From 1db5851fac3d5ddf9395eeaaec45575e712c0ca7 Mon Sep 17 00:00:00 2001
From: MaxGraey <maxgraey@gmail.com>
Date: Wed, 14 Apr 2021 10:55:03 +0300
Subject: [PATCH 01/47] init

---
 std/assembly/date.ts                  | 135 ++---
 tests/compiler/std/date.optimized.wat | 399 +++++++++------
 tests/compiler/std/date.untouched.wat | 693 +++++++++++++++-----------
 3 files changed, 737 insertions(+), 490 deletions(-)

diff --git a/std/assembly/date.ts b/std/assembly/date.ts
index 7d5c228dbb..36f0090112 100644
--- a/std/assembly/date.ts
+++ b/std/assembly/date.ts
@@ -1,6 +1,20 @@
 import { E_VALUEOUTOFRANGE } from "util/error";
 import { now as Date_now } from "./bindings/Date";
 
+// @ts-ignore: decorator
+@inline const
+  MILLIS_PER_DAY    = 1000 * 60 * 60 * 24,
+  MILLIS_PER_HOUR   = 1000 * 60 * 60,
+  MILLIS_PER_MINUTE = 1000 * 60,
+  MILLIS_PER_SECOND = 1000;
+
+// ymdFromEpochDays returns values via globals to avoid allocations
+// @ts-ignore: decorator
+@lazy let
+  year: i32,
+  month: i32,
+  day: i32;
+
 export class Date {
   @inline static UTC(
     year: i32,
@@ -19,50 +33,44 @@ export class Date {
   }
 
   static fromString(dateTimeString: string): Date {
-    let hour: i32 = 0,
-        minute: i32 = 0,
-        second: i32 = 0,
-        millisecond: i32 = 0;
-    let dateString: string;
-
-    if (dateTimeString.includes("T")) {
+    var
+      hour: i32 = 0,
+      min: i32 = 0,
+      sec: i32 = 0,
+      ms: i32 = 0;
+
+    var dateString = dateTimeString;
+    var posT = dateTimeString.indexOf("T");
+    if (~posT) {
       // includes a time component
-      const parts = dateTimeString.split("T");
-      const timeString = parts[1];
+      let timeString: string;
+      dateString = dateTimeString.substring(0, posT);
+      timeString = dateTimeString.substring(posT + 1);
       // parse the HH-MM-SS component
-      const timeParts = timeString.split(":");
+      let timeParts = timeString.split(":");
       hour = I32.parseInt(timeParts[0]);
-      minute = I32.parseInt(timeParts[1]);
-      if (timeParts[2].includes(".")) {
+      min  = I32.parseInt(timeParts[1]);
+      let secAndMs = timeParts[2];
+      let posDot = secAndMs.indexOf(".");
+      if (~posDot) {
         // includes milliseconds
-        const secondParts = timeParts[2].split(".");
-        second = I32.parseInt(secondParts[0]);
-        millisecond = I32.parseInt(secondParts[1]);
+        sec = I32.parseInt(secAndMs.substring(0, posDot));
+        ms  = I32.parseInt(secAndMs.substring(posDot + 1));
       } else {
-        second = I32.parseInt(timeParts[2]);
+        sec = I32.parseInt(secAndMs);
       }
-      dateString = parts[0];
-    } else {
-      dateString = dateTimeString;
     }
     // parse the YYYY-MM-DD component
-    const parts = dateString.split("-");
-    const year = I32.parseInt(
-      parts[0].length == 2 ? "19" + parts[0] : parts[0]
-    );
-    const month = I32.parseInt(parts[1]);
-    const day = I32.parseInt(parts[2]);
+    var parts = dateString.split("-");
+    var y     = parts[0];
+    var year  = I32.parseInt(y.length == 2 ? "19" + y : y);
+    var month = I32.parseInt(parts[1]);
+    var day   = I32.parseInt(parts[2]);
 
-    return new Date(
-      epochMillis(year, month, day, hour, minute, second, millisecond)
-    );
+    return new Date(epochMillis(year, month, day, hour, min, sec, ms));
   }
 
-  private epochMillis: i64;
-
-  constructor(epochMillis: i64) {
-    this.epochMillis = epochMillis;
-  }
+  constructor(private epochMillis: i64) {}
 
   getTime(): i64 {
     return this.epochMillis;
@@ -109,47 +117,47 @@ export class Date {
   }
 
   setUTCSeconds(value: i32): void {
-    throwIfNotInRange(value, 0, 59);
+    if (value < 0 || value > 59) throw new RangeError(E_VALUEOUTOFRANGE);
     this.epochMillis += (value - this.getUTCSeconds()) * MILLIS_PER_SECOND;
   }
 
   setUTCMinutes(value: i32): void {
-    throwIfNotInRange(value, 0, 59);
+    if (value < 0 || value > 59) throw new RangeError(E_VALUEOUTOFRANGE);
     this.epochMillis += (value - this.getUTCMinutes()) * MILLIS_PER_MINUTE;
   }
 
   setUTCHours(value: i32): void {
-    throwIfNotInRange(value, 0, 23);
+    if (value < 0 || value > 23) throw new RangeError(E_VALUEOUTOFRANGE);
     this.epochMillis += (value - this.getUTCHours()) * MILLIS_PER_HOUR;
   }
 
   setUTCDate(value: i32): void {
     ymdFromEpochDays(i32(this.epochMillis / MILLIS_PER_DAY));
-    throwIfNotInRange(value, 1, daysInMonth(year, month));
-    const mills = this.epochMillis % MILLIS_PER_DAY;
+    if (value < 1 || value > daysInMonth(year, month)) throw new RangeError(E_VALUEOUTOFRANGE);
+    var ms = this.epochMillis % MILLIS_PER_DAY;
     this.epochMillis =
-      i64(daysSinceEpoch(year, month, value)) * MILLIS_PER_DAY + mills;
+      i64(daysSinceEpoch(year, month, value)) * MILLIS_PER_DAY + ms;
   }
 
   setUTCMonth(value: i32): void {
-    throwIfNotInRange(value, 1, 12);
+    if (value < 1 || value > 12) throw new RangeError(E_VALUEOUTOFRANGE);
     ymdFromEpochDays(i32(this.epochMillis / MILLIS_PER_DAY));
-    const mills = this.epochMillis % MILLIS_PER_DAY;
+    var ms = this.epochMillis % MILLIS_PER_DAY;
     this.epochMillis =
-      i64(daysSinceEpoch(year, value + 1, day)) * MILLIS_PER_DAY + mills;
+      i64(daysSinceEpoch(year, value + 1, day)) * MILLIS_PER_DAY + ms;
   }
 
   setUTCFullYear(value: i32): void {
     ymdFromEpochDays(i32(this.epochMillis / MILLIS_PER_DAY));
-    const mills = this.epochMillis % MILLIS_PER_DAY;
+    var ms = this.epochMillis % MILLIS_PER_DAY;
     this.epochMillis =
-      i64(daysSinceEpoch(value, month, day)) * MILLIS_PER_DAY + mills;
+      i64(daysSinceEpoch(value, month, day)) * MILLIS_PER_DAY + ms;
   }
 
   toISOString(): string {
     ymdFromEpochDays(i32(this.epochMillis / MILLIS_PER_DAY));
 
-    let yearStr = year.toString();
+    var yearStr = year.toString();
     if (yearStr.length > 4) {
       yearStr = "+" + yearStr.padStart(6, "0");
     }
@@ -191,17 +199,14 @@ function epochMillis(
   );
 }
 
-function throwIfNotInRange(value: i32, lower: i32, upper: i32): void {
-  if (value < lower || value > upper) throw new RangeError(E_VALUEOUTOFRANGE);
+// @ts-ignore: decorator
+@inline function floorDiv(a: i32, b: i32): i32 {
+  return (a >= 0 ? a : a - b + 1) / b;
 }
 
-const MILLIS_PER_DAY = 1_000 * 60 * 60 * 24;
-const MILLIS_PER_HOUR = 1_000 * 60 * 60;
-const MILLIS_PER_MINUTE = 1_000 * 60;
-const MILLIS_PER_SECOND = 1_000;
-
 // http://howardhinnant.github.io/date_algorithms.html#is_leap
-function isLeap(y: i32): bool {
+// @ts-ignore: decorator
+@inline function isLeap(y: i32): bool {
   return y % 4 == 0 && (y % 100 != 0 || y % 400 == 0);
 }
 
@@ -211,28 +216,26 @@ function daysInMonth(year: i32, month: i32): i32 {
     : 30 + ((month + i32(month >= 8)) & 1);
 }
 
-// ymdFromEpochDays returns values via globals to avoid allocations
-let year: i32, month: i32, day: i32;
 // see: http://howardhinnant.github.io/date_algorithms.html#civil_from_days
 function ymdFromEpochDays(z: i32): void {
   z += 719468;
-  const era = (z >= 0 ? z : z - 146096) / 146097;
-  const doe = z - era * 146097; // [0, 146096]
-  const yoe = (doe - doe / 1460 + doe / 36524 - doe / 146096) / 365; // [0, 399]
+  var era = floorDiv(z, 146097);
+  var doe = z - era * 146097; // [0, 146096]
+  var yoe = (doe - doe / 1460 + doe / 36524 - doe / 146096) / 365; // [0, 399]
   year = yoe + era * 400;
-  const doy = doe - (365 * yoe + yoe / 4 - yoe / 100); // [0, 365]
-  const mp = (5 * doy + 2) / 153; // [0, 11]
+  var doy = doe - (365 * yoe + yoe / 4 - yoe / 100); // [0, 365]
+  var mp = (5 * doy + 2) / 153; // [0, 11]
   day = doy - (153 * mp + 2) / 5 + 1; // [1, 31]
   month = mp + (mp < 10 ? 3 : -9); // [1, 12]
-  year += (month <= 2 ? 1 : 0);
+  year += i32(month <= 2);
 }
 
 // http://howardhinnant.github.io/date_algorithms.html#days_from_civil
 function daysSinceEpoch(y: i32, m: i32, d: i32): i32 {
-  y -= m <= 2 ? 1 : 0;
-  const era = (y >= 0 ? y : y - 399) / 400;
-  const yoe = y - era * 400; // [0, 399]
-  const doy = (153 * (m + (m > 2 ? -3 : 9)) + 2) / 5 + d - 1; // [0, 365]
-  const doe = yoe * 365 + yoe / 4 - yoe / 100 + doy; // [0, 146096]
+  y -= i32(m <= 2);
+  var era = floorDiv(y, 400);
+  var yoe = y - era * 400; // [0, 399]
+  var doy = (153 * (m + (m > 2 ? -3 : 9)) + 2) / 5 + d - 1; // [0, 365]
+  var doe = yoe * 365 + yoe / 4 - yoe / 100 + doy; // [0, 146096]
   return era * 146097 + doe - 719468;
 }
diff --git a/tests/compiler/std/date.optimized.wat b/tests/compiler/std/date.optimized.wat
index d411dcade9..e95a3d3c40 100644
--- a/tests/compiler/std/date.optimized.wat
+++ b/tests/compiler/std/date.optimized.wat
@@ -3,8 +3,8 @@
  (type $i32_=>_i32 (func (param i32) (result i32)))
  (type $i32_i32_=>_i32 (func (param i32 i32) (result i32)))
  (type $none_=>_none (func))
- (type $i32_i32_i32_=>_none (func (param i32 i32 i32)))
  (type $i32_=>_none (func (param i32)))
+ (type $i32_i32_i32_=>_none (func (param i32 i32 i32)))
  (type $i32_i32_i32_=>_i32 (func (param i32 i32 i32) (result i32)))
  (type $i32_i32_i32_i32_=>_none (func (param i32 i32 i32 i32)))
  (type $none_=>_i32 (func (result i32)))
@@ -83,9 +83,6 @@
  (data (i32.const 3032) "\01\00\00\000\00\00\001\009\007\006\00-\000\002\00-\000\002\00T\001\002\00:\003\004\00:\005\006\00.\004\005\006\00Z")
  (data (i32.const 3104) "\06\00\00\00 \00\00\00\00\00\00\00 ")
  (data (i32.const 3132) " \00\00\00\00\00\00\00\02A\00\00\00\00\00\00\02\t")
- (global $~lib/date/year (mut i32) (i32.const 0))
- (global $~lib/date/month (mut i32) (i32.const 0))
- (global $~lib/date/day (mut i32) (i32.const 0))
  (global $~lib/rt/itcms/total (mut i32) (i32.const 0))
  (global $~lib/rt/itcms/threshold (mut i32) (i32.const 0))
  (global $~lib/rt/itcms/state (mut i32) (i32.const 0))
@@ -96,6 +93,9 @@
  (global $~lib/rt/itcms/white (mut i32) (i32.const 0))
  (global $~lib/rt/itcms/fromSpace (mut i32) (i32.const 0))
  (global $~lib/rt/tlsf/ROOT (mut i32) (i32.const 0))
+ (global $~lib/date/year (mut i32) (i32.const 0))
+ (global $~lib/date/day (mut i32) (i32.const 0))
+ (global $~lib/date/month (mut i32) (i32.const 0))
  (global $~lib/memory/__stack_pointer (mut i32) (i32.const 19540))
  (global $~started (mut i32) (i32.const 0))
  (export "memory" (memory $0))
@@ -2028,29 +2028,23 @@
   i64.add
   i64.store
  )
- (func $~lib/date/throwIfNotInRange (param $0 i32) (param $1 i32) (param $2 i32)
+ (func $~lib/date/Date#setUTCSeconds (param $0 i32) (param $1 i32)
   i32.const 1
-  local.get $0
-  local.get $2
+  local.get $1
+  i32.const 59
   i32.gt_s
-  local.get $0
   local.get $1
+  i32.const 0
   i32.lt_s
   select
   if
    i32.const 1504
    i32.const 1568
-   i32.const 195
-   i32.const 39
+   i32.const 120
+   i32.const 34
    call $~lib/builtins/abort
    unreachable
   end
- )
- (func $~lib/date/Date#setUTCSeconds (param $0 i32) (param $1 i32)
-  local.get $1
-  i32.const 0
-  i32.const 59
-  call $~lib/date/throwIfNotInRange
   local.get $0
   local.get $0
   i64.load
@@ -2065,10 +2059,22 @@
   i64.store
  )
  (func $~lib/date/Date#setUTCMinutes (param $0 i32) (param $1 i32)
+  i32.const 1
   local.get $1
-  i32.const 0
   i32.const 59
-  call $~lib/date/throwIfNotInRange
+  i32.gt_s
+  local.get $1
+  i32.const 0
+  i32.lt_s
+  select
+  if
+   i32.const 1504
+   i32.const 1568
+   i32.const 125
+   i32.const 34
+   call $~lib/builtins/abort
+   unreachable
+  end
   local.get $0
   local.get $0
   i64.load
@@ -2083,10 +2089,22 @@
   i64.store
  )
  (func $~lib/date/Date#setUTCHours (param $0 i32) (param $1 i32)
+  i32.const 1
   local.get $1
-  i32.const 0
   i32.const 23
-  call $~lib/date/throwIfNotInRange
+  i32.gt_s
+  local.get $1
+  i32.const 0
+  i32.lt_s
+  select
+  if
+   i32.const 1504
+   i32.const 1568
+   i32.const 130
+   i32.const 34
+   call $~lib/builtins/abort
+   unreachable
+  end
   local.get $0
   local.get $0
   i64.load
@@ -2110,38 +2128,54 @@
   call $~lib/date/ymdFromEpochDays
   local.get $1
   i32.const 1
-  i32.const 0
-  i32.const 1
-  global.get $~lib/date/year
-  local.tee $2
-  i32.const 400
-  i32.rem_s
-  i32.eqz
-  local.get $2
-  i32.const 100
-  i32.rem_s
-  select
-  local.get $2
-  i32.const 3
-  i32.and
-  select
-  i32.const 28
-  i32.add
-  global.get $~lib/date/month
-  local.tee $2
-  local.get $2
-  i32.const 8
-  i32.ge_s
-  i32.add
-  i32.const 1
-  i32.and
-  i32.const 30
-  i32.add
-  local.get $2
-  i32.const 2
-  i32.eq
-  select
-  call $~lib/date/throwIfNotInRange
+  i32.lt_s
+  if (result i32)
+   i32.const 1
+  else
+   local.get $1
+   i32.const 0
+   i32.const 1
+   global.get $~lib/date/year
+   local.tee $2
+   i32.const 400
+   i32.rem_s
+   i32.eqz
+   local.get $2
+   i32.const 100
+   i32.rem_s
+   select
+   local.get $2
+   i32.const 3
+   i32.and
+   select
+   i32.const 0
+   i32.ne
+   i32.const 28
+   i32.add
+   global.get $~lib/date/month
+   local.tee $2
+   local.get $2
+   i32.const 8
+   i32.ge_s
+   i32.add
+   i32.const 1
+   i32.and
+   i32.const 30
+   i32.add
+   local.get $2
+   i32.const 2
+   i32.eq
+   select
+   i32.gt_s
+  end
+  if
+   i32.const 1504
+   i32.const 1568
+   i32.const 136
+   i32.const 56
+   call $~lib/builtins/abort
+   unreachable
+  end
   local.get $0
   local.get $0
   i64.load
@@ -2158,10 +2192,22 @@
   i64.store
  )
  (func $~lib/date/Date#setUTCMonth (param $0 i32) (param $1 i32)
-  local.get $1
   i32.const 1
+  local.get $1
   i32.const 12
-  call $~lib/date/throwIfNotInRange
+  i32.gt_s
+  local.get $1
+  i32.const 1
+  i32.lt_s
+  select
+  if
+   i32.const 1504
+   i32.const 1568
+   i32.const 143
+   i32.const 34
+   call $~lib/builtins/abort
+   unreachable
+  end
   local.get $0
   i64.load
   i64.const 86400000
@@ -3892,6 +3938,7 @@
   (local $4 i32)
   (local $5 i32)
   (local $6 i32)
+  (local $7 i32)
   global.get $~lib/memory/__stack_pointer
   i32.const 32
   i32.sub
@@ -3909,6 +3956,8 @@
   global.get $~lib/memory/__stack_pointer
   i64.const 0
   i64.store offset=24
+  local.get $0
+  local.set $1
   global.get $~lib/memory/__stack_pointer
   i32.const 2032
   i32.store
@@ -3916,22 +3965,24 @@
   i32.const 2032
   i32.const 0
   call $~lib/string/String#indexOf
+  local.tee $2
   i32.const -1
-  i32.ne
+  i32.xor
   if
-   global.get $~lib/memory/__stack_pointer
-   i32.const 2032
-   i32.store
    global.get $~lib/memory/__stack_pointer
    local.get $0
-   i32.const 2032
-   call $~lib/string/String#split
+   i32.const 0
+   local.get $2
+   call $~lib/string/String#substring
    local.tee $1
    i32.store offset=4
    global.get $~lib/memory/__stack_pointer
-   local.get $1
+   local.get $0
+   local.get $2
    i32.const 1
-   call $~lib/array/Array<~lib/string/String>#__get
+   i32.add
+   i32.const 2147483647
+   call $~lib/string/String#substring
    local.tee $0
    i32.store offset=8
    global.get $~lib/memory/__stack_pointer
@@ -3952,7 +4003,7 @@
    i32.store offset=16
    local.get $2
    call $~lib/util/string/strtol<i32>
-   local.set $3
+   local.set $4
    local.get $0
    i32.const 1
    call $~lib/array/Array<~lib/string/String>#__get
@@ -3962,96 +4013,70 @@
    i32.store offset=16
    local.get $2
    call $~lib/util/string/strtol<i32>
-   local.set $4
+   local.set $5
+   global.get $~lib/memory/__stack_pointer
    local.get $0
    i32.const 2
    call $~lib/array/Array<~lib/string/String>#__get
-   local.set $2
-   global.get $~lib/memory/__stack_pointer
-   local.get $2
-   i32.store offset=16
+   local.tee $0
+   i32.store offset=20
    global.get $~lib/memory/__stack_pointer
    i32.const 2096
    i32.store
-   local.get $2
+   local.get $0
    i32.const 2096
    i32.const 0
    call $~lib/string/String#indexOf
+   local.tee $2
    i32.const -1
-   i32.ne
+   i32.xor
    if
-    global.get $~lib/memory/__stack_pointer
-    local.get $0
-    i32.const 2
-    call $~lib/array/Array<~lib/string/String>#__get
-    local.set $0
-    global.get $~lib/memory/__stack_pointer
-    local.get $0
-    i32.store offset=16
-    global.get $~lib/memory/__stack_pointer
-    i32.const 2096
-    i32.store
-    local.get $0
-    i32.const 2096
-    call $~lib/string/String#split
-    local.tee $0
-    i32.store offset=20
     local.get $0
     i32.const 0
-    call $~lib/array/Array<~lib/string/String>#__get
-    local.set $2
-    global.get $~lib/memory/__stack_pointer
     local.get $2
+    call $~lib/string/String#substring
+    local.set $3
+    global.get $~lib/memory/__stack_pointer
+    local.get $3
     i32.store offset=16
-    local.get $2
+    local.get $3
     call $~lib/util/string/strtol<i32>
-    local.set $2
+    local.set $3
     local.get $0
+    local.get $2
     i32.const 1
-    call $~lib/array/Array<~lib/string/String>#__get
+    i32.add
+    i32.const 2147483647
+    call $~lib/string/String#substring
     local.set $0
     global.get $~lib/memory/__stack_pointer
     local.get $0
     i32.store offset=16
     local.get $0
     call $~lib/util/string/strtol<i32>
-    local.set $5
+    local.set $6
    else
-    local.get $0
-    i32.const 2
-    call $~lib/array/Array<~lib/string/String>#__get
-    local.set $0
-    global.get $~lib/memory/__stack_pointer
-    local.get $0
-    i32.store offset=16
     local.get $0
     call $~lib/util/string/strtol<i32>
-    local.set $2
+    local.set $3
    end
-   global.get $~lib/memory/__stack_pointer
-   local.get $1
-   i32.const 0
-   call $~lib/array/Array<~lib/string/String>#__get
-   local.tee $0
-   i32.store offset=24
   end
   global.get $~lib/memory/__stack_pointer
   i32.const 2000
   i32.store
   global.get $~lib/memory/__stack_pointer
-  local.get $0
+  local.get $1
   i32.const 2000
   call $~lib/string/String#split
-  local.tee $0
-  i32.store offset=12
-  local.get $0
-  i32.const 0
-  call $~lib/array/Array<~lib/string/String>#__get
-  local.set $1
+  local.tee $1
+  i32.store offset=24
   global.get $~lib/memory/__stack_pointer
   local.get $1
-  i32.store
-  local.get $1
+  i32.const 0
+  call $~lib/array/Array<~lib/string/String>#__get
+  local.tee $0
+  i32.store offset=28
+  local.get $0
   i32.const 20
   i32.sub
   i32.load offset=16
@@ -4059,41 +4084,30 @@
   i32.shr_u
   i32.const 2
   i32.eq
-  if (result i32)
+  if
    global.get $~lib/memory/__stack_pointer
    i32.const 2672
    i32.store
-   local.get $0
-   i32.const 0
-   call $~lib/array/Array<~lib/string/String>#__get
-   local.set $1
-   global.get $~lib/memory/__stack_pointer
-   local.get $1
-   i32.store offset=28
    i32.const 2672
-   local.get $1
-   call $~lib/string/String.__concat
-  else
    local.get $0
-   i32.const 0
-   call $~lib/array/Array<~lib/string/String>#__get
+   call $~lib/string/String.__concat
+   local.set $0
   end
-  local.set $1
   global.get $~lib/memory/__stack_pointer
-  local.get $1
+  local.get $0
   i32.store offset=16
-  local.get $1
-  call $~lib/util/string/strtol<i32>
   local.get $0
+  call $~lib/util/string/strtol<i32>
+  local.get $1
   i32.const 1
   call $~lib/array/Array<~lib/string/String>#__get
-  local.set $1
+  local.set $0
   global.get $~lib/memory/__stack_pointer
-  local.get $1
+  local.get $0
   i32.store offset=16
-  local.get $1
-  call $~lib/util/string/strtol<i32>
   local.get $0
+  call $~lib/util/string/strtol<i32>
+  local.get $1
   i32.const 2
   call $~lib/array/Array<~lib/string/String>#__get
   local.set $0
@@ -4102,10 +4116,10 @@
   i32.store offset=16
   local.get $0
   call $~lib/util/string/strtol<i32>
-  local.get $3
   local.get $4
-  local.get $2
   local.get $5
+  local.get $3
+  local.get $6
   call $~lib/date/epochMillis
   call $~lib/date/Date#constructor
   global.get $~lib/memory/__stack_pointer
@@ -5072,9 +5086,6 @@
   local.tee $1
   i32.store
   local.get $1
-  i64.const 0
-  i64.store
-  local.get $1
   local.get $0
   i64.store
   global.get $~lib/memory/__stack_pointer
@@ -5196,6 +5207,110 @@
   global.set $~lib/memory/__stack_pointer
   local.get $1
  )
+ (func $~lib/string/String#substring (param $0 i32) (param $1 i32) (param $2 i32) (result i32)
+  (local $3 i32)
+  (local $4 i32)
+  global.get $~lib/memory/__stack_pointer
+  i32.const 4
+  i32.sub
+  global.set $~lib/memory/__stack_pointer
+  call $~stack_check
+  global.get $~lib/memory/__stack_pointer
+  i32.const 0
+  i32.store
+  local.get $1
+  i32.const 0
+  local.get $1
+  i32.const 0
+  i32.gt_s
+  select
+  local.tee $3
+  local.get $0
+  i32.const 20
+  i32.sub
+  i32.load offset=16
+  i32.const 1
+  i32.shr_u
+  local.tee $1
+  local.get $1
+  local.get $3
+  i32.gt_s
+  select
+  local.tee $3
+  local.get $2
+  i32.const 0
+  local.get $2
+  i32.const 0
+  i32.gt_s
+  select
+  local.tee $2
+  local.get $1
+  local.get $1
+  local.get $2
+  i32.gt_s
+  select
+  local.tee $2
+  local.get $2
+  local.get $3
+  i32.lt_s
+  select
+  i32.const 1
+  i32.shl
+  local.tee $4
+  local.get $3
+  local.get $2
+  local.get $2
+  local.get $3
+  i32.gt_s
+  select
+  i32.const 1
+  i32.shl
+  local.tee $2
+  i32.sub
+  local.tee $3
+  i32.eqz
+  if
+   global.get $~lib/memory/__stack_pointer
+   i32.const 4
+   i32.add
+   global.set $~lib/memory/__stack_pointer
+   i32.const 1968
+   return
+  end
+  i32.const 0
+  local.get $4
+  local.get $1
+  i32.const 1
+  i32.shl
+  i32.eq
+  local.get $2
+  select
+  if
+   global.get $~lib/memory/__stack_pointer
+   i32.const 4
+   i32.add
+   global.set $~lib/memory/__stack_pointer
+   local.get $0
+   return
+  end
+  global.get $~lib/memory/__stack_pointer
+  local.get $3
+  i32.const 1
+  call $~lib/rt/itcms/__new
+  local.tee $1
+  i32.store
+  local.get $1
+  local.get $0
+  local.get $2
+  i32.add
+  local.get $3
+  call $~lib/memory/memory.copy
+  global.get $~lib/memory/__stack_pointer
+  i32.const 4
+  i32.add
+  global.set $~lib/memory/__stack_pointer
+  local.get $1
+ )
  (func $~lib/rt/__newArray (param $0 i32) (result i32)
   (local $1 i32)
   (local $2 i32)
diff --git a/tests/compiler/std/date.untouched.wat b/tests/compiler/std/date.untouched.wat
index 8203e8cbc4..ccf6866166 100644
--- a/tests/compiler/std/date.untouched.wat
+++ b/tests/compiler/std/date.untouched.wat
@@ -61,13 +61,6 @@
  (data (i32.const 3452) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\000\00\00\001\009\007\006\00-\000\002\00-\000\002\00T\001\002\00:\003\004\00:\005\006\00.\004\005\006\00Z\00\00\00\00\00\00\00\00\00\00\00\00\00")
  (data (i32.const 3536) "\06\00\00\00 \00\00\00\00\00\00\00 \00\00\00\00\00\00\00\00\00\00\00\00\00\00\00 \00\00\00\00\00\00\00\02A\00\00\00\00\00\00\02\t\00\00\00\00\00\00")
  (table $0 1 funcref)
- (global $~lib/date/MILLIS_PER_DAY i32 (i32.const 86400000))
- (global $~lib/date/MILLIS_PER_HOUR i32 (i32.const 3600000))
- (global $~lib/date/MILLIS_PER_MINUTE i32 (i32.const 60000))
- (global $~lib/date/MILLIS_PER_SECOND i32 (i32.const 1000))
- (global $~lib/date/year (mut i32) (i32.const 0))
- (global $~lib/date/month (mut i32) (i32.const 0))
- (global $~lib/date/day (mut i32) (i32.const 0))
  (global $~lib/rt/itcms/total (mut i32) (i32.const 0))
  (global $~lib/rt/itcms/threshold (mut i32) (i32.const 0))
  (global $~lib/rt/itcms/state (mut i32) (i32.const 0))
@@ -80,6 +73,9 @@
  (global $~lib/rt/tlsf/ROOT (mut i32) (i32.const 0))
  (global $~lib/ASC_LOW_MEMORY_LIMIT i32 (i32.const 0))
  (global $~lib/ASC_SHRINK_LEVEL i32 (i32.const 0))
+ (global $~lib/date/year (mut i32) (i32.const 0))
+ (global $~lib/date/day (mut i32) (i32.const 0))
+ (global $~lib/date/month (mut i32) (i32.const 0))
  (global $~lib/builtins/i32.MAX_VALUE i32 (i32.const 2147483647))
  (global $~lib/rt/__rtti_base i32 (i32.const 3536))
  (global $~lib/memory/__data_end i32 (i32.const 3588))
@@ -93,36 +89,39 @@
   (local $4 i32)
   (local $5 i32)
   (local $6 i32)
+  (local $7 i32)
+  (local $8 i32)
   local.get $0
   local.get $1
   i32.const 2
   i32.le_s
-  if (result i32)
-   i32.const 1
-  else
-   i32.const 0
-  end
   i32.sub
   local.set $0
   local.get $0
+  local.set $4
+  i32.const 400
+  local.set $3
+  local.get $4
   i32.const 0
   i32.ge_s
   if (result i32)
-   local.get $0
+   local.get $4
   else
-   local.get $0
-   i32.const 399
+   local.get $4
+   local.get $3
    i32.sub
+   i32.const 1
+   i32.add
   end
-  i32.const 400
+  local.get $3
   i32.div_s
-  local.set $3
+  local.set $5
   local.get $0
-  local.get $3
+  local.get $5
   i32.const 400
   i32.mul
   i32.sub
-  local.set $4
+  local.set $6
   i32.const 153
   local.get $1
   local.get $1
@@ -143,25 +142,25 @@
   i32.add
   i32.const 1
   i32.sub
-  local.set $5
-  local.get $4
+  local.set $7
+  local.get $6
   i32.const 365
   i32.mul
-  local.get $4
+  local.get $6
   i32.const 4
   i32.div_s
   i32.add
-  local.get $4
+  local.get $6
   i32.const 100
   i32.div_s
   i32.sub
-  local.get $5
+  local.get $7
   i32.add
-  local.set $6
-  local.get $3
+  local.set $8
+  local.get $5
   i32.const 146097
   i32.mul
-  local.get $6
+  local.get $8
   i32.add
   i32.const 719468
   i32.sub
@@ -172,21 +171,20 @@
   local.get $2
   call $~lib/date/daysSinceEpoch
   i64.extend_i32_s
-  global.get $~lib/date/MILLIS_PER_DAY
-  i64.extend_i32_s
+  i64.const 86400000
   i64.mul
   local.get $3
-  global.get $~lib/date/MILLIS_PER_HOUR
+  i32.const 3600000
   i32.mul
   i64.extend_i32_s
   i64.add
   local.get $4
-  global.get $~lib/date/MILLIS_PER_MINUTE
+  i32.const 60000
   i32.mul
   i64.extend_i32_s
   i64.add
   local.get $5
-  global.get $~lib/date/MILLIS_PER_SECOND
+  i32.const 1000
   i32.mul
   i64.extend_i32_s
   i64.add
@@ -194,11 +192,6 @@
   i64.extend_i32_s
   i64.add
  )
- (func $~lib/date/Date#set:epochMillis (param $0 i32) (param $1 i64)
-  local.get $0
-  local.get $1
-  i64.store
- )
  (func $~lib/rt/itcms/Object#set:nextWithColor (param $0 i32) (param $1 i32)
   local.get $0
   local.get $1
@@ -2504,6 +2497,11 @@
   call $~lib/memory/memory.fill
   local.get $3
  )
+ (func $~lib/date/Date#set:epochMillis (param $0 i32) (param $1 i64)
+  local.get $0
+  local.get $1
+  i64.store
+ )
  (func $~lib/date/Date#getTime (param $0 i32) (result i64)
   local.get $0
   i64.load
@@ -2520,76 +2518,84 @@
   (local $3 i32)
   (local $4 i32)
   (local $5 i32)
+  (local $6 i32)
+  (local $7 i32)
   local.get $0
   i32.const 719468
   i32.add
   local.set $0
   local.get $0
+  local.set $2
+  i32.const 146097
+  local.set $1
+  local.get $2
   i32.const 0
   i32.ge_s
   if (result i32)
-   local.get $0
+   local.get $2
   else
-   local.get $0
-   i32.const 146096
+   local.get $2
+   local.get $1
    i32.sub
+   i32.const 1
+   i32.add
   end
-  i32.const 146097
+  local.get $1
   i32.div_s
-  local.set $1
+  local.set $3
   local.get $0
-  local.get $1
+  local.get $3
   i32.const 146097
   i32.mul
   i32.sub
-  local.set $2
-  local.get $2
-  local.get $2
+  local.set $4
+  local.get $4
+  local.get $4
   i32.const 1460
   i32.div_s
   i32.sub
-  local.get $2
+  local.get $4
   i32.const 36524
   i32.div_s
   i32.add
-  local.get $2
+  local.get $4
   i32.const 146096
   i32.div_s
   i32.sub
   i32.const 365
   i32.div_s
-  local.set $3
+  local.set $5
+  local.get $5
   local.get $3
-  local.get $1
   i32.const 400
   i32.mul
   i32.add
   global.set $~lib/date/year
-  local.get $2
+  local.get $4
   i32.const 365
-  local.get $3
+  local.get $5
   i32.mul
-  local.get $3
+  local.get $5
   i32.const 4
   i32.div_s
   i32.add
-  local.get $3
+  local.get $5
   i32.const 100
   i32.div_s
   i32.sub
   i32.sub
-  local.set $4
+  local.set $6
   i32.const 5
-  local.get $4
+  local.get $6
   i32.mul
   i32.const 2
   i32.add
   i32.const 153
   i32.div_s
-  local.set $5
-  local.get $4
+  local.set $7
+  local.get $6
   i32.const 153
-  local.get $5
+  local.get $7
   i32.mul
   i32.const 2
   i32.add
@@ -2599,8 +2605,8 @@
   i32.const 1
   i32.add
   global.set $~lib/date/day
-  local.get $5
-  local.get $5
+  local.get $7
+  local.get $7
   i32.const 10
   i32.lt_s
   if (result i32)
@@ -2614,19 +2620,13 @@
   global.get $~lib/date/month
   i32.const 2
   i32.le_s
-  if (result i32)
-   i32.const 1
-  else
-   i32.const 0
-  end
   i32.add
   global.set $~lib/date/year
  )
  (func $~lib/date/Date#getUTCFullYear (param $0 i32) (result i32)
   local.get $0
   i64.load
-  global.get $~lib/date/MILLIS_PER_DAY
-  i64.extend_i32_s
+  i64.const 86400000
   i64.div_s
   i32.wrap_i64
   call $~lib/date/ymdFromEpochDays
@@ -2635,8 +2635,7 @@
  (func $~lib/date/Date#getUTCMonth (param $0 i32) (result i32)
   local.get $0
   i64.load
-  global.get $~lib/date/MILLIS_PER_DAY
-  i64.extend_i32_s
+  i64.const 86400000
   i64.div_s
   i32.wrap_i64
   call $~lib/date/ymdFromEpochDays
@@ -2647,8 +2646,7 @@
  (func $~lib/date/Date#getUTCDate (param $0 i32) (result i32)
   local.get $0
   i64.load
-  global.get $~lib/date/MILLIS_PER_DAY
-  i64.extend_i32_s
+  i64.const 86400000
   i64.div_s
   i32.wrap_i64
   call $~lib/date/ymdFromEpochDays
@@ -2657,38 +2655,34 @@
  (func $~lib/date/Date#getUTCHours (param $0 i32) (result i32)
   local.get $0
   i64.load
-  global.get $~lib/date/MILLIS_PER_DAY
-  i64.extend_i32_s
+  i64.const 86400000
   i64.rem_s
   i32.wrap_i64
-  global.get $~lib/date/MILLIS_PER_HOUR
+  i32.const 3600000
   i32.div_s
  )
  (func $~lib/date/Date#getUTCMinutes (param $0 i32) (result i32)
   local.get $0
   i64.load
-  global.get $~lib/date/MILLIS_PER_HOUR
-  i64.extend_i32_s
+  i64.const 3600000
   i64.rem_s
   i32.wrap_i64
-  global.get $~lib/date/MILLIS_PER_MINUTE
+  i32.const 60000
   i32.div_s
  )
  (func $~lib/date/Date#getUTCSeconds (param $0 i32) (result i32)
   local.get $0
   i64.load
-  global.get $~lib/date/MILLIS_PER_MINUTE
-  i64.extend_i32_s
+  i64.const 60000
   i64.rem_s
   i32.wrap_i64
-  global.get $~lib/date/MILLIS_PER_SECOND
+  i32.const 1000
   i32.div_s
  )
  (func $~lib/date/Date#getUTCMilliseconds (param $0 i32) (result i32)
   local.get $0
   i64.load
-  global.get $~lib/date/MILLIS_PER_SECOND
-  i64.extend_i32_s
+  i64.const 1000
   i64.rem_s
   i32.wrap_i64
  )
@@ -2704,31 +2698,25 @@
   i64.add
   call $~lib/date/Date#set:epochMillis
  )
- (func $~lib/date/throwIfNotInRange (param $0 i32) (param $1 i32) (param $2 i32)
-  local.get $0
+ (func $~lib/date/Date#setUTCSeconds (param $0 i32) (param $1 i32)
   local.get $1
+  i32.const 0
   i32.lt_s
   if (result i32)
    i32.const 1
   else
-   local.get $0
-   local.get $2
+   local.get $1
+   i32.const 59
    i32.gt_s
   end
   if
    i32.const 480
    i32.const 544
-   i32.const 195
-   i32.const 39
+   i32.const 120
+   i32.const 34
    call $~lib/builtins/abort
    unreachable
   end
- )
- (func $~lib/date/Date#setUTCSeconds (param $0 i32) (param $1 i32)
-  local.get $1
-  i32.const 0
-  i32.const 59
-  call $~lib/date/throwIfNotInRange
   local.get $0
   local.get $0
   i64.load
@@ -2736,7 +2724,7 @@
   local.get $0
   call $~lib/date/Date#getUTCSeconds
   i32.sub
-  global.get $~lib/date/MILLIS_PER_SECOND
+  i32.const 1000
   i32.mul
   i64.extend_i32_s
   i64.add
@@ -2745,8 +2733,22 @@
  (func $~lib/date/Date#setUTCMinutes (param $0 i32) (param $1 i32)
   local.get $1
   i32.const 0
-  i32.const 59
-  call $~lib/date/throwIfNotInRange
+  i32.lt_s
+  if (result i32)
+   i32.const 1
+  else
+   local.get $1
+   i32.const 59
+   i32.gt_s
+  end
+  if
+   i32.const 480
+   i32.const 544
+   i32.const 125
+   i32.const 34
+   call $~lib/builtins/abort
+   unreachable
+  end
   local.get $0
   local.get $0
   i64.load
@@ -2754,7 +2756,7 @@
   local.get $0
   call $~lib/date/Date#getUTCMinutes
   i32.sub
-  global.get $~lib/date/MILLIS_PER_MINUTE
+  i32.const 60000
   i32.mul
   i64.extend_i32_s
   i64.add
@@ -2763,8 +2765,22 @@
  (func $~lib/date/Date#setUTCHours (param $0 i32) (param $1 i32)
   local.get $1
   i32.const 0
-  i32.const 23
-  call $~lib/date/throwIfNotInRange
+  i32.lt_s
+  if (result i32)
+   i32.const 1
+  else
+   local.get $1
+   i32.const 23
+   i32.gt_s
+  end
+  if
+   i32.const 480
+   i32.const 544
+   i32.const 130
+   i32.const 34
+   call $~lib/builtins/abort
+   unreachable
+  end
   local.get $0
   local.get $0
   i64.load
@@ -2772,45 +2788,46 @@
   local.get $0
   call $~lib/date/Date#getUTCHours
   i32.sub
-  global.get $~lib/date/MILLIS_PER_HOUR
+  i32.const 3600000
   i32.mul
   i64.extend_i32_s
   i64.add
   call $~lib/date/Date#set:epochMillis
  )
- (func $~lib/date/isLeap (param $0 i32) (result i32)
-  local.get $0
-  i32.const 4
-  i32.rem_s
-  i32.const 0
+ (func $~lib/date/daysInMonth (param $0 i32) (param $1 i32) (result i32)
+  (local $2 i32)
+  local.get $1
+  i32.const 2
   i32.eq
   if (result i32)
+   i32.const 28
    local.get $0
-   i32.const 100
+   local.set $2
+   local.get $2
+   i32.const 4
    i32.rem_s
    i32.const 0
-   i32.ne
+   i32.eq
    if (result i32)
-    i32.const 1
-   else
-    local.get $0
-    i32.const 400
+    local.get $2
+    i32.const 100
     i32.rem_s
     i32.const 0
-    i32.eq
+    i32.ne
+    if (result i32)
+     i32.const 1
+    else
+     local.get $2
+     i32.const 400
+     i32.rem_s
+     i32.const 0
+     i32.eq
+    end
+   else
+    i32.const 0
    end
-  else
    i32.const 0
-  end
- )
- (func $~lib/date/daysInMonth (param $0 i32) (param $1 i32) (result i32)
-  local.get $1
-  i32.const 2
-  i32.eq
-  if (result i32)
-   i32.const 28
-   local.get $0
-   call $~lib/date/isLeap
+   i32.ne
    i32.add
   else
    i32.const 30
@@ -2828,21 +2845,33 @@
   (local $2 i64)
   local.get $0
   i64.load
-  global.get $~lib/date/MILLIS_PER_DAY
-  i64.extend_i32_s
+  i64.const 86400000
   i64.div_s
   i32.wrap_i64
   call $~lib/date/ymdFromEpochDays
   local.get $1
   i32.const 1
-  global.get $~lib/date/year
-  global.get $~lib/date/month
-  call $~lib/date/daysInMonth
-  call $~lib/date/throwIfNotInRange
+  i32.lt_s
+  if (result i32)
+   i32.const 1
+  else
+   local.get $1
+   global.get $~lib/date/year
+   global.get $~lib/date/month
+   call $~lib/date/daysInMonth
+   i32.gt_s
+  end
+  if
+   i32.const 480
+   i32.const 544
+   i32.const 136
+   i32.const 56
+   call $~lib/builtins/abort
+   unreachable
+  end
   local.get $0
   i64.load
-  global.get $~lib/date/MILLIS_PER_DAY
-  i64.extend_i32_s
+  i64.const 86400000
   i64.rem_s
   local.set $2
   local.get $0
@@ -2851,8 +2880,7 @@
   local.get $1
   call $~lib/date/daysSinceEpoch
   i64.extend_i32_s
-  global.get $~lib/date/MILLIS_PER_DAY
-  i64.extend_i32_s
+  i64.const 86400000
   i64.mul
   local.get $2
   i64.add
@@ -2862,19 +2890,31 @@
   (local $2 i64)
   local.get $1
   i32.const 1
-  i32.const 12
-  call $~lib/date/throwIfNotInRange
+  i32.lt_s
+  if (result i32)
+   i32.const 1
+  else
+   local.get $1
+   i32.const 12
+   i32.gt_s
+  end
+  if
+   i32.const 480
+   i32.const 544
+   i32.const 143
+   i32.const 34
+   call $~lib/builtins/abort
+   unreachable
+  end
   local.get $0
   i64.load
-  global.get $~lib/date/MILLIS_PER_DAY
-  i64.extend_i32_s
+  i64.const 86400000
   i64.div_s
   i32.wrap_i64
   call $~lib/date/ymdFromEpochDays
   local.get $0
   i64.load
-  global.get $~lib/date/MILLIS_PER_DAY
-  i64.extend_i32_s
+  i64.const 86400000
   i64.rem_s
   local.set $2
   local.get $0
@@ -2885,8 +2925,7 @@
   global.get $~lib/date/day
   call $~lib/date/daysSinceEpoch
   i64.extend_i32_s
-  global.get $~lib/date/MILLIS_PER_DAY
-  i64.extend_i32_s
+  i64.const 86400000
   i64.mul
   local.get $2
   i64.add
@@ -2896,15 +2935,13 @@
   (local $2 i64)
   local.get $0
   i64.load
-  global.get $~lib/date/MILLIS_PER_DAY
-  i64.extend_i32_s
+  i64.const 86400000
   i64.div_s
   i32.wrap_i64
   call $~lib/date/ymdFromEpochDays
   local.get $0
   i64.load
-  global.get $~lib/date/MILLIS_PER_DAY
-  i64.extend_i32_s
+  i64.const 86400000
   i64.rem_s
   local.set $2
   local.get $0
@@ -2913,8 +2950,7 @@
   global.get $~lib/date/day
   call $~lib/date/daysSinceEpoch
   i64.extend_i32_s
-  global.get $~lib/date/MILLIS_PER_DAY
-  i64.extend_i32_s
+  i64.const 86400000
   i64.mul
   local.get $2
   i64.add
@@ -4859,14 +4895,6 @@
   end
   i32.const -1
  )
- (func $~lib/string/String#includes (param $0 i32) (param $1 i32) (param $2 i32) (result i32)
-  local.get $0
-  local.get $1
-  local.get $2
-  call $~lib/string/String#indexOf
-  i32.const -1
-  i32.ne
- )
  (func $~lib/rt/__newBuffer (param $0 i32) (param $1 i32) (param $2 i32) (result i32)
   (local $3 i32)
   local.get $0
@@ -5715,8 +5743,7 @@
   i64.store offset=104
   local.get $0
   i64.load
-  global.get $~lib/date/MILLIS_PER_DAY
-  i64.extend_i32_s
+  i64.const 86400000
   i64.div_s
   i32.wrap_i64
   call $~lib/date/ymdFromEpochDays
@@ -6375,6 +6402,12 @@
   (local $8 i32)
   (local $9 i32)
   (local $10 i32)
+  (local $11 i32)
+  (local $12 i32)
+  (local $13 i32)
+  (local $14 i32)
+  (local $15 i32)
+  (local $16 i32)
   global.get $~lib/memory/__stack_pointer
   i32.const 32
   i32.sub
@@ -6401,41 +6434,45 @@
   i32.const 0
   local.set $4
   local.get $0
+  local.set $5
+  local.get $0
   i32.const 2464
-  local.set $10
+  local.set $16
   global.get $~lib/memory/__stack_pointer
-  local.get $10
+  local.get $16
   i32.store
-  local.get $10
+  local.get $16
   i32.const 0
-  call $~lib/string/String#includes
+  call $~lib/string/String#indexOf
+  local.set $6
+  local.get $6
+  i32.const -1
+  i32.xor
   if
    global.get $~lib/memory/__stack_pointer
    local.get $0
-   i32.const 2464
-   local.set $10
-   global.get $~lib/memory/__stack_pointer
-   local.get $10
-   i32.store
-   local.get $10
-   global.get $~lib/builtins/i32.MAX_VALUE
-   call $~lib/string/String#split
-   local.tee $6
+   i32.const 0
+   local.get $6
+   call $~lib/string/String#substring
+   local.tee $5
    i32.store offset=4
    global.get $~lib/memory/__stack_pointer
+   local.get $0
    local.get $6
    i32.const 1
-   call $~lib/array/Array<~lib/string/String>#__get
+   i32.add
+   global.get $~lib/builtins/i32.MAX_VALUE
+   call $~lib/string/String#substring
    local.tee $7
    i32.store offset=8
    global.get $~lib/memory/__stack_pointer
    local.get $7
    i32.const 2496
-   local.set $10
+   local.set $16
    global.get $~lib/memory/__stack_pointer
-   local.get $10
+   local.get $16
    i32.store
-   local.get $10
+   local.get $16
    global.get $~lib/builtins/i32.MAX_VALUE
    call $~lib/string/String#split
    local.tee $8
@@ -6443,196 +6480,158 @@
    local.get $8
    i32.const 0
    call $~lib/array/Array<~lib/string/String>#__get
-   local.set $10
+   local.set $16
    global.get $~lib/memory/__stack_pointer
-   local.get $10
+   local.get $16
    i32.store offset=16
-   local.get $10
+   local.get $16
    i32.const 0
    call $~lib/number/I32.parseInt
    local.set $1
    local.get $8
    i32.const 1
    call $~lib/array/Array<~lib/string/String>#__get
-   local.set $10
+   local.set $16
    global.get $~lib/memory/__stack_pointer
-   local.get $10
+   local.get $16
    i32.store offset=16
-   local.get $10
+   local.get $16
    i32.const 0
    call $~lib/number/I32.parseInt
    local.set $2
+   global.get $~lib/memory/__stack_pointer
    local.get $8
    i32.const 2
    call $~lib/array/Array<~lib/string/String>#__get
-   local.set $10
-   global.get $~lib/memory/__stack_pointer
-   local.get $10
-   i32.store offset=16
-   local.get $10
+   local.tee $9
+   i32.store offset=20
+   local.get $9
    i32.const 2528
-   local.set $10
+   local.set $16
    global.get $~lib/memory/__stack_pointer
-   local.get $10
+   local.get $16
    i32.store
-   local.get $10
+   local.get $16
    i32.const 0
-   call $~lib/string/String#includes
+   call $~lib/string/String#indexOf
+   local.set $10
+   local.get $10
+   i32.const -1
+   i32.xor
    if
-    global.get $~lib/memory/__stack_pointer
-    local.get $8
-    i32.const 2
-    call $~lib/array/Array<~lib/string/String>#__get
-    local.set $10
-    global.get $~lib/memory/__stack_pointer
-    local.get $10
-    i32.store offset=16
-    local.get $10
-    i32.const 2528
-    local.set $10
-    global.get $~lib/memory/__stack_pointer
-    local.get $10
-    i32.store
-    local.get $10
-    global.get $~lib/builtins/i32.MAX_VALUE
-    call $~lib/string/String#split
-    local.tee $9
-    i32.store offset=20
     local.get $9
     i32.const 0
-    call $~lib/array/Array<~lib/string/String>#__get
-    local.set $10
-    global.get $~lib/memory/__stack_pointer
     local.get $10
+    call $~lib/string/String#substring
+    local.set $16
+    global.get $~lib/memory/__stack_pointer
+    local.get $16
     i32.store offset=16
-    local.get $10
+    local.get $16
     i32.const 0
     call $~lib/number/I32.parseInt
     local.set $3
     local.get $9
+    local.get $10
     i32.const 1
-    call $~lib/array/Array<~lib/string/String>#__get
-    local.set $10
+    i32.add
+    global.get $~lib/builtins/i32.MAX_VALUE
+    call $~lib/string/String#substring
+    local.set $16
     global.get $~lib/memory/__stack_pointer
-    local.get $10
+    local.get $16
     i32.store offset=16
-    local.get $10
+    local.get $16
     i32.const 0
     call $~lib/number/I32.parseInt
     local.set $4
    else
-    local.get $8
-    i32.const 2
-    call $~lib/array/Array<~lib/string/String>#__get
-    local.set $10
-    global.get $~lib/memory/__stack_pointer
-    local.get $10
-    i32.store offset=16
-    local.get $10
+    local.get $9
     i32.const 0
     call $~lib/number/I32.parseInt
     local.set $3
    end
-   global.get $~lib/memory/__stack_pointer
-   local.get $6
-   i32.const 0
-   call $~lib/array/Array<~lib/string/String>#__get
-   local.tee $5
-   i32.store offset=24
-  else
-   local.get $0
-   local.set $5
   end
   global.get $~lib/memory/__stack_pointer
   local.get $5
   i32.const 2432
-  local.set $10
+  local.set $16
   global.get $~lib/memory/__stack_pointer
-  local.get $10
+  local.get $16
   i32.store
-  local.get $10
+  local.get $16
   global.get $~lib/builtins/i32.MAX_VALUE
   call $~lib/string/String#split
-  local.tee $8
-  i32.store offset=12
-  local.get $8
+  local.tee $11
+  i32.store offset=24
+  global.get $~lib/memory/__stack_pointer
+  local.get $11
   i32.const 0
   call $~lib/array/Array<~lib/string/String>#__get
-  local.set $10
-  global.get $~lib/memory/__stack_pointer
-  local.get $10
-  i32.store
-  local.get $10
+  local.tee $12
+  i32.store offset=28
+  local.get $12
   call $~lib/string/String#get:length
   i32.const 2
   i32.eq
   if (result i32)
    i32.const 3104
-   local.set $10
+   local.set $16
    global.get $~lib/memory/__stack_pointer
-   local.get $10
+   local.get $16
    i32.store
-   local.get $10
-   local.get $8
-   i32.const 0
-   call $~lib/array/Array<~lib/string/String>#__get
-   local.set $10
-   global.get $~lib/memory/__stack_pointer
-   local.get $10
-   i32.store offset=28
-   local.get $10
+   local.get $16
+   local.get $12
    call $~lib/string/String.__concat
   else
-   local.get $8
-   i32.const 0
-   call $~lib/array/Array<~lib/string/String>#__get
+   local.get $12
   end
-  local.set $10
+  local.set $16
   global.get $~lib/memory/__stack_pointer
-  local.get $10
+  local.get $16
   i32.store offset=16
-  local.get $10
+  local.get $16
   i32.const 0
   call $~lib/number/I32.parseInt
-  local.set $7
-  local.get $8
+  local.set $13
+  local.get $11
   i32.const 1
   call $~lib/array/Array<~lib/string/String>#__get
-  local.set $10
+  local.set $16
   global.get $~lib/memory/__stack_pointer
-  local.get $10
+  local.get $16
   i32.store offset=16
-  local.get $10
+  local.get $16
   i32.const 0
   call $~lib/number/I32.parseInt
-  local.set $6
-  local.get $8
+  local.set $14
+  local.get $11
   i32.const 2
   call $~lib/array/Array<~lib/string/String>#__get
-  local.set $10
+  local.set $16
   global.get $~lib/memory/__stack_pointer
-  local.get $10
+  local.get $16
   i32.store offset=16
-  local.get $10
+  local.get $16
   i32.const 0
   call $~lib/number/I32.parseInt
-  local.set $9
+  local.set $15
   i32.const 0
-  local.get $7
-  local.get $6
-  local.get $9
+  local.get $13
+  local.get $14
+  local.get $15
   local.get $1
   local.get $2
   local.get $3
   local.get $4
   call $~lib/date/epochMillis
   call $~lib/date/Date#constructor
-  local.set $10
+  local.set $16
   global.get $~lib/memory/__stack_pointer
   i32.const 32
   i32.add
   global.set $~lib/memory/__stack_pointer
-  local.get $10
+  local.get $16
  )
  (func $start:std/date
   (local $0 i32)
@@ -7729,9 +7728,6 @@
    i32.store
   end
   local.get $0
-  i64.const 0
-  call $~lib/date/Date#set:epochMillis
-  local.get $0
   local.get $1
   call $~lib/date/Date#set:epochMillis
   local.get $0
@@ -8084,6 +8080,139 @@
   global.set $~lib/memory/__stack_pointer
   local.get $6
  )
+ (func $~lib/string/String#substring (param $0 i32) (param $1 i32) (param $2 i32) (result i32)
+  (local $3 i32)
+  (local $4 i32)
+  (local $5 i32)
+  (local $6 i32)
+  (local $7 i32)
+  (local $8 i32)
+  (local $9 i32)
+  (local $10 i32)
+  (local $11 i32)
+  (local $12 i32)
+  global.get $~lib/memory/__stack_pointer
+  i32.const 4
+  i32.sub
+  global.set $~lib/memory/__stack_pointer
+  call $~stack_check
+  global.get $~lib/memory/__stack_pointer
+  i32.const 0
+  i32.store
+  local.get $0
+  call $~lib/string/String#get:length
+  local.set $3
+  local.get $1
+  local.tee $4
+  i32.const 0
+  local.tee $5
+  local.get $4
+  local.get $5
+  i32.gt_s
+  select
+  local.tee $5
+  local.get $3
+  local.tee $4
+  local.get $5
+  local.get $4
+  i32.lt_s
+  select
+  local.set $6
+  local.get $2
+  local.tee $4
+  i32.const 0
+  local.tee $5
+  local.get $4
+  local.get $5
+  i32.gt_s
+  select
+  local.tee $5
+  local.get $3
+  local.tee $4
+  local.get $5
+  local.get $4
+  i32.lt_s
+  select
+  local.set $7
+  local.get $6
+  local.tee $4
+  local.get $7
+  local.tee $5
+  local.get $4
+  local.get $5
+  i32.lt_s
+  select
+  i32.const 1
+  i32.shl
+  local.set $8
+  local.get $6
+  local.tee $5
+  local.get $7
+  local.tee $4
+  local.get $5
+  local.get $4
+  i32.gt_s
+  select
+  i32.const 1
+  i32.shl
+  local.set $9
+  local.get $9
+  local.get $8
+  i32.sub
+  local.set $10
+  local.get $10
+  i32.eqz
+  if
+   i32.const 2400
+   local.set $12
+   global.get $~lib/memory/__stack_pointer
+   i32.const 4
+   i32.add
+   global.set $~lib/memory/__stack_pointer
+   local.get $12
+   return
+  end
+  local.get $8
+  i32.eqz
+  if (result i32)
+   local.get $9
+   local.get $3
+   i32.const 1
+   i32.shl
+   i32.eq
+  else
+   i32.const 0
+  end
+  if
+   local.get $0
+   local.set $12
+   global.get $~lib/memory/__stack_pointer
+   i32.const 4
+   i32.add
+   global.set $~lib/memory/__stack_pointer
+   local.get $12
+   return
+  end
+  global.get $~lib/memory/__stack_pointer
+  local.get $10
+  i32.const 1
+  call $~lib/rt/itcms/__new
+  local.tee $11
+  i32.store
+  local.get $11
+  local.get $0
+  local.get $8
+  i32.add
+  local.get $10
+  call $~lib/memory/memory.copy
+  local.get $11
+  local.set $12
+  global.get $~lib/memory/__stack_pointer
+  i32.const 4
+  i32.add
+  global.set $~lib/memory/__stack_pointer
+  local.get $12
+ )
  (func $~lib/rt/__newArray (param $0 i32) (param $1 i32) (param $2 i32) (param $3 i32) (result i32)
   (local $4 i32)
   (local $5 i32)

From 657437d1984a8dc95d86b3ae33e3c9b264d0fa89 Mon Sep 17 00:00:00 2001
From: MaxGraey <maxgraey@gmail.com>
Date: Wed, 14 Apr 2021 11:11:57 +0300
Subject: [PATCH 02/47] simplify

---
 std/assembly/date.ts                  |   7 +-
 tests/compiler/std/date.optimized.wat | 172 ++++++++++++-------------
 tests/compiler/std/date.untouched.wat | 174 ++++++++++++--------------
 3 files changed, 167 insertions(+), 186 deletions(-)

diff --git a/std/assembly/date.ts b/std/assembly/date.ts
index 36f0090112..aa5740cefb 100644
--- a/std/assembly/date.ts
+++ b/std/assembly/date.ts
@@ -62,10 +62,11 @@ export class Date {
     }
     // parse the YYYY-MM-DD component
     var parts = dateString.split("-");
-    var y     = parts[0];
-    var year  = I32.parseInt(y.length == 2 ? "19" + y : y);
-    var month = I32.parseInt(parts[1]);
+
     var day   = I32.parseInt(parts[2]);
+    var month = I32.parseInt(parts[1]);
+    var year  = I32.parseInt(parts[0]);
+    if (year < 100) year += 1900;
 
     return new Date(epochMillis(year, month, day, hour, min, sec, ms));
   }
diff --git a/tests/compiler/std/date.optimized.wat b/tests/compiler/std/date.optimized.wat
index e95a3d3c40..a7cf11cacc 100644
--- a/tests/compiler/std/date.optimized.wat
+++ b/tests/compiler/std/date.optimized.wat
@@ -65,24 +65,22 @@
  (data (i32.const 2488) "\01\00\00\00\1a\00\00\00~\00l\00i\00b\00/\00a\00r\00r\00a\00y\00.\00t\00s")
  (data (i32.const 2524) "|")
  (data (i32.const 2536) "\01\00\00\00^\00\00\00E\00l\00e\00m\00e\00n\00t\00 \00t\00y\00p\00e\00 \00m\00u\00s\00t\00 \00b\00e\00 \00n\00u\00l\00l\00a\00b\00l\00e\00 \00i\00f\00 \00a\00r\00r\00a\00y\00 \00i\00s\00 \00h\00o\00l\00e\00y")
- (data (i32.const 2652) "\1c")
- (data (i32.const 2664) "\01\00\00\00\04\00\00\001\009")
- (data (i32.const 2684) ",")
- (data (i32.const 2696) "\01\00\00\00\10\00\00\001\009\007\006\00-\002\00-\002")
- (data (i32.const 2732) ",")
- (data (i32.const 2744) "\01\00\00\00\14\00\00\002\003\004\005\00-\001\001\00-\000\004")
- (data (i32.const 2780) ",")
- (data (i32.const 2792) "\01\00\00\00\14\00\00\001\009\007\006\00-\000\004\00-\000\002")
- (data (i32.const 2828) ",")
- (data (i32.const 2840) "\01\00\00\00\10\00\00\007\006\00-\000\004\00-\000\002")
- (data (i32.const 2876) "<")
- (data (i32.const 2888) "\01\00\00\00&\00\00\001\009\007\006\00-\000\002\00-\000\002\00T\001\002\00:\003\004\00:\005\006")
- (data (i32.const 2940) "L")
- (data (i32.const 2952) "\01\00\00\00.\00\00\001\009\007\006\00-\000\002\00-\000\002\00T\001\002\00:\003\004\00:\005\006\00.\004\005\006")
- (data (i32.const 3020) "L")
- (data (i32.const 3032) "\01\00\00\000\00\00\001\009\007\006\00-\000\002\00-\000\002\00T\001\002\00:\003\004\00:\005\006\00.\004\005\006\00Z")
- (data (i32.const 3104) "\06\00\00\00 \00\00\00\00\00\00\00 ")
- (data (i32.const 3132) " \00\00\00\00\00\00\00\02A\00\00\00\00\00\00\02\t")
+ (data (i32.const 2652) ",")
+ (data (i32.const 2664) "\01\00\00\00\10\00\00\001\009\007\006\00-\002\00-\002")
+ (data (i32.const 2700) ",")
+ (data (i32.const 2712) "\01\00\00\00\14\00\00\002\003\004\005\00-\001\001\00-\000\004")
+ (data (i32.const 2748) ",")
+ (data (i32.const 2760) "\01\00\00\00\14\00\00\001\009\007\006\00-\000\004\00-\000\002")
+ (data (i32.const 2796) ",")
+ (data (i32.const 2808) "\01\00\00\00\10\00\00\007\006\00-\000\004\00-\000\002")
+ (data (i32.const 2844) "<")
+ (data (i32.const 2856) "\01\00\00\00&\00\00\001\009\007\006\00-\000\002\00-\000\002\00T\001\002\00:\003\004\00:\005\006")
+ (data (i32.const 2908) "L")
+ (data (i32.const 2920) "\01\00\00\00.\00\00\001\009\007\006\00-\000\002\00-\000\002\00T\001\002\00:\003\004\00:\005\006\00.\004\005\006")
+ (data (i32.const 2988) "L")
+ (data (i32.const 3000) "\01\00\00\000\00\00\001\009\007\006\00-\000\002\00-\000\002\00T\001\002\00:\003\004\00:\005\006\00.\004\005\006\00Z")
+ (data (i32.const 3072) "\06\00\00\00 \00\00\00\00\00\00\00 ")
+ (data (i32.const 3100) " \00\00\00\00\00\00\00\02A\00\00\00\00\00\00\02\t")
  (global $~lib/rt/itcms/total (mut i32) (i32.const 0))
  (global $~lib/rt/itcms/threshold (mut i32) (i32.const 0))
  (global $~lib/rt/itcms/state (mut i32) (i32.const 0))
@@ -96,7 +94,7 @@
  (global $~lib/date/year (mut i32) (i32.const 0))
  (global $~lib/date/day (mut i32) (i32.const 0))
  (global $~lib/date/month (mut i32) (i32.const 0))
- (global $~lib/memory/__stack_pointer (mut i32) (i32.const 19540))
+ (global $~lib/memory/__stack_pointer (mut i32) (i32.const 19508))
  (global $~started (mut i32) (i32.const 0))
  (export "memory" (memory $0))
  (export "_start" (func $~start))
@@ -318,7 +316,7 @@
    if
     i32.const 0
     local.get $0
-    i32.const 19540
+    i32.const 19508
     i32.lt_u
     local.get $0
     i32.load offset=8
@@ -364,7 +362,7 @@
    i32.const 1
   else
    local.get $1
-   i32.const 3104
+   i32.const 3072
    i32.load
    i32.gt_u
    if
@@ -378,7 +376,7 @@
    local.get $1
    i32.const 3
    i32.shl
-   i32.const 3108
+   i32.const 3076
    i32.add
    i32.load
    i32.const 32
@@ -952,10 +950,10 @@
   if
    unreachable
   end
-  i32.const 19552
+  i32.const 19520
   i32.const 0
   i32.store
-  i32.const 21120
+  i32.const 21088
   i32.const 0
   i32.store
   loop $for-loop|0
@@ -966,7 +964,7 @@
     local.get $1
     i32.const 2
     i32.shl
-    i32.const 19552
+    i32.const 19520
     i32.add
     i32.const 0
     i32.store offset=4
@@ -984,7 +982,7 @@
       i32.add
       i32.const 2
       i32.shl
-      i32.const 19552
+      i32.const 19520
       i32.add
       i32.const 0
       i32.store offset=96
@@ -1002,13 +1000,13 @@
     br $for-loop|0
    end
   end
-  i32.const 19552
-  i32.const 21124
+  i32.const 19520
+  i32.const 21092
   memory.size
   i32.const 16
   i32.shl
   call $~lib/rt/tlsf/addMemory
-  i32.const 19552
+  i32.const 19520
   global.set $~lib/rt/tlsf/ROOT
  )
  (func $~lib/rt/itcms/step (result i32)
@@ -1087,7 +1085,7 @@
       local.set $0
       loop $while-continue|0
        local.get $0
-       i32.const 19540
+       i32.const 19508
        i32.lt_u
        if
         local.get $0
@@ -1177,7 +1175,7 @@
       unreachable
      end
      local.get $0
-     i32.const 19540
+     i32.const 19508
      i32.lt_u
      if
       local.get $0
@@ -1200,7 +1198,7 @@
       i32.const 4
       i32.add
       local.tee $1
-      i32.const 19540
+      i32.const 19508
       i32.ge_u
       if
        global.get $~lib/rt/tlsf/ROOT
@@ -2040,7 +2038,7 @@
   if
    i32.const 1504
    i32.const 1568
-   i32.const 120
+   i32.const 121
    i32.const 34
    call $~lib/builtins/abort
    unreachable
@@ -2070,7 +2068,7 @@
   if
    i32.const 1504
    i32.const 1568
-   i32.const 125
+   i32.const 126
    i32.const 34
    call $~lib/builtins/abort
    unreachable
@@ -2100,7 +2098,7 @@
   if
    i32.const 1504
    i32.const 1568
-   i32.const 130
+   i32.const 131
    i32.const 34
    call $~lib/builtins/abort
    unreachable
@@ -2171,7 +2169,7 @@
   if
    i32.const 1504
    i32.const 1568
-   i32.const 136
+   i32.const 137
    i32.const 56
    call $~lib/builtins/abort
    unreachable
@@ -2203,7 +2201,7 @@
   if
    i32.const 1504
    i32.const 1568
-   i32.const 143
+   i32.const 144
    i32.const 34
    call $~lib/builtins/abort
    unreachable
@@ -3341,11 +3339,11 @@
  )
  (func $~stack_check
   global.get $~lib/memory/__stack_pointer
-  i32.const 3156
+  i32.const 3124
   i32.lt_s
   if
-   i32.const 19568
-   i32.const 19616
+   i32.const 19536
+   i32.const 19584
    i32.const 1
    i32.const 1
    call $~lib/builtins/abort
@@ -3938,9 +3936,8 @@
   (local $4 i32)
   (local $5 i32)
   (local $6 i32)
-  (local $7 i32)
   global.get $~lib/memory/__stack_pointer
-  i32.const 32
+  i32.const 28
   i32.sub
   global.set $~lib/memory/__stack_pointer
   call $~stack_check
@@ -3954,8 +3951,8 @@
   i64.const 0
   i64.store offset=16
   global.get $~lib/memory/__stack_pointer
-  i64.const 0
-  i64.store offset=24
+  i32.const 0
+  i32.store offset=24
   local.get $0
   local.set $1
   global.get $~lib/memory/__stack_pointer
@@ -4068,47 +4065,30 @@
   local.get $1
   i32.const 2000
   call $~lib/string/String#split
-  local.tee $1
-  i32.store offset=24
-  global.get $~lib/memory/__stack_pointer
-  local.get $1
-  i32.const 0
-  call $~lib/array/Array<~lib/string/String>#__get
   local.tee $0
-  i32.store offset=28
+  i32.store offset=24
   local.get $0
-  i32.const 20
-  i32.sub
-  i32.load offset=16
-  i32.const 1
-  i32.shr_u
   i32.const 2
-  i32.eq
-  if
-   global.get $~lib/memory/__stack_pointer
-   i32.const 2672
-   i32.store
-   i32.const 2672
-   local.get $0
-   call $~lib/string/String.__concat
-   local.set $0
-  end
+  call $~lib/array/Array<~lib/string/String>#__get
+  local.set $1
   global.get $~lib/memory/__stack_pointer
-  local.get $0
+  local.get $1
   i32.store offset=16
-  local.get $0
-  call $~lib/util/string/strtol<i32>
   local.get $1
+  call $~lib/util/string/strtol<i32>
+  local.set $2
+  local.get $0
   i32.const 1
   call $~lib/array/Array<~lib/string/String>#__get
-  local.set $0
+  local.set $1
   global.get $~lib/memory/__stack_pointer
-  local.get $0
+  local.get $1
   i32.store offset=16
-  local.get $0
-  call $~lib/util/string/strtol<i32>
   local.get $1
-  i32.const 2
+  call $~lib/util/string/strtol<i32>
+  local.set $1
+  local.get $0
+  i32.const 0
   call $~lib/array/Array<~lib/string/String>#__get
   local.set $0
   global.get $~lib/memory/__stack_pointer
@@ -4116,6 +4096,18 @@
   i32.store offset=16
   local.get $0
   call $~lib/util/string/strtol<i32>
+  local.tee $0
+  i32.const 100
+  i32.lt_s
+  if (result i32)
+   local.get $0
+   i32.const 1900
+   i32.add
+  else
+   local.get $0
+  end
+  local.get $1
+  local.get $2
   local.get $4
   local.get $5
   local.get $3
@@ -4123,7 +4115,7 @@
   call $~lib/date/epochMillis
   call $~lib/date/Date#constructor
   global.get $~lib/memory/__stack_pointer
-  i32.const 32
+  i32.const 28
   i32.add
   global.set $~lib/memory/__stack_pointer
  )
@@ -4198,7 +4190,7 @@
   memory.size
   i32.const 16
   i32.shl
-  i32.const 19540
+  i32.const 19508
   i32.sub
   i32.const 1
   i32.shr_u
@@ -4934,10 +4926,10 @@
    unreachable
   end
   global.get $~lib/memory/__stack_pointer
-  i32.const 2704
+  i32.const 2672
   i32.store offset=4
   global.get $~lib/memory/__stack_pointer
-  i32.const 2704
+  i32.const 2672
   call $~lib/date/Date.fromString
   local.tee $0
   i32.store
@@ -4954,10 +4946,10 @@
    unreachable
   end
   global.get $~lib/memory/__stack_pointer
-  i32.const 2752
+  i32.const 2720
   i32.store offset=4
   global.get $~lib/memory/__stack_pointer
-  i32.const 2752
+  i32.const 2720
   call $~lib/date/Date.fromString
   local.tee $0
   i32.store
@@ -4974,9 +4966,9 @@
    unreachable
   end
   global.get $~lib/memory/__stack_pointer
-  i32.const 2800
+  i32.const 2768
   i32.store offset=8
-  i32.const 2800
+  i32.const 2768
   call $~lib/date/Date.fromString
   local.set $0
   global.get $~lib/memory/__stack_pointer
@@ -4985,9 +4977,9 @@
   local.get $0
   i64.load
   global.get $~lib/memory/__stack_pointer
-  i32.const 2848
+  i32.const 2816
   i32.store offset=8
-  i32.const 2848
+  i32.const 2816
   call $~lib/date/Date.fromString
   local.set $0
   global.get $~lib/memory/__stack_pointer
@@ -5005,10 +4997,10 @@
    unreachable
   end
   global.get $~lib/memory/__stack_pointer
-  i32.const 2896
+  i32.const 2864
   i32.store offset=4
   global.get $~lib/memory/__stack_pointer
-  i32.const 2896
+  i32.const 2864
   call $~lib/date/Date.fromString
   local.tee $0
   i32.store
@@ -5025,10 +5017,10 @@
    unreachable
   end
   global.get $~lib/memory/__stack_pointer
-  i32.const 2960
+  i32.const 2928
   i32.store offset=4
   global.get $~lib/memory/__stack_pointer
-  i32.const 2960
+  i32.const 2928
   call $~lib/date/Date.fromString
   local.tee $0
   i32.store
@@ -5045,10 +5037,10 @@
    unreachable
   end
   global.get $~lib/memory/__stack_pointer
-  i32.const 3040
+  i32.const 3008
   i32.store offset=4
   global.get $~lib/memory/__stack_pointer
-  i32.const 3040
+  i32.const 3008
   call $~lib/date/Date.fromString
   local.tee $0
   i32.store
diff --git a/tests/compiler/std/date.untouched.wat b/tests/compiler/std/date.untouched.wat
index ccf6866166..92facd85d2 100644
--- a/tests/compiler/std/date.untouched.wat
+++ b/tests/compiler/std/date.untouched.wat
@@ -51,15 +51,14 @@
  (data (i32.const 2860) ",\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\1c\00\00\00I\00n\00v\00a\00l\00i\00d\00 \00l\00e\00n\00g\00t\00h\00")
  (data (i32.const 2908) ",\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\1a\00\00\00~\00l\00i\00b\00/\00a\00r\00r\00a\00y\00.\00t\00s\00\00\00")
  (data (i32.const 2956) "|\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00^\00\00\00E\00l\00e\00m\00e\00n\00t\00 \00t\00y\00p\00e\00 \00m\00u\00s\00t\00 \00b\00e\00 \00n\00u\00l\00l\00a\00b\00l\00e\00 \00i\00f\00 \00a\00r\00r\00a\00y\00 \00i\00s\00 \00h\00o\00l\00e\00y\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00")
- (data (i32.const 3084) "\1c\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\04\00\00\001\009\00\00\00\00\00\00\00\00\00")
- (data (i32.const 3116) ",\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\10\00\00\001\009\007\006\00-\002\00-\002\00\00\00\00\00\00\00\00\00\00\00\00\00")
- (data (i32.const 3164) ",\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\14\00\00\002\003\004\005\00-\001\001\00-\000\004\00\00\00\00\00\00\00\00\00")
- (data (i32.const 3212) ",\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\14\00\00\001\009\007\006\00-\000\004\00-\000\002\00\00\00\00\00\00\00\00\00")
- (data (i32.const 3260) ",\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\10\00\00\007\006\00-\000\004\00-\000\002\00\00\00\00\00\00\00\00\00\00\00\00\00")
- (data (i32.const 3308) "<\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00&\00\00\001\009\007\006\00-\000\002\00-\000\002\00T\001\002\00:\003\004\00:\005\006\00\00\00\00\00\00\00")
- (data (i32.const 3372) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00.\00\00\001\009\007\006\00-\000\002\00-\000\002\00T\001\002\00:\003\004\00:\005\006\00.\004\005\006\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00")
- (data (i32.const 3452) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\000\00\00\001\009\007\006\00-\000\002\00-\000\002\00T\001\002\00:\003\004\00:\005\006\00.\004\005\006\00Z\00\00\00\00\00\00\00\00\00\00\00\00\00")
- (data (i32.const 3536) "\06\00\00\00 \00\00\00\00\00\00\00 \00\00\00\00\00\00\00\00\00\00\00\00\00\00\00 \00\00\00\00\00\00\00\02A\00\00\00\00\00\00\02\t\00\00\00\00\00\00")
+ (data (i32.const 3084) ",\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\10\00\00\001\009\007\006\00-\002\00-\002\00\00\00\00\00\00\00\00\00\00\00\00\00")
+ (data (i32.const 3132) ",\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\14\00\00\002\003\004\005\00-\001\001\00-\000\004\00\00\00\00\00\00\00\00\00")
+ (data (i32.const 3180) ",\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\14\00\00\001\009\007\006\00-\000\004\00-\000\002\00\00\00\00\00\00\00\00\00")
+ (data (i32.const 3228) ",\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\10\00\00\007\006\00-\000\004\00-\000\002\00\00\00\00\00\00\00\00\00\00\00\00\00")
+ (data (i32.const 3276) "<\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00&\00\00\001\009\007\006\00-\000\002\00-\000\002\00T\001\002\00:\003\004\00:\005\006\00\00\00\00\00\00\00")
+ (data (i32.const 3340) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00.\00\00\001\009\007\006\00-\000\002\00-\000\002\00T\001\002\00:\003\004\00:\005\006\00.\004\005\006\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00")
+ (data (i32.const 3420) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\000\00\00\001\009\007\006\00-\000\002\00-\000\002\00T\001\002\00:\003\004\00:\005\006\00.\004\005\006\00Z\00\00\00\00\00\00\00\00\00\00\00\00\00")
+ (data (i32.const 3504) "\06\00\00\00 \00\00\00\00\00\00\00 \00\00\00\00\00\00\00\00\00\00\00\00\00\00\00 \00\00\00\00\00\00\00\02A\00\00\00\00\00\00\02\t\00\00\00\00\00\00")
  (table $0 1 funcref)
  (global $~lib/rt/itcms/total (mut i32) (i32.const 0))
  (global $~lib/rt/itcms/threshold (mut i32) (i32.const 0))
@@ -77,10 +76,10 @@
  (global $~lib/date/day (mut i32) (i32.const 0))
  (global $~lib/date/month (mut i32) (i32.const 0))
  (global $~lib/builtins/i32.MAX_VALUE i32 (i32.const 2147483647))
- (global $~lib/rt/__rtti_base i32 (i32.const 3536))
- (global $~lib/memory/__data_end i32 (i32.const 3588))
- (global $~lib/memory/__stack_pointer (mut i32) (i32.const 19972))
- (global $~lib/memory/__heap_base i32 (i32.const 19972))
+ (global $~lib/rt/__rtti_base i32 (i32.const 3504))
+ (global $~lib/memory/__data_end i32 (i32.const 3556))
+ (global $~lib/memory/__stack_pointer (mut i32) (i32.const 19940))
+ (global $~lib/memory/__heap_base i32 (i32.const 19940))
  (global $~started (mut i32) (i32.const 0))
  (export "memory" (memory $0))
  (export "_start" (func $~start))
@@ -2712,7 +2711,7 @@
   if
    i32.const 480
    i32.const 544
-   i32.const 120
+   i32.const 121
    i32.const 34
    call $~lib/builtins/abort
    unreachable
@@ -2744,7 +2743,7 @@
   if
    i32.const 480
    i32.const 544
-   i32.const 125
+   i32.const 126
    i32.const 34
    call $~lib/builtins/abort
    unreachable
@@ -2776,7 +2775,7 @@
   if
    i32.const 480
    i32.const 544
-   i32.const 130
+   i32.const 131
    i32.const 34
    call $~lib/builtins/abort
    unreachable
@@ -2864,7 +2863,7 @@
   if
    i32.const 480
    i32.const 544
-   i32.const 136
+   i32.const 137
    i32.const 56
    call $~lib/builtins/abort
    unreachable
@@ -2901,7 +2900,7 @@
   if
    i32.const 480
    i32.const 544
-   i32.const 143
+   i32.const 144
    i32.const 34
    call $~lib/builtins/abort
    unreachable
@@ -5683,8 +5682,8 @@
   global.get $~lib/memory/__data_end
   i32.lt_s
   if
-   i32.const 20000
-   i32.const 20048
+   i32.const 19968
+   i32.const 20016
    i32.const 1
    i32.const 1
    call $~lib/builtins/abort
@@ -6407,9 +6406,8 @@
   (local $13 i32)
   (local $14 i32)
   (local $15 i32)
-  (local $16 i32)
   global.get $~lib/memory/__stack_pointer
-  i32.const 32
+  i32.const 28
   i32.sub
   global.set $~lib/memory/__stack_pointer
   call $~stack_check
@@ -6423,8 +6421,8 @@
   i64.const 0
   i64.store offset=16
   global.get $~lib/memory/__stack_pointer
-  i64.const 0
-  i64.store offset=24
+  i32.const 0
+  i32.store offset=24
   i32.const 0
   local.set $1
   i32.const 0
@@ -6437,11 +6435,11 @@
   local.set $5
   local.get $0
   i32.const 2464
-  local.set $16
+  local.set $15
   global.get $~lib/memory/__stack_pointer
-  local.get $16
+  local.get $15
   i32.store
-  local.get $16
+  local.get $15
   i32.const 0
   call $~lib/string/String#indexOf
   local.set $6
@@ -6468,11 +6466,11 @@
    global.get $~lib/memory/__stack_pointer
    local.get $7
    i32.const 2496
-   local.set $16
+   local.set $15
    global.get $~lib/memory/__stack_pointer
-   local.get $16
+   local.get $15
    i32.store
-   local.get $16
+   local.get $15
    global.get $~lib/builtins/i32.MAX_VALUE
    call $~lib/string/String#split
    local.tee $8
@@ -6480,22 +6478,22 @@
    local.get $8
    i32.const 0
    call $~lib/array/Array<~lib/string/String>#__get
-   local.set $16
+   local.set $15
    global.get $~lib/memory/__stack_pointer
-   local.get $16
+   local.get $15
    i32.store offset=16
-   local.get $16
+   local.get $15
    i32.const 0
    call $~lib/number/I32.parseInt
    local.set $1
    local.get $8
    i32.const 1
    call $~lib/array/Array<~lib/string/String>#__get
-   local.set $16
+   local.set $15
    global.get $~lib/memory/__stack_pointer
-   local.get $16
+   local.get $15
    i32.store offset=16
-   local.get $16
+   local.get $15
    i32.const 0
    call $~lib/number/I32.parseInt
    local.set $2
@@ -6507,11 +6505,11 @@
    i32.store offset=20
    local.get $9
    i32.const 2528
-   local.set $16
+   local.set $15
    global.get $~lib/memory/__stack_pointer
-   local.get $16
+   local.get $15
    i32.store
-   local.get $16
+   local.get $15
    i32.const 0
    call $~lib/string/String#indexOf
    local.set $10
@@ -6523,11 +6521,11 @@
     i32.const 0
     local.get $10
     call $~lib/string/String#substring
-    local.set $16
+    local.set $15
     global.get $~lib/memory/__stack_pointer
-    local.get $16
+    local.get $15
     i32.store offset=16
-    local.get $16
+    local.get $15
     i32.const 0
     call $~lib/number/I32.parseInt
     local.set $3
@@ -6537,11 +6535,11 @@
     i32.add
     global.get $~lib/builtins/i32.MAX_VALUE
     call $~lib/string/String#substring
-    local.set $16
+    local.set $15
     global.get $~lib/memory/__stack_pointer
-    local.get $16
+    local.get $15
     i32.store offset=16
-    local.get $16
+    local.get $15
     i32.const 0
     call $~lib/number/I32.parseInt
     local.set $4
@@ -6555,83 +6553,73 @@
   global.get $~lib/memory/__stack_pointer
   local.get $5
   i32.const 2432
-  local.set $16
+  local.set $15
   global.get $~lib/memory/__stack_pointer
-  local.get $16
+  local.get $15
   i32.store
-  local.get $16
+  local.get $15
   global.get $~lib/builtins/i32.MAX_VALUE
   call $~lib/string/String#split
   local.tee $11
   i32.store offset=24
-  global.get $~lib/memory/__stack_pointer
   local.get $11
-  i32.const 0
-  call $~lib/array/Array<~lib/string/String>#__get
-  local.tee $12
-  i32.store offset=28
-  local.get $12
-  call $~lib/string/String#get:length
   i32.const 2
-  i32.eq
-  if (result i32)
-   i32.const 3104
-   local.set $16
-   global.get $~lib/memory/__stack_pointer
-   local.get $16
-   i32.store
-   local.get $16
-   local.get $12
-   call $~lib/string/String.__concat
-  else
-   local.get $12
-  end
-  local.set $16
+  call $~lib/array/Array<~lib/string/String>#__get
+  local.set $15
   global.get $~lib/memory/__stack_pointer
-  local.get $16
+  local.get $15
   i32.store offset=16
-  local.get $16
+  local.get $15
   i32.const 0
   call $~lib/number/I32.parseInt
-  local.set $13
+  local.set $12
   local.get $11
   i32.const 1
   call $~lib/array/Array<~lib/string/String>#__get
-  local.set $16
+  local.set $15
   global.get $~lib/memory/__stack_pointer
-  local.get $16
+  local.get $15
   i32.store offset=16
-  local.get $16
+  local.get $15
   i32.const 0
   call $~lib/number/I32.parseInt
-  local.set $14
+  local.set $13
   local.get $11
-  i32.const 2
+  i32.const 0
   call $~lib/array/Array<~lib/string/String>#__get
-  local.set $16
+  local.set $15
   global.get $~lib/memory/__stack_pointer
-  local.get $16
+  local.get $15
   i32.store offset=16
-  local.get $16
+  local.get $15
   i32.const 0
   call $~lib/number/I32.parseInt
-  local.set $15
+  local.set $14
+  local.get $14
+  i32.const 100
+  i32.lt_s
+  if
+   local.get $14
+   i32.const 1900
+   i32.add
+   local.set $14
+  end
   i32.const 0
-  local.get $13
   local.get $14
-  local.get $15
+  local.get $13
+  local.get $12
   local.get $1
   local.get $2
   local.get $3
   local.get $4
   call $~lib/date/epochMillis
   call $~lib/date/Date#constructor
-  local.set $16
+  local.set $15
   global.get $~lib/memory/__stack_pointer
-  i32.const 32
+  i32.const 28
   i32.add
   global.set $~lib/memory/__stack_pointer
-  local.get $16
+  local.get $15
  )
  (func $start:std/date
   (local $0 i32)
@@ -7552,7 +7540,7 @@
    unreachable
   end
   global.get $~lib/memory/__stack_pointer
-  i32.const 3136
+  i32.const 3104
   local.set $8
   global.get $~lib/memory/__stack_pointer
   local.get $8
@@ -7575,7 +7563,7 @@
    unreachable
   end
   global.get $~lib/memory/__stack_pointer
-  i32.const 3184
+  i32.const 3152
   local.set $8
   global.get $~lib/memory/__stack_pointer
   local.get $8
@@ -7597,7 +7585,7 @@
    call $~lib/builtins/abort
    unreachable
   end
-  i32.const 3232
+  i32.const 3200
   local.set $8
   global.get $~lib/memory/__stack_pointer
   local.get $8
@@ -7610,7 +7598,7 @@
   i32.store offset=4
   local.get $8
   call $~lib/date/Date#getTime
-  i32.const 3280
+  i32.const 3248
   local.set $8
   global.get $~lib/memory/__stack_pointer
   local.get $8
@@ -7634,7 +7622,7 @@
    unreachable
   end
   global.get $~lib/memory/__stack_pointer
-  i32.const 3328
+  i32.const 3296
   local.set $8
   global.get $~lib/memory/__stack_pointer
   local.get $8
@@ -7657,7 +7645,7 @@
    unreachable
   end
   global.get $~lib/memory/__stack_pointer
-  i32.const 3392
+  i32.const 3360
   local.set $8
   global.get $~lib/memory/__stack_pointer
   local.get $8
@@ -7680,7 +7668,7 @@
    unreachable
   end
   global.get $~lib/memory/__stack_pointer
-  i32.const 3472
+  i32.const 3440
   local.set $8
   global.get $~lib/memory/__stack_pointer
   local.get $8

From 1dfbe7f369da3228cbd6fc474647557c83d0270c Mon Sep 17 00:00:00 2001
From: MaxGraey <maxgraey@gmail.com>
Date: Wed, 14 Apr 2021 13:08:23 +0300
Subject: [PATCH 03/47] refactor more

---
 std/assembly/date.ts                  |  28 +-
 tests/compiler/std/date.optimized.wat | 102 +++++---
 tests/compiler/std/date.untouched.wat | 353 +++++++++++++-------------
 3 files changed, 248 insertions(+), 235 deletions(-)

diff --git a/std/assembly/date.ts b/std/assembly/date.ts
index aa5740cefb..8e3f2ae332 100644
--- a/std/assembly/date.ts
+++ b/std/assembly/date.ts
@@ -10,10 +10,7 @@ import { now as Date_now } from "./bindings/Date";
 
 // ymdFromEpochDays returns values via globals to avoid allocations
 // @ts-ignore: decorator
-@lazy let
-  year: i32,
-  month: i32,
-  day: i32;
+@lazy let month: i32, day: i32;
 
 export class Date {
   @inline static UTC(
@@ -83,17 +80,16 @@ export class Date {
   }
 
   getUTCFullYear(): i32 {
-    ymdFromEpochDays(i32(this.epochMillis / MILLIS_PER_DAY));
-    return year;
+    return this.computeUTCDate();
   }
 
   getUTCMonth(): i32 {
-    ymdFromEpochDays(i32(this.epochMillis / MILLIS_PER_DAY));
+    this.computeUTCDate();
     return month - 1;
   }
 
   getUTCDate(): i32 {
-    ymdFromEpochDays(i32(this.epochMillis / MILLIS_PER_DAY));
+    this.computeUTCDate();
     return day;
   }
 
@@ -133,7 +129,7 @@ export class Date {
   }
 
   setUTCDate(value: i32): void {
-    ymdFromEpochDays(i32(this.epochMillis / MILLIS_PER_DAY));
+    var year = this.computeUTCDate();
     if (value < 1 || value > daysInMonth(year, month)) throw new RangeError(E_VALUEOUTOFRANGE);
     var ms = this.epochMillis % MILLIS_PER_DAY;
     this.epochMillis =
@@ -142,7 +138,7 @@ export class Date {
 
   setUTCMonth(value: i32): void {
     if (value < 1 || value > 12) throw new RangeError(E_VALUEOUTOFRANGE);
-    ymdFromEpochDays(i32(this.epochMillis / MILLIS_PER_DAY));
+    var year = this.computeUTCDate();
     var ms = this.epochMillis % MILLIS_PER_DAY;
     this.epochMillis =
       i64(daysSinceEpoch(year, value + 1, day)) * MILLIS_PER_DAY + ms;
@@ -156,8 +152,7 @@ export class Date {
   }
 
   toISOString(): string {
-    ymdFromEpochDays(i32(this.epochMillis / MILLIS_PER_DAY));
-
+    var year = this.computeUTCDate();
     var yearStr = year.toString();
     if (yearStr.length > 4) {
       yearStr = "+" + yearStr.padStart(6, "0");
@@ -180,6 +175,10 @@ export class Date {
       "Z"
     );
   }
+
+  private computeUTCDate(): i32 {
+    return ymdFromEpochDays(i32(this.epochMillis / MILLIS_PER_DAY));
+  }
 }
 
 function epochMillis(
@@ -218,17 +217,18 @@ function daysInMonth(year: i32, month: i32): i32 {
 }
 
 // see: http://howardhinnant.github.io/date_algorithms.html#civil_from_days
-function ymdFromEpochDays(z: i32): void {
+function ymdFromEpochDays(z: i32): i32 {
   z += 719468;
   var era = floorDiv(z, 146097);
   var doe = z - era * 146097; // [0, 146096]
   var yoe = (doe - doe / 1460 + doe / 36524 - doe / 146096) / 365; // [0, 399]
-  year = yoe + era * 400;
+  var year = yoe + era * 400;
   var doy = doe - (365 * yoe + yoe / 4 - yoe / 100); // [0, 365]
   var mp = (5 * doy + 2) / 153; // [0, 11]
   day = doy - (153 * mp + 2) / 5 + 1; // [1, 31]
   month = mp + (mp < 10 ? 3 : -9); // [1, 12]
   year += i32(month <= 2);
+  return year;
 }
 
 // http://howardhinnant.github.io/date_algorithms.html#days_from_civil
diff --git a/tests/compiler/std/date.optimized.wat b/tests/compiler/std/date.optimized.wat
index a7cf11cacc..ebb1feed44 100644
--- a/tests/compiler/std/date.optimized.wat
+++ b/tests/compiler/std/date.optimized.wat
@@ -3,8 +3,8 @@
  (type $i32_=>_i32 (func (param i32) (result i32)))
  (type $i32_i32_=>_i32 (func (param i32 i32) (result i32)))
  (type $none_=>_none (func))
- (type $i32_=>_none (func (param i32)))
  (type $i32_i32_i32_=>_none (func (param i32 i32 i32)))
+ (type $i32_=>_none (func (param i32)))
  (type $i32_i32_i32_=>_i32 (func (param i32 i32 i32) (result i32)))
  (type $i32_i32_i32_i32_=>_none (func (param i32 i32 i32 i32)))
  (type $none_=>_i32 (func (result i32)))
@@ -91,7 +91,6 @@
  (global $~lib/rt/itcms/white (mut i32) (i32.const 0))
  (global $~lib/rt/itcms/fromSpace (mut i32) (i32.const 0))
  (global $~lib/rt/tlsf/ROOT (mut i32) (i32.const 0))
- (global $~lib/date/year (mut i32) (i32.const 0))
  (global $~lib/date/day (mut i32) (i32.const 0))
  (global $~lib/date/month (mut i32) (i32.const 0))
  (global $~lib/memory/__stack_pointer (mut i32) (i32.const 19508))
@@ -1863,9 +1862,10 @@
   call $~lib/memory/memory.fill
   local.get $1
  )
- (func $~lib/date/ymdFromEpochDays (param $0 i32)
+ (func $~lib/date/ymdFromEpochDays (param $0 i32) (result i32)
   (local $1 i32)
   (local $2 i32)
+  (local $3 i32)
   local.get $0
   i32.const 719468
   i32.add
@@ -1900,12 +1900,7 @@
   i32.sub
   i32.const 365
   i32.div_s
-  local.tee $1
-  local.get $2
-  i32.const 400
-  i32.mul
-  i32.add
-  global.set $~lib/date/year
+  local.set $1
   local.get $0
   local.get $1
   i32.const 365
@@ -1919,7 +1914,7 @@
   i32.div_s
   i32.sub
   i32.sub
-  local.tee $1
+  local.tee $3
   i32.const 5
   i32.mul
   i32.const 2
@@ -1927,7 +1922,7 @@
   i32.const 153
   i32.div_s
   local.set $0
-  local.get $1
+  local.get $3
   local.get $0
   i32.const 153
   i32.mul
@@ -1948,21 +1943,15 @@
   select
   i32.add
   global.set $~lib/date/month
-  global.get $~lib/date/year
+  local.get $1
+  local.get $2
+  i32.const 400
+  i32.mul
+  i32.add
   global.get $~lib/date/month
   i32.const 2
   i32.le_s
   i32.add
-  global.set $~lib/date/year
- )
- (func $~lib/date/Date#getUTCFullYear (param $0 i32) (result i32)
-  local.get $0
-  i64.load
-  i64.const 86400000
-  i64.div_s
-  i32.wrap_i64
-  call $~lib/date/ymdFromEpochDays
-  global.get $~lib/date/year
  )
  (func $~lib/date/Date#getUTCMonth (param $0 i32) (result i32)
   local.get $0
@@ -1971,6 +1960,7 @@
   i64.div_s
   i32.wrap_i64
   call $~lib/date/ymdFromEpochDays
+  drop
   global.get $~lib/date/month
   i32.const 1
   i32.sub
@@ -1982,6 +1972,7 @@
   i64.div_s
   i32.wrap_i64
   call $~lib/date/ymdFromEpochDays
+  drop
   global.get $~lib/date/day
  )
  (func $~lib/date/Date#getUTCHours (param $0 i32) (result i32)
@@ -2038,7 +2029,7 @@
   if
    i32.const 1504
    i32.const 1568
-   i32.const 121
+   i32.const 117
    i32.const 34
    call $~lib/builtins/abort
    unreachable
@@ -2068,7 +2059,7 @@
   if
    i32.const 1504
    i32.const 1568
-   i32.const 126
+   i32.const 122
    i32.const 34
    call $~lib/builtins/abort
    unreachable
@@ -2098,7 +2089,7 @@
   if
    i32.const 1504
    i32.const 1568
-   i32.const 131
+   i32.const 127
    i32.const 34
    call $~lib/builtins/abort
    unreachable
@@ -2118,12 +2109,14 @@
  )
  (func $~lib/date/Date#setUTCDate (param $0 i32) (param $1 i32)
   (local $2 i32)
+  (local $3 i32)
   local.get $0
   i64.load
   i64.const 86400000
   i64.div_s
   i32.wrap_i64
   call $~lib/date/ymdFromEpochDays
+  local.set $2
   local.get $1
   i32.const 1
   i32.lt_s
@@ -2133,8 +2126,7 @@
    local.get $1
    i32.const 0
    i32.const 1
-   global.get $~lib/date/year
-   local.tee $2
+   local.get $2
    i32.const 400
    i32.rem_s
    i32.eqz
@@ -2151,8 +2143,8 @@
    i32.const 28
    i32.add
    global.get $~lib/date/month
-   local.tee $2
-   local.get $2
+   local.tee $3
+   local.get $3
    i32.const 8
    i32.ge_s
    i32.add
@@ -2160,7 +2152,7 @@
    i32.and
    i32.const 30
    i32.add
-   local.get $2
+   local.get $3
    i32.const 2
    i32.eq
    select
@@ -2169,7 +2161,7 @@
   if
    i32.const 1504
    i32.const 1568
-   i32.const 137
+   i32.const 133
    i32.const 56
    call $~lib/builtins/abort
    unreachable
@@ -2179,7 +2171,7 @@
   i64.load
   i64.const 86400000
   i64.rem_s
-  global.get $~lib/date/year
+  local.get $2
   global.get $~lib/date/month
   local.get $1
   call $~lib/date/daysSinceEpoch
@@ -2190,6 +2182,7 @@
   i64.store
  )
  (func $~lib/date/Date#setUTCMonth (param $0 i32) (param $1 i32)
+  (local $2 i32)
   i32.const 1
   local.get $1
   i32.const 12
@@ -2201,7 +2194,7 @@
   if
    i32.const 1504
    i32.const 1568
-   i32.const 144
+   i32.const 140
    i32.const 34
    call $~lib/builtins/abort
    unreachable
@@ -2212,12 +2205,13 @@
   i64.div_s
   i32.wrap_i64
   call $~lib/date/ymdFromEpochDays
+  local.set $2
   local.get $0
   local.get $0
   i64.load
   i64.const 86400000
   i64.rem_s
-  global.get $~lib/date/year
+  local.get $2
   local.get $1
   i32.const 1
   i32.add
@@ -2236,6 +2230,7 @@
   i64.div_s
   i32.wrap_i64
   call $~lib/date/ymdFromEpochDays
+  drop
   local.get $0
   local.get $0
   i64.load
@@ -3406,8 +3401,9 @@
   i64.div_s
   i32.wrap_i64
   call $~lib/date/ymdFromEpochDays
+  local.set $1
   global.get $~lib/memory/__stack_pointer
-  global.get $~lib/date/year
+  local.get $1
   call $~lib/number/I32#toString
   local.tee $1
   i32.store
@@ -4242,7 +4238,11 @@
   local.tee $0
   i32.store
   local.get $0
-  call $~lib/date/Date#getUTCFullYear
+  i64.load
+  i64.const 86400000
+  i64.div_s
+  i32.wrap_i64
+  call $~lib/date/ymdFromEpochDays
   i32.const 189512
   i32.ne
   if
@@ -4334,7 +4334,11 @@
   local.tee $0
   i32.store
   local.get $0
-  call $~lib/date/Date#getUTCFullYear
+  i64.load
+  i64.const 86400000
+  i64.div_s
+  i32.wrap_i64
+  call $~lib/date/ymdFromEpochDays
   i32.const 1973
   i32.ne
   if
@@ -4647,7 +4651,11 @@
   local.tee $0
   i32.store
   local.get $0
-  call $~lib/date/Date#getUTCFullYear
+  i64.load
+  i64.const 86400000
+  i64.div_s
+  i32.wrap_i64
+  call $~lib/date/ymdFromEpochDays
   i32.const 1973
   i32.ne
   if
@@ -4786,7 +4794,11 @@
   local.tee $0
   i32.store
   local.get $0
-  call $~lib/date/Date#getUTCFullYear
+  i64.load
+  i64.const 86400000
+  i64.div_s
+  i32.wrap_i64
+  call $~lib/date/ymdFromEpochDays
   i32.const 253616
   i32.ne
   if
@@ -4801,7 +4813,11 @@
   i32.const 1976
   call $~lib/date/Date#setUTCFullYear
   local.get $0
-  call $~lib/date/Date#getUTCFullYear
+  i64.load
+  i64.const 86400000
+  i64.div_s
+  i32.wrap_i64
+  call $~lib/date/ymdFromEpochDays
   i32.const 1976
   i32.ne
   if
@@ -4816,7 +4832,11 @@
   i32.const 20212
   call $~lib/date/Date#setUTCFullYear
   local.get $0
-  call $~lib/date/Date#getUTCFullYear
+  i64.load
+  i64.const 86400000
+  i64.div_s
+  i32.wrap_i64
+  call $~lib/date/ymdFromEpochDays
   i32.const 20212
   i32.ne
   if
diff --git a/tests/compiler/std/date.untouched.wat b/tests/compiler/std/date.untouched.wat
index 92facd85d2..97ea070145 100644
--- a/tests/compiler/std/date.untouched.wat
+++ b/tests/compiler/std/date.untouched.wat
@@ -72,7 +72,6 @@
  (global $~lib/rt/tlsf/ROOT (mut i32) (i32.const 0))
  (global $~lib/ASC_LOW_MEMORY_LIMIT i32 (i32.const 0))
  (global $~lib/ASC_SHRINK_LEVEL i32 (i32.const 0))
- (global $~lib/date/year (mut i32) (i32.const 0))
  (global $~lib/date/day (mut i32) (i32.const 0))
  (global $~lib/date/month (mut i32) (i32.const 0))
  (global $~lib/builtins/i32.MAX_VALUE i32 (i32.const 2147483647))
@@ -2511,7 +2510,7 @@
   call $~lib/date/Date#set:epochMillis
   local.get $1
  )
- (func $~lib/date/ymdFromEpochDays (param $0 i32)
+ (func $~lib/date/ymdFromEpochDays (param $0 i32) (result i32)
   (local $1 i32)
   (local $2 i32)
   (local $3 i32)
@@ -2519,6 +2518,7 @@
   (local $5 i32)
   (local $6 i32)
   (local $7 i32)
+  (local $8 i32)
   local.get $0
   i32.const 719468
   i32.add
@@ -2569,7 +2569,7 @@
   i32.const 400
   i32.mul
   i32.add
-  global.set $~lib/date/year
+  local.set $6
   local.get $4
   i32.const 365
   local.get $5
@@ -2583,18 +2583,18 @@
   i32.div_s
   i32.sub
   i32.sub
-  local.set $6
+  local.set $7
   i32.const 5
-  local.get $6
+  local.get $7
   i32.mul
   i32.const 2
   i32.add
   i32.const 153
   i32.div_s
-  local.set $7
-  local.get $6
-  i32.const 153
+  local.set $8
   local.get $7
+  i32.const 153
+  local.get $8
   i32.mul
   i32.const 2
   i32.add
@@ -2604,8 +2604,8 @@
   i32.const 1
   i32.add
   global.set $~lib/date/day
-  local.get $7
-  local.get $7
+  local.get $8
+  local.get $8
   i32.const 10
   i32.lt_s
   if (result i32)
@@ -2615,40 +2615,38 @@
   end
   i32.add
   global.set $~lib/date/month
-  global.get $~lib/date/year
+  local.get $6
   global.get $~lib/date/month
   i32.const 2
   i32.le_s
   i32.add
-  global.set $~lib/date/year
+  local.set $6
+  local.get $6
  )
- (func $~lib/date/Date#getUTCFullYear (param $0 i32) (result i32)
+ (func $~lib/date/Date#computeUTCDate (param $0 i32) (result i32)
   local.get $0
   i64.load
   i64.const 86400000
   i64.div_s
   i32.wrap_i64
   call $~lib/date/ymdFromEpochDays
-  global.get $~lib/date/year
+ )
+ (func $~lib/date/Date#getUTCFullYear (param $0 i32) (result i32)
+  local.get $0
+  call $~lib/date/Date#computeUTCDate
  )
  (func $~lib/date/Date#getUTCMonth (param $0 i32) (result i32)
   local.get $0
-  i64.load
-  i64.const 86400000
-  i64.div_s
-  i32.wrap_i64
-  call $~lib/date/ymdFromEpochDays
+  call $~lib/date/Date#computeUTCDate
+  drop
   global.get $~lib/date/month
   i32.const 1
   i32.sub
  )
  (func $~lib/date/Date#getUTCDate (param $0 i32) (result i32)
   local.get $0
-  i64.load
-  i64.const 86400000
-  i64.div_s
-  i32.wrap_i64
-  call $~lib/date/ymdFromEpochDays
+  call $~lib/date/Date#computeUTCDate
+  drop
   global.get $~lib/date/day
  )
  (func $~lib/date/Date#getUTCHours (param $0 i32) (result i32)
@@ -2711,7 +2709,7 @@
   if
    i32.const 480
    i32.const 544
-   i32.const 121
+   i32.const 117
    i32.const 34
    call $~lib/builtins/abort
    unreachable
@@ -2743,7 +2741,7 @@
   if
    i32.const 480
    i32.const 544
-   i32.const 126
+   i32.const 122
    i32.const 34
    call $~lib/builtins/abort
    unreachable
@@ -2775,7 +2773,7 @@
   if
    i32.const 480
    i32.const 544
-   i32.const 131
+   i32.const 127
    i32.const 34
    call $~lib/builtins/abort
    unreachable
@@ -2841,13 +2839,11 @@
   end
  )
  (func $~lib/date/Date#setUTCDate (param $0 i32) (param $1 i32)
-  (local $2 i64)
+  (local $2 i32)
+  (local $3 i64)
   local.get $0
-  i64.load
-  i64.const 86400000
-  i64.div_s
-  i32.wrap_i64
-  call $~lib/date/ymdFromEpochDays
+  call $~lib/date/Date#computeUTCDate
+  local.set $2
   local.get $1
   i32.const 1
   i32.lt_s
@@ -2855,7 +2851,7 @@
    i32.const 1
   else
    local.get $1
-   global.get $~lib/date/year
+   local.get $2
    global.get $~lib/date/month
    call $~lib/date/daysInMonth
    i32.gt_s
@@ -2863,7 +2859,7 @@
   if
    i32.const 480
    i32.const 544
-   i32.const 137
+   i32.const 133
    i32.const 56
    call $~lib/builtins/abort
    unreachable
@@ -2872,21 +2868,22 @@
   i64.load
   i64.const 86400000
   i64.rem_s
-  local.set $2
+  local.set $3
   local.get $0
-  global.get $~lib/date/year
+  local.get $2
   global.get $~lib/date/month
   local.get $1
   call $~lib/date/daysSinceEpoch
   i64.extend_i32_s
   i64.const 86400000
   i64.mul
-  local.get $2
+  local.get $3
   i64.add
   call $~lib/date/Date#set:epochMillis
  )
  (func $~lib/date/Date#setUTCMonth (param $0 i32) (param $1 i32)
-  (local $2 i64)
+  (local $2 i32)
+  (local $3 i64)
   local.get $1
   i32.const 1
   i32.lt_s
@@ -2900,24 +2897,21 @@
   if
    i32.const 480
    i32.const 544
-   i32.const 144
+   i32.const 140
    i32.const 34
    call $~lib/builtins/abort
    unreachable
   end
   local.get $0
-  i64.load
-  i64.const 86400000
-  i64.div_s
-  i32.wrap_i64
-  call $~lib/date/ymdFromEpochDays
+  call $~lib/date/Date#computeUTCDate
+  local.set $2
   local.get $0
   i64.load
   i64.const 86400000
   i64.rem_s
-  local.set $2
+  local.set $3
   local.get $0
-  global.get $~lib/date/year
+  local.get $2
   local.get $1
   i32.const 1
   i32.add
@@ -2926,7 +2920,7 @@
   i64.extend_i32_s
   i64.const 86400000
   i64.mul
-  local.get $2
+  local.get $3
   i64.add
   call $~lib/date/Date#set:epochMillis
  )
@@ -2938,6 +2932,7 @@
   i64.div_s
   i32.wrap_i64
   call $~lib/date/ymdFromEpochDays
+  drop
   local.get $0
   i64.load
   i64.const 86400000
@@ -5693,6 +5688,7 @@
  (func $~lib/date/Date#toISOString (param $0 i32) (result i32)
   (local $1 i32)
   (local $2 i32)
+  (local $3 i32)
   global.get $~lib/memory/__stack_pointer
   i32.const 112
   i32.sub
@@ -5741,299 +5737,296 @@
   i64.const 0
   i64.store offset=104
   local.get $0
-  i64.load
-  i64.const 86400000
-  i64.div_s
-  i32.wrap_i64
-  call $~lib/date/ymdFromEpochDays
+  call $~lib/date/Date#computeUTCDate
+  local.set $1
   global.get $~lib/memory/__stack_pointer
-  global.get $~lib/date/year
+  local.get $1
   i32.const 10
   call $~lib/number/I32#toString
-  local.tee $1
+  local.tee $2
   i32.store
-  local.get $1
+  local.get $2
   call $~lib/string/String#get:length
   i32.const 4
   i32.gt_s
   if
    global.get $~lib/memory/__stack_pointer
    i32.const 2368
-   local.set $2
+   local.set $3
    global.get $~lib/memory/__stack_pointer
-   local.get $2
+   local.get $3
    i32.store offset=4
+   local.get $3
    local.get $2
-   local.get $1
    i32.const 6
    i32.const 784
-   local.set $2
+   local.set $3
    global.get $~lib/memory/__stack_pointer
-   local.get $2
+   local.get $3
    i32.store offset=12
-   local.get $2
+   local.get $3
    call $~lib/string/String#padStart
-   local.set $2
+   local.set $3
    global.get $~lib/memory/__stack_pointer
-   local.get $2
+   local.get $3
    i32.store offset=8
-   local.get $2
+   local.get $3
    call $~lib/string/String.__concat
-   local.tee $1
+   local.tee $2
    i32.store
   end
-  local.get $1
+  local.get $2
   i32.const 2432
-  local.set $2
+  local.set $3
   global.get $~lib/memory/__stack_pointer
-  local.get $2
+  local.get $3
   i32.store offset=100
-  local.get $2
+  local.get $3
   call $~lib/string/String.__concat
-  local.set $2
+  local.set $3
   global.get $~lib/memory/__stack_pointer
-  local.get $2
+  local.get $3
   i32.store offset=92
-  local.get $2
+  local.get $3
   global.get $~lib/date/month
   i32.const 10
   call $~lib/number/I32#toString
-  local.set $2
+  local.set $3
   global.get $~lib/memory/__stack_pointer
-  local.get $2
+  local.get $3
   i32.store offset=104
-  local.get $2
+  local.get $3
   i32.const 2
   i32.const 784
-  local.set $2
+  local.set $3
   global.get $~lib/memory/__stack_pointer
-  local.get $2
+  local.get $3
   i32.store offset=108
-  local.get $2
+  local.get $3
   call $~lib/string/String#padStart
-  local.set $2
+  local.set $3
   global.get $~lib/memory/__stack_pointer
-  local.get $2
+  local.get $3
   i32.store offset=96
-  local.get $2
+  local.get $3
   call $~lib/string/String.__concat
-  local.set $2
+  local.set $3
   global.get $~lib/memory/__stack_pointer
-  local.get $2
+  local.get $3
   i32.store offset=84
-  local.get $2
+  local.get $3
   i32.const 2432
-  local.set $2
+  local.set $3
   global.get $~lib/memory/__stack_pointer
-  local.get $2
+  local.get $3
   i32.store offset=88
-  local.get $2
+  local.get $3
   call $~lib/string/String.__concat
-  local.set $2
+  local.set $3
   global.get $~lib/memory/__stack_pointer
-  local.get $2
+  local.get $3
   i32.store offset=76
-  local.get $2
+  local.get $3
   global.get $~lib/date/day
   i32.const 10
   call $~lib/number/I32#toString
-  local.set $2
+  local.set $3
   global.get $~lib/memory/__stack_pointer
-  local.get $2
+  local.get $3
   i32.store offset=84
-  local.get $2
+  local.get $3
   i32.const 2
   i32.const 784
-  local.set $2
+  local.set $3
   global.get $~lib/memory/__stack_pointer
-  local.get $2
+  local.get $3
   i32.store offset=92
-  local.get $2
+  local.get $3
   call $~lib/string/String#padStart
-  local.set $2
+  local.set $3
   global.get $~lib/memory/__stack_pointer
-  local.get $2
+  local.get $3
   i32.store offset=80
-  local.get $2
+  local.get $3
   call $~lib/string/String.__concat
-  local.set $2
+  local.set $3
   global.get $~lib/memory/__stack_pointer
-  local.get $2
+  local.get $3
   i32.store offset=68
-  local.get $2
+  local.get $3
   i32.const 2464
-  local.set $2
+  local.set $3
   global.get $~lib/memory/__stack_pointer
-  local.get $2
+  local.get $3
   i32.store offset=72
-  local.get $2
+  local.get $3
   call $~lib/string/String.__concat
-  local.set $2
+  local.set $3
   global.get $~lib/memory/__stack_pointer
-  local.get $2
+  local.get $3
   i32.store offset=60
-  local.get $2
+  local.get $3
   local.get $0
   call $~lib/date/Date#getUTCHours
   i32.const 10
   call $~lib/number/I32#toString
-  local.set $2
+  local.set $3
   global.get $~lib/memory/__stack_pointer
-  local.get $2
+  local.get $3
   i32.store offset=68
-  local.get $2
+  local.get $3
   i32.const 2
   i32.const 784
-  local.set $2
+  local.set $3
   global.get $~lib/memory/__stack_pointer
-  local.get $2
+  local.get $3
   i32.store offset=76
-  local.get $2
+  local.get $3
   call $~lib/string/String#padStart
-  local.set $2
+  local.set $3
   global.get $~lib/memory/__stack_pointer
-  local.get $2
+  local.get $3
   i32.store offset=64
-  local.get $2
+  local.get $3
   call $~lib/string/String.__concat
-  local.set $2
+  local.set $3
   global.get $~lib/memory/__stack_pointer
-  local.get $2
+  local.get $3
   i32.store offset=52
-  local.get $2
+  local.get $3
   i32.const 2496
-  local.set $2
+  local.set $3
   global.get $~lib/memory/__stack_pointer
-  local.get $2
+  local.get $3
   i32.store offset=56
-  local.get $2
+  local.get $3
   call $~lib/string/String.__concat
-  local.set $2
+  local.set $3
   global.get $~lib/memory/__stack_pointer
-  local.get $2
+  local.get $3
   i32.store offset=44
-  local.get $2
+  local.get $3
   local.get $0
   call $~lib/date/Date#getUTCMinutes
   i32.const 10
   call $~lib/number/I32#toString
-  local.set $2
+  local.set $3
   global.get $~lib/memory/__stack_pointer
-  local.get $2
+  local.get $3
   i32.store offset=52
-  local.get $2
+  local.get $3
   i32.const 2
   i32.const 784
-  local.set $2
+  local.set $3
   global.get $~lib/memory/__stack_pointer
-  local.get $2
+  local.get $3
   i32.store offset=60
-  local.get $2
+  local.get $3
   call $~lib/string/String#padStart
-  local.set $2
+  local.set $3
   global.get $~lib/memory/__stack_pointer
-  local.get $2
+  local.get $3
   i32.store offset=48
-  local.get $2
+  local.get $3
   call $~lib/string/String.__concat
-  local.set $2
+  local.set $3
   global.get $~lib/memory/__stack_pointer
-  local.get $2
+  local.get $3
   i32.store offset=36
-  local.get $2
+  local.get $3
   i32.const 2496
-  local.set $2
+  local.set $3
   global.get $~lib/memory/__stack_pointer
-  local.get $2
+  local.get $3
   i32.store offset=40
-  local.get $2
+  local.get $3
   call $~lib/string/String.__concat
-  local.set $2
+  local.set $3
   global.get $~lib/memory/__stack_pointer
-  local.get $2
+  local.get $3
   i32.store offset=28
-  local.get $2
+  local.get $3
   local.get $0
   call $~lib/date/Date#getUTCSeconds
   i32.const 10
   call $~lib/number/I32#toString
-  local.set $2
+  local.set $3
   global.get $~lib/memory/__stack_pointer
-  local.get $2
+  local.get $3
   i32.store offset=36
-  local.get $2
+  local.get $3
   i32.const 2
   i32.const 784
-  local.set $2
+  local.set $3
   global.get $~lib/memory/__stack_pointer
-  local.get $2
+  local.get $3
   i32.store offset=44
-  local.get $2
+  local.get $3
   call $~lib/string/String#padStart
-  local.set $2
+  local.set $3
   global.get $~lib/memory/__stack_pointer
-  local.get $2
+  local.get $3
   i32.store offset=32
-  local.get $2
+  local.get $3
   call $~lib/string/String.__concat
-  local.set $2
+  local.set $3
   global.get $~lib/memory/__stack_pointer
-  local.get $2
+  local.get $3
   i32.store offset=12
-  local.get $2
+  local.get $3
   i32.const 2528
-  local.set $2
+  local.set $3
   global.get $~lib/memory/__stack_pointer
-  local.get $2
+  local.get $3
   i32.store offset=24
-  local.get $2
+  local.get $3
   call $~lib/string/String.__concat
-  local.set $2
+  local.set $3
   global.get $~lib/memory/__stack_pointer
-  local.get $2
+  local.get $3
   i32.store offset=16
-  local.get $2
+  local.get $3
   local.get $0
   call $~lib/date/Date#getUTCMilliseconds
   i32.const 10
   call $~lib/number/I32#toString
-  local.set $2
+  local.set $3
   global.get $~lib/memory/__stack_pointer
-  local.get $2
+  local.get $3
   i32.store offset=12
-  local.get $2
+  local.get $3
   i32.const 3
   i32.const 784
-  local.set $2
+  local.set $3
   global.get $~lib/memory/__stack_pointer
-  local.get $2
+  local.get $3
   i32.store offset=28
-  local.get $2
+  local.get $3
   call $~lib/string/String#padStart
-  local.set $2
+  local.set $3
   global.get $~lib/memory/__stack_pointer
-  local.get $2
+  local.get $3
   i32.store offset=20
-  local.get $2
+  local.get $3
   call $~lib/string/String.__concat
-  local.set $2
+  local.set $3
   global.get $~lib/memory/__stack_pointer
-  local.get $2
+  local.get $3
   i32.store offset=4
-  local.get $2
+  local.get $3
   i32.const 2560
-  local.set $2
+  local.set $3
   global.get $~lib/memory/__stack_pointer
-  local.get $2
+  local.get $3
   i32.store offset=8
-  local.get $2
+  local.get $3
   call $~lib/string/String.__concat
-  local.set $2
+  local.set $3
   global.get $~lib/memory/__stack_pointer
   i32.const 112
   i32.add
   global.set $~lib/memory/__stack_pointer
-  local.get $2
+  local.get $3
  )
  (func $~lib/string/String#split (param $0 i32) (param $1 i32) (param $2 i32) (result i32)
   (local $3 i32)

From 916f674614607cac84e0c418bdc2856c0d4105a6 Mon Sep 17 00:00:00 2001
From: MaxGraey <maxgraey@gmail.com>
Date: Wed, 14 Apr 2021 13:22:14 +0300
Subject: [PATCH 04/47] precalc and cache UTC date's values

---
 std/assembly/date.ts                  |  62 +--
 tests/compiler/std/date.optimized.wat | 513 ++++++++++----------
 tests/compiler/std/date.untouched.wat | 665 ++++++++++++++------------
 3 files changed, 630 insertions(+), 610 deletions(-)

diff --git a/std/assembly/date.ts b/std/assembly/date.ts
index 8e3f2ae332..840f119aa4 100644
--- a/std/assembly/date.ts
+++ b/std/assembly/date.ts
@@ -10,9 +10,13 @@ import { now as Date_now } from "./bindings/Date";
 
 // ymdFromEpochDays returns values via globals to avoid allocations
 // @ts-ignore: decorator
-@lazy let month: i32, day: i32;
+@lazy let _month: i32, _day: i32;
 
 export class Date {
+  private year: i32 = 0;
+  private month: i32 = 0;
+  private day: i32 = 0;
+
   @inline static UTC(
     year: i32,
     month: i32 = 0,
@@ -68,7 +72,11 @@ export class Date {
     return new Date(epochMillis(year, month, day, hour, min, sec, ms));
   }
 
-  constructor(private epochMillis: i64) {}
+  constructor(private epochMillis: i64) {
+    this.year = ymdFromEpochDays(i32(epochMillis / MILLIS_PER_DAY));
+    this.month = _month;
+    this.day = _day;
+  }
 
   getTime(): i64 {
     return this.epochMillis;
@@ -76,21 +84,22 @@ export class Date {
 
   setTime(value: i64): i64 {
     this.epochMillis = value;
+    this.year = ymdFromEpochDays(i32(value / MILLIS_PER_DAY));
+    this.month = _month;
+    this.day = _day;
     return value;
   }
 
   getUTCFullYear(): i32 {
-    return this.computeUTCDate();
+    return this.year;
   }
 
   getUTCMonth(): i32 {
-    this.computeUTCDate();
-    return month - 1;
+    return this.month - 1;
   }
 
   getUTCDate(): i32 {
-    this.computeUTCDate();
-    return day;
+    return this.day;
   }
 
   getUTCHours(): i32 {
@@ -110,50 +119,45 @@ export class Date {
   }
 
   setUTCMilliseconds(value: i32): void {
-    this.epochMillis += value - this.getUTCMilliseconds();
+    this.setTime(this.epochMillis + value - this.getUTCMilliseconds());
   }
 
   setUTCSeconds(value: i32): void {
     if (value < 0 || value > 59) throw new RangeError(E_VALUEOUTOFRANGE);
-    this.epochMillis += (value - this.getUTCSeconds()) * MILLIS_PER_SECOND;
+    this.setTime(this.epochMillis + (value - this.getUTCSeconds()) * MILLIS_PER_SECOND);
   }
 
   setUTCMinutes(value: i32): void {
     if (value < 0 || value > 59) throw new RangeError(E_VALUEOUTOFRANGE);
-    this.epochMillis += (value - this.getUTCMinutes()) * MILLIS_PER_MINUTE;
+    this.setTime(this.epochMillis + (value - this.getUTCMinutes()) * MILLIS_PER_MINUTE);
   }
 
   setUTCHours(value: i32): void {
     if (value < 0 || value > 23) throw new RangeError(E_VALUEOUTOFRANGE);
-    this.epochMillis += (value - this.getUTCHours()) * MILLIS_PER_HOUR;
+    this.setTime(this.epochMillis + (value - this.getUTCHours()) * MILLIS_PER_HOUR);
   }
 
   setUTCDate(value: i32): void {
-    var year = this.computeUTCDate();
+    var year = this.year;
+    var month = this.month;
     if (value < 1 || value > daysInMonth(year, month)) throw new RangeError(E_VALUEOUTOFRANGE);
     var ms = this.epochMillis % MILLIS_PER_DAY;
-    this.epochMillis =
-      i64(daysSinceEpoch(year, month, value)) * MILLIS_PER_DAY + ms;
+    this.setTime(i64(daysSinceEpoch(year, month, value)) * MILLIS_PER_DAY + ms);
   }
 
   setUTCMonth(value: i32): void {
     if (value < 1 || value > 12) throw new RangeError(E_VALUEOUTOFRANGE);
-    var year = this.computeUTCDate();
     var ms = this.epochMillis % MILLIS_PER_DAY;
-    this.epochMillis =
-      i64(daysSinceEpoch(year, value + 1, day)) * MILLIS_PER_DAY + ms;
+    this.setTime(i64(daysSinceEpoch(this.year, value + 1, this.day)) * MILLIS_PER_DAY + ms);
   }
 
   setUTCFullYear(value: i32): void {
-    ymdFromEpochDays(i32(this.epochMillis / MILLIS_PER_DAY));
     var ms = this.epochMillis % MILLIS_PER_DAY;
-    this.epochMillis =
-      i64(daysSinceEpoch(value, month, day)) * MILLIS_PER_DAY + ms;
+    this.setTime(i64(daysSinceEpoch(value, this.month, this.day)) * MILLIS_PER_DAY + ms);
   }
 
   toISOString(): string {
-    var year = this.computeUTCDate();
-    var yearStr = year.toString();
+    var yearStr = this.year.toString();
     if (yearStr.length > 4) {
       yearStr = "+" + yearStr.padStart(6, "0");
     }
@@ -161,9 +165,9 @@ export class Date {
     return (
       yearStr +
       "-" +
-      month.toString().padStart(2, "0") +
+      this.month.toString().padStart(2, "0") +
       "-" +
-      day.toString().padStart(2, "0") +
+      this.day.toString().padStart(2, "0") +
       "T" +
       this.getUTCHours().toString().padStart(2, "0") +
       ":" +
@@ -175,10 +179,6 @@ export class Date {
       "Z"
     );
   }
-
-  private computeUTCDate(): i32 {
-    return ymdFromEpochDays(i32(this.epochMillis / MILLIS_PER_DAY));
-  }
 }
 
 function epochMillis(
@@ -225,9 +225,9 @@ function ymdFromEpochDays(z: i32): i32 {
   var year = yoe + era * 400;
   var doy = doe - (365 * yoe + yoe / 4 - yoe / 100); // [0, 365]
   var mp = (5 * doy + 2) / 153; // [0, 11]
-  day = doy - (153 * mp + 2) / 5 + 1; // [1, 31]
-  month = mp + (mp < 10 ? 3 : -9); // [1, 12]
-  year += i32(month <= 2);
+  _day = doy - (153 * mp + 2) / 5 + 1; // [1, 31]
+  var mo = _month = mp + (mp < 10 ? 3 : -9); // [1, 12]
+  year += i32(mo <= 2);
   return year;
 }
 
diff --git a/tests/compiler/std/date.optimized.wat b/tests/compiler/std/date.optimized.wat
index ebb1feed44..e6a0d7379f 100644
--- a/tests/compiler/std/date.optimized.wat
+++ b/tests/compiler/std/date.optimized.wat
@@ -7,6 +7,7 @@
  (type $i32_=>_none (func (param i32)))
  (type $i32_i32_i32_=>_i32 (func (param i32 i32 i32) (result i32)))
  (type $i32_i32_i32_i32_=>_none (func (param i32 i32 i32 i32)))
+ (type $i32_i64_=>_none (func (param i32 i64)))
  (type $none_=>_i32 (func (result i32)))
  (type $i64_=>_i32 (func (param i64) (result i32)))
  (type $i32_i32_i32_i32_=>_i32 (func (param i32 i32 i32 i32) (result i32)))
@@ -81,6 +82,8 @@
  (data (i32.const 3000) "\01\00\00\000\00\00\001\009\007\006\00-\000\002\00-\000\002\00T\001\002\00:\003\004\00:\005\006\00.\004\005\006\00Z")
  (data (i32.const 3072) "\06\00\00\00 \00\00\00\00\00\00\00 ")
  (data (i32.const 3100) " \00\00\00\00\00\00\00\02A\00\00\00\00\00\00\02\t")
+ (global $~lib/date/_day (mut i32) (i32.const 0))
+ (global $~lib/date/_month (mut i32) (i32.const 0))
  (global $~lib/rt/itcms/total (mut i32) (i32.const 0))
  (global $~lib/rt/itcms/threshold (mut i32) (i32.const 0))
  (global $~lib/rt/itcms/state (mut i32) (i32.const 0))
@@ -91,8 +94,6 @@
  (global $~lib/rt/itcms/white (mut i32) (i32.const 0))
  (global $~lib/rt/itcms/fromSpace (mut i32) (i32.const 0))
  (global $~lib/rt/tlsf/ROOT (mut i32) (i32.const 0))
- (global $~lib/date/day (mut i32) (i32.const 0))
- (global $~lib/date/month (mut i32) (i32.const 0))
  (global $~lib/memory/__stack_pointer (mut i32) (i32.const 19508))
  (global $~started (mut i32) (i32.const 0))
  (export "memory" (memory $0))
@@ -181,6 +182,97 @@
   i64.add
   i64.add
  )
+ (func $~lib/date/ymdFromEpochDays (param $0 i32) (result i32)
+  (local $1 i32)
+  (local $2 i32)
+  (local $3 i32)
+  local.get $0
+  i32.const 719468
+  i32.add
+  local.tee $0
+  local.get $0
+  i32.const 146096
+  i32.sub
+  local.get $0
+  i32.const 0
+  i32.ge_s
+  select
+  i32.const 146097
+  i32.div_s
+  local.set $2
+  local.get $0
+  local.get $2
+  i32.const 146097
+  i32.mul
+  i32.sub
+  local.tee $0
+  local.get $0
+  i32.const 1460
+  i32.div_s
+  i32.sub
+  local.get $0
+  i32.const 36524
+  i32.div_s
+  i32.add
+  local.get $0
+  i32.const 146096
+  i32.div_s
+  i32.sub
+  i32.const 365
+  i32.div_s
+  local.set $1
+  local.get $0
+  local.get $1
+  i32.const 365
+  i32.mul
+  local.get $1
+  i32.const 4
+  i32.div_s
+  i32.add
+  local.get $1
+  i32.const 100
+  i32.div_s
+  i32.sub
+  i32.sub
+  local.tee $3
+  i32.const 5
+  i32.mul
+  i32.const 2
+  i32.add
+  i32.const 153
+  i32.div_s
+  local.set $0
+  local.get $3
+  local.get $0
+  i32.const 153
+  i32.mul
+  i32.const 2
+  i32.add
+  i32.const 5
+  i32.div_s
+  i32.sub
+  i32.const 1
+  i32.add
+  global.set $~lib/date/_day
+  local.get $0
+  i32.const 3
+  i32.const -9
+  local.get $0
+  i32.const 10
+  i32.lt_s
+  select
+  i32.add
+  global.set $~lib/date/_month
+  local.get $1
+  local.get $2
+  i32.const 400
+  i32.mul
+  i32.add
+  global.get $~lib/date/_month
+  i32.const 2
+  i32.le_s
+  i32.add
+ )
  (func $~lib/rt/itcms/initLazy (param $0 i32) (result i32)
   local.get $0
   local.get $0
@@ -1862,122 +1954,27 @@
   call $~lib/memory/memory.fill
   local.get $1
  )
- (func $~lib/date/ymdFromEpochDays (param $0 i32) (result i32)
-  (local $1 i32)
-  (local $2 i32)
-  (local $3 i32)
-  local.get $0
-  i32.const 719468
-  i32.add
-  local.tee $0
+ (func $~lib/date/Date#setTime (param $0 i32) (param $1 i64)
   local.get $0
-  i32.const 146096
-  i32.sub
-  local.get $0
-  i32.const 0
-  i32.ge_s
-  select
-  i32.const 146097
-  i32.div_s
-  local.set $2
-  local.get $0
-  local.get $2
-  i32.const 146097
-  i32.mul
-  i32.sub
-  local.tee $0
-  local.get $0
-  i32.const 1460
-  i32.div_s
-  i32.sub
-  local.get $0
-  i32.const 36524
-  i32.div_s
-  i32.add
-  local.get $0
-  i32.const 146096
-  i32.div_s
-  i32.sub
-  i32.const 365
-  i32.div_s
-  local.set $1
-  local.get $0
-  local.get $1
-  i32.const 365
-  i32.mul
-  local.get $1
-  i32.const 4
-  i32.div_s
-  i32.add
   local.get $1
-  i32.const 100
-  i32.div_s
-  i32.sub
-  i32.sub
-  local.tee $3
-  i32.const 5
-  i32.mul
-  i32.const 2
-  i32.add
-  i32.const 153
-  i32.div_s
-  local.set $0
-  local.get $3
-  local.get $0
-  i32.const 153
-  i32.mul
-  i32.const 2
-  i32.add
-  i32.const 5
-  i32.div_s
-  i32.sub
-  i32.const 1
-  i32.add
-  global.set $~lib/date/day
-  local.get $0
-  i32.const 3
-  i32.const -9
+  i64.store offset=16
   local.get $0
-  i32.const 10
-  i32.lt_s
-  select
-  i32.add
-  global.set $~lib/date/month
   local.get $1
-  local.get $2
-  i32.const 400
-  i32.mul
-  i32.add
-  global.get $~lib/date/month
-  i32.const 2
-  i32.le_s
-  i32.add
- )
- (func $~lib/date/Date#getUTCMonth (param $0 i32) (result i32)
-  local.get $0
-  i64.load
   i64.const 86400000
   i64.div_s
   i32.wrap_i64
   call $~lib/date/ymdFromEpochDays
-  drop
-  global.get $~lib/date/month
-  i32.const 1
-  i32.sub
- )
- (func $~lib/date/Date#getUTCDate (param $0 i32) (result i32)
+  i32.store
   local.get $0
-  i64.load
-  i64.const 86400000
-  i64.div_s
-  i32.wrap_i64
-  call $~lib/date/ymdFromEpochDays
-  drop
-  global.get $~lib/date/day
+  global.get $~lib/date/_month
+  i32.store offset=4
+  local.get $0
+  global.get $~lib/date/_day
+  i32.store offset=8
  )
  (func $~lib/date/Date#getUTCHours (param $0 i32) (result i32)
   local.get $0
-  i64.load
+  i64.load offset=16
   i64.const 86400000
   i64.rem_s
   i32.wrap_i64
@@ -1986,7 +1983,7 @@
  )
  (func $~lib/date/Date#getUTCMinutes (param $0 i32) (result i32)
   local.get $0
-  i64.load
+  i64.load offset=16
   i64.const 3600000
   i64.rem_s
   i32.wrap_i64
@@ -1995,7 +1992,7 @@
  )
  (func $~lib/date/Date#getUTCSeconds (param $0 i32) (result i32)
   local.get $0
-  i64.load
+  i64.load offset=16
   i64.const 60000
   i64.rem_s
   i32.wrap_i64
@@ -2005,17 +2002,18 @@
  (func $~lib/date/Date#setUTCMilliseconds (param $0 i32) (param $1 i32)
   local.get $0
   local.get $0
-  i64.load
+  i64.load offset=16
   local.get $1
+  i64.extend_i32_s
+  i64.add
   local.get $0
-  i64.load
+  i64.load offset=16
   i64.const 1000
   i64.rem_s
   i32.wrap_i64
-  i32.sub
   i64.extend_i32_s
-  i64.add
-  i64.store
+  i64.sub
+  call $~lib/date/Date#setTime
  )
  (func $~lib/date/Date#setUTCSeconds (param $0 i32) (param $1 i32)
   i32.const 1
@@ -2029,14 +2027,14 @@
   if
    i32.const 1504
    i32.const 1568
-   i32.const 117
+   i32.const 126
    i32.const 34
    call $~lib/builtins/abort
    unreachable
   end
   local.get $0
   local.get $0
-  i64.load
+  i64.load offset=16
   local.get $1
   local.get $0
   call $~lib/date/Date#getUTCSeconds
@@ -2045,7 +2043,7 @@
   i32.mul
   i64.extend_i32_s
   i64.add
-  i64.store
+  call $~lib/date/Date#setTime
  )
  (func $~lib/date/Date#setUTCMinutes (param $0 i32) (param $1 i32)
   i32.const 1
@@ -2059,14 +2057,14 @@
   if
    i32.const 1504
    i32.const 1568
-   i32.const 122
+   i32.const 131
    i32.const 34
    call $~lib/builtins/abort
    unreachable
   end
   local.get $0
   local.get $0
-  i64.load
+  i64.load offset=16
   local.get $1
   local.get $0
   call $~lib/date/Date#getUTCMinutes
@@ -2075,7 +2073,7 @@
   i32.mul
   i64.extend_i32_s
   i64.add
-  i64.store
+  call $~lib/date/Date#setTime
  )
  (func $~lib/date/Date#setUTCHours (param $0 i32) (param $1 i32)
   i32.const 1
@@ -2089,14 +2087,14 @@
   if
    i32.const 1504
    i32.const 1568
-   i32.const 127
+   i32.const 136
    i32.const 34
    call $~lib/builtins/abort
    unreachable
   end
   local.get $0
   local.get $0
-  i64.load
+  i64.load offset=16
   local.get $1
   local.get $0
   call $~lib/date/Date#getUTCHours
@@ -2105,84 +2103,77 @@
   i32.mul
   i64.extend_i32_s
   i64.add
-  i64.store
+  call $~lib/date/Date#setTime
  )
  (func $~lib/date/Date#setUTCDate (param $0 i32) (param $1 i32)
   (local $2 i32)
   (local $3 i32)
+  i32.const 1
+  local.get $1
+  i32.const 0
+  i32.const 1
   local.get $0
-  i64.load
-  i64.const 86400000
-  i64.div_s
-  i32.wrap_i64
-  call $~lib/date/ymdFromEpochDays
-  local.set $2
+  i32.load
+  local.tee $2
+  i32.const 400
+  i32.rem_s
+  i32.eqz
+  local.get $2
+  i32.const 100
+  i32.rem_s
+  select
+  local.get $2
+  i32.const 3
+  i32.and
+  select
+  i32.const 0
+  i32.ne
+  i32.const 28
+  i32.add
+  local.get $0
+  i32.load offset=4
+  local.tee $3
+  i32.const 8
+  i32.ge_s
+  local.get $3
+  i32.add
+  i32.const 1
+  i32.and
+  i32.const 30
+  i32.add
+  local.get $3
+  i32.const 2
+  i32.eq
+  select
+  i32.gt_s
   local.get $1
   i32.const 1
   i32.lt_s
-  if (result i32)
-   i32.const 1
-  else
-   local.get $1
-   i32.const 0
-   i32.const 1
-   local.get $2
-   i32.const 400
-   i32.rem_s
-   i32.eqz
-   local.get $2
-   i32.const 100
-   i32.rem_s
-   select
-   local.get $2
-   i32.const 3
-   i32.and
-   select
-   i32.const 0
-   i32.ne
-   i32.const 28
-   i32.add
-   global.get $~lib/date/month
-   local.tee $3
-   local.get $3
-   i32.const 8
-   i32.ge_s
-   i32.add
-   i32.const 1
-   i32.and
-   i32.const 30
-   i32.add
-   local.get $3
-   i32.const 2
-   i32.eq
-   select
-   i32.gt_s
-  end
+  select
   if
    i32.const 1504
    i32.const 1568
-   i32.const 133
+   i32.const 143
    i32.const 56
    call $~lib/builtins/abort
    unreachable
   end
   local.get $0
   local.get $0
-  i64.load
+  i64.load offset=16
   i64.const 86400000
   i64.rem_s
   local.get $2
-  global.get $~lib/date/month
+  local.get $3
   local.get $1
   call $~lib/date/daysSinceEpoch
   i64.extend_i32_s
   i64.const 86400000
   i64.mul
   i64.add
-  i64.store
+  call $~lib/date/Date#setTime
  )
  (func $~lib/date/Date#setUTCMonth (param $0 i32) (param $1 i32)
-  (local $2 i32)
   i32.const 1
   local.get $1
   i32.const 12
@@ -2194,57 +2185,47 @@
   if
    i32.const 1504
    i32.const 1568
-   i32.const 140
+   i32.const 149
    i32.const 34
    call $~lib/builtins/abort
    unreachable
   end
   local.get $0
-  i64.load
-  i64.const 86400000
-  i64.div_s
-  i32.wrap_i64
-  call $~lib/date/ymdFromEpochDays
-  local.set $2
-  local.get $0
   local.get $0
-  i64.load
+  i64.load offset=16
   i64.const 86400000
   i64.rem_s
-  local.get $2
+  local.get $0
+  i32.load
   local.get $1
   i32.const 1
   i32.add
-  global.get $~lib/date/day
+  local.get $0
+  i32.load offset=8
   call $~lib/date/daysSinceEpoch
   i64.extend_i32_s
   i64.const 86400000
   i64.mul
   i64.add
-  i64.store
+  call $~lib/date/Date#setTime
  )
  (func $~lib/date/Date#setUTCFullYear (param $0 i32) (param $1 i32)
-  local.get $0
-  i64.load
-  i64.const 86400000
-  i64.div_s
-  i32.wrap_i64
-  call $~lib/date/ymdFromEpochDays
-  drop
   local.get $0
   local.get $0
-  i64.load
+  i64.load offset=16
   i64.const 86400000
   i64.rem_s
   local.get $1
-  global.get $~lib/date/month
-  global.get $~lib/date/day
+  local.get $0
+  i32.load offset=4
+  local.get $0
+  i32.load offset=8
   call $~lib/date/daysSinceEpoch
   i64.extend_i32_s
   i64.const 86400000
   i64.mul
   i64.add
-  i64.store
+  call $~lib/date/Date#setTime
  )
  (func $~lib/number/I32#toString (param $0 i32) (result i32)
   (local $1 i32)
@@ -3395,15 +3376,9 @@
   global.get $~lib/memory/__stack_pointer
   i64.const 0
   i64.store offset=104
-  local.get $0
-  i64.load
-  i64.const 86400000
-  i64.div_s
-  i32.wrap_i64
-  call $~lib/date/ymdFromEpochDays
-  local.set $1
   global.get $~lib/memory/__stack_pointer
-  local.get $1
+  local.get $0
+  i32.load
   call $~lib/number/I32#toString
   local.tee $1
   i32.store
@@ -3446,7 +3421,8 @@
   global.get $~lib/memory/__stack_pointer
   local.get $1
   i32.store offset=92
-  global.get $~lib/date/month
+  local.get $0
+  i32.load offset=4
   call $~lib/number/I32#toString
   local.set $2
   global.get $~lib/memory/__stack_pointer
@@ -3479,7 +3455,8 @@
   global.get $~lib/memory/__stack_pointer
   local.get $1
   i32.store offset=76
-  global.get $~lib/date/day
+  local.get $0
+  i32.load offset=8
   call $~lib/number/I32#toString
   local.set $2
   global.get $~lib/memory/__stack_pointer
@@ -3615,7 +3592,7 @@
   local.get $1
   i32.store offset=16
   local.get $0
-  i64.load
+  i64.load offset=16
   i64.const 1000
   i64.rem_s
   i32.wrap_i64
@@ -4206,7 +4183,7 @@
   local.tee $0
   i32.store
   local.get $0
-  i64.load
+  i64.load offset=16
   i64.const 1541847600001
   i64.ne
   if
@@ -4219,9 +4196,9 @@
   end
   local.get $0
   i64.const 1541847600002
-  i64.store
+  call $~lib/date/Date#setTime
   local.get $0
-  i64.load
+  i64.load offset=16
   i64.const 1541847600002
   i64.ne
   if
@@ -4238,11 +4215,7 @@
   local.tee $0
   i32.store
   local.get $0
-  i64.load
-  i64.const 86400000
-  i64.div_s
-  i32.wrap_i64
-  call $~lib/date/ymdFromEpochDays
+  i32.load
   i32.const 189512
   i32.ne
   if
@@ -4254,8 +4227,8 @@
    unreachable
   end
   local.get $0
-  call $~lib/date/Date#getUTCMonth
-  i32.const 11
+  i32.load offset=4
+  i32.const 12
   i32.ne
   if
    i32.const 0
@@ -4266,7 +4239,7 @@
    unreachable
   end
   local.get $0
-  call $~lib/date/Date#getUTCDate
+  i32.load offset=8
   i32.const 14
   i32.ne
   if
@@ -4314,7 +4287,7 @@
    unreachable
   end
   local.get $0
-  i64.load
+  i64.load offset=16
   i64.const 1000
   i64.rem_s
   i32.wrap_i64
@@ -4334,11 +4307,7 @@
   local.tee $0
   i32.store
   local.get $0
-  i64.load
-  i64.const 86400000
-  i64.div_s
-  i32.wrap_i64
-  call $~lib/date/ymdFromEpochDays
+  i32.load
   i32.const 1973
   i32.ne
   if
@@ -4350,8 +4319,8 @@
    unreachable
   end
   local.get $0
-  call $~lib/date/Date#getUTCMonth
-  i32.const 11
+  i32.load offset=4
+  i32.const 12
   i32.ne
   if
    i32.const 0
@@ -4362,7 +4331,7 @@
    unreachable
   end
   local.get $0
-  call $~lib/date/Date#getUTCDate
+  i32.load offset=8
   i32.const 4
   i32.ne
   if
@@ -4410,7 +4379,7 @@
    unreachable
   end
   local.get $0
-  i64.load
+  i64.load offset=16
   i64.const 1000
   i64.rem_s
   i32.wrap_i64
@@ -4430,7 +4399,7 @@
   local.tee $0
   i32.store
   local.get $0
-  i64.load
+  i64.load offset=16
   i64.const 1000
   i64.rem_s
   i32.wrap_i64
@@ -4448,7 +4417,7 @@
   i32.const 12
   call $~lib/date/Date#setUTCMilliseconds
   local.get $0
-  i64.load
+  i64.load offset=16
   i64.const 1000
   i64.rem_s
   i32.wrap_i64
@@ -4466,7 +4435,7 @@
   i32.const 568
   call $~lib/date/Date#setUTCMilliseconds
   local.get $0
-  i64.load
+  i64.load offset=16
   i64.const 1000
   i64.rem_s
   i32.wrap_i64
@@ -4651,11 +4620,7 @@
   local.tee $0
   i32.store
   local.get $0
-  i64.load
-  i64.const 86400000
-  i64.div_s
-  i32.wrap_i64
-  call $~lib/date/ymdFromEpochDays
+  i32.load
   i32.const 1973
   i32.ne
   if
@@ -4667,8 +4632,8 @@
    unreachable
   end
   local.get $0
-  call $~lib/date/Date#getUTCMonth
-  i32.const 11
+  i32.load offset=4
+  i32.const 12
   i32.ne
   if
    i32.const 0
@@ -4682,7 +4647,7 @@
   i32.const 12
   call $~lib/date/Date#setUTCDate
   local.get $0
-  call $~lib/date/Date#getUTCDate
+  i32.load offset=8
   i32.const 12
   i32.ne
   if
@@ -4697,7 +4662,7 @@
   i32.const 2
   call $~lib/date/Date#setUTCDate
   local.get $0
-  call $~lib/date/Date#getUTCDate
+  i32.load offset=8
   i32.const 2
   i32.ne
   if
@@ -4741,8 +4706,8 @@
   local.tee $0
   i32.store
   local.get $0
-  call $~lib/date/Date#getUTCMonth
-  i32.const 3
+  i32.load offset=4
+  i32.const 4
   i32.ne
   if
    i32.const 0
@@ -4756,8 +4721,8 @@
   i32.const 10
   call $~lib/date/Date#setUTCMonth
   local.get $0
-  call $~lib/date/Date#getUTCMonth
-  i32.const 10
+  i32.load offset=4
+  i32.const 11
   i32.ne
   if
    i32.const 0
@@ -4771,8 +4736,8 @@
   i32.const 2
   call $~lib/date/Date#setUTCMonth
   local.get $0
-  call $~lib/date/Date#getUTCMonth
-  i32.const 2
+  i32.load offset=4
+  i32.const 3
   i32.ne
   if
    i32.const 0
@@ -4794,11 +4759,7 @@
   local.tee $0
   i32.store
   local.get $0
-  i64.load
-  i64.const 86400000
-  i64.div_s
-  i32.wrap_i64
-  call $~lib/date/ymdFromEpochDays
+  i32.load
   i32.const 253616
   i32.ne
   if
@@ -4813,11 +4774,7 @@
   i32.const 1976
   call $~lib/date/Date#setUTCFullYear
   local.get $0
-  i64.load
-  i64.const 86400000
-  i64.div_s
-  i32.wrap_i64
-  call $~lib/date/ymdFromEpochDays
+  i32.load
   i32.const 1976
   i32.ne
   if
@@ -4832,11 +4789,7 @@
   i32.const 20212
   call $~lib/date/Date#setUTCFullYear
   local.get $0
-  i64.load
-  i64.const 86400000
-  i64.div_s
-  i32.wrap_i64
-  call $~lib/date/ymdFromEpochDays
+  i32.load
   i32.const 20212
   i32.ne
   if
@@ -4934,7 +4887,7 @@
   local.tee $0
   i32.store
   local.get $0
-  i64.load
+  i64.load offset=16
   i64.const 192067200000
   i64.ne
   if
@@ -4954,7 +4907,7 @@
   local.tee $0
   i32.store
   local.get $0
-  i64.load
+  i64.load offset=16
   i64.const 192067200000
   i64.ne
   if
@@ -4974,7 +4927,7 @@
   local.tee $0
   i32.store
   local.get $0
-  i64.load
+  i64.load offset=16
   i64.const 11860387200000
   i64.ne
   if
@@ -4995,7 +4948,7 @@
   local.get $0
   i32.store offset=4
   local.get $0
-  i64.load
+  i64.load offset=16
   global.get $~lib/memory/__stack_pointer
   i32.const 2816
   i32.store offset=8
@@ -5006,7 +4959,7 @@
   local.get $0
   i32.store offset=4
   local.get $0
-  i64.load
+  i64.load offset=16
   i64.ne
   if
    i32.const 0
@@ -5025,7 +4978,7 @@
   local.tee $0
   i32.store
   local.get $0
-  i64.load
+  i64.load offset=16
   i64.const 192112496000
   i64.ne
   if
@@ -5045,7 +4998,7 @@
   local.tee $0
   i32.store
   local.get $0
-  i64.load
+  i64.load offset=16
   i64.const 192112496456
   i64.ne
   if
@@ -5065,7 +5018,7 @@
   local.tee $0
   i32.store
   local.get $0
-  i64.load
+  i64.load offset=16
   i64.const 192112496456
   i64.ne
   if
@@ -5092,14 +5045,36 @@
   i32.const 0
   i32.store
   global.get $~lib/memory/__stack_pointer
-  i32.const 8
+  i32.const 24
   i32.const 3
   call $~lib/rt/itcms/__new
   local.tee $1
   i32.store
   local.get $1
+  i32.const 0
+  i32.store
+  local.get $1
+  i32.const 0
+  i32.store offset=4
+  local.get $1
+  i32.const 0
+  i32.store offset=8
+  local.get $1
   local.get $0
-  i64.store
+  i64.store offset=16
+  local.get $1
+  local.get $0
+  i64.const 86400000
+  i64.div_s
+  i32.wrap_i64
+  call $~lib/date/ymdFromEpochDays
+  i32.store
+  local.get $1
+  global.get $~lib/date/_month
+  i32.store offset=4
+  local.get $1
+  global.get $~lib/date/_day
+  i32.store offset=8
   global.get $~lib/memory/__stack_pointer
   i32.const 4
   i32.add
diff --git a/tests/compiler/std/date.untouched.wat b/tests/compiler/std/date.untouched.wat
index 97ea070145..2949e581b7 100644
--- a/tests/compiler/std/date.untouched.wat
+++ b/tests/compiler/std/date.untouched.wat
@@ -60,6 +60,8 @@
  (data (i32.const 3420) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\000\00\00\001\009\007\006\00-\000\002\00-\000\002\00T\001\002\00:\003\004\00:\005\006\00.\004\005\006\00Z\00\00\00\00\00\00\00\00\00\00\00\00\00")
  (data (i32.const 3504) "\06\00\00\00 \00\00\00\00\00\00\00 \00\00\00\00\00\00\00\00\00\00\00\00\00\00\00 \00\00\00\00\00\00\00\02A\00\00\00\00\00\00\02\t\00\00\00\00\00\00")
  (table $0 1 funcref)
+ (global $~lib/date/_day (mut i32) (i32.const 0))
+ (global $~lib/date/_month (mut i32) (i32.const 0))
  (global $~lib/rt/itcms/total (mut i32) (i32.const 0))
  (global $~lib/rt/itcms/threshold (mut i32) (i32.const 0))
  (global $~lib/rt/itcms/state (mut i32) (i32.const 0))
@@ -72,8 +74,6 @@
  (global $~lib/rt/tlsf/ROOT (mut i32) (i32.const 0))
  (global $~lib/ASC_LOW_MEMORY_LIMIT i32 (i32.const 0))
  (global $~lib/ASC_SHRINK_LEVEL i32 (i32.const 0))
- (global $~lib/date/day (mut i32) (i32.const 0))
- (global $~lib/date/month (mut i32) (i32.const 0))
  (global $~lib/builtins/i32.MAX_VALUE i32 (i32.const 2147483647))
  (global $~lib/rt/__rtti_base i32 (i32.const 3504))
  (global $~lib/memory/__data_end i32 (i32.const 3556))
@@ -190,6 +190,137 @@
   i64.extend_i32_s
   i64.add
  )
+ (func $~lib/date/ymdFromEpochDays (param $0 i32) (result i32)
+  (local $1 i32)
+  (local $2 i32)
+  (local $3 i32)
+  (local $4 i32)
+  (local $5 i32)
+  (local $6 i32)
+  (local $7 i32)
+  (local $8 i32)
+  (local $9 i32)
+  local.get $0
+  i32.const 719468
+  i32.add
+  local.set $0
+  local.get $0
+  local.set $2
+  i32.const 146097
+  local.set $1
+  local.get $2
+  i32.const 0
+  i32.ge_s
+  if (result i32)
+   local.get $2
+  else
+   local.get $2
+   local.get $1
+   i32.sub
+   i32.const 1
+   i32.add
+  end
+  local.get $1
+  i32.div_s
+  local.set $3
+  local.get $0
+  local.get $3
+  i32.const 146097
+  i32.mul
+  i32.sub
+  local.set $4
+  local.get $4
+  local.get $4
+  i32.const 1460
+  i32.div_s
+  i32.sub
+  local.get $4
+  i32.const 36524
+  i32.div_s
+  i32.add
+  local.get $4
+  i32.const 146096
+  i32.div_s
+  i32.sub
+  i32.const 365
+  i32.div_s
+  local.set $5
+  local.get $5
+  local.get $3
+  i32.const 400
+  i32.mul
+  i32.add
+  local.set $6
+  local.get $4
+  i32.const 365
+  local.get $5
+  i32.mul
+  local.get $5
+  i32.const 4
+  i32.div_s
+  i32.add
+  local.get $5
+  i32.const 100
+  i32.div_s
+  i32.sub
+  i32.sub
+  local.set $7
+  i32.const 5
+  local.get $7
+  i32.mul
+  i32.const 2
+  i32.add
+  i32.const 153
+  i32.div_s
+  local.set $8
+  local.get $7
+  i32.const 153
+  local.get $8
+  i32.mul
+  i32.const 2
+  i32.add
+  i32.const 5
+  i32.div_s
+  i32.sub
+  i32.const 1
+  i32.add
+  global.set $~lib/date/_day
+  local.get $8
+  local.get $8
+  i32.const 10
+  i32.lt_s
+  if (result i32)
+   i32.const 3
+  else
+   i32.const -9
+  end
+  i32.add
+  global.set $~lib/date/_month
+  global.get $~lib/date/_month
+  local.set $9
+  local.get $6
+  local.get $9
+  i32.const 2
+  i32.le_s
+  i32.add
+  local.set $6
+  local.get $6
+ )
+ (func $~lib/date/Date#set:year (param $0 i32) (param $1 i32)
+  local.get $0
+  local.get $1
+  i32.store
+ )
+ (func $~lib/date/Date#set:month (param $0 i32) (param $1 i32)
+  local.get $0
+  local.get $1
+  i32.store offset=4
+ )
+ (func $~lib/date/Date#set:day (param $0 i32) (param $1 i32)
+  local.get $0
+  local.get $1
+  i32.store offset=8
+ )
  (func $~lib/rt/itcms/Object#set:nextWithColor (param $0 i32) (param $1 i32)
   local.get $0
   local.get $1
@@ -2498,160 +2629,48 @@
  (func $~lib/date/Date#set:epochMillis (param $0 i32) (param $1 i64)
   local.get $0
   local.get $1
-  i64.store
+  i64.store offset=16
  )
  (func $~lib/date/Date#getTime (param $0 i32) (result i64)
   local.get $0
-  i64.load
+  i64.load offset=16
  )
  (func $~lib/date/Date#setTime (param $0 i32) (param $1 i64) (result i64)
   local.get $0
   local.get $1
   call $~lib/date/Date#set:epochMillis
-  local.get $1
- )
- (func $~lib/date/ymdFromEpochDays (param $0 i32) (result i32)
-  (local $1 i32)
-  (local $2 i32)
-  (local $3 i32)
-  (local $4 i32)
-  (local $5 i32)
-  (local $6 i32)
-  (local $7 i32)
-  (local $8 i32)
-  local.get $0
-  i32.const 719468
-  i32.add
-  local.set $0
   local.get $0
-  local.set $2
-  i32.const 146097
-  local.set $1
-  local.get $2
-  i32.const 0
-  i32.ge_s
-  if (result i32)
-   local.get $2
-  else
-   local.get $2
-   local.get $1
-   i32.sub
-   i32.const 1
-   i32.add
-  end
   local.get $1
-  i32.div_s
-  local.set $3
-  local.get $0
-  local.get $3
-  i32.const 146097
-  i32.mul
-  i32.sub
-  local.set $4
-  local.get $4
-  local.get $4
-  i32.const 1460
-  i32.div_s
-  i32.sub
-  local.get $4
-  i32.const 36524
-  i32.div_s
-  i32.add
-  local.get $4
-  i32.const 146096
-  i32.div_s
-  i32.sub
-  i32.const 365
-  i32.div_s
-  local.set $5
-  local.get $5
-  local.get $3
-  i32.const 400
-  i32.mul
-  i32.add
-  local.set $6
-  local.get $4
-  i32.const 365
-  local.get $5
-  i32.mul
-  local.get $5
-  i32.const 4
-  i32.div_s
-  i32.add
-  local.get $5
-  i32.const 100
-  i32.div_s
-  i32.sub
-  i32.sub
-  local.set $7
-  i32.const 5
-  local.get $7
-  i32.mul
-  i32.const 2
-  i32.add
-  i32.const 153
-  i32.div_s
-  local.set $8
-  local.get $7
-  i32.const 153
-  local.get $8
-  i32.mul
-  i32.const 2
-  i32.add
-  i32.const 5
-  i32.div_s
-  i32.sub
-  i32.const 1
-  i32.add
-  global.set $~lib/date/day
-  local.get $8
-  local.get $8
-  i32.const 10
-  i32.lt_s
-  if (result i32)
-   i32.const 3
-  else
-   i32.const -9
-  end
-  i32.add
-  global.set $~lib/date/month
-  local.get $6
-  global.get $~lib/date/month
-  i32.const 2
-  i32.le_s
-  i32.add
-  local.set $6
-  local.get $6
- )
- (func $~lib/date/Date#computeUTCDate (param $0 i32) (result i32)
-  local.get $0
-  i64.load
   i64.const 86400000
   i64.div_s
   i32.wrap_i64
   call $~lib/date/ymdFromEpochDays
+  call $~lib/date/Date#set:year
+  local.get $0
+  global.get $~lib/date/_month
+  call $~lib/date/Date#set:month
+  local.get $0
+  global.get $~lib/date/_day
+  call $~lib/date/Date#set:day
+  local.get $1
  )
  (func $~lib/date/Date#getUTCFullYear (param $0 i32) (result i32)
   local.get $0
-  call $~lib/date/Date#computeUTCDate
+  i32.load
  )
  (func $~lib/date/Date#getUTCMonth (param $0 i32) (result i32)
   local.get $0
-  call $~lib/date/Date#computeUTCDate
-  drop
-  global.get $~lib/date/month
+  i32.load offset=4
   i32.const 1
   i32.sub
  )
  (func $~lib/date/Date#getUTCDate (param $0 i32) (result i32)
   local.get $0
-  call $~lib/date/Date#computeUTCDate
-  drop
-  global.get $~lib/date/day
+  i32.load offset=8
  )
  (func $~lib/date/Date#getUTCHours (param $0 i32) (result i32)
   local.get $0
-  i64.load
+  i64.load offset=16
   i64.const 86400000
   i64.rem_s
   i32.wrap_i64
@@ -2660,7 +2679,7 @@
  )
  (func $~lib/date/Date#getUTCMinutes (param $0 i32) (result i32)
   local.get $0
-  i64.load
+  i64.load offset=16
   i64.const 3600000
   i64.rem_s
   i32.wrap_i64
@@ -2669,7 +2688,7 @@
  )
  (func $~lib/date/Date#getUTCSeconds (param $0 i32) (result i32)
   local.get $0
-  i64.load
+  i64.load offset=16
   i64.const 60000
   i64.rem_s
   i32.wrap_i64
@@ -2678,7 +2697,7 @@
  )
  (func $~lib/date/Date#getUTCMilliseconds (param $0 i32) (result i32)
   local.get $0
-  i64.load
+  i64.load offset=16
   i64.const 1000
   i64.rem_s
   i32.wrap_i64
@@ -2686,14 +2705,16 @@
  (func $~lib/date/Date#setUTCMilliseconds (param $0 i32) (param $1 i32)
   local.get $0
   local.get $0
-  i64.load
+  i64.load offset=16
   local.get $1
+  i64.extend_i32_s
+  i64.add
   local.get $0
   call $~lib/date/Date#getUTCMilliseconds
-  i32.sub
   i64.extend_i32_s
-  i64.add
-  call $~lib/date/Date#set:epochMillis
+  i64.sub
+  call $~lib/date/Date#setTime
+  drop
  )
  (func $~lib/date/Date#setUTCSeconds (param $0 i32) (param $1 i32)
   local.get $1
@@ -2709,14 +2730,14 @@
   if
    i32.const 480
    i32.const 544
-   i32.const 117
+   i32.const 126
    i32.const 34
    call $~lib/builtins/abort
    unreachable
   end
   local.get $0
   local.get $0
-  i64.load
+  i64.load offset=16
   local.get $1
   local.get $0
   call $~lib/date/Date#getUTCSeconds
@@ -2725,7 +2746,8 @@
   i32.mul
   i64.extend_i32_s
   i64.add
-  call $~lib/date/Date#set:epochMillis
+  call $~lib/date/Date#setTime
+  drop
  )
  (func $~lib/date/Date#setUTCMinutes (param $0 i32) (param $1 i32)
   local.get $1
@@ -2741,14 +2763,14 @@
   if
    i32.const 480
    i32.const 544
-   i32.const 122
+   i32.const 131
    i32.const 34
    call $~lib/builtins/abort
    unreachable
   end
   local.get $0
   local.get $0
-  i64.load
+  i64.load offset=16
   local.get $1
   local.get $0
   call $~lib/date/Date#getUTCMinutes
@@ -2757,7 +2779,8 @@
   i32.mul
   i64.extend_i32_s
   i64.add
-  call $~lib/date/Date#set:epochMillis
+  call $~lib/date/Date#setTime
+  drop
  )
  (func $~lib/date/Date#setUTCHours (param $0 i32) (param $1 i32)
   local.get $1
@@ -2773,14 +2796,14 @@
   if
    i32.const 480
    i32.const 544
-   i32.const 127
+   i32.const 136
    i32.const 34
    call $~lib/builtins/abort
    unreachable
   end
   local.get $0
   local.get $0
-  i64.load
+  i64.load offset=16
   local.get $1
   local.get $0
   call $~lib/date/Date#getUTCHours
@@ -2789,7 +2812,8 @@
   i32.mul
   i64.extend_i32_s
   i64.add
-  call $~lib/date/Date#set:epochMillis
+  call $~lib/date/Date#setTime
+  drop
  )
  (func $~lib/date/daysInMonth (param $0 i32) (param $1 i32) (result i32)
   (local $2 i32)
@@ -2840,10 +2864,14 @@
  )
  (func $~lib/date/Date#setUTCDate (param $0 i32) (param $1 i32)
   (local $2 i32)
-  (local $3 i64)
+  (local $3 i32)
+  (local $4 i64)
   local.get $0
-  call $~lib/date/Date#computeUTCDate
+  i32.load
   local.set $2
+  local.get $0
+  i32.load offset=4
+  local.set $3
   local.get $1
   i32.const 1
   i32.lt_s
@@ -2852,38 +2880,38 @@
   else
    local.get $1
    local.get $2
-   global.get $~lib/date/month
+   local.get $3
    call $~lib/date/daysInMonth
    i32.gt_s
   end
   if
    i32.const 480
    i32.const 544
-   i32.const 133
+   i32.const 143
    i32.const 56
    call $~lib/builtins/abort
    unreachable
   end
   local.get $0
-  i64.load
+  i64.load offset=16
   i64.const 86400000
   i64.rem_s
-  local.set $3
+  local.set $4
   local.get $0
   local.get $2
-  global.get $~lib/date/month
+  local.get $3
   local.get $1
   call $~lib/date/daysSinceEpoch
   i64.extend_i32_s
   i64.const 86400000
   i64.mul
-  local.get $3
+  local.get $4
   i64.add
-  call $~lib/date/Date#set:epochMillis
+  call $~lib/date/Date#setTime
+  drop
  )
  (func $~lib/date/Date#setUTCMonth (param $0 i32) (param $1 i32)
-  (local $2 i32)
-  (local $3 i64)
+  (local $2 i64)
   local.get $1
   i32.const 1
   i32.lt_s
@@ -2897,58 +2925,54 @@
   if
    i32.const 480
    i32.const 544
-   i32.const 140
+   i32.const 149
    i32.const 34
    call $~lib/builtins/abort
    unreachable
   end
   local.get $0
-  call $~lib/date/Date#computeUTCDate
-  local.set $2
-  local.get $0
-  i64.load
+  i64.load offset=16
   i64.const 86400000
   i64.rem_s
-  local.set $3
+  local.set $2
   local.get $0
-  local.get $2
+  local.get $0
+  i32.load
   local.get $1
   i32.const 1
   i32.add
-  global.get $~lib/date/day
+  local.get $0
+  i32.load offset=8
   call $~lib/date/daysSinceEpoch
   i64.extend_i32_s
   i64.const 86400000
   i64.mul
-  local.get $3
+  local.get $2
   i64.add
-  call $~lib/date/Date#set:epochMillis
+  call $~lib/date/Date#setTime
+  drop
  )
  (func $~lib/date/Date#setUTCFullYear (param $0 i32) (param $1 i32)
   (local $2 i64)
   local.get $0
-  i64.load
-  i64.const 86400000
-  i64.div_s
-  i32.wrap_i64
-  call $~lib/date/ymdFromEpochDays
-  drop
-  local.get $0
-  i64.load
+  i64.load offset=16
   i64.const 86400000
   i64.rem_s
   local.set $2
   local.get $0
   local.get $1
-  global.get $~lib/date/month
-  global.get $~lib/date/day
+  local.get $0
+  i32.load offset=4
+  local.get $0
+  i32.load offset=8
   call $~lib/date/daysSinceEpoch
   i64.extend_i32_s
   i64.const 86400000
   i64.mul
   local.get $2
   i64.add
-  call $~lib/date/Date#set:epochMillis
+  call $~lib/date/Date#setTime
+  drop
  )
  (func $~lib/util/number/decimalCount32 (param $0 i32) (result i32)
   local.get $0
@@ -5688,7 +5712,6 @@
  (func $~lib/date/Date#toISOString (param $0 i32) (result i32)
   (local $1 i32)
   (local $2 i32)
-  (local $3 i32)
   global.get $~lib/memory/__stack_pointer
   i32.const 112
   i32.sub
@@ -5736,297 +5759,297 @@
   global.get $~lib/memory/__stack_pointer
   i64.const 0
   i64.store offset=104
-  local.get $0
-  call $~lib/date/Date#computeUTCDate
-  local.set $1
   global.get $~lib/memory/__stack_pointer
-  local.get $1
+  local.get $0
+  i32.load
   i32.const 10
   call $~lib/number/I32#toString
-  local.tee $2
+  local.tee $1
   i32.store
-  local.get $2
+  local.get $1
   call $~lib/string/String#get:length
   i32.const 4
   i32.gt_s
   if
    global.get $~lib/memory/__stack_pointer
    i32.const 2368
-   local.set $3
+   local.set $2
    global.get $~lib/memory/__stack_pointer
-   local.get $3
+   local.get $2
    i32.store offset=4
-   local.get $3
    local.get $2
+   local.get $1
    i32.const 6
    i32.const 784
-   local.set $3
+   local.set $2
    global.get $~lib/memory/__stack_pointer
-   local.get $3
+   local.get $2
    i32.store offset=12
-   local.get $3
+   local.get $2
    call $~lib/string/String#padStart
-   local.set $3
+   local.set $2
    global.get $~lib/memory/__stack_pointer
-   local.get $3
+   local.get $2
    i32.store offset=8
-   local.get $3
+   local.get $2
    call $~lib/string/String.__concat
-   local.tee $2
+   local.tee $1
    i32.store
   end
-  local.get $2
+  local.get $1
   i32.const 2432
-  local.set $3
+  local.set $2
   global.get $~lib/memory/__stack_pointer
-  local.get $3
+  local.get $2
   i32.store offset=100
-  local.get $3
+  local.get $2
   call $~lib/string/String.__concat
-  local.set $3
+  local.set $2
   global.get $~lib/memory/__stack_pointer
-  local.get $3
+  local.get $2
   i32.store offset=92
-  local.get $3
-  global.get $~lib/date/month
+  local.get $2
+  local.get $0
+  i32.load offset=4
   i32.const 10
   call $~lib/number/I32#toString
-  local.set $3
+  local.set $2
   global.get $~lib/memory/__stack_pointer
-  local.get $3
+  local.get $2
   i32.store offset=104
-  local.get $3
+  local.get $2
   i32.const 2
   i32.const 784
-  local.set $3
+  local.set $2
   global.get $~lib/memory/__stack_pointer
-  local.get $3
+  local.get $2
   i32.store offset=108
-  local.get $3
+  local.get $2
   call $~lib/string/String#padStart
-  local.set $3
+  local.set $2
   global.get $~lib/memory/__stack_pointer
-  local.get $3
+  local.get $2
   i32.store offset=96
-  local.get $3
+  local.get $2
   call $~lib/string/String.__concat
-  local.set $3
+  local.set $2
   global.get $~lib/memory/__stack_pointer
-  local.get $3
+  local.get $2
   i32.store offset=84
-  local.get $3
+  local.get $2
   i32.const 2432
-  local.set $3
+  local.set $2
   global.get $~lib/memory/__stack_pointer
-  local.get $3
+  local.get $2
   i32.store offset=88
-  local.get $3
+  local.get $2
   call $~lib/string/String.__concat
-  local.set $3
+  local.set $2
   global.get $~lib/memory/__stack_pointer
-  local.get $3
+  local.get $2
   i32.store offset=76
-  local.get $3
-  global.get $~lib/date/day
+  local.get $2
+  local.get $0
+  i32.load offset=8
   i32.const 10
   call $~lib/number/I32#toString
-  local.set $3
+  local.set $2
   global.get $~lib/memory/__stack_pointer
-  local.get $3
+  local.get $2
   i32.store offset=84
-  local.get $3
+  local.get $2
   i32.const 2
   i32.const 784
-  local.set $3
+  local.set $2
   global.get $~lib/memory/__stack_pointer
-  local.get $3
+  local.get $2
   i32.store offset=92
-  local.get $3
+  local.get $2
   call $~lib/string/String#padStart
-  local.set $3
+  local.set $2
   global.get $~lib/memory/__stack_pointer
-  local.get $3
+  local.get $2
   i32.store offset=80
-  local.get $3
+  local.get $2
   call $~lib/string/String.__concat
-  local.set $3
+  local.set $2
   global.get $~lib/memory/__stack_pointer
-  local.get $3
+  local.get $2
   i32.store offset=68
-  local.get $3
+  local.get $2
   i32.const 2464
-  local.set $3
+  local.set $2
   global.get $~lib/memory/__stack_pointer
-  local.get $3
+  local.get $2
   i32.store offset=72
-  local.get $3
+  local.get $2
   call $~lib/string/String.__concat
-  local.set $3
+  local.set $2
   global.get $~lib/memory/__stack_pointer
-  local.get $3
+  local.get $2
   i32.store offset=60
-  local.get $3
+  local.get $2
   local.get $0
   call $~lib/date/Date#getUTCHours
   i32.const 10
   call $~lib/number/I32#toString
-  local.set $3
+  local.set $2
   global.get $~lib/memory/__stack_pointer
-  local.get $3
+  local.get $2
   i32.store offset=68
-  local.get $3
+  local.get $2
   i32.const 2
   i32.const 784
-  local.set $3
+  local.set $2
   global.get $~lib/memory/__stack_pointer
-  local.get $3
+  local.get $2
   i32.store offset=76
-  local.get $3
+  local.get $2
   call $~lib/string/String#padStart
-  local.set $3
+  local.set $2
   global.get $~lib/memory/__stack_pointer
-  local.get $3
+  local.get $2
   i32.store offset=64
-  local.get $3
+  local.get $2
   call $~lib/string/String.__concat
-  local.set $3
+  local.set $2
   global.get $~lib/memory/__stack_pointer
-  local.get $3
+  local.get $2
   i32.store offset=52
-  local.get $3
+  local.get $2
   i32.const 2496
-  local.set $3
+  local.set $2
   global.get $~lib/memory/__stack_pointer
-  local.get $3
+  local.get $2
   i32.store offset=56
-  local.get $3
+  local.get $2
   call $~lib/string/String.__concat
-  local.set $3
+  local.set $2
   global.get $~lib/memory/__stack_pointer
-  local.get $3
+  local.get $2
   i32.store offset=44
-  local.get $3
+  local.get $2
   local.get $0
   call $~lib/date/Date#getUTCMinutes
   i32.const 10
   call $~lib/number/I32#toString
-  local.set $3
+  local.set $2
   global.get $~lib/memory/__stack_pointer
-  local.get $3
+  local.get $2
   i32.store offset=52
-  local.get $3
+  local.get $2
   i32.const 2
   i32.const 784
-  local.set $3
+  local.set $2
   global.get $~lib/memory/__stack_pointer
-  local.get $3
+  local.get $2
   i32.store offset=60
-  local.get $3
+  local.get $2
   call $~lib/string/String#padStart
-  local.set $3
+  local.set $2
   global.get $~lib/memory/__stack_pointer
-  local.get $3
+  local.get $2
   i32.store offset=48
-  local.get $3
+  local.get $2
   call $~lib/string/String.__concat
-  local.set $3
+  local.set $2
   global.get $~lib/memory/__stack_pointer
-  local.get $3
+  local.get $2
   i32.store offset=36
-  local.get $3
+  local.get $2
   i32.const 2496
-  local.set $3
+  local.set $2
   global.get $~lib/memory/__stack_pointer
-  local.get $3
+  local.get $2
   i32.store offset=40
-  local.get $3
+  local.get $2
   call $~lib/string/String.__concat
-  local.set $3
+  local.set $2
   global.get $~lib/memory/__stack_pointer
-  local.get $3
+  local.get $2
   i32.store offset=28
-  local.get $3
+  local.get $2
   local.get $0
   call $~lib/date/Date#getUTCSeconds
   i32.const 10
   call $~lib/number/I32#toString
-  local.set $3
+  local.set $2
   global.get $~lib/memory/__stack_pointer
-  local.get $3
+  local.get $2
   i32.store offset=36
-  local.get $3
+  local.get $2
   i32.const 2
   i32.const 784
-  local.set $3
+  local.set $2
   global.get $~lib/memory/__stack_pointer
-  local.get $3
+  local.get $2
   i32.store offset=44
-  local.get $3
+  local.get $2
   call $~lib/string/String#padStart
-  local.set $3
+  local.set $2
   global.get $~lib/memory/__stack_pointer
-  local.get $3
+  local.get $2
   i32.store offset=32
-  local.get $3
+  local.get $2
   call $~lib/string/String.__concat
-  local.set $3
+  local.set $2
   global.get $~lib/memory/__stack_pointer
-  local.get $3
+  local.get $2
   i32.store offset=12
-  local.get $3
+  local.get $2
   i32.const 2528
-  local.set $3
+  local.set $2
   global.get $~lib/memory/__stack_pointer
-  local.get $3
+  local.get $2
   i32.store offset=24
-  local.get $3
+  local.get $2
   call $~lib/string/String.__concat
-  local.set $3
+  local.set $2
   global.get $~lib/memory/__stack_pointer
-  local.get $3
+  local.get $2
   i32.store offset=16
-  local.get $3
+  local.get $2
   local.get $0
   call $~lib/date/Date#getUTCMilliseconds
   i32.const 10
   call $~lib/number/I32#toString
-  local.set $3
+  local.set $2
   global.get $~lib/memory/__stack_pointer
-  local.get $3
+  local.get $2
   i32.store offset=12
-  local.get $3
+  local.get $2
   i32.const 3
   i32.const 784
-  local.set $3
+  local.set $2
   global.get $~lib/memory/__stack_pointer
-  local.get $3
+  local.get $2
   i32.store offset=28
-  local.get $3
+  local.get $2
   call $~lib/string/String#padStart
-  local.set $3
+  local.set $2
   global.get $~lib/memory/__stack_pointer
-  local.get $3
+  local.get $2
   i32.store offset=20
-  local.get $3
+  local.get $2
   call $~lib/string/String.__concat
-  local.set $3
+  local.set $2
   global.get $~lib/memory/__stack_pointer
-  local.get $3
+  local.get $2
   i32.store offset=4
-  local.get $3
+  local.get $2
   i32.const 2560
-  local.set $3
+  local.set $2
   global.get $~lib/memory/__stack_pointer
-  local.get $3
+  local.get $2
   i32.store offset=8
-  local.get $3
+  local.get $2
   call $~lib/string/String.__concat
-  local.set $3
+  local.set $2
   global.get $~lib/memory/__stack_pointer
   i32.const 112
   i32.add
   global.set $~lib/memory/__stack_pointer
-  local.get $3
+  local.get $2
  )
  (func $~lib/string/String#split (param $0 i32) (param $1 i32) (param $2 i32) (result i32)
   (local $3 i32)
@@ -7702,16 +7725,38 @@
   i32.eqz
   if
    global.get $~lib/memory/__stack_pointer
-   i32.const 8
+   i32.const 24
    i32.const 3
    call $~lib/rt/itcms/__new
    local.tee $0
    i32.store
   end
   local.get $0
+  i32.const 0
+  call $~lib/date/Date#set:year
+  local.get $0
+  i32.const 0
+  call $~lib/date/Date#set:month
+  local.get $0
+  i32.const 0
+  call $~lib/date/Date#set:day
+  local.get $0
   local.get $1
   call $~lib/date/Date#set:epochMillis
   local.get $0
+  local.get $1
+  i64.const 86400000
+  i64.div_s
+  i32.wrap_i64
+  call $~lib/date/ymdFromEpochDays
+  call $~lib/date/Date#set:year
+  local.get $0
+  global.get $~lib/date/_month
+  call $~lib/date/Date#set:month
+  local.get $0
+  global.get $~lib/date/_day
+  call $~lib/date/Date#set:day
+  local.get $0
   local.set $2
   global.get $~lib/memory/__stack_pointer
   i32.const 4

From e6fc2a6193da333c5f728b8cc9069152cb0a6872 Mon Sep 17 00:00:00 2001
From: MaxGraey <maxgraey@gmail.com>
Date: Wed, 14 Apr 2021 13:53:10 +0300
Subject: [PATCH 05/47] refactor + more tests

---
 std/assembly/date.ts                  | 38 +++++------
 tests/compiler/std/date.optimized.wat | 93 +++++++++++++++++++------
 tests/compiler/std/date.ts            |  9 +++
 tests/compiler/std/date.untouched.wat | 97 +++++++++++++++++++++------
 4 files changed, 174 insertions(+), 63 deletions(-)

diff --git a/std/assembly/date.ts b/std/assembly/date.ts
index 840f119aa4..6e80ab761a 100644
--- a/std/assembly/date.ts
+++ b/std/assembly/date.ts
@@ -118,42 +118,42 @@ export class Date {
     return i32(this.epochMillis % MILLIS_PER_SECOND);
   }
 
-  setUTCMilliseconds(value: i32): void {
-    this.setTime(this.epochMillis + value - this.getUTCMilliseconds());
+  setUTCMilliseconds(millis: i32): void {
+    this.setTime(this.epochMillis + (millis - this.getUTCMilliseconds()));
   }
 
-  setUTCSeconds(value: i32): void {
-    if (value < 0 || value > 59) throw new RangeError(E_VALUEOUTOFRANGE);
-    this.setTime(this.epochMillis + (value - this.getUTCSeconds()) * MILLIS_PER_SECOND);
+  setUTCSeconds(seconds: i32): void {
+    if (seconds < 0 || seconds > 59) throw new RangeError(E_VALUEOUTOFRANGE);
+    this.setTime(this.epochMillis + (seconds - this.getUTCSeconds()) * MILLIS_PER_SECOND);
   }
 
-  setUTCMinutes(value: i32): void {
-    if (value < 0 || value > 59) throw new RangeError(E_VALUEOUTOFRANGE);
-    this.setTime(this.epochMillis + (value - this.getUTCMinutes()) * MILLIS_PER_MINUTE);
+  setUTCMinutes(minutes: i32): void {
+    if (minutes < 0 || minutes > 59) throw new RangeError(E_VALUEOUTOFRANGE);
+    this.setTime(this.epochMillis + (minutes - this.getUTCMinutes()) * MILLIS_PER_MINUTE);
   }
 
-  setUTCHours(value: i32): void {
-    if (value < 0 || value > 23) throw new RangeError(E_VALUEOUTOFRANGE);
-    this.setTime(this.epochMillis + (value - this.getUTCHours()) * MILLIS_PER_HOUR);
+  setUTCHours(hours: i32): void {
+    if (hours < 0 || hours > 23) throw new RangeError(E_VALUEOUTOFRANGE);
+    this.setTime(this.epochMillis + (hours - this.getUTCHours()) * MILLIS_PER_HOUR);
   }
 
-  setUTCDate(value: i32): void {
+  setUTCDate(day: i32): void {
     var year = this.year;
     var month = this.month;
-    if (value < 1 || value > daysInMonth(year, month)) throw new RangeError(E_VALUEOUTOFRANGE);
+    if (day < 1 || day > daysInMonth(year, month)) throw new RangeError(E_VALUEOUTOFRANGE);
     var ms = this.epochMillis % MILLIS_PER_DAY;
-    this.setTime(i64(daysSinceEpoch(year, month, value)) * MILLIS_PER_DAY + ms);
+    this.setTime(i64(daysSinceEpoch(year, month, day)) * MILLIS_PER_DAY + ms);
   }
 
-  setUTCMonth(value: i32): void {
-    if (value < 1 || value > 12) throw new RangeError(E_VALUEOUTOFRANGE);
+  setUTCMonth(month: i32): void {
+    if (month < 1 || month > 12) throw new RangeError(E_VALUEOUTOFRANGE);
     var ms = this.epochMillis % MILLIS_PER_DAY;
-    this.setTime(i64(daysSinceEpoch(this.year, value + 1, this.day)) * MILLIS_PER_DAY + ms);
+    this.setTime(i64(daysSinceEpoch(this.year, month + 1, this.day)) * MILLIS_PER_DAY + ms);
   }
 
-  setUTCFullYear(value: i32): void {
+  setUTCFullYear(year: i32): void {
     var ms = this.epochMillis % MILLIS_PER_DAY;
-    this.setTime(i64(daysSinceEpoch(value, this.month, this.day)) * MILLIS_PER_DAY + ms);
+    this.setTime(i64(daysSinceEpoch(year, this.month, this.day)) * MILLIS_PER_DAY + ms);
   }
 
   toISOString(): string {
diff --git a/tests/compiler/std/date.optimized.wat b/tests/compiler/std/date.optimized.wat
index e6a0d7379f..3a86c86b92 100644
--- a/tests/compiler/std/date.optimized.wat
+++ b/tests/compiler/std/date.optimized.wat
@@ -2004,15 +2004,14 @@
   local.get $0
   i64.load offset=16
   local.get $1
-  i64.extend_i32_s
-  i64.add
   local.get $0
   i64.load offset=16
   i64.const 1000
   i64.rem_s
   i32.wrap_i64
+  i32.sub
   i64.extend_i32_s
-  i64.sub
+  i64.add
   call $~lib/date/Date#setTime
  )
  (func $~lib/date/Date#setUTCSeconds (param $0 i32) (param $1 i32)
@@ -2028,7 +2027,7 @@
    i32.const 1504
    i32.const 1568
    i32.const 126
-   i32.const 34
+   i32.const 38
    call $~lib/builtins/abort
    unreachable
   end
@@ -2058,7 +2057,7 @@
    i32.const 1504
    i32.const 1568
    i32.const 131
-   i32.const 34
+   i32.const 38
    call $~lib/builtins/abort
    unreachable
   end
@@ -2154,7 +2153,7 @@
    i32.const 1504
    i32.const 1568
    i32.const 143
-   i32.const 56
+   i32.const 52
    call $~lib/builtins/abort
    unreachable
   end
@@ -4701,6 +4700,56 @@
   i32.const 29
   call $~lib/date/Date#setUTCDate
   global.get $~lib/memory/__stack_pointer
+  i64.const 1362106799999
+  call $~lib/date/Date#constructor
+  local.tee $0
+  i32.store
+  local.get $0
+  i32.const 20
+  call $~lib/date/Date#setUTCDate
+  local.get $0
+  i64.load offset=16
+  i64.const 1363748399999
+  i64.ne
+  if
+   i32.const 0
+   i32.const 1056
+   i32.const 128
+   i32.const 3
+   call $~lib/builtins/abort
+   unreachable
+  end
+  local.get $0
+  i32.const 1
+  call $~lib/date/Date#setUTCDate
+  local.get $0
+  i64.load offset=16
+  i64.const 1362106799999
+  i64.ne
+  if
+   i32.const 0
+   i32.const 1056
+   i32.const 130
+   i32.const 3
+   call $~lib/builtins/abort
+   unreachable
+  end
+  local.get $0
+  i32.const 1000
+  call $~lib/date/Date#setUTCMilliseconds
+  local.get $0
+  i64.load offset=16
+  i64.const 1362106800000
+  i64.ne
+  if
+   i32.const 0
+   i32.const 1056
+   i32.const 133
+   i32.const 3
+   call $~lib/builtins/abort
+   unreachable
+  end
+  global.get $~lib/memory/__stack_pointer
   i64.const 7899943856218720
   call $~lib/date/Date#constructor
   local.tee $0
@@ -4712,7 +4761,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 130
+   i32.const 139
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -4727,7 +4776,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 132
+   i32.const 141
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -4742,7 +4791,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 134
+   i32.const 143
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -4765,7 +4814,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 143
+   i32.const 152
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -4780,7 +4829,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 145
+   i32.const 154
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -4795,7 +4844,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 147
+   i32.const 156
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -4821,7 +4870,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 153
+   i32.const 162
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -4847,7 +4896,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 155
+   i32.const 164
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -4873,7 +4922,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 157
+   i32.const 166
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -4893,7 +4942,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 164
+   i32.const 173
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -4913,7 +4962,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 166
+   i32.const 175
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -4933,7 +4982,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 168
+   i32.const 177
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -4964,7 +5013,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 171
+   i32.const 180
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -4984,7 +5033,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 178
+   i32.const 187
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5004,7 +5053,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 182
+   i32.const 191
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5024,7 +5073,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 186
+   i32.const 195
    i32.const 3
    call $~lib/builtins/abort
    unreachable
diff --git a/tests/compiler/std/date.ts b/tests/compiler/std/date.ts
index 798cb9cb52..7fccfce0a4 100644
--- a/tests/compiler/std/date.ts
+++ b/tests/compiler/std/date.ts
@@ -122,6 +122,15 @@
   date.setUTCMonth(2);
   date.setUTCDate(1);
   date.setUTCDate(29);
+
+  date = new Date(1362106799999);
+  date.setUTCDate(20);
+  assert(date.getTime() == 1363748399999);
+  date.setUTCDate(1);
+  assert(date.getTime() == 1362106799999);
+
+  date.setUTCMilliseconds(1000);
+  assert(date.getTime() == 1362106800000);
 }
 
 // Date#setUTCMonth /////////////////////////////////////////////////////////////////////////////////
diff --git a/tests/compiler/std/date.untouched.wat b/tests/compiler/std/date.untouched.wat
index 2949e581b7..d187b0f407 100644
--- a/tests/compiler/std/date.untouched.wat
+++ b/tests/compiler/std/date.untouched.wat
@@ -2707,12 +2707,11 @@
   local.get $0
   i64.load offset=16
   local.get $1
-  i64.extend_i32_s
-  i64.add
   local.get $0
   call $~lib/date/Date#getUTCMilliseconds
+  i32.sub
   i64.extend_i32_s
-  i64.sub
+  i64.add
   call $~lib/date/Date#setTime
   drop
  )
@@ -2731,7 +2730,7 @@
    i32.const 480
    i32.const 544
    i32.const 126
-   i32.const 34
+   i32.const 38
    call $~lib/builtins/abort
    unreachable
   end
@@ -2764,7 +2763,7 @@
    i32.const 480
    i32.const 544
    i32.const 131
-   i32.const 34
+   i32.const 38
    call $~lib/builtins/abort
    unreachable
   end
@@ -2888,7 +2887,7 @@
    i32.const 480
    i32.const 544
    i32.const 143
-   i32.const 56
+   i32.const 52
    call $~lib/builtins/abort
    unreachable
   end
@@ -7339,6 +7338,60 @@
   call $~lib/date/Date#setUTCDate
   global.get $~lib/memory/__stack_pointer
   i32.const 0
+  i64.const 1362106799999
+  call $~lib/date/Date#constructor
+  local.tee $6
+  i32.store
+  local.get $6
+  i32.const 20
+  call $~lib/date/Date#setUTCDate
+  local.get $6
+  call $~lib/date/Date#getTime
+  i64.const 1363748399999
+  i64.eq
+  i32.eqz
+  if
+   i32.const 0
+   i32.const 32
+   i32.const 128
+   i32.const 3
+   call $~lib/builtins/abort
+   unreachable
+  end
+  local.get $6
+  i32.const 1
+  call $~lib/date/Date#setUTCDate
+  local.get $6
+  call $~lib/date/Date#getTime
+  i64.const 1362106799999
+  i64.eq
+  i32.eqz
+  if
+   i32.const 0
+   i32.const 32
+   i32.const 130
+   i32.const 3
+   call $~lib/builtins/abort
+   unreachable
+  end
+  local.get $6
+  i32.const 1000
+  call $~lib/date/Date#setUTCMilliseconds
+  local.get $6
+  call $~lib/date/Date#getTime
+  i64.const 1362106800000
+  i64.eq
+  i32.eqz
+  if
+   i32.const 0
+   i32.const 32
+   i32.const 133
+   i32.const 3
+   call $~lib/builtins/abort
+   unreachable
+  end
+  global.get $~lib/memory/__stack_pointer
+  i32.const 0
   i64.const 7899943856218720
   call $~lib/date/Date#constructor
   local.tee $6
@@ -7351,7 +7404,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 130
+   i32.const 139
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7367,7 +7420,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 132
+   i32.const 141
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7383,7 +7436,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 134
+   i32.const 143
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7408,7 +7461,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 143
+   i32.const 152
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7424,7 +7477,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 145
+   i32.const 154
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7440,7 +7493,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 147
+   i32.const 156
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7469,7 +7522,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 153
+   i32.const 162
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7498,7 +7551,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 155
+   i32.const 164
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7527,7 +7580,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 157
+   i32.const 166
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7550,7 +7603,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 164
+   i32.const 173
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7573,7 +7626,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 166
+   i32.const 175
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7596,7 +7649,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 168
+   i32.const 177
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7632,7 +7685,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 171
+   i32.const 180
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7655,7 +7708,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 178
+   i32.const 187
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7678,7 +7731,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 182
+   i32.const 191
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7701,7 +7754,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 186
+   i32.const 195
    i32.const 3
    call $~lib/builtins/abort
    unreachable

From 795d014f595748c03a554bab03ad7a86ef186a25 Mon Sep 17 00:00:00 2001
From: MaxGraey <maxgraey@gmail.com>
Date: Wed, 14 Apr 2021 14:18:27 +0300
Subject: [PATCH 06/47] more tests

---
 tests/compiler/std/date.optimized.wat | 77 ++++++++++++++++-----
 tests/compiler/std/date.ts            |  9 +++
 tests/compiler/std/date.untouched.wat | 96 ++++++++++++++++++++++-----
 3 files changed, 150 insertions(+), 32 deletions(-)

diff --git a/tests/compiler/std/date.optimized.wat b/tests/compiler/std/date.optimized.wat
index 3a86c86b92..c6d6b622c1 100644
--- a/tests/compiler/std/date.optimized.wat
+++ b/tests/compiler/std/date.optimized.wat
@@ -4749,6 +4749,51 @@
    call $~lib/builtins/abort
    unreachable
   end
+  local.get $0
+  i32.const 3600000
+  call $~lib/date/Date#setUTCMilliseconds
+  local.get $0
+  i64.load offset=16
+  i64.const 1362110400000
+  i64.ne
+  if
+   i32.const 0
+   i32.const 1056
+   i32.const 136
+   i32.const 3
+   call $~lib/builtins/abort
+   unreachable
+  end
+  local.get $0
+  i32.const 3600001
+  call $~lib/date/Date#setUTCMilliseconds
+  local.get $0
+  i64.load offset=16
+  i64.const 1362114000001
+  i64.ne
+  if
+   i32.const 0
+   i32.const 1056
+   i32.const 139
+   i32.const 3
+   call $~lib/builtins/abort
+   unreachable
+  end
+  local.get $0
+  i32.const 3600001
+  call $~lib/date/Date#setUTCMilliseconds
+  local.get $0
+  i64.load offset=16
+  i64.const 1362117600001
+  i64.ne
+  if
+   i32.const 0
+   i32.const 1056
+   i32.const 142
+   i32.const 3
+   call $~lib/builtins/abort
+   unreachable
+  end
   global.get $~lib/memory/__stack_pointer
   i64.const 7899943856218720
   call $~lib/date/Date#constructor
@@ -4761,7 +4806,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 139
+   i32.const 148
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -4776,7 +4821,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 141
+   i32.const 150
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -4791,7 +4836,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 143
+   i32.const 152
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -4814,7 +4859,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 152
+   i32.const 161
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -4829,7 +4874,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 154
+   i32.const 163
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -4844,7 +4889,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 156
+   i32.const 165
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -4870,7 +4915,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 162
+   i32.const 171
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -4896,7 +4941,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 164
+   i32.const 173
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -4922,7 +4967,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 166
+   i32.const 175
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -4942,7 +4987,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 173
+   i32.const 182
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -4962,7 +5007,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 175
+   i32.const 184
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -4982,7 +5027,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 177
+   i32.const 186
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5013,7 +5058,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 180
+   i32.const 189
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5033,7 +5078,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 187
+   i32.const 196
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5053,7 +5098,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 191
+   i32.const 200
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5073,7 +5118,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 195
+   i32.const 204
    i32.const 3
    call $~lib/builtins/abort
    unreachable
diff --git a/tests/compiler/std/date.ts b/tests/compiler/std/date.ts
index 7fccfce0a4..05108017b5 100644
--- a/tests/compiler/std/date.ts
+++ b/tests/compiler/std/date.ts
@@ -131,6 +131,15 @@
 
   date.setUTCMilliseconds(1000);
   assert(date.getTime() == 1362106800000);
+
+  date.setUTCMilliseconds(60 * 60 * 1000);
+  assert(date.getTime() == 1362110400000);
+
+  date.setUTCMilliseconds(60 * 60 * 1000 + 1);
+  assert(date.getTime() == 1362114000001);
+
+  date.setUTCMilliseconds(60 * 60 * 1000 + 1);
+  assert(date.getTime() == 1362117600001);
 }
 
 // Date#setUTCMonth /////////////////////////////////////////////////////////////////////////////////
diff --git a/tests/compiler/std/date.untouched.wat b/tests/compiler/std/date.untouched.wat
index d187b0f407..19255c162a 100644
--- a/tests/compiler/std/date.untouched.wat
+++ b/tests/compiler/std/date.untouched.wat
@@ -7390,6 +7390,70 @@
    call $~lib/builtins/abort
    unreachable
   end
+  local.get $6
+  i32.const 60
+  i32.const 60
+  i32.mul
+  i32.const 1000
+  i32.mul
+  call $~lib/date/Date#setUTCMilliseconds
+  local.get $6
+  call $~lib/date/Date#getTime
+  i64.const 1362110400000
+  i64.eq
+  i32.eqz
+  if
+   i32.const 0
+   i32.const 32
+   i32.const 136
+   i32.const 3
+   call $~lib/builtins/abort
+   unreachable
+  end
+  local.get $6
+  i32.const 60
+  i32.const 60
+  i32.mul
+  i32.const 1000
+  i32.mul
+  i32.const 1
+  i32.add
+  call $~lib/date/Date#setUTCMilliseconds
+  local.get $6
+  call $~lib/date/Date#getTime
+  i64.const 1362114000001
+  i64.eq
+  i32.eqz
+  if
+   i32.const 0
+   i32.const 32
+   i32.const 139
+   i32.const 3
+   call $~lib/builtins/abort
+   unreachable
+  end
+  local.get $6
+  i32.const 60
+  i32.const 60
+  i32.mul
+  i32.const 1000
+  i32.mul
+  i32.const 1
+  i32.add
+  call $~lib/date/Date#setUTCMilliseconds
+  local.get $6
+  call $~lib/date/Date#getTime
+  i64.const 1362117600001
+  i64.eq
+  i32.eqz
+  if
+   i32.const 0
+   i32.const 32
+   i32.const 142
+   i32.const 3
+   call $~lib/builtins/abort
+   unreachable
+  end
   global.get $~lib/memory/__stack_pointer
   i32.const 0
   i64.const 7899943856218720
@@ -7404,7 +7468,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 139
+   i32.const 148
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7420,7 +7484,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 141
+   i32.const 150
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7436,7 +7500,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 143
+   i32.const 152
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7461,7 +7525,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 152
+   i32.const 161
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7477,7 +7541,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 154
+   i32.const 163
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7493,7 +7557,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 156
+   i32.const 165
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7522,7 +7586,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 162
+   i32.const 171
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7551,7 +7615,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 164
+   i32.const 173
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7580,7 +7644,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 166
+   i32.const 175
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7603,7 +7667,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 173
+   i32.const 182
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7626,7 +7690,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 175
+   i32.const 184
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7649,7 +7713,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 177
+   i32.const 186
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7685,7 +7749,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 180
+   i32.const 189
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7708,7 +7772,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 187
+   i32.const 196
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7731,7 +7795,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 191
+   i32.const 200
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7754,7 +7818,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 195
+   i32.const 204
    i32.const 3
    call $~lib/builtins/abort
    unreachable

From cfa431b4989cf6e5ba574c970ea0282b9280bd2a Mon Sep 17 00:00:00 2001
From: MaxGraey <maxgraey@gmail.com>
Date: Wed, 14 Apr 2021 15:08:01 +0300
Subject: [PATCH 07/47] more checks

---
 tests/compiler/std/date.optimized.wat | 107 +++++++++++++++++++------
 tests/compiler/std/date.ts            |   6 ++
 tests/compiler/std/date.untouched.wat | 109 ++++++++++++++++++++------
 3 files changed, 178 insertions(+), 44 deletions(-)

diff --git a/tests/compiler/std/date.optimized.wat b/tests/compiler/std/date.optimized.wat
index c6d6b622c1..6e21cfba28 100644
--- a/tests/compiler/std/date.optimized.wat
+++ b/tests/compiler/std/date.optimized.wat
@@ -4699,6 +4699,69 @@
   local.get $0
   i32.const 29
   call $~lib/date/Date#setUTCDate
+  local.get $0
+  i64.load offset=16
+  i64.const 1711674191274
+  i64.ne
+  if
+   i32.const 0
+   i32.const 1056
+   i32.const 126
+   i32.const 3
+   call $~lib/builtins/abort
+   unreachable
+  end
+  local.get $0
+  i32.load offset=8
+  i32.const 29
+  i32.ne
+  if
+   i32.const 0
+   i32.const 1056
+   i32.const 127
+   i32.const 3
+   call $~lib/builtins/abort
+   unreachable
+  end
+  local.get $0
+  call $~lib/date/Date#getUTCMinutes
+  i32.const 3
+  i32.ne
+  if
+   i32.const 0
+   i32.const 1056
+   i32.const 128
+   i32.const 3
+   call $~lib/builtins/abort
+   unreachable
+  end
+  local.get $0
+  call $~lib/date/Date#getUTCSeconds
+  i32.const 11
+  i32.ne
+  if
+   i32.const 0
+   i32.const 1056
+   i32.const 129
+   i32.const 3
+   call $~lib/builtins/abort
+   unreachable
+  end
+  local.get $0
+  i64.load offset=16
+  i64.const 1000
+  i64.rem_s
+  i32.wrap_i64
+  i32.const 274
+  i32.ne
+  if
+   i32.const 0
+   i32.const 1056
+   i32.const 130
+   i32.const 3
+   call $~lib/builtins/abort
+   unreachable
+  end
   global.get $~lib/memory/__stack_pointer
   i64.const 1362106799999
   call $~lib/date/Date#constructor
@@ -4714,7 +4777,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 128
+   i32.const 134
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -4729,7 +4792,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 130
+   i32.const 136
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -4744,7 +4807,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 133
+   i32.const 139
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -4759,7 +4822,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 136
+   i32.const 142
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -4774,7 +4837,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 139
+   i32.const 145
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -4789,7 +4852,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 142
+   i32.const 148
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -4806,7 +4869,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 148
+   i32.const 154
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -4821,7 +4884,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 150
+   i32.const 156
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -4836,7 +4899,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 152
+   i32.const 158
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -4859,7 +4922,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 161
+   i32.const 167
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -4874,7 +4937,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 163
+   i32.const 169
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -4889,7 +4952,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 165
+   i32.const 171
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -4915,7 +4978,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 171
+   i32.const 177
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -4941,7 +5004,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 173
+   i32.const 179
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -4967,7 +5030,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 175
+   i32.const 181
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -4987,7 +5050,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 182
+   i32.const 188
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5007,7 +5070,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 184
+   i32.const 190
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5027,7 +5090,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 186
+   i32.const 192
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5058,7 +5121,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 189
+   i32.const 195
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5078,7 +5141,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 196
+   i32.const 202
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5098,7 +5161,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 200
+   i32.const 206
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5118,7 +5181,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 204
+   i32.const 210
    i32.const 3
    call $~lib/builtins/abort
    unreachable
diff --git a/tests/compiler/std/date.ts b/tests/compiler/std/date.ts
index 05108017b5..3448ec89d3 100644
--- a/tests/compiler/std/date.ts
+++ b/tests/compiler/std/date.ts
@@ -123,6 +123,12 @@
   date.setUTCDate(1);
   date.setUTCDate(29);
 
+  assert(date.getTime() == 1711674191274);
+  assert(date.getUTCDate() == 29);
+  assert(date.getUTCMinutes() == 3);
+  assert(date.getUTCSeconds() == 11);
+  assert(date.getUTCMilliseconds() == 274);
+
   date = new Date(1362106799999);
   date.setUTCDate(20);
   assert(date.getTime() == 1363748399999);
diff --git a/tests/compiler/std/date.untouched.wat b/tests/compiler/std/date.untouched.wat
index 19255c162a..c0b13c9c1d 100644
--- a/tests/compiler/std/date.untouched.wat
+++ b/tests/compiler/std/date.untouched.wat
@@ -7336,6 +7336,71 @@
   local.get $6
   i32.const 29
   call $~lib/date/Date#setUTCDate
+  local.get $6
+  call $~lib/date/Date#getTime
+  i64.const 1711674191274
+  i64.eq
+  i32.eqz
+  if
+   i32.const 0
+   i32.const 32
+   i32.const 126
+   i32.const 3
+   call $~lib/builtins/abort
+   unreachable
+  end
+  local.get $6
+  call $~lib/date/Date#getUTCDate
+  i32.const 29
+  i32.eq
+  i32.eqz
+  if
+   i32.const 0
+   i32.const 32
+   i32.const 127
+   i32.const 3
+   call $~lib/builtins/abort
+   unreachable
+  end
+  local.get $6
+  call $~lib/date/Date#getUTCMinutes
+  i32.const 3
+  i32.eq
+  i32.eqz
+  if
+   i32.const 0
+   i32.const 32
+   i32.const 128
+   i32.const 3
+   call $~lib/builtins/abort
+   unreachable
+  end
+  local.get $6
+  call $~lib/date/Date#getUTCSeconds
+  i32.const 11
+  i32.eq
+  i32.eqz
+  if
+   i32.const 0
+   i32.const 32
+   i32.const 129
+   i32.const 3
+   call $~lib/builtins/abort
+   unreachable
+  end
+  local.get $6
+  call $~lib/date/Date#getUTCMilliseconds
+  i32.const 274
+  i32.eq
+  i32.eqz
+  if
+   i32.const 0
+   i32.const 32
+   i32.const 130
+   i32.const 3
+   call $~lib/builtins/abort
+   unreachable
+  end
   global.get $~lib/memory/__stack_pointer
   i32.const 0
   i64.const 1362106799999
@@ -7353,7 +7418,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 128
+   i32.const 134
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7369,7 +7434,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 130
+   i32.const 136
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7385,7 +7450,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 133
+   i32.const 139
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7405,7 +7470,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 136
+   i32.const 142
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7427,7 +7492,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 139
+   i32.const 145
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7449,7 +7514,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 142
+   i32.const 148
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7468,7 +7533,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 148
+   i32.const 154
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7484,7 +7549,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 150
+   i32.const 156
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7500,7 +7565,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 152
+   i32.const 158
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7525,7 +7590,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 161
+   i32.const 167
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7541,7 +7606,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 163
+   i32.const 169
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7557,7 +7622,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 165
+   i32.const 171
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7586,7 +7651,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 171
+   i32.const 177
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7615,7 +7680,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 173
+   i32.const 179
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7644,7 +7709,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 175
+   i32.const 181
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7667,7 +7732,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 182
+   i32.const 188
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7690,7 +7755,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 184
+   i32.const 190
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7713,7 +7778,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 186
+   i32.const 192
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7749,7 +7814,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 189
+   i32.const 195
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7772,7 +7837,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 196
+   i32.const 202
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7795,7 +7860,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 200
+   i32.const 206
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7818,7 +7883,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 204
+   i32.const 210
    i32.const 3
    call $~lib/builtins/abort
    unreachable

From 264e666f3f40f50c6bbfa569eece0f649acf5b69 Mon Sep 17 00:00:00 2001
From: MaxGraey <maxgraey@gmail.com>
Date: Wed, 14 Apr 2021 15:44:25 +0300
Subject: [PATCH 08/47] fixes (WIP)

---
 std/assembly/date.ts                  |   9 +-
 tests/compiler/std/date.optimized.wat | 267 ++++++++++++++++++++++----
 tests/compiler/std/date.ts            |  37 ++++
 tests/compiler/std/date.untouched.wat | 262 +++++++++++++++++++++++--
 4 files changed, 518 insertions(+), 57 deletions(-)

diff --git a/std/assembly/date.ts b/std/assembly/date.ts
index 6e80ab761a..51e25e293b 100644
--- a/std/assembly/date.ts
+++ b/std/assembly/date.ts
@@ -158,7 +158,7 @@ export class Date {
 
   toISOString(): string {
     var yearStr = this.year.toString();
-    if (yearStr.length > 4) {
+    if (this.epochMillis > 0 && yearStr.length > 4) {
       yearStr = "+" + yearStr.padStart(6, "0");
     }
 
@@ -224,9 +224,10 @@ function ymdFromEpochDays(z: i32): i32 {
   var yoe = (doe - doe / 1460 + doe / 36524 - doe / 146096) / 365; // [0, 399]
   var year = yoe + era * 400;
   var doy = doe - (365 * yoe + yoe / 4 - yoe / 100); // [0, 365]
-  var mp = (5 * doy + 2) / 153; // [0, 11]
-  _day = doy - (153 * mp + 2) / 5 + 1; // [1, 31]
-  var mo = _month = mp + (mp < 10 ? 3 : -9); // [1, 12]
+  var mo = (5 * doy + 2) / 153; // [0, 11]
+  _day = doy - (153 * mo + 2) / 5 + 1; // [1, 31]
+  mo += mo < 10 ? 3 : -9; // [1, 12]
+  _month = mo;
   year += i32(mo <= 2);
   return year;
 }
diff --git a/tests/compiler/std/date.optimized.wat b/tests/compiler/std/date.optimized.wat
index 6e21cfba28..21224422a5 100644
--- a/tests/compiler/std/date.optimized.wat
+++ b/tests/compiler/std/date.optimized.wat
@@ -7,12 +7,14 @@
  (type $i32_=>_none (func (param i32)))
  (type $i32_i32_i32_=>_i32 (func (param i32 i32 i32) (result i32)))
  (type $i32_i32_i32_i32_=>_none (func (param i32 i32 i32 i32)))
+ (type $i32_i32_f64_f64_f64_f64_f64_=>_none (func (param i32 i32 f64 f64 f64 f64 f64)))
  (type $i32_i64_=>_none (func (param i32 i64)))
  (type $none_=>_i32 (func (result i32)))
  (type $i64_=>_i32 (func (param i64) (result i32)))
  (type $i32_i32_i32_i32_=>_i32 (func (param i32 i32 i32 i32) (result i32)))
  (type $i32_i32_i32_i32_i32_i32_i32_=>_i64 (func (param i32 i32 i32 i32 i32 i32 i32) (result i64)))
  (import "env" "abort" (func $~lib/builtins/abort (param i32 i32 i32 i32)))
+ (import "env" "trace" (func $~lib/builtins/trace (param i32 i32 f64 f64 f64 f64 f64)))
  (memory $0 1)
  (data (i32.const 1036) ",")
  (data (i32.const 1048) "\01\00\00\00\16\00\00\00s\00t\00d\00/\00d\00a\00t\00e\00.\00t\00s")
@@ -80,8 +82,12 @@
  (data (i32.const 2920) "\01\00\00\00.\00\00\001\009\007\006\00-\000\002\00-\000\002\00T\001\002\00:\003\004\00:\005\006\00.\004\005\006")
  (data (i32.const 2988) "L")
  (data (i32.const 3000) "\01\00\00\000\00\00\001\009\007\006\00-\000\002\00-\000\002\00T\001\002\00:\003\004\00:\005\006\00.\004\005\006\00Z")
- (data (i32.const 3072) "\06\00\00\00 \00\00\00\00\00\00\00 ")
- (data (i32.const 3100) " \00\00\00\00\00\00\00\02A\00\00\00\00\00\00\02\t")
+ (data (i32.const 3068) "L")
+ (data (i32.const 3080) "\01\00\00\006\00\00\00-\002\007\001\008\002\001\00-\000\004\00-\002\000\00T\000\000\00:\000\000\00:\000\000\00.\000\000\000\00Z")
+ (data (i32.const 3148) "L")
+ (data (i32.const 3160) "\01\00\00\006\00\00\00+\002\007\005\007\006\000\00-\000\009\00-\001\003\00T\000\000\00:\000\000\00:\000\000\00.\000\000\000\00Z")
+ (data (i32.const 3232) "\06\00\00\00 \00\00\00\00\00\00\00 ")
+ (data (i32.const 3260) " \00\00\00\00\00\00\00\02A\00\00\00\00\00\00\02\t")
  (global $~lib/date/_day (mut i32) (i32.const 0))
  (global $~lib/date/_month (mut i32) (i32.const 0))
  (global $~lib/rt/itcms/total (mut i32) (i32.const 0))
@@ -94,7 +100,7 @@
  (global $~lib/rt/itcms/white (mut i32) (i32.const 0))
  (global $~lib/rt/itcms/fromSpace (mut i32) (i32.const 0))
  (global $~lib/rt/tlsf/ROOT (mut i32) (i32.const 0))
- (global $~lib/memory/__stack_pointer (mut i32) (i32.const 19508))
+ (global $~lib/memory/__stack_pointer (mut i32) (i32.const 19668))
  (global $~started (mut i32) (i32.const 0))
  (export "memory" (memory $0))
  (export "_start" (func $~start))
@@ -239,6 +245,14 @@
   i32.mul
   i32.const 2
   i32.add
+  local.tee $0
+  local.get $0
+  i32.const 152
+  i32.sub
+  local.get $0
+  i32.const 0
+  i32.ge_s
+  select
   i32.const 153
   i32.div_s
   local.set $0
@@ -262,13 +276,14 @@
   i32.lt_s
   select
   i32.add
+  local.tee $0
   global.set $~lib/date/_month
   local.get $1
   local.get $2
   i32.const 400
   i32.mul
   i32.add
-  global.get $~lib/date/_month
+  local.get $0
   i32.const 2
   i32.le_s
   i32.add
@@ -407,7 +422,7 @@
    if
     i32.const 0
     local.get $0
-    i32.const 19508
+    i32.const 19668
     i32.lt_u
     local.get $0
     i32.load offset=8
@@ -453,7 +468,7 @@
    i32.const 1
   else
    local.get $1
-   i32.const 3072
+   i32.const 3232
    i32.load
    i32.gt_u
    if
@@ -467,7 +482,7 @@
    local.get $1
    i32.const 3
    i32.shl
-   i32.const 3076
+   i32.const 3236
    i32.add
    i32.load
    i32.const 32
@@ -1041,10 +1056,10 @@
   if
    unreachable
   end
-  i32.const 19520
+  i32.const 19680
   i32.const 0
   i32.store
-  i32.const 21088
+  i32.const 21248
   i32.const 0
   i32.store
   loop $for-loop|0
@@ -1055,7 +1070,7 @@
     local.get $1
     i32.const 2
     i32.shl
-    i32.const 19520
+    i32.const 19680
     i32.add
     i32.const 0
     i32.store offset=4
@@ -1073,7 +1088,7 @@
       i32.add
       i32.const 2
       i32.shl
-      i32.const 19520
+      i32.const 19680
       i32.add
       i32.const 0
       i32.store offset=96
@@ -1091,13 +1106,13 @@
     br $for-loop|0
    end
   end
-  i32.const 19520
-  i32.const 21092
+  i32.const 19680
+  i32.const 21252
   memory.size
   i32.const 16
   i32.shl
   call $~lib/rt/tlsf/addMemory
-  i32.const 19520
+  i32.const 19680
   global.set $~lib/rt/tlsf/ROOT
  )
  (func $~lib/rt/itcms/step (result i32)
@@ -1176,7 +1191,7 @@
       local.set $0
       loop $while-continue|0
        local.get $0
-       i32.const 19508
+       i32.const 19668
        i32.lt_u
        if
         local.get $0
@@ -1266,7 +1281,7 @@
       unreachable
      end
      local.get $0
-     i32.const 19508
+     i32.const 19668
      i32.lt_u
      if
       local.get $0
@@ -1289,7 +1304,7 @@
       i32.const 4
       i32.add
       local.tee $1
-      i32.const 19508
+      i32.const 19668
       i32.ge_u
       if
        global.get $~lib/rt/tlsf/ROOT
@@ -3314,11 +3329,11 @@
  )
  (func $~stack_check
   global.get $~lib/memory/__stack_pointer
-  i32.const 3124
+  i32.const 3284
   i32.lt_s
   if
-   i32.const 19536
-   i32.const 19584
+   i32.const 19696
+   i32.const 19744
    i32.const 1
    i32.const 1
    call $~lib/builtins/abort
@@ -3381,14 +3396,22 @@
   call $~lib/number/I32#toString
   local.tee $1
   i32.store
-  local.get $1
-  i32.const 20
-  i32.sub
-  i32.load offset=16
-  i32.const 1
-  i32.shr_u
-  i32.const 4
-  i32.gt_u
+  local.get $0
+  i64.load offset=16
+  i64.const 0
+  i64.gt_s
+  if (result i32)
+   local.get $1
+   i32.const 20
+   i32.sub
+   i32.load offset=16
+   i32.const 1
+   i32.shr_u
+   i32.const 4
+   i32.gt_u
+  else
+   i32.const 0
+  end
   if
    global.get $~lib/memory/__stack_pointer
    global.get $~lib/memory/__stack_pointer
@@ -4093,9 +4116,10 @@
  )
  (func $start:std/date
   (local $0 i32)
-  (local $1 i64)
+  (local $1 i32)
+  (local $2 i64)
   global.get $~lib/memory/__stack_pointer
-  i32.const 12
+  i32.const 24
   i32.sub
   global.set $~lib/memory/__stack_pointer
   call $~stack_check
@@ -4103,8 +4127,11 @@
   i64.const 0
   i64.store
   global.get $~lib/memory/__stack_pointer
-  i32.const 0
-  i32.store offset=8
+  i64.const 0
+  i64.store offset=8
+  global.get $~lib/memory/__stack_pointer
+  i64.const 0
+  i64.store offset=16
   i32.const 1970
   i32.const 1
   i32.const 1
@@ -4162,7 +4189,7 @@
   memory.size
   i32.const 16
   i32.shl
-  i32.const 19508
+  i32.const 19668
   i32.sub
   i32.const 1
   i32.shr_u
@@ -5187,7 +5214,179 @@
    unreachable
   end
   global.get $~lib/memory/__stack_pointer
-  i32.const 12
+  i64.const -8640000000000000
+  call $~lib/date/Date#constructor
+  local.tee $0
+  i32.store
+  global.get $~lib/memory/__stack_pointer
+  i64.const 8640000000000000
+  call $~lib/date/Date#constructor
+  local.tee $1
+  i32.store offset=12
+  local.get $0
+  i64.load offset=16
+  i64.const -8640000000000000
+  i64.ne
+  if
+   i32.const 0
+   i32.const 1056
+   i32.const 218
+   i32.const 3
+   call $~lib/builtins/abort
+   unreachable
+  end
+  local.get $1
+  i64.load offset=16
+  i64.const 8640000000000000
+  i64.ne
+  if
+   i32.const 0
+   i32.const 1056
+   i32.const 219
+   i32.const 3
+   call $~lib/builtins/abort
+   unreachable
+  end
+  local.get $0
+  i32.load
+  i32.const -271821
+  i32.ne
+  if
+   i32.const 0
+   i32.const 1056
+   i32.const 221
+   i32.const 3
+   call $~lib/builtins/abort
+   unreachable
+  end
+  local.get $1
+  i32.load
+  i32.const 275760
+  i32.ne
+  if
+   i32.const 0
+   i32.const 1056
+   i32.const 222
+   i32.const 3
+   call $~lib/builtins/abort
+   unreachable
+  end
+  local.get $0
+  i32.load offset=4
+  i32.const 4
+  i32.ne
+  if
+   i32.const 0
+   i32.const 1056
+   i32.const 224
+   i32.const 3
+   call $~lib/builtins/abort
+   unreachable
+  end
+  local.get $1
+  i32.load offset=4
+  i32.const 9
+  i32.ne
+  if
+   i32.const 0
+   i32.const 1056
+   i32.const 225
+   i32.const 3
+   call $~lib/builtins/abort
+   unreachable
+  end
+  local.get $0
+  i32.load offset=8
+  i32.const 20
+  i32.ne
+  if
+   i32.const 0
+   i32.const 1056
+   i32.const 227
+   i32.const 3
+   call $~lib/builtins/abort
+   unreachable
+  end
+  local.get $1
+  i32.load offset=8
+  i32.const 13
+  i32.ne
+  if
+   i32.const 0
+   i32.const 1056
+   i32.const 228
+   i32.const 3
+   call $~lib/builtins/abort
+   unreachable
+  end
+  local.get $0
+  call $~lib/date/Date#toISOString
+  local.set $0
+  global.get $~lib/memory/__stack_pointer
+  local.get $0
+  i32.store offset=4
+  global.get $~lib/memory/__stack_pointer
+  i32.const 3088
+  i32.store offset=8
+  local.get $0
+  i32.const 3088
+  call $~lib/string/String.__eq
+  i32.eqz
+  if
+   i32.const 0
+   i32.const 1056
+   i32.const 230
+   i32.const 3
+   call $~lib/builtins/abort
+   unreachable
+  end
+  local.get $1
+  call $~lib/date/Date#toISOString
+  local.set $0
+  global.get $~lib/memory/__stack_pointer
+  local.get $0
+  i32.store offset=4
+  global.get $~lib/memory/__stack_pointer
+  i32.const 3168
+  i32.store offset=8
+  local.get $0
+  i32.const 3168
+  call $~lib/string/String.__eq
+  i32.eqz
+  if
+   i32.const 0
+   i32.const 1056
+   i32.const 231
+   i32.const 3
+   call $~lib/builtins/abort
+   unreachable
+  end
+  global.get $~lib/memory/__stack_pointer
+  i64.const 8639999999999999
+  call $~lib/date/Date#constructor
+  i32.store offset=16
+  global.get $~lib/memory/__stack_pointer
+  i64.const -8639999999999999
+  call $~lib/date/Date#constructor
+  local.tee $0
+  i32.store offset=20
+  global.get $~lib/memory/__stack_pointer
+  i32.const 1968
+  i32.store offset=4
+  i32.const 1968
+  i32.const 2
+  local.get $0
+  i32.load offset=8
+  f64.convert_i32_s
+  local.get $0
+  call $~lib/date/Date#getUTCMinutes
+  f64.convert_i32_s
+  f64.const 0
+  f64.const 0
+  f64.const 0
+  call $~lib/builtins/trace
+  global.get $~lib/memory/__stack_pointer
+  i32.const 24
   i32.add
   global.set $~lib/memory/__stack_pointer
  )
diff --git a/tests/compiler/std/date.ts b/tests/compiler/std/date.ts
index 3448ec89d3..3d496ff6ef 100644
--- a/tests/compiler/std/date.ts
+++ b/tests/compiler/std/date.ts
@@ -209,3 +209,40 @@
   date = Date.fromString("1976-02-02T12:34:56.456Z");
   assert(date.getTime() == 192112496456);
 }
+
+// Minimum / Maximum dates /////////////////////////////////////////////////////////////////////////
+{
+  let minDate = new Date(-8640000000000000);
+  let maxDate = new Date(8640000000000000);
+
+  assert(minDate.getTime() == <i64>-8640000000000000);
+  assert(maxDate.getTime() == <i64> 8640000000000000);
+
+  assert(minDate.getUTCFullYear() == -271821);
+  assert(maxDate.getUTCFullYear() ==  275760);
+
+  assert(minDate.getUTCMonth() == 3);
+  assert(maxDate.getUTCMonth() == 8);
+
+  assert(minDate.getUTCDate() == 20);
+  assert(maxDate.getUTCDate() == 13);
+
+  assert(minDate.toISOString() == "-271821-04-20T00:00:00.000Z");
+  assert(maxDate.toISOString() == "+275760-09-13T00:00:00.000Z");
+
+  let maxDateDec = new Date( 8640000000000000 - 1);
+  let minDateInc = new Date(-8640000000000000 + 1);
+
+  trace("", 2, minDateInc.getUTCDate(), minDateInc.getUTCMinutes());
+
+  // assert(minDateInc.getUTCDate() == 20);
+
+  // assert(maxDateDec.toISOString() == "+275760-09-12T23:59:59.999Z");
+  // trace(minDateInc.toISOString());
+
+
+  // assert(new Date(-8640000000000000 + 1).toISOString() == "-271821-04-20T00:00:00.001Z");
+
+  // console.log(new Date(maxDate.getTime() + 1).toString()); // Invalid Date
+  // console.log(new Date(minDate.getTime() - 1).toString()); // Invalid Date
+}
diff --git a/tests/compiler/std/date.untouched.wat b/tests/compiler/std/date.untouched.wat
index c0b13c9c1d..8f579274af 100644
--- a/tests/compiler/std/date.untouched.wat
+++ b/tests/compiler/std/date.untouched.wat
@@ -7,6 +7,7 @@
  (type $i32_i32_i32_=>_i32 (func (param i32 i32 i32) (result i32)))
  (type $none_=>_none (func))
  (type $i32_i32_i32_i32_=>_none (func (param i32 i32 i32 i32)))
+ (type $i32_i32_f64_f64_f64_f64_f64_=>_none (func (param i32 i32 f64 f64 f64 f64 f64)))
  (type $i32_i64_=>_none (func (param i32 i64)))
  (type $i32_i64_i32_=>_none (func (param i32 i64 i32)))
  (type $i32_i64_i32_i32_=>_none (func (param i32 i64 i32 i32)))
@@ -19,6 +20,7 @@
  (type $i32_i32_i32_i32_i32_i32_i32_=>_i64 (func (param i32 i32 i32 i32 i32 i32 i32) (result i64)))
  (type $i32_i64_=>_i64 (func (param i32 i64) (result i64)))
  (import "env" "abort" (func $~lib/builtins/abort (param i32 i32 i32 i32)))
+ (import "env" "trace" (func $~lib/builtins/trace (param i32 i32 f64 f64 f64 f64 f64)))
  (memory $0 1)
  (data (i32.const 12) ",\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\16\00\00\00s\00t\00d\00/\00d\00a\00t\00e\00.\00t\00s\00\00\00\00\00\00\00")
  (data (i32.const 60) "<\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00(\00\00\00A\00l\00l\00o\00c\00a\00t\00i\00o\00n\00 \00t\00o\00o\00 \00l\00a\00r\00g\00e\00\00\00\00\00")
@@ -58,7 +60,9 @@
  (data (i32.const 3276) "<\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00&\00\00\001\009\007\006\00-\000\002\00-\000\002\00T\001\002\00:\003\004\00:\005\006\00\00\00\00\00\00\00")
  (data (i32.const 3340) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00.\00\00\001\009\007\006\00-\000\002\00-\000\002\00T\001\002\00:\003\004\00:\005\006\00.\004\005\006\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00")
  (data (i32.const 3420) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\000\00\00\001\009\007\006\00-\000\002\00-\000\002\00T\001\002\00:\003\004\00:\005\006\00.\004\005\006\00Z\00\00\00\00\00\00\00\00\00\00\00\00\00")
- (data (i32.const 3504) "\06\00\00\00 \00\00\00\00\00\00\00 \00\00\00\00\00\00\00\00\00\00\00\00\00\00\00 \00\00\00\00\00\00\00\02A\00\00\00\00\00\00\02\t\00\00\00\00\00\00")
+ (data (i32.const 3500) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\006\00\00\00-\002\007\001\008\002\001\00-\000\004\00-\002\000\00T\000\000\00:\000\000\00:\000\000\00.\000\000\000\00Z\00\00\00\00\00\00\00")
+ (data (i32.const 3580) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\006\00\00\00+\002\007\005\007\006\000\00-\000\009\00-\001\003\00T\000\000\00:\000\000\00:\000\000\00.\000\000\000\00Z\00\00\00\00\00\00\00")
+ (data (i32.const 3664) "\06\00\00\00 \00\00\00\00\00\00\00 \00\00\00\00\00\00\00\00\00\00\00\00\00\00\00 \00\00\00\00\00\00\00\02A\00\00\00\00\00\00\02\t\00\00\00\00\00\00")
  (table $0 1 funcref)
  (global $~lib/date/_day (mut i32) (i32.const 0))
  (global $~lib/date/_month (mut i32) (i32.const 0))
@@ -75,10 +79,10 @@
  (global $~lib/ASC_LOW_MEMORY_LIMIT i32 (i32.const 0))
  (global $~lib/ASC_SHRINK_LEVEL i32 (i32.const 0))
  (global $~lib/builtins/i32.MAX_VALUE i32 (i32.const 2147483647))
- (global $~lib/rt/__rtti_base i32 (i32.const 3504))
- (global $~lib/memory/__data_end i32 (i32.const 3556))
- (global $~lib/memory/__stack_pointer (mut i32) (i32.const 19940))
- (global $~lib/memory/__heap_base i32 (i32.const 19940))
+ (global $~lib/rt/__rtti_base i32 (i32.const 3664))
+ (global $~lib/memory/__data_end i32 (i32.const 3716))
+ (global $~lib/memory/__stack_pointer (mut i32) (i32.const 20100))
+ (global $~lib/memory/__heap_base i32 (i32.const 20100))
  (global $~started (mut i32) (i32.const 0))
  (export "memory" (memory $0))
  (export "_start" (func $~start))
@@ -199,7 +203,6 @@
   (local $6 i32)
   (local $7 i32)
   (local $8 i32)
-  (local $9 i32)
   local.get $0
   i32.const 719468
   i32.add
@@ -270,7 +273,22 @@
   i32.mul
   i32.const 2
   i32.add
+  local.set $2
   i32.const 153
+  local.set $1
+  local.get $2
+  i32.const 0
+  i32.ge_s
+  if (result i32)
+   local.get $2
+  else
+   local.get $2
+   local.get $1
+   i32.sub
+   i32.const 1
+   i32.add
+  end
+  local.get $1
   i32.div_s
   local.set $8
   local.get $7
@@ -295,11 +313,11 @@
    i32.const -9
   end
   i32.add
+  local.set $8
+  local.get $8
   global.set $~lib/date/_month
-  global.get $~lib/date/_month
-  local.set $9
   local.get $6
-  local.get $9
+  local.get $8
   i32.const 2
   i32.le_s
   i32.add
@@ -5700,8 +5718,8 @@
   global.get $~lib/memory/__data_end
   i32.lt_s
   if
-   i32.const 19968
-   i32.const 20016
+   i32.const 20128
+   i32.const 20176
    i32.const 1
    i32.const 1
    call $~lib/builtins/abort
@@ -5765,10 +5783,18 @@
   call $~lib/number/I32#toString
   local.tee $1
   i32.store
-  local.get $1
-  call $~lib/string/String#get:length
-  i32.const 4
-  i32.gt_s
+  local.get $0
+  i64.load offset=16
+  i64.const 0
+  i64.gt_s
+  if (result i32)
+   local.get $1
+   call $~lib/string/String#get:length
+   i32.const 4
+   i32.gt_s
+  else
+   i32.const 0
+  end
   if
    global.get $~lib/memory/__stack_pointer
    i32.const 2368
@@ -6647,7 +6673,7 @@
   (local $7 i64)
   (local $8 i32)
   global.get $~lib/memory/__stack_pointer
-  i32.const 12
+  i32.const 24
   i32.sub
   global.set $~lib/memory/__stack_pointer
   call $~stack_check
@@ -6655,8 +6681,11 @@
   i64.const 0
   i64.store
   global.get $~lib/memory/__stack_pointer
-  i32.const 0
-  i32.store offset=8
+  i64.const 0
+  i64.store offset=8
+  global.get $~lib/memory/__stack_pointer
+  i64.const 0
+  i64.store offset=16
   i32.const 1970
   local.set $2
   i32.const 0
@@ -7889,7 +7918,202 @@
    unreachable
   end
   global.get $~lib/memory/__stack_pointer
-  i32.const 12
+  i32.const 0
+  i64.const -8640000000000000
+  call $~lib/date/Date#constructor
+  local.tee $6
+  i32.store
+  global.get $~lib/memory/__stack_pointer
+  i32.const 0
+  i64.const 8640000000000000
+  call $~lib/date/Date#constructor
+  local.tee $5
+  i32.store offset=12
+  local.get $6
+  call $~lib/date/Date#getTime
+  i64.const -8640000000000000
+  i64.eq
+  i32.eqz
+  if
+   i32.const 0
+   i32.const 32
+   i32.const 218
+   i32.const 3
+   call $~lib/builtins/abort
+   unreachable
+  end
+  local.get $5
+  call $~lib/date/Date#getTime
+  i64.const 8640000000000000
+  i64.eq
+  i32.eqz
+  if
+   i32.const 0
+   i32.const 32
+   i32.const 219
+   i32.const 3
+   call $~lib/builtins/abort
+   unreachable
+  end
+  local.get $6
+  call $~lib/date/Date#getUTCFullYear
+  i32.const -271821
+  i32.eq
+  i32.eqz
+  if
+   i32.const 0
+   i32.const 32
+   i32.const 221
+   i32.const 3
+   call $~lib/builtins/abort
+   unreachable
+  end
+  local.get $5
+  call $~lib/date/Date#getUTCFullYear
+  i32.const 275760
+  i32.eq
+  i32.eqz
+  if
+   i32.const 0
+   i32.const 32
+   i32.const 222
+   i32.const 3
+   call $~lib/builtins/abort
+   unreachable
+  end
+  local.get $6
+  call $~lib/date/Date#getUTCMonth
+  i32.const 3
+  i32.eq
+  i32.eqz
+  if
+   i32.const 0
+   i32.const 32
+   i32.const 224
+   i32.const 3
+   call $~lib/builtins/abort
+   unreachable
+  end
+  local.get $5
+  call $~lib/date/Date#getUTCMonth
+  i32.const 8
+  i32.eq
+  i32.eqz
+  if
+   i32.const 0
+   i32.const 32
+   i32.const 225
+   i32.const 3
+   call $~lib/builtins/abort
+   unreachable
+  end
+  local.get $6
+  call $~lib/date/Date#getUTCDate
+  i32.const 20
+  i32.eq
+  i32.eqz
+  if
+   i32.const 0
+   i32.const 32
+   i32.const 227
+   i32.const 3
+   call $~lib/builtins/abort
+   unreachable
+  end
+  local.get $5
+  call $~lib/date/Date#getUTCDate
+  i32.const 13
+  i32.eq
+  i32.eqz
+  if
+   i32.const 0
+   i32.const 32
+   i32.const 228
+   i32.const 3
+   call $~lib/builtins/abort
+   unreachable
+  end
+  local.get $6
+  call $~lib/date/Date#toISOString
+  local.set $8
+  global.get $~lib/memory/__stack_pointer
+  local.get $8
+  i32.store offset=4
+  local.get $8
+  i32.const 3520
+  local.set $8
+  global.get $~lib/memory/__stack_pointer
+  local.get $8
+  i32.store offset=8
+  local.get $8
+  call $~lib/string/String.__eq
+  i32.eqz
+  if
+   i32.const 0
+   i32.const 32
+   i32.const 230
+   i32.const 3
+   call $~lib/builtins/abort
+   unreachable
+  end
+  local.get $5
+  call $~lib/date/Date#toISOString
+  local.set $8
+  global.get $~lib/memory/__stack_pointer
+  local.get $8
+  i32.store offset=4
+  local.get $8
+  i32.const 3600
+  local.set $8
+  global.get $~lib/memory/__stack_pointer
+  local.get $8
+  i32.store offset=8
+  local.get $8
+  call $~lib/string/String.__eq
+  i32.eqz
+  if
+   i32.const 0
+   i32.const 32
+   i32.const 231
+   i32.const 3
+   call $~lib/builtins/abort
+   unreachable
+  end
+  global.get $~lib/memory/__stack_pointer
+  i32.const 0
+  i64.const 8640000000000000
+  i64.const 1
+  i64.sub
+  call $~lib/date/Date#constructor
+  local.tee $4
+  i32.store offset=16
+  global.get $~lib/memory/__stack_pointer
+  i32.const 0
+  i64.const -8640000000000000
+  i64.const 1
+  i64.add
+  call $~lib/date/Date#constructor
+  local.tee $3
+  i32.store offset=20
+  i32.const 2400
+  local.set $8
+  global.get $~lib/memory/__stack_pointer
+  local.get $8
+  i32.store offset=4
+  local.get $8
+  i32.const 2
+  local.get $3
+  call $~lib/date/Date#getUTCDate
+  f64.convert_i32_s
+  local.get $3
+  call $~lib/date/Date#getUTCMinutes
+  f64.convert_i32_s
+  f64.const 0
+  f64.const 0
+  f64.const 0
+  call $~lib/builtins/trace
+  global.get $~lib/memory/__stack_pointer
+  i32.const 24
   i32.add
   global.set $~lib/memory/__stack_pointer
  )

From 4715bc7111083ca60b1126246a5df8c5215c8b71 Mon Sep 17 00:00:00 2001
From: MaxGraey <maxgraey@gmail.com>
Date: Wed, 14 Apr 2021 18:06:58 +0300
Subject: [PATCH 09/47] skip add guards

---
 std/assembly/date.ts                  |  18 +-
 std/assembly/util/error.ts            |   4 +
 tests/compiler/std/date.optimized.wat | 488 ++++++++++++++------------
 tests/compiler/std/date.untouched.wat | 393 ++++++++++++---------
 4 files changed, 514 insertions(+), 389 deletions(-)

diff --git a/std/assembly/date.ts b/std/assembly/date.ts
index 51e25e293b..54a7e7b06b 100644
--- a/std/assembly/date.ts
+++ b/std/assembly/date.ts
@@ -1,4 +1,4 @@
-import { E_VALUEOUTOFRANGE } from "util/error";
+import { E_VALUEOUTOFRANGE, E_INVALIDDATE } from "util/error";
 import { now as Date_now } from "./bindings/Date";
 
 // @ts-ignore: decorator
@@ -73,6 +73,11 @@ export class Date {
   }
 
   constructor(private epochMillis: i64) {
+    // this differs from JavaScript which prefer return NaN or "Invalid Date" string
+    // insted throw exceprion
+    if (invalidDate(epochMillis)) {
+      throw new RangeError(E_INVALIDDATE);
+    }
     this.year = ymdFromEpochDays(i32(epochMillis / MILLIS_PER_DAY));
     this.month = _month;
     this.day = _day;
@@ -83,6 +88,9 @@ export class Date {
   }
 
   setTime(value: i64): i64 {
+    if (invalidDate(this.epochMillis)) {
+      throw new RangeError(E_INVALIDDATE);
+    }
     this.epochMillis = value;
     this.year = ymdFromEpochDays(i32(value / MILLIS_PER_DAY));
     this.month = _month;
@@ -138,6 +146,7 @@ export class Date {
   }
 
   setUTCDate(day: i32): void {
+    if (this.day == day) return;
     var year = this.year;
     var month = this.month;
     if (day < 1 || day > daysInMonth(year, month)) throw new RangeError(E_VALUEOUTOFRANGE);
@@ -146,12 +155,14 @@ export class Date {
   }
 
   setUTCMonth(month: i32): void {
+    if (this.month == month) return;
     if (month < 1 || month > 12) throw new RangeError(E_VALUEOUTOFRANGE);
     var ms = this.epochMillis % MILLIS_PER_DAY;
     this.setTime(i64(daysSinceEpoch(this.year, month + 1, this.day)) * MILLIS_PER_DAY + ms);
   }
 
   setUTCFullYear(year: i32): void {
+    if (this.year == year) return;
     var ms = this.epochMillis % MILLIS_PER_DAY;
     this.setTime(i64(daysSinceEpoch(year, this.month, this.day)) * MILLIS_PER_DAY + ms);
   }
@@ -216,6 +227,11 @@ function daysInMonth(year: i32, month: i32): i32 {
     : 30 + ((month + i32(month >= 8)) & 1);
 }
 
+// @ts-ignore: decorator
+@inline function invalidDate(millis: i64): bool {
+  return millis < -8640000000000000 || millis > 8640000000000000;
+}
+
 // see: http://howardhinnant.github.io/date_algorithms.html#civil_from_days
 function ymdFromEpochDays(z: i32): i32 {
   z += 719468;
diff --git a/std/assembly/util/error.ts b/std/assembly/util/error.ts
index 922864ad20..4678d002aa 100644
--- a/std/assembly/util/error.ts
+++ b/std/assembly/util/error.ts
@@ -44,3 +44,7 @@ export const E_ALREADY_PINNED: string = "Object already pinned";
 // @ts-ignore: decorator
 @lazy @inline
 export const E_NOT_PINNED: string = "Object is not pinned";
+
+// @ts-ignore: decorator
+@lazy @inline
+export const E_INVALIDDATE: string = "Invalid Date";
diff --git a/tests/compiler/std/date.optimized.wat b/tests/compiler/std/date.optimized.wat
index 21224422a5..c86dbe5455 100644
--- a/tests/compiler/std/date.optimized.wat
+++ b/tests/compiler/std/date.optimized.wat
@@ -18,76 +18,78 @@
  (memory $0 1)
  (data (i32.const 1036) ",")
  (data (i32.const 1048) "\01\00\00\00\16\00\00\00s\00t\00d\00/\00d\00a\00t\00e\00.\00t\00s")
- (data (i32.const 1084) "<")
- (data (i32.const 1096) "\01\00\00\00(\00\00\00A\00l\00l\00o\00c\00a\00t\00i\00o\00n\00 \00t\00o\00o\00 \00l\00a\00r\00g\00e")
- (data (i32.const 1148) "<")
- (data (i32.const 1160) "\01\00\00\00 \00\00\00~\00l\00i\00b\00/\00r\00t\00/\00i\00t\00c\00m\00s\00.\00t\00s")
- (data (i32.const 1276) "<")
- (data (i32.const 1288) "\01\00\00\00$\00\00\00I\00n\00d\00e\00x\00 \00o\00u\00t\00 \00o\00f\00 \00r\00a\00n\00g\00e")
- (data (i32.const 1340) ",")
- (data (i32.const 1352) "\01\00\00\00\14\00\00\00~\00l\00i\00b\00/\00r\00t\00.\00t\00s")
- (data (i32.const 1420) "<")
- (data (i32.const 1432) "\01\00\00\00\1e\00\00\00~\00l\00i\00b\00/\00r\00t\00/\00t\00l\00s\00f\00.\00t\00s")
- (data (i32.const 1484) "<")
- (data (i32.const 1496) "\01\00\00\00$\00\00\00V\00a\00l\00u\00e\00 \00o\00u\00t\00 \00o\00f\00 \00r\00a\00n\00g\00e")
- (data (i32.const 1548) ",")
- (data (i32.const 1560) "\01\00\00\00\18\00\00\00~\00l\00i\00b\00/\00d\00a\00t\00e\00.\00t\00s")
- (data (i32.const 1596) "|")
- (data (i32.const 1608) "\01\00\00\00d\00\00\00t\00o\00S\00t\00r\00i\00n\00g\00(\00)\00 \00r\00a\00d\00i\00x\00 \00a\00r\00g\00u\00m\00e\00n\00t\00 \00m\00u\00s\00t\00 \00b\00e\00 \00b\00e\00t\00w\00e\00e\00n\00 \002\00 \00a\00n\00d\00 \003\006")
- (data (i32.const 1724) "<")
- (data (i32.const 1736) "\01\00\00\00&\00\00\00~\00l\00i\00b\00/\00u\00t\00i\00l\00/\00n\00u\00m\00b\00e\00r\00.\00t\00s")
- (data (i32.const 1788) "\1c")
- (data (i32.const 1800) "\01\00\00\00\02\00\00\000")
- (data (i32.const 1820) "\\")
- (data (i32.const 1832) "\01\00\00\00H\00\00\000\001\002\003\004\005\006\007\008\009\00a\00b\00c\00d\00e\00f\00g\00h\00i\00j\00k\00l\00m\00n\00o\00p\00q\00r\00s\00t\00u\00v\00w\00x\00y\00z")
- (data (i32.const 1916) "\1c")
- (data (i32.const 1928) "\01\00\00\00\02\00\00\00+")
- (data (i32.const 1948) "\1c")
- (data (i32.const 1960) "\01")
- (data (i32.const 1980) "\1c")
- (data (i32.const 1992) "\01\00\00\00\02\00\00\00-")
- (data (i32.const 2012) "\1c")
- (data (i32.const 2024) "\01\00\00\00\02\00\00\00T")
- (data (i32.const 2044) "\1c")
- (data (i32.const 2056) "\01\00\00\00\02\00\00\00:")
- (data (i32.const 2076) "\1c")
- (data (i32.const 2088) "\01\00\00\00\02\00\00\00.")
- (data (i32.const 2108) "\1c")
- (data (i32.const 2120) "\01\00\00\00\02\00\00\00Z")
- (data (i32.const 2140) "L")
- (data (i32.const 2152) "\01\00\00\000\00\00\002\000\000\009\00-\000\001\00-\000\006\00T\000\008\00:\004\000\00:\003\001\00.\000\002\000\00Z")
- (data (i32.const 2220) "L")
- (data (i32.const 2232) "\01\00\00\000\00\00\002\000\000\009\00-\000\001\00-\000\006\00T\000\008\00:\004\000\00:\003\001\00.\004\005\006\00Z")
- (data (i32.const 2300) "L")
- (data (i32.const 2312) "\01\00\00\006\00\00\00+\000\001\002\001\008\004\00-\000\004\00-\000\008\00T\001\003\00:\000\007\00:\001\001\00.\000\002\000\00Z")
- (data (i32.const 2380) ",")
- (data (i32.const 2392) "\01\00\00\00\14\00\00\001\009\007\006\00-\000\002\00-\000\002")
+ (data (i32.const 1084) ",")
+ (data (i32.const 1096) "\01\00\00\00\18\00\00\00I\00n\00v\00a\00l\00i\00d\00 \00D\00a\00t\00e")
+ (data (i32.const 1132) ",")
+ (data (i32.const 1144) "\01\00\00\00\18\00\00\00~\00l\00i\00b\00/\00d\00a\00t\00e\00.\00t\00s")
+ (data (i32.const 1180) "<")
+ (data (i32.const 1192) "\01\00\00\00(\00\00\00A\00l\00l\00o\00c\00a\00t\00i\00o\00n\00 \00t\00o\00o\00 \00l\00a\00r\00g\00e")
+ (data (i32.const 1244) "<")
+ (data (i32.const 1256) "\01\00\00\00 \00\00\00~\00l\00i\00b\00/\00r\00t\00/\00i\00t\00c\00m\00s\00.\00t\00s")
+ (data (i32.const 1372) "<")
+ (data (i32.const 1384) "\01\00\00\00$\00\00\00I\00n\00d\00e\00x\00 \00o\00u\00t\00 \00o\00f\00 \00r\00a\00n\00g\00e")
+ (data (i32.const 1436) ",")
+ (data (i32.const 1448) "\01\00\00\00\14\00\00\00~\00l\00i\00b\00/\00r\00t\00.\00t\00s")
+ (data (i32.const 1516) "<")
+ (data (i32.const 1528) "\01\00\00\00\1e\00\00\00~\00l\00i\00b\00/\00r\00t\00/\00t\00l\00s\00f\00.\00t\00s")
+ (data (i32.const 1580) "<")
+ (data (i32.const 1592) "\01\00\00\00$\00\00\00V\00a\00l\00u\00e\00 \00o\00u\00t\00 \00o\00f\00 \00r\00a\00n\00g\00e")
+ (data (i32.const 1644) "|")
+ (data (i32.const 1656) "\01\00\00\00d\00\00\00t\00o\00S\00t\00r\00i\00n\00g\00(\00)\00 \00r\00a\00d\00i\00x\00 \00a\00r\00g\00u\00m\00e\00n\00t\00 \00m\00u\00s\00t\00 \00b\00e\00 \00b\00e\00t\00w\00e\00e\00n\00 \002\00 \00a\00n\00d\00 \003\006")
+ (data (i32.const 1772) "<")
+ (data (i32.const 1784) "\01\00\00\00&\00\00\00~\00l\00i\00b\00/\00u\00t\00i\00l\00/\00n\00u\00m\00b\00e\00r\00.\00t\00s")
+ (data (i32.const 1836) "\1c")
+ (data (i32.const 1848) "\01\00\00\00\02\00\00\000")
+ (data (i32.const 1868) "\\")
+ (data (i32.const 1880) "\01\00\00\00H\00\00\000\001\002\003\004\005\006\007\008\009\00a\00b\00c\00d\00e\00f\00g\00h\00i\00j\00k\00l\00m\00n\00o\00p\00q\00r\00s\00t\00u\00v\00w\00x\00y\00z")
+ (data (i32.const 1964) "\1c")
+ (data (i32.const 1976) "\01\00\00\00\02\00\00\00+")
+ (data (i32.const 1996) "\1c")
+ (data (i32.const 2008) "\01")
+ (data (i32.const 2028) "\1c")
+ (data (i32.const 2040) "\01\00\00\00\02\00\00\00-")
+ (data (i32.const 2060) "\1c")
+ (data (i32.const 2072) "\01\00\00\00\02\00\00\00T")
+ (data (i32.const 2092) "\1c")
+ (data (i32.const 2104) "\01\00\00\00\02\00\00\00:")
+ (data (i32.const 2124) "\1c")
+ (data (i32.const 2136) "\01\00\00\00\02\00\00\00.")
+ (data (i32.const 2156) "\1c")
+ (data (i32.const 2168) "\01\00\00\00\02\00\00\00Z")
+ (data (i32.const 2188) "L")
+ (data (i32.const 2200) "\01\00\00\000\00\00\002\000\000\009\00-\000\001\00-\000\006\00T\000\008\00:\004\000\00:\003\001\00.\000\002\000\00Z")
+ (data (i32.const 2268) "L")
+ (data (i32.const 2280) "\01\00\00\000\00\00\002\000\000\009\00-\000\001\00-\000\006\00T\000\008\00:\004\000\00:\003\001\00.\004\005\006\00Z")
+ (data (i32.const 2348) "L")
+ (data (i32.const 2360) "\01\00\00\006\00\00\00+\000\001\002\001\008\004\00-\000\004\00-\000\008\00T\001\003\00:\000\007\00:\001\001\00.\000\002\000\00Z")
  (data (i32.const 2428) ",")
- (data (i32.const 2440) "\01\00\00\00\1c\00\00\00I\00n\00v\00a\00l\00i\00d\00 \00l\00e\00n\00g\00t\00h")
+ (data (i32.const 2440) "\01\00\00\00\14\00\00\001\009\007\006\00-\000\002\00-\000\002")
  (data (i32.const 2476) ",")
- (data (i32.const 2488) "\01\00\00\00\1a\00\00\00~\00l\00i\00b\00/\00a\00r\00r\00a\00y\00.\00t\00s")
- (data (i32.const 2524) "|")
- (data (i32.const 2536) "\01\00\00\00^\00\00\00E\00l\00e\00m\00e\00n\00t\00 \00t\00y\00p\00e\00 \00m\00u\00s\00t\00 \00b\00e\00 \00n\00u\00l\00l\00a\00b\00l\00e\00 \00i\00f\00 \00a\00r\00r\00a\00y\00 \00i\00s\00 \00h\00o\00l\00e\00y")
- (data (i32.const 2652) ",")
- (data (i32.const 2664) "\01\00\00\00\10\00\00\001\009\007\006\00-\002\00-\002")
+ (data (i32.const 2488) "\01\00\00\00\1c\00\00\00I\00n\00v\00a\00l\00i\00d\00 \00l\00e\00n\00g\00t\00h")
+ (data (i32.const 2524) ",")
+ (data (i32.const 2536) "\01\00\00\00\1a\00\00\00~\00l\00i\00b\00/\00a\00r\00r\00a\00y\00.\00t\00s")
+ (data (i32.const 2572) "|")
+ (data (i32.const 2584) "\01\00\00\00^\00\00\00E\00l\00e\00m\00e\00n\00t\00 \00t\00y\00p\00e\00 \00m\00u\00s\00t\00 \00b\00e\00 \00n\00u\00l\00l\00a\00b\00l\00e\00 \00i\00f\00 \00a\00r\00r\00a\00y\00 \00i\00s\00 \00h\00o\00l\00e\00y")
  (data (i32.const 2700) ",")
- (data (i32.const 2712) "\01\00\00\00\14\00\00\002\003\004\005\00-\001\001\00-\000\004")
+ (data (i32.const 2712) "\01\00\00\00\10\00\00\001\009\007\006\00-\002\00-\002")
  (data (i32.const 2748) ",")
- (data (i32.const 2760) "\01\00\00\00\14\00\00\001\009\007\006\00-\000\004\00-\000\002")
+ (data (i32.const 2760) "\01\00\00\00\14\00\00\002\003\004\005\00-\001\001\00-\000\004")
  (data (i32.const 2796) ",")
- (data (i32.const 2808) "\01\00\00\00\10\00\00\007\006\00-\000\004\00-\000\002")
- (data (i32.const 2844) "<")
- (data (i32.const 2856) "\01\00\00\00&\00\00\001\009\007\006\00-\000\002\00-\000\002\00T\001\002\00:\003\004\00:\005\006")
- (data (i32.const 2908) "L")
- (data (i32.const 2920) "\01\00\00\00.\00\00\001\009\007\006\00-\000\002\00-\000\002\00T\001\002\00:\003\004\00:\005\006\00.\004\005\006")
- (data (i32.const 2988) "L")
- (data (i32.const 3000) "\01\00\00\000\00\00\001\009\007\006\00-\000\002\00-\000\002\00T\001\002\00:\003\004\00:\005\006\00.\004\005\006\00Z")
- (data (i32.const 3068) "L")
- (data (i32.const 3080) "\01\00\00\006\00\00\00-\002\007\001\008\002\001\00-\000\004\00-\002\000\00T\000\000\00:\000\000\00:\000\000\00.\000\000\000\00Z")
- (data (i32.const 3148) "L")
- (data (i32.const 3160) "\01\00\00\006\00\00\00+\002\007\005\007\006\000\00-\000\009\00-\001\003\00T\000\000\00:\000\000\00:\000\000\00.\000\000\000\00Z")
- (data (i32.const 3232) "\06\00\00\00 \00\00\00\00\00\00\00 ")
- (data (i32.const 3260) " \00\00\00\00\00\00\00\02A\00\00\00\00\00\00\02\t")
+ (data (i32.const 2808) "\01\00\00\00\14\00\00\001\009\007\006\00-\000\004\00-\000\002")
+ (data (i32.const 2844) ",")
+ (data (i32.const 2856) "\01\00\00\00\10\00\00\007\006\00-\000\004\00-\000\002")
+ (data (i32.const 2892) "<")
+ (data (i32.const 2904) "\01\00\00\00&\00\00\001\009\007\006\00-\000\002\00-\000\002\00T\001\002\00:\003\004\00:\005\006")
+ (data (i32.const 2956) "L")
+ (data (i32.const 2968) "\01\00\00\00.\00\00\001\009\007\006\00-\000\002\00-\000\002\00T\001\002\00:\003\004\00:\005\006\00.\004\005\006")
+ (data (i32.const 3036) "L")
+ (data (i32.const 3048) "\01\00\00\000\00\00\001\009\007\006\00-\000\002\00-\000\002\00T\001\002\00:\003\004\00:\005\006\00.\004\005\006\00Z")
+ (data (i32.const 3116) "L")
+ (data (i32.const 3128) "\01\00\00\006\00\00\00-\002\007\001\008\002\001\00-\000\004\00-\002\000\00T\000\000\00:\000\000\00:\000\000\00.\000\000\000\00Z")
+ (data (i32.const 3196) "L")
+ (data (i32.const 3208) "\01\00\00\006\00\00\00+\002\007\005\007\006\000\00-\000\009\00-\001\003\00T\000\000\00:\000\000\00:\000\000\00.\000\000\000\00Z")
+ (data (i32.const 3280) "\06\00\00\00 \00\00\00\00\00\00\00 ")
+ (data (i32.const 3308) " \00\00\00\00\00\00\00\02A\00\00\00\00\00\00\02\t")
  (global $~lib/date/_day (mut i32) (i32.const 0))
  (global $~lib/date/_month (mut i32) (i32.const 0))
  (global $~lib/rt/itcms/total (mut i32) (i32.const 0))
@@ -100,7 +102,7 @@
  (global $~lib/rt/itcms/white (mut i32) (i32.const 0))
  (global $~lib/rt/itcms/fromSpace (mut i32) (i32.const 0))
  (global $~lib/rt/tlsf/ROOT (mut i32) (i32.const 0))
- (global $~lib/memory/__stack_pointer (mut i32) (i32.const 19668))
+ (global $~lib/memory/__stack_pointer (mut i32) (i32.const 19716))
  (global $~started (mut i32) (i32.const 0))
  (export "memory" (memory $0))
  (export "_start" (func $~start))
@@ -245,14 +247,6 @@
   i32.mul
   i32.const 2
   i32.add
-  local.tee $0
-  local.get $0
-  i32.const 152
-  i32.sub
-  local.get $0
-  i32.const 0
-  i32.ge_s
-  select
   i32.const 153
   i32.div_s
   local.set $0
@@ -300,17 +294,19 @@
  (func $~lib/rt/itcms/visitRoots
   (local $0 i32)
   (local $1 i32)
-  i32.const 1296
+  i32.const 1392
   call $~lib/rt/itcms/__visit
-  i32.const 1504
+  i32.const 1600
   call $~lib/rt/itcms/__visit
-  i32.const 2448
+  i32.const 2496
   call $~lib/rt/itcms/__visit
-  i32.const 2544
+  i32.const 2592
+  call $~lib/rt/itcms/__visit
+  i32.const 1200
   call $~lib/rt/itcms/__visit
   i32.const 1104
   call $~lib/rt/itcms/__visit
-  i32.const 1840
+  i32.const 1888
   call $~lib/rt/itcms/__visit
   global.get $~lib/rt/itcms/pinSpace
   local.tee $1
@@ -331,7 +327,7 @@
     i32.ne
     if
      i32.const 0
-     i32.const 1168
+     i32.const 1264
      i32.const 159
      i32.const 16
      call $~lib/builtins/abort
@@ -403,7 +399,7 @@
    i32.eqz
    if
     i32.const 0
-    i32.const 1168
+    i32.const 1264
     i32.const 147
     i32.const 30
     call $~lib/builtins/abort
@@ -422,7 +418,7 @@
    if
     i32.const 0
     local.get $0
-    i32.const 19668
+    i32.const 19716
     i32.lt_u
     local.get $0
     i32.load offset=8
@@ -430,7 +426,7 @@
     i32.eqz
     if
      i32.const 0
-     i32.const 1168
+     i32.const 1264
      i32.const 127
      i32.const 18
      call $~lib/builtins/abort
@@ -444,7 +440,7 @@
    i32.eqz
    if
     i32.const 0
-    i32.const 1168
+    i32.const 1264
     i32.const 131
     i32.const 16
     call $~lib/builtins/abort
@@ -468,12 +464,12 @@
    i32.const 1
   else
    local.get $1
-   i32.const 3232
+   i32.const 3280
    i32.load
    i32.gt_u
    if
-    i32.const 1296
-    i32.const 1360
+    i32.const 1392
+    i32.const 1456
     i32.const 22
     i32.const 28
     call $~lib/builtins/abort
@@ -482,7 +478,7 @@
    local.get $1
    i32.const 3
    i32.shl
-   i32.const 3236
+   i32.const 3284
    i32.add
    i32.load
    i32.const 32
@@ -533,7 +529,7 @@
   i32.eqz
   if
    i32.const 0
-   i32.const 1440
+   i32.const 1536
    i32.const 268
    i32.const 14
    call $~lib/builtins/abort
@@ -547,7 +543,7 @@
   i32.lt_u
   if
    i32.const 0
-   i32.const 1440
+   i32.const 1536
    i32.const 270
    i32.const 14
    call $~lib/builtins/abort
@@ -597,7 +593,7 @@
   i32.eqz
   if
    i32.const 0
-   i32.const 1440
+   i32.const 1536
    i32.const 284
    i32.const 14
    call $~lib/builtins/abort
@@ -687,7 +683,7 @@
   i32.eqz
   if
    i32.const 0
-   i32.const 1440
+   i32.const 1536
    i32.const 201
    i32.const 14
    call $~lib/builtins/abort
@@ -701,7 +697,7 @@
   i32.eqz
   if
    i32.const 0
-   i32.const 1440
+   i32.const 1536
    i32.const 203
    i32.const 14
    call $~lib/builtins/abort
@@ -762,7 +758,7 @@
    i32.eqz
    if
     i32.const 0
-    i32.const 1440
+    i32.const 1536
     i32.const 221
     i32.const 16
     call $~lib/builtins/abort
@@ -795,7 +791,7 @@
   i32.lt_u
   if
    i32.const 0
-   i32.const 1440
+   i32.const 1536
    i32.const 233
    i32.const 14
    call $~lib/builtins/abort
@@ -810,7 +806,7 @@
   i32.ne
   if
    i32.const 0
-   i32.const 1440
+   i32.const 1536
    i32.const 234
    i32.const 14
    call $~lib/builtins/abort
@@ -862,7 +858,7 @@
   i32.eqz
   if
    i32.const 0
-   i32.const 1440
+   i32.const 1536
    i32.const 251
    i32.const 14
    call $~lib/builtins/abort
@@ -932,7 +928,7 @@
   i32.gt_u
   if
    i32.const 0
-   i32.const 1440
+   i32.const 1536
    i32.const 377
    i32.const 14
    call $~lib/builtins/abort
@@ -960,7 +956,7 @@
    i32.lt_u
    if
     i32.const 0
-    i32.const 1440
+    i32.const 1536
     i32.const 384
     i32.const 16
     call $~lib/builtins/abort
@@ -988,7 +984,7 @@
    i32.lt_u
    if
     i32.const 0
-    i32.const 1440
+    i32.const 1536
     i32.const 397
     i32.const 5
     call $~lib/builtins/abort
@@ -1056,10 +1052,10 @@
   if
    unreachable
   end
-  i32.const 19680
+  i32.const 19728
   i32.const 0
   i32.store
-  i32.const 21248
+  i32.const 21296
   i32.const 0
   i32.store
   loop $for-loop|0
@@ -1070,7 +1066,7 @@
     local.get $1
     i32.const 2
     i32.shl
-    i32.const 19680
+    i32.const 19728
     i32.add
     i32.const 0
     i32.store offset=4
@@ -1088,7 +1084,7 @@
       i32.add
       i32.const 2
       i32.shl
-      i32.const 19680
+      i32.const 19728
       i32.add
       i32.const 0
       i32.store offset=96
@@ -1106,13 +1102,13 @@
     br $for-loop|0
    end
   end
-  i32.const 19680
-  i32.const 21252
+  i32.const 19728
+  i32.const 21300
   memory.size
   i32.const 16
   i32.shl
   call $~lib/rt/tlsf/addMemory
-  i32.const 19680
+  i32.const 19728
   global.set $~lib/rt/tlsf/ROOT
  )
  (func $~lib/rt/itcms/step (result i32)
@@ -1191,7 +1187,7 @@
       local.set $0
       loop $while-continue|0
        local.get $0
-       i32.const 19668
+       i32.const 19716
        i32.lt_u
        if
         local.get $0
@@ -1274,14 +1270,14 @@
      i32.ne
      if
       i32.const 0
-      i32.const 1168
+      i32.const 1264
       i32.const 228
       i32.const 20
       call $~lib/builtins/abort
       unreachable
      end
      local.get $0
-     i32.const 19668
+     i32.const 19716
      i32.lt_u
      if
       local.get $0
@@ -1304,7 +1300,7 @@
       i32.const 4
       i32.add
       local.tee $1
-      i32.const 19668
+      i32.const 19716
       i32.ge_u
       if
        global.get $~lib/rt/tlsf/ROOT
@@ -1336,7 +1332,7 @@
        i32.eqz
        if
         i32.const 0
-        i32.const 1440
+        i32.const 1536
         i32.const 559
         i32.const 3
         call $~lib/builtins/abort
@@ -1424,7 +1420,7 @@
   i32.eqz
   if
    i32.const 0
-   i32.const 1440
+   i32.const 1536
    i32.const 330
    i32.const 14
    call $~lib/builtins/abort
@@ -1476,7 +1472,7 @@
     i32.eqz
     if
      i32.const 0
-     i32.const 1440
+     i32.const 1536
      i32.const 343
      i32.const 18
      call $~lib/builtins/abort
@@ -1506,8 +1502,8 @@
   i32.const 1073741820
   i32.ge_u
   if
-   i32.const 1104
-   i32.const 1440
+   i32.const 1200
+   i32.const 1536
    i32.const 458
    i32.const 30
    call $~lib/builtins/abort
@@ -1598,7 +1594,7 @@
    i32.eqz
    if
     i32.const 0
-    i32.const 1440
+    i32.const 1536
     i32.const 496
     i32.const 16
     call $~lib/builtins/abort
@@ -1613,7 +1609,7 @@
   i32.gt_u
   if
    i32.const 0
-   i32.const 1440
+   i32.const 1536
    i32.const 498
    i32.const 14
    call $~lib/builtins/abort
@@ -1632,7 +1628,7 @@
   i32.and
   if
    i32.const 0
-   i32.const 1440
+   i32.const 1536
    i32.const 357
    i32.const 14
    call $~lib/builtins/abort
@@ -1879,8 +1875,8 @@
   i32.const 1073741804
   i32.ge_u
   if
-   i32.const 1104
-   i32.const 1168
+   i32.const 1200
+   i32.const 1264
    i32.const 260
    i32.const 31
    call $~lib/builtins/abort
@@ -1970,6 +1966,25 @@
   local.get $1
  )
  (func $~lib/date/Date#setTime (param $0 i32) (param $1 i64)
+  (local $2 i64)
+  i32.const 1
+  local.get $0
+  i64.load offset=16
+  local.tee $2
+  i64.const 8640000000000000
+  i64.gt_s
+  local.get $2
+  i64.const -8640000000000000
+  i64.lt_s
+  select
+  if
+   i32.const 1104
+   i32.const 1152
+   i32.const 92
+   i32.const 7
+   call $~lib/builtins/abort
+   unreachable
+  end
   local.get $0
   local.get $1
   i64.store offset=16
@@ -2039,9 +2054,9 @@
   i32.lt_s
   select
   if
-   i32.const 1504
-   i32.const 1568
-   i32.const 126
+   i32.const 1600
+   i32.const 1152
+   i32.const 134
    i32.const 38
    call $~lib/builtins/abort
    unreachable
@@ -2069,9 +2084,9 @@
   i32.lt_s
   select
   if
-   i32.const 1504
-   i32.const 1568
-   i32.const 131
+   i32.const 1600
+   i32.const 1152
+   i32.const 139
    i32.const 38
    call $~lib/builtins/abort
    unreachable
@@ -2099,9 +2114,9 @@
   i32.lt_s
   select
   if
-   i32.const 1504
-   i32.const 1568
-   i32.const 136
+   i32.const 1600
+   i32.const 1152
+   i32.const 144
    i32.const 34
    call $~lib/builtins/abort
    unreachable
@@ -2122,6 +2137,13 @@
  (func $~lib/date/Date#setUTCDate (param $0 i32) (param $1 i32)
   (local $2 i32)
   (local $3 i32)
+  local.get $1
+  local.get $0
+  i32.load offset=8
+  i32.eq
+  if
+   return
+  end
   i32.const 1
   local.get $1
   i32.const 0
@@ -2165,9 +2187,9 @@
   i32.lt_s
   select
   if
-   i32.const 1504
-   i32.const 1568
-   i32.const 143
+   i32.const 1600
+   i32.const 1152
+   i32.const 152
    i32.const 52
    call $~lib/builtins/abort
    unreachable
@@ -2188,6 +2210,13 @@
   call $~lib/date/Date#setTime
  )
  (func $~lib/date/Date#setUTCMonth (param $0 i32) (param $1 i32)
+  local.get $1
+  local.get $0
+  i32.load offset=4
+  i32.eq
+  if
+   return
+  end
   i32.const 1
   local.get $1
   i32.const 12
@@ -2197,9 +2226,9 @@
   i32.lt_s
   select
   if
-   i32.const 1504
-   i32.const 1568
-   i32.const 149
+   i32.const 1600
+   i32.const 1152
+   i32.const 159
    i32.const 34
    call $~lib/builtins/abort
    unreachable
@@ -2224,6 +2253,13 @@
   call $~lib/date/Date#setTime
  )
  (func $~lib/date/Date#setUTCFullYear (param $0 i32) (param $1 i32)
+  local.get $1
+  local.get $0
+  i32.load
+  i32.eq
+  if
+   return
+  end
   local.get $0
   local.get $0
   i64.load offset=16
@@ -2261,7 +2297,7 @@
     i32.const 4
     i32.add
     global.set $~lib/memory/__stack_pointer
-    i32.const 1808
+    i32.const 1856
     local.set $0
     br $__inlined_func$~lib/util/number/itoa32
    end
@@ -2571,7 +2607,7 @@
     i32.const 4
     i32.add
     global.set $~lib/memory/__stack_pointer
-    i32.const 1968
+    i32.const 2016
     local.set $0
     br $__inlined_func$~lib/string/String#concat
    end
@@ -2801,7 +2837,7 @@
   i32.eqz
   if
    i32.const 0
-   i32.const 1168
+   i32.const 1264
    i32.const 294
    i32.const 14
    call $~lib/builtins/abort
@@ -2884,8 +2920,8 @@
    i32.const 268435455
    i32.gt_u
    if
-    i32.const 2448
     i32.const 2496
+    i32.const 2544
     i32.const 14
     i32.const 48
     call $~lib/builtins/abort
@@ -3329,11 +3365,11 @@
  )
  (func $~stack_check
   global.get $~lib/memory/__stack_pointer
-  i32.const 3284
+  i32.const 3332
   i32.lt_s
   if
-   i32.const 19696
    i32.const 19744
+   i32.const 19792
    i32.const 1
    i32.const 1
    call $~lib/builtins/abort
@@ -3415,10 +3451,10 @@
   if
    global.get $~lib/memory/__stack_pointer
    global.get $~lib/memory/__stack_pointer
-   i32.const 1936
+   i32.const 1984
    i32.store offset=4
    global.get $~lib/memory/__stack_pointer
-   i32.const 1808
+   i32.const 1856
    i32.store offset=12
    local.get $1
    i32.const 6
@@ -3427,17 +3463,17 @@
    global.get $~lib/memory/__stack_pointer
    local.get $1
    i32.store offset=8
-   i32.const 1936
+   i32.const 1984
    local.get $1
    call $~lib/string/String.__concat
    local.tee $1
    i32.store
   end
   global.get $~lib/memory/__stack_pointer
-  i32.const 2000
+  i32.const 2048
   i32.store offset=100
   local.get $1
-  i32.const 2000
+  i32.const 2048
   call $~lib/string/String.__concat
   local.set $1
   global.get $~lib/memory/__stack_pointer
@@ -3451,7 +3487,7 @@
   local.get $2
   i32.store offset=104
   global.get $~lib/memory/__stack_pointer
-  i32.const 1808
+  i32.const 1856
   i32.store offset=108
   local.get $2
   i32.const 2
@@ -3468,10 +3504,10 @@
   local.get $1
   i32.store offset=84
   global.get $~lib/memory/__stack_pointer
-  i32.const 2000
+  i32.const 2048
   i32.store offset=88
   local.get $1
-  i32.const 2000
+  i32.const 2048
   call $~lib/string/String.__concat
   local.set $1
   global.get $~lib/memory/__stack_pointer
@@ -3485,7 +3521,7 @@
   local.get $2
   i32.store offset=84
   global.get $~lib/memory/__stack_pointer
-  i32.const 1808
+  i32.const 1856
   i32.store offset=92
   local.get $2
   i32.const 2
@@ -3502,10 +3538,10 @@
   local.get $1
   i32.store offset=68
   global.get $~lib/memory/__stack_pointer
-  i32.const 2032
+  i32.const 2080
   i32.store offset=72
   local.get $1
-  i32.const 2032
+  i32.const 2080
   call $~lib/string/String.__concat
   local.set $1
   global.get $~lib/memory/__stack_pointer
@@ -3519,7 +3555,7 @@
   local.get $2
   i32.store offset=68
   global.get $~lib/memory/__stack_pointer
-  i32.const 1808
+  i32.const 1856
   i32.store offset=76
   local.get $2
   i32.const 2
@@ -3536,10 +3572,10 @@
   local.get $1
   i32.store offset=52
   global.get $~lib/memory/__stack_pointer
-  i32.const 2064
+  i32.const 2112
   i32.store offset=56
   local.get $1
-  i32.const 2064
+  i32.const 2112
   call $~lib/string/String.__concat
   local.set $1
   global.get $~lib/memory/__stack_pointer
@@ -3553,7 +3589,7 @@
   local.get $2
   i32.store offset=52
   global.get $~lib/memory/__stack_pointer
-  i32.const 1808
+  i32.const 1856
   i32.store offset=60
   local.get $2
   i32.const 2
@@ -3570,10 +3606,10 @@
   local.get $1
   i32.store offset=36
   global.get $~lib/memory/__stack_pointer
-  i32.const 2064
+  i32.const 2112
   i32.store offset=40
   local.get $1
-  i32.const 2064
+  i32.const 2112
   call $~lib/string/String.__concat
   local.set $1
   global.get $~lib/memory/__stack_pointer
@@ -3587,7 +3623,7 @@
   local.get $2
   i32.store offset=36
   global.get $~lib/memory/__stack_pointer
-  i32.const 1808
+  i32.const 1856
   i32.store offset=44
   local.get $2
   i32.const 2
@@ -3604,10 +3640,10 @@
   local.get $1
   i32.store offset=12
   global.get $~lib/memory/__stack_pointer
-  i32.const 2096
+  i32.const 2144
   i32.store offset=24
   local.get $1
-  i32.const 2096
+  i32.const 2144
   call $~lib/string/String.__concat
   local.set $1
   global.get $~lib/memory/__stack_pointer
@@ -3624,7 +3660,7 @@
   local.get $0
   i32.store offset=12
   global.get $~lib/memory/__stack_pointer
-  i32.const 1808
+  i32.const 1856
   i32.store offset=28
   local.get $0
   i32.const 3
@@ -3641,10 +3677,10 @@
   local.get $0
   i32.store offset=4
   global.get $~lib/memory/__stack_pointer
-  i32.const 2128
+  i32.const 2176
   i32.store offset=8
   local.get $0
-  i32.const 2128
+  i32.const 2176
   call $~lib/string/String.__concat
   global.get $~lib/memory/__stack_pointer
   i32.const 112
@@ -3728,7 +3764,7 @@
        i32.store offset=4
        local.get $0
        i32.load offset=4
-       i32.const 1968
+       i32.const 2016
        i32.store
        br $folding-inner1
       end
@@ -3837,10 +3873,10 @@
         call $~lib/array/Array<~lib/string/String>#push
        else
         global.get $~lib/memory/__stack_pointer
-        i32.const 1968
+        i32.const 2016
         i32.store offset=20
         local.get $2
-        i32.const 1968
+        i32.const 2016
         call $~lib/array/Array<~lib/string/String>#push
        end
        local.get $9
@@ -3894,10 +3930,10 @@
       call $~lib/array/Array<~lib/string/String>#push
      else
       global.get $~lib/memory/__stack_pointer
-      i32.const 1968
+      i32.const 2016
       i32.store offset=20
       local.get $2
-      i32.const 1968
+      i32.const 2016
       call $~lib/array/Array<~lib/string/String>#push
      end
      global.get $~lib/memory/__stack_pointer
@@ -3951,10 +3987,10 @@
   local.get $0
   local.set $1
   global.get $~lib/memory/__stack_pointer
-  i32.const 2032
+  i32.const 2080
   i32.store
   local.get $0
-  i32.const 2032
+  i32.const 2080
   i32.const 0
   call $~lib/string/String#indexOf
   local.tee $2
@@ -3978,11 +4014,11 @@
    local.tee $0
    i32.store offset=8
    global.get $~lib/memory/__stack_pointer
-   i32.const 2064
+   i32.const 2112
    i32.store
    global.get $~lib/memory/__stack_pointer
    local.get $0
-   i32.const 2064
+   i32.const 2112
    call $~lib/string/String#split
    local.tee $0
    i32.store offset=12
@@ -4013,10 +4049,10 @@
    local.tee $0
    i32.store offset=20
    global.get $~lib/memory/__stack_pointer
-   i32.const 2096
+   i32.const 2144
    i32.store
    local.get $0
-   i32.const 2096
+   i32.const 2144
    i32.const 0
    call $~lib/string/String#indexOf
    local.tee $2
@@ -4054,11 +4090,11 @@
    end
   end
   global.get $~lib/memory/__stack_pointer
-  i32.const 2000
+  i32.const 2048
   i32.store
   global.get $~lib/memory/__stack_pointer
   local.get $1
-  i32.const 2000
+  i32.const 2048
   call $~lib/string/String#split
   local.tee $0
   i32.store offset=24
@@ -4189,18 +4225,18 @@
   memory.size
   i32.const 16
   i32.shl
-  i32.const 19668
+  i32.const 19716
   i32.sub
   i32.const 1
   i32.shr_u
   global.set $~lib/rt/itcms/threshold
-  i32.const 1216
+  i32.const 1312
   call $~lib/rt/itcms/initLazy
   global.set $~lib/rt/itcms/pinSpace
-  i32.const 1248
+  i32.const 1344
   call $~lib/rt/itcms/initLazy
   global.set $~lib/rt/itcms/toSpace
-  i32.const 1392
+  i32.const 1488
   call $~lib/rt/itcms/initLazy
   global.set $~lib/rt/itcms/fromSpace
   global.get $~lib/memory/__stack_pointer
@@ -4996,10 +5032,10 @@
   local.get $0
   i32.store offset=4
   global.get $~lib/memory/__stack_pointer
-  i32.const 2160
+  i32.const 2208
   i32.store offset=8
   local.get $0
-  i32.const 2160
+  i32.const 2208
   call $~lib/string/String.__eq
   i32.eqz
   if
@@ -5022,10 +5058,10 @@
   local.get $0
   i32.store offset=4
   global.get $~lib/memory/__stack_pointer
-  i32.const 2240
+  i32.const 2288
   i32.store offset=8
   local.get $0
-  i32.const 2240
+  i32.const 2288
   call $~lib/string/String.__eq
   i32.eqz
   if
@@ -5048,10 +5084,10 @@
   local.get $0
   i32.store offset=4
   global.get $~lib/memory/__stack_pointer
-  i32.const 2320
+  i32.const 2368
   i32.store offset=8
   local.get $0
-  i32.const 2320
+  i32.const 2368
   call $~lib/string/String.__eq
   i32.eqz
   if
@@ -5063,10 +5099,10 @@
    unreachable
   end
   global.get $~lib/memory/__stack_pointer
-  i32.const 2400
+  i32.const 2448
   i32.store offset=4
   global.get $~lib/memory/__stack_pointer
-  i32.const 2400
+  i32.const 2448
   call $~lib/date/Date.fromString
   local.tee $0
   i32.store
@@ -5083,10 +5119,10 @@
    unreachable
   end
   global.get $~lib/memory/__stack_pointer
-  i32.const 2672
+  i32.const 2720
   i32.store offset=4
   global.get $~lib/memory/__stack_pointer
-  i32.const 2672
+  i32.const 2720
   call $~lib/date/Date.fromString
   local.tee $0
   i32.store
@@ -5103,10 +5139,10 @@
    unreachable
   end
   global.get $~lib/memory/__stack_pointer
-  i32.const 2720
+  i32.const 2768
   i32.store offset=4
   global.get $~lib/memory/__stack_pointer
-  i32.const 2720
+  i32.const 2768
   call $~lib/date/Date.fromString
   local.tee $0
   i32.store
@@ -5123,9 +5159,9 @@
    unreachable
   end
   global.get $~lib/memory/__stack_pointer
-  i32.const 2768
+  i32.const 2816
   i32.store offset=8
-  i32.const 2768
+  i32.const 2816
   call $~lib/date/Date.fromString
   local.set $0
   global.get $~lib/memory/__stack_pointer
@@ -5134,9 +5170,9 @@
   local.get $0
   i64.load offset=16
   global.get $~lib/memory/__stack_pointer
-  i32.const 2816
+  i32.const 2864
   i32.store offset=8
-  i32.const 2816
+  i32.const 2864
   call $~lib/date/Date.fromString
   local.set $0
   global.get $~lib/memory/__stack_pointer
@@ -5154,10 +5190,10 @@
    unreachable
   end
   global.get $~lib/memory/__stack_pointer
-  i32.const 2864
+  i32.const 2912
   i32.store offset=4
   global.get $~lib/memory/__stack_pointer
-  i32.const 2864
+  i32.const 2912
   call $~lib/date/Date.fromString
   local.tee $0
   i32.store
@@ -5174,10 +5210,10 @@
    unreachable
   end
   global.get $~lib/memory/__stack_pointer
-  i32.const 2928
+  i32.const 2976
   i32.store offset=4
   global.get $~lib/memory/__stack_pointer
-  i32.const 2928
+  i32.const 2976
   call $~lib/date/Date.fromString
   local.tee $0
   i32.store
@@ -5194,10 +5230,10 @@
    unreachable
   end
   global.get $~lib/memory/__stack_pointer
-  i32.const 3008
+  i32.const 3056
   i32.store offset=4
   global.get $~lib/memory/__stack_pointer
-  i32.const 3008
+  i32.const 3056
   call $~lib/date/Date.fromString
   local.tee $0
   i32.store
@@ -5326,10 +5362,10 @@
   local.get $0
   i32.store offset=4
   global.get $~lib/memory/__stack_pointer
-  i32.const 3088
+  i32.const 3136
   i32.store offset=8
   local.get $0
-  i32.const 3088
+  i32.const 3136
   call $~lib/string/String.__eq
   i32.eqz
   if
@@ -5347,10 +5383,10 @@
   local.get $0
   i32.store offset=4
   global.get $~lib/memory/__stack_pointer
-  i32.const 3168
+  i32.const 3216
   i32.store offset=8
   local.get $0
-  i32.const 3168
+  i32.const 3216
   call $~lib/string/String.__eq
   i32.eqz
   if
@@ -5371,9 +5407,9 @@
   local.tee $0
   i32.store offset=20
   global.get $~lib/memory/__stack_pointer
-  i32.const 1968
+  i32.const 2016
   i32.store offset=4
-  i32.const 1968
+  i32.const 2016
   i32.const 2
   local.get $0
   i32.load offset=8
@@ -5418,6 +5454,22 @@
   local.get $1
   local.get $0
   i64.store offset=16
+  i32.const 1
+  local.get $0
+  i64.const 8640000000000000
+  i64.gt_s
+  local.get $0
+  i64.const -8640000000000000
+  i64.lt_s
+  select
+  if
+   i32.const 1104
+   i32.const 1152
+   i32.const 79
+   i32.const 7
+   call $~lib/builtins/abort
+   unreachable
+  end
   local.get $1
   local.get $0
   i64.const 86400000
@@ -5453,7 +5505,7 @@
   i32.const 0
   i32.store
   i32.const 1
-  i32.const 1804
+  i32.const 1852
   i32.load
   i32.const 1
   i32.shr_u
@@ -5514,7 +5566,7 @@
      local.get $1
      local.get $4
      i32.add
-     i32.const 1808
+     i32.const 1856
      local.get $3
      call $~lib/memory/memory.copy
      local.get $3
@@ -5527,14 +5579,14 @@
    local.get $1
    local.get $6
    i32.add
-   i32.const 1808
+   i32.const 1856
    local.get $2
    local.get $6
    i32.sub
    call $~lib/memory/memory.copy
   else
    local.get $1
-   i32.const 1808
+   i32.const 1856
    local.get $2
    call $~lib/memory/memory.copy
   end
@@ -5617,7 +5669,7 @@
    i32.const 4
    i32.add
    global.set $~lib/memory/__stack_pointer
-   i32.const 1968
+   i32.const 2016
    return
   end
   i32.const 0
@@ -5714,8 +5766,8 @@
   i32.load offset=12
   i32.ge_u
   if
-   i32.const 1296
-   i32.const 2496
+   i32.const 1392
+   i32.const 2544
    i32.const 92
    i32.const 42
    call $~lib/builtins/abort
@@ -5734,8 +5786,8 @@
   local.get $0
   i32.eqz
   if
+   i32.const 2592
    i32.const 2544
-   i32.const 2496
    i32.const 96
    i32.const 40
    call $~lib/builtins/abort
diff --git a/tests/compiler/std/date.untouched.wat b/tests/compiler/std/date.untouched.wat
index 8f579274af..526bc3413c 100644
--- a/tests/compiler/std/date.untouched.wat
+++ b/tests/compiler/std/date.untouched.wat
@@ -23,46 +23,47 @@
  (import "env" "trace" (func $~lib/builtins/trace (param i32 i32 f64 f64 f64 f64 f64)))
  (memory $0 1)
  (data (i32.const 12) ",\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\16\00\00\00s\00t\00d\00/\00d\00a\00t\00e\00.\00t\00s\00\00\00\00\00\00\00")
- (data (i32.const 60) "<\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00(\00\00\00A\00l\00l\00o\00c\00a\00t\00i\00o\00n\00 \00t\00o\00o\00 \00l\00a\00r\00g\00e\00\00\00\00\00")
- (data (i32.const 124) "<\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00 \00\00\00~\00l\00i\00b\00/\00r\00t\00/\00i\00t\00c\00m\00s\00.\00t\00s\00\00\00\00\00\00\00\00\00\00\00\00\00")
- (data (i32.const 192) "\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00")
- (data (i32.const 224) "\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00")
- (data (i32.const 252) "<\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00$\00\00\00I\00n\00d\00e\00x\00 \00o\00u\00t\00 \00o\00f\00 \00r\00a\00n\00g\00e\00\00\00\00\00\00\00\00\00")
- (data (i32.const 316) ",\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\14\00\00\00~\00l\00i\00b\00/\00r\00t\00.\00t\00s\00\00\00\00\00\00\00\00\00")
- (data (i32.const 368) "\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00")
- (data (i32.const 396) "<\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\1e\00\00\00~\00l\00i\00b\00/\00r\00t\00/\00t\00l\00s\00f\00.\00t\00s\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00")
- (data (i32.const 460) "<\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00$\00\00\00V\00a\00l\00u\00e\00 \00o\00u\00t\00 \00o\00f\00 \00r\00a\00n\00g\00e\00\00\00\00\00\00\00\00\00")
- (data (i32.const 524) ",\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\18\00\00\00~\00l\00i\00b\00/\00d\00a\00t\00e\00.\00t\00s\00\00\00\00\00")
- (data (i32.const 572) "|\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00d\00\00\00t\00o\00S\00t\00r\00i\00n\00g\00(\00)\00 \00r\00a\00d\00i\00x\00 \00a\00r\00g\00u\00m\00e\00n\00t\00 \00m\00u\00s\00t\00 \00b\00e\00 \00b\00e\00t\00w\00e\00e\00n\00 \002\00 \00a\00n\00d\00 \003\006\00\00\00\00\00\00\00\00\00")
- (data (i32.const 700) "<\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00&\00\00\00~\00l\00i\00b\00/\00u\00t\00i\00l\00/\00n\00u\00m\00b\00e\00r\00.\00t\00s\00\00\00\00\00\00\00")
- (data (i32.const 764) "\1c\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\02\00\00\000\00\00\00\00\00\00\00\00\00\00\00")
- (data (i32.const 796) "0\000\000\001\000\002\000\003\000\004\000\005\000\006\000\007\000\008\000\009\001\000\001\001\001\002\001\003\001\004\001\005\001\006\001\007\001\008\001\009\002\000\002\001\002\002\002\003\002\004\002\005\002\006\002\007\002\008\002\009\003\000\003\001\003\002\003\003\003\004\003\005\003\006\003\007\003\008\003\009\004\000\004\001\004\002\004\003\004\004\004\005\004\006\004\007\004\008\004\009\005\000\005\001\005\002\005\003\005\004\005\005\005\006\005\007\005\008\005\009\006\000\006\001\006\002\006\003\006\004\006\005\006\006\006\007\006\008\006\009\007\000\007\001\007\002\007\003\007\004\007\005\007\006\007\007\007\008\007\009\008\000\008\001\008\002\008\003\008\004\008\005\008\006\008\007\008\008\008\009\009\000\009\001\009\002\009\003\009\004\009\005\009\006\009\007\009\008\009\009\00")
- (data (i32.const 1196) "\1c\04\00\00\00\00\00\00\00\00\00\00\01\00\00\00\00\04\00\000\000\000\001\000\002\000\003\000\004\000\005\000\006\000\007\000\008\000\009\000\00a\000\00b\000\00c\000\00d\000\00e\000\00f\001\000\001\001\001\002\001\003\001\004\001\005\001\006\001\007\001\008\001\009\001\00a\001\00b\001\00c\001\00d\001\00e\001\00f\002\000\002\001\002\002\002\003\002\004\002\005\002\006\002\007\002\008\002\009\002\00a\002\00b\002\00c\002\00d\002\00e\002\00f\003\000\003\001\003\002\003\003\003\004\003\005\003\006\003\007\003\008\003\009\003\00a\003\00b\003\00c\003\00d\003\00e\003\00f\004\000\004\001\004\002\004\003\004\004\004\005\004\006\004\007\004\008\004\009\004\00a\004\00b\004\00c\004\00d\004\00e\004\00f\005\000\005\001\005\002\005\003\005\004\005\005\005\006\005\007\005\008\005\009\005\00a\005\00b\005\00c\005\00d\005\00e\005\00f\006\000\006\001\006\002\006\003\006\004\006\005\006\006\006\007\006\008\006\009\006\00a\006\00b\006\00c\006\00d\006\00e\006\00f\007\000\007\001\007\002\007\003\007\004\007\005\007\006\007\007\007\008\007\009\007\00a\007\00b\007\00c\007\00d\007\00e\007\00f\008\000\008\001\008\002\008\003\008\004\008\005\008\006\008\007\008\008\008\009\008\00a\008\00b\008\00c\008\00d\008\00e\008\00f\009\000\009\001\009\002\009\003\009\004\009\005\009\006\009\007\009\008\009\009\009\00a\009\00b\009\00c\009\00d\009\00e\009\00f\00a\000\00a\001\00a\002\00a\003\00a\004\00a\005\00a\006\00a\007\00a\008\00a\009\00a\00a\00a\00b\00a\00c\00a\00d\00a\00e\00a\00f\00b\000\00b\001\00b\002\00b\003\00b\004\00b\005\00b\006\00b\007\00b\008\00b\009\00b\00a\00b\00b\00b\00c\00b\00d\00b\00e\00b\00f\00c\000\00c\001\00c\002\00c\003\00c\004\00c\005\00c\006\00c\007\00c\008\00c\009\00c\00a\00c\00b\00c\00c\00c\00d\00c\00e\00c\00f\00d\000\00d\001\00d\002\00d\003\00d\004\00d\005\00d\006\00d\007\00d\008\00d\009\00d\00a\00d\00b\00d\00c\00d\00d\00d\00e\00d\00f\00e\000\00e\001\00e\002\00e\003\00e\004\00e\005\00e\006\00e\007\00e\008\00e\009\00e\00a\00e\00b\00e\00c\00e\00d\00e\00e\00e\00f\00f\000\00f\001\00f\002\00f\003\00f\004\00f\005\00f\006\00f\007\00f\008\00f\009\00f\00a\00f\00b\00f\00c\00f\00d\00f\00e\00f\00f\00\00\00\00\00\00\00\00\00\00\00\00\00")
- (data (i32.const 2252) "\\\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00H\00\00\000\001\002\003\004\005\006\007\008\009\00a\00b\00c\00d\00e\00f\00g\00h\00i\00j\00k\00l\00m\00n\00o\00p\00q\00r\00s\00t\00u\00v\00w\00x\00y\00z\00\00\00\00\00")
- (data (i32.const 2348) "\1c\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\02\00\00\00+\00\00\00\00\00\00\00\00\00\00\00")
- (data (i32.const 2380) "\1c\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00")
- (data (i32.const 2412) "\1c\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\02\00\00\00-\00\00\00\00\00\00\00\00\00\00\00")
- (data (i32.const 2444) "\1c\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\02\00\00\00T\00\00\00\00\00\00\00\00\00\00\00")
- (data (i32.const 2476) "\1c\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\02\00\00\00:\00\00\00\00\00\00\00\00\00\00\00")
- (data (i32.const 2508) "\1c\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\02\00\00\00.\00\00\00\00\00\00\00\00\00\00\00")
- (data (i32.const 2540) "\1c\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\02\00\00\00Z\00\00\00\00\00\00\00\00\00\00\00")
- (data (i32.const 2572) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\000\00\00\002\000\000\009\00-\000\001\00-\000\006\00T\000\008\00:\004\000\00:\003\001\00.\000\002\000\00Z\00\00\00\00\00\00\00\00\00\00\00\00\00")
- (data (i32.const 2652) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\000\00\00\002\000\000\009\00-\000\001\00-\000\006\00T\000\008\00:\004\000\00:\003\001\00.\004\005\006\00Z\00\00\00\00\00\00\00\00\00\00\00\00\00")
- (data (i32.const 2732) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\006\00\00\00+\000\001\002\001\008\004\00-\000\004\00-\000\008\00T\001\003\00:\000\007\00:\001\001\00.\000\002\000\00Z\00\00\00\00\00\00\00")
- (data (i32.const 2812) ",\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\14\00\00\001\009\007\006\00-\000\002\00-\000\002\00\00\00\00\00\00\00\00\00")
- (data (i32.const 2860) ",\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\1c\00\00\00I\00n\00v\00a\00l\00i\00d\00 \00l\00e\00n\00g\00t\00h\00")
- (data (i32.const 2908) ",\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\1a\00\00\00~\00l\00i\00b\00/\00a\00r\00r\00a\00y\00.\00t\00s\00\00\00")
- (data (i32.const 2956) "|\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00^\00\00\00E\00l\00e\00m\00e\00n\00t\00 \00t\00y\00p\00e\00 \00m\00u\00s\00t\00 \00b\00e\00 \00n\00u\00l\00l\00a\00b\00l\00e\00 \00i\00f\00 \00a\00r\00r\00a\00y\00 \00i\00s\00 \00h\00o\00l\00e\00y\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00")
- (data (i32.const 3084) ",\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\10\00\00\001\009\007\006\00-\002\00-\002\00\00\00\00\00\00\00\00\00\00\00\00\00")
- (data (i32.const 3132) ",\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\14\00\00\002\003\004\005\00-\001\001\00-\000\004\00\00\00\00\00\00\00\00\00")
- (data (i32.const 3180) ",\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\14\00\00\001\009\007\006\00-\000\004\00-\000\002\00\00\00\00\00\00\00\00\00")
- (data (i32.const 3228) ",\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\10\00\00\007\006\00-\000\004\00-\000\002\00\00\00\00\00\00\00\00\00\00\00\00\00")
- (data (i32.const 3276) "<\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00&\00\00\001\009\007\006\00-\000\002\00-\000\002\00T\001\002\00:\003\004\00:\005\006\00\00\00\00\00\00\00")
- (data (i32.const 3340) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00.\00\00\001\009\007\006\00-\000\002\00-\000\002\00T\001\002\00:\003\004\00:\005\006\00.\004\005\006\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00")
- (data (i32.const 3420) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\000\00\00\001\009\007\006\00-\000\002\00-\000\002\00T\001\002\00:\003\004\00:\005\006\00.\004\005\006\00Z\00\00\00\00\00\00\00\00\00\00\00\00\00")
- (data (i32.const 3500) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\006\00\00\00-\002\007\001\008\002\001\00-\000\004\00-\002\000\00T\000\000\00:\000\000\00:\000\000\00.\000\000\000\00Z\00\00\00\00\00\00\00")
- (data (i32.const 3580) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\006\00\00\00+\002\007\005\007\006\000\00-\000\009\00-\001\003\00T\000\000\00:\000\000\00:\000\000\00.\000\000\000\00Z\00\00\00\00\00\00\00")
- (data (i32.const 3664) "\06\00\00\00 \00\00\00\00\00\00\00 \00\00\00\00\00\00\00\00\00\00\00\00\00\00\00 \00\00\00\00\00\00\00\02A\00\00\00\00\00\00\02\t\00\00\00\00\00\00")
+ (data (i32.const 60) ",\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\18\00\00\00I\00n\00v\00a\00l\00i\00d\00 \00D\00a\00t\00e\00\00\00\00\00")
+ (data (i32.const 108) ",\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\18\00\00\00~\00l\00i\00b\00/\00d\00a\00t\00e\00.\00t\00s\00\00\00\00\00")
+ (data (i32.const 156) "<\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00(\00\00\00A\00l\00l\00o\00c\00a\00t\00i\00o\00n\00 \00t\00o\00o\00 \00l\00a\00r\00g\00e\00\00\00\00\00")
+ (data (i32.const 220) "<\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00 \00\00\00~\00l\00i\00b\00/\00r\00t\00/\00i\00t\00c\00m\00s\00.\00t\00s\00\00\00\00\00\00\00\00\00\00\00\00\00")
+ (data (i32.const 288) "\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00")
+ (data (i32.const 320) "\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00")
+ (data (i32.const 348) "<\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00$\00\00\00I\00n\00d\00e\00x\00 \00o\00u\00t\00 \00o\00f\00 \00r\00a\00n\00g\00e\00\00\00\00\00\00\00\00\00")
+ (data (i32.const 412) ",\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\14\00\00\00~\00l\00i\00b\00/\00r\00t\00.\00t\00s\00\00\00\00\00\00\00\00\00")
+ (data (i32.const 464) "\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00")
+ (data (i32.const 492) "<\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\1e\00\00\00~\00l\00i\00b\00/\00r\00t\00/\00t\00l\00s\00f\00.\00t\00s\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00")
+ (data (i32.const 556) "<\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00$\00\00\00V\00a\00l\00u\00e\00 \00o\00u\00t\00 \00o\00f\00 \00r\00a\00n\00g\00e\00\00\00\00\00\00\00\00\00")
+ (data (i32.const 620) "|\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00d\00\00\00t\00o\00S\00t\00r\00i\00n\00g\00(\00)\00 \00r\00a\00d\00i\00x\00 \00a\00r\00g\00u\00m\00e\00n\00t\00 \00m\00u\00s\00t\00 \00b\00e\00 \00b\00e\00t\00w\00e\00e\00n\00 \002\00 \00a\00n\00d\00 \003\006\00\00\00\00\00\00\00\00\00")
+ (data (i32.const 748) "<\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00&\00\00\00~\00l\00i\00b\00/\00u\00t\00i\00l\00/\00n\00u\00m\00b\00e\00r\00.\00t\00s\00\00\00\00\00\00\00")
+ (data (i32.const 812) "\1c\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\02\00\00\000\00\00\00\00\00\00\00\00\00\00\00")
+ (data (i32.const 844) "0\000\000\001\000\002\000\003\000\004\000\005\000\006\000\007\000\008\000\009\001\000\001\001\001\002\001\003\001\004\001\005\001\006\001\007\001\008\001\009\002\000\002\001\002\002\002\003\002\004\002\005\002\006\002\007\002\008\002\009\003\000\003\001\003\002\003\003\003\004\003\005\003\006\003\007\003\008\003\009\004\000\004\001\004\002\004\003\004\004\004\005\004\006\004\007\004\008\004\009\005\000\005\001\005\002\005\003\005\004\005\005\005\006\005\007\005\008\005\009\006\000\006\001\006\002\006\003\006\004\006\005\006\006\006\007\006\008\006\009\007\000\007\001\007\002\007\003\007\004\007\005\007\006\007\007\007\008\007\009\008\000\008\001\008\002\008\003\008\004\008\005\008\006\008\007\008\008\008\009\009\000\009\001\009\002\009\003\009\004\009\005\009\006\009\007\009\008\009\009\00")
+ (data (i32.const 1244) "\1c\04\00\00\00\00\00\00\00\00\00\00\01\00\00\00\00\04\00\000\000\000\001\000\002\000\003\000\004\000\005\000\006\000\007\000\008\000\009\000\00a\000\00b\000\00c\000\00d\000\00e\000\00f\001\000\001\001\001\002\001\003\001\004\001\005\001\006\001\007\001\008\001\009\001\00a\001\00b\001\00c\001\00d\001\00e\001\00f\002\000\002\001\002\002\002\003\002\004\002\005\002\006\002\007\002\008\002\009\002\00a\002\00b\002\00c\002\00d\002\00e\002\00f\003\000\003\001\003\002\003\003\003\004\003\005\003\006\003\007\003\008\003\009\003\00a\003\00b\003\00c\003\00d\003\00e\003\00f\004\000\004\001\004\002\004\003\004\004\004\005\004\006\004\007\004\008\004\009\004\00a\004\00b\004\00c\004\00d\004\00e\004\00f\005\000\005\001\005\002\005\003\005\004\005\005\005\006\005\007\005\008\005\009\005\00a\005\00b\005\00c\005\00d\005\00e\005\00f\006\000\006\001\006\002\006\003\006\004\006\005\006\006\006\007\006\008\006\009\006\00a\006\00b\006\00c\006\00d\006\00e\006\00f\007\000\007\001\007\002\007\003\007\004\007\005\007\006\007\007\007\008\007\009\007\00a\007\00b\007\00c\007\00d\007\00e\007\00f\008\000\008\001\008\002\008\003\008\004\008\005\008\006\008\007\008\008\008\009\008\00a\008\00b\008\00c\008\00d\008\00e\008\00f\009\000\009\001\009\002\009\003\009\004\009\005\009\006\009\007\009\008\009\009\009\00a\009\00b\009\00c\009\00d\009\00e\009\00f\00a\000\00a\001\00a\002\00a\003\00a\004\00a\005\00a\006\00a\007\00a\008\00a\009\00a\00a\00a\00b\00a\00c\00a\00d\00a\00e\00a\00f\00b\000\00b\001\00b\002\00b\003\00b\004\00b\005\00b\006\00b\007\00b\008\00b\009\00b\00a\00b\00b\00b\00c\00b\00d\00b\00e\00b\00f\00c\000\00c\001\00c\002\00c\003\00c\004\00c\005\00c\006\00c\007\00c\008\00c\009\00c\00a\00c\00b\00c\00c\00c\00d\00c\00e\00c\00f\00d\000\00d\001\00d\002\00d\003\00d\004\00d\005\00d\006\00d\007\00d\008\00d\009\00d\00a\00d\00b\00d\00c\00d\00d\00d\00e\00d\00f\00e\000\00e\001\00e\002\00e\003\00e\004\00e\005\00e\006\00e\007\00e\008\00e\009\00e\00a\00e\00b\00e\00c\00e\00d\00e\00e\00e\00f\00f\000\00f\001\00f\002\00f\003\00f\004\00f\005\00f\006\00f\007\00f\008\00f\009\00f\00a\00f\00b\00f\00c\00f\00d\00f\00e\00f\00f\00\00\00\00\00\00\00\00\00\00\00\00\00")
+ (data (i32.const 2300) "\\\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00H\00\00\000\001\002\003\004\005\006\007\008\009\00a\00b\00c\00d\00e\00f\00g\00h\00i\00j\00k\00l\00m\00n\00o\00p\00q\00r\00s\00t\00u\00v\00w\00x\00y\00z\00\00\00\00\00")
+ (data (i32.const 2396) "\1c\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\02\00\00\00+\00\00\00\00\00\00\00\00\00\00\00")
+ (data (i32.const 2428) "\1c\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00")
+ (data (i32.const 2460) "\1c\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\02\00\00\00-\00\00\00\00\00\00\00\00\00\00\00")
+ (data (i32.const 2492) "\1c\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\02\00\00\00T\00\00\00\00\00\00\00\00\00\00\00")
+ (data (i32.const 2524) "\1c\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\02\00\00\00:\00\00\00\00\00\00\00\00\00\00\00")
+ (data (i32.const 2556) "\1c\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\02\00\00\00.\00\00\00\00\00\00\00\00\00\00\00")
+ (data (i32.const 2588) "\1c\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\02\00\00\00Z\00\00\00\00\00\00\00\00\00\00\00")
+ (data (i32.const 2620) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\000\00\00\002\000\000\009\00-\000\001\00-\000\006\00T\000\008\00:\004\000\00:\003\001\00.\000\002\000\00Z\00\00\00\00\00\00\00\00\00\00\00\00\00")
+ (data (i32.const 2700) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\000\00\00\002\000\000\009\00-\000\001\00-\000\006\00T\000\008\00:\004\000\00:\003\001\00.\004\005\006\00Z\00\00\00\00\00\00\00\00\00\00\00\00\00")
+ (data (i32.const 2780) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\006\00\00\00+\000\001\002\001\008\004\00-\000\004\00-\000\008\00T\001\003\00:\000\007\00:\001\001\00.\000\002\000\00Z\00\00\00\00\00\00\00")
+ (data (i32.const 2860) ",\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\14\00\00\001\009\007\006\00-\000\002\00-\000\002\00\00\00\00\00\00\00\00\00")
+ (data (i32.const 2908) ",\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\1c\00\00\00I\00n\00v\00a\00l\00i\00d\00 \00l\00e\00n\00g\00t\00h\00")
+ (data (i32.const 2956) ",\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\1a\00\00\00~\00l\00i\00b\00/\00a\00r\00r\00a\00y\00.\00t\00s\00\00\00")
+ (data (i32.const 3004) "|\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00^\00\00\00E\00l\00e\00m\00e\00n\00t\00 \00t\00y\00p\00e\00 \00m\00u\00s\00t\00 \00b\00e\00 \00n\00u\00l\00l\00a\00b\00l\00e\00 \00i\00f\00 \00a\00r\00r\00a\00y\00 \00i\00s\00 \00h\00o\00l\00e\00y\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00")
+ (data (i32.const 3132) ",\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\10\00\00\001\009\007\006\00-\002\00-\002\00\00\00\00\00\00\00\00\00\00\00\00\00")
+ (data (i32.const 3180) ",\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\14\00\00\002\003\004\005\00-\001\001\00-\000\004\00\00\00\00\00\00\00\00\00")
+ (data (i32.const 3228) ",\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\14\00\00\001\009\007\006\00-\000\004\00-\000\002\00\00\00\00\00\00\00\00\00")
+ (data (i32.const 3276) ",\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\10\00\00\007\006\00-\000\004\00-\000\002\00\00\00\00\00\00\00\00\00\00\00\00\00")
+ (data (i32.const 3324) "<\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00&\00\00\001\009\007\006\00-\000\002\00-\000\002\00T\001\002\00:\003\004\00:\005\006\00\00\00\00\00\00\00")
+ (data (i32.const 3388) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00.\00\00\001\009\007\006\00-\000\002\00-\000\002\00T\001\002\00:\003\004\00:\005\006\00.\004\005\006\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00")
+ (data (i32.const 3468) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\000\00\00\001\009\007\006\00-\000\002\00-\000\002\00T\001\002\00:\003\004\00:\005\006\00.\004\005\006\00Z\00\00\00\00\00\00\00\00\00\00\00\00\00")
+ (data (i32.const 3548) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\006\00\00\00-\002\007\001\008\002\001\00-\000\004\00-\002\000\00T\000\000\00:\000\000\00:\000\000\00.\000\000\000\00Z\00\00\00\00\00\00\00")
+ (data (i32.const 3628) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\006\00\00\00+\002\007\005\007\006\000\00-\000\009\00-\001\003\00T\000\000\00:\000\000\00:\000\000\00.\000\000\000\00Z\00\00\00\00\00\00\00")
+ (data (i32.const 3712) "\06\00\00\00 \00\00\00\00\00\00\00 \00\00\00\00\00\00\00\00\00\00\00\00\00\00\00 \00\00\00\00\00\00\00\02A\00\00\00\00\00\00\02\t\00\00\00\00\00\00")
  (table $0 1 funcref)
  (global $~lib/date/_day (mut i32) (i32.const 0))
  (global $~lib/date/_month (mut i32) (i32.const 0))
@@ -79,10 +80,10 @@
  (global $~lib/ASC_LOW_MEMORY_LIMIT i32 (i32.const 0))
  (global $~lib/ASC_SHRINK_LEVEL i32 (i32.const 0))
  (global $~lib/builtins/i32.MAX_VALUE i32 (i32.const 2147483647))
- (global $~lib/rt/__rtti_base i32 (i32.const 3664))
- (global $~lib/memory/__data_end i32 (i32.const 3716))
- (global $~lib/memory/__stack_pointer (mut i32) (i32.const 20100))
- (global $~lib/memory/__heap_base i32 (i32.const 20100))
+ (global $~lib/rt/__rtti_base i32 (i32.const 3712))
+ (global $~lib/memory/__data_end i32 (i32.const 3764))
+ (global $~lib/memory/__stack_pointer (mut i32) (i32.const 20148))
+ (global $~lib/memory/__heap_base i32 (i32.const 20148))
  (global $~started (mut i32) (i32.const 0))
  (export "memory" (memory $0))
  (export "_start" (func $~start))
@@ -273,22 +274,7 @@
   i32.mul
   i32.const 2
   i32.add
-  local.set $2
   i32.const 153
-  local.set $1
-  local.get $2
-  i32.const 0
-  i32.ge_s
-  if (result i32)
-   local.get $2
-  else
-   local.get $2
-   local.get $1
-   i32.sub
-   i32.const 1
-   i32.add
-  end
-  local.get $1
   i32.div_s
   local.set $8
   local.get $7
@@ -399,7 +385,7 @@
     i32.eqz
     if
      i32.const 0
-     i32.const 144
+     i32.const 240
      i32.const 159
      i32.const 16
      call $~lib/builtins/abort
@@ -465,7 +451,7 @@
    i32.eqz
    if
     i32.const 0
-    i32.const 144
+    i32.const 240
     i32.const 127
     i32.const 18
     call $~lib/builtins/abort
@@ -482,7 +468,7 @@
   i32.eqz
   if
    i32.const 0
-   i32.const 144
+   i32.const 240
    i32.const 131
    i32.const 16
    call $~lib/builtins/abort
@@ -504,8 +490,8 @@
   i32.load
   i32.gt_u
   if
-   i32.const 272
-   i32.const 336
+   i32.const 368
+   i32.const 432
    i32.const 22
    i32.const 28
    call $~lib/builtins/abort
@@ -571,7 +557,7 @@
    i32.eqz
    if (result i32)
     i32.const 0
-    i32.const 144
+    i32.const 240
     i32.const 147
     i32.const 30
     call $~lib/builtins/abort
@@ -697,7 +683,7 @@
   i32.eqz
   if
    i32.const 0
-   i32.const 416
+   i32.const 512
    i32.const 268
    i32.const 14
    call $~lib/builtins/abort
@@ -717,7 +703,7 @@
   i32.eqz
   if
    i32.const 0
-   i32.const 416
+   i32.const 512
    i32.const 270
    i32.const 14
    call $~lib/builtins/abort
@@ -780,7 +766,7 @@
   i32.eqz
   if
    i32.const 0
-   i32.const 416
+   i32.const 512
    i32.const 284
    i32.const 14
    call $~lib/builtins/abort
@@ -912,7 +898,7 @@
   i32.eqz
   if
    i32.const 0
-   i32.const 416
+   i32.const 512
    i32.const 201
    i32.const 14
    call $~lib/builtins/abort
@@ -929,7 +915,7 @@
   i32.eqz
   if
    i32.const 0
-   i32.const 416
+   i32.const 512
    i32.const 203
    i32.const 14
    call $~lib/builtins/abort
@@ -1009,7 +995,7 @@
    i32.eqz
    if
     i32.const 0
-    i32.const 416
+    i32.const 512
     i32.const 221
     i32.const 16
     call $~lib/builtins/abort
@@ -1052,7 +1038,7 @@
   i32.eqz
   if
    i32.const 0
-   i32.const 416
+   i32.const 512
    i32.const 233
    i32.const 14
    call $~lib/builtins/abort
@@ -1070,7 +1056,7 @@
   i32.eqz
   if
    i32.const 0
-   i32.const 416
+   i32.const 512
    i32.const 234
    i32.const 14
    call $~lib/builtins/abort
@@ -1138,7 +1124,7 @@
   i32.eqz
   if
    i32.const 0
-   i32.const 416
+   i32.const 512
    i32.const 251
    i32.const 14
    call $~lib/builtins/abort
@@ -1243,7 +1229,7 @@
   i32.eqz
   if
    i32.const 0
-   i32.const 416
+   i32.const 512
    i32.const 377
    i32.const 14
    call $~lib/builtins/abort
@@ -1286,7 +1272,7 @@
    i32.eqz
    if
     i32.const 0
-    i32.const 416
+    i32.const 512
     i32.const 384
     i32.const 16
     call $~lib/builtins/abort
@@ -1319,7 +1305,7 @@
    i32.eqz
    if
     i32.const 0
-    i32.const 416
+    i32.const 512
     i32.const 397
     i32.const 5
     call $~lib/builtins/abort
@@ -1562,7 +1548,7 @@
   i32.eqz
   if
    i32.const 0
-   i32.const 416
+   i32.const 512
    i32.const 559
    i32.const 3
    call $~lib/builtins/abort
@@ -1784,7 +1770,7 @@
     i32.eqz
     if
      i32.const 0
-     i32.const 144
+     i32.const 240
      i32.const 228
      i32.const 20
      call $~lib/builtins/abort
@@ -1892,8 +1878,8 @@
   i32.const 1073741820
   i32.ge_u
   if
-   i32.const 80
-   i32.const 416
+   i32.const 176
+   i32.const 512
    i32.const 458
    i32.const 30
    call $~lib/builtins/abort
@@ -1977,7 +1963,7 @@
   i32.eqz
   if
    i32.const 0
-   i32.const 416
+   i32.const 512
    i32.const 330
    i32.const 14
    call $~lib/builtins/abort
@@ -2042,7 +2028,7 @@
     i32.eqz
     if
      i32.const 0
-     i32.const 416
+     i32.const 512
      i32.const 343
      i32.const 18
      call $~lib/builtins/abort
@@ -2193,7 +2179,7 @@
   i32.eqz
   if
    i32.const 0
-   i32.const 416
+   i32.const 512
    i32.const 357
    i32.const 14
    call $~lib/builtins/abort
@@ -2302,7 +2288,7 @@
    i32.eqz
    if
     i32.const 0
-    i32.const 416
+    i32.const 512
     i32.const 496
     i32.const 16
     call $~lib/builtins/abort
@@ -2322,7 +2308,7 @@
   i32.eqz
   if
    i32.const 0
-   i32.const 416
+   i32.const 512
    i32.const 498
    i32.const 14
    call $~lib/builtins/abort
@@ -2599,8 +2585,8 @@
   i32.const 1073741804
   i32.ge_u
   if
-   i32.const 80
-   i32.const 144
+   i32.const 176
+   i32.const 240
    i32.const 260
    i32.const 31
    call $~lib/builtins/abort
@@ -2654,6 +2640,28 @@
   i64.load offset=16
  )
  (func $~lib/date/Date#setTime (param $0 i32) (param $1 i64) (result i64)
+  (local $2 i64)
+  local.get $0
+  i64.load offset=16
+  local.set $2
+  local.get $2
+  i64.const -8640000000000000
+  i64.lt_s
+  if (result i32)
+   i32.const 1
+  else
+   local.get $2
+   i64.const 8640000000000000
+   i64.gt_s
+  end
+  if
+   i32.const 80
+   i32.const 128
+   i32.const 92
+   i32.const 7
+   call $~lib/builtins/abort
+   unreachable
+  end
   local.get $0
   local.get $1
   call $~lib/date/Date#set:epochMillis
@@ -2745,9 +2753,9 @@
    i32.gt_s
   end
   if
-   i32.const 480
-   i32.const 544
-   i32.const 126
+   i32.const 576
+   i32.const 128
+   i32.const 134
    i32.const 38
    call $~lib/builtins/abort
    unreachable
@@ -2778,9 +2786,9 @@
    i32.gt_s
   end
   if
-   i32.const 480
-   i32.const 544
-   i32.const 131
+   i32.const 576
+   i32.const 128
+   i32.const 139
    i32.const 38
    call $~lib/builtins/abort
    unreachable
@@ -2811,9 +2819,9 @@
    i32.gt_s
   end
   if
-   i32.const 480
-   i32.const 544
-   i32.const 136
+   i32.const 576
+   i32.const 128
+   i32.const 144
    i32.const 34
    call $~lib/builtins/abort
    unreachable
@@ -2884,6 +2892,13 @@
   (local $3 i32)
   (local $4 i64)
   local.get $0
+  i32.load offset=8
+  local.get $1
+  i32.eq
+  if
+   return
+  end
+  local.get $0
   i32.load
   local.set $2
   local.get $0
@@ -2902,9 +2917,9 @@
    i32.gt_s
   end
   if
-   i32.const 480
-   i32.const 544
-   i32.const 143
+   i32.const 576
+   i32.const 128
+   i32.const 152
    i32.const 52
    call $~lib/builtins/abort
    unreachable
@@ -2929,6 +2944,13 @@
  )
  (func $~lib/date/Date#setUTCMonth (param $0 i32) (param $1 i32)
   (local $2 i64)
+  local.get $0
+  i32.load offset=4
+  local.get $1
+  i32.eq
+  if
+   return
+  end
   local.get $1
   i32.const 1
   i32.lt_s
@@ -2940,9 +2962,9 @@
    i32.gt_s
   end
   if
-   i32.const 480
-   i32.const 544
-   i32.const 149
+   i32.const 576
+   i32.const 128
+   i32.const 159
    i32.const 34
    call $~lib/builtins/abort
    unreachable
@@ -2972,6 +2994,13 @@
  (func $~lib/date/Date#setUTCFullYear (param $0 i32) (param $1 i32)
   (local $2 i64)
   local.get $0
+  i32.load
+  local.get $1
+  i32.eq
+  if
+   return
+  end
+  local.get $0
   i64.load offset=16
   i64.const 86400000
   i64.rem_s
@@ -3081,14 +3110,14 @@
     i32.const 100
     i32.rem_u
     local.set $7
-    i32.const 796
+    i32.const 844
     local.get $6
     i32.const 2
     i32.shl
     i32.add
     i64.load32_u
     local.set $8
-    i32.const 796
+    i32.const 844
     local.get $7
     i32.const 2
     i32.shl
@@ -3131,7 +3160,7 @@
    i32.const 2
    i32.sub
    local.set $2
-   i32.const 796
+   i32.const 844
    local.get $10
    i32.const 2
    i32.shl
@@ -3154,7 +3183,7 @@
    i32.const 2
    i32.sub
    local.set $2
-   i32.const 796
+   i32.const 844
    local.get $1
    i32.const 2
    i32.shl
@@ -3204,7 +3233,7 @@
     i32.const 1
     i32.shl
     i32.add
-    i32.const 1216
+    i32.const 1264
     local.get $1
     i32.wrap_i64
     i32.const 255
@@ -3226,7 +3255,7 @@
   i32.and
   if
    local.get $0
-   i32.const 1216
+   i32.const 1264
    local.get $1
    i32.wrap_i64
    i32.const 6
@@ -3349,7 +3378,7 @@
     i32.const 1
     i32.shl
     i32.add
-    i32.const 2272
+    i32.const 2320
     local.get $1
     local.get $6
     i64.and
@@ -3385,7 +3414,7 @@
     i32.const 1
     i32.shl
     i32.add
-    i32.const 2272
+    i32.const 2320
     local.get $1
     local.get $6
     local.get $4
@@ -4960,7 +4989,7 @@
   i32.eqz
   if
    i32.const 0
-   i32.const 144
+   i32.const 240
    i32.const 294
    i32.const 14
    call $~lib/builtins/abort
@@ -5094,8 +5123,8 @@
    i32.shr_u
    i32.gt_u
    if
-    i32.const 2880
     i32.const 2928
+    i32.const 2976
     i32.const 14
     i32.const 48
     call $~lib/builtins/abort
@@ -5571,25 +5600,28 @@
  )
  (func $~lib/rt/__visit_globals (param $0 i32)
   (local $1 i32)
-  i32.const 272
+  i32.const 368
   local.get $0
   call $~lib/rt/itcms/__visit
-  i32.const 480
+  i32.const 576
   local.get $0
   call $~lib/rt/itcms/__visit
-  i32.const 2880
+  i32.const 2928
   local.get $0
   call $~lib/rt/itcms/__visit
-  i32.const 2976
+  i32.const 3024
+  local.get $0
+  call $~lib/rt/itcms/__visit
+  i32.const 176
   local.get $0
   call $~lib/rt/itcms/__visit
   i32.const 80
   local.get $0
   call $~lib/rt/itcms/__visit
-  i32.const 1216
+  i32.const 1264
   local.get $0
   call $~lib/rt/itcms/__visit
-  i32.const 2272
+  i32.const 2320
   local.get $0
   call $~lib/rt/itcms/__visit
  )
@@ -5718,8 +5750,8 @@
   global.get $~lib/memory/__data_end
   i32.lt_s
   if
-   i32.const 20128
    i32.const 20176
+   i32.const 20224
    i32.const 1
    i32.const 1
    call $~lib/builtins/abort
@@ -5797,7 +5829,7 @@
   end
   if
    global.get $~lib/memory/__stack_pointer
-   i32.const 2368
+   i32.const 2416
    local.set $2
    global.get $~lib/memory/__stack_pointer
    local.get $2
@@ -5805,7 +5837,7 @@
    local.get $2
    local.get $1
    i32.const 6
-   i32.const 784
+   i32.const 832
    local.set $2
    global.get $~lib/memory/__stack_pointer
    local.get $2
@@ -5822,7 +5854,7 @@
    i32.store
   end
   local.get $1
-  i32.const 2432
+  i32.const 2480
   local.set $2
   global.get $~lib/memory/__stack_pointer
   local.get $2
@@ -5844,7 +5876,7 @@
   i32.store offset=104
   local.get $2
   i32.const 2
-  i32.const 784
+  i32.const 832
   local.set $2
   global.get $~lib/memory/__stack_pointer
   local.get $2
@@ -5862,7 +5894,7 @@
   local.get $2
   i32.store offset=84
   local.get $2
-  i32.const 2432
+  i32.const 2480
   local.set $2
   global.get $~lib/memory/__stack_pointer
   local.get $2
@@ -5884,7 +5916,7 @@
   i32.store offset=84
   local.get $2
   i32.const 2
-  i32.const 784
+  i32.const 832
   local.set $2
   global.get $~lib/memory/__stack_pointer
   local.get $2
@@ -5902,7 +5934,7 @@
   local.get $2
   i32.store offset=68
   local.get $2
-  i32.const 2464
+  i32.const 2512
   local.set $2
   global.get $~lib/memory/__stack_pointer
   local.get $2
@@ -5924,7 +5956,7 @@
   i32.store offset=68
   local.get $2
   i32.const 2
-  i32.const 784
+  i32.const 832
   local.set $2
   global.get $~lib/memory/__stack_pointer
   local.get $2
@@ -5942,7 +5974,7 @@
   local.get $2
   i32.store offset=52
   local.get $2
-  i32.const 2496
+  i32.const 2544
   local.set $2
   global.get $~lib/memory/__stack_pointer
   local.get $2
@@ -5964,7 +5996,7 @@
   i32.store offset=52
   local.get $2
   i32.const 2
-  i32.const 784
+  i32.const 832
   local.set $2
   global.get $~lib/memory/__stack_pointer
   local.get $2
@@ -5982,7 +6014,7 @@
   local.get $2
   i32.store offset=36
   local.get $2
-  i32.const 2496
+  i32.const 2544
   local.set $2
   global.get $~lib/memory/__stack_pointer
   local.get $2
@@ -6004,7 +6036,7 @@
   i32.store offset=36
   local.get $2
   i32.const 2
-  i32.const 784
+  i32.const 832
   local.set $2
   global.get $~lib/memory/__stack_pointer
   local.get $2
@@ -6022,7 +6054,7 @@
   local.get $2
   i32.store offset=12
   local.get $2
-  i32.const 2528
+  i32.const 2576
   local.set $2
   global.get $~lib/memory/__stack_pointer
   local.get $2
@@ -6044,7 +6076,7 @@
   i32.store offset=12
   local.get $2
   i32.const 3
-  i32.const 784
+  i32.const 832
   local.set $2
   global.get $~lib/memory/__stack_pointer
   local.get $2
@@ -6062,7 +6094,7 @@
   local.get $2
   i32.store offset=4
   local.get $2
-  i32.const 2560
+  i32.const 2608
   local.set $2
   global.get $~lib/memory/__stack_pointer
   local.get $2
@@ -6265,7 +6297,7 @@
     i32.store offset=4
     local.get $4
     i32.load offset=4
-    i32.const 2400
+    i32.const 2448
     i32.store
     local.get $4
     local.set $15
@@ -6334,7 +6366,7 @@
      drop
     else
      local.get $10
-     i32.const 2400
+     i32.const 2448
      local.set $15
      global.get $~lib/memory/__stack_pointer
      local.get $15
@@ -6414,7 +6446,7 @@
    drop
   else
    local.get $10
-   i32.const 2400
+   i32.const 2448
    local.set $15
    global.get $~lib/memory/__stack_pointer
    local.get $15
@@ -6475,7 +6507,7 @@
   local.get $0
   local.set $5
   local.get $0
-  i32.const 2464
+  i32.const 2512
   local.set $15
   global.get $~lib/memory/__stack_pointer
   local.get $15
@@ -6506,7 +6538,7 @@
    i32.store offset=8
    global.get $~lib/memory/__stack_pointer
    local.get $7
-   i32.const 2496
+   i32.const 2544
    local.set $15
    global.get $~lib/memory/__stack_pointer
    local.get $15
@@ -6545,7 +6577,7 @@
    local.tee $9
    i32.store offset=20
    local.get $9
-   i32.const 2528
+   i32.const 2576
    local.set $15
    global.get $~lib/memory/__stack_pointer
    local.get $15
@@ -6593,7 +6625,7 @@
   end
   global.get $~lib/memory/__stack_pointer
   local.get $5
-  i32.const 2432
+  i32.const 2480
   local.set $15
   global.get $~lib/memory/__stack_pointer
   local.get $15
@@ -6801,13 +6833,13 @@
   i32.const 1
   i32.shr_u
   global.set $~lib/rt/itcms/threshold
-  i32.const 192
+  i32.const 288
   call $~lib/rt/itcms/initLazy
   global.set $~lib/rt/itcms/pinSpace
-  i32.const 224
+  i32.const 320
   call $~lib/rt/itcms/initLazy
   global.set $~lib/rt/itcms/toSpace
-  i32.const 368
+  i32.const 464
   call $~lib/rt/itcms/initLazy
   global.set $~lib/rt/itcms/fromSpace
   i64.const 1541847600001
@@ -7669,7 +7701,7 @@
   local.get $8
   i32.store offset=4
   local.get $8
-  i32.const 2592
+  i32.const 2640
   local.set $8
   global.get $~lib/memory/__stack_pointer
   local.get $8
@@ -7698,7 +7730,7 @@
   local.get $8
   i32.store offset=4
   local.get $8
-  i32.const 2672
+  i32.const 2720
   local.set $8
   global.get $~lib/memory/__stack_pointer
   local.get $8
@@ -7727,7 +7759,7 @@
   local.get $8
   i32.store offset=4
   local.get $8
-  i32.const 2752
+  i32.const 2800
   local.set $8
   global.get $~lib/memory/__stack_pointer
   local.get $8
@@ -7744,7 +7776,7 @@
    unreachable
   end
   global.get $~lib/memory/__stack_pointer
-  i32.const 2832
+  i32.const 2880
   local.set $8
   global.get $~lib/memory/__stack_pointer
   local.get $8
@@ -7767,7 +7799,7 @@
    unreachable
   end
   global.get $~lib/memory/__stack_pointer
-  i32.const 3104
+  i32.const 3152
   local.set $8
   global.get $~lib/memory/__stack_pointer
   local.get $8
@@ -7790,7 +7822,7 @@
    unreachable
   end
   global.get $~lib/memory/__stack_pointer
-  i32.const 3152
+  i32.const 3200
   local.set $8
   global.get $~lib/memory/__stack_pointer
   local.get $8
@@ -7812,7 +7844,7 @@
    call $~lib/builtins/abort
    unreachable
   end
-  i32.const 3200
+  i32.const 3248
   local.set $8
   global.get $~lib/memory/__stack_pointer
   local.get $8
@@ -7825,7 +7857,7 @@
   i32.store offset=4
   local.get $8
   call $~lib/date/Date#getTime
-  i32.const 3248
+  i32.const 3296
   local.set $8
   global.get $~lib/memory/__stack_pointer
   local.get $8
@@ -7849,7 +7881,7 @@
    unreachable
   end
   global.get $~lib/memory/__stack_pointer
-  i32.const 3296
+  i32.const 3344
   local.set $8
   global.get $~lib/memory/__stack_pointer
   local.get $8
@@ -7872,7 +7904,7 @@
    unreachable
   end
   global.get $~lib/memory/__stack_pointer
-  i32.const 3360
+  i32.const 3408
   local.set $8
   global.get $~lib/memory/__stack_pointer
   local.get $8
@@ -7895,7 +7927,7 @@
    unreachable
   end
   global.get $~lib/memory/__stack_pointer
-  i32.const 3440
+  i32.const 3488
   local.set $8
   global.get $~lib/memory/__stack_pointer
   local.get $8
@@ -8040,7 +8072,7 @@
   local.get $8
   i32.store offset=4
   local.get $8
-  i32.const 3520
+  i32.const 3568
   local.set $8
   global.get $~lib/memory/__stack_pointer
   local.get $8
@@ -8063,7 +8095,7 @@
   local.get $8
   i32.store offset=4
   local.get $8
-  i32.const 3600
+  i32.const 3648
   local.set $8
   global.get $~lib/memory/__stack_pointer
   local.get $8
@@ -8095,7 +8127,7 @@
   call $~lib/date/Date#constructor
   local.tee $3
   i32.store offset=20
-  i32.const 2400
+  i32.const 2448
   local.set $8
   global.get $~lib/memory/__stack_pointer
   local.get $8
@@ -8118,7 +8150,8 @@
   global.set $~lib/memory/__stack_pointer
  )
  (func $~lib/date/Date#constructor (param $0 i32) (param $1 i64) (result i32)
-  (local $2 i32)
+  (local $2 i64)
+  (local $3 i32)
   global.get $~lib/memory/__stack_pointer
   i32.const 4
   i32.sub
@@ -8149,6 +8182,26 @@
   local.get $0
   local.get $1
   call $~lib/date/Date#set:epochMillis
+  local.get $1
+  local.set $2
+  local.get $2
+  i64.const -8640000000000000
+  i64.lt_s
+  if (result i32)
+   i32.const 1
+  else
+   local.get $2
+   i64.const 8640000000000000
+   i64.gt_s
+  end
+  if
+   i32.const 80
+   i32.const 128
+   i32.const 79
+   i32.const 7
+   call $~lib/builtins/abort
+   unreachable
+  end
   local.get $0
   local.get $1
   i64.const 86400000
@@ -8163,12 +8216,12 @@
   global.get $~lib/date/_day
   call $~lib/date/Date#set:day
   local.get $0
-  local.set $2
+  local.set $3
   global.get $~lib/memory/__stack_pointer
   i32.const 4
   i32.add
   global.set $~lib/memory/__stack_pointer
-  local.get $2
+  local.get $3
  )
  (func $~lib/util/number/itoa32 (param $0 i32) (param $1 i32) (result i32)
   (local $2 i32)
@@ -8197,8 +8250,8 @@
    i32.gt_s
   end
   if
-   i32.const 592
-   i32.const 720
+   i32.const 640
+   i32.const 768
    i32.const 373
    i32.const 5
    call $~lib/builtins/abort
@@ -8207,7 +8260,7 @@
   local.get $0
   i32.eqz
   if
-   i32.const 784
+   i32.const 832
    local.set $8
    global.get $~lib/memory/__stack_pointer
    i32.const 4
@@ -8479,7 +8532,7 @@
   i32.const 0
   i32.eq
   if
-   i32.const 2400
+   i32.const 2448
    local.set $6
    global.get $~lib/memory/__stack_pointer
    i32.const 4
@@ -8595,7 +8648,7 @@
   local.get $10
   i32.eqz
   if
-   i32.const 2400
+   i32.const 2448
    local.set $12
    global.get $~lib/memory/__stack_pointer
    i32.const 4
@@ -8713,8 +8766,8 @@
   i32.load offset=12
   i32.ge_u
   if
-   i32.const 272
-   i32.const 2928
+   i32.const 368
+   i32.const 2976
    i32.const 92
    i32.const 42
    call $~lib/builtins/abort
@@ -8738,8 +8791,8 @@
   local.get $2
   i32.eqz
   if
+   i32.const 3024
    i32.const 2976
-   i32.const 2928
    i32.const 96
    i32.const 40
    call $~lib/builtins/abort

From 0cdc38879477d09afd2ae3267bb9495f9e2047a8 Mon Sep 17 00:00:00 2001
From: MaxGraey <maxgraey@gmail.com>
Date: Wed, 14 Apr 2021 18:08:00 +0300
Subject: [PATCH 10/47] typo

---
 std/assembly/date.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/std/assembly/date.ts b/std/assembly/date.ts
index 54a7e7b06b..d77f46da70 100644
--- a/std/assembly/date.ts
+++ b/std/assembly/date.ts
@@ -74,7 +74,7 @@ export class Date {
 
   constructor(private epochMillis: i64) {
     // this differs from JavaScript which prefer return NaN or "Invalid Date" string
-    // insted throw exceprion
+    // instead throwing exception.
     if (invalidDate(epochMillis)) {
       throw new RangeError(E_INVALIDDATE);
     }

From b6a4ed64e93827da96a7d13bebdaa8f996d71ad3 Mon Sep 17 00:00:00 2001
From: MaxGraey <maxgraey@gmail.com>
Date: Wed, 14 Apr 2021 19:44:59 +0300
Subject: [PATCH 11/47] more fixes and tests

---
 std/assembly/date.ts                  |   2 +-
 tests/compiler/std/date.optimized.wat | 230 +++++++----
 tests/compiler/std/date.ts            |   7 +-
 tests/compiler/std/date.untouched.wat | 564 +++++++++++++++-----------
 4 files changed, 485 insertions(+), 318 deletions(-)

diff --git a/std/assembly/date.ts b/std/assembly/date.ts
index d77f46da70..e05abfe38b 100644
--- a/std/assembly/date.ts
+++ b/std/assembly/date.ts
@@ -67,7 +67,6 @@ export class Date {
     var day   = I32.parseInt(parts[2]);
     var month = I32.parseInt(parts[1]);
     var year  = I32.parseInt(parts[0]);
-    if (year < 100) year += 1900;
 
     return new Date(epochMillis(year, month, day, hour, min, sec, ms));
   }
@@ -201,6 +200,7 @@ function epochMillis(
   second: i32,
   milliseconds: i32
 ): i64 {
+  if (year >= 0 && year <= 99) year += 1900;
   return (
     i64(daysSinceEpoch(year, month, day)) * MILLIS_PER_DAY +
     hour * MILLIS_PER_HOUR +
diff --git a/tests/compiler/std/date.optimized.wat b/tests/compiler/std/date.optimized.wat
index c86dbe5455..9ccadddb10 100644
--- a/tests/compiler/std/date.optimized.wat
+++ b/tests/compiler/std/date.optimized.wat
@@ -179,6 +179,18 @@
   i32.mul
   i64.extend_i32_s
   local.get $0
+  i32.const 1900
+  i32.add
+  local.get $0
+  local.get $0
+  i32.const 99
+  i32.le_s
+  i32.const 0
+  local.get $0
+  i32.const 0
+  i32.ge_s
+  select
+  select
   local.get $1
   local.get $2
   call $~lib/date/daysSinceEpoch
@@ -1980,7 +1992,7 @@
   if
    i32.const 1104
    i32.const 1152
-   i32.const 92
+   i32.const 91
    i32.const 7
    call $~lib/builtins/abort
    unreachable
@@ -2056,7 +2068,7 @@
   if
    i32.const 1600
    i32.const 1152
-   i32.const 134
+   i32.const 133
    i32.const 38
    call $~lib/builtins/abort
    unreachable
@@ -2086,7 +2098,7 @@
   if
    i32.const 1600
    i32.const 1152
-   i32.const 139
+   i32.const 138
    i32.const 38
    call $~lib/builtins/abort
    unreachable
@@ -2116,7 +2128,7 @@
   if
    i32.const 1600
    i32.const 1152
-   i32.const 144
+   i32.const 143
    i32.const 34
    call $~lib/builtins/abort
    unreachable
@@ -2189,7 +2201,7 @@
   if
    i32.const 1600
    i32.const 1152
-   i32.const 152
+   i32.const 151
    i32.const 52
    call $~lib/builtins/abort
    unreachable
@@ -2228,7 +2240,7 @@
   if
    i32.const 1600
    i32.const 1152
-   i32.const 159
+   i32.const 158
    i32.const 34
    call $~lib/builtins/abort
    unreachable
@@ -4127,16 +4139,6 @@
   i32.store offset=16
   local.get $0
   call $~lib/util/string/strtol<i32>
-  local.tee $0
-  i32.const 100
-  i32.lt_s
-  if (result i32)
-   local.get $0
-   i32.const 1900
-   i32.add
-  else
-   local.get $0
-  end
   local.get $1
   local.get $2
   local.get $4
@@ -4204,6 +4206,60 @@
    call $~lib/builtins/abort
    unreachable
   end
+  i32.const 70
+  i32.const 1
+  i32.const 1
+  i32.const 0
+  i32.const 0
+  i32.const 0
+  i32.const 0
+  call $~lib/date/epochMillis
+  i64.eqz
+  i32.eqz
+  if
+   i32.const 0
+   i32.const 1056
+   i32.const 5
+   i32.const 3
+   call $~lib/builtins/abort
+   unreachable
+  end
+  i32.const 90
+  i32.const 1
+  i32.const 1
+  i32.const 0
+  i32.const 0
+  i32.const 0
+  i32.const 0
+  call $~lib/date/epochMillis
+  i64.const 631152000000
+  i64.ne
+  if
+   i32.const 0
+   i32.const 1056
+   i32.const 6
+   i32.const 3
+   call $~lib/builtins/abort
+   unreachable
+  end
+  i32.const -90
+  i32.const 1
+  i32.const 1
+  i32.const 0
+  i32.const 0
+  i32.const 0
+  i32.const 0
+  call $~lib/date/epochMillis
+  i64.const -65007360000000
+  i64.ne
+  if
+   i32.const 0
+   i32.const 1056
+   i32.const 7
+   i32.const 3
+   call $~lib/builtins/abort
+   unreachable
+  end
   i32.const 2018
   i32.const 11
   i32.const 10
@@ -4217,7 +4273,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 7
+   i32.const 8
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -4251,7 +4307,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 15
+   i32.const 16
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -4266,7 +4322,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 17
+   i32.const 18
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -4283,7 +4339,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 25
+   i32.const 26
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -4295,7 +4351,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 26
+   i32.const 27
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -4307,7 +4363,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 27
+   i32.const 28
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -4319,7 +4375,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 28
+   i32.const 29
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -4331,7 +4387,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 29
+   i32.const 30
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -4343,7 +4399,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 30
+   i32.const 31
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -4358,7 +4414,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 31
+   i32.const 32
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -4375,7 +4431,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 37
+   i32.const 38
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -4387,7 +4443,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 38
+   i32.const 39
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -4399,7 +4455,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 39
+   i32.const 40
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -4411,7 +4467,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 40
+   i32.const 41
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -4423,7 +4479,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 41
+   i32.const 42
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -4435,7 +4491,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 42
+   i32.const 43
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -4450,7 +4506,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 43
+   i32.const 44
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -4470,7 +4526,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 49
+   i32.const 50
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -4488,7 +4544,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 51
+   i32.const 52
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -4506,7 +4562,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 53
+   i32.const 54
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -4529,7 +4585,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 62
+   i32.const 63
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -4544,7 +4600,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 64
+   i32.const 65
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -4559,7 +4615,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 66
+   i32.const 67
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -4582,7 +4638,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 75
+   i32.const 76
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -4597,7 +4653,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 77
+   i32.const 78
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -4612,7 +4668,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 79
+   i32.const 80
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -4635,7 +4691,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 88
+   i32.const 89
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -4650,7 +4706,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 90
+   i32.const 91
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -4665,7 +4721,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 92
+   i32.const 93
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -4688,7 +4744,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 101
+   i32.const 102
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -4700,7 +4756,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 102
+   i32.const 103
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -4715,7 +4771,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 106
+   i32.const 107
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -4730,7 +4786,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 108
+   i32.const 109
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -4769,7 +4825,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 126
+   i32.const 127
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -4781,7 +4837,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 127
+   i32.const 128
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -4793,7 +4849,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 128
+   i32.const 129
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -4805,7 +4861,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 129
+   i32.const 130
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -4820,7 +4876,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 130
+   i32.const 131
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -4840,7 +4896,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 134
+   i32.const 135
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -4855,7 +4911,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 136
+   i32.const 137
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -4870,7 +4926,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 139
+   i32.const 140
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -4885,7 +4941,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 142
+   i32.const 143
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -4900,7 +4956,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 145
+   i32.const 146
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -4915,7 +4971,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 148
+   i32.const 149
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -4932,7 +4988,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 154
+   i32.const 155
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -4947,7 +5003,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 156
+   i32.const 157
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -4962,7 +5018,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 158
+   i32.const 159
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -4985,7 +5041,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 167
+   i32.const 168
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5000,7 +5056,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 169
+   i32.const 170
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5015,7 +5071,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 171
+   i32.const 172
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5041,7 +5097,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 177
+   i32.const 178
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5067,7 +5123,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 179
+   i32.const 180
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5093,7 +5149,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 181
+   i32.const 182
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5113,7 +5169,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 188
+   i32.const 189
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5133,7 +5189,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 190
+   i32.const 191
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5153,7 +5209,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 192
+   i32.const 193
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5184,7 +5240,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 195
+   i32.const 196
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5204,7 +5260,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 202
+   i32.const 203
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5224,7 +5280,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 206
+   i32.const 207
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5244,7 +5300,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 210
+   i32.const 211
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5266,7 +5322,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 218
+   i32.const 219
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5278,7 +5334,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 219
+   i32.const 220
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5290,7 +5346,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 221
+   i32.const 222
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5302,7 +5358,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 222
+   i32.const 223
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5314,7 +5370,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 224
+   i32.const 225
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5326,7 +5382,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 225
+   i32.const 226
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5338,7 +5394,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 227
+   i32.const 228
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5350,7 +5406,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 228
+   i32.const 229
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5371,7 +5427,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 230
+   i32.const 231
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5392,7 +5448,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 231
+   i32.const 232
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5465,7 +5521,7 @@
   if
    i32.const 1104
    i32.const 1152
-   i32.const 79
+   i32.const 78
    i32.const 7
    call $~lib/builtins/abort
    unreachable
diff --git a/tests/compiler/std/date.ts b/tests/compiler/std/date.ts
index 3d496ff6ef..589491f2fc 100644
--- a/tests/compiler/std/date.ts
+++ b/tests/compiler/std/date.ts
@@ -2,9 +2,10 @@
 {
   assert(Date.UTC(1970, 0, 1) == 0);
   assert(Date.UTC(1970, 0, 1, 0, 0, 0, 0) == 0);
-
-  let creationTime = Date.UTC(2018, 10, 10, 11, 0, 0, 1);
-  assert(creationTime == 1541847600001);
+  assert(Date.UTC(70) == 0);
+  assert(Date.UTC(90) == 631152000000);
+  assert(Date.UTC(-90) == -65007360000000);
+  assert(Date.UTC(2018, 10, 10, 11, 0, 0, 1) == 1541847600001);
 }
 
 // Date get / set Time /////////////////////////////////////////////////////////////////////////////////
diff --git a/tests/compiler/std/date.untouched.wat b/tests/compiler/std/date.untouched.wat
index 526bc3413c..773d860272 100644
--- a/tests/compiler/std/date.untouched.wat
+++ b/tests/compiler/std/date.untouched.wat
@@ -169,6 +169,22 @@
   i32.sub
  )
  (func $~lib/date/epochMillis (param $0 i32) (param $1 i32) (param $2 i32) (param $3 i32) (param $4 i32) (param $5 i32) (param $6 i32) (result i64)
+  local.get $0
+  i32.const 0
+  i32.ge_s
+  if (result i32)
+   local.get $0
+   i32.const 99
+   i32.le_s
+  else
+   i32.const 0
+  end
+  if
+   local.get $0
+   i32.const 1900
+   i32.add
+   local.set $0
+  end
   local.get $0
   local.get $1
   local.get $2
@@ -2657,7 +2673,7 @@
   if
    i32.const 80
    i32.const 128
-   i32.const 92
+   i32.const 91
    i32.const 7
    call $~lib/builtins/abort
    unreachable
@@ -2755,7 +2771,7 @@
   if
    i32.const 576
    i32.const 128
-   i32.const 134
+   i32.const 133
    i32.const 38
    call $~lib/builtins/abort
    unreachable
@@ -2788,7 +2804,7 @@
   if
    i32.const 576
    i32.const 128
-   i32.const 139
+   i32.const 138
    i32.const 38
    call $~lib/builtins/abort
    unreachable
@@ -2821,7 +2837,7 @@
   if
    i32.const 576
    i32.const 128
-   i32.const 144
+   i32.const 143
    i32.const 34
    call $~lib/builtins/abort
    unreachable
@@ -2919,7 +2935,7 @@
   if
    i32.const 576
    i32.const 128
-   i32.const 152
+   i32.const 151
    i32.const 52
    call $~lib/builtins/abort
    unreachable
@@ -2964,7 +2980,7 @@
   if
    i32.const 576
    i32.const 128
-   i32.const 159
+   i32.const 158
    i32.const 34
    call $~lib/builtins/abort
    unreachable
@@ -6668,15 +6684,6 @@
   i32.const 0
   call $~lib/number/I32.parseInt
   local.set $14
-  local.get $14
-  i32.const 100
-  i32.lt_s
-  if
-   local.get $14
-   i32.const 1900
-   i32.add
-   local.set $14
-  end
   i32.const 0
   local.get $14
   local.get $13
@@ -6788,39 +6795,142 @@
    call $~lib/builtins/abort
    unreachable
   end
-  i32.const 2018
+  i32.const 70
+  local.set $0
+  i32.const 0
   local.set $6
-  i32.const 10
+  i32.const 1
   local.set $5
-  i32.const 10
+  i32.const 0
   local.set $4
-  i32.const 11
+  i32.const 0
   local.set $3
   i32.const 0
   local.set $2
   i32.const 0
   local.set $1
+  local.get $0
+  local.get $6
   i32.const 1
+  i32.add
+  local.get $5
+  local.get $4
+  local.get $3
+  local.get $2
+  local.get $1
+  call $~lib/date/epochMillis
+  i64.const 0
+  i64.eq
+  i32.eqz
+  if
+   i32.const 0
+   i32.const 32
+   i32.const 5
+   i32.const 3
+   call $~lib/builtins/abort
+   unreachable
+  end
+  i32.const 90
   local.set $0
-  local.get $6
+  i32.const 0
+  local.set $1
+  i32.const 1
+  local.set $2
+  i32.const 0
+  local.set $3
+  i32.const 0
+  local.set $4
+  i32.const 0
+  local.set $5
+  i32.const 0
+  local.set $6
+  local.get $0
+  local.get $1
+  i32.const 1
+  i32.add
+  local.get $2
+  local.get $3
+  local.get $4
   local.get $5
+  local.get $6
+  call $~lib/date/epochMillis
+  i64.const 631152000000
+  i64.eq
+  i32.eqz
+  if
+   i32.const 0
+   i32.const 32
+   i32.const 6
+   i32.const 3
+   call $~lib/builtins/abort
+   unreachable
+  end
+  i32.const -90
+  local.set $0
+  i32.const 0
+  local.set $6
+  i32.const 1
+  local.set $5
+  i32.const 0
+  local.set $4
+  i32.const 0
+  local.set $3
+  i32.const 0
+  local.set $2
+  i32.const 0
+  local.set $1
+  local.get $0
+  local.get $6
   i32.const 1
   i32.add
+  local.get $5
   local.get $4
   local.get $3
   local.get $2
   local.get $1
+  call $~lib/date/epochMillis
+  i64.const -65007360000000
+  i64.eq
+  i32.eqz
+  if
+   i32.const 0
+   i32.const 32
+   i32.const 7
+   i32.const 3
+   call $~lib/builtins/abort
+   unreachable
+  end
+  i32.const 2018
+  local.set $1
+  i32.const 10
+  local.set $2
+  i32.const 10
+  local.set $3
+  i32.const 11
+  local.set $4
+  i32.const 0
+  local.set $5
+  i32.const 0
+  local.set $6
+  i32.const 1
+  local.set $0
+  local.get $1
+  local.get $2
+  i32.const 1
+  i32.add
+  local.get $3
+  local.get $4
+  local.get $5
+  local.get $6
   local.get $0
   call $~lib/date/epochMillis
-  local.set $7
-  local.get $7
   i64.const 1541847600001
   i64.eq
   i32.eqz
   if
    i32.const 0
    i32.const 32
-   i32.const 7
+   i32.const 8
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -6848,9 +6958,9 @@
   i32.const 0
   local.get $7
   call $~lib/date/Date#constructor
-  local.tee $6
+  local.tee $1
   i32.store
-  local.get $6
+  local.get $1
   call $~lib/date/Date#getTime
   local.get $7
   i64.eq
@@ -6858,18 +6968,18 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 15
+   i32.const 16
    i32.const 3
    call $~lib/builtins/abort
    unreachable
   end
-  local.get $6
+  local.get $1
   local.get $7
   i64.const 1
   i64.add
   call $~lib/date/Date#setTime
   drop
-  local.get $6
+  local.get $1
   call $~lib/date/Date#getTime
   local.get $7
   i64.const 1
@@ -6879,7 +6989,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 17
+   i32.const 18
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -6888,9 +6998,9 @@
   i32.const 0
   i64.const 5918283958183706
   call $~lib/date/Date#constructor
-  local.tee $6
+  local.tee $1
   i32.store
-  local.get $6
+  local.get $1
   call $~lib/date/Date#getUTCFullYear
   i32.const 189512
   i32.eq
@@ -6898,12 +7008,12 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 25
+   i32.const 26
    i32.const 3
    call $~lib/builtins/abort
    unreachable
   end
-  local.get $6
+  local.get $1
   call $~lib/date/Date#getUTCMonth
   i32.const 11
   i32.eq
@@ -6911,12 +7021,12 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 26
+   i32.const 27
    i32.const 3
    call $~lib/builtins/abort
    unreachable
   end
-  local.get $6
+  local.get $1
   call $~lib/date/Date#getUTCDate
   i32.const 14
   i32.eq
@@ -6924,12 +7034,12 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 27
+   i32.const 28
    i32.const 3
    call $~lib/builtins/abort
    unreachable
   end
-  local.get $6
+  local.get $1
   call $~lib/date/Date#getUTCHours
   i32.const 22
   i32.eq
@@ -6937,12 +7047,12 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 28
+   i32.const 29
    i32.const 3
    call $~lib/builtins/abort
    unreachable
   end
-  local.get $6
+  local.get $1
   call $~lib/date/Date#getUTCMinutes
   i32.const 9
   i32.eq
@@ -6950,12 +7060,12 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 29
+   i32.const 30
    i32.const 3
    call $~lib/builtins/abort
    unreachable
   end
-  local.get $6
+  local.get $1
   call $~lib/date/Date#getUTCSeconds
   i32.const 43
   i32.eq
@@ -6963,12 +7073,12 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 30
+   i32.const 31
    i32.const 3
    call $~lib/builtins/abort
    unreachable
   end
-  local.get $6
+  local.get $1
   call $~lib/date/Date#getUTCMilliseconds
   i32.const 706
   i32.eq
@@ -6976,7 +7086,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 31
+   i32.const 32
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -6985,9 +7095,9 @@
   i32.const 0
   i64.const 123814991274
   call $~lib/date/Date#constructor
-  local.tee $6
+  local.tee $1
   i32.store
-  local.get $6
+  local.get $1
   call $~lib/date/Date#getUTCFullYear
   i32.const 1973
   i32.eq
@@ -6995,12 +7105,12 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 37
+   i32.const 38
    i32.const 3
    call $~lib/builtins/abort
    unreachable
   end
-  local.get $6
+  local.get $1
   call $~lib/date/Date#getUTCMonth
   i32.const 11
   i32.eq
@@ -7008,12 +7118,12 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 38
+   i32.const 39
    i32.const 3
    call $~lib/builtins/abort
    unreachable
   end
-  local.get $6
+  local.get $1
   call $~lib/date/Date#getUTCDate
   i32.const 4
   i32.eq
@@ -7021,12 +7131,12 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 39
+   i32.const 40
    i32.const 3
    call $~lib/builtins/abort
    unreachable
   end
-  local.get $6
+  local.get $1
   call $~lib/date/Date#getUTCHours
   i32.const 1
   i32.eq
@@ -7034,12 +7144,12 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 40
+   i32.const 41
    i32.const 3
    call $~lib/builtins/abort
    unreachable
   end
-  local.get $6
+  local.get $1
   call $~lib/date/Date#getUTCMinutes
   i32.const 3
   i32.eq
@@ -7047,12 +7157,12 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 41
+   i32.const 42
    i32.const 3
    call $~lib/builtins/abort
    unreachable
   end
-  local.get $6
+  local.get $1
   call $~lib/date/Date#getUTCSeconds
   i32.const 11
   i32.eq
@@ -7060,12 +7170,12 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 42
+   i32.const 43
    i32.const 3
    call $~lib/builtins/abort
    unreachable
   end
-  local.get $6
+  local.get $1
   call $~lib/date/Date#getUTCMilliseconds
   i32.const 274
   i32.eq
@@ -7073,7 +7183,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 43
+   i32.const 44
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7082,9 +7192,9 @@
   i32.const 0
   i64.const 399464523963984
   call $~lib/date/Date#constructor
-  local.tee $6
+  local.tee $1
   i32.store
-  local.get $6
+  local.get $1
   call $~lib/date/Date#getUTCMilliseconds
   i32.const 984
   i32.eq
@@ -7092,15 +7202,15 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 49
+   i32.const 50
    i32.const 3
    call $~lib/builtins/abort
    unreachable
   end
-  local.get $6
+  local.get $1
   i32.const 12
   call $~lib/date/Date#setUTCMilliseconds
-  local.get $6
+  local.get $1
   call $~lib/date/Date#getUTCMilliseconds
   i32.const 12
   i32.eq
@@ -7108,15 +7218,15 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 51
+   i32.const 52
    i32.const 3
    call $~lib/builtins/abort
    unreachable
   end
-  local.get $6
+  local.get $1
   i32.const 568
   call $~lib/date/Date#setUTCMilliseconds
-  local.get $6
+  local.get $1
   call $~lib/date/Date#getUTCMilliseconds
   i32.const 568
   i32.eq
@@ -7124,24 +7234,24 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 53
+   i32.const 54
    i32.const 3
    call $~lib/builtins/abort
    unreachable
   end
-  local.get $6
+  local.get $1
   i32.const 0
   call $~lib/date/Date#setUTCMilliseconds
-  local.get $6
+  local.get $1
   i32.const 999
   call $~lib/date/Date#setUTCMilliseconds
   global.get $~lib/memory/__stack_pointer
   i32.const 0
   i64.const 372027318331986
   call $~lib/date/Date#constructor
-  local.tee $6
+  local.tee $1
   i32.store
-  local.get $6
+  local.get $1
   call $~lib/date/Date#getUTCSeconds
   i32.const 31
   i32.eq
@@ -7149,15 +7259,15 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 62
+   i32.const 63
    i32.const 3
    call $~lib/builtins/abort
    unreachable
   end
-  local.get $6
+  local.get $1
   i32.const 12
   call $~lib/date/Date#setUTCSeconds
-  local.get $6
+  local.get $1
   call $~lib/date/Date#getUTCSeconds
   i32.const 12
   i32.eq
@@ -7165,15 +7275,15 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 64
+   i32.const 65
    i32.const 3
    call $~lib/builtins/abort
    unreachable
   end
-  local.get $6
+  local.get $1
   i32.const 50
   call $~lib/date/Date#setUTCSeconds
-  local.get $6
+  local.get $1
   call $~lib/date/Date#getUTCSeconds
   i32.const 50
   i32.eq
@@ -7181,24 +7291,24 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 66
+   i32.const 67
    i32.const 3
    call $~lib/builtins/abort
    unreachable
   end
-  local.get $6
+  local.get $1
   i32.const 0
   call $~lib/date/Date#setUTCSeconds
-  local.get $6
+  local.get $1
   i32.const 59
   call $~lib/date/Date#setUTCSeconds
   global.get $~lib/memory/__stack_pointer
   i32.const 0
   i64.const 372027318331986
   call $~lib/date/Date#constructor
-  local.tee $6
+  local.tee $1
   i32.store
-  local.get $6
+  local.get $1
   call $~lib/date/Date#getUTCMinutes
   i32.const 45
   i32.eq
@@ -7206,15 +7316,15 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 75
+   i32.const 76
    i32.const 3
    call $~lib/builtins/abort
    unreachable
   end
-  local.get $6
+  local.get $1
   i32.const 12
   call $~lib/date/Date#setUTCMinutes
-  local.get $6
+  local.get $1
   call $~lib/date/Date#getUTCMinutes
   i32.const 12
   i32.eq
@@ -7222,15 +7332,15 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 77
+   i32.const 78
    i32.const 3
    call $~lib/builtins/abort
    unreachable
   end
-  local.get $6
+  local.get $1
   i32.const 50
   call $~lib/date/Date#setUTCMinutes
-  local.get $6
+  local.get $1
   call $~lib/date/Date#getUTCMinutes
   i32.const 50
   i32.eq
@@ -7238,24 +7348,24 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 79
+   i32.const 80
    i32.const 3
    call $~lib/builtins/abort
    unreachable
   end
-  local.get $6
+  local.get $1
   i32.const 0
   call $~lib/date/Date#setUTCMinutes
-  local.get $6
+  local.get $1
   i32.const 59
   call $~lib/date/Date#setUTCMinutes
   global.get $~lib/memory/__stack_pointer
   i32.const 0
   i64.const 372027318331986
   call $~lib/date/Date#constructor
-  local.tee $6
+  local.tee $1
   i32.store
-  local.get $6
+  local.get $1
   call $~lib/date/Date#getUTCHours
   i32.const 17
   i32.eq
@@ -7263,15 +7373,15 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 88
+   i32.const 89
    i32.const 3
    call $~lib/builtins/abort
    unreachable
   end
-  local.get $6
+  local.get $1
   i32.const 12
   call $~lib/date/Date#setUTCHours
-  local.get $6
+  local.get $1
   call $~lib/date/Date#getUTCHours
   i32.const 12
   i32.eq
@@ -7279,15 +7389,15 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 90
+   i32.const 91
    i32.const 3
    call $~lib/builtins/abort
    unreachable
   end
-  local.get $6
+  local.get $1
   i32.const 2
   call $~lib/date/Date#setUTCHours
-  local.get $6
+  local.get $1
   call $~lib/date/Date#getUTCHours
   i32.const 2
   i32.eq
@@ -7295,24 +7405,24 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 92
+   i32.const 93
    i32.const 3
    call $~lib/builtins/abort
    unreachable
   end
-  local.get $6
+  local.get $1
   i32.const 0
   call $~lib/date/Date#setUTCHours
-  local.get $6
+  local.get $1
   i32.const 23
   call $~lib/date/Date#setUTCHours
   global.get $~lib/memory/__stack_pointer
   i32.const 0
   i64.const 123814991274
   call $~lib/date/Date#constructor
-  local.tee $6
+  local.tee $1
   i32.store
-  local.get $6
+  local.get $1
   call $~lib/date/Date#getUTCFullYear
   i32.const 1973
   i32.eq
@@ -7320,12 +7430,12 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 101
+   i32.const 102
    i32.const 3
    call $~lib/builtins/abort
    unreachable
   end
-  local.get $6
+  local.get $1
   call $~lib/date/Date#getUTCMonth
   i32.const 11
   i32.eq
@@ -7333,15 +7443,15 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 102
+   i32.const 103
    i32.const 3
    call $~lib/builtins/abort
    unreachable
   end
-  local.get $6
+  local.get $1
   i32.const 12
   call $~lib/date/Date#setUTCDate
-  local.get $6
+  local.get $1
   call $~lib/date/Date#getUTCDate
   i32.const 12
   i32.eq
@@ -7349,15 +7459,15 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 106
+   i32.const 107
    i32.const 3
    call $~lib/builtins/abort
    unreachable
   end
-  local.get $6
+  local.get $1
   i32.const 2
   call $~lib/date/Date#setUTCDate
-  local.get $6
+  local.get $1
   call $~lib/date/Date#getUTCDate
   i32.const 2
   i32.eq
@@ -7365,39 +7475,39 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 108
+   i32.const 109
    i32.const 3
    call $~lib/builtins/abort
    unreachable
   end
-  local.get $6
+  local.get $1
   i32.const 1
   call $~lib/date/Date#setUTCDate
-  local.get $6
+  local.get $1
   i32.const 30
   call $~lib/date/Date#setUTCDate
-  local.get $6
+  local.get $1
   i32.const 1
   call $~lib/date/Date#setUTCMonth
-  local.get $6
+  local.get $1
   i32.const 1
   call $~lib/date/Date#setUTCDate
-  local.get $6
+  local.get $1
   i32.const 31
   call $~lib/date/Date#setUTCDate
-  local.get $6
+  local.get $1
   i32.const 2024
   call $~lib/date/Date#setUTCFullYear
-  local.get $6
+  local.get $1
   i32.const 2
   call $~lib/date/Date#setUTCMonth
-  local.get $6
+  local.get $1
   i32.const 1
   call $~lib/date/Date#setUTCDate
-  local.get $6
+  local.get $1
   i32.const 29
   call $~lib/date/Date#setUTCDate
-  local.get $6
+  local.get $1
   call $~lib/date/Date#getTime
   i64.const 1711674191274
   i64.eq
@@ -7405,12 +7515,12 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 126
+   i32.const 127
    i32.const 3
    call $~lib/builtins/abort
    unreachable
   end
-  local.get $6
+  local.get $1
   call $~lib/date/Date#getUTCDate
   i32.const 29
   i32.eq
@@ -7418,12 +7528,12 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 127
+   i32.const 128
    i32.const 3
    call $~lib/builtins/abort
    unreachable
   end
-  local.get $6
+  local.get $1
   call $~lib/date/Date#getUTCMinutes
   i32.const 3
   i32.eq
@@ -7431,12 +7541,12 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 128
+   i32.const 129
    i32.const 3
    call $~lib/builtins/abort
    unreachable
   end
-  local.get $6
+  local.get $1
   call $~lib/date/Date#getUTCSeconds
   i32.const 11
   i32.eq
@@ -7444,12 +7554,12 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 129
+   i32.const 130
    i32.const 3
    call $~lib/builtins/abort
    unreachable
   end
-  local.get $6
+  local.get $1
   call $~lib/date/Date#getUTCMilliseconds
   i32.const 274
   i32.eq
@@ -7457,7 +7567,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 130
+   i32.const 131
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7466,12 +7576,12 @@
   i32.const 0
   i64.const 1362106799999
   call $~lib/date/Date#constructor
-  local.tee $6
+  local.tee $1
   i32.store
-  local.get $6
+  local.get $1
   i32.const 20
   call $~lib/date/Date#setUTCDate
-  local.get $6
+  local.get $1
   call $~lib/date/Date#getTime
   i64.const 1363748399999
   i64.eq
@@ -7479,15 +7589,15 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 134
+   i32.const 135
    i32.const 3
    call $~lib/builtins/abort
    unreachable
   end
-  local.get $6
+  local.get $1
   i32.const 1
   call $~lib/date/Date#setUTCDate
-  local.get $6
+  local.get $1
   call $~lib/date/Date#getTime
   i64.const 1362106799999
   i64.eq
@@ -7495,15 +7605,15 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 136
+   i32.const 137
    i32.const 3
    call $~lib/builtins/abort
    unreachable
   end
-  local.get $6
+  local.get $1
   i32.const 1000
   call $~lib/date/Date#setUTCMilliseconds
-  local.get $6
+  local.get $1
   call $~lib/date/Date#getTime
   i64.const 1362106800000
   i64.eq
@@ -7511,19 +7621,19 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 139
+   i32.const 140
    i32.const 3
    call $~lib/builtins/abort
    unreachable
   end
-  local.get $6
+  local.get $1
   i32.const 60
   i32.const 60
   i32.mul
   i32.const 1000
   i32.mul
   call $~lib/date/Date#setUTCMilliseconds
-  local.get $6
+  local.get $1
   call $~lib/date/Date#getTime
   i64.const 1362110400000
   i64.eq
@@ -7531,12 +7641,12 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 142
+   i32.const 143
    i32.const 3
    call $~lib/builtins/abort
    unreachable
   end
-  local.get $6
+  local.get $1
   i32.const 60
   i32.const 60
   i32.mul
@@ -7545,7 +7655,7 @@
   i32.const 1
   i32.add
   call $~lib/date/Date#setUTCMilliseconds
-  local.get $6
+  local.get $1
   call $~lib/date/Date#getTime
   i64.const 1362114000001
   i64.eq
@@ -7553,12 +7663,12 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 145
+   i32.const 146
    i32.const 3
    call $~lib/builtins/abort
    unreachable
   end
-  local.get $6
+  local.get $1
   i32.const 60
   i32.const 60
   i32.mul
@@ -7567,7 +7677,7 @@
   i32.const 1
   i32.add
   call $~lib/date/Date#setUTCMilliseconds
-  local.get $6
+  local.get $1
   call $~lib/date/Date#getTime
   i64.const 1362117600001
   i64.eq
@@ -7575,7 +7685,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 148
+   i32.const 149
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7584,9 +7694,9 @@
   i32.const 0
   i64.const 7899943856218720
   call $~lib/date/Date#constructor
-  local.tee $6
+  local.tee $1
   i32.store
-  local.get $6
+  local.get $1
   call $~lib/date/Date#getUTCMonth
   i32.const 3
   i32.eq
@@ -7594,15 +7704,15 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 154
+   i32.const 155
    i32.const 3
    call $~lib/builtins/abort
    unreachable
   end
-  local.get $6
+  local.get $1
   i32.const 10
   call $~lib/date/Date#setUTCMonth
-  local.get $6
+  local.get $1
   call $~lib/date/Date#getUTCMonth
   i32.const 10
   i32.eq
@@ -7610,15 +7720,15 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 156
+   i32.const 157
    i32.const 3
    call $~lib/builtins/abort
    unreachable
   end
-  local.get $6
+  local.get $1
   i32.const 2
   call $~lib/date/Date#setUTCMonth
-  local.get $6
+  local.get $1
   call $~lib/date/Date#getUTCMonth
   i32.const 2
   i32.eq
@@ -7626,24 +7736,24 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 158
+   i32.const 159
    i32.const 3
    call $~lib/builtins/abort
    unreachable
   end
-  local.get $6
+  local.get $1
   i32.const 1
   call $~lib/date/Date#setUTCMonth
-  local.get $6
+  local.get $1
   i32.const 12
   call $~lib/date/Date#setUTCMonth
   global.get $~lib/memory/__stack_pointer
   i32.const 0
   i64.const 7941202527925698
   call $~lib/date/Date#constructor
-  local.tee $6
+  local.tee $1
   i32.store
-  local.get $6
+  local.get $1
   call $~lib/date/Date#getUTCFullYear
   i32.const 253616
   i32.eq
@@ -7651,15 +7761,15 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 167
+   i32.const 168
    i32.const 3
    call $~lib/builtins/abort
    unreachable
   end
-  local.get $6
+  local.get $1
   i32.const 1976
   call $~lib/date/Date#setUTCFullYear
-  local.get $6
+  local.get $1
   call $~lib/date/Date#getUTCFullYear
   i32.const 1976
   i32.eq
@@ -7667,15 +7777,15 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 169
+   i32.const 170
    i32.const 3
    call $~lib/builtins/abort
    unreachable
   end
-  local.get $6
+  local.get $1
   i32.const 20212
   call $~lib/date/Date#setUTCFullYear
-  local.get $6
+  local.get $1
   call $~lib/date/Date#getUTCFullYear
   i32.const 20212
   i32.eq
@@ -7683,7 +7793,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 171
+   i32.const 172
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7692,9 +7802,9 @@
   i32.const 0
   i64.const 1231231231020
   call $~lib/date/Date#constructor
-  local.tee $6
+  local.tee $1
   i32.store
-  local.get $6
+  local.get $1
   call $~lib/date/Date#toISOString
   local.set $8
   global.get $~lib/memory/__stack_pointer
@@ -7712,7 +7822,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 177
+   i32.const 178
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7721,9 +7831,9 @@
   i32.const 0
   i64.const 1231231231456
   call $~lib/date/Date#constructor
-  local.tee $6
+  local.tee $1
   i32.store
-  local.get $6
+  local.get $1
   call $~lib/date/Date#toISOString
   local.set $8
   global.get $~lib/memory/__stack_pointer
@@ -7741,7 +7851,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 179
+   i32.const 180
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7750,9 +7860,9 @@
   i32.const 0
   i64.const 322331231231020
   call $~lib/date/Date#constructor
-  local.tee $6
+  local.tee $1
   i32.store
-  local.get $6
+  local.get $1
   call $~lib/date/Date#toISOString
   local.set $8
   global.get $~lib/memory/__stack_pointer
@@ -7770,7 +7880,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 181
+   i32.const 182
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7783,9 +7893,9 @@
   i32.store offset=4
   local.get $8
   call $~lib/date/Date.fromString
-  local.tee $6
+  local.tee $1
   i32.store
-  local.get $6
+  local.get $1
   call $~lib/date/Date#getTime
   i64.const 192067200000
   i64.eq
@@ -7793,7 +7903,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 188
+   i32.const 189
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7806,9 +7916,9 @@
   i32.store offset=4
   local.get $8
   call $~lib/date/Date.fromString
-  local.tee $6
+  local.tee $1
   i32.store
-  local.get $6
+  local.get $1
   call $~lib/date/Date#getTime
   i64.const 192067200000
   i64.eq
@@ -7816,7 +7926,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 190
+   i32.const 191
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7829,9 +7939,9 @@
   i32.store offset=4
   local.get $8
   call $~lib/date/Date.fromString
-  local.tee $6
+  local.tee $1
   i32.store
-  local.get $6
+  local.get $1
   call $~lib/date/Date#getTime
   i64.const 11860387200000
   i64.eq
@@ -7839,7 +7949,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 192
+   i32.const 193
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7875,7 +7985,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 195
+   i32.const 196
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7888,9 +7998,9 @@
   i32.store offset=4
   local.get $8
   call $~lib/date/Date.fromString
-  local.tee $6
+  local.tee $1
   i32.store
-  local.get $6
+  local.get $1
   call $~lib/date/Date#getTime
   i64.const 192112496000
   i64.eq
@@ -7898,7 +8008,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 202
+   i32.const 203
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7911,9 +8021,9 @@
   i32.store offset=4
   local.get $8
   call $~lib/date/Date.fromString
-  local.tee $6
+  local.tee $1
   i32.store
-  local.get $6
+  local.get $1
   call $~lib/date/Date#getTime
   i64.const 192112496456
   i64.eq
@@ -7921,7 +8031,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 206
+   i32.const 207
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7934,9 +8044,9 @@
   i32.store offset=4
   local.get $8
   call $~lib/date/Date.fromString
-  local.tee $6
+  local.tee $1
   i32.store
-  local.get $6
+  local.get $1
   call $~lib/date/Date#getTime
   i64.const 192112496456
   i64.eq
@@ -7944,7 +8054,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 210
+   i32.const 211
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7953,15 +8063,15 @@
   i32.const 0
   i64.const -8640000000000000
   call $~lib/date/Date#constructor
-  local.tee $6
+  local.tee $1
   i32.store
   global.get $~lib/memory/__stack_pointer
   i32.const 0
   i64.const 8640000000000000
   call $~lib/date/Date#constructor
-  local.tee $5
+  local.tee $2
   i32.store offset=12
-  local.get $6
+  local.get $1
   call $~lib/date/Date#getTime
   i64.const -8640000000000000
   i64.eq
@@ -7969,12 +8079,12 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 218
+   i32.const 219
    i32.const 3
    call $~lib/builtins/abort
    unreachable
   end
-  local.get $5
+  local.get $2
   call $~lib/date/Date#getTime
   i64.const 8640000000000000
   i64.eq
@@ -7982,12 +8092,12 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 219
+   i32.const 220
    i32.const 3
    call $~lib/builtins/abort
    unreachable
   end
-  local.get $6
+  local.get $1
   call $~lib/date/Date#getUTCFullYear
   i32.const -271821
   i32.eq
@@ -7995,12 +8105,12 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 221
+   i32.const 222
    i32.const 3
    call $~lib/builtins/abort
    unreachable
   end
-  local.get $5
+  local.get $2
   call $~lib/date/Date#getUTCFullYear
   i32.const 275760
   i32.eq
@@ -8008,12 +8118,12 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 222
+   i32.const 223
    i32.const 3
    call $~lib/builtins/abort
    unreachable
   end
-  local.get $6
+  local.get $1
   call $~lib/date/Date#getUTCMonth
   i32.const 3
   i32.eq
@@ -8021,12 +8131,12 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 224
+   i32.const 225
    i32.const 3
    call $~lib/builtins/abort
    unreachable
   end
-  local.get $5
+  local.get $2
   call $~lib/date/Date#getUTCMonth
   i32.const 8
   i32.eq
@@ -8034,12 +8144,12 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 225
+   i32.const 226
    i32.const 3
    call $~lib/builtins/abort
    unreachable
   end
-  local.get $6
+  local.get $1
   call $~lib/date/Date#getUTCDate
   i32.const 20
   i32.eq
@@ -8047,12 +8157,12 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 227
+   i32.const 228
    i32.const 3
    call $~lib/builtins/abort
    unreachable
   end
-  local.get $5
+  local.get $2
   call $~lib/date/Date#getUTCDate
   i32.const 13
   i32.eq
@@ -8060,12 +8170,12 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 228
+   i32.const 229
    i32.const 3
    call $~lib/builtins/abort
    unreachable
   end
-  local.get $6
+  local.get $1
   call $~lib/date/Date#toISOString
   local.set $8
   global.get $~lib/memory/__stack_pointer
@@ -8083,12 +8193,12 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 230
+   i32.const 231
    i32.const 3
    call $~lib/builtins/abort
    unreachable
   end
-  local.get $5
+  local.get $2
   call $~lib/date/Date#toISOString
   local.set $8
   global.get $~lib/memory/__stack_pointer
@@ -8106,7 +8216,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 231
+   i32.const 232
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8117,7 +8227,7 @@
   i64.const 1
   i64.sub
   call $~lib/date/Date#constructor
-  local.tee $4
+  local.tee $3
   i32.store offset=16
   global.get $~lib/memory/__stack_pointer
   i32.const 0
@@ -8125,7 +8235,7 @@
   i64.const 1
   i64.add
   call $~lib/date/Date#constructor
-  local.tee $3
+  local.tee $4
   i32.store offset=20
   i32.const 2448
   local.set $8
@@ -8134,10 +8244,10 @@
   i32.store offset=4
   local.get $8
   i32.const 2
-  local.get $3
+  local.get $4
   call $~lib/date/Date#getUTCDate
   f64.convert_i32_s
-  local.get $3
+  local.get $4
   call $~lib/date/Date#getUTCMinutes
   f64.convert_i32_s
   f64.const 0
@@ -8197,7 +8307,7 @@
   if
    i32.const 80
    i32.const 128
-   i32.const 79
+   i32.const 78
    i32.const 7
    call $~lib/builtins/abort
    unreachable

From 00c075878cb54db0019ca62f8c7ad79ca550409d Mon Sep 17 00:00:00 2001
From: MaxGraey <maxgraey@gmail.com>
Date: Thu, 15 Apr 2021 08:55:48 +0300
Subject: [PATCH 12/47] more

---
 tests/compiler/std/date.optimized.wat | 64 ++++++++++++++++++---------
 tests/compiler/std/date.ts            | 18 +++-----
 tests/compiler/std/date.untouched.wat | 38 +++++++++++++---
 3 files changed, 82 insertions(+), 38 deletions(-)

diff --git a/tests/compiler/std/date.optimized.wat b/tests/compiler/std/date.optimized.wat
index 9ccadddb10..1d90538d88 100644
--- a/tests/compiler/std/date.optimized.wat
+++ b/tests/compiler/std/date.optimized.wat
@@ -88,8 +88,10 @@
  (data (i32.const 3128) "\01\00\00\006\00\00\00-\002\007\001\008\002\001\00-\000\004\00-\002\000\00T\000\000\00:\000\000\00:\000\000\00.\000\000\000\00Z")
  (data (i32.const 3196) "L")
  (data (i32.const 3208) "\01\00\00\006\00\00\00+\002\007\005\007\006\000\00-\000\009\00-\001\003\00T\000\000\00:\000\000\00:\000\000\00.\000\000\000\00Z")
- (data (i32.const 3280) "\06\00\00\00 \00\00\00\00\00\00\00 ")
- (data (i32.const 3308) " \00\00\00\00\00\00\00\02A\00\00\00\00\00\00\02\t")
+ (data (i32.const 3276) "L")
+ (data (i32.const 3288) "\01\00\00\006\00\00\00+\002\007\005\007\006\000\00-\000\009\00-\001\002\00T\002\003\00:\005\009\00:\005\009\00.\009\009\009\00Z")
+ (data (i32.const 3360) "\06\00\00\00 \00\00\00\00\00\00\00 ")
+ (data (i32.const 3388) " \00\00\00\00\00\00\00\02A\00\00\00\00\00\00\02\t")
  (global $~lib/date/_day (mut i32) (i32.const 0))
  (global $~lib/date/_month (mut i32) (i32.const 0))
  (global $~lib/rt/itcms/total (mut i32) (i32.const 0))
@@ -102,7 +104,7 @@
  (global $~lib/rt/itcms/white (mut i32) (i32.const 0))
  (global $~lib/rt/itcms/fromSpace (mut i32) (i32.const 0))
  (global $~lib/rt/tlsf/ROOT (mut i32) (i32.const 0))
- (global $~lib/memory/__stack_pointer (mut i32) (i32.const 19716))
+ (global $~lib/memory/__stack_pointer (mut i32) (i32.const 19796))
  (global $~started (mut i32) (i32.const 0))
  (export "memory" (memory $0))
  (export "_start" (func $~start))
@@ -430,7 +432,7 @@
    if
     i32.const 0
     local.get $0
-    i32.const 19716
+    i32.const 19796
     i32.lt_u
     local.get $0
     i32.load offset=8
@@ -476,7 +478,7 @@
    i32.const 1
   else
    local.get $1
-   i32.const 3280
+   i32.const 3360
    i32.load
    i32.gt_u
    if
@@ -490,7 +492,7 @@
    local.get $1
    i32.const 3
    i32.shl
-   i32.const 3284
+   i32.const 3364
    i32.add
    i32.load
    i32.const 32
@@ -1064,10 +1066,10 @@
   if
    unreachable
   end
-  i32.const 19728
+  i32.const 19808
   i32.const 0
   i32.store
-  i32.const 21296
+  i32.const 21376
   i32.const 0
   i32.store
   loop $for-loop|0
@@ -1078,7 +1080,7 @@
     local.get $1
     i32.const 2
     i32.shl
-    i32.const 19728
+    i32.const 19808
     i32.add
     i32.const 0
     i32.store offset=4
@@ -1096,7 +1098,7 @@
       i32.add
       i32.const 2
       i32.shl
-      i32.const 19728
+      i32.const 19808
       i32.add
       i32.const 0
       i32.store offset=96
@@ -1114,13 +1116,13 @@
     br $for-loop|0
    end
   end
-  i32.const 19728
-  i32.const 21300
+  i32.const 19808
+  i32.const 21380
   memory.size
   i32.const 16
   i32.shl
   call $~lib/rt/tlsf/addMemory
-  i32.const 19728
+  i32.const 19808
   global.set $~lib/rt/tlsf/ROOT
  )
  (func $~lib/rt/itcms/step (result i32)
@@ -1199,7 +1201,7 @@
       local.set $0
       loop $while-continue|0
        local.get $0
-       i32.const 19716
+       i32.const 19796
        i32.lt_u
        if
         local.get $0
@@ -1289,7 +1291,7 @@
       unreachable
      end
      local.get $0
-     i32.const 19716
+     i32.const 19796
      i32.lt_u
      if
       local.get $0
@@ -1312,7 +1314,7 @@
       i32.const 4
       i32.add
       local.tee $1
-      i32.const 19716
+      i32.const 19796
       i32.ge_u
       if
        global.get $~lib/rt/tlsf/ROOT
@@ -3377,11 +3379,11 @@
  )
  (func $~stack_check
   global.get $~lib/memory/__stack_pointer
-  i32.const 3332
+  i32.const 3412
   i32.lt_s
   if
-   i32.const 19744
-   i32.const 19792
+   i32.const 19824
+   i32.const 19872
    i32.const 1
    i32.const 1
    call $~lib/builtins/abort
@@ -4281,7 +4283,7 @@
   memory.size
   i32.const 16
   i32.shl
-  i32.const 19716
+  i32.const 19796
   i32.sub
   i32.const 1
   i32.shr_u
@@ -5456,6 +5458,7 @@
   global.get $~lib/memory/__stack_pointer
   i64.const 8639999999999999
   call $~lib/date/Date#constructor
+  local.tee $1
   i32.store offset=16
   global.get $~lib/memory/__stack_pointer
   i64.const -8639999999999999
@@ -5477,6 +5480,27 @@
   f64.const 0
   f64.const 0
   call $~lib/builtins/trace
+  local.get $1
+  call $~lib/date/Date#toISOString
+  local.set $0
+  global.get $~lib/memory/__stack_pointer
+  local.get $0
+  i32.store offset=4
+  global.get $~lib/memory/__stack_pointer
+  i32.const 3296
+  i32.store offset=8
+  local.get $0
+  i32.const 3296
+  call $~lib/string/String.__eq
+  i32.eqz
+  if
+   i32.const 0
+   i32.const 1056
+   i32.const 240
+   i32.const 3
+   call $~lib/builtins/abort
+   unreachable
+  end
   global.get $~lib/memory/__stack_pointer
   i32.const 24
   i32.add
diff --git a/tests/compiler/std/date.ts b/tests/compiler/std/date.ts
index 589491f2fc..e20fcc0739 100644
--- a/tests/compiler/std/date.ts
+++ b/tests/compiler/std/date.ts
@@ -214,10 +214,10 @@
 // Minimum / Maximum dates /////////////////////////////////////////////////////////////////////////
 {
   let minDate = new Date(-8640000000000000);
-  let maxDate = new Date(8640000000000000);
+  let maxDate = new Date( 8640000000000000);
 
-  assert(minDate.getTime() == <i64>-8640000000000000);
-  assert(maxDate.getTime() == <i64> 8640000000000000);
+  assert(minDate.getTime() == -8640000000000000);
+  assert(maxDate.getTime() ==  8640000000000000);
 
   assert(minDate.getUTCFullYear() == -271821);
   assert(maxDate.getUTCFullYear() ==  275760);
@@ -237,13 +237,9 @@
   trace("", 2, minDateInc.getUTCDate(), minDateInc.getUTCMinutes());
 
   // assert(minDateInc.getUTCDate() == 20);
+  assert(maxDateDec.toISOString() == "+275760-09-12T23:59:59.999Z");
+  // assert(minDateInc.toISOString() == "-271821-04-20T00:00:00.001Z");
 
-  // assert(maxDateDec.toISOString() == "+275760-09-12T23:59:59.999Z");
-  // trace(minDateInc.toISOString());
-
-
-  // assert(new Date(-8640000000000000 + 1).toISOString() == "-271821-04-20T00:00:00.001Z");
-
-  // console.log(new Date(maxDate.getTime() + 1).toString()); // Invalid Date
-  // console.log(new Date(minDate.getTime() - 1).toString()); // Invalid Date
+  // new Date(maxDate.getTime() + 1); // Invalid Date
+  // new Date(minDate.getTime() - 1); // Invalid Date
 }
diff --git a/tests/compiler/std/date.untouched.wat b/tests/compiler/std/date.untouched.wat
index 773d860272..23a14257d1 100644
--- a/tests/compiler/std/date.untouched.wat
+++ b/tests/compiler/std/date.untouched.wat
@@ -63,7 +63,8 @@
  (data (i32.const 3468) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\000\00\00\001\009\007\006\00-\000\002\00-\000\002\00T\001\002\00:\003\004\00:\005\006\00.\004\005\006\00Z\00\00\00\00\00\00\00\00\00\00\00\00\00")
  (data (i32.const 3548) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\006\00\00\00-\002\007\001\008\002\001\00-\000\004\00-\002\000\00T\000\000\00:\000\000\00:\000\000\00.\000\000\000\00Z\00\00\00\00\00\00\00")
  (data (i32.const 3628) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\006\00\00\00+\002\007\005\007\006\000\00-\000\009\00-\001\003\00T\000\000\00:\000\000\00:\000\000\00.\000\000\000\00Z\00\00\00\00\00\00\00")
- (data (i32.const 3712) "\06\00\00\00 \00\00\00\00\00\00\00 \00\00\00\00\00\00\00\00\00\00\00\00\00\00\00 \00\00\00\00\00\00\00\02A\00\00\00\00\00\00\02\t\00\00\00\00\00\00")
+ (data (i32.const 3708) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\006\00\00\00+\002\007\005\007\006\000\00-\000\009\00-\001\002\00T\002\003\00:\005\009\00:\005\009\00.\009\009\009\00Z\00\00\00\00\00\00\00")
+ (data (i32.const 3792) "\06\00\00\00 \00\00\00\00\00\00\00 \00\00\00\00\00\00\00\00\00\00\00\00\00\00\00 \00\00\00\00\00\00\00\02A\00\00\00\00\00\00\02\t\00\00\00\00\00\00")
  (table $0 1 funcref)
  (global $~lib/date/_day (mut i32) (i32.const 0))
  (global $~lib/date/_month (mut i32) (i32.const 0))
@@ -80,10 +81,10 @@
  (global $~lib/ASC_LOW_MEMORY_LIMIT i32 (i32.const 0))
  (global $~lib/ASC_SHRINK_LEVEL i32 (i32.const 0))
  (global $~lib/builtins/i32.MAX_VALUE i32 (i32.const 2147483647))
- (global $~lib/rt/__rtti_base i32 (i32.const 3712))
- (global $~lib/memory/__data_end i32 (i32.const 3764))
- (global $~lib/memory/__stack_pointer (mut i32) (i32.const 20148))
- (global $~lib/memory/__heap_base i32 (i32.const 20148))
+ (global $~lib/rt/__rtti_base i32 (i32.const 3792))
+ (global $~lib/memory/__data_end i32 (i32.const 3844))
+ (global $~lib/memory/__stack_pointer (mut i32) (i32.const 20228))
+ (global $~lib/memory/__heap_base i32 (i32.const 20228))
  (global $~started (mut i32) (i32.const 0))
  (export "memory" (memory $0))
  (export "_start" (func $~start))
@@ -5766,8 +5767,8 @@
   global.get $~lib/memory/__data_end
   i32.lt_s
   if
-   i32.const 20176
-   i32.const 20224
+   i32.const 20256
+   i32.const 20304
    i32.const 1
    i32.const 1
    call $~lib/builtins/abort
@@ -8254,6 +8255,29 @@
   f64.const 0
   f64.const 0
   call $~lib/builtins/trace
+  local.get $3
+  call $~lib/date/Date#toISOString
+  local.set $8
+  global.get $~lib/memory/__stack_pointer
+  local.get $8
+  i32.store offset=4
+  local.get $8
+  i32.const 3728
+  local.set $8
+  global.get $~lib/memory/__stack_pointer
+  local.get $8
+  i32.store offset=8
+  local.get $8
+  call $~lib/string/String.__eq
+  i32.eqz
+  if
+   i32.const 0
+   i32.const 32
+   i32.const 240
+   i32.const 3
+   call $~lib/builtins/abort
+   unreachable
+  end
   global.get $~lib/memory/__stack_pointer
   i32.const 24
   i32.add

From 28ec3ec97f3bcef43dffdd128b78afa2f8a9a735 Mon Sep 17 00:00:00 2001
From: MaxGraey <maxgraey@gmail.com>
Date: Thu, 15 Apr 2021 09:44:23 +0300
Subject: [PATCH 13/47] more

---
 std/assembly/date.ts                  |   7 +-
 tests/compiler/std/date.optimized.wat | 296 ++++++++++------
 tests/compiler/std/date.ts            |  28 +-
 tests/compiler/std/date.untouched.wat | 476 +++++++++++++++-----------
 4 files changed, 481 insertions(+), 326 deletions(-)

diff --git a/std/assembly/date.ts b/std/assembly/date.ts
index e05abfe38b..210b04ff61 100644
--- a/std/assembly/date.ts
+++ b/std/assembly/date.ts
@@ -167,9 +167,10 @@ export class Date {
   }
 
   toISOString(): string {
-    var yearStr = this.year.toString();
-    if (this.epochMillis > 0 && yearStr.length > 4) {
-      yearStr = "+" + yearStr.padStart(6, "0");
+    var yearStr = abs(this.year).toString();
+    var isNeg = this.epochMillis < 0;
+    if (isNeg || yearStr.length > 4) {
+      yearStr = (isNeg ? "-" : "+") + yearStr.padStart(6, "0");
     }
 
     return (
diff --git a/tests/compiler/std/date.optimized.wat b/tests/compiler/std/date.optimized.wat
index 1d90538d88..d9e86b47a1 100644
--- a/tests/compiler/std/date.optimized.wat
+++ b/tests/compiler/std/date.optimized.wat
@@ -43,11 +43,11 @@
  (data (i32.const 1868) "\\")
  (data (i32.const 1880) "\01\00\00\00H\00\00\000\001\002\003\004\005\006\007\008\009\00a\00b\00c\00d\00e\00f\00g\00h\00i\00j\00k\00l\00m\00n\00o\00p\00q\00r\00s\00t\00u\00v\00w\00x\00y\00z")
  (data (i32.const 1964) "\1c")
- (data (i32.const 1976) "\01\00\00\00\02\00\00\00+")
+ (data (i32.const 1976) "\01\00\00\00\02\00\00\00-")
  (data (i32.const 1996) "\1c")
- (data (i32.const 2008) "\01")
+ (data (i32.const 2008) "\01\00\00\00\02\00\00\00+")
  (data (i32.const 2028) "\1c")
- (data (i32.const 2040) "\01\00\00\00\02\00\00\00-")
+ (data (i32.const 2040) "\01")
  (data (i32.const 2060) "\1c")
  (data (i32.const 2072) "\01\00\00\00\02\00\00\00T")
  (data (i32.const 2092) "\1c")
@@ -62,36 +62,40 @@
  (data (i32.const 2280) "\01\00\00\000\00\00\002\000\000\009\00-\000\001\00-\000\006\00T\000\008\00:\004\000\00:\003\001\00.\004\005\006\00Z")
  (data (i32.const 2348) "L")
  (data (i32.const 2360) "\01\00\00\006\00\00\00+\000\001\002\001\008\004\00-\000\004\00-\000\008\00T\001\003\00:\000\007\00:\001\001\00.\000\002\000\00Z")
- (data (i32.const 2428) ",")
- (data (i32.const 2440) "\01\00\00\00\14\00\00\001\009\007\006\00-\000\002\00-\000\002")
- (data (i32.const 2476) ",")
- (data (i32.const 2488) "\01\00\00\00\1c\00\00\00I\00n\00v\00a\00l\00i\00d\00 \00l\00e\00n\00g\00t\00h")
- (data (i32.const 2524) ",")
- (data (i32.const 2536) "\01\00\00\00\1a\00\00\00~\00l\00i\00b\00/\00a\00r\00r\00a\00y\00.\00t\00s")
- (data (i32.const 2572) "|")
- (data (i32.const 2584) "\01\00\00\00^\00\00\00E\00l\00e\00m\00e\00n\00t\00 \00t\00y\00p\00e\00 \00m\00u\00s\00t\00 \00b\00e\00 \00n\00u\00l\00l\00a\00b\00l\00e\00 \00i\00f\00 \00a\00r\00r\00a\00y\00 \00i\00s\00 \00h\00o\00l\00e\00y")
- (data (i32.const 2700) ",")
- (data (i32.const 2712) "\01\00\00\00\10\00\00\001\009\007\006\00-\002\00-\002")
- (data (i32.const 2748) ",")
- (data (i32.const 2760) "\01\00\00\00\14\00\00\002\003\004\005\00-\001\001\00-\000\004")
- (data (i32.const 2796) ",")
- (data (i32.const 2808) "\01\00\00\00\14\00\00\001\009\007\006\00-\000\004\00-\000\002")
- (data (i32.const 2844) ",")
- (data (i32.const 2856) "\01\00\00\00\10\00\00\007\006\00-\000\004\00-\000\002")
- (data (i32.const 2892) "<")
- (data (i32.const 2904) "\01\00\00\00&\00\00\001\009\007\006\00-\000\002\00-\000\002\00T\001\002\00:\003\004\00:\005\006")
- (data (i32.const 2956) "L")
- (data (i32.const 2968) "\01\00\00\00.\00\00\001\009\007\006\00-\000\002\00-\000\002\00T\001\002\00:\003\004\00:\005\006\00.\004\005\006")
- (data (i32.const 3036) "L")
- (data (i32.const 3048) "\01\00\00\000\00\00\001\009\007\006\00-\000\002\00-\000\002\00T\001\002\00:\003\004\00:\005\006\00.\004\005\006\00Z")
+ (data (i32.const 2428) "L")
+ (data (i32.const 2440) "\01\00\00\000\00\00\009\009\009\009\00-\001\002\00-\003\001\00T\002\003\00:\005\009\00:\005\009\00.\009\009\009\00Z")
+ (data (i32.const 2508) "L")
+ (data (i32.const 2520) "\01\00\00\006\00\00\00+\000\001\000\000\000\000\00-\000\001\00-\000\001\00T\000\000\00:\000\000\00:\000\000\00.\000\000\000\00Z")
+ (data (i32.const 2588) ",")
+ (data (i32.const 2600) "\01\00\00\00\14\00\00\001\009\007\006\00-\000\002\00-\000\002")
+ (data (i32.const 2636) ",")
+ (data (i32.const 2648) "\01\00\00\00\1c\00\00\00I\00n\00v\00a\00l\00i\00d\00 \00l\00e\00n\00g\00t\00h")
+ (data (i32.const 2684) ",")
+ (data (i32.const 2696) "\01\00\00\00\1a\00\00\00~\00l\00i\00b\00/\00a\00r\00r\00a\00y\00.\00t\00s")
+ (data (i32.const 2732) "|")
+ (data (i32.const 2744) "\01\00\00\00^\00\00\00E\00l\00e\00m\00e\00n\00t\00 \00t\00y\00p\00e\00 \00m\00u\00s\00t\00 \00b\00e\00 \00n\00u\00l\00l\00a\00b\00l\00e\00 \00i\00f\00 \00a\00r\00r\00a\00y\00 \00i\00s\00 \00h\00o\00l\00e\00y")
+ (data (i32.const 2860) ",")
+ (data (i32.const 2872) "\01\00\00\00\10\00\00\001\009\007\006\00-\002\00-\002")
+ (data (i32.const 2908) ",")
+ (data (i32.const 2920) "\01\00\00\00\14\00\00\002\003\004\005\00-\001\001\00-\000\004")
+ (data (i32.const 2956) ",")
+ (data (i32.const 2968) "\01\00\00\00\14\00\00\001\009\007\006\00-\000\004\00-\000\002")
+ (data (i32.const 3004) ",")
+ (data (i32.const 3016) "\01\00\00\00\10\00\00\007\006\00-\000\004\00-\000\002")
+ (data (i32.const 3052) "<")
+ (data (i32.const 3064) "\01\00\00\00&\00\00\001\009\007\006\00-\000\002\00-\000\002\00T\001\002\00:\003\004\00:\005\006")
  (data (i32.const 3116) "L")
- (data (i32.const 3128) "\01\00\00\006\00\00\00-\002\007\001\008\002\001\00-\000\004\00-\002\000\00T\000\000\00:\000\000\00:\000\000\00.\000\000\000\00Z")
+ (data (i32.const 3128) "\01\00\00\00.\00\00\001\009\007\006\00-\000\002\00-\000\002\00T\001\002\00:\003\004\00:\005\006\00.\004\005\006")
  (data (i32.const 3196) "L")
- (data (i32.const 3208) "\01\00\00\006\00\00\00+\002\007\005\007\006\000\00-\000\009\00-\001\003\00T\000\000\00:\000\000\00:\000\000\00.\000\000\000\00Z")
+ (data (i32.const 3208) "\01\00\00\000\00\00\001\009\007\006\00-\000\002\00-\000\002\00T\001\002\00:\003\004\00:\005\006\00.\004\005\006\00Z")
  (data (i32.const 3276) "L")
- (data (i32.const 3288) "\01\00\00\006\00\00\00+\002\007\005\007\006\000\00-\000\009\00-\001\002\00T\002\003\00:\005\009\00:\005\009\00.\009\009\009\00Z")
- (data (i32.const 3360) "\06\00\00\00 \00\00\00\00\00\00\00 ")
- (data (i32.const 3388) " \00\00\00\00\00\00\00\02A\00\00\00\00\00\00\02\t")
+ (data (i32.const 3288) "\01\00\00\006\00\00\00-\002\007\001\008\002\001\00-\000\004\00-\002\000\00T\000\000\00:\000\000\00:\000\000\00.\000\000\000\00Z")
+ (data (i32.const 3356) "L")
+ (data (i32.const 3368) "\01\00\00\006\00\00\00+\002\007\005\007\006\000\00-\000\009\00-\001\003\00T\000\000\00:\000\000\00:\000\000\00.\000\000\000\00Z")
+ (data (i32.const 3436) "L")
+ (data (i32.const 3448) "\01\00\00\006\00\00\00+\002\007\005\007\006\000\00-\000\009\00-\001\002\00T\002\003\00:\005\009\00:\005\009\00.\009\009\009\00Z")
+ (data (i32.const 3520) "\06\00\00\00 \00\00\00\00\00\00\00 ")
+ (data (i32.const 3548) " \00\00\00\00\00\00\00\02A\00\00\00\00\00\00\02\t")
  (global $~lib/date/_day (mut i32) (i32.const 0))
  (global $~lib/date/_month (mut i32) (i32.const 0))
  (global $~lib/rt/itcms/total (mut i32) (i32.const 0))
@@ -104,7 +108,7 @@
  (global $~lib/rt/itcms/white (mut i32) (i32.const 0))
  (global $~lib/rt/itcms/fromSpace (mut i32) (i32.const 0))
  (global $~lib/rt/tlsf/ROOT (mut i32) (i32.const 0))
- (global $~lib/memory/__stack_pointer (mut i32) (i32.const 19796))
+ (global $~lib/memory/__stack_pointer (mut i32) (i32.const 19956))
  (global $~started (mut i32) (i32.const 0))
  (export "memory" (memory $0))
  (export "_start" (func $~start))
@@ -312,9 +316,9 @@
   call $~lib/rt/itcms/__visit
   i32.const 1600
   call $~lib/rt/itcms/__visit
-  i32.const 2496
+  i32.const 2656
   call $~lib/rt/itcms/__visit
-  i32.const 2592
+  i32.const 2752
   call $~lib/rt/itcms/__visit
   i32.const 1200
   call $~lib/rt/itcms/__visit
@@ -432,7 +436,7 @@
    if
     i32.const 0
     local.get $0
-    i32.const 19796
+    i32.const 19956
     i32.lt_u
     local.get $0
     i32.load offset=8
@@ -478,7 +482,7 @@
    i32.const 1
   else
    local.get $1
-   i32.const 3360
+   i32.const 3520
    i32.load
    i32.gt_u
    if
@@ -492,7 +496,7 @@
    local.get $1
    i32.const 3
    i32.shl
-   i32.const 3364
+   i32.const 3524
    i32.add
    i32.load
    i32.const 32
@@ -1066,10 +1070,10 @@
   if
    unreachable
   end
-  i32.const 19808
+  i32.const 19968
   i32.const 0
   i32.store
-  i32.const 21376
+  i32.const 21536
   i32.const 0
   i32.store
   loop $for-loop|0
@@ -1080,7 +1084,7 @@
     local.get $1
     i32.const 2
     i32.shl
-    i32.const 19808
+    i32.const 19968
     i32.add
     i32.const 0
     i32.store offset=4
@@ -1098,7 +1102,7 @@
       i32.add
       i32.const 2
       i32.shl
-      i32.const 19808
+      i32.const 19968
       i32.add
       i32.const 0
       i32.store offset=96
@@ -1116,13 +1120,13 @@
     br $for-loop|0
    end
   end
-  i32.const 19808
-  i32.const 21380
+  i32.const 19968
+  i32.const 21540
   memory.size
   i32.const 16
   i32.shl
   call $~lib/rt/tlsf/addMemory
-  i32.const 19808
+  i32.const 19968
   global.set $~lib/rt/tlsf/ROOT
  )
  (func $~lib/rt/itcms/step (result i32)
@@ -1201,7 +1205,7 @@
       local.set $0
       loop $while-continue|0
        local.get $0
-       i32.const 19796
+       i32.const 19956
        i32.lt_u
        if
         local.get $0
@@ -1291,7 +1295,7 @@
       unreachable
      end
      local.get $0
-     i32.const 19796
+     i32.const 19956
      i32.lt_u
      if
       local.get $0
@@ -1314,7 +1318,7 @@
       i32.const 4
       i32.add
       local.tee $1
-      i32.const 19796
+      i32.const 19956
       i32.ge_u
       if
        global.get $~lib/rt/tlsf/ROOT
@@ -2621,7 +2625,7 @@
     i32.const 4
     i32.add
     global.set $~lib/memory/__stack_pointer
-    i32.const 2016
+    i32.const 2048
     local.set $0
     br $__inlined_func$~lib/string/String#concat
    end
@@ -2934,8 +2938,8 @@
    i32.const 268435455
    i32.gt_u
    if
-    i32.const 2496
-    i32.const 2544
+    i32.const 2656
+    i32.const 2704
     i32.const 14
     i32.const 48
     call $~lib/builtins/abort
@@ -3379,11 +3383,11 @@
  )
  (func $~stack_check
   global.get $~lib/memory/__stack_pointer
-  i32.const 3412
+  i32.const 3572
   i32.lt_s
   if
-   i32.const 19824
-   i32.const 19872
+   i32.const 19984
+   i32.const 20032
    i32.const 1
    i32.const 1
    call $~lib/builtins/abort
@@ -3393,6 +3397,7 @@
  (func $~lib/date/Date#toISOString (param $0 i32) (result i32)
   (local $1 i32)
   (local $2 i32)
+  (local $3 i32)
   global.get $~lib/memory/__stack_pointer
   i32.const 112
   i32.sub
@@ -3443,14 +3448,25 @@
   global.get $~lib/memory/__stack_pointer
   local.get $0
   i32.load
+  local.tee $1
+  i32.const 31
+  i32.shr_s
+  local.tee $2
+  local.get $1
+  local.get $2
+  i32.add
+  i32.xor
   call $~lib/number/I32#toString
   local.tee $1
   i32.store
   local.get $0
   i64.load offset=16
   i64.const 0
-  i64.gt_s
+  i64.lt_s
+  local.tee $3
   if (result i32)
+   i32.const 1
+  else
    local.get $1
    i32.const 20
    i32.sub
@@ -3459,13 +3475,15 @@
    i32.shr_u
    i32.const 4
    i32.gt_u
-  else
-   i32.const 0
   end
   if
    global.get $~lib/memory/__stack_pointer
    global.get $~lib/memory/__stack_pointer
    i32.const 1984
+   i32.const 2016
+   local.get $3
+   select
+   local.tee $3
    i32.store offset=4
    global.get $~lib/memory/__stack_pointer
    i32.const 1856
@@ -3477,17 +3495,17 @@
    global.get $~lib/memory/__stack_pointer
    local.get $1
    i32.store offset=8
-   i32.const 1984
+   local.get $3
    local.get $1
    call $~lib/string/String.__concat
    local.tee $1
    i32.store
   end
   global.get $~lib/memory/__stack_pointer
-  i32.const 2048
+  i32.const 1984
   i32.store offset=100
   local.get $1
-  i32.const 2048
+  i32.const 1984
   call $~lib/string/String.__concat
   local.set $1
   global.get $~lib/memory/__stack_pointer
@@ -3518,10 +3536,10 @@
   local.get $1
   i32.store offset=84
   global.get $~lib/memory/__stack_pointer
-  i32.const 2048
+  i32.const 1984
   i32.store offset=88
   local.get $1
-  i32.const 2048
+  i32.const 1984
   call $~lib/string/String.__concat
   local.set $1
   global.get $~lib/memory/__stack_pointer
@@ -3778,7 +3796,7 @@
        i32.store offset=4
        local.get $0
        i32.load offset=4
-       i32.const 2016
+       i32.const 2048
        i32.store
        br $folding-inner1
       end
@@ -3887,10 +3905,10 @@
         call $~lib/array/Array<~lib/string/String>#push
        else
         global.get $~lib/memory/__stack_pointer
-        i32.const 2016
+        i32.const 2048
         i32.store offset=20
         local.get $2
-        i32.const 2016
+        i32.const 2048
         call $~lib/array/Array<~lib/string/String>#push
        end
        local.get $9
@@ -3944,10 +3962,10 @@
       call $~lib/array/Array<~lib/string/String>#push
      else
       global.get $~lib/memory/__stack_pointer
-      i32.const 2016
+      i32.const 2048
       i32.store offset=20
       local.get $2
-      i32.const 2016
+      i32.const 2048
       call $~lib/array/Array<~lib/string/String>#push
      end
      global.get $~lib/memory/__stack_pointer
@@ -4104,11 +4122,11 @@
    end
   end
   global.get $~lib/memory/__stack_pointer
-  i32.const 2048
+  i32.const 1984
   i32.store
   global.get $~lib/memory/__stack_pointer
   local.get $1
-  i32.const 2048
+  i32.const 1984
   call $~lib/string/String#split
   local.tee $0
   i32.store offset=24
@@ -4283,7 +4301,7 @@
   memory.size
   i32.const 16
   i32.shl
-  i32.const 19796
+  i32.const 19956
   i32.sub
   i32.const 1
   i32.shr_u
@@ -5157,10 +5175,62 @@
    unreachable
   end
   global.get $~lib/memory/__stack_pointer
-  i32.const 2448
+  i64.const 253402300799999
+  call $~lib/date/Date#constructor
+  local.tee $0
+  i32.store
+  local.get $0
+  call $~lib/date/Date#toISOString
+  local.set $0
+  global.get $~lib/memory/__stack_pointer
+  local.get $0
   i32.store offset=4
   global.get $~lib/memory/__stack_pointer
   i32.const 2448
+  i32.store offset=8
+  local.get $0
+  i32.const 2448
+  call $~lib/string/String.__eq
+  i32.eqz
+  if
+   i32.const 0
+   i32.const 1056
+   i32.const 184
+   i32.const 3
+   call $~lib/builtins/abort
+   unreachable
+  end
+  global.get $~lib/memory/__stack_pointer
+  i64.const 253402300800000
+  call $~lib/date/Date#constructor
+  local.tee $0
+  i32.store
+  local.get $0
+  call $~lib/date/Date#toISOString
+  local.set $0
+  global.get $~lib/memory/__stack_pointer
+  local.get $0
+  i32.store offset=4
+  global.get $~lib/memory/__stack_pointer
+  i32.const 2528
+  i32.store offset=8
+  local.get $0
+  i32.const 2528
+  call $~lib/string/String.__eq
+  i32.eqz
+  if
+   i32.const 0
+   i32.const 1056
+   i32.const 186
+   i32.const 3
+   call $~lib/builtins/abort
+   unreachable
+  end
+  global.get $~lib/memory/__stack_pointer
+  i32.const 2608
+  i32.store offset=4
+  global.get $~lib/memory/__stack_pointer
+  i32.const 2608
   call $~lib/date/Date.fromString
   local.tee $0
   i32.store
@@ -5171,16 +5241,16 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 189
+   i32.const 195
    i32.const 3
    call $~lib/builtins/abort
    unreachable
   end
   global.get $~lib/memory/__stack_pointer
-  i32.const 2720
+  i32.const 2880
   i32.store offset=4
   global.get $~lib/memory/__stack_pointer
-  i32.const 2720
+  i32.const 2880
   call $~lib/date/Date.fromString
   local.tee $0
   i32.store
@@ -5191,16 +5261,16 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 191
+   i32.const 197
    i32.const 3
    call $~lib/builtins/abort
    unreachable
   end
   global.get $~lib/memory/__stack_pointer
-  i32.const 2768
+  i32.const 2928
   i32.store offset=4
   global.get $~lib/memory/__stack_pointer
-  i32.const 2768
+  i32.const 2928
   call $~lib/date/Date.fromString
   local.tee $0
   i32.store
@@ -5211,15 +5281,15 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 193
+   i32.const 199
    i32.const 3
    call $~lib/builtins/abort
    unreachable
   end
   global.get $~lib/memory/__stack_pointer
-  i32.const 2816
+  i32.const 2976
   i32.store offset=8
-  i32.const 2816
+  i32.const 2976
   call $~lib/date/Date.fromString
   local.set $0
   global.get $~lib/memory/__stack_pointer
@@ -5228,9 +5298,9 @@
   local.get $0
   i64.load offset=16
   global.get $~lib/memory/__stack_pointer
-  i32.const 2864
+  i32.const 3024
   i32.store offset=8
-  i32.const 2864
+  i32.const 3024
   call $~lib/date/Date.fromString
   local.set $0
   global.get $~lib/memory/__stack_pointer
@@ -5242,16 +5312,16 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 196
+   i32.const 202
    i32.const 3
    call $~lib/builtins/abort
    unreachable
   end
   global.get $~lib/memory/__stack_pointer
-  i32.const 2912
+  i32.const 3072
   i32.store offset=4
   global.get $~lib/memory/__stack_pointer
-  i32.const 2912
+  i32.const 3072
   call $~lib/date/Date.fromString
   local.tee $0
   i32.store
@@ -5262,16 +5332,16 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 203
+   i32.const 209
    i32.const 3
    call $~lib/builtins/abort
    unreachable
   end
   global.get $~lib/memory/__stack_pointer
-  i32.const 2976
+  i32.const 3136
   i32.store offset=4
   global.get $~lib/memory/__stack_pointer
-  i32.const 2976
+  i32.const 3136
   call $~lib/date/Date.fromString
   local.tee $0
   i32.store
@@ -5282,16 +5352,16 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 207
+   i32.const 213
    i32.const 3
    call $~lib/builtins/abort
    unreachable
   end
   global.get $~lib/memory/__stack_pointer
-  i32.const 3056
+  i32.const 3216
   i32.store offset=4
   global.get $~lib/memory/__stack_pointer
-  i32.const 3056
+  i32.const 3216
   call $~lib/date/Date.fromString
   local.tee $0
   i32.store
@@ -5302,7 +5372,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 211
+   i32.const 217
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5324,7 +5394,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 219
+   i32.const 225
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5336,7 +5406,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 220
+   i32.const 226
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5348,7 +5418,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 222
+   i32.const 228
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5360,7 +5430,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 223
+   i32.const 229
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5372,7 +5442,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 225
+   i32.const 231
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5384,7 +5454,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 226
+   i32.const 232
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5396,7 +5466,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 228
+   i32.const 234
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5408,7 +5478,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 229
+   i32.const 235
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5420,16 +5490,16 @@
   local.get $0
   i32.store offset=4
   global.get $~lib/memory/__stack_pointer
-  i32.const 3136
+  i32.const 3296
   i32.store offset=8
   local.get $0
-  i32.const 3136
+  i32.const 3296
   call $~lib/string/String.__eq
   i32.eqz
   if
    i32.const 0
    i32.const 1056
-   i32.const 231
+   i32.const 237
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5441,16 +5511,16 @@
   local.get $0
   i32.store offset=4
   global.get $~lib/memory/__stack_pointer
-  i32.const 3216
+  i32.const 3376
   i32.store offset=8
   local.get $0
-  i32.const 3216
+  i32.const 3376
   call $~lib/string/String.__eq
   i32.eqz
   if
    i32.const 0
    i32.const 1056
-   i32.const 232
+   i32.const 238
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5466,9 +5536,9 @@
   local.tee $0
   i32.store offset=20
   global.get $~lib/memory/__stack_pointer
-  i32.const 2016
+  i32.const 2048
   i32.store offset=4
-  i32.const 2016
+  i32.const 2048
   i32.const 2
   local.get $0
   i32.load offset=8
@@ -5487,16 +5557,16 @@
   local.get $0
   i32.store offset=4
   global.get $~lib/memory/__stack_pointer
-  i32.const 3296
+  i32.const 3456
   i32.store offset=8
   local.get $0
-  i32.const 3296
+  i32.const 3456
   call $~lib/string/String.__eq
   i32.eqz
   if
    i32.const 0
    i32.const 1056
-   i32.const 240
+   i32.const 246
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5749,7 +5819,7 @@
    i32.const 4
    i32.add
    global.set $~lib/memory/__stack_pointer
-   i32.const 2016
+   i32.const 2048
    return
   end
   i32.const 0
@@ -5847,7 +5917,7 @@
   i32.ge_u
   if
    i32.const 1392
-   i32.const 2544
+   i32.const 2704
    i32.const 92
    i32.const 42
    call $~lib/builtins/abort
@@ -5866,8 +5936,8 @@
   local.get $0
   i32.eqz
   if
-   i32.const 2592
-   i32.const 2544
+   i32.const 2752
+   i32.const 2704
    i32.const 96
    i32.const 40
    call $~lib/builtins/abort
diff --git a/tests/compiler/std/date.ts b/tests/compiler/std/date.ts
index e20fcc0739..a10a633b78 100644
--- a/tests/compiler/std/date.ts
+++ b/tests/compiler/std/date.ts
@@ -1,4 +1,4 @@
-// Date UTC /////////////////////////////////////////////////////////////////////////////////
+// Date UTC ///////////////////////////////////////////////////////////////////////////////////////
 {
   assert(Date.UTC(1970, 0, 1) == 0);
   assert(Date.UTC(1970, 0, 1, 0, 0, 0, 0) == 0);
@@ -8,7 +8,7 @@
   assert(Date.UTC(2018, 10, 10, 11, 0, 0, 1) == 1541847600001);
 }
 
-// Date get / set Time /////////////////////////////////////////////////////////////////////////////////
+// Date get / set Time ////////////////////////////////////////////////////////////////////////////
 
 {
   let creationTime = 1541847600001;
@@ -18,7 +18,7 @@
   assert(date.getTime() == creationTime + 1);
 }
 
-// Date getters /////////////////////////////////////////////////////////////////////////////////
+// Date getters ///////////////////////////////////////////////////////////////////////////////////
 
 {
   // from +189512-12-14T22:09:43.706Z"
@@ -44,7 +44,7 @@
   assert(date.getUTCMilliseconds() == 274);
 }
 
-// Date#setUTCMilliseconds /////////////////////////////////////////////////////////////////////////////////
+// Date#setUTCMilliseconds /////////////////////////////////////////////////////////////////////////
 {
   let date = new Date(399464523963984);
   assert(date.getUTCMilliseconds() == 984);
@@ -57,7 +57,7 @@
   date.setUTCMilliseconds(999);
 }
 
-// Date#setUTCSeconds /////////////////////////////////////////////////////////////////////////////////
+// Date#setUTCSeconds //////////////////////////////////////////////////////////////////////////////
 {
   let date = new Date(372027318331986);
   assert(date.getUTCSeconds() == 31);
@@ -70,7 +70,7 @@
   date.setUTCSeconds(59);
 }
 
-// Date#setUTCMinutes /////////////////////////////////////////////////////////////////////////////////
+// Date#setUTCMinutes //////////////////////////////////////////////////////////////////////////////
 {
   let date = new Date(372027318331986);
   assert(date.getUTCMinutes() == 45);
@@ -83,7 +83,7 @@
   date.setUTCMinutes(59);
 }
 
-// Date#setUTCHours /////////////////////////////////////////////////////////////////////////////////
+// Date#setUTCHours ////////////////////////////////////////////////////////////////////////////////
 {
   let date = new Date(372027318331986);
   assert(date.getUTCHours() == 17);
@@ -149,7 +149,7 @@
   assert(date.getTime() == 1362117600001);
 }
 
-// Date#setUTCMonth /////////////////////////////////////////////////////////////////////////////////
+// Date#setUTCMonth ////////////////////////////////////////////////////////////////////////////////
 {
   let date = new Date(7899943856218720);
   assert(date.getUTCMonth() == 3);
@@ -162,7 +162,7 @@
   date.setUTCMonth(12);
 }
 
-// Date#setUTCFullYear /////////////////////////////////////////////////////////////////////////////////
+// Date#setUTCFullYear /////////////////////////////////////////////////////////////////////////////
 {
   let date = new Date(7941202527925698);
   assert(date.getUTCFullYear() == 253616);
@@ -172,7 +172,7 @@
   assert(date.getUTCFullYear() == 20212);
 }
 
-// Date#toString /////////////////////////////////////////////////////////////////////////////////
+// Date#toISOString ////////////////////////////////////////////////////////////////////////////////
 {
   let date = new Date(1231231231020);
   assert(date.toISOString() == "2009-01-06T08:40:31.020Z");
@@ -180,6 +180,12 @@
   assert(date.toISOString() == "2009-01-06T08:40:31.456Z");
   date = new Date(322331231231020);
   assert(date.toISOString() == "+012184-04-08T13:07:11.020Z");
+  date = new Date(253402300799999);
+  assert(date.toISOString() == "9999-12-31T23:59:59.999Z");
+  date = new Date(253402300800000);
+  assert(date.toISOString() == "+010000-01-01T00:00:00.000Z");
+  // date = new Date(-62847038769226);
+  // assert(date.toISOString() == "-000022-06-16T17:13:50.774Z"); // FAIL
 }
 
 // Date#fromString /////////////////////////////////////////////////////////////////////////////////
@@ -211,7 +217,7 @@
   assert(date.getTime() == 192112496456);
 }
 
-// Minimum / Maximum dates /////////////////////////////////////////////////////////////////////////
+// Minimum / Maximum dates ////////////////////////////////////////////////////////////////////////
 {
   let minDate = new Date(-8640000000000000);
   let maxDate = new Date( 8640000000000000);
diff --git a/tests/compiler/std/date.untouched.wat b/tests/compiler/std/date.untouched.wat
index 23a14257d1..5cf1ab9692 100644
--- a/tests/compiler/std/date.untouched.wat
+++ b/tests/compiler/std/date.untouched.wat
@@ -40,9 +40,9 @@
  (data (i32.const 844) "0\000\000\001\000\002\000\003\000\004\000\005\000\006\000\007\000\008\000\009\001\000\001\001\001\002\001\003\001\004\001\005\001\006\001\007\001\008\001\009\002\000\002\001\002\002\002\003\002\004\002\005\002\006\002\007\002\008\002\009\003\000\003\001\003\002\003\003\003\004\003\005\003\006\003\007\003\008\003\009\004\000\004\001\004\002\004\003\004\004\004\005\004\006\004\007\004\008\004\009\005\000\005\001\005\002\005\003\005\004\005\005\005\006\005\007\005\008\005\009\006\000\006\001\006\002\006\003\006\004\006\005\006\006\006\007\006\008\006\009\007\000\007\001\007\002\007\003\007\004\007\005\007\006\007\007\007\008\007\009\008\000\008\001\008\002\008\003\008\004\008\005\008\006\008\007\008\008\008\009\009\000\009\001\009\002\009\003\009\004\009\005\009\006\009\007\009\008\009\009\00")
  (data (i32.const 1244) "\1c\04\00\00\00\00\00\00\00\00\00\00\01\00\00\00\00\04\00\000\000\000\001\000\002\000\003\000\004\000\005\000\006\000\007\000\008\000\009\000\00a\000\00b\000\00c\000\00d\000\00e\000\00f\001\000\001\001\001\002\001\003\001\004\001\005\001\006\001\007\001\008\001\009\001\00a\001\00b\001\00c\001\00d\001\00e\001\00f\002\000\002\001\002\002\002\003\002\004\002\005\002\006\002\007\002\008\002\009\002\00a\002\00b\002\00c\002\00d\002\00e\002\00f\003\000\003\001\003\002\003\003\003\004\003\005\003\006\003\007\003\008\003\009\003\00a\003\00b\003\00c\003\00d\003\00e\003\00f\004\000\004\001\004\002\004\003\004\004\004\005\004\006\004\007\004\008\004\009\004\00a\004\00b\004\00c\004\00d\004\00e\004\00f\005\000\005\001\005\002\005\003\005\004\005\005\005\006\005\007\005\008\005\009\005\00a\005\00b\005\00c\005\00d\005\00e\005\00f\006\000\006\001\006\002\006\003\006\004\006\005\006\006\006\007\006\008\006\009\006\00a\006\00b\006\00c\006\00d\006\00e\006\00f\007\000\007\001\007\002\007\003\007\004\007\005\007\006\007\007\007\008\007\009\007\00a\007\00b\007\00c\007\00d\007\00e\007\00f\008\000\008\001\008\002\008\003\008\004\008\005\008\006\008\007\008\008\008\009\008\00a\008\00b\008\00c\008\00d\008\00e\008\00f\009\000\009\001\009\002\009\003\009\004\009\005\009\006\009\007\009\008\009\009\009\00a\009\00b\009\00c\009\00d\009\00e\009\00f\00a\000\00a\001\00a\002\00a\003\00a\004\00a\005\00a\006\00a\007\00a\008\00a\009\00a\00a\00a\00b\00a\00c\00a\00d\00a\00e\00a\00f\00b\000\00b\001\00b\002\00b\003\00b\004\00b\005\00b\006\00b\007\00b\008\00b\009\00b\00a\00b\00b\00b\00c\00b\00d\00b\00e\00b\00f\00c\000\00c\001\00c\002\00c\003\00c\004\00c\005\00c\006\00c\007\00c\008\00c\009\00c\00a\00c\00b\00c\00c\00c\00d\00c\00e\00c\00f\00d\000\00d\001\00d\002\00d\003\00d\004\00d\005\00d\006\00d\007\00d\008\00d\009\00d\00a\00d\00b\00d\00c\00d\00d\00d\00e\00d\00f\00e\000\00e\001\00e\002\00e\003\00e\004\00e\005\00e\006\00e\007\00e\008\00e\009\00e\00a\00e\00b\00e\00c\00e\00d\00e\00e\00e\00f\00f\000\00f\001\00f\002\00f\003\00f\004\00f\005\00f\006\00f\007\00f\008\00f\009\00f\00a\00f\00b\00f\00c\00f\00d\00f\00e\00f\00f\00\00\00\00\00\00\00\00\00\00\00\00\00")
  (data (i32.const 2300) "\\\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00H\00\00\000\001\002\003\004\005\006\007\008\009\00a\00b\00c\00d\00e\00f\00g\00h\00i\00j\00k\00l\00m\00n\00o\00p\00q\00r\00s\00t\00u\00v\00w\00x\00y\00z\00\00\00\00\00")
- (data (i32.const 2396) "\1c\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\02\00\00\00+\00\00\00\00\00\00\00\00\00\00\00")
- (data (i32.const 2428) "\1c\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00")
- (data (i32.const 2460) "\1c\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\02\00\00\00-\00\00\00\00\00\00\00\00\00\00\00")
+ (data (i32.const 2396) "\1c\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\02\00\00\00-\00\00\00\00\00\00\00\00\00\00\00")
+ (data (i32.const 2428) "\1c\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\02\00\00\00+\00\00\00\00\00\00\00\00\00\00\00")
+ (data (i32.const 2460) "\1c\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00")
  (data (i32.const 2492) "\1c\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\02\00\00\00T\00\00\00\00\00\00\00\00\00\00\00")
  (data (i32.const 2524) "\1c\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\02\00\00\00:\00\00\00\00\00\00\00\00\00\00\00")
  (data (i32.const 2556) "\1c\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\02\00\00\00.\00\00\00\00\00\00\00\00\00\00\00")
@@ -50,21 +50,23 @@
  (data (i32.const 2620) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\000\00\00\002\000\000\009\00-\000\001\00-\000\006\00T\000\008\00:\004\000\00:\003\001\00.\000\002\000\00Z\00\00\00\00\00\00\00\00\00\00\00\00\00")
  (data (i32.const 2700) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\000\00\00\002\000\000\009\00-\000\001\00-\000\006\00T\000\008\00:\004\000\00:\003\001\00.\004\005\006\00Z\00\00\00\00\00\00\00\00\00\00\00\00\00")
  (data (i32.const 2780) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\006\00\00\00+\000\001\002\001\008\004\00-\000\004\00-\000\008\00T\001\003\00:\000\007\00:\001\001\00.\000\002\000\00Z\00\00\00\00\00\00\00")
- (data (i32.const 2860) ",\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\14\00\00\001\009\007\006\00-\000\002\00-\000\002\00\00\00\00\00\00\00\00\00")
- (data (i32.const 2908) ",\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\1c\00\00\00I\00n\00v\00a\00l\00i\00d\00 \00l\00e\00n\00g\00t\00h\00")
- (data (i32.const 2956) ",\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\1a\00\00\00~\00l\00i\00b\00/\00a\00r\00r\00a\00y\00.\00t\00s\00\00\00")
- (data (i32.const 3004) "|\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00^\00\00\00E\00l\00e\00m\00e\00n\00t\00 \00t\00y\00p\00e\00 \00m\00u\00s\00t\00 \00b\00e\00 \00n\00u\00l\00l\00a\00b\00l\00e\00 \00i\00f\00 \00a\00r\00r\00a\00y\00 \00i\00s\00 \00h\00o\00l\00e\00y\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00")
- (data (i32.const 3132) ",\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\10\00\00\001\009\007\006\00-\002\00-\002\00\00\00\00\00\00\00\00\00\00\00\00\00")
- (data (i32.const 3180) ",\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\14\00\00\002\003\004\005\00-\001\001\00-\000\004\00\00\00\00\00\00\00\00\00")
- (data (i32.const 3228) ",\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\14\00\00\001\009\007\006\00-\000\004\00-\000\002\00\00\00\00\00\00\00\00\00")
- (data (i32.const 3276) ",\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\10\00\00\007\006\00-\000\004\00-\000\002\00\00\00\00\00\00\00\00\00\00\00\00\00")
- (data (i32.const 3324) "<\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00&\00\00\001\009\007\006\00-\000\002\00-\000\002\00T\001\002\00:\003\004\00:\005\006\00\00\00\00\00\00\00")
- (data (i32.const 3388) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00.\00\00\001\009\007\006\00-\000\002\00-\000\002\00T\001\002\00:\003\004\00:\005\006\00.\004\005\006\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00")
- (data (i32.const 3468) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\000\00\00\001\009\007\006\00-\000\002\00-\000\002\00T\001\002\00:\003\004\00:\005\006\00.\004\005\006\00Z\00\00\00\00\00\00\00\00\00\00\00\00\00")
- (data (i32.const 3548) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\006\00\00\00-\002\007\001\008\002\001\00-\000\004\00-\002\000\00T\000\000\00:\000\000\00:\000\000\00.\000\000\000\00Z\00\00\00\00\00\00\00")
- (data (i32.const 3628) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\006\00\00\00+\002\007\005\007\006\000\00-\000\009\00-\001\003\00T\000\000\00:\000\000\00:\000\000\00.\000\000\000\00Z\00\00\00\00\00\00\00")
- (data (i32.const 3708) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\006\00\00\00+\002\007\005\007\006\000\00-\000\009\00-\001\002\00T\002\003\00:\005\009\00:\005\009\00.\009\009\009\00Z\00\00\00\00\00\00\00")
- (data (i32.const 3792) "\06\00\00\00 \00\00\00\00\00\00\00 \00\00\00\00\00\00\00\00\00\00\00\00\00\00\00 \00\00\00\00\00\00\00\02A\00\00\00\00\00\00\02\t\00\00\00\00\00\00")
+ (data (i32.const 2860) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\000\00\00\009\009\009\009\00-\001\002\00-\003\001\00T\002\003\00:\005\009\00:\005\009\00.\009\009\009\00Z\00\00\00\00\00\00\00\00\00\00\00\00\00")
+ (data (i32.const 2940) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\006\00\00\00+\000\001\000\000\000\000\00-\000\001\00-\000\001\00T\000\000\00:\000\000\00:\000\000\00.\000\000\000\00Z\00\00\00\00\00\00\00")
+ (data (i32.const 3020) ",\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\14\00\00\001\009\007\006\00-\000\002\00-\000\002\00\00\00\00\00\00\00\00\00")
+ (data (i32.const 3068) ",\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\1c\00\00\00I\00n\00v\00a\00l\00i\00d\00 \00l\00e\00n\00g\00t\00h\00")
+ (data (i32.const 3116) ",\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\1a\00\00\00~\00l\00i\00b\00/\00a\00r\00r\00a\00y\00.\00t\00s\00\00\00")
+ (data (i32.const 3164) "|\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00^\00\00\00E\00l\00e\00m\00e\00n\00t\00 \00t\00y\00p\00e\00 \00m\00u\00s\00t\00 \00b\00e\00 \00n\00u\00l\00l\00a\00b\00l\00e\00 \00i\00f\00 \00a\00r\00r\00a\00y\00 \00i\00s\00 \00h\00o\00l\00e\00y\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00")
+ (data (i32.const 3292) ",\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\10\00\00\001\009\007\006\00-\002\00-\002\00\00\00\00\00\00\00\00\00\00\00\00\00")
+ (data (i32.const 3340) ",\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\14\00\00\002\003\004\005\00-\001\001\00-\000\004\00\00\00\00\00\00\00\00\00")
+ (data (i32.const 3388) ",\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\14\00\00\001\009\007\006\00-\000\004\00-\000\002\00\00\00\00\00\00\00\00\00")
+ (data (i32.const 3436) ",\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\10\00\00\007\006\00-\000\004\00-\000\002\00\00\00\00\00\00\00\00\00\00\00\00\00")
+ (data (i32.const 3484) "<\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00&\00\00\001\009\007\006\00-\000\002\00-\000\002\00T\001\002\00:\003\004\00:\005\006\00\00\00\00\00\00\00")
+ (data (i32.const 3548) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00.\00\00\001\009\007\006\00-\000\002\00-\000\002\00T\001\002\00:\003\004\00:\005\006\00.\004\005\006\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00")
+ (data (i32.const 3628) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\000\00\00\001\009\007\006\00-\000\002\00-\000\002\00T\001\002\00:\003\004\00:\005\006\00.\004\005\006\00Z\00\00\00\00\00\00\00\00\00\00\00\00\00")
+ (data (i32.const 3708) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\006\00\00\00-\002\007\001\008\002\001\00-\000\004\00-\002\000\00T\000\000\00:\000\000\00:\000\000\00.\000\000\000\00Z\00\00\00\00\00\00\00")
+ (data (i32.const 3788) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\006\00\00\00+\002\007\005\007\006\000\00-\000\009\00-\001\003\00T\000\000\00:\000\000\00:\000\000\00.\000\000\000\00Z\00\00\00\00\00\00\00")
+ (data (i32.const 3868) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\006\00\00\00+\002\007\005\007\006\000\00-\000\009\00-\001\002\00T\002\003\00:\005\009\00:\005\009\00.\009\009\009\00Z\00\00\00\00\00\00\00")
+ (data (i32.const 3952) "\06\00\00\00 \00\00\00\00\00\00\00 \00\00\00\00\00\00\00\00\00\00\00\00\00\00\00 \00\00\00\00\00\00\00\02A\00\00\00\00\00\00\02\t\00\00\00\00\00\00")
  (table $0 1 funcref)
  (global $~lib/date/_day (mut i32) (i32.const 0))
  (global $~lib/date/_month (mut i32) (i32.const 0))
@@ -81,10 +83,10 @@
  (global $~lib/ASC_LOW_MEMORY_LIMIT i32 (i32.const 0))
  (global $~lib/ASC_SHRINK_LEVEL i32 (i32.const 0))
  (global $~lib/builtins/i32.MAX_VALUE i32 (i32.const 2147483647))
- (global $~lib/rt/__rtti_base i32 (i32.const 3792))
- (global $~lib/memory/__data_end i32 (i32.const 3844))
- (global $~lib/memory/__stack_pointer (mut i32) (i32.const 20228))
- (global $~lib/memory/__heap_base i32 (i32.const 20228))
+ (global $~lib/rt/__rtti_base i32 (i32.const 3952))
+ (global $~lib/memory/__data_end i32 (i32.const 4004))
+ (global $~lib/memory/__stack_pointer (mut i32) (i32.const 20388))
+ (global $~lib/memory/__heap_base i32 (i32.const 20388))
  (global $~started (mut i32) (i32.const 0))
  (export "memory" (memory $0))
  (export "_start" (func $~start))
@@ -5140,8 +5142,8 @@
    i32.shr_u
    i32.gt_u
    if
-    i32.const 2928
-    i32.const 2976
+    i32.const 3088
+    i32.const 3136
     i32.const 14
     i32.const 48
     call $~lib/builtins/abort
@@ -5623,10 +5625,10 @@
   i32.const 576
   local.get $0
   call $~lib/rt/itcms/__visit
-  i32.const 2928
+  i32.const 3088
   local.get $0
   call $~lib/rt/itcms/__visit
-  i32.const 3024
+  i32.const 3184
   local.get $0
   call $~lib/rt/itcms/__visit
   i32.const 176
@@ -5767,8 +5769,8 @@
   global.get $~lib/memory/__data_end
   i32.lt_s
   if
-   i32.const 20256
-   i32.const 20304
+   i32.const 20416
+   i32.const 20464
    i32.const 1
    i32.const 1
    call $~lib/builtins/abort
@@ -5778,6 +5780,9 @@
  (func $~lib/date/Date#toISOString (param $0 i32) (result i32)
   (local $1 i32)
   (local $2 i32)
+  (local $3 i32)
+  (local $4 i32)
+  (local $5 i32)
   global.get $~lib/memory/__stack_pointer
   i32.const 112
   i32.sub
@@ -5828,302 +5833,317 @@
   global.get $~lib/memory/__stack_pointer
   local.get $0
   i32.load
+  local.tee $1
+  i32.const 31
+  i32.shr_s
+  local.tee $2
+  local.get $1
+  i32.add
+  local.get $2
+  i32.xor
   i32.const 10
   call $~lib/number/I32#toString
-  local.tee $1
+  local.tee $3
   i32.store
   local.get $0
   i64.load offset=16
   i64.const 0
-  i64.gt_s
+  i64.lt_s
+  local.set $4
+  local.get $4
   if (result i32)
-   local.get $1
+   i32.const 1
+  else
+   local.get $3
    call $~lib/string/String#get:length
    i32.const 4
    i32.gt_s
-  else
-   i32.const 0
   end
   if
    global.get $~lib/memory/__stack_pointer
-   i32.const 2416
-   local.set $2
+   local.get $4
+   if (result i32)
+    i32.const 2416
+   else
+    i32.const 2448
+   end
+   local.set $5
    global.get $~lib/memory/__stack_pointer
-   local.get $2
+   local.get $5
    i32.store offset=4
-   local.get $2
-   local.get $1
+   local.get $5
+   local.get $3
    i32.const 6
    i32.const 832
-   local.set $2
+   local.set $5
    global.get $~lib/memory/__stack_pointer
-   local.get $2
+   local.get $5
    i32.store offset=12
-   local.get $2
+   local.get $5
    call $~lib/string/String#padStart
-   local.set $2
+   local.set $5
    global.get $~lib/memory/__stack_pointer
-   local.get $2
+   local.get $5
    i32.store offset=8
-   local.get $2
+   local.get $5
    call $~lib/string/String.__concat
-   local.tee $1
+   local.tee $3
    i32.store
   end
-  local.get $1
-  i32.const 2480
-  local.set $2
+  local.get $3
+  i32.const 2416
+  local.set $5
   global.get $~lib/memory/__stack_pointer
-  local.get $2
+  local.get $5
   i32.store offset=100
-  local.get $2
+  local.get $5
   call $~lib/string/String.__concat
-  local.set $2
+  local.set $5
   global.get $~lib/memory/__stack_pointer
-  local.get $2
+  local.get $5
   i32.store offset=92
-  local.get $2
+  local.get $5
   local.get $0
   i32.load offset=4
   i32.const 10
   call $~lib/number/I32#toString
-  local.set $2
+  local.set $5
   global.get $~lib/memory/__stack_pointer
-  local.get $2
+  local.get $5
   i32.store offset=104
-  local.get $2
+  local.get $5
   i32.const 2
   i32.const 832
-  local.set $2
+  local.set $5
   global.get $~lib/memory/__stack_pointer
-  local.get $2
+  local.get $5
   i32.store offset=108
-  local.get $2
+  local.get $5
   call $~lib/string/String#padStart
-  local.set $2
+  local.set $5
   global.get $~lib/memory/__stack_pointer
-  local.get $2
+  local.get $5
   i32.store offset=96
-  local.get $2
+  local.get $5
   call $~lib/string/String.__concat
-  local.set $2
+  local.set $5
   global.get $~lib/memory/__stack_pointer
-  local.get $2
+  local.get $5
   i32.store offset=84
-  local.get $2
-  i32.const 2480
-  local.set $2
+  local.get $5
+  i32.const 2416
+  local.set $5
   global.get $~lib/memory/__stack_pointer
-  local.get $2
+  local.get $5
   i32.store offset=88
-  local.get $2
+  local.get $5
   call $~lib/string/String.__concat
-  local.set $2
+  local.set $5
   global.get $~lib/memory/__stack_pointer
-  local.get $2
+  local.get $5
   i32.store offset=76
-  local.get $2
+  local.get $5
   local.get $0
   i32.load offset=8
   i32.const 10
   call $~lib/number/I32#toString
-  local.set $2
+  local.set $5
   global.get $~lib/memory/__stack_pointer
-  local.get $2
+  local.get $5
   i32.store offset=84
-  local.get $2
+  local.get $5
   i32.const 2
   i32.const 832
-  local.set $2
+  local.set $5
   global.get $~lib/memory/__stack_pointer
-  local.get $2
+  local.get $5
   i32.store offset=92
-  local.get $2
+  local.get $5
   call $~lib/string/String#padStart
-  local.set $2
+  local.set $5
   global.get $~lib/memory/__stack_pointer
-  local.get $2
+  local.get $5
   i32.store offset=80
-  local.get $2
+  local.get $5
   call $~lib/string/String.__concat
-  local.set $2
+  local.set $5
   global.get $~lib/memory/__stack_pointer
-  local.get $2
+  local.get $5
   i32.store offset=68
-  local.get $2
+  local.get $5
   i32.const 2512
-  local.set $2
+  local.set $5
   global.get $~lib/memory/__stack_pointer
-  local.get $2
+  local.get $5
   i32.store offset=72
-  local.get $2
+  local.get $5
   call $~lib/string/String.__concat
-  local.set $2
+  local.set $5
   global.get $~lib/memory/__stack_pointer
-  local.get $2
+  local.get $5
   i32.store offset=60
-  local.get $2
+  local.get $5
   local.get $0
   call $~lib/date/Date#getUTCHours
   i32.const 10
   call $~lib/number/I32#toString
-  local.set $2
+  local.set $5
   global.get $~lib/memory/__stack_pointer
-  local.get $2
+  local.get $5
   i32.store offset=68
-  local.get $2
+  local.get $5
   i32.const 2
   i32.const 832
-  local.set $2
+  local.set $5
   global.get $~lib/memory/__stack_pointer
-  local.get $2
+  local.get $5
   i32.store offset=76
-  local.get $2
+  local.get $5
   call $~lib/string/String#padStart
-  local.set $2
+  local.set $5
   global.get $~lib/memory/__stack_pointer
-  local.get $2
+  local.get $5
   i32.store offset=64
-  local.get $2
+  local.get $5
   call $~lib/string/String.__concat
-  local.set $2
+  local.set $5
   global.get $~lib/memory/__stack_pointer
-  local.get $2
+  local.get $5
   i32.store offset=52
-  local.get $2
+  local.get $5
   i32.const 2544
-  local.set $2
+  local.set $5
   global.get $~lib/memory/__stack_pointer
-  local.get $2
+  local.get $5
   i32.store offset=56
-  local.get $2
+  local.get $5
   call $~lib/string/String.__concat
-  local.set $2
+  local.set $5
   global.get $~lib/memory/__stack_pointer
-  local.get $2
+  local.get $5
   i32.store offset=44
-  local.get $2
+  local.get $5
   local.get $0
   call $~lib/date/Date#getUTCMinutes
   i32.const 10
   call $~lib/number/I32#toString
-  local.set $2
+  local.set $5
   global.get $~lib/memory/__stack_pointer
-  local.get $2
+  local.get $5
   i32.store offset=52
-  local.get $2
+  local.get $5
   i32.const 2
   i32.const 832
-  local.set $2
+  local.set $5
   global.get $~lib/memory/__stack_pointer
-  local.get $2
+  local.get $5
   i32.store offset=60
-  local.get $2
+  local.get $5
   call $~lib/string/String#padStart
-  local.set $2
+  local.set $5
   global.get $~lib/memory/__stack_pointer
-  local.get $2
+  local.get $5
   i32.store offset=48
-  local.get $2
+  local.get $5
   call $~lib/string/String.__concat
-  local.set $2
+  local.set $5
   global.get $~lib/memory/__stack_pointer
-  local.get $2
+  local.get $5
   i32.store offset=36
-  local.get $2
+  local.get $5
   i32.const 2544
-  local.set $2
+  local.set $5
   global.get $~lib/memory/__stack_pointer
-  local.get $2
+  local.get $5
   i32.store offset=40
-  local.get $2
+  local.get $5
   call $~lib/string/String.__concat
-  local.set $2
+  local.set $5
   global.get $~lib/memory/__stack_pointer
-  local.get $2
+  local.get $5
   i32.store offset=28
-  local.get $2
+  local.get $5
   local.get $0
   call $~lib/date/Date#getUTCSeconds
   i32.const 10
   call $~lib/number/I32#toString
-  local.set $2
+  local.set $5
   global.get $~lib/memory/__stack_pointer
-  local.get $2
+  local.get $5
   i32.store offset=36
-  local.get $2
+  local.get $5
   i32.const 2
   i32.const 832
-  local.set $2
+  local.set $5
   global.get $~lib/memory/__stack_pointer
-  local.get $2
+  local.get $5
   i32.store offset=44
-  local.get $2
+  local.get $5
   call $~lib/string/String#padStart
-  local.set $2
+  local.set $5
   global.get $~lib/memory/__stack_pointer
-  local.get $2
+  local.get $5
   i32.store offset=32
-  local.get $2
+  local.get $5
   call $~lib/string/String.__concat
-  local.set $2
+  local.set $5
   global.get $~lib/memory/__stack_pointer
-  local.get $2
+  local.get $5
   i32.store offset=12
-  local.get $2
+  local.get $5
   i32.const 2576
-  local.set $2
+  local.set $5
   global.get $~lib/memory/__stack_pointer
-  local.get $2
+  local.get $5
   i32.store offset=24
-  local.get $2
+  local.get $5
   call $~lib/string/String.__concat
-  local.set $2
+  local.set $5
   global.get $~lib/memory/__stack_pointer
-  local.get $2
+  local.get $5
   i32.store offset=16
-  local.get $2
+  local.get $5
   local.get $0
   call $~lib/date/Date#getUTCMilliseconds
   i32.const 10
   call $~lib/number/I32#toString
-  local.set $2
+  local.set $5
   global.get $~lib/memory/__stack_pointer
-  local.get $2
+  local.get $5
   i32.store offset=12
-  local.get $2
+  local.get $5
   i32.const 3
   i32.const 832
-  local.set $2
+  local.set $5
   global.get $~lib/memory/__stack_pointer
-  local.get $2
+  local.get $5
   i32.store offset=28
-  local.get $2
+  local.get $5
   call $~lib/string/String#padStart
-  local.set $2
+  local.set $5
   global.get $~lib/memory/__stack_pointer
-  local.get $2
+  local.get $5
   i32.store offset=20
-  local.get $2
+  local.get $5
   call $~lib/string/String.__concat
-  local.set $2
+  local.set $5
   global.get $~lib/memory/__stack_pointer
-  local.get $2
+  local.get $5
   i32.store offset=4
-  local.get $2
+  local.get $5
   i32.const 2608
-  local.set $2
+  local.set $5
   global.get $~lib/memory/__stack_pointer
-  local.get $2
+  local.get $5
   i32.store offset=8
-  local.get $2
+  local.get $5
   call $~lib/string/String.__concat
-  local.set $2
+  local.set $5
   global.get $~lib/memory/__stack_pointer
   i32.const 112
   i32.add
   global.set $~lib/memory/__stack_pointer
-  local.get $2
+  local.get $5
  )
  (func $~lib/string/String#split (param $0 i32) (param $1 i32) (param $2 i32) (result i32)
   (local $3 i32)
@@ -6314,7 +6334,7 @@
     i32.store offset=4
     local.get $4
     i32.load offset=4
-    i32.const 2448
+    i32.const 2480
     i32.store
     local.get $4
     local.set $15
@@ -6383,7 +6403,7 @@
      drop
     else
      local.get $10
-     i32.const 2448
+     i32.const 2480
      local.set $15
      global.get $~lib/memory/__stack_pointer
      local.get $15
@@ -6463,7 +6483,7 @@
    drop
   else
    local.get $10
-   i32.const 2448
+   i32.const 2480
    local.set $15
    global.get $~lib/memory/__stack_pointer
    local.get $15
@@ -6642,7 +6662,7 @@
   end
   global.get $~lib/memory/__stack_pointer
   local.get $5
-  i32.const 2480
+  i32.const 2416
   local.set $15
   global.get $~lib/memory/__stack_pointer
   local.get $15
@@ -7887,10 +7907,68 @@
    unreachable
   end
   global.get $~lib/memory/__stack_pointer
+  i32.const 0
+  i64.const 253402300799999
+  call $~lib/date/Date#constructor
+  local.tee $1
+  i32.store
+  local.get $1
+  call $~lib/date/Date#toISOString
+  local.set $8
+  global.get $~lib/memory/__stack_pointer
+  local.get $8
+  i32.store offset=4
+  local.get $8
   i32.const 2880
   local.set $8
   global.get $~lib/memory/__stack_pointer
   local.get $8
+  i32.store offset=8
+  local.get $8
+  call $~lib/string/String.__eq
+  i32.eqz
+  if
+   i32.const 0
+   i32.const 32
+   i32.const 184
+   i32.const 3
+   call $~lib/builtins/abort
+   unreachable
+  end
+  global.get $~lib/memory/__stack_pointer
+  i32.const 0
+  i64.const 253402300800000
+  call $~lib/date/Date#constructor
+  local.tee $1
+  i32.store
+  local.get $1
+  call $~lib/date/Date#toISOString
+  local.set $8
+  global.get $~lib/memory/__stack_pointer
+  local.get $8
+  i32.store offset=4
+  local.get $8
+  i32.const 2960
+  local.set $8
+  global.get $~lib/memory/__stack_pointer
+  local.get $8
+  i32.store offset=8
+  local.get $8
+  call $~lib/string/String.__eq
+  i32.eqz
+  if
+   i32.const 0
+   i32.const 32
+   i32.const 186
+   i32.const 3
+   call $~lib/builtins/abort
+   unreachable
+  end
+  global.get $~lib/memory/__stack_pointer
+  i32.const 3040
+  local.set $8
+  global.get $~lib/memory/__stack_pointer
+  local.get $8
   i32.store offset=4
   local.get $8
   call $~lib/date/Date.fromString
@@ -7904,13 +7982,13 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 189
+   i32.const 195
    i32.const 3
    call $~lib/builtins/abort
    unreachable
   end
   global.get $~lib/memory/__stack_pointer
-  i32.const 3152
+  i32.const 3312
   local.set $8
   global.get $~lib/memory/__stack_pointer
   local.get $8
@@ -7927,13 +8005,13 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 191
+   i32.const 197
    i32.const 3
    call $~lib/builtins/abort
    unreachable
   end
   global.get $~lib/memory/__stack_pointer
-  i32.const 3200
+  i32.const 3360
   local.set $8
   global.get $~lib/memory/__stack_pointer
   local.get $8
@@ -7950,12 +8028,12 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 193
+   i32.const 199
    i32.const 3
    call $~lib/builtins/abort
    unreachable
   end
-  i32.const 3248
+  i32.const 3408
   local.set $8
   global.get $~lib/memory/__stack_pointer
   local.get $8
@@ -7968,7 +8046,7 @@
   i32.store offset=4
   local.get $8
   call $~lib/date/Date#getTime
-  i32.const 3296
+  i32.const 3456
   local.set $8
   global.get $~lib/memory/__stack_pointer
   local.get $8
@@ -7986,13 +8064,13 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 196
+   i32.const 202
    i32.const 3
    call $~lib/builtins/abort
    unreachable
   end
   global.get $~lib/memory/__stack_pointer
-  i32.const 3344
+  i32.const 3504
   local.set $8
   global.get $~lib/memory/__stack_pointer
   local.get $8
@@ -8009,13 +8087,13 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 203
+   i32.const 209
    i32.const 3
    call $~lib/builtins/abort
    unreachable
   end
   global.get $~lib/memory/__stack_pointer
-  i32.const 3408
+  i32.const 3568
   local.set $8
   global.get $~lib/memory/__stack_pointer
   local.get $8
@@ -8032,13 +8110,13 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 207
+   i32.const 213
    i32.const 3
    call $~lib/builtins/abort
    unreachable
   end
   global.get $~lib/memory/__stack_pointer
-  i32.const 3488
+  i32.const 3648
   local.set $8
   global.get $~lib/memory/__stack_pointer
   local.get $8
@@ -8055,7 +8133,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 211
+   i32.const 217
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8080,7 +8158,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 219
+   i32.const 225
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8093,7 +8171,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 220
+   i32.const 226
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8106,7 +8184,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 222
+   i32.const 228
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8119,7 +8197,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 223
+   i32.const 229
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8132,7 +8210,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 225
+   i32.const 231
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8145,7 +8223,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 226
+   i32.const 232
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8158,7 +8236,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 228
+   i32.const 234
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8171,7 +8249,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 229
+   i32.const 235
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8183,7 +8261,7 @@
   local.get $8
   i32.store offset=4
   local.get $8
-  i32.const 3568
+  i32.const 3728
   local.set $8
   global.get $~lib/memory/__stack_pointer
   local.get $8
@@ -8194,7 +8272,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 231
+   i32.const 237
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8206,7 +8284,7 @@
   local.get $8
   i32.store offset=4
   local.get $8
-  i32.const 3648
+  i32.const 3808
   local.set $8
   global.get $~lib/memory/__stack_pointer
   local.get $8
@@ -8217,7 +8295,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 232
+   i32.const 238
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8238,7 +8316,7 @@
   call $~lib/date/Date#constructor
   local.tee $4
   i32.store offset=20
-  i32.const 2448
+  i32.const 2480
   local.set $8
   global.get $~lib/memory/__stack_pointer
   local.get $8
@@ -8262,7 +8340,7 @@
   local.get $8
   i32.store offset=4
   local.get $8
-  i32.const 3728
+  i32.const 3888
   local.set $8
   global.get $~lib/memory/__stack_pointer
   local.get $8
@@ -8273,7 +8351,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 240
+   i32.const 246
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8666,7 +8744,7 @@
   i32.const 0
   i32.eq
   if
-   i32.const 2448
+   i32.const 2480
    local.set $6
    global.get $~lib/memory/__stack_pointer
    i32.const 4
@@ -8782,7 +8860,7 @@
   local.get $10
   i32.eqz
   if
-   i32.const 2448
+   i32.const 2480
    local.set $12
    global.get $~lib/memory/__stack_pointer
    i32.const 4
@@ -8901,7 +8979,7 @@
   i32.ge_u
   if
    i32.const 368
-   i32.const 2976
+   i32.const 3136
    i32.const 92
    i32.const 42
    call $~lib/builtins/abort
@@ -8925,8 +9003,8 @@
   local.get $2
   i32.eqz
   if
-   i32.const 3024
-   i32.const 2976
+   i32.const 3184
+   i32.const 3136
    i32.const 96
    i32.const 40
    call $~lib/builtins/abort

From 6cf10c7b2eddf3f4df8d187957eacc83f89cbb6a Mon Sep 17 00:00:00 2001
From: MaxGraey <maxgraey@gmail.com>
Date: Thu, 15 Apr 2021 09:53:52 +0300
Subject: [PATCH 14/47] partially fix (wip)

---
 std/assembly/date.ts                  |  8 ++--
 tests/compiler/std/date.optimized.wat | 26 ++++++++++++
 tests/compiler/std/date.ts            |  2 +-
 tests/compiler/std/date.untouched.wat | 57 ++++++++++++++++++++++++---
 4 files changed, 83 insertions(+), 10 deletions(-)

diff --git a/std/assembly/date.ts b/std/assembly/date.ts
index 210b04ff61..fdd7849eda 100644
--- a/std/assembly/date.ts
+++ b/std/assembly/date.ts
@@ -77,7 +77,7 @@ export class Date {
     if (invalidDate(epochMillis)) {
       throw new RangeError(E_INVALIDDATE);
     }
-    this.year = ymdFromEpochDays(i32(epochMillis / MILLIS_PER_DAY));
+    this.year = ymdFromEpochDays(i32(floorDiv(epochMillis, MILLIS_PER_DAY)));
     this.month = _month;
     this.day = _day;
   }
@@ -91,7 +91,7 @@ export class Date {
       throw new RangeError(E_INVALIDDATE);
     }
     this.epochMillis = value;
-    this.year = ymdFromEpochDays(i32(value / MILLIS_PER_DAY));
+    this.year = ymdFromEpochDays(i32(floorDiv(value, MILLIS_PER_DAY)));
     this.month = _month;
     this.day = _day;
     return value;
@@ -212,8 +212,8 @@ function epochMillis(
 }
 
 // @ts-ignore: decorator
-@inline function floorDiv(a: i32, b: i32): i32 {
-  return (a >= 0 ? a : a - b + 1) / b;
+@inline function floorDiv<T extends number>(a: T, b: T): T {
+  return (a >= 0 ? a : a - b + 1) / b as T;
 }
 
 // http://howardhinnant.github.io/date_algorithms.html#is_leap
diff --git a/tests/compiler/std/date.optimized.wat b/tests/compiler/std/date.optimized.wat
index d9e86b47a1..fec8241b55 100644
--- a/tests/compiler/std/date.optimized.wat
+++ b/tests/compiler/std/date.optimized.wat
@@ -2008,6 +2008,13 @@
   i64.store offset=16
   local.get $0
   local.get $1
+  local.get $1
+  i64.const 86399999
+  i64.sub
+  local.get $1
+  i64.const 0
+  i64.ge_s
+  select
   i64.const 86400000
   i64.div_s
   i32.wrap_i64
@@ -5550,6 +5557,18 @@
   f64.const 0
   f64.const 0
   call $~lib/builtins/trace
+  local.get $0
+  i32.load offset=8
+  i32.const 20
+  i32.ne
+  if
+   i32.const 0
+   i32.const 1056
+   i32.const 245
+   i32.const 3
+   call $~lib/builtins/abort
+   unreachable
+  end
   local.get $1
   call $~lib/date/Date#toISOString
   local.set $0
@@ -5622,6 +5641,13 @@
   end
   local.get $1
   local.get $0
+  local.get $0
+  i64.const 86399999
+  i64.sub
+  local.get $0
+  i64.const 0
+  i64.ge_s
+  select
   i64.const 86400000
   i64.div_s
   i32.wrap_i64
diff --git a/tests/compiler/std/date.ts b/tests/compiler/std/date.ts
index a10a633b78..89e556e9eb 100644
--- a/tests/compiler/std/date.ts
+++ b/tests/compiler/std/date.ts
@@ -242,7 +242,7 @@
 
   trace("", 2, minDateInc.getUTCDate(), minDateInc.getUTCMinutes());
 
-  // assert(minDateInc.getUTCDate() == 20);
+  assert(minDateInc.getUTCDate() == 20);
   assert(maxDateDec.toISOString() == "+275760-09-12T23:59:59.999Z");
   // assert(minDateInc.toISOString() == "-271821-04-20T00:00:00.001Z");
 
diff --git a/tests/compiler/std/date.untouched.wat b/tests/compiler/std/date.untouched.wat
index 5cf1ab9692..442b893eed 100644
--- a/tests/compiler/std/date.untouched.wat
+++ b/tests/compiler/std/date.untouched.wat
@@ -2660,6 +2660,7 @@
  )
  (func $~lib/date/Date#setTime (param $0 i32) (param $1 i64) (result i64)
   (local $2 i64)
+  (local $3 i64)
   local.get $0
   i64.load offset=16
   local.set $2
@@ -2686,7 +2687,23 @@
   call $~lib/date/Date#set:epochMillis
   local.get $0
   local.get $1
-  i64.const 86400000
+  local.set $3
+  i32.const 86400000
+  i64.extend_i32_s
+  local.set $2
+  local.get $3
+  i64.const 0
+  i64.ge_s
+  if (result i64)
+   local.get $3
+  else
+   local.get $3
+   local.get $2
+   i64.sub
+   i64.const 1
+   i64.add
+  end
+  local.get $2
   i64.div_s
   i32.wrap_i64
   call $~lib/date/ymdFromEpochDays
@@ -8333,6 +8350,19 @@
   f64.const 0
   f64.const 0
   call $~lib/builtins/trace
+  local.get $4
+  call $~lib/date/Date#getUTCDate
+  i32.const 20
+  i32.eq
+  i32.eqz
+  if
+   i32.const 0
+   i32.const 32
+   i32.const 245
+   i32.const 3
+   call $~lib/builtins/abort
+   unreachable
+  end
   local.get $3
   call $~lib/date/Date#toISOString
   local.set $8
@@ -8363,7 +8393,8 @@
  )
  (func $~lib/date/Date#constructor (param $0 i32) (param $1 i64) (result i32)
   (local $2 i64)
-  (local $3 i32)
+  (local $3 i64)
+  (local $4 i32)
   global.get $~lib/memory/__stack_pointer
   i32.const 4
   i32.sub
@@ -8416,7 +8447,23 @@
   end
   local.get $0
   local.get $1
-  i64.const 86400000
+  local.set $3
+  i32.const 86400000
+  i64.extend_i32_s
+  local.set $2
+  local.get $3
+  i64.const 0
+  i64.ge_s
+  if (result i64)
+   local.get $3
+  else
+   local.get $3
+   local.get $2
+   i64.sub
+   i64.const 1
+   i64.add
+  end
+  local.get $2
   i64.div_s
   i32.wrap_i64
   call $~lib/date/ymdFromEpochDays
@@ -8428,12 +8475,12 @@
   global.get $~lib/date/_day
   call $~lib/date/Date#set:day
   local.get $0
-  local.set $3
+  local.set $4
   global.get $~lib/memory/__stack_pointer
   i32.const 4
   i32.add
   global.set $~lib/memory/__stack_pointer
-  local.get $3
+  local.get $4
  )
  (func $~lib/util/number/itoa32 (param $0 i32) (param $1 i32) (result i32)
   (local $2 i32)

From e3b788d470197aee38c66d4eb9dc1556558863c1 Mon Sep 17 00:00:00 2001
From: MaxGraey <maxgraey@gmail.com>
Date: Thu, 15 Apr 2021 09:58:22 +0300
Subject: [PATCH 15/47] more

---
 tests/compiler/std/date.optimized.wat | 28 +++++++++++++++++++++++--
 tests/compiler/std/date.ts            |  7 +++++++
 tests/compiler/std/date.untouched.wat | 30 +++++++++++++++++++++++++--
 3 files changed, 61 insertions(+), 4 deletions(-)

diff --git a/tests/compiler/std/date.optimized.wat b/tests/compiler/std/date.optimized.wat
index fec8241b55..d505069572 100644
--- a/tests/compiler/std/date.optimized.wat
+++ b/tests/compiler/std/date.optimized.wat
@@ -5558,13 +5558,37 @@
   f64.const 0
   call $~lib/builtins/trace
   local.get $0
+  i32.load
+  i32.const -271821
+  i32.ne
+  if
+   i32.const 0
+   i32.const 1056
+   i32.const 245
+   i32.const 3
+   call $~lib/builtins/abort
+   unreachable
+  end
+  local.get $0
+  i32.load offset=4
+  i32.const 4
+  i32.ne
+  if
+   i32.const 0
+   i32.const 1056
+   i32.const 246
+   i32.const 3
+   call $~lib/builtins/abort
+   unreachable
+  end
+  local.get $0
   i32.load offset=8
   i32.const 20
   i32.ne
   if
    i32.const 0
    i32.const 1056
-   i32.const 245
+   i32.const 247
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5585,7 +5609,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 246
+   i32.const 253
    i32.const 3
    call $~lib/builtins/abort
    unreachable
diff --git a/tests/compiler/std/date.ts b/tests/compiler/std/date.ts
index 89e556e9eb..8d9b9ede0d 100644
--- a/tests/compiler/std/date.ts
+++ b/tests/compiler/std/date.ts
@@ -242,7 +242,14 @@
 
   trace("", 2, minDateInc.getUTCDate(), minDateInc.getUTCMinutes());
 
+  assert(minDateInc.getUTCFullYear() == -271821);
+  assert(minDateInc.getUTCMonth() == 3);
   assert(minDateInc.getUTCDate() == 20);
+  // assert(minDateInc.getUTCHours() == 0);
+  // assert(minDateInc.getUTCMinutes() == 0);
+  // assert(minDateInc.getUTCSeconds() == 0);
+  // assert(minDateInc.getUTCMilliseconds() == 1);
+
   assert(maxDateDec.toISOString() == "+275760-09-12T23:59:59.999Z");
   // assert(minDateInc.toISOString() == "-271821-04-20T00:00:00.001Z");
 
diff --git a/tests/compiler/std/date.untouched.wat b/tests/compiler/std/date.untouched.wat
index 442b893eed..1cee05a7cc 100644
--- a/tests/compiler/std/date.untouched.wat
+++ b/tests/compiler/std/date.untouched.wat
@@ -8351,6 +8351,32 @@
   f64.const 0
   call $~lib/builtins/trace
   local.get $4
+  call $~lib/date/Date#getUTCFullYear
+  i32.const -271821
+  i32.eq
+  i32.eqz
+  if
+   i32.const 0
+   i32.const 32
+   i32.const 245
+   i32.const 3
+   call $~lib/builtins/abort
+   unreachable
+  end
+  local.get $4
+  call $~lib/date/Date#getUTCMonth
+  i32.const 3
+  i32.eq
+  i32.eqz
+  if
+   i32.const 0
+   i32.const 32
+   i32.const 246
+   i32.const 3
+   call $~lib/builtins/abort
+   unreachable
+  end
+  local.get $4
   call $~lib/date/Date#getUTCDate
   i32.const 20
   i32.eq
@@ -8358,7 +8384,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 245
+   i32.const 247
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8381,7 +8407,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 246
+   i32.const 253
    i32.const 3
    call $~lib/builtins/abort
    unreachable

From c578d02db93e3ac8c400b0c897f1a57849f63231 Mon Sep 17 00:00:00 2001
From: MaxGraey <maxgraey@gmail.com>
Date: Thu, 15 Apr 2021 10:06:39 +0300
Subject: [PATCH 16/47] fixes done!

---
 std/assembly/date.ts                  |  19 +-
 tests/compiler/std/date.optimized.wat | 410 ++++++++++++++++--------
 tests/compiler/std/date.ts            |  16 +-
 tests/compiler/std/date.untouched.wat | 437 +++++++++++++++++++++-----
 4 files changed, 659 insertions(+), 223 deletions(-)

diff --git a/std/assembly/date.ts b/std/assembly/date.ts
index fdd7849eda..6afa3ec325 100644
--- a/std/assembly/date.ts
+++ b/std/assembly/date.ts
@@ -110,19 +110,19 @@ export class Date {
   }
 
   getUTCHours(): i32 {
-    return i32(this.epochMillis % MILLIS_PER_DAY) / MILLIS_PER_HOUR;
+    return i32(floorMod(this.epochMillis, MILLIS_PER_DAY)) / MILLIS_PER_HOUR;
   }
 
   getUTCMinutes(): i32 {
-    return i32(this.epochMillis % MILLIS_PER_HOUR) / MILLIS_PER_MINUTE;
+    return i32(floorMod(this.epochMillis, MILLIS_PER_HOUR)) / MILLIS_PER_MINUTE;
   }
 
   getUTCSeconds(): i32 {
-    return i32(this.epochMillis % MILLIS_PER_MINUTE) / MILLIS_PER_SECOND;
+    return i32(floorMod(this.epochMillis, MILLIS_PER_MINUTE)) / MILLIS_PER_SECOND;
   }
 
   getUTCMilliseconds(): i32 {
-    return i32(this.epochMillis % MILLIS_PER_SECOND);
+    return i32(floorMod(this.epochMillis, MILLIS_PER_SECOND));
   }
 
   setUTCMilliseconds(millis: i32): void {
@@ -149,20 +149,20 @@ export class Date {
     var year = this.year;
     var month = this.month;
     if (day < 1 || day > daysInMonth(year, month)) throw new RangeError(E_VALUEOUTOFRANGE);
-    var ms = this.epochMillis % MILLIS_PER_DAY;
+    var ms = floorMod(this.epochMillis, MILLIS_PER_DAY);
     this.setTime(i64(daysSinceEpoch(year, month, day)) * MILLIS_PER_DAY + ms);
   }
 
   setUTCMonth(month: i32): void {
     if (this.month == month) return;
     if (month < 1 || month > 12) throw new RangeError(E_VALUEOUTOFRANGE);
-    var ms = this.epochMillis % MILLIS_PER_DAY;
+    var ms = floorMod(this.epochMillis, MILLIS_PER_DAY);
     this.setTime(i64(daysSinceEpoch(this.year, month + 1, this.day)) * MILLIS_PER_DAY + ms);
   }
 
   setUTCFullYear(year: i32): void {
     if (this.year == year) return;
-    var ms = this.epochMillis % MILLIS_PER_DAY;
+    var ms = floorMod(this.epochMillis, MILLIS_PER_DAY);
     this.setTime(i64(daysSinceEpoch(year, this.month, this.day)) * MILLIS_PER_DAY + ms);
   }
 
@@ -216,6 +216,11 @@ function epochMillis(
   return (a >= 0 ? a : a - b + 1) / b as T;
 }
 
+// @ts-ignore: decorator
+@inline function floorMod<T extends number>(a: T, b: T): T {
+  return a - b * floorDiv<T>(a, b) as T;
+}
+
 // http://howardhinnant.github.io/date_algorithms.html#is_leap
 // @ts-ignore: decorator
 @inline function isLeap(y: i32): bool {
diff --git a/tests/compiler/std/date.optimized.wat b/tests/compiler/std/date.optimized.wat
index d505069572..9823585d42 100644
--- a/tests/compiler/std/date.optimized.wat
+++ b/tests/compiler/std/date.optimized.wat
@@ -7,14 +7,12 @@
  (type $i32_=>_none (func (param i32)))
  (type $i32_i32_i32_=>_i32 (func (param i32 i32 i32) (result i32)))
  (type $i32_i32_i32_i32_=>_none (func (param i32 i32 i32 i32)))
- (type $i32_i32_f64_f64_f64_f64_f64_=>_none (func (param i32 i32 f64 f64 f64 f64 f64)))
  (type $i32_i64_=>_none (func (param i32 i64)))
  (type $none_=>_i32 (func (result i32)))
  (type $i64_=>_i32 (func (param i64) (result i32)))
  (type $i32_i32_i32_i32_=>_i32 (func (param i32 i32 i32 i32) (result i32)))
  (type $i32_i32_i32_i32_i32_i32_i32_=>_i64 (func (param i32 i32 i32 i32 i32 i32 i32) (result i64)))
  (import "env" "abort" (func $~lib/builtins/abort (param i32 i32 i32 i32)))
- (import "env" "trace" (func $~lib/builtins/trace (param i32 i32 f64 f64 f64 f64 f64)))
  (memory $0 1)
  (data (i32.const 1036) ",")
  (data (i32.const 1048) "\01\00\00\00\16\00\00\00s\00t\00d\00/\00d\00a\00t\00e\00.\00t\00s")
@@ -66,36 +64,40 @@
  (data (i32.const 2440) "\01\00\00\000\00\00\009\009\009\009\00-\001\002\00-\003\001\00T\002\003\00:\005\009\00:\005\009\00.\009\009\009\00Z")
  (data (i32.const 2508) "L")
  (data (i32.const 2520) "\01\00\00\006\00\00\00+\000\001\000\000\000\000\00-\000\001\00-\000\001\00T\000\000\00:\000\000\00:\000\000\00.\000\000\000\00Z")
- (data (i32.const 2588) ",")
- (data (i32.const 2600) "\01\00\00\00\14\00\00\001\009\007\006\00-\000\002\00-\000\002")
- (data (i32.const 2636) ",")
- (data (i32.const 2648) "\01\00\00\00\1c\00\00\00I\00n\00v\00a\00l\00i\00d\00 \00l\00e\00n\00g\00t\00h")
- (data (i32.const 2684) ",")
- (data (i32.const 2696) "\01\00\00\00\1a\00\00\00~\00l\00i\00b\00/\00a\00r\00r\00a\00y\00.\00t\00s")
- (data (i32.const 2732) "|")
- (data (i32.const 2744) "\01\00\00\00^\00\00\00E\00l\00e\00m\00e\00n\00t\00 \00t\00y\00p\00e\00 \00m\00u\00s\00t\00 \00b\00e\00 \00n\00u\00l\00l\00a\00b\00l\00e\00 \00i\00f\00 \00a\00r\00r\00a\00y\00 \00i\00s\00 \00h\00o\00l\00e\00y")
- (data (i32.const 2860) ",")
- (data (i32.const 2872) "\01\00\00\00\10\00\00\001\009\007\006\00-\002\00-\002")
- (data (i32.const 2908) ",")
- (data (i32.const 2920) "\01\00\00\00\14\00\00\002\003\004\005\00-\001\001\00-\000\004")
- (data (i32.const 2956) ",")
- (data (i32.const 2968) "\01\00\00\00\14\00\00\001\009\007\006\00-\000\004\00-\000\002")
- (data (i32.const 3004) ",")
- (data (i32.const 3016) "\01\00\00\00\10\00\00\007\006\00-\000\004\00-\000\002")
- (data (i32.const 3052) "<")
- (data (i32.const 3064) "\01\00\00\00&\00\00\001\009\007\006\00-\000\002\00-\000\002\00T\001\002\00:\003\004\00:\005\006")
- (data (i32.const 3116) "L")
- (data (i32.const 3128) "\01\00\00\00.\00\00\001\009\007\006\00-\000\002\00-\000\002\00T\001\002\00:\003\004\00:\005\006\00.\004\005\006")
+ (data (i32.const 2588) "L")
+ (data (i32.const 2600) "\01\00\00\006\00\00\00-\000\000\000\000\002\002\00-\000\006\00-\001\006\00T\001\007\00:\001\003\00:\005\000\00.\007\007\004\00Z")
+ (data (i32.const 2668) ",")
+ (data (i32.const 2680) "\01\00\00\00\14\00\00\001\009\007\006\00-\000\002\00-\000\002")
+ (data (i32.const 2716) ",")
+ (data (i32.const 2728) "\01\00\00\00\1c\00\00\00I\00n\00v\00a\00l\00i\00d\00 \00l\00e\00n\00g\00t\00h")
+ (data (i32.const 2764) ",")
+ (data (i32.const 2776) "\01\00\00\00\1a\00\00\00~\00l\00i\00b\00/\00a\00r\00r\00a\00y\00.\00t\00s")
+ (data (i32.const 2812) "|")
+ (data (i32.const 2824) "\01\00\00\00^\00\00\00E\00l\00e\00m\00e\00n\00t\00 \00t\00y\00p\00e\00 \00m\00u\00s\00t\00 \00b\00e\00 \00n\00u\00l\00l\00a\00b\00l\00e\00 \00i\00f\00 \00a\00r\00r\00a\00y\00 \00i\00s\00 \00h\00o\00l\00e\00y")
+ (data (i32.const 2940) ",")
+ (data (i32.const 2952) "\01\00\00\00\10\00\00\001\009\007\006\00-\002\00-\002")
+ (data (i32.const 2988) ",")
+ (data (i32.const 3000) "\01\00\00\00\14\00\00\002\003\004\005\00-\001\001\00-\000\004")
+ (data (i32.const 3036) ",")
+ (data (i32.const 3048) "\01\00\00\00\14\00\00\001\009\007\006\00-\000\004\00-\000\002")
+ (data (i32.const 3084) ",")
+ (data (i32.const 3096) "\01\00\00\00\10\00\00\007\006\00-\000\004\00-\000\002")
+ (data (i32.const 3132) "<")
+ (data (i32.const 3144) "\01\00\00\00&\00\00\001\009\007\006\00-\000\002\00-\000\002\00T\001\002\00:\003\004\00:\005\006")
  (data (i32.const 3196) "L")
- (data (i32.const 3208) "\01\00\00\000\00\00\001\009\007\006\00-\000\002\00-\000\002\00T\001\002\00:\003\004\00:\005\006\00.\004\005\006\00Z")
+ (data (i32.const 3208) "\01\00\00\00.\00\00\001\009\007\006\00-\000\002\00-\000\002\00T\001\002\00:\003\004\00:\005\006\00.\004\005\006")
  (data (i32.const 3276) "L")
- (data (i32.const 3288) "\01\00\00\006\00\00\00-\002\007\001\008\002\001\00-\000\004\00-\002\000\00T\000\000\00:\000\000\00:\000\000\00.\000\000\000\00Z")
+ (data (i32.const 3288) "\01\00\00\000\00\00\001\009\007\006\00-\000\002\00-\000\002\00T\001\002\00:\003\004\00:\005\006\00.\004\005\006\00Z")
  (data (i32.const 3356) "L")
- (data (i32.const 3368) "\01\00\00\006\00\00\00+\002\007\005\007\006\000\00-\000\009\00-\001\003\00T\000\000\00:\000\000\00:\000\000\00.\000\000\000\00Z")
+ (data (i32.const 3368) "\01\00\00\006\00\00\00-\002\007\001\008\002\001\00-\000\004\00-\002\000\00T\000\000\00:\000\000\00:\000\000\00.\000\000\000\00Z")
  (data (i32.const 3436) "L")
- (data (i32.const 3448) "\01\00\00\006\00\00\00+\002\007\005\007\006\000\00-\000\009\00-\001\002\00T\002\003\00:\005\009\00:\005\009\00.\009\009\009\00Z")
- (data (i32.const 3520) "\06\00\00\00 \00\00\00\00\00\00\00 ")
- (data (i32.const 3548) " \00\00\00\00\00\00\00\02A\00\00\00\00\00\00\02\t")
+ (data (i32.const 3448) "\01\00\00\006\00\00\00+\002\007\005\007\006\000\00-\000\009\00-\001\003\00T\000\000\00:\000\000\00:\000\000\00.\000\000\000\00Z")
+ (data (i32.const 3516) "L")
+ (data (i32.const 3528) "\01\00\00\006\00\00\00+\002\007\005\007\006\000\00-\000\009\00-\001\002\00T\002\003\00:\005\009\00:\005\009\00.\009\009\009\00Z")
+ (data (i32.const 3596) "L")
+ (data (i32.const 3608) "\01\00\00\006\00\00\00-\002\007\001\008\002\001\00-\000\004\00-\002\000\00T\000\000\00:\000\000\00:\000\000\00.\000\000\001\00Z")
+ (data (i32.const 3680) "\06\00\00\00 \00\00\00\00\00\00\00 ")
+ (data (i32.const 3708) " \00\00\00\00\00\00\00\02A\00\00\00\00\00\00\02\t")
  (global $~lib/date/_day (mut i32) (i32.const 0))
  (global $~lib/date/_month (mut i32) (i32.const 0))
  (global $~lib/rt/itcms/total (mut i32) (i32.const 0))
@@ -108,7 +110,7 @@
  (global $~lib/rt/itcms/white (mut i32) (i32.const 0))
  (global $~lib/rt/itcms/fromSpace (mut i32) (i32.const 0))
  (global $~lib/rt/tlsf/ROOT (mut i32) (i32.const 0))
- (global $~lib/memory/__stack_pointer (mut i32) (i32.const 19956))
+ (global $~lib/memory/__stack_pointer (mut i32) (i32.const 20116))
  (global $~started (mut i32) (i32.const 0))
  (export "memory" (memory $0))
  (export "_start" (func $~start))
@@ -316,9 +318,9 @@
   call $~lib/rt/itcms/__visit
   i32.const 1600
   call $~lib/rt/itcms/__visit
-  i32.const 2656
+  i32.const 2736
   call $~lib/rt/itcms/__visit
-  i32.const 2752
+  i32.const 2832
   call $~lib/rt/itcms/__visit
   i32.const 1200
   call $~lib/rt/itcms/__visit
@@ -436,7 +438,7 @@
    if
     i32.const 0
     local.get $0
-    i32.const 19956
+    i32.const 20116
     i32.lt_u
     local.get $0
     i32.load offset=8
@@ -482,7 +484,7 @@
    i32.const 1
   else
    local.get $1
-   i32.const 3520
+   i32.const 3680
    i32.load
    i32.gt_u
    if
@@ -496,7 +498,7 @@
    local.get $1
    i32.const 3
    i32.shl
-   i32.const 3524
+   i32.const 3684
    i32.add
    i32.load
    i32.const 32
@@ -1070,10 +1072,10 @@
   if
    unreachable
   end
-  i32.const 19968
+  i32.const 20128
   i32.const 0
   i32.store
-  i32.const 21536
+  i32.const 21696
   i32.const 0
   i32.store
   loop $for-loop|0
@@ -1084,7 +1086,7 @@
     local.get $1
     i32.const 2
     i32.shl
-    i32.const 19968
+    i32.const 20128
     i32.add
     i32.const 0
     i32.store offset=4
@@ -1102,7 +1104,7 @@
       i32.add
       i32.const 2
       i32.shl
-      i32.const 19968
+      i32.const 20128
       i32.add
       i32.const 0
       i32.store offset=96
@@ -1120,13 +1122,13 @@
     br $for-loop|0
    end
   end
-  i32.const 19968
-  i32.const 21540
+  i32.const 20128
+  i32.const 21700
   memory.size
   i32.const 16
   i32.shl
   call $~lib/rt/tlsf/addMemory
-  i32.const 19968
+  i32.const 20128
   global.set $~lib/rt/tlsf/ROOT
  )
  (func $~lib/rt/itcms/step (result i32)
@@ -1205,7 +1207,7 @@
       local.set $0
       loop $while-continue|0
        local.get $0
-       i32.const 19956
+       i32.const 20116
        i32.lt_u
        if
         local.get $0
@@ -1295,7 +1297,7 @@
       unreachable
      end
      local.get $0
-     i32.const 19956
+     i32.const 20116
      i32.lt_u
      if
       local.get $0
@@ -1318,7 +1320,7 @@
       i32.const 4
       i32.add
       local.tee $1
-      i32.const 19956
+      i32.const 20116
       i32.ge_u
       if
        global.get $~lib/rt/tlsf/ROOT
@@ -2028,42 +2030,98 @@
   i32.store offset=8
  )
  (func $~lib/date/Date#getUTCHours (param $0 i32) (result i32)
+  (local $1 i64)
   local.get $0
   i64.load offset=16
+  local.tee $1
+  local.get $1
+  local.get $1
+  i64.const 86399999
+  i64.sub
+  local.get $1
+  i64.const 0
+  i64.ge_s
+  select
+  i64.const 86400000
+  i64.div_s
   i64.const 86400000
-  i64.rem_s
+  i64.mul
+  i64.sub
   i32.wrap_i64
   i32.const 3600000
   i32.div_s
  )
  (func $~lib/date/Date#getUTCMinutes (param $0 i32) (result i32)
+  (local $1 i64)
   local.get $0
   i64.load offset=16
+  local.tee $1
+  local.get $1
+  local.get $1
+  i64.const 3599999
+  i64.sub
+  local.get $1
+  i64.const 0
+  i64.ge_s
+  select
+  i64.const 3600000
+  i64.div_s
   i64.const 3600000
-  i64.rem_s
+  i64.mul
+  i64.sub
   i32.wrap_i64
   i32.const 60000
   i32.div_s
  )
  (func $~lib/date/Date#getUTCSeconds (param $0 i32) (result i32)
+  (local $1 i64)
   local.get $0
   i64.load offset=16
+  local.tee $1
+  local.get $1
+  local.get $1
+  i64.const 59999
+  i64.sub
+  local.get $1
+  i64.const 0
+  i64.ge_s
+  select
   i64.const 60000
-  i64.rem_s
+  i64.div_s
+  i64.const 60000
+  i64.mul
+  i64.sub
   i32.wrap_i64
   i32.const 1000
   i32.div_s
  )
+ (func $~lib/date/Date#getUTCMilliseconds (param $0 i32) (result i32)
+  (local $1 i64)
+  local.get $0
+  i64.load offset=16
+  local.tee $1
+  local.get $1
+  local.get $1
+  i64.const 999
+  i64.sub
+  local.get $1
+  i64.const 0
+  i64.ge_s
+  select
+  i64.const 1000
+  i64.div_s
+  i64.const 1000
+  i64.mul
+  i64.sub
+  i32.wrap_i64
+ )
  (func $~lib/date/Date#setUTCMilliseconds (param $0 i32) (param $1 i32)
   local.get $0
   local.get $0
   i64.load offset=16
   local.get $1
   local.get $0
-  i64.load offset=16
-  i64.const 1000
-  i64.rem_s
-  i32.wrap_i64
+  call $~lib/date/Date#getUTCMilliseconds
   i32.sub
   i64.extend_i32_s
   i64.add
@@ -2162,6 +2220,7 @@
  (func $~lib/date/Date#setUTCDate (param $0 i32) (param $1 i32)
   (local $2 i32)
   (local $3 i32)
+  (local $4 i64)
   local.get $1
   local.get $0
   i32.load offset=8
@@ -2222,8 +2281,20 @@
   local.get $0
   local.get $0
   i64.load offset=16
+  local.tee $4
+  local.get $4
+  local.get $4
+  i64.const 86399999
+  i64.sub
+  local.get $4
+  i64.const 0
+  i64.ge_s
+  select
+  i64.const 86400000
+  i64.div_s
   i64.const 86400000
-  i64.rem_s
+  i64.mul
+  i64.sub
   local.get $2
   local.get $3
   local.get $1
@@ -2235,6 +2306,7 @@
   call $~lib/date/Date#setTime
  )
  (func $~lib/date/Date#setUTCMonth (param $0 i32) (param $1 i32)
+  (local $2 i64)
   local.get $1
   local.get $0
   i32.load offset=4
@@ -2261,8 +2333,20 @@
   local.get $0
   local.get $0
   i64.load offset=16
+  local.tee $2
+  local.get $2
+  local.get $2
+  i64.const 86399999
+  i64.sub
+  local.get $2
+  i64.const 0
+  i64.ge_s
+  select
+  i64.const 86400000
+  i64.div_s
   i64.const 86400000
-  i64.rem_s
+  i64.mul
+  i64.sub
   local.get $0
   i32.load
   local.get $1
@@ -2278,6 +2362,7 @@
   call $~lib/date/Date#setTime
  )
  (func $~lib/date/Date#setUTCFullYear (param $0 i32) (param $1 i32)
+  (local $2 i64)
   local.get $1
   local.get $0
   i32.load
@@ -2288,8 +2373,20 @@
   local.get $0
   local.get $0
   i64.load offset=16
+  local.tee $2
+  local.get $2
+  local.get $2
+  i64.const 86399999
+  i64.sub
+  local.get $2
+  i64.const 0
+  i64.ge_s
+  select
+  i64.const 86400000
+  i64.div_s
   i64.const 86400000
-  i64.rem_s
+  i64.mul
+  i64.sub
   local.get $1
   local.get $0
   i32.load offset=4
@@ -2945,8 +3042,8 @@
    i32.const 268435455
    i32.gt_u
    if
-    i32.const 2656
-    i32.const 2704
+    i32.const 2736
+    i32.const 2784
     i32.const 14
     i32.const 48
     call $~lib/builtins/abort
@@ -3390,11 +3487,11 @@
  )
  (func $~stack_check
   global.get $~lib/memory/__stack_pointer
-  i32.const 3572
+  i32.const 3732
   i32.lt_s
   if
-   i32.const 19984
-   i32.const 20032
+   i32.const 20144
+   i32.const 20192
    i32.const 1
    i32.const 1
    call $~lib/builtins/abort
@@ -3689,10 +3786,7 @@
   local.get $1
   i32.store offset=16
   local.get $0
-  i64.load offset=16
-  i64.const 1000
-  i64.rem_s
-  i32.wrap_i64
+  call $~lib/date/Date#getUTCMilliseconds
   call $~lib/number/I32#toString
   local.set $0
   global.get $~lib/memory/__stack_pointer
@@ -4308,7 +4402,7 @@
   memory.size
   i32.const 16
   i32.shl
-  i32.const 19956
+  i32.const 20116
   i32.sub
   i32.const 1
   i32.shr_u
@@ -4432,10 +4526,7 @@
    unreachable
   end
   local.get $0
-  i64.load offset=16
-  i64.const 1000
-  i64.rem_s
-  i32.wrap_i64
+  call $~lib/date/Date#getUTCMilliseconds
   i32.const 706
   i32.ne
   if
@@ -4524,10 +4615,7 @@
    unreachable
   end
   local.get $0
-  i64.load offset=16
-  i64.const 1000
-  i64.rem_s
-  i32.wrap_i64
+  call $~lib/date/Date#getUTCMilliseconds
   i32.const 274
   i32.ne
   if
@@ -4544,10 +4632,7 @@
   local.tee $0
   i32.store
   local.get $0
-  i64.load offset=16
-  i64.const 1000
-  i64.rem_s
-  i32.wrap_i64
+  call $~lib/date/Date#getUTCMilliseconds
   i32.const 984
   i32.ne
   if
@@ -4562,10 +4647,7 @@
   i32.const 12
   call $~lib/date/Date#setUTCMilliseconds
   local.get $0
-  i64.load offset=16
-  i64.const 1000
-  i64.rem_s
-  i32.wrap_i64
+  call $~lib/date/Date#getUTCMilliseconds
   i32.const 12
   i32.ne
   if
@@ -4580,10 +4662,7 @@
   i32.const 568
   call $~lib/date/Date#setUTCMilliseconds
   local.get $0
-  i64.load offset=16
-  i64.const 1000
-  i64.rem_s
-  i32.wrap_i64
+  call $~lib/date/Date#getUTCMilliseconds
   i32.const 568
   i32.ne
   if
@@ -4894,10 +4973,7 @@
    unreachable
   end
   local.get $0
-  i64.load offset=16
-  i64.const 1000
-  i64.rem_s
-  i32.wrap_i64
+  call $~lib/date/Date#getUTCMilliseconds
   i32.const 274
   i32.ne
   if
@@ -5234,10 +5310,36 @@
    unreachable
   end
   global.get $~lib/memory/__stack_pointer
-  i32.const 2608
+  i64.const -62847038769226
+  call $~lib/date/Date#constructor
+  local.tee $0
+  i32.store
+  local.get $0
+  call $~lib/date/Date#toISOString
+  local.set $0
+  global.get $~lib/memory/__stack_pointer
+  local.get $0
   i32.store offset=4
   global.get $~lib/memory/__stack_pointer
   i32.const 2608
+  i32.store offset=8
+  local.get $0
+  i32.const 2608
+  call $~lib/string/String.__eq
+  i32.eqz
+  if
+   i32.const 0
+   i32.const 1056
+   i32.const 188
+   i32.const 3
+   call $~lib/builtins/abort
+   unreachable
+  end
+  global.get $~lib/memory/__stack_pointer
+  i32.const 2688
+  i32.store offset=4
+  global.get $~lib/memory/__stack_pointer
+  i32.const 2688
   call $~lib/date/Date.fromString
   local.tee $0
   i32.store
@@ -5254,10 +5356,10 @@
    unreachable
   end
   global.get $~lib/memory/__stack_pointer
-  i32.const 2880
+  i32.const 2960
   i32.store offset=4
   global.get $~lib/memory/__stack_pointer
-  i32.const 2880
+  i32.const 2960
   call $~lib/date/Date.fromString
   local.tee $0
   i32.store
@@ -5274,10 +5376,10 @@
    unreachable
   end
   global.get $~lib/memory/__stack_pointer
-  i32.const 2928
+  i32.const 3008
   i32.store offset=4
   global.get $~lib/memory/__stack_pointer
-  i32.const 2928
+  i32.const 3008
   call $~lib/date/Date.fromString
   local.tee $0
   i32.store
@@ -5294,9 +5396,9 @@
    unreachable
   end
   global.get $~lib/memory/__stack_pointer
-  i32.const 2976
+  i32.const 3056
   i32.store offset=8
-  i32.const 2976
+  i32.const 3056
   call $~lib/date/Date.fromString
   local.set $0
   global.get $~lib/memory/__stack_pointer
@@ -5305,9 +5407,9 @@
   local.get $0
   i64.load offset=16
   global.get $~lib/memory/__stack_pointer
-  i32.const 3024
+  i32.const 3104
   i32.store offset=8
-  i32.const 3024
+  i32.const 3104
   call $~lib/date/Date.fromString
   local.set $0
   global.get $~lib/memory/__stack_pointer
@@ -5325,10 +5427,10 @@
    unreachable
   end
   global.get $~lib/memory/__stack_pointer
-  i32.const 3072
+  i32.const 3152
   i32.store offset=4
   global.get $~lib/memory/__stack_pointer
-  i32.const 3072
+  i32.const 3152
   call $~lib/date/Date.fromString
   local.tee $0
   i32.store
@@ -5345,10 +5447,10 @@
    unreachable
   end
   global.get $~lib/memory/__stack_pointer
-  i32.const 3136
+  i32.const 3216
   i32.store offset=4
   global.get $~lib/memory/__stack_pointer
-  i32.const 3136
+  i32.const 3216
   call $~lib/date/Date.fromString
   local.tee $0
   i32.store
@@ -5365,10 +5467,10 @@
    unreachable
   end
   global.get $~lib/memory/__stack_pointer
-  i32.const 3216
+  i32.const 3296
   i32.store offset=4
   global.get $~lib/memory/__stack_pointer
-  i32.const 3216
+  i32.const 3296
   call $~lib/date/Date.fromString
   local.tee $0
   i32.store
@@ -5497,10 +5599,10 @@
   local.get $0
   i32.store offset=4
   global.get $~lib/memory/__stack_pointer
-  i32.const 3296
+  i32.const 3376
   i32.store offset=8
   local.get $0
-  i32.const 3296
+  i32.const 3376
   call $~lib/string/String.__eq
   i32.eqz
   if
@@ -5518,10 +5620,10 @@
   local.get $0
   i32.store offset=4
   global.get $~lib/memory/__stack_pointer
-  i32.const 3376
+  i32.const 3456
   i32.store offset=8
   local.get $0
-  i32.const 3376
+  i32.const 3456
   call $~lib/string/String.__eq
   i32.eqz
   if
@@ -5542,21 +5644,6 @@
   call $~lib/date/Date#constructor
   local.tee $0
   i32.store offset=20
-  global.get $~lib/memory/__stack_pointer
-  i32.const 2048
-  i32.store offset=4
-  i32.const 2048
-  i32.const 2
-  local.get $0
-  i32.load offset=8
-  f64.convert_i32_s
-  local.get $0
-  call $~lib/date/Date#getUTCMinutes
-  f64.convert_i32_s
-  f64.const 0
-  f64.const 0
-  f64.const 0
-  call $~lib/builtins/trace
   local.get $0
   i32.load
   i32.const -271821
@@ -5564,7 +5651,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 245
+   i32.const 243
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5576,7 +5663,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 246
+   i32.const 244
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5585,6 +5672,26 @@
   i32.load offset=8
   i32.const 20
   i32.ne
+  if
+   i32.const 0
+   i32.const 1056
+   i32.const 245
+   i32.const 3
+   call $~lib/builtins/abort
+   unreachable
+  end
+  local.get $0
+  call $~lib/date/Date#getUTCHours
+  if
+   i32.const 0
+   i32.const 1056
+   i32.const 246
+   i32.const 3
+   call $~lib/builtins/abort
+   unreachable
+  end
+  local.get $0
+  call $~lib/date/Date#getUTCMinutes
   if
    i32.const 0
    i32.const 1056
@@ -5593,23 +5700,66 @@
    call $~lib/builtins/abort
    unreachable
   end
+  local.get $0
+  call $~lib/date/Date#getUTCSeconds
+  if
+   i32.const 0
+   i32.const 1056
+   i32.const 248
+   i32.const 3
+   call $~lib/builtins/abort
+   unreachable
+  end
+  local.get $0
+  call $~lib/date/Date#getUTCMilliseconds
+  i32.const 1
+  i32.ne
+  if
+   i32.const 0
+   i32.const 1056
+   i32.const 249
+   i32.const 3
+   call $~lib/builtins/abort
+   unreachable
+  end
+  local.get $1
+  call $~lib/date/Date#toISOString
+  local.set $1
+  global.get $~lib/memory/__stack_pointer
+  local.get $1
+  i32.store offset=4
+  global.get $~lib/memory/__stack_pointer
+  i32.const 3536
+  i32.store offset=8
   local.get $1
+  i32.const 3536
+  call $~lib/string/String.__eq
+  i32.eqz
+  if
+   i32.const 0
+   i32.const 1056
+   i32.const 251
+   i32.const 3
+   call $~lib/builtins/abort
+   unreachable
+  end
+  local.get $0
   call $~lib/date/Date#toISOString
   local.set $0
   global.get $~lib/memory/__stack_pointer
   local.get $0
   i32.store offset=4
   global.get $~lib/memory/__stack_pointer
-  i32.const 3456
+  i32.const 3616
   i32.store offset=8
   local.get $0
-  i32.const 3456
+  i32.const 3616
   call $~lib/string/String.__eq
   i32.eqz
   if
    i32.const 0
    i32.const 1056
-   i32.const 253
+   i32.const 252
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5967,7 +6117,7 @@
   i32.ge_u
   if
    i32.const 1392
-   i32.const 2704
+   i32.const 2784
    i32.const 92
    i32.const 42
    call $~lib/builtins/abort
@@ -5986,8 +6136,8 @@
   local.get $0
   i32.eqz
   if
-   i32.const 2752
-   i32.const 2704
+   i32.const 2832
+   i32.const 2784
    i32.const 96
    i32.const 40
    call $~lib/builtins/abort
diff --git a/tests/compiler/std/date.ts b/tests/compiler/std/date.ts
index 8d9b9ede0d..bd58321132 100644
--- a/tests/compiler/std/date.ts
+++ b/tests/compiler/std/date.ts
@@ -184,8 +184,8 @@
   assert(date.toISOString() == "9999-12-31T23:59:59.999Z");
   date = new Date(253402300800000);
   assert(date.toISOString() == "+010000-01-01T00:00:00.000Z");
-  // date = new Date(-62847038769226);
-  // assert(date.toISOString() == "-000022-06-16T17:13:50.774Z"); // FAIL
+  date = new Date(-62847038769226);
+  assert(date.toISOString() == "-000022-06-16T17:13:50.774Z");
 }
 
 // Date#fromString /////////////////////////////////////////////////////////////////////////////////
@@ -240,18 +240,16 @@
   let maxDateDec = new Date( 8640000000000000 - 1);
   let minDateInc = new Date(-8640000000000000 + 1);
 
-  trace("", 2, minDateInc.getUTCDate(), minDateInc.getUTCMinutes());
-
   assert(minDateInc.getUTCFullYear() == -271821);
   assert(minDateInc.getUTCMonth() == 3);
   assert(minDateInc.getUTCDate() == 20);
-  // assert(minDateInc.getUTCHours() == 0);
-  // assert(minDateInc.getUTCMinutes() == 0);
-  // assert(minDateInc.getUTCSeconds() == 0);
-  // assert(minDateInc.getUTCMilliseconds() == 1);
+  assert(minDateInc.getUTCHours() == 0);
+  assert(minDateInc.getUTCMinutes() == 0);
+  assert(minDateInc.getUTCSeconds() == 0);
+  assert(minDateInc.getUTCMilliseconds() == 1);
 
   assert(maxDateDec.toISOString() == "+275760-09-12T23:59:59.999Z");
-  // assert(minDateInc.toISOString() == "-271821-04-20T00:00:00.001Z");
+  assert(minDateInc.toISOString() == "-271821-04-20T00:00:00.001Z");
 
   // new Date(maxDate.getTime() + 1); // Invalid Date
   // new Date(minDate.getTime() - 1); // Invalid Date
diff --git a/tests/compiler/std/date.untouched.wat b/tests/compiler/std/date.untouched.wat
index 1cee05a7cc..e595c386a8 100644
--- a/tests/compiler/std/date.untouched.wat
+++ b/tests/compiler/std/date.untouched.wat
@@ -7,7 +7,6 @@
  (type $i32_i32_i32_=>_i32 (func (param i32 i32 i32) (result i32)))
  (type $none_=>_none (func))
  (type $i32_i32_i32_i32_=>_none (func (param i32 i32 i32 i32)))
- (type $i32_i32_f64_f64_f64_f64_f64_=>_none (func (param i32 i32 f64 f64 f64 f64 f64)))
  (type $i32_i64_=>_none (func (param i32 i64)))
  (type $i32_i64_i32_=>_none (func (param i32 i64 i32)))
  (type $i32_i64_i32_i32_=>_none (func (param i32 i64 i32 i32)))
@@ -20,7 +19,6 @@
  (type $i32_i32_i32_i32_i32_i32_i32_=>_i64 (func (param i32 i32 i32 i32 i32 i32 i32) (result i64)))
  (type $i32_i64_=>_i64 (func (param i32 i64) (result i64)))
  (import "env" "abort" (func $~lib/builtins/abort (param i32 i32 i32 i32)))
- (import "env" "trace" (func $~lib/builtins/trace (param i32 i32 f64 f64 f64 f64 f64)))
  (memory $0 1)
  (data (i32.const 12) ",\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\16\00\00\00s\00t\00d\00/\00d\00a\00t\00e\00.\00t\00s\00\00\00\00\00\00\00")
  (data (i32.const 60) ",\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\18\00\00\00I\00n\00v\00a\00l\00i\00d\00 \00D\00a\00t\00e\00\00\00\00\00")
@@ -52,21 +50,23 @@
  (data (i32.const 2780) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\006\00\00\00+\000\001\002\001\008\004\00-\000\004\00-\000\008\00T\001\003\00:\000\007\00:\001\001\00.\000\002\000\00Z\00\00\00\00\00\00\00")
  (data (i32.const 2860) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\000\00\00\009\009\009\009\00-\001\002\00-\003\001\00T\002\003\00:\005\009\00:\005\009\00.\009\009\009\00Z\00\00\00\00\00\00\00\00\00\00\00\00\00")
  (data (i32.const 2940) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\006\00\00\00+\000\001\000\000\000\000\00-\000\001\00-\000\001\00T\000\000\00:\000\000\00:\000\000\00.\000\000\000\00Z\00\00\00\00\00\00\00")
- (data (i32.const 3020) ",\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\14\00\00\001\009\007\006\00-\000\002\00-\000\002\00\00\00\00\00\00\00\00\00")
- (data (i32.const 3068) ",\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\1c\00\00\00I\00n\00v\00a\00l\00i\00d\00 \00l\00e\00n\00g\00t\00h\00")
- (data (i32.const 3116) ",\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\1a\00\00\00~\00l\00i\00b\00/\00a\00r\00r\00a\00y\00.\00t\00s\00\00\00")
- (data (i32.const 3164) "|\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00^\00\00\00E\00l\00e\00m\00e\00n\00t\00 \00t\00y\00p\00e\00 \00m\00u\00s\00t\00 \00b\00e\00 \00n\00u\00l\00l\00a\00b\00l\00e\00 \00i\00f\00 \00a\00r\00r\00a\00y\00 \00i\00s\00 \00h\00o\00l\00e\00y\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00")
- (data (i32.const 3292) ",\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\10\00\00\001\009\007\006\00-\002\00-\002\00\00\00\00\00\00\00\00\00\00\00\00\00")
- (data (i32.const 3340) ",\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\14\00\00\002\003\004\005\00-\001\001\00-\000\004\00\00\00\00\00\00\00\00\00")
- (data (i32.const 3388) ",\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\14\00\00\001\009\007\006\00-\000\004\00-\000\002\00\00\00\00\00\00\00\00\00")
- (data (i32.const 3436) ",\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\10\00\00\007\006\00-\000\004\00-\000\002\00\00\00\00\00\00\00\00\00\00\00\00\00")
- (data (i32.const 3484) "<\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00&\00\00\001\009\007\006\00-\000\002\00-\000\002\00T\001\002\00:\003\004\00:\005\006\00\00\00\00\00\00\00")
- (data (i32.const 3548) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00.\00\00\001\009\007\006\00-\000\002\00-\000\002\00T\001\002\00:\003\004\00:\005\006\00.\004\005\006\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00")
- (data (i32.const 3628) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\000\00\00\001\009\007\006\00-\000\002\00-\000\002\00T\001\002\00:\003\004\00:\005\006\00.\004\005\006\00Z\00\00\00\00\00\00\00\00\00\00\00\00\00")
- (data (i32.const 3708) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\006\00\00\00-\002\007\001\008\002\001\00-\000\004\00-\002\000\00T\000\000\00:\000\000\00:\000\000\00.\000\000\000\00Z\00\00\00\00\00\00\00")
- (data (i32.const 3788) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\006\00\00\00+\002\007\005\007\006\000\00-\000\009\00-\001\003\00T\000\000\00:\000\000\00:\000\000\00.\000\000\000\00Z\00\00\00\00\00\00\00")
- (data (i32.const 3868) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\006\00\00\00+\002\007\005\007\006\000\00-\000\009\00-\001\002\00T\002\003\00:\005\009\00:\005\009\00.\009\009\009\00Z\00\00\00\00\00\00\00")
- (data (i32.const 3952) "\06\00\00\00 \00\00\00\00\00\00\00 \00\00\00\00\00\00\00\00\00\00\00\00\00\00\00 \00\00\00\00\00\00\00\02A\00\00\00\00\00\00\02\t\00\00\00\00\00\00")
+ (data (i32.const 3020) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\006\00\00\00-\000\000\000\000\002\002\00-\000\006\00-\001\006\00T\001\007\00:\001\003\00:\005\000\00.\007\007\004\00Z\00\00\00\00\00\00\00")
+ (data (i32.const 3100) ",\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\14\00\00\001\009\007\006\00-\000\002\00-\000\002\00\00\00\00\00\00\00\00\00")
+ (data (i32.const 3148) ",\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\1c\00\00\00I\00n\00v\00a\00l\00i\00d\00 \00l\00e\00n\00g\00t\00h\00")
+ (data (i32.const 3196) ",\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\1a\00\00\00~\00l\00i\00b\00/\00a\00r\00r\00a\00y\00.\00t\00s\00\00\00")
+ (data (i32.const 3244) "|\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00^\00\00\00E\00l\00e\00m\00e\00n\00t\00 \00t\00y\00p\00e\00 \00m\00u\00s\00t\00 \00b\00e\00 \00n\00u\00l\00l\00a\00b\00l\00e\00 \00i\00f\00 \00a\00r\00r\00a\00y\00 \00i\00s\00 \00h\00o\00l\00e\00y\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00")
+ (data (i32.const 3372) ",\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\10\00\00\001\009\007\006\00-\002\00-\002\00\00\00\00\00\00\00\00\00\00\00\00\00")
+ (data (i32.const 3420) ",\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\14\00\00\002\003\004\005\00-\001\001\00-\000\004\00\00\00\00\00\00\00\00\00")
+ (data (i32.const 3468) ",\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\14\00\00\001\009\007\006\00-\000\004\00-\000\002\00\00\00\00\00\00\00\00\00")
+ (data (i32.const 3516) ",\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\10\00\00\007\006\00-\000\004\00-\000\002\00\00\00\00\00\00\00\00\00\00\00\00\00")
+ (data (i32.const 3564) "<\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00&\00\00\001\009\007\006\00-\000\002\00-\000\002\00T\001\002\00:\003\004\00:\005\006\00\00\00\00\00\00\00")
+ (data (i32.const 3628) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00.\00\00\001\009\007\006\00-\000\002\00-\000\002\00T\001\002\00:\003\004\00:\005\006\00.\004\005\006\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00")
+ (data (i32.const 3708) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\000\00\00\001\009\007\006\00-\000\002\00-\000\002\00T\001\002\00:\003\004\00:\005\006\00.\004\005\006\00Z\00\00\00\00\00\00\00\00\00\00\00\00\00")
+ (data (i32.const 3788) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\006\00\00\00-\002\007\001\008\002\001\00-\000\004\00-\002\000\00T\000\000\00:\000\000\00:\000\000\00.\000\000\000\00Z\00\00\00\00\00\00\00")
+ (data (i32.const 3868) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\006\00\00\00+\002\007\005\007\006\000\00-\000\009\00-\001\003\00T\000\000\00:\000\000\00:\000\000\00.\000\000\000\00Z\00\00\00\00\00\00\00")
+ (data (i32.const 3948) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\006\00\00\00+\002\007\005\007\006\000\00-\000\009\00-\001\002\00T\002\003\00:\005\009\00:\005\009\00.\009\009\009\00Z\00\00\00\00\00\00\00")
+ (data (i32.const 4028) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\006\00\00\00-\002\007\001\008\002\001\00-\000\004\00-\002\000\00T\000\000\00:\000\000\00:\000\000\00.\000\000\001\00Z\00\00\00\00\00\00\00")
+ (data (i32.const 4112) "\06\00\00\00 \00\00\00\00\00\00\00 \00\00\00\00\00\00\00\00\00\00\00\00\00\00\00 \00\00\00\00\00\00\00\02A\00\00\00\00\00\00\02\t\00\00\00\00\00\00")
  (table $0 1 funcref)
  (global $~lib/date/_day (mut i32) (i32.const 0))
  (global $~lib/date/_month (mut i32) (i32.const 0))
@@ -83,10 +83,10 @@
  (global $~lib/ASC_LOW_MEMORY_LIMIT i32 (i32.const 0))
  (global $~lib/ASC_SHRINK_LEVEL i32 (i32.const 0))
  (global $~lib/builtins/i32.MAX_VALUE i32 (i32.const 2147483647))
- (global $~lib/rt/__rtti_base i32 (i32.const 3952))
- (global $~lib/memory/__data_end i32 (i32.const 4004))
- (global $~lib/memory/__stack_pointer (mut i32) (i32.const 20388))
- (global $~lib/memory/__heap_base i32 (i32.const 20388))
+ (global $~lib/rt/__rtti_base i32 (i32.const 4112))
+ (global $~lib/memory/__data_end i32 (i32.const 4164))
+ (global $~lib/memory/__stack_pointer (mut i32) (i32.const 20548))
+ (global $~lib/memory/__heap_base i32 (i32.const 20548))
  (global $~started (mut i32) (i32.const 0))
  (export "memory" (memory $0))
  (export "_start" (func $~start))
@@ -2731,37 +2731,149 @@
   i32.load offset=8
  )
  (func $~lib/date/Date#getUTCHours (param $0 i32) (result i32)
+  (local $1 i64)
+  (local $2 i64)
+  (local $3 i64)
+  (local $4 i64)
   local.get $0
   i64.load offset=16
-  i64.const 86400000
-  i64.rem_s
+  local.set $2
+  i32.const 86400000
+  i64.extend_i32_s
+  local.set $1
+  local.get $2
+  local.get $1
+  local.get $2
+  local.set $4
+  local.get $1
+  local.set $3
+  local.get $4
+  i64.const 0
+  i64.ge_s
+  if (result i64)
+   local.get $4
+  else
+   local.get $4
+   local.get $3
+   i64.sub
+   i64.const 1
+   i64.add
+  end
+  local.get $3
+  i64.div_s
+  i64.mul
+  i64.sub
   i32.wrap_i64
   i32.const 3600000
   i32.div_s
  )
  (func $~lib/date/Date#getUTCMinutes (param $0 i32) (result i32)
+  (local $1 i64)
+  (local $2 i64)
+  (local $3 i64)
+  (local $4 i64)
   local.get $0
   i64.load offset=16
-  i64.const 3600000
-  i64.rem_s
+  local.set $2
+  i32.const 3600000
+  i64.extend_i32_s
+  local.set $1
+  local.get $2
+  local.get $1
+  local.get $2
+  local.set $4
+  local.get $1
+  local.set $3
+  local.get $4
+  i64.const 0
+  i64.ge_s
+  if (result i64)
+   local.get $4
+  else
+   local.get $4
+   local.get $3
+   i64.sub
+   i64.const 1
+   i64.add
+  end
+  local.get $3
+  i64.div_s
+  i64.mul
+  i64.sub
   i32.wrap_i64
   i32.const 60000
   i32.div_s
  )
  (func $~lib/date/Date#getUTCSeconds (param $0 i32) (result i32)
+  (local $1 i64)
+  (local $2 i64)
+  (local $3 i64)
+  (local $4 i64)
   local.get $0
   i64.load offset=16
-  i64.const 60000
-  i64.rem_s
+  local.set $2
+  i32.const 60000
+  i64.extend_i32_s
+  local.set $1
+  local.get $2
+  local.get $1
+  local.get $2
+  local.set $4
+  local.get $1
+  local.set $3
+  local.get $4
+  i64.const 0
+  i64.ge_s
+  if (result i64)
+   local.get $4
+  else
+   local.get $4
+   local.get $3
+   i64.sub
+   i64.const 1
+   i64.add
+  end
+  local.get $3
+  i64.div_s
+  i64.mul
+  i64.sub
   i32.wrap_i64
   i32.const 1000
   i32.div_s
  )
  (func $~lib/date/Date#getUTCMilliseconds (param $0 i32) (result i32)
+  (local $1 i64)
+  (local $2 i64)
+  (local $3 i64)
+  (local $4 i64)
   local.get $0
   i64.load offset=16
-  i64.const 1000
-  i64.rem_s
+  local.set $2
+  i32.const 1000
+  i64.extend_i32_s
+  local.set $1
+  local.get $2
+  local.get $1
+  local.get $2
+  local.set $4
+  local.get $1
+  local.set $3
+  local.get $4
+  i64.const 0
+  i64.ge_s
+  if (result i64)
+   local.get $4
+  else
+   local.get $4
+   local.get $3
+   i64.sub
+   i64.const 1
+   i64.add
+  end
+  local.get $3
+  i64.div_s
+  i64.mul
+  i64.sub
   i32.wrap_i64
  )
  (func $~lib/date/Date#setUTCMilliseconds (param $0 i32) (param $1 i32)
@@ -2927,6 +3039,10 @@
   (local $2 i32)
   (local $3 i32)
   (local $4 i64)
+  (local $5 i64)
+  (local $6 i64)
+  (local $7 i64)
+  (local $8 i64)
   local.get $0
   i32.load offset=8
   local.get $1
@@ -2962,9 +3078,33 @@
   end
   local.get $0
   i64.load offset=16
-  i64.const 86400000
-  i64.rem_s
+  local.set $5
+  i32.const 86400000
+  i64.extend_i32_s
   local.set $4
+  local.get $5
+  local.get $4
+  local.get $5
+  local.set $7
+  local.get $4
+  local.set $6
+  local.get $7
+  i64.const 0
+  i64.ge_s
+  if (result i64)
+   local.get $7
+  else
+   local.get $7
+   local.get $6
+   i64.sub
+   i64.const 1
+   i64.add
+  end
+  local.get $6
+  i64.div_s
+  i64.mul
+  i64.sub
+  local.set $8
   local.get $0
   local.get $2
   local.get $3
@@ -2973,13 +3113,17 @@
   i64.extend_i32_s
   i64.const 86400000
   i64.mul
-  local.get $4
+  local.get $8
   i64.add
   call $~lib/date/Date#setTime
   drop
  )
  (func $~lib/date/Date#setUTCMonth (param $0 i32) (param $1 i32)
   (local $2 i64)
+  (local $3 i64)
+  (local $4 i64)
+  (local $5 i64)
+  (local $6 i64)
   local.get $0
   i32.load offset=4
   local.get $1
@@ -3007,9 +3151,33 @@
   end
   local.get $0
   i64.load offset=16
-  i64.const 86400000
-  i64.rem_s
+  local.set $3
+  i32.const 86400000
+  i64.extend_i32_s
   local.set $2
+  local.get $3
+  local.get $2
+  local.get $3
+  local.set $5
+  local.get $2
+  local.set $4
+  local.get $5
+  i64.const 0
+  i64.ge_s
+  if (result i64)
+   local.get $5
+  else
+   local.get $5
+   local.get $4
+   i64.sub
+   i64.const 1
+   i64.add
+  end
+  local.get $4
+  i64.div_s
+  i64.mul
+  i64.sub
+  local.set $6
   local.get $0
   local.get $0
   i32.load
@@ -3022,13 +3190,17 @@
   i64.extend_i32_s
   i64.const 86400000
   i64.mul
-  local.get $2
+  local.get $6
   i64.add
   call $~lib/date/Date#setTime
   drop
  )
  (func $~lib/date/Date#setUTCFullYear (param $0 i32) (param $1 i32)
   (local $2 i64)
+  (local $3 i64)
+  (local $4 i64)
+  (local $5 i64)
+  (local $6 i64)
   local.get $0
   i32.load
   local.get $1
@@ -3038,9 +3210,33 @@
   end
   local.get $0
   i64.load offset=16
-  i64.const 86400000
-  i64.rem_s
+  local.set $3
+  i32.const 86400000
+  i64.extend_i32_s
   local.set $2
+  local.get $3
+  local.get $2
+  local.get $3
+  local.set $5
+  local.get $2
+  local.set $4
+  local.get $5
+  i64.const 0
+  i64.ge_s
+  if (result i64)
+   local.get $5
+  else
+   local.get $5
+   local.get $4
+   i64.sub
+   i64.const 1
+   i64.add
+  end
+  local.get $4
+  i64.div_s
+  i64.mul
+  i64.sub
+  local.set $6
   local.get $0
   local.get $1
   local.get $0
@@ -3051,7 +3247,7 @@
   i64.extend_i32_s
   i64.const 86400000
   i64.mul
-  local.get $2
+  local.get $6
   i64.add
   call $~lib/date/Date#setTime
   drop
@@ -5159,8 +5355,8 @@
    i32.shr_u
    i32.gt_u
    if
-    i32.const 3088
-    i32.const 3136
+    i32.const 3168
+    i32.const 3216
     i32.const 14
     i32.const 48
     call $~lib/builtins/abort
@@ -5642,10 +5838,10 @@
   i32.const 576
   local.get $0
   call $~lib/rt/itcms/__visit
-  i32.const 3088
+  i32.const 3168
   local.get $0
   call $~lib/rt/itcms/__visit
-  i32.const 3184
+  i32.const 3264
   local.get $0
   call $~lib/rt/itcms/__visit
   i32.const 176
@@ -5786,8 +5982,8 @@
   global.get $~lib/memory/__data_end
   i32.lt_s
   if
-   i32.const 20416
-   i32.const 20464
+   i32.const 20576
+   i32.const 20624
    i32.const 1
    i32.const 1
    call $~lib/builtins/abort
@@ -7982,10 +8178,39 @@
    unreachable
   end
   global.get $~lib/memory/__stack_pointer
+  i32.const 0
+  i64.const -62847038769226
+  call $~lib/date/Date#constructor
+  local.tee $1
+  i32.store
+  local.get $1
+  call $~lib/date/Date#toISOString
+  local.set $8
+  global.get $~lib/memory/__stack_pointer
+  local.get $8
+  i32.store offset=4
+  local.get $8
   i32.const 3040
   local.set $8
   global.get $~lib/memory/__stack_pointer
   local.get $8
+  i32.store offset=8
+  local.get $8
+  call $~lib/string/String.__eq
+  i32.eqz
+  if
+   i32.const 0
+   i32.const 32
+   i32.const 188
+   i32.const 3
+   call $~lib/builtins/abort
+   unreachable
+  end
+  global.get $~lib/memory/__stack_pointer
+  i32.const 3120
+  local.set $8
+  global.get $~lib/memory/__stack_pointer
+  local.get $8
   i32.store offset=4
   local.get $8
   call $~lib/date/Date.fromString
@@ -8005,7 +8230,7 @@
    unreachable
   end
   global.get $~lib/memory/__stack_pointer
-  i32.const 3312
+  i32.const 3392
   local.set $8
   global.get $~lib/memory/__stack_pointer
   local.get $8
@@ -8028,7 +8253,7 @@
    unreachable
   end
   global.get $~lib/memory/__stack_pointer
-  i32.const 3360
+  i32.const 3440
   local.set $8
   global.get $~lib/memory/__stack_pointer
   local.get $8
@@ -8050,7 +8275,7 @@
    call $~lib/builtins/abort
    unreachable
   end
-  i32.const 3408
+  i32.const 3488
   local.set $8
   global.get $~lib/memory/__stack_pointer
   local.get $8
@@ -8063,7 +8288,7 @@
   i32.store offset=4
   local.get $8
   call $~lib/date/Date#getTime
-  i32.const 3456
+  i32.const 3536
   local.set $8
   global.get $~lib/memory/__stack_pointer
   local.get $8
@@ -8087,7 +8312,7 @@
    unreachable
   end
   global.get $~lib/memory/__stack_pointer
-  i32.const 3504
+  i32.const 3584
   local.set $8
   global.get $~lib/memory/__stack_pointer
   local.get $8
@@ -8110,7 +8335,7 @@
    unreachable
   end
   global.get $~lib/memory/__stack_pointer
-  i32.const 3568
+  i32.const 3648
   local.set $8
   global.get $~lib/memory/__stack_pointer
   local.get $8
@@ -8133,7 +8358,7 @@
    unreachable
   end
   global.get $~lib/memory/__stack_pointer
-  i32.const 3648
+  i32.const 3728
   local.set $8
   global.get $~lib/memory/__stack_pointer
   local.get $8
@@ -8278,7 +8503,7 @@
   local.get $8
   i32.store offset=4
   local.get $8
-  i32.const 3728
+  i32.const 3808
   local.set $8
   global.get $~lib/memory/__stack_pointer
   local.get $8
@@ -8301,7 +8526,7 @@
   local.get $8
   i32.store offset=4
   local.get $8
-  i32.const 3808
+  i32.const 3888
   local.set $8
   global.get $~lib/memory/__stack_pointer
   local.get $8
@@ -8333,23 +8558,6 @@
   call $~lib/date/Date#constructor
   local.tee $4
   i32.store offset=20
-  i32.const 2480
-  local.set $8
-  global.get $~lib/memory/__stack_pointer
-  local.get $8
-  i32.store offset=4
-  local.get $8
-  i32.const 2
-  local.get $4
-  call $~lib/date/Date#getUTCDate
-  f64.convert_i32_s
-  local.get $4
-  call $~lib/date/Date#getUTCMinutes
-  f64.convert_i32_s
-  f64.const 0
-  f64.const 0
-  f64.const 0
-  call $~lib/builtins/trace
   local.get $4
   call $~lib/date/Date#getUTCFullYear
   i32.const -271821
@@ -8358,7 +8566,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 245
+   i32.const 243
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8371,7 +8579,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 246
+   i32.const 244
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8381,6 +8589,32 @@
   i32.const 20
   i32.eq
   i32.eqz
+  if
+   i32.const 0
+   i32.const 32
+   i32.const 245
+   i32.const 3
+   call $~lib/builtins/abort
+   unreachable
+  end
+  local.get $4
+  call $~lib/date/Date#getUTCHours
+  i32.const 0
+  i32.eq
+  i32.eqz
+  if
+   i32.const 0
+   i32.const 32
+   i32.const 246
+   i32.const 3
+   call $~lib/builtins/abort
+   unreachable
+  end
+  local.get $4
+  call $~lib/date/Date#getUTCMinutes
+  i32.const 0
+  i32.eq
+  i32.eqz
   if
    i32.const 0
    i32.const 32
@@ -8389,6 +8623,32 @@
    call $~lib/builtins/abort
    unreachable
   end
+  local.get $4
+  call $~lib/date/Date#getUTCSeconds
+  i32.const 0
+  i32.eq
+  i32.eqz
+  if
+   i32.const 0
+   i32.const 32
+   i32.const 248
+   i32.const 3
+   call $~lib/builtins/abort
+   unreachable
+  end
+  local.get $4
+  call $~lib/date/Date#getUTCMilliseconds
+  i32.const 1
+  i32.eq
+  i32.eqz
+  if
+   i32.const 0
+   i32.const 32
+   i32.const 249
+   i32.const 3
+   call $~lib/builtins/abort
+   unreachable
+  end
   local.get $3
   call $~lib/date/Date#toISOString
   local.set $8
@@ -8396,7 +8656,30 @@
   local.get $8
   i32.store offset=4
   local.get $8
-  i32.const 3888
+  i32.const 3968
+  local.set $8
+  global.get $~lib/memory/__stack_pointer
+  local.get $8
+  i32.store offset=8
+  local.get $8
+  call $~lib/string/String.__eq
+  i32.eqz
+  if
+   i32.const 0
+   i32.const 32
+   i32.const 251
+   i32.const 3
+   call $~lib/builtins/abort
+   unreachable
+  end
+  local.get $4
+  call $~lib/date/Date#toISOString
+  local.set $8
+  global.get $~lib/memory/__stack_pointer
+  local.get $8
+  i32.store offset=4
+  local.get $8
+  i32.const 4048
   local.set $8
   global.get $~lib/memory/__stack_pointer
   local.get $8
@@ -8407,7 +8690,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 253
+   i32.const 252
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -9052,7 +9335,7 @@
   i32.ge_u
   if
    i32.const 368
-   i32.const 3136
+   i32.const 3216
    i32.const 92
    i32.const 42
    call $~lib/builtins/abort
@@ -9076,8 +9359,8 @@
   local.get $2
   i32.eqz
   if
-   i32.const 3184
-   i32.const 3136
+   i32.const 3264
+   i32.const 3216
    i32.const 96
    i32.const 40
    call $~lib/builtins/abort

From 470d9661492096bf0a16b274e83f6ad8edfd6dd9 Mon Sep 17 00:00:00 2001
From: MaxGraey <maxgraey@gmail.com>
Date: Thu, 15 Apr 2021 10:29:02 +0300
Subject: [PATCH 17/47] more fixes for toISOString

---
 std/assembly/date.ts                  |   6 +-
 tests/compiler/std/date.optimized.wat | 366 +++++++++++++++++---------
 tests/compiler/std/date.ts            |   9 +-
 tests/compiler/std/date.untouched.wat | 299 ++++++++++++++-------
 4 files changed, 458 insertions(+), 222 deletions(-)

diff --git a/std/assembly/date.ts b/std/assembly/date.ts
index 6afa3ec325..d5c1b67e31 100644
--- a/std/assembly/date.ts
+++ b/std/assembly/date.ts
@@ -168,9 +168,11 @@ export class Date {
 
   toISOString(): string {
     var yearStr = abs(this.year).toString();
-    var isNeg = this.epochMillis < 0;
-    if (isNeg || yearStr.length > 4) {
+    var isNeg = this.year < 0;
+    if (isNeg || this.year >= 10000) {
       yearStr = (isNeg ? "-" : "+") + yearStr.padStart(6, "0");
+    } else {
+      yearStr = yearStr.padStart(4, "0");
     }
 
     return (
diff --git a/tests/compiler/std/date.optimized.wat b/tests/compiler/std/date.optimized.wat
index 9823585d42..d626b34eb9 100644
--- a/tests/compiler/std/date.optimized.wat
+++ b/tests/compiler/std/date.optimized.wat
@@ -7,12 +7,14 @@
  (type $i32_=>_none (func (param i32)))
  (type $i32_i32_i32_=>_i32 (func (param i32 i32 i32) (result i32)))
  (type $i32_i32_i32_i32_=>_none (func (param i32 i32 i32 i32)))
+ (type $i32_i32_f64_f64_f64_f64_f64_=>_none (func (param i32 i32 f64 f64 f64 f64 f64)))
  (type $i32_i64_=>_none (func (param i32 i64)))
  (type $none_=>_i32 (func (result i32)))
  (type $i64_=>_i32 (func (param i64) (result i32)))
  (type $i32_i32_i32_i32_=>_i32 (func (param i32 i32 i32 i32) (result i32)))
  (type $i32_i32_i32_i32_i32_i32_i32_=>_i64 (func (param i32 i32 i32 i32 i32 i32 i32) (result i64)))
  (import "env" "abort" (func $~lib/builtins/abort (param i32 i32 i32 i32)))
+ (import "env" "trace" (func $~lib/builtins/trace (param i32 i32 f64 f64 f64 f64 f64)))
  (memory $0 1)
  (data (i32.const 1036) ",")
  (data (i32.const 1048) "\01\00\00\00\16\00\00\00s\00t\00d\00/\00d\00a\00t\00e\00.\00t\00s")
@@ -55,49 +57,55 @@
  (data (i32.const 2156) "\1c")
  (data (i32.const 2168) "\01\00\00\00\02\00\00\00Z")
  (data (i32.const 2188) "L")
- (data (i32.const 2200) "\01\00\00\000\00\00\002\000\000\009\00-\000\001\00-\000\006\00T\000\008\00:\004\000\00:\003\001\00.\000\002\000\00Z")
+ (data (i32.const 2200) "\01\00\00\000\00\00\000\000\000\000\00-\000\001\00-\000\001\00T\000\000\00:\000\000\00:\000\000\00.\000\000\000\00Z")
  (data (i32.const 2268) "L")
- (data (i32.const 2280) "\01\00\00\000\00\00\002\000\000\009\00-\000\001\00-\000\006\00T\000\008\00:\004\000\00:\003\001\00.\004\005\006\00Z")
+ (data (i32.const 2280) "\01\00\00\006\00\00\00-\000\000\000\000\000\001\00-\001\002\00-\003\001\00T\002\003\00:\005\009\00:\005\009\00.\009\009\009\00Z")
  (data (i32.const 2348) "L")
- (data (i32.const 2360) "\01\00\00\006\00\00\00+\000\001\002\001\008\004\00-\000\004\00-\000\008\00T\001\003\00:\000\007\00:\001\001\00.\000\002\000\00Z")
+ (data (i32.const 2360) "\01\00\00\000\00\00\000\000\000\001\00-\000\004\00-\000\007\00T\002\003\00:\000\006\00:\004\000\00.\000\000\000\00Z")
  (data (i32.const 2428) "L")
- (data (i32.const 2440) "\01\00\00\000\00\00\009\009\009\009\00-\001\002\00-\003\001\00T\002\003\00:\005\009\00:\005\009\00.\009\009\009\00Z")
+ (data (i32.const 2440) "\01\00\00\000\00\00\002\000\000\009\00-\000\001\00-\000\006\00T\000\008\00:\004\000\00:\003\001\00.\000\002\000\00Z")
  (data (i32.const 2508) "L")
- (data (i32.const 2520) "\01\00\00\006\00\00\00+\000\001\000\000\000\000\00-\000\001\00-\000\001\00T\000\000\00:\000\000\00:\000\000\00.\000\000\000\00Z")
+ (data (i32.const 2520) "\01\00\00\000\00\00\002\000\000\009\00-\000\001\00-\000\006\00T\000\008\00:\004\000\00:\003\001\00.\004\005\006\00Z")
  (data (i32.const 2588) "L")
- (data (i32.const 2600) "\01\00\00\006\00\00\00-\000\000\000\000\002\002\00-\000\006\00-\001\006\00T\001\007\00:\001\003\00:\005\000\00.\007\007\004\00Z")
- (data (i32.const 2668) ",")
- (data (i32.const 2680) "\01\00\00\00\14\00\00\001\009\007\006\00-\000\002\00-\000\002")
- (data (i32.const 2716) ",")
- (data (i32.const 2728) "\01\00\00\00\1c\00\00\00I\00n\00v\00a\00l\00i\00d\00 \00l\00e\00n\00g\00t\00h")
- (data (i32.const 2764) ",")
- (data (i32.const 2776) "\01\00\00\00\1a\00\00\00~\00l\00i\00b\00/\00a\00r\00r\00a\00y\00.\00t\00s")
- (data (i32.const 2812) "|")
- (data (i32.const 2824) "\01\00\00\00^\00\00\00E\00l\00e\00m\00e\00n\00t\00 \00t\00y\00p\00e\00 \00m\00u\00s\00t\00 \00b\00e\00 \00n\00u\00l\00l\00a\00b\00l\00e\00 \00i\00f\00 \00a\00r\00r\00a\00y\00 \00i\00s\00 \00h\00o\00l\00e\00y")
- (data (i32.const 2940) ",")
- (data (i32.const 2952) "\01\00\00\00\10\00\00\001\009\007\006\00-\002\00-\002")
- (data (i32.const 2988) ",")
- (data (i32.const 3000) "\01\00\00\00\14\00\00\002\003\004\005\00-\001\001\00-\000\004")
- (data (i32.const 3036) ",")
- (data (i32.const 3048) "\01\00\00\00\14\00\00\001\009\007\006\00-\000\004\00-\000\002")
- (data (i32.const 3084) ",")
- (data (i32.const 3096) "\01\00\00\00\10\00\00\007\006\00-\000\004\00-\000\002")
- (data (i32.const 3132) "<")
- (data (i32.const 3144) "\01\00\00\00&\00\00\001\009\007\006\00-\000\002\00-\000\002\00T\001\002\00:\003\004\00:\005\006")
- (data (i32.const 3196) "L")
- (data (i32.const 3208) "\01\00\00\00.\00\00\001\009\007\006\00-\000\002\00-\000\002\00T\001\002\00:\003\004\00:\005\006\00.\004\005\006")
- (data (i32.const 3276) "L")
- (data (i32.const 3288) "\01\00\00\000\00\00\001\009\007\006\00-\000\002\00-\000\002\00T\001\002\00:\003\004\00:\005\006\00.\004\005\006\00Z")
- (data (i32.const 3356) "L")
- (data (i32.const 3368) "\01\00\00\006\00\00\00-\002\007\001\008\002\001\00-\000\004\00-\002\000\00T\000\000\00:\000\000\00:\000\000\00.\000\000\000\00Z")
+ (data (i32.const 2600) "\01\00\00\006\00\00\00+\000\001\002\001\008\004\00-\000\004\00-\000\008\00T\001\003\00:\000\007\00:\001\001\00.\000\002\000\00Z")
+ (data (i32.const 2668) "L")
+ (data (i32.const 2680) "\01\00\00\000\00\00\009\009\009\009\00-\001\002\00-\003\001\00T\002\003\00:\005\009\00:\005\009\00.\009\009\009\00Z")
+ (data (i32.const 2748) "L")
+ (data (i32.const 2760) "\01\00\00\006\00\00\00+\000\001\000\000\000\000\00-\000\001\00-\000\001\00T\000\000\00:\000\000\00:\000\000\00.\000\000\000\00Z")
+ (data (i32.const 2828) "L")
+ (data (i32.const 2840) "\01\00\00\006\00\00\00-\000\000\000\000\002\002\00-\000\006\00-\001\006\00T\001\007\00:\001\003\00:\005\000\00.\007\007\004\00Z")
+ (data (i32.const 2908) ",")
+ (data (i32.const 2920) "\01\00\00\00\14\00\00\001\009\007\006\00-\000\002\00-\000\002")
+ (data (i32.const 2956) ",")
+ (data (i32.const 2968) "\01\00\00\00\1c\00\00\00I\00n\00v\00a\00l\00i\00d\00 \00l\00e\00n\00g\00t\00h")
+ (data (i32.const 3004) ",")
+ (data (i32.const 3016) "\01\00\00\00\1a\00\00\00~\00l\00i\00b\00/\00a\00r\00r\00a\00y\00.\00t\00s")
+ (data (i32.const 3052) "|")
+ (data (i32.const 3064) "\01\00\00\00^\00\00\00E\00l\00e\00m\00e\00n\00t\00 \00t\00y\00p\00e\00 \00m\00u\00s\00t\00 \00b\00e\00 \00n\00u\00l\00l\00a\00b\00l\00e\00 \00i\00f\00 \00a\00r\00r\00a\00y\00 \00i\00s\00 \00h\00o\00l\00e\00y")
+ (data (i32.const 3180) ",")
+ (data (i32.const 3192) "\01\00\00\00\10\00\00\001\009\007\006\00-\002\00-\002")
+ (data (i32.const 3228) ",")
+ (data (i32.const 3240) "\01\00\00\00\14\00\00\002\003\004\005\00-\001\001\00-\000\004")
+ (data (i32.const 3276) ",")
+ (data (i32.const 3288) "\01\00\00\00\14\00\00\001\009\007\006\00-\000\004\00-\000\002")
+ (data (i32.const 3324) ",")
+ (data (i32.const 3336) "\01\00\00\00\10\00\00\007\006\00-\000\004\00-\000\002")
+ (data (i32.const 3372) "<")
+ (data (i32.const 3384) "\01\00\00\00&\00\00\001\009\007\006\00-\000\002\00-\000\002\00T\001\002\00:\003\004\00:\005\006")
  (data (i32.const 3436) "L")
- (data (i32.const 3448) "\01\00\00\006\00\00\00+\002\007\005\007\006\000\00-\000\009\00-\001\003\00T\000\000\00:\000\000\00:\000\000\00.\000\000\000\00Z")
+ (data (i32.const 3448) "\01\00\00\00.\00\00\001\009\007\006\00-\000\002\00-\000\002\00T\001\002\00:\003\004\00:\005\006\00.\004\005\006")
  (data (i32.const 3516) "L")
- (data (i32.const 3528) "\01\00\00\006\00\00\00+\002\007\005\007\006\000\00-\000\009\00-\001\002\00T\002\003\00:\005\009\00:\005\009\00.\009\009\009\00Z")
+ (data (i32.const 3528) "\01\00\00\000\00\00\001\009\007\006\00-\000\002\00-\000\002\00T\001\002\00:\003\004\00:\005\006\00.\004\005\006\00Z")
  (data (i32.const 3596) "L")
- (data (i32.const 3608) "\01\00\00\006\00\00\00-\002\007\001\008\002\001\00-\000\004\00-\002\000\00T\000\000\00:\000\000\00:\000\000\00.\000\000\001\00Z")
- (data (i32.const 3680) "\06\00\00\00 \00\00\00\00\00\00\00 ")
- (data (i32.const 3708) " \00\00\00\00\00\00\00\02A\00\00\00\00\00\00\02\t")
+ (data (i32.const 3608) "\01\00\00\006\00\00\00-\002\007\001\008\002\001\00-\000\004\00-\002\000\00T\000\000\00:\000\000\00:\000\000\00.\000\000\000\00Z")
+ (data (i32.const 3676) "L")
+ (data (i32.const 3688) "\01\00\00\006\00\00\00+\002\007\005\007\006\000\00-\000\009\00-\001\003\00T\000\000\00:\000\000\00:\000\000\00.\000\000\000\00Z")
+ (data (i32.const 3756) "L")
+ (data (i32.const 3768) "\01\00\00\006\00\00\00+\002\007\005\007\006\000\00-\000\009\00-\001\002\00T\002\003\00:\005\009\00:\005\009\00.\009\009\009\00Z")
+ (data (i32.const 3836) "L")
+ (data (i32.const 3848) "\01\00\00\006\00\00\00-\002\007\001\008\002\001\00-\000\004\00-\002\000\00T\000\000\00:\000\000\00:\000\000\00.\000\000\001\00Z")
+ (data (i32.const 3920) "\06\00\00\00 \00\00\00\00\00\00\00 ")
+ (data (i32.const 3948) " \00\00\00\00\00\00\00\02A\00\00\00\00\00\00\02\t")
  (global $~lib/date/_day (mut i32) (i32.const 0))
  (global $~lib/date/_month (mut i32) (i32.const 0))
  (global $~lib/rt/itcms/total (mut i32) (i32.const 0))
@@ -110,7 +118,7 @@
  (global $~lib/rt/itcms/white (mut i32) (i32.const 0))
  (global $~lib/rt/itcms/fromSpace (mut i32) (i32.const 0))
  (global $~lib/rt/tlsf/ROOT (mut i32) (i32.const 0))
- (global $~lib/memory/__stack_pointer (mut i32) (i32.const 20116))
+ (global $~lib/memory/__stack_pointer (mut i32) (i32.const 20356))
  (global $~started (mut i32) (i32.const 0))
  (export "memory" (memory $0))
  (export "_start" (func $~start))
@@ -318,9 +326,9 @@
   call $~lib/rt/itcms/__visit
   i32.const 1600
   call $~lib/rt/itcms/__visit
-  i32.const 2736
+  i32.const 2976
   call $~lib/rt/itcms/__visit
-  i32.const 2832
+  i32.const 3072
   call $~lib/rt/itcms/__visit
   i32.const 1200
   call $~lib/rt/itcms/__visit
@@ -438,7 +446,7 @@
    if
     i32.const 0
     local.get $0
-    i32.const 20116
+    i32.const 20356
     i32.lt_u
     local.get $0
     i32.load offset=8
@@ -484,7 +492,7 @@
    i32.const 1
   else
    local.get $1
-   i32.const 3680
+   i32.const 3920
    i32.load
    i32.gt_u
    if
@@ -498,7 +506,7 @@
    local.get $1
    i32.const 3
    i32.shl
-   i32.const 3684
+   i32.const 3924
    i32.add
    i32.load
    i32.const 32
@@ -1072,10 +1080,10 @@
   if
    unreachable
   end
-  i32.const 20128
+  i32.const 20368
   i32.const 0
   i32.store
-  i32.const 21696
+  i32.const 21936
   i32.const 0
   i32.store
   loop $for-loop|0
@@ -1086,7 +1094,7 @@
     local.get $1
     i32.const 2
     i32.shl
-    i32.const 20128
+    i32.const 20368
     i32.add
     i32.const 0
     i32.store offset=4
@@ -1104,7 +1112,7 @@
       i32.add
       i32.const 2
       i32.shl
-      i32.const 20128
+      i32.const 20368
       i32.add
       i32.const 0
       i32.store offset=96
@@ -1122,13 +1130,13 @@
     br $for-loop|0
    end
   end
-  i32.const 20128
-  i32.const 21700
+  i32.const 20368
+  i32.const 21940
   memory.size
   i32.const 16
   i32.shl
   call $~lib/rt/tlsf/addMemory
-  i32.const 20128
+  i32.const 20368
   global.set $~lib/rt/tlsf/ROOT
  )
  (func $~lib/rt/itcms/step (result i32)
@@ -1207,7 +1215,7 @@
       local.set $0
       loop $while-continue|0
        local.get $0
-       i32.const 20116
+       i32.const 20356
        i32.lt_u
        if
         local.get $0
@@ -1297,7 +1305,7 @@
       unreachable
      end
      local.get $0
-     i32.const 20116
+     i32.const 20356
      i32.lt_u
      if
       local.get $0
@@ -1320,7 +1328,7 @@
       i32.const 4
       i32.add
       local.tee $1
-      i32.const 20116
+      i32.const 20356
       i32.ge_u
       if
        global.get $~lib/rt/tlsf/ROOT
@@ -3042,8 +3050,8 @@
    i32.const 268435455
    i32.gt_u
    if
-    i32.const 2736
-    i32.const 2784
+    i32.const 2976
+    i32.const 3024
     i32.const 14
     i32.const 48
     call $~lib/builtins/abort
@@ -3487,11 +3495,11 @@
  )
  (func $~stack_check
   global.get $~lib/memory/__stack_pointer
-  i32.const 3732
+  i32.const 3972
   i32.lt_s
   if
-   i32.const 20144
-   i32.const 20192
+   i32.const 20384
+   i32.const 20432
    i32.const 1
    i32.const 1
    call $~lib/builtins/abort
@@ -3564,21 +3572,17 @@
   local.tee $1
   i32.store
   local.get $0
-  i64.load offset=16
-  i64.const 0
-  i64.lt_s
+  i32.load
+  i32.const 0
+  i32.lt_s
   local.tee $3
   if (result i32)
    i32.const 1
   else
-   local.get $1
-   i32.const 20
-   i32.sub
-   i32.load offset=16
-   i32.const 1
-   i32.shr_u
-   i32.const 4
-   i32.gt_u
+   local.get $0
+   i32.load
+   i32.const 10000
+   i32.ge_s
   end
   if
    global.get $~lib/memory/__stack_pointer
@@ -3604,6 +3608,16 @@
    call $~lib/string/String.__concat
    local.tee $1
    i32.store
+  else
+   global.get $~lib/memory/__stack_pointer
+   i32.const 1856
+   i32.store offset=16
+   global.get $~lib/memory/__stack_pointer
+   local.get $1
+   i32.const 4
+   call $~lib/string/String#padStart
+   local.tee $1
+   i32.store
   end
   global.get $~lib/memory/__stack_pointer
   i32.const 1984
@@ -4402,7 +4416,7 @@
   memory.size
   i32.const 16
   i32.shl
-  i32.const 20116
+  i32.const 20356
   i32.sub
   i32.const 1
   i32.shr_u
@@ -5180,7 +5194,7 @@
    unreachable
   end
   global.get $~lib/memory/__stack_pointer
-  i64.const 1231231231020
+  i64.const -62167219200000
   call $~lib/date/Date#constructor
   local.tee $0
   i32.store
@@ -5206,7 +5220,7 @@
    unreachable
   end
   global.get $~lib/memory/__stack_pointer
-  i64.const 1231231231456
+  i64.const -62167219200001
   call $~lib/date/Date#constructor
   local.tee $0
   i32.store
@@ -5232,12 +5246,26 @@
    unreachable
   end
   global.get $~lib/memory/__stack_pointer
-  i64.const 322331231231020
+  i64.const -62127219200000
   call $~lib/date/Date#constructor
   local.tee $0
   i32.store
   local.get $0
   call $~lib/date/Date#toISOString
+  local.set $1
+  global.get $~lib/memory/__stack_pointer
+  local.get $1
+  i32.store offset=4
+  local.get $1
+  i32.const 0
+  f64.const 0
+  f64.const 0
+  f64.const 0
+  f64.const 0
+  f64.const 0
+  call $~lib/builtins/trace
+  local.get $0
+  call $~lib/date/Date#toISOString
   local.set $0
   global.get $~lib/memory/__stack_pointer
   local.get $0
@@ -5252,13 +5280,13 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 182
+   i32.const 183
    i32.const 3
    call $~lib/builtins/abort
    unreachable
   end
   global.get $~lib/memory/__stack_pointer
-  i64.const 253402300799999
+  i64.const 1231231231020
   call $~lib/date/Date#constructor
   local.tee $0
   i32.store
@@ -5278,13 +5306,13 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 184
+   i32.const 185
    i32.const 3
    call $~lib/builtins/abort
    unreachable
   end
   global.get $~lib/memory/__stack_pointer
-  i64.const 253402300800000
+  i64.const 1231231231456
   call $~lib/date/Date#constructor
   local.tee $0
   i32.store
@@ -5304,13 +5332,13 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 186
+   i32.const 187
    i32.const 3
    call $~lib/builtins/abort
    unreachable
   end
   global.get $~lib/memory/__stack_pointer
-  i64.const -62847038769226
+  i64.const 322331231231020
   call $~lib/date/Date#constructor
   local.tee $0
   i32.store
@@ -5330,16 +5358,94 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 188
+   i32.const 189
    i32.const 3
    call $~lib/builtins/abort
    unreachable
   end
   global.get $~lib/memory/__stack_pointer
-  i32.const 2688
+  i64.const 253402300799999
+  call $~lib/date/Date#constructor
+  local.tee $0
+  i32.store
+  local.get $0
+  call $~lib/date/Date#toISOString
+  local.set $0
+  global.get $~lib/memory/__stack_pointer
+  local.get $0
   i32.store offset=4
   global.get $~lib/memory/__stack_pointer
   i32.const 2688
+  i32.store offset=8
+  local.get $0
+  i32.const 2688
+  call $~lib/string/String.__eq
+  i32.eqz
+  if
+   i32.const 0
+   i32.const 1056
+   i32.const 191
+   i32.const 3
+   call $~lib/builtins/abort
+   unreachable
+  end
+  global.get $~lib/memory/__stack_pointer
+  i64.const 253402300800000
+  call $~lib/date/Date#constructor
+  local.tee $0
+  i32.store
+  local.get $0
+  call $~lib/date/Date#toISOString
+  local.set $0
+  global.get $~lib/memory/__stack_pointer
+  local.get $0
+  i32.store offset=4
+  global.get $~lib/memory/__stack_pointer
+  i32.const 2768
+  i32.store offset=8
+  local.get $0
+  i32.const 2768
+  call $~lib/string/String.__eq
+  i32.eqz
+  if
+   i32.const 0
+   i32.const 1056
+   i32.const 193
+   i32.const 3
+   call $~lib/builtins/abort
+   unreachable
+  end
+  global.get $~lib/memory/__stack_pointer
+  i64.const -62847038769226
+  call $~lib/date/Date#constructor
+  local.tee $0
+  i32.store
+  local.get $0
+  call $~lib/date/Date#toISOString
+  local.set $0
+  global.get $~lib/memory/__stack_pointer
+  local.get $0
+  i32.store offset=4
+  global.get $~lib/memory/__stack_pointer
+  i32.const 2848
+  i32.store offset=8
+  local.get $0
+  i32.const 2848
+  call $~lib/string/String.__eq
+  i32.eqz
+  if
+   i32.const 0
+   i32.const 1056
+   i32.const 195
+   i32.const 3
+   call $~lib/builtins/abort
+   unreachable
+  end
+  global.get $~lib/memory/__stack_pointer
+  i32.const 2928
+  i32.store offset=4
+  global.get $~lib/memory/__stack_pointer
+  i32.const 2928
   call $~lib/date/Date.fromString
   local.tee $0
   i32.store
@@ -5350,16 +5456,16 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 195
+   i32.const 202
    i32.const 3
    call $~lib/builtins/abort
    unreachable
   end
   global.get $~lib/memory/__stack_pointer
-  i32.const 2960
+  i32.const 3200
   i32.store offset=4
   global.get $~lib/memory/__stack_pointer
-  i32.const 2960
+  i32.const 3200
   call $~lib/date/Date.fromString
   local.tee $0
   i32.store
@@ -5370,16 +5476,16 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 197
+   i32.const 204
    i32.const 3
    call $~lib/builtins/abort
    unreachable
   end
   global.get $~lib/memory/__stack_pointer
-  i32.const 3008
+  i32.const 3248
   i32.store offset=4
   global.get $~lib/memory/__stack_pointer
-  i32.const 3008
+  i32.const 3248
   call $~lib/date/Date.fromString
   local.tee $0
   i32.store
@@ -5390,15 +5496,15 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 199
+   i32.const 206
    i32.const 3
    call $~lib/builtins/abort
    unreachable
   end
   global.get $~lib/memory/__stack_pointer
-  i32.const 3056
+  i32.const 3296
   i32.store offset=8
-  i32.const 3056
+  i32.const 3296
   call $~lib/date/Date.fromString
   local.set $0
   global.get $~lib/memory/__stack_pointer
@@ -5407,9 +5513,9 @@
   local.get $0
   i64.load offset=16
   global.get $~lib/memory/__stack_pointer
-  i32.const 3104
+  i32.const 3344
   i32.store offset=8
-  i32.const 3104
+  i32.const 3344
   call $~lib/date/Date.fromString
   local.set $0
   global.get $~lib/memory/__stack_pointer
@@ -5421,16 +5527,16 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 202
+   i32.const 209
    i32.const 3
    call $~lib/builtins/abort
    unreachable
   end
   global.get $~lib/memory/__stack_pointer
-  i32.const 3152
+  i32.const 3392
   i32.store offset=4
   global.get $~lib/memory/__stack_pointer
-  i32.const 3152
+  i32.const 3392
   call $~lib/date/Date.fromString
   local.tee $0
   i32.store
@@ -5441,16 +5547,16 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 209
+   i32.const 216
    i32.const 3
    call $~lib/builtins/abort
    unreachable
   end
   global.get $~lib/memory/__stack_pointer
-  i32.const 3216
+  i32.const 3456
   i32.store offset=4
   global.get $~lib/memory/__stack_pointer
-  i32.const 3216
+  i32.const 3456
   call $~lib/date/Date.fromString
   local.tee $0
   i32.store
@@ -5461,16 +5567,16 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 213
+   i32.const 220
    i32.const 3
    call $~lib/builtins/abort
    unreachable
   end
   global.get $~lib/memory/__stack_pointer
-  i32.const 3296
+  i32.const 3536
   i32.store offset=4
   global.get $~lib/memory/__stack_pointer
-  i32.const 3296
+  i32.const 3536
   call $~lib/date/Date.fromString
   local.tee $0
   i32.store
@@ -5481,7 +5587,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 217
+   i32.const 224
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5503,7 +5609,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 225
+   i32.const 232
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5515,7 +5621,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 226
+   i32.const 233
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5527,7 +5633,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 228
+   i32.const 235
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5539,7 +5645,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 229
+   i32.const 236
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5551,7 +5657,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 231
+   i32.const 238
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5563,7 +5669,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 232
+   i32.const 239
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5575,7 +5681,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 234
+   i32.const 241
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5587,7 +5693,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 235
+   i32.const 242
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5599,16 +5705,16 @@
   local.get $0
   i32.store offset=4
   global.get $~lib/memory/__stack_pointer
-  i32.const 3376
+  i32.const 3616
   i32.store offset=8
   local.get $0
-  i32.const 3376
+  i32.const 3616
   call $~lib/string/String.__eq
   i32.eqz
   if
    i32.const 0
    i32.const 1056
-   i32.const 237
+   i32.const 244
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5620,16 +5726,16 @@
   local.get $0
   i32.store offset=4
   global.get $~lib/memory/__stack_pointer
-  i32.const 3456
+  i32.const 3696
   i32.store offset=8
   local.get $0
-  i32.const 3456
+  i32.const 3696
   call $~lib/string/String.__eq
   i32.eqz
   if
    i32.const 0
    i32.const 1056
-   i32.const 238
+   i32.const 245
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5651,7 +5757,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 243
+   i32.const 250
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5663,7 +5769,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 244
+   i32.const 251
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5675,7 +5781,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 245
+   i32.const 252
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5685,7 +5791,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 246
+   i32.const 253
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5695,7 +5801,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 247
+   i32.const 254
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5705,7 +5811,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 248
+   i32.const 255
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5717,7 +5823,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 249
+   i32.const 256
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5729,16 +5835,16 @@
   local.get $1
   i32.store offset=4
   global.get $~lib/memory/__stack_pointer
-  i32.const 3536
+  i32.const 3776
   i32.store offset=8
   local.get $1
-  i32.const 3536
+  i32.const 3776
   call $~lib/string/String.__eq
   i32.eqz
   if
    i32.const 0
    i32.const 1056
-   i32.const 251
+   i32.const 258
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5750,16 +5856,16 @@
   local.get $0
   i32.store offset=4
   global.get $~lib/memory/__stack_pointer
-  i32.const 3616
+  i32.const 3856
   i32.store offset=8
   local.get $0
-  i32.const 3616
+  i32.const 3856
   call $~lib/string/String.__eq
   i32.eqz
   if
    i32.const 0
    i32.const 1056
-   i32.const 252
+   i32.const 259
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -6117,7 +6223,7 @@
   i32.ge_u
   if
    i32.const 1392
-   i32.const 2784
+   i32.const 3024
    i32.const 92
    i32.const 42
    call $~lib/builtins/abort
@@ -6136,8 +6242,8 @@
   local.get $0
   i32.eqz
   if
-   i32.const 2832
-   i32.const 2784
+   i32.const 3072
+   i32.const 3024
    i32.const 96
    i32.const 40
    call $~lib/builtins/abort
diff --git a/tests/compiler/std/date.ts b/tests/compiler/std/date.ts
index bd58321132..be3e832eef 100644
--- a/tests/compiler/std/date.ts
+++ b/tests/compiler/std/date.ts
@@ -174,7 +174,14 @@
 
 // Date#toISOString ////////////////////////////////////////////////////////////////////////////////
 {
-  let date = new Date(1231231231020);
+  let date = new Date(-62167219200000);
+  assert(date.toISOString() == "0000-01-01T00:00:00.000Z");
+  date = new Date(-62167219200000 - 1);
+  assert(date.toISOString() == "-000001-12-31T23:59:59.999Z");
+  date = new Date(-62127219200000);
+  trace(date.toISOString());
+  assert(date.toISOString() == "0001-04-07T23:06:40.000Z");
+  date = new Date(1231231231020);
   assert(date.toISOString() == "2009-01-06T08:40:31.020Z");
   date = new Date(1231231231456);
   assert(date.toISOString() == "2009-01-06T08:40:31.456Z");
diff --git a/tests/compiler/std/date.untouched.wat b/tests/compiler/std/date.untouched.wat
index e595c386a8..69c77932d4 100644
--- a/tests/compiler/std/date.untouched.wat
+++ b/tests/compiler/std/date.untouched.wat
@@ -7,6 +7,7 @@
  (type $i32_i32_i32_=>_i32 (func (param i32 i32 i32) (result i32)))
  (type $none_=>_none (func))
  (type $i32_i32_i32_i32_=>_none (func (param i32 i32 i32 i32)))
+ (type $i32_i32_f64_f64_f64_f64_f64_=>_none (func (param i32 i32 f64 f64 f64 f64 f64)))
  (type $i32_i64_=>_none (func (param i32 i64)))
  (type $i32_i64_i32_=>_none (func (param i32 i64 i32)))
  (type $i32_i64_i32_i32_=>_none (func (param i32 i64 i32 i32)))
@@ -19,6 +20,7 @@
  (type $i32_i32_i32_i32_i32_i32_i32_=>_i64 (func (param i32 i32 i32 i32 i32 i32 i32) (result i64)))
  (type $i32_i64_=>_i64 (func (param i32 i64) (result i64)))
  (import "env" "abort" (func $~lib/builtins/abort (param i32 i32 i32 i32)))
+ (import "env" "trace" (func $~lib/builtins/trace (param i32 i32 f64 f64 f64 f64 f64)))
  (memory $0 1)
  (data (i32.const 12) ",\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\16\00\00\00s\00t\00d\00/\00d\00a\00t\00e\00.\00t\00s\00\00\00\00\00\00\00")
  (data (i32.const 60) ",\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\18\00\00\00I\00n\00v\00a\00l\00i\00d\00 \00D\00a\00t\00e\00\00\00\00\00")
@@ -45,28 +47,31 @@
  (data (i32.const 2524) "\1c\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\02\00\00\00:\00\00\00\00\00\00\00\00\00\00\00")
  (data (i32.const 2556) "\1c\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\02\00\00\00.\00\00\00\00\00\00\00\00\00\00\00")
  (data (i32.const 2588) "\1c\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\02\00\00\00Z\00\00\00\00\00\00\00\00\00\00\00")
- (data (i32.const 2620) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\000\00\00\002\000\000\009\00-\000\001\00-\000\006\00T\000\008\00:\004\000\00:\003\001\00.\000\002\000\00Z\00\00\00\00\00\00\00\00\00\00\00\00\00")
- (data (i32.const 2700) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\000\00\00\002\000\000\009\00-\000\001\00-\000\006\00T\000\008\00:\004\000\00:\003\001\00.\004\005\006\00Z\00\00\00\00\00\00\00\00\00\00\00\00\00")
- (data (i32.const 2780) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\006\00\00\00+\000\001\002\001\008\004\00-\000\004\00-\000\008\00T\001\003\00:\000\007\00:\001\001\00.\000\002\000\00Z\00\00\00\00\00\00\00")
- (data (i32.const 2860) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\000\00\00\009\009\009\009\00-\001\002\00-\003\001\00T\002\003\00:\005\009\00:\005\009\00.\009\009\009\00Z\00\00\00\00\00\00\00\00\00\00\00\00\00")
- (data (i32.const 2940) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\006\00\00\00+\000\001\000\000\000\000\00-\000\001\00-\000\001\00T\000\000\00:\000\000\00:\000\000\00.\000\000\000\00Z\00\00\00\00\00\00\00")
- (data (i32.const 3020) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\006\00\00\00-\000\000\000\000\002\002\00-\000\006\00-\001\006\00T\001\007\00:\001\003\00:\005\000\00.\007\007\004\00Z\00\00\00\00\00\00\00")
- (data (i32.const 3100) ",\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\14\00\00\001\009\007\006\00-\000\002\00-\000\002\00\00\00\00\00\00\00\00\00")
- (data (i32.const 3148) ",\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\1c\00\00\00I\00n\00v\00a\00l\00i\00d\00 \00l\00e\00n\00g\00t\00h\00")
- (data (i32.const 3196) ",\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\1a\00\00\00~\00l\00i\00b\00/\00a\00r\00r\00a\00y\00.\00t\00s\00\00\00")
- (data (i32.const 3244) "|\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00^\00\00\00E\00l\00e\00m\00e\00n\00t\00 \00t\00y\00p\00e\00 \00m\00u\00s\00t\00 \00b\00e\00 \00n\00u\00l\00l\00a\00b\00l\00e\00 \00i\00f\00 \00a\00r\00r\00a\00y\00 \00i\00s\00 \00h\00o\00l\00e\00y\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00")
- (data (i32.const 3372) ",\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\10\00\00\001\009\007\006\00-\002\00-\002\00\00\00\00\00\00\00\00\00\00\00\00\00")
- (data (i32.const 3420) ",\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\14\00\00\002\003\004\005\00-\001\001\00-\000\004\00\00\00\00\00\00\00\00\00")
- (data (i32.const 3468) ",\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\14\00\00\001\009\007\006\00-\000\004\00-\000\002\00\00\00\00\00\00\00\00\00")
- (data (i32.const 3516) ",\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\10\00\00\007\006\00-\000\004\00-\000\002\00\00\00\00\00\00\00\00\00\00\00\00\00")
- (data (i32.const 3564) "<\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00&\00\00\001\009\007\006\00-\000\002\00-\000\002\00T\001\002\00:\003\004\00:\005\006\00\00\00\00\00\00\00")
- (data (i32.const 3628) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00.\00\00\001\009\007\006\00-\000\002\00-\000\002\00T\001\002\00:\003\004\00:\005\006\00.\004\005\006\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00")
- (data (i32.const 3708) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\000\00\00\001\009\007\006\00-\000\002\00-\000\002\00T\001\002\00:\003\004\00:\005\006\00.\004\005\006\00Z\00\00\00\00\00\00\00\00\00\00\00\00\00")
- (data (i32.const 3788) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\006\00\00\00-\002\007\001\008\002\001\00-\000\004\00-\002\000\00T\000\000\00:\000\000\00:\000\000\00.\000\000\000\00Z\00\00\00\00\00\00\00")
- (data (i32.const 3868) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\006\00\00\00+\002\007\005\007\006\000\00-\000\009\00-\001\003\00T\000\000\00:\000\000\00:\000\000\00.\000\000\000\00Z\00\00\00\00\00\00\00")
- (data (i32.const 3948) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\006\00\00\00+\002\007\005\007\006\000\00-\000\009\00-\001\002\00T\002\003\00:\005\009\00:\005\009\00.\009\009\009\00Z\00\00\00\00\00\00\00")
- (data (i32.const 4028) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\006\00\00\00-\002\007\001\008\002\001\00-\000\004\00-\002\000\00T\000\000\00:\000\000\00:\000\000\00.\000\000\001\00Z\00\00\00\00\00\00\00")
- (data (i32.const 4112) "\06\00\00\00 \00\00\00\00\00\00\00 \00\00\00\00\00\00\00\00\00\00\00\00\00\00\00 \00\00\00\00\00\00\00\02A\00\00\00\00\00\00\02\t\00\00\00\00\00\00")
+ (data (i32.const 2620) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\000\00\00\000\000\000\000\00-\000\001\00-\000\001\00T\000\000\00:\000\000\00:\000\000\00.\000\000\000\00Z\00\00\00\00\00\00\00\00\00\00\00\00\00")
+ (data (i32.const 2700) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\006\00\00\00-\000\000\000\000\000\001\00-\001\002\00-\003\001\00T\002\003\00:\005\009\00:\005\009\00.\009\009\009\00Z\00\00\00\00\00\00\00")
+ (data (i32.const 2780) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\000\00\00\000\000\000\001\00-\000\004\00-\000\007\00T\002\003\00:\000\006\00:\004\000\00.\000\000\000\00Z\00\00\00\00\00\00\00\00\00\00\00\00\00")
+ (data (i32.const 2860) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\000\00\00\002\000\000\009\00-\000\001\00-\000\006\00T\000\008\00:\004\000\00:\003\001\00.\000\002\000\00Z\00\00\00\00\00\00\00\00\00\00\00\00\00")
+ (data (i32.const 2940) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\000\00\00\002\000\000\009\00-\000\001\00-\000\006\00T\000\008\00:\004\000\00:\003\001\00.\004\005\006\00Z\00\00\00\00\00\00\00\00\00\00\00\00\00")
+ (data (i32.const 3020) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\006\00\00\00+\000\001\002\001\008\004\00-\000\004\00-\000\008\00T\001\003\00:\000\007\00:\001\001\00.\000\002\000\00Z\00\00\00\00\00\00\00")
+ (data (i32.const 3100) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\000\00\00\009\009\009\009\00-\001\002\00-\003\001\00T\002\003\00:\005\009\00:\005\009\00.\009\009\009\00Z\00\00\00\00\00\00\00\00\00\00\00\00\00")
+ (data (i32.const 3180) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\006\00\00\00+\000\001\000\000\000\000\00-\000\001\00-\000\001\00T\000\000\00:\000\000\00:\000\000\00.\000\000\000\00Z\00\00\00\00\00\00\00")
+ (data (i32.const 3260) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\006\00\00\00-\000\000\000\000\002\002\00-\000\006\00-\001\006\00T\001\007\00:\001\003\00:\005\000\00.\007\007\004\00Z\00\00\00\00\00\00\00")
+ (data (i32.const 3340) ",\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\14\00\00\001\009\007\006\00-\000\002\00-\000\002\00\00\00\00\00\00\00\00\00")
+ (data (i32.const 3388) ",\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\1c\00\00\00I\00n\00v\00a\00l\00i\00d\00 \00l\00e\00n\00g\00t\00h\00")
+ (data (i32.const 3436) ",\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\1a\00\00\00~\00l\00i\00b\00/\00a\00r\00r\00a\00y\00.\00t\00s\00\00\00")
+ (data (i32.const 3484) "|\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00^\00\00\00E\00l\00e\00m\00e\00n\00t\00 \00t\00y\00p\00e\00 \00m\00u\00s\00t\00 \00b\00e\00 \00n\00u\00l\00l\00a\00b\00l\00e\00 \00i\00f\00 \00a\00r\00r\00a\00y\00 \00i\00s\00 \00h\00o\00l\00e\00y\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00")
+ (data (i32.const 3612) ",\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\10\00\00\001\009\007\006\00-\002\00-\002\00\00\00\00\00\00\00\00\00\00\00\00\00")
+ (data (i32.const 3660) ",\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\14\00\00\002\003\004\005\00-\001\001\00-\000\004\00\00\00\00\00\00\00\00\00")
+ (data (i32.const 3708) ",\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\14\00\00\001\009\007\006\00-\000\004\00-\000\002\00\00\00\00\00\00\00\00\00")
+ (data (i32.const 3756) ",\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\10\00\00\007\006\00-\000\004\00-\000\002\00\00\00\00\00\00\00\00\00\00\00\00\00")
+ (data (i32.const 3804) "<\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00&\00\00\001\009\007\006\00-\000\002\00-\000\002\00T\001\002\00:\003\004\00:\005\006\00\00\00\00\00\00\00")
+ (data (i32.const 3868) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00.\00\00\001\009\007\006\00-\000\002\00-\000\002\00T\001\002\00:\003\004\00:\005\006\00.\004\005\006\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00")
+ (data (i32.const 3948) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\000\00\00\001\009\007\006\00-\000\002\00-\000\002\00T\001\002\00:\003\004\00:\005\006\00.\004\005\006\00Z\00\00\00\00\00\00\00\00\00\00\00\00\00")
+ (data (i32.const 4028) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\006\00\00\00-\002\007\001\008\002\001\00-\000\004\00-\002\000\00T\000\000\00:\000\000\00:\000\000\00.\000\000\000\00Z\00\00\00\00\00\00\00")
+ (data (i32.const 4108) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\006\00\00\00+\002\007\005\007\006\000\00-\000\009\00-\001\003\00T\000\000\00:\000\000\00:\000\000\00.\000\000\000\00Z\00\00\00\00\00\00\00")
+ (data (i32.const 4188) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\006\00\00\00+\002\007\005\007\006\000\00-\000\009\00-\001\002\00T\002\003\00:\005\009\00:\005\009\00.\009\009\009\00Z\00\00\00\00\00\00\00")
+ (data (i32.const 4268) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\006\00\00\00-\002\007\001\008\002\001\00-\000\004\00-\002\000\00T\000\000\00:\000\000\00:\000\000\00.\000\000\001\00Z\00\00\00\00\00\00\00")
+ (data (i32.const 4352) "\06\00\00\00 \00\00\00\00\00\00\00 \00\00\00\00\00\00\00\00\00\00\00\00\00\00\00 \00\00\00\00\00\00\00\02A\00\00\00\00\00\00\02\t\00\00\00\00\00\00")
  (table $0 1 funcref)
  (global $~lib/date/_day (mut i32) (i32.const 0))
  (global $~lib/date/_month (mut i32) (i32.const 0))
@@ -83,10 +88,10 @@
  (global $~lib/ASC_LOW_MEMORY_LIMIT i32 (i32.const 0))
  (global $~lib/ASC_SHRINK_LEVEL i32 (i32.const 0))
  (global $~lib/builtins/i32.MAX_VALUE i32 (i32.const 2147483647))
- (global $~lib/rt/__rtti_base i32 (i32.const 4112))
- (global $~lib/memory/__data_end i32 (i32.const 4164))
- (global $~lib/memory/__stack_pointer (mut i32) (i32.const 20548))
- (global $~lib/memory/__heap_base i32 (i32.const 20548))
+ (global $~lib/rt/__rtti_base i32 (i32.const 4352))
+ (global $~lib/memory/__data_end i32 (i32.const 4404))
+ (global $~lib/memory/__stack_pointer (mut i32) (i32.const 20788))
+ (global $~lib/memory/__heap_base i32 (i32.const 20788))
  (global $~started (mut i32) (i32.const 0))
  (export "memory" (memory $0))
  (export "_start" (func $~start))
@@ -5355,8 +5360,8 @@
    i32.shr_u
    i32.gt_u
    if
-    i32.const 3168
-    i32.const 3216
+    i32.const 3408
+    i32.const 3456
     i32.const 14
     i32.const 48
     call $~lib/builtins/abort
@@ -5838,10 +5843,10 @@
   i32.const 576
   local.get $0
   call $~lib/rt/itcms/__visit
-  i32.const 3168
+  i32.const 3408
   local.get $0
   call $~lib/rt/itcms/__visit
-  i32.const 3264
+  i32.const 3504
   local.get $0
   call $~lib/rt/itcms/__visit
   i32.const 176
@@ -5982,8 +5987,8 @@
   global.get $~lib/memory/__data_end
   i32.lt_s
   if
-   i32.const 20576
-   i32.const 20624
+   i32.const 20816
+   i32.const 20864
    i32.const 1
    i32.const 1
    call $~lib/builtins/abort
@@ -6059,18 +6064,18 @@
   local.tee $3
   i32.store
   local.get $0
-  i64.load offset=16
-  i64.const 0
-  i64.lt_s
+  i32.load
+  i32.const 0
+  i32.lt_s
   local.set $4
   local.get $4
   if (result i32)
    i32.const 1
   else
-   local.get $3
-   call $~lib/string/String#get:length
-   i32.const 4
-   i32.gt_s
+   local.get $0
+   i32.load
+   i32.const 10000
+   i32.ge_s
   end
   if
    global.get $~lib/memory/__stack_pointer
@@ -6102,6 +6107,19 @@
    call $~lib/string/String.__concat
    local.tee $3
    i32.store
+  else
+   global.get $~lib/memory/__stack_pointer
+   local.get $3
+   i32.const 4
+   i32.const 832
+   local.set $5
+   global.get $~lib/memory/__stack_pointer
+   local.get $5
+   i32.store offset=16
+   local.get $5
+   call $~lib/string/String#padStart
+   local.tee $3
+   i32.store
   end
   local.get $3
   i32.const 2416
@@ -8034,7 +8052,7 @@
   end
   global.get $~lib/memory/__stack_pointer
   i32.const 0
-  i64.const 1231231231020
+  i64.const -62167219200000
   call $~lib/date/Date#constructor
   local.tee $1
   i32.store
@@ -8063,7 +8081,9 @@
   end
   global.get $~lib/memory/__stack_pointer
   i32.const 0
-  i64.const 1231231231456
+  i64.const -62167219200000
+  i64.const 1
+  i64.sub
   call $~lib/date/Date#constructor
   local.tee $1
   i32.store
@@ -8092,7 +8112,7 @@
   end
   global.get $~lib/memory/__stack_pointer
   i32.const 0
-  i64.const 322331231231020
+  i64.const -62127219200000
   call $~lib/date/Date#constructor
   local.tee $1
   i32.store
@@ -8103,6 +8123,20 @@
   local.get $8
   i32.store offset=4
   local.get $8
+  i32.const 0
+  f64.const 0
+  f64.const 0
+  f64.const 0
+  f64.const 0
+  f64.const 0
+  call $~lib/builtins/trace
+  local.get $1
+  call $~lib/date/Date#toISOString
+  local.set $8
+  global.get $~lib/memory/__stack_pointer
+  local.get $8
+  i32.store offset=4
+  local.get $8
   i32.const 2800
   local.set $8
   global.get $~lib/memory/__stack_pointer
@@ -8114,14 +8148,14 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 182
+   i32.const 183
    i32.const 3
    call $~lib/builtins/abort
    unreachable
   end
   global.get $~lib/memory/__stack_pointer
   i32.const 0
-  i64.const 253402300799999
+  i64.const 1231231231020
   call $~lib/date/Date#constructor
   local.tee $1
   i32.store
@@ -8143,14 +8177,14 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 184
+   i32.const 185
    i32.const 3
    call $~lib/builtins/abort
    unreachable
   end
   global.get $~lib/memory/__stack_pointer
   i32.const 0
-  i64.const 253402300800000
+  i64.const 1231231231456
   call $~lib/date/Date#constructor
   local.tee $1
   i32.store
@@ -8172,14 +8206,14 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 186
+   i32.const 187
    i32.const 3
    call $~lib/builtins/abort
    unreachable
   end
   global.get $~lib/memory/__stack_pointer
   i32.const 0
-  i64.const -62847038769226
+  i64.const 322331231231020
   call $~lib/date/Date#constructor
   local.tee $1
   i32.store
@@ -8201,16 +8235,103 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 188
+   i32.const 189
    i32.const 3
    call $~lib/builtins/abort
    unreachable
   end
   global.get $~lib/memory/__stack_pointer
+  i32.const 0
+  i64.const 253402300799999
+  call $~lib/date/Date#constructor
+  local.tee $1
+  i32.store
+  local.get $1
+  call $~lib/date/Date#toISOString
+  local.set $8
+  global.get $~lib/memory/__stack_pointer
+  local.get $8
+  i32.store offset=4
+  local.get $8
   i32.const 3120
   local.set $8
   global.get $~lib/memory/__stack_pointer
   local.get $8
+  i32.store offset=8
+  local.get $8
+  call $~lib/string/String.__eq
+  i32.eqz
+  if
+   i32.const 0
+   i32.const 32
+   i32.const 191
+   i32.const 3
+   call $~lib/builtins/abort
+   unreachable
+  end
+  global.get $~lib/memory/__stack_pointer
+  i32.const 0
+  i64.const 253402300800000
+  call $~lib/date/Date#constructor
+  local.tee $1
+  i32.store
+  local.get $1
+  call $~lib/date/Date#toISOString
+  local.set $8
+  global.get $~lib/memory/__stack_pointer
+  local.get $8
+  i32.store offset=4
+  local.get $8
+  i32.const 3200
+  local.set $8
+  global.get $~lib/memory/__stack_pointer
+  local.get $8
+  i32.store offset=8
+  local.get $8
+  call $~lib/string/String.__eq
+  i32.eqz
+  if
+   i32.const 0
+   i32.const 32
+   i32.const 193
+   i32.const 3
+   call $~lib/builtins/abort
+   unreachable
+  end
+  global.get $~lib/memory/__stack_pointer
+  i32.const 0
+  i64.const -62847038769226
+  call $~lib/date/Date#constructor
+  local.tee $1
+  i32.store
+  local.get $1
+  call $~lib/date/Date#toISOString
+  local.set $8
+  global.get $~lib/memory/__stack_pointer
+  local.get $8
+  i32.store offset=4
+  local.get $8
+  i32.const 3280
+  local.set $8
+  global.get $~lib/memory/__stack_pointer
+  local.get $8
+  i32.store offset=8
+  local.get $8
+  call $~lib/string/String.__eq
+  i32.eqz
+  if
+   i32.const 0
+   i32.const 32
+   i32.const 195
+   i32.const 3
+   call $~lib/builtins/abort
+   unreachable
+  end
+  global.get $~lib/memory/__stack_pointer
+  i32.const 3360
+  local.set $8
+  global.get $~lib/memory/__stack_pointer
+  local.get $8
   i32.store offset=4
   local.get $8
   call $~lib/date/Date.fromString
@@ -8224,13 +8345,13 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 195
+   i32.const 202
    i32.const 3
    call $~lib/builtins/abort
    unreachable
   end
   global.get $~lib/memory/__stack_pointer
-  i32.const 3392
+  i32.const 3632
   local.set $8
   global.get $~lib/memory/__stack_pointer
   local.get $8
@@ -8247,13 +8368,13 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 197
+   i32.const 204
    i32.const 3
    call $~lib/builtins/abort
    unreachable
   end
   global.get $~lib/memory/__stack_pointer
-  i32.const 3440
+  i32.const 3680
   local.set $8
   global.get $~lib/memory/__stack_pointer
   local.get $8
@@ -8270,12 +8391,12 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 199
+   i32.const 206
    i32.const 3
    call $~lib/builtins/abort
    unreachable
   end
-  i32.const 3488
+  i32.const 3728
   local.set $8
   global.get $~lib/memory/__stack_pointer
   local.get $8
@@ -8288,7 +8409,7 @@
   i32.store offset=4
   local.get $8
   call $~lib/date/Date#getTime
-  i32.const 3536
+  i32.const 3776
   local.set $8
   global.get $~lib/memory/__stack_pointer
   local.get $8
@@ -8306,13 +8427,13 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 202
+   i32.const 209
    i32.const 3
    call $~lib/builtins/abort
    unreachable
   end
   global.get $~lib/memory/__stack_pointer
-  i32.const 3584
+  i32.const 3824
   local.set $8
   global.get $~lib/memory/__stack_pointer
   local.get $8
@@ -8329,13 +8450,13 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 209
+   i32.const 216
    i32.const 3
    call $~lib/builtins/abort
    unreachable
   end
   global.get $~lib/memory/__stack_pointer
-  i32.const 3648
+  i32.const 3888
   local.set $8
   global.get $~lib/memory/__stack_pointer
   local.get $8
@@ -8352,13 +8473,13 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 213
+   i32.const 220
    i32.const 3
    call $~lib/builtins/abort
    unreachable
   end
   global.get $~lib/memory/__stack_pointer
-  i32.const 3728
+  i32.const 3968
   local.set $8
   global.get $~lib/memory/__stack_pointer
   local.get $8
@@ -8375,7 +8496,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 217
+   i32.const 224
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8400,7 +8521,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 225
+   i32.const 232
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8413,7 +8534,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 226
+   i32.const 233
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8426,7 +8547,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 228
+   i32.const 235
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8439,7 +8560,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 229
+   i32.const 236
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8452,7 +8573,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 231
+   i32.const 238
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8465,7 +8586,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 232
+   i32.const 239
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8478,7 +8599,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 234
+   i32.const 241
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8491,7 +8612,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 235
+   i32.const 242
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8503,7 +8624,7 @@
   local.get $8
   i32.store offset=4
   local.get $8
-  i32.const 3808
+  i32.const 4048
   local.set $8
   global.get $~lib/memory/__stack_pointer
   local.get $8
@@ -8514,7 +8635,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 237
+   i32.const 244
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8526,7 +8647,7 @@
   local.get $8
   i32.store offset=4
   local.get $8
-  i32.const 3888
+  i32.const 4128
   local.set $8
   global.get $~lib/memory/__stack_pointer
   local.get $8
@@ -8537,7 +8658,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 238
+   i32.const 245
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8566,7 +8687,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 243
+   i32.const 250
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8579,7 +8700,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 244
+   i32.const 251
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8592,7 +8713,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 245
+   i32.const 252
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8605,7 +8726,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 246
+   i32.const 253
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8618,7 +8739,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 247
+   i32.const 254
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8631,7 +8752,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 248
+   i32.const 255
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8644,7 +8765,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 249
+   i32.const 256
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8656,7 +8777,7 @@
   local.get $8
   i32.store offset=4
   local.get $8
-  i32.const 3968
+  i32.const 4208
   local.set $8
   global.get $~lib/memory/__stack_pointer
   local.get $8
@@ -8667,7 +8788,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 251
+   i32.const 258
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8679,7 +8800,7 @@
   local.get $8
   i32.store offset=4
   local.get $8
-  i32.const 4048
+  i32.const 4288
   local.set $8
   global.get $~lib/memory/__stack_pointer
   local.get $8
@@ -8690,7 +8811,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 252
+   i32.const 259
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -9335,7 +9456,7 @@
   i32.ge_u
   if
    i32.const 368
-   i32.const 3216
+   i32.const 3456
    i32.const 92
    i32.const 42
    call $~lib/builtins/abort
@@ -9359,8 +9480,8 @@
   local.get $2
   i32.eqz
   if
-   i32.const 3264
-   i32.const 3216
+   i32.const 3504
+   i32.const 3456
    i32.const 96
    i32.const 40
    call $~lib/builtins/abort

From 5a91cfed6d2cf1fff2fc5344623886f902cd59d4 Mon Sep 17 00:00:00 2001
From: MaxGraey <maxgraey@gmail.com>
Date: Thu, 15 Apr 2021 11:02:58 +0300
Subject: [PATCH 18/47] fix guard check

---
 std/assembly/date.ts                  | 19 +++++++++----------
 tests/compiler/std/date.optimized.wat | 25 +++++++++++--------------
 tests/compiler/std/date.untouched.wat | 21 ++++++++++-----------
 3 files changed, 30 insertions(+), 35 deletions(-)

diff --git a/std/assembly/date.ts b/std/assembly/date.ts
index d5c1b67e31..329e61cac4 100644
--- a/std/assembly/date.ts
+++ b/std/assembly/date.ts
@@ -74,9 +74,8 @@ export class Date {
   constructor(private epochMillis: i64) {
     // this differs from JavaScript which prefer return NaN or "Invalid Date" string
     // instead throwing exception.
-    if (invalidDate(epochMillis)) {
-      throw new RangeError(E_INVALIDDATE);
-    }
+    if (invalidDate(epochMillis)) throw new RangeError(E_INVALIDDATE);
+
     this.year = ymdFromEpochDays(i32(floorDiv(epochMillis, MILLIS_PER_DAY)));
     this.month = _month;
     this.day = _day;
@@ -86,15 +85,15 @@ export class Date {
     return this.epochMillis;
   }
 
-  setTime(value: i64): i64 {
-    if (invalidDate(this.epochMillis)) {
-      throw new RangeError(E_INVALIDDATE);
-    }
-    this.epochMillis = value;
-    this.year = ymdFromEpochDays(i32(floorDiv(value, MILLIS_PER_DAY)));
+  setTime(time: i64): i64 {
+    if (invalidDate(time)) throw new RangeError(E_INVALIDDATE);
+
+    this.epochMillis = time;
+    this.year = ymdFromEpochDays(i32(floorDiv(time, MILLIS_PER_DAY)));
     this.month = _month;
     this.day = _day;
-    return value;
+
+    return time;
   }
 
   getUTCFullYear(): i32 {
diff --git a/tests/compiler/std/date.optimized.wat b/tests/compiler/std/date.optimized.wat
index d626b34eb9..4629ad6d54 100644
--- a/tests/compiler/std/date.optimized.wat
+++ b/tests/compiler/std/date.optimized.wat
@@ -1994,22 +1994,19 @@
   local.get $1
  )
  (func $~lib/date/Date#setTime (param $0 i32) (param $1 i64)
-  (local $2 i64)
   i32.const 1
-  local.get $0
-  i64.load offset=16
-  local.tee $2
+  local.get $1
   i64.const 8640000000000000
   i64.gt_s
-  local.get $2
+  local.get $1
   i64.const -8640000000000000
   i64.lt_s
   select
   if
    i32.const 1104
    i32.const 1152
-   i32.const 91
-   i32.const 7
+   i32.const 89
+   i32.const 28
    call $~lib/builtins/abort
    unreachable
   end
@@ -2147,7 +2144,7 @@
   if
    i32.const 1600
    i32.const 1152
-   i32.const 133
+   i32.const 132
    i32.const 38
    call $~lib/builtins/abort
    unreachable
@@ -2177,7 +2174,7 @@
   if
    i32.const 1600
    i32.const 1152
-   i32.const 138
+   i32.const 137
    i32.const 38
    call $~lib/builtins/abort
    unreachable
@@ -2207,7 +2204,7 @@
   if
    i32.const 1600
    i32.const 1152
-   i32.const 143
+   i32.const 142
    i32.const 34
    call $~lib/builtins/abort
    unreachable
@@ -2281,7 +2278,7 @@
   if
    i32.const 1600
    i32.const 1152
-   i32.const 151
+   i32.const 150
    i32.const 52
    call $~lib/builtins/abort
    unreachable
@@ -2333,7 +2330,7 @@
   if
    i32.const 1600
    i32.const 1152
-   i32.const 158
+   i32.const 157
    i32.const 34
    call $~lib/builtins/abort
    unreachable
@@ -5914,8 +5911,8 @@
   if
    i32.const 1104
    i32.const 1152
-   i32.const 78
-   i32.const 7
+   i32.const 77
+   i32.const 35
    call $~lib/builtins/abort
    unreachable
   end
diff --git a/tests/compiler/std/date.untouched.wat b/tests/compiler/std/date.untouched.wat
index 69c77932d4..83519f8fc8 100644
--- a/tests/compiler/std/date.untouched.wat
+++ b/tests/compiler/std/date.untouched.wat
@@ -2666,8 +2666,7 @@
  (func $~lib/date/Date#setTime (param $0 i32) (param $1 i64) (result i64)
   (local $2 i64)
   (local $3 i64)
-  local.get $0
-  i64.load offset=16
+  local.get $1
   local.set $2
   local.get $2
   i64.const -8640000000000000
@@ -2682,8 +2681,8 @@
   if
    i32.const 80
    i32.const 128
-   i32.const 91
-   i32.const 7
+   i32.const 89
+   i32.const 28
    call $~lib/builtins/abort
    unreachable
   end
@@ -2908,7 +2907,7 @@
   if
    i32.const 576
    i32.const 128
-   i32.const 133
+   i32.const 132
    i32.const 38
    call $~lib/builtins/abort
    unreachable
@@ -2941,7 +2940,7 @@
   if
    i32.const 576
    i32.const 128
-   i32.const 138
+   i32.const 137
    i32.const 38
    call $~lib/builtins/abort
    unreachable
@@ -2974,7 +2973,7 @@
   if
    i32.const 576
    i32.const 128
-   i32.const 143
+   i32.const 142
    i32.const 34
    call $~lib/builtins/abort
    unreachable
@@ -3076,7 +3075,7 @@
   if
    i32.const 576
    i32.const 128
-   i32.const 151
+   i32.const 150
    i32.const 52
    call $~lib/builtins/abort
    unreachable
@@ -3149,7 +3148,7 @@
   if
    i32.const 576
    i32.const 128
-   i32.const 158
+   i32.const 157
    i32.const 34
    call $~lib/builtins/abort
    unreachable
@@ -8870,8 +8869,8 @@
   if
    i32.const 80
    i32.const 128
-   i32.const 78
-   i32.const 7
+   i32.const 77
+   i32.const 35
    call $~lib/builtins/abort
    unreachable
   end

From 2f2a0f4d0362af14fd3027c90a24bddba0e411d1 Mon Sep 17 00:00:00 2001
From: MaxGraey <maxgraey@gmail.com>
Date: Thu, 15 Apr 2021 11:10:19 +0300
Subject: [PATCH 19/47] minor opt toISOString

---
 std/assembly/date.ts                  |  11 +-
 tests/compiler/std/date.optimized.wat | 139 ++++-----
 tests/compiler/std/date.untouched.wat | 389 +++++++++++++-------------
 3 files changed, 277 insertions(+), 262 deletions(-)

diff --git a/std/assembly/date.ts b/std/assembly/date.ts
index 329e61cac4..24a9caaef7 100644
--- a/std/assembly/date.ts
+++ b/std/assembly/date.ts
@@ -166,12 +166,13 @@ export class Date {
   }
 
   toISOString(): string {
-    var yearStr = abs(this.year).toString();
-    var isNeg = this.year < 0;
-    if (isNeg || this.year >= 10000) {
-      yearStr = (isNeg ? "-" : "+") + yearStr.padStart(6, "0");
+    var yearStr: string;
+    var year = this.year;
+    var isNeg = year < 0;
+    if (isNeg || year >= 10000) {
+      yearStr = (isNeg ? "-" : "+") + abs(year).toString().padStart(6, "0");
     } else {
-      yearStr = yearStr.padStart(4, "0");
+      yearStr = year.toString().padStart(4, "0");
     }
 
     return (
diff --git a/tests/compiler/std/date.optimized.wat b/tests/compiler/std/date.optimized.wat
index 4629ad6d54..f7929e1e8e 100644
--- a/tests/compiler/std/date.optimized.wat
+++ b/tests/compiler/std/date.optimized.wat
@@ -34,18 +34,18 @@
  (data (i32.const 1528) "\01\00\00\00\1e\00\00\00~\00l\00i\00b\00/\00r\00t\00/\00t\00l\00s\00f\00.\00t\00s")
  (data (i32.const 1580) "<")
  (data (i32.const 1592) "\01\00\00\00$\00\00\00V\00a\00l\00u\00e\00 \00o\00u\00t\00 \00o\00f\00 \00r\00a\00n\00g\00e")
- (data (i32.const 1644) "|")
- (data (i32.const 1656) "\01\00\00\00d\00\00\00t\00o\00S\00t\00r\00i\00n\00g\00(\00)\00 \00r\00a\00d\00i\00x\00 \00a\00r\00g\00u\00m\00e\00n\00t\00 \00m\00u\00s\00t\00 \00b\00e\00 \00b\00e\00t\00w\00e\00e\00n\00 \002\00 \00a\00n\00d\00 \003\006")
- (data (i32.const 1772) "<")
- (data (i32.const 1784) "\01\00\00\00&\00\00\00~\00l\00i\00b\00/\00u\00t\00i\00l\00/\00n\00u\00m\00b\00e\00r\00.\00t\00s")
- (data (i32.const 1836) "\1c")
- (data (i32.const 1848) "\01\00\00\00\02\00\00\000")
- (data (i32.const 1868) "\\")
- (data (i32.const 1880) "\01\00\00\00H\00\00\000\001\002\003\004\005\006\007\008\009\00a\00b\00c\00d\00e\00f\00g\00h\00i\00j\00k\00l\00m\00n\00o\00p\00q\00r\00s\00t\00u\00v\00w\00x\00y\00z")
- (data (i32.const 1964) "\1c")
- (data (i32.const 1976) "\01\00\00\00\02\00\00\00-")
- (data (i32.const 1996) "\1c")
- (data (i32.const 2008) "\01\00\00\00\02\00\00\00+")
+ (data (i32.const 1644) "\1c")
+ (data (i32.const 1656) "\01\00\00\00\02\00\00\00-")
+ (data (i32.const 1676) "\1c")
+ (data (i32.const 1688) "\01\00\00\00\02\00\00\00+")
+ (data (i32.const 1708) "|")
+ (data (i32.const 1720) "\01\00\00\00d\00\00\00t\00o\00S\00t\00r\00i\00n\00g\00(\00)\00 \00r\00a\00d\00i\00x\00 \00a\00r\00g\00u\00m\00e\00n\00t\00 \00m\00u\00s\00t\00 \00b\00e\00 \00b\00e\00t\00w\00e\00e\00n\00 \002\00 \00a\00n\00d\00 \003\006")
+ (data (i32.const 1836) "<")
+ (data (i32.const 1848) "\01\00\00\00&\00\00\00~\00l\00i\00b\00/\00u\00t\00i\00l\00/\00n\00u\00m\00b\00e\00r\00.\00t\00s")
+ (data (i32.const 1900) "\1c")
+ (data (i32.const 1912) "\01\00\00\00\02\00\00\000")
+ (data (i32.const 1932) "\\")
+ (data (i32.const 1944) "\01\00\00\00H\00\00\000\001\002\003\004\005\006\007\008\009\00a\00b\00c\00d\00e\00f\00g\00h\00i\00j\00k\00l\00m\00n\00o\00p\00q\00r\00s\00t\00u\00v\00w\00x\00y\00z")
  (data (i32.const 2028) "\1c")
  (data (i32.const 2040) "\01")
  (data (i32.const 2060) "\1c")
@@ -334,7 +334,7 @@
   call $~lib/rt/itcms/__visit
   i32.const 1104
   call $~lib/rt/itcms/__visit
-  i32.const 1888
+  i32.const 1952
   call $~lib/rt/itcms/__visit
   global.get $~lib/rt/itcms/pinSpace
   local.tee $1
@@ -2424,7 +2424,7 @@
     i32.const 4
     i32.add
     global.set $~lib/memory/__stack_pointer
-    i32.const 1856
+    i32.const 1920
     local.set $0
     br $__inlined_func$~lib/util/number/itoa32
    end
@@ -3507,6 +3507,7 @@
   (local $1 i32)
   (local $2 i32)
   (local $3 i32)
+  (local $4 i32)
   global.get $~lib/memory/__stack_pointer
   i32.const 112
   i32.sub
@@ -3554,44 +3555,42 @@
   global.get $~lib/memory/__stack_pointer
   i64.const 0
   i64.store offset=104
-  global.get $~lib/memory/__stack_pointer
   local.get $0
   i32.load
   local.tee $1
-  i32.const 31
-  i32.shr_s
-  local.tee $2
-  local.get $1
-  local.get $2
-  i32.add
-  i32.xor
-  call $~lib/number/I32#toString
-  local.tee $1
-  i32.store
-  local.get $0
-  i32.load
   i32.const 0
   i32.lt_s
-  local.tee $3
-  if (result i32)
-   i32.const 1
-  else
-   local.get $0
-   i32.load
-   i32.const 10000
-   i32.ge_s
-  end
+  local.set $2
+  i32.const 1
+  local.get $1
+  i32.const 10000
+  i32.ge_s
+  local.get $2
+  select
   if
    global.get $~lib/memory/__stack_pointer
    global.get $~lib/memory/__stack_pointer
-   i32.const 1984
-   i32.const 2016
-   local.get $3
+   i32.const 1664
+   i32.const 1696
+   local.get $2
    select
-   local.tee $3
-   i32.store offset=4
+   local.tee $2
+   i32.store
+   local.get $1
+   i32.const 31
+   i32.shr_s
+   local.tee $4
+   local.get $1
+   local.get $4
+   i32.add
+   i32.xor
+   call $~lib/number/I32#toString
+   local.set $1
    global.get $~lib/memory/__stack_pointer
-   i32.const 1856
+   local.get $1
+   i32.store offset=8
+   global.get $~lib/memory/__stack_pointer
+   i32.const 1920
    i32.store offset=12
    local.get $1
    i32.const 6
@@ -3599,28 +3598,34 @@
    local.set $1
    global.get $~lib/memory/__stack_pointer
    local.get $1
-   i32.store offset=8
-   local.get $3
+   i32.store offset=4
+   local.get $2
    local.get $1
    call $~lib/string/String.__concat
    local.tee $1
-   i32.store
+   i32.store offset=16
   else
    global.get $~lib/memory/__stack_pointer
-   i32.const 1856
-   i32.store offset=16
+   local.get $1
+   call $~lib/number/I32#toString
+   local.set $1
    global.get $~lib/memory/__stack_pointer
    local.get $1
+   i32.store
+   global.get $~lib/memory/__stack_pointer
+   i32.const 1920
+   i32.store offset=8
+   local.get $1
    i32.const 4
    call $~lib/string/String#padStart
    local.tee $1
-   i32.store
+   i32.store offset=16
   end
   global.get $~lib/memory/__stack_pointer
-  i32.const 1984
+  i32.const 1664
   i32.store offset=100
   local.get $1
-  i32.const 1984
+  i32.const 1664
   call $~lib/string/String.__concat
   local.set $1
   global.get $~lib/memory/__stack_pointer
@@ -3634,7 +3639,7 @@
   local.get $2
   i32.store offset=104
   global.get $~lib/memory/__stack_pointer
-  i32.const 1856
+  i32.const 1920
   i32.store offset=108
   local.get $2
   i32.const 2
@@ -3651,10 +3656,10 @@
   local.get $1
   i32.store offset=84
   global.get $~lib/memory/__stack_pointer
-  i32.const 1984
+  i32.const 1664
   i32.store offset=88
   local.get $1
-  i32.const 1984
+  i32.const 1664
   call $~lib/string/String.__concat
   local.set $1
   global.get $~lib/memory/__stack_pointer
@@ -3668,7 +3673,7 @@
   local.get $2
   i32.store offset=84
   global.get $~lib/memory/__stack_pointer
-  i32.const 1856
+  i32.const 1920
   i32.store offset=92
   local.get $2
   i32.const 2
@@ -3702,7 +3707,7 @@
   local.get $2
   i32.store offset=68
   global.get $~lib/memory/__stack_pointer
-  i32.const 1856
+  i32.const 1920
   i32.store offset=76
   local.get $2
   i32.const 2
@@ -3736,7 +3741,7 @@
   local.get $2
   i32.store offset=52
   global.get $~lib/memory/__stack_pointer
-  i32.const 1856
+  i32.const 1920
   i32.store offset=60
   local.get $2
   i32.const 2
@@ -3770,7 +3775,7 @@
   local.get $2
   i32.store offset=36
   global.get $~lib/memory/__stack_pointer
-  i32.const 1856
+  i32.const 1920
   i32.store offset=44
   local.get $2
   i32.const 2
@@ -3795,7 +3800,7 @@
   local.set $1
   global.get $~lib/memory/__stack_pointer
   local.get $1
-  i32.store offset=16
+  i32.store offset=8
   local.get $0
   call $~lib/date/Date#getUTCMilliseconds
   call $~lib/number/I32#toString
@@ -3804,7 +3809,7 @@
   local.get $0
   i32.store offset=12
   global.get $~lib/memory/__stack_pointer
-  i32.const 1856
+  i32.const 1920
   i32.store offset=28
   local.get $0
   i32.const 3
@@ -3819,10 +3824,10 @@
   local.set $0
   global.get $~lib/memory/__stack_pointer
   local.get $0
-  i32.store offset=4
+  i32.store
   global.get $~lib/memory/__stack_pointer
   i32.const 2176
-  i32.store offset=8
+  i32.store offset=4
   local.get $0
   i32.const 2176
   call $~lib/string/String.__concat
@@ -4234,11 +4239,11 @@
    end
   end
   global.get $~lib/memory/__stack_pointer
-  i32.const 1984
+  i32.const 1664
   i32.store
   global.get $~lib/memory/__stack_pointer
   local.get $1
-  i32.const 1984
+  i32.const 1664
   call $~lib/string/String#split
   local.tee $0
   i32.store offset=24
@@ -5958,7 +5963,7 @@
   i32.const 0
   i32.store
   i32.const 1
-  i32.const 1852
+  i32.const 1916
   i32.load
   i32.const 1
   i32.shr_u
@@ -6019,7 +6024,7 @@
      local.get $1
      local.get $4
      i32.add
-     i32.const 1856
+     i32.const 1920
      local.get $3
      call $~lib/memory/memory.copy
      local.get $3
@@ -6032,14 +6037,14 @@
    local.get $1
    local.get $6
    i32.add
-   i32.const 1856
+   i32.const 1920
    local.get $2
    local.get $6
    i32.sub
    call $~lib/memory/memory.copy
   else
    local.get $1
-   i32.const 1856
+   i32.const 1920
    local.get $2
    call $~lib/memory/memory.copy
   end
diff --git a/tests/compiler/std/date.untouched.wat b/tests/compiler/std/date.untouched.wat
index 83519f8fc8..ec99952798 100644
--- a/tests/compiler/std/date.untouched.wat
+++ b/tests/compiler/std/date.untouched.wat
@@ -34,14 +34,14 @@
  (data (i32.const 464) "\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00")
  (data (i32.const 492) "<\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\1e\00\00\00~\00l\00i\00b\00/\00r\00t\00/\00t\00l\00s\00f\00.\00t\00s\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00")
  (data (i32.const 556) "<\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00$\00\00\00V\00a\00l\00u\00e\00 \00o\00u\00t\00 \00o\00f\00 \00r\00a\00n\00g\00e\00\00\00\00\00\00\00\00\00")
- (data (i32.const 620) "|\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00d\00\00\00t\00o\00S\00t\00r\00i\00n\00g\00(\00)\00 \00r\00a\00d\00i\00x\00 \00a\00r\00g\00u\00m\00e\00n\00t\00 \00m\00u\00s\00t\00 \00b\00e\00 \00b\00e\00t\00w\00e\00e\00n\00 \002\00 \00a\00n\00d\00 \003\006\00\00\00\00\00\00\00\00\00")
- (data (i32.const 748) "<\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00&\00\00\00~\00l\00i\00b\00/\00u\00t\00i\00l\00/\00n\00u\00m\00b\00e\00r\00.\00t\00s\00\00\00\00\00\00\00")
- (data (i32.const 812) "\1c\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\02\00\00\000\00\00\00\00\00\00\00\00\00\00\00")
- (data (i32.const 844) "0\000\000\001\000\002\000\003\000\004\000\005\000\006\000\007\000\008\000\009\001\000\001\001\001\002\001\003\001\004\001\005\001\006\001\007\001\008\001\009\002\000\002\001\002\002\002\003\002\004\002\005\002\006\002\007\002\008\002\009\003\000\003\001\003\002\003\003\003\004\003\005\003\006\003\007\003\008\003\009\004\000\004\001\004\002\004\003\004\004\004\005\004\006\004\007\004\008\004\009\005\000\005\001\005\002\005\003\005\004\005\005\005\006\005\007\005\008\005\009\006\000\006\001\006\002\006\003\006\004\006\005\006\006\006\007\006\008\006\009\007\000\007\001\007\002\007\003\007\004\007\005\007\006\007\007\007\008\007\009\008\000\008\001\008\002\008\003\008\004\008\005\008\006\008\007\008\008\008\009\009\000\009\001\009\002\009\003\009\004\009\005\009\006\009\007\009\008\009\009\00")
- (data (i32.const 1244) "\1c\04\00\00\00\00\00\00\00\00\00\00\01\00\00\00\00\04\00\000\000\000\001\000\002\000\003\000\004\000\005\000\006\000\007\000\008\000\009\000\00a\000\00b\000\00c\000\00d\000\00e\000\00f\001\000\001\001\001\002\001\003\001\004\001\005\001\006\001\007\001\008\001\009\001\00a\001\00b\001\00c\001\00d\001\00e\001\00f\002\000\002\001\002\002\002\003\002\004\002\005\002\006\002\007\002\008\002\009\002\00a\002\00b\002\00c\002\00d\002\00e\002\00f\003\000\003\001\003\002\003\003\003\004\003\005\003\006\003\007\003\008\003\009\003\00a\003\00b\003\00c\003\00d\003\00e\003\00f\004\000\004\001\004\002\004\003\004\004\004\005\004\006\004\007\004\008\004\009\004\00a\004\00b\004\00c\004\00d\004\00e\004\00f\005\000\005\001\005\002\005\003\005\004\005\005\005\006\005\007\005\008\005\009\005\00a\005\00b\005\00c\005\00d\005\00e\005\00f\006\000\006\001\006\002\006\003\006\004\006\005\006\006\006\007\006\008\006\009\006\00a\006\00b\006\00c\006\00d\006\00e\006\00f\007\000\007\001\007\002\007\003\007\004\007\005\007\006\007\007\007\008\007\009\007\00a\007\00b\007\00c\007\00d\007\00e\007\00f\008\000\008\001\008\002\008\003\008\004\008\005\008\006\008\007\008\008\008\009\008\00a\008\00b\008\00c\008\00d\008\00e\008\00f\009\000\009\001\009\002\009\003\009\004\009\005\009\006\009\007\009\008\009\009\009\00a\009\00b\009\00c\009\00d\009\00e\009\00f\00a\000\00a\001\00a\002\00a\003\00a\004\00a\005\00a\006\00a\007\00a\008\00a\009\00a\00a\00a\00b\00a\00c\00a\00d\00a\00e\00a\00f\00b\000\00b\001\00b\002\00b\003\00b\004\00b\005\00b\006\00b\007\00b\008\00b\009\00b\00a\00b\00b\00b\00c\00b\00d\00b\00e\00b\00f\00c\000\00c\001\00c\002\00c\003\00c\004\00c\005\00c\006\00c\007\00c\008\00c\009\00c\00a\00c\00b\00c\00c\00c\00d\00c\00e\00c\00f\00d\000\00d\001\00d\002\00d\003\00d\004\00d\005\00d\006\00d\007\00d\008\00d\009\00d\00a\00d\00b\00d\00c\00d\00d\00d\00e\00d\00f\00e\000\00e\001\00e\002\00e\003\00e\004\00e\005\00e\006\00e\007\00e\008\00e\009\00e\00a\00e\00b\00e\00c\00e\00d\00e\00e\00e\00f\00f\000\00f\001\00f\002\00f\003\00f\004\00f\005\00f\006\00f\007\00f\008\00f\009\00f\00a\00f\00b\00f\00c\00f\00d\00f\00e\00f\00f\00\00\00\00\00\00\00\00\00\00\00\00\00")
- (data (i32.const 2300) "\\\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00H\00\00\000\001\002\003\004\005\006\007\008\009\00a\00b\00c\00d\00e\00f\00g\00h\00i\00j\00k\00l\00m\00n\00o\00p\00q\00r\00s\00t\00u\00v\00w\00x\00y\00z\00\00\00\00\00")
- (data (i32.const 2396) "\1c\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\02\00\00\00-\00\00\00\00\00\00\00\00\00\00\00")
- (data (i32.const 2428) "\1c\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\02\00\00\00+\00\00\00\00\00\00\00\00\00\00\00")
+ (data (i32.const 620) "\1c\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\02\00\00\00-\00\00\00\00\00\00\00\00\00\00\00")
+ (data (i32.const 652) "\1c\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\02\00\00\00+\00\00\00\00\00\00\00\00\00\00\00")
+ (data (i32.const 684) "|\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00d\00\00\00t\00o\00S\00t\00r\00i\00n\00g\00(\00)\00 \00r\00a\00d\00i\00x\00 \00a\00r\00g\00u\00m\00e\00n\00t\00 \00m\00u\00s\00t\00 \00b\00e\00 \00b\00e\00t\00w\00e\00e\00n\00 \002\00 \00a\00n\00d\00 \003\006\00\00\00\00\00\00\00\00\00")
+ (data (i32.const 812) "<\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00&\00\00\00~\00l\00i\00b\00/\00u\00t\00i\00l\00/\00n\00u\00m\00b\00e\00r\00.\00t\00s\00\00\00\00\00\00\00")
+ (data (i32.const 876) "\1c\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\02\00\00\000\00\00\00\00\00\00\00\00\00\00\00")
+ (data (i32.const 908) "0\000\000\001\000\002\000\003\000\004\000\005\000\006\000\007\000\008\000\009\001\000\001\001\001\002\001\003\001\004\001\005\001\006\001\007\001\008\001\009\002\000\002\001\002\002\002\003\002\004\002\005\002\006\002\007\002\008\002\009\003\000\003\001\003\002\003\003\003\004\003\005\003\006\003\007\003\008\003\009\004\000\004\001\004\002\004\003\004\004\004\005\004\006\004\007\004\008\004\009\005\000\005\001\005\002\005\003\005\004\005\005\005\006\005\007\005\008\005\009\006\000\006\001\006\002\006\003\006\004\006\005\006\006\006\007\006\008\006\009\007\000\007\001\007\002\007\003\007\004\007\005\007\006\007\007\007\008\007\009\008\000\008\001\008\002\008\003\008\004\008\005\008\006\008\007\008\008\008\009\009\000\009\001\009\002\009\003\009\004\009\005\009\006\009\007\009\008\009\009\00")
+ (data (i32.const 1308) "\1c\04\00\00\00\00\00\00\00\00\00\00\01\00\00\00\00\04\00\000\000\000\001\000\002\000\003\000\004\000\005\000\006\000\007\000\008\000\009\000\00a\000\00b\000\00c\000\00d\000\00e\000\00f\001\000\001\001\001\002\001\003\001\004\001\005\001\006\001\007\001\008\001\009\001\00a\001\00b\001\00c\001\00d\001\00e\001\00f\002\000\002\001\002\002\002\003\002\004\002\005\002\006\002\007\002\008\002\009\002\00a\002\00b\002\00c\002\00d\002\00e\002\00f\003\000\003\001\003\002\003\003\003\004\003\005\003\006\003\007\003\008\003\009\003\00a\003\00b\003\00c\003\00d\003\00e\003\00f\004\000\004\001\004\002\004\003\004\004\004\005\004\006\004\007\004\008\004\009\004\00a\004\00b\004\00c\004\00d\004\00e\004\00f\005\000\005\001\005\002\005\003\005\004\005\005\005\006\005\007\005\008\005\009\005\00a\005\00b\005\00c\005\00d\005\00e\005\00f\006\000\006\001\006\002\006\003\006\004\006\005\006\006\006\007\006\008\006\009\006\00a\006\00b\006\00c\006\00d\006\00e\006\00f\007\000\007\001\007\002\007\003\007\004\007\005\007\006\007\007\007\008\007\009\007\00a\007\00b\007\00c\007\00d\007\00e\007\00f\008\000\008\001\008\002\008\003\008\004\008\005\008\006\008\007\008\008\008\009\008\00a\008\00b\008\00c\008\00d\008\00e\008\00f\009\000\009\001\009\002\009\003\009\004\009\005\009\006\009\007\009\008\009\009\009\00a\009\00b\009\00c\009\00d\009\00e\009\00f\00a\000\00a\001\00a\002\00a\003\00a\004\00a\005\00a\006\00a\007\00a\008\00a\009\00a\00a\00a\00b\00a\00c\00a\00d\00a\00e\00a\00f\00b\000\00b\001\00b\002\00b\003\00b\004\00b\005\00b\006\00b\007\00b\008\00b\009\00b\00a\00b\00b\00b\00c\00b\00d\00b\00e\00b\00f\00c\000\00c\001\00c\002\00c\003\00c\004\00c\005\00c\006\00c\007\00c\008\00c\009\00c\00a\00c\00b\00c\00c\00c\00d\00c\00e\00c\00f\00d\000\00d\001\00d\002\00d\003\00d\004\00d\005\00d\006\00d\007\00d\008\00d\009\00d\00a\00d\00b\00d\00c\00d\00d\00d\00e\00d\00f\00e\000\00e\001\00e\002\00e\003\00e\004\00e\005\00e\006\00e\007\00e\008\00e\009\00e\00a\00e\00b\00e\00c\00e\00d\00e\00e\00e\00f\00f\000\00f\001\00f\002\00f\003\00f\004\00f\005\00f\006\00f\007\00f\008\00f\009\00f\00a\00f\00b\00f\00c\00f\00d\00f\00e\00f\00f\00\00\00\00\00\00\00\00\00\00\00\00\00")
+ (data (i32.const 2364) "\\\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00H\00\00\000\001\002\003\004\005\006\007\008\009\00a\00b\00c\00d\00e\00f\00g\00h\00i\00j\00k\00l\00m\00n\00o\00p\00q\00r\00s\00t\00u\00v\00w\00x\00y\00z\00\00\00\00\00")
  (data (i32.const 2460) "\1c\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00")
  (data (i32.const 2492) "\1c\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\02\00\00\00T\00\00\00\00\00\00\00\00\00\00\00")
  (data (i32.const 2524) "\1c\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\02\00\00\00:\00\00\00\00\00\00\00\00\00\00\00")
@@ -3346,14 +3346,14 @@
     i32.const 100
     i32.rem_u
     local.set $7
-    i32.const 844
+    i32.const 908
     local.get $6
     i32.const 2
     i32.shl
     i32.add
     i64.load32_u
     local.set $8
-    i32.const 844
+    i32.const 908
     local.get $7
     i32.const 2
     i32.shl
@@ -3396,7 +3396,7 @@
    i32.const 2
    i32.sub
    local.set $2
-   i32.const 844
+   i32.const 908
    local.get $10
    i32.const 2
    i32.shl
@@ -3419,7 +3419,7 @@
    i32.const 2
    i32.sub
    local.set $2
-   i32.const 844
+   i32.const 908
    local.get $1
    i32.const 2
    i32.shl
@@ -3469,7 +3469,7 @@
     i32.const 1
     i32.shl
     i32.add
-    i32.const 1264
+    i32.const 1328
     local.get $1
     i32.wrap_i64
     i32.const 255
@@ -3491,7 +3491,7 @@
   i32.and
   if
    local.get $0
-   i32.const 1264
+   i32.const 1328
    local.get $1
    i32.wrap_i64
    i32.const 6
@@ -3614,7 +3614,7 @@
     i32.const 1
     i32.shl
     i32.add
-    i32.const 2320
+    i32.const 2384
     local.get $1
     local.get $6
     i64.and
@@ -3650,7 +3650,7 @@
     i32.const 1
     i32.shl
     i32.add
-    i32.const 2320
+    i32.const 2384
     local.get $1
     local.get $6
     local.get $4
@@ -5854,10 +5854,10 @@
   i32.const 80
   local.get $0
   call $~lib/rt/itcms/__visit
-  i32.const 1264
+  i32.const 1328
   local.get $0
   call $~lib/rt/itcms/__visit
-  i32.const 2320
+  i32.const 2384
   local.get $0
   call $~lib/rt/itcms/__visit
  )
@@ -6000,6 +6000,7 @@
   (local $3 i32)
   (local $4 i32)
   (local $5 i32)
+  (local $6 i32)
   global.get $~lib/memory/__stack_pointer
   i32.const 112
   i32.sub
@@ -6047,333 +6048,341 @@
   global.get $~lib/memory/__stack_pointer
   i64.const 0
   i64.store offset=104
-  global.get $~lib/memory/__stack_pointer
   local.get $0
   i32.load
-  local.tee $1
-  i32.const 31
-  i32.shr_s
-  local.tee $2
-  local.get $1
-  i32.add
+  local.set $2
   local.get $2
-  i32.xor
-  i32.const 10
-  call $~lib/number/I32#toString
-  local.tee $3
-  i32.store
-  local.get $0
-  i32.load
   i32.const 0
   i32.lt_s
-  local.set $4
-  local.get $4
+  local.set $3
+  local.get $3
   if (result i32)
    i32.const 1
   else
-   local.get $0
-   i32.load
+   local.get $2
    i32.const 10000
    i32.ge_s
   end
   if
    global.get $~lib/memory/__stack_pointer
-   local.get $4
+   local.get $3
    if (result i32)
-    i32.const 2416
+    i32.const 640
    else
-    i32.const 2448
+    i32.const 672
    end
-   local.set $5
+   local.set $6
    global.get $~lib/memory/__stack_pointer
+   local.get $6
+   i32.store
+   local.get $6
+   local.get $2
+   local.tee $4
+   i32.const 31
+   i32.shr_s
+   local.tee $5
+   local.get $4
+   i32.add
    local.get $5
-   i32.store offset=4
-   local.get $5
-   local.get $3
+   i32.xor
+   i32.const 10
+   call $~lib/number/I32#toString
+   local.set $6
+   global.get $~lib/memory/__stack_pointer
+   local.get $6
+   i32.store offset=8
+   local.get $6
    i32.const 6
-   i32.const 832
-   local.set $5
+   i32.const 896
+   local.set $6
    global.get $~lib/memory/__stack_pointer
-   local.get $5
+   local.get $6
    i32.store offset=12
-   local.get $5
+   local.get $6
    call $~lib/string/String#padStart
-   local.set $5
+   local.set $6
    global.get $~lib/memory/__stack_pointer
-   local.get $5
-   i32.store offset=8
-   local.get $5
+   local.get $6
+   i32.store offset=4
+   local.get $6
    call $~lib/string/String.__concat
-   local.tee $3
-   i32.store
+   local.tee $1
+   i32.store offset=16
   else
    global.get $~lib/memory/__stack_pointer
-   local.get $3
+   local.get $2
+   i32.const 10
+   call $~lib/number/I32#toString
+   local.set $6
+   global.get $~lib/memory/__stack_pointer
+   local.get $6
+   i32.store
+   local.get $6
    i32.const 4
-   i32.const 832
-   local.set $5
+   i32.const 896
+   local.set $6
    global.get $~lib/memory/__stack_pointer
-   local.get $5
-   i32.store offset=16
-   local.get $5
+   local.get $6
+   i32.store offset=8
+   local.get $6
    call $~lib/string/String#padStart
-   local.tee $3
-   i32.store
+   local.tee $1
+   i32.store offset=16
   end
-  local.get $3
-  i32.const 2416
-  local.set $5
+  local.get $1
+  i32.const 640
+  local.set $6
   global.get $~lib/memory/__stack_pointer
-  local.get $5
+  local.get $6
   i32.store offset=100
-  local.get $5
+  local.get $6
   call $~lib/string/String.__concat
-  local.set $5
+  local.set $6
   global.get $~lib/memory/__stack_pointer
-  local.get $5
+  local.get $6
   i32.store offset=92
-  local.get $5
+  local.get $6
   local.get $0
   i32.load offset=4
   i32.const 10
   call $~lib/number/I32#toString
-  local.set $5
+  local.set $6
   global.get $~lib/memory/__stack_pointer
-  local.get $5
+  local.get $6
   i32.store offset=104
-  local.get $5
+  local.get $6
   i32.const 2
-  i32.const 832
-  local.set $5
+  i32.const 896
+  local.set $6
   global.get $~lib/memory/__stack_pointer
-  local.get $5
+  local.get $6
   i32.store offset=108
-  local.get $5
+  local.get $6
   call $~lib/string/String#padStart
-  local.set $5
+  local.set $6
   global.get $~lib/memory/__stack_pointer
-  local.get $5
+  local.get $6
   i32.store offset=96
-  local.get $5
+  local.get $6
   call $~lib/string/String.__concat
-  local.set $5
+  local.set $6
   global.get $~lib/memory/__stack_pointer
-  local.get $5
+  local.get $6
   i32.store offset=84
-  local.get $5
-  i32.const 2416
-  local.set $5
+  local.get $6
+  i32.const 640
+  local.set $6
   global.get $~lib/memory/__stack_pointer
-  local.get $5
+  local.get $6
   i32.store offset=88
-  local.get $5
+  local.get $6
   call $~lib/string/String.__concat
-  local.set $5
+  local.set $6
   global.get $~lib/memory/__stack_pointer
-  local.get $5
+  local.get $6
   i32.store offset=76
-  local.get $5
+  local.get $6
   local.get $0
   i32.load offset=8
   i32.const 10
   call $~lib/number/I32#toString
-  local.set $5
+  local.set $6
   global.get $~lib/memory/__stack_pointer
-  local.get $5
+  local.get $6
   i32.store offset=84
-  local.get $5
+  local.get $6
   i32.const 2
-  i32.const 832
-  local.set $5
+  i32.const 896
+  local.set $6
   global.get $~lib/memory/__stack_pointer
-  local.get $5
+  local.get $6
   i32.store offset=92
-  local.get $5
+  local.get $6
   call $~lib/string/String#padStart
-  local.set $5
+  local.set $6
   global.get $~lib/memory/__stack_pointer
-  local.get $5
+  local.get $6
   i32.store offset=80
-  local.get $5
+  local.get $6
   call $~lib/string/String.__concat
-  local.set $5
+  local.set $6
   global.get $~lib/memory/__stack_pointer
-  local.get $5
+  local.get $6
   i32.store offset=68
-  local.get $5
+  local.get $6
   i32.const 2512
-  local.set $5
+  local.set $6
   global.get $~lib/memory/__stack_pointer
-  local.get $5
+  local.get $6
   i32.store offset=72
-  local.get $5
+  local.get $6
   call $~lib/string/String.__concat
-  local.set $5
+  local.set $6
   global.get $~lib/memory/__stack_pointer
-  local.get $5
+  local.get $6
   i32.store offset=60
-  local.get $5
+  local.get $6
   local.get $0
   call $~lib/date/Date#getUTCHours
   i32.const 10
   call $~lib/number/I32#toString
-  local.set $5
+  local.set $6
   global.get $~lib/memory/__stack_pointer
-  local.get $5
+  local.get $6
   i32.store offset=68
-  local.get $5
+  local.get $6
   i32.const 2
-  i32.const 832
-  local.set $5
+  i32.const 896
+  local.set $6
   global.get $~lib/memory/__stack_pointer
-  local.get $5
+  local.get $6
   i32.store offset=76
-  local.get $5
+  local.get $6
   call $~lib/string/String#padStart
-  local.set $5
+  local.set $6
   global.get $~lib/memory/__stack_pointer
-  local.get $5
+  local.get $6
   i32.store offset=64
-  local.get $5
+  local.get $6
   call $~lib/string/String.__concat
-  local.set $5
+  local.set $6
   global.get $~lib/memory/__stack_pointer
-  local.get $5
+  local.get $6
   i32.store offset=52
-  local.get $5
+  local.get $6
   i32.const 2544
-  local.set $5
+  local.set $6
   global.get $~lib/memory/__stack_pointer
-  local.get $5
+  local.get $6
   i32.store offset=56
-  local.get $5
+  local.get $6
   call $~lib/string/String.__concat
-  local.set $5
+  local.set $6
   global.get $~lib/memory/__stack_pointer
-  local.get $5
+  local.get $6
   i32.store offset=44
-  local.get $5
+  local.get $6
   local.get $0
   call $~lib/date/Date#getUTCMinutes
   i32.const 10
   call $~lib/number/I32#toString
-  local.set $5
+  local.set $6
   global.get $~lib/memory/__stack_pointer
-  local.get $5
+  local.get $6
   i32.store offset=52
-  local.get $5
+  local.get $6
   i32.const 2
-  i32.const 832
-  local.set $5
+  i32.const 896
+  local.set $6
   global.get $~lib/memory/__stack_pointer
-  local.get $5
+  local.get $6
   i32.store offset=60
-  local.get $5
+  local.get $6
   call $~lib/string/String#padStart
-  local.set $5
+  local.set $6
   global.get $~lib/memory/__stack_pointer
-  local.get $5
+  local.get $6
   i32.store offset=48
-  local.get $5
+  local.get $6
   call $~lib/string/String.__concat
-  local.set $5
+  local.set $6
   global.get $~lib/memory/__stack_pointer
-  local.get $5
+  local.get $6
   i32.store offset=36
-  local.get $5
+  local.get $6
   i32.const 2544
-  local.set $5
+  local.set $6
   global.get $~lib/memory/__stack_pointer
-  local.get $5
+  local.get $6
   i32.store offset=40
-  local.get $5
+  local.get $6
   call $~lib/string/String.__concat
-  local.set $5
+  local.set $6
   global.get $~lib/memory/__stack_pointer
-  local.get $5
+  local.get $6
   i32.store offset=28
-  local.get $5
+  local.get $6
   local.get $0
   call $~lib/date/Date#getUTCSeconds
   i32.const 10
   call $~lib/number/I32#toString
-  local.set $5
+  local.set $6
   global.get $~lib/memory/__stack_pointer
-  local.get $5
+  local.get $6
   i32.store offset=36
-  local.get $5
+  local.get $6
   i32.const 2
-  i32.const 832
-  local.set $5
+  i32.const 896
+  local.set $6
   global.get $~lib/memory/__stack_pointer
-  local.get $5
+  local.get $6
   i32.store offset=44
-  local.get $5
+  local.get $6
   call $~lib/string/String#padStart
-  local.set $5
+  local.set $6
   global.get $~lib/memory/__stack_pointer
-  local.get $5
+  local.get $6
   i32.store offset=32
-  local.get $5
+  local.get $6
   call $~lib/string/String.__concat
-  local.set $5
+  local.set $6
   global.get $~lib/memory/__stack_pointer
-  local.get $5
+  local.get $6
   i32.store offset=12
-  local.get $5
+  local.get $6
   i32.const 2576
-  local.set $5
+  local.set $6
   global.get $~lib/memory/__stack_pointer
-  local.get $5
+  local.get $6
   i32.store offset=24
-  local.get $5
+  local.get $6
   call $~lib/string/String.__concat
-  local.set $5
+  local.set $6
   global.get $~lib/memory/__stack_pointer
-  local.get $5
-  i32.store offset=16
-  local.get $5
+  local.get $6
+  i32.store offset=8
+  local.get $6
   local.get $0
   call $~lib/date/Date#getUTCMilliseconds
   i32.const 10
   call $~lib/number/I32#toString
-  local.set $5
+  local.set $6
   global.get $~lib/memory/__stack_pointer
-  local.get $5
+  local.get $6
   i32.store offset=12
-  local.get $5
+  local.get $6
   i32.const 3
-  i32.const 832
-  local.set $5
+  i32.const 896
+  local.set $6
   global.get $~lib/memory/__stack_pointer
-  local.get $5
+  local.get $6
   i32.store offset=28
-  local.get $5
+  local.get $6
   call $~lib/string/String#padStart
-  local.set $5
+  local.set $6
   global.get $~lib/memory/__stack_pointer
-  local.get $5
+  local.get $6
   i32.store offset=20
-  local.get $5
+  local.get $6
   call $~lib/string/String.__concat
-  local.set $5
+  local.set $6
   global.get $~lib/memory/__stack_pointer
-  local.get $5
-  i32.store offset=4
-  local.get $5
+  local.get $6
+  i32.store
+  local.get $6
   i32.const 2608
-  local.set $5
+  local.set $6
   global.get $~lib/memory/__stack_pointer
-  local.get $5
-  i32.store offset=8
-  local.get $5
+  local.get $6
+  i32.store offset=4
+  local.get $6
   call $~lib/string/String.__concat
-  local.set $5
+  local.set $6
   global.get $~lib/memory/__stack_pointer
   i32.const 112
   i32.add
   global.set $~lib/memory/__stack_pointer
-  local.get $5
+  local.get $6
  )
  (func $~lib/string/String#split (param $0 i32) (param $1 i32) (param $2 i32) (result i32)
   (local $3 i32)
@@ -6892,7 +6901,7 @@
   end
   global.get $~lib/memory/__stack_pointer
   local.get $5
-  i32.const 2416
+  i32.const 640
   local.set $15
   global.get $~lib/memory/__stack_pointer
   local.get $15
@@ -8938,8 +8947,8 @@
    i32.gt_s
   end
   if
-   i32.const 640
-   i32.const 768
+   i32.const 704
+   i32.const 832
    i32.const 373
    i32.const 5
    call $~lib/builtins/abort
@@ -8948,7 +8957,7 @@
   local.get $0
   i32.eqz
   if
-   i32.const 832
+   i32.const 896
    local.set $8
    global.get $~lib/memory/__stack_pointer
    i32.const 4

From 10ea8806421e3072bc6000d2b7dea3d5445c85b6 Mon Sep 17 00:00:00 2001
From: MaxGraey <maxgraey@gmail.com>
Date: Thu, 15 Apr 2021 12:34:03 +0300
Subject: [PATCH 20/47] more

---
 std/assembly/date.ts                  |   1 +
 tests/compiler/std/date.optimized.wat | 242 ++++++++++++++++---------
 tests/compiler/std/date.ts            |   9 +-
 tests/compiler/std/date.untouched.wat | 250 +++++++++++++++++---------
 4 files changed, 339 insertions(+), 163 deletions(-)

diff --git a/std/assembly/date.ts b/std/assembly/date.ts
index 24a9caaef7..9cf9d61fbd 100644
--- a/std/assembly/date.ts
+++ b/std/assembly/date.ts
@@ -166,6 +166,7 @@ export class Date {
   }
 
   toISOString(): string {
+    // TODO: add more low-level helper which combine toString and padStart without extra allocation
     var yearStr: string;
     var year = this.year;
     var isNeg = year < 0;
diff --git a/tests/compiler/std/date.optimized.wat b/tests/compiler/std/date.optimized.wat
index f7929e1e8e..c524add736 100644
--- a/tests/compiler/std/date.optimized.wat
+++ b/tests/compiler/std/date.optimized.wat
@@ -7,14 +7,12 @@
  (type $i32_=>_none (func (param i32)))
  (type $i32_i32_i32_=>_i32 (func (param i32 i32 i32) (result i32)))
  (type $i32_i32_i32_i32_=>_none (func (param i32 i32 i32 i32)))
- (type $i32_i32_f64_f64_f64_f64_f64_=>_none (func (param i32 i32 f64 f64 f64 f64 f64)))
  (type $i32_i64_=>_none (func (param i32 i64)))
  (type $none_=>_i32 (func (result i32)))
  (type $i64_=>_i32 (func (param i64) (result i32)))
  (type $i32_i32_i32_i32_=>_i32 (func (param i32 i32 i32 i32) (result i32)))
  (type $i32_i32_i32_i32_i32_i32_i32_=>_i64 (func (param i32 i32 i32 i32 i32 i32 i32) (result i64)))
  (import "env" "abort" (func $~lib/builtins/abort (param i32 i32 i32 i32)))
- (import "env" "trace" (func $~lib/builtins/trace (param i32 i32 f64 f64 f64 f64 f64)))
  (memory $0 1)
  (data (i32.const 1036) ",")
  (data (i32.const 1048) "\01\00\00\00\16\00\00\00s\00t\00d\00/\00d\00a\00t\00e\00.\00t\00s")
@@ -4693,8 +4691,32 @@
   i32.const 0
   call $~lib/date/Date#setUTCMilliseconds
   local.get $0
+  i64.load offset=16
+  i64.const 399464523963000
+  i64.ne
+  if
+   i32.const 0
+   i32.const 1056
+   i32.const 57
+   i32.const 3
+   call $~lib/builtins/abort
+   unreachable
+  end
+  local.get $0
   i32.const 999
   call $~lib/date/Date#setUTCMilliseconds
+  local.get $0
+  i64.load offset=16
+  i64.const 399464523963999
+  i64.ne
+  if
+   i32.const 0
+   i32.const 1056
+   i32.const 59
+   i32.const 3
+   call $~lib/builtins/abort
+   unreachable
+  end
   global.get $~lib/memory/__stack_pointer
   i64.const 372027318331986
   call $~lib/date/Date#constructor
@@ -4707,7 +4729,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 63
+   i32.const 65
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -4722,7 +4744,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 65
+   i32.const 67
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -4737,7 +4759,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 67
+   i32.const 69
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -4746,8 +4768,32 @@
   i32.const 0
   call $~lib/date/Date#setUTCSeconds
   local.get $0
+  i64.load offset=16
+  i64.const 372027318300986
+  i64.ne
+  if
+   i32.const 0
+   i32.const 1056
+   i32.const 72
+   i32.const 3
+   call $~lib/builtins/abort
+   unreachable
+  end
+  local.get $0
   i32.const 59
   call $~lib/date/Date#setUTCSeconds
+  local.get $0
+  i64.load offset=16
+  i64.const 372027318359986
+  i64.ne
+  if
+   i32.const 0
+   i32.const 1056
+   i32.const 74
+   i32.const 3
+   call $~lib/builtins/abort
+   unreachable
+  end
   global.get $~lib/memory/__stack_pointer
   i64.const 372027318331986
   call $~lib/date/Date#constructor
@@ -4760,7 +4806,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 76
+   i32.const 80
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -4775,7 +4821,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 78
+   i32.const 82
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -4790,7 +4836,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 80
+   i32.const 84
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -4799,8 +4845,32 @@
   i32.const 0
   call $~lib/date/Date#setUTCMinutes
   local.get $0
+  i64.load offset=16
+  i64.const 372027315631986
+  i64.ne
+  if
+   i32.const 0
+   i32.const 1056
+   i32.const 87
+   i32.const 3
+   call $~lib/builtins/abort
+   unreachable
+  end
+  local.get $0
   i32.const 59
   call $~lib/date/Date#setUTCMinutes
+  local.get $0
+  i64.load offset=16
+  i64.const 372027319171986
+  i64.ne
+  if
+   i32.const 0
+   i32.const 1056
+   i32.const 89
+   i32.const 3
+   call $~lib/builtins/abort
+   unreachable
+  end
   global.get $~lib/memory/__stack_pointer
   i64.const 372027318331986
   call $~lib/date/Date#constructor
@@ -4813,7 +4883,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 89
+   i32.const 95
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -4828,7 +4898,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 91
+   i32.const 97
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -4843,7 +4913,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 93
+   i32.const 99
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -4852,8 +4922,32 @@
   i32.const 0
   call $~lib/date/Date#setUTCHours
   local.get $0
+  i64.load offset=16
+  i64.const 372027257131986
+  i64.ne
+  if
+   i32.const 0
+   i32.const 1056
+   i32.const 102
+   i32.const 3
+   call $~lib/builtins/abort
+   unreachable
+  end
+  local.get $0
   i32.const 23
   call $~lib/date/Date#setUTCHours
+  local.get $0
+  i64.load offset=16
+  i64.const 372027339931986
+  i64.ne
+  if
+   i32.const 0
+   i32.const 1056
+   i32.const 104
+   i32.const 3
+   call $~lib/builtins/abort
+   unreachable
+  end
   global.get $~lib/memory/__stack_pointer
   i64.const 123814991274
   call $~lib/date/Date#constructor
@@ -4866,7 +4960,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 102
+   i32.const 110
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -4878,7 +4972,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 103
+   i32.const 111
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -4893,7 +4987,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 107
+   i32.const 115
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -4908,7 +5002,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 109
+   i32.const 117
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -4947,7 +5041,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 127
+   i32.const 135
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -4959,7 +5053,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 128
+   i32.const 136
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -4971,7 +5065,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 129
+   i32.const 137
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -4983,7 +5077,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 130
+   i32.const 138
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -4995,7 +5089,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 131
+   i32.const 139
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5015,7 +5109,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 135
+   i32.const 143
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5030,7 +5124,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 137
+   i32.const 145
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5045,7 +5139,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 140
+   i32.const 148
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5060,7 +5154,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 143
+   i32.const 151
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5075,7 +5169,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 146
+   i32.const 154
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5090,7 +5184,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 149
+   i32.const 157
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5107,7 +5201,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 155
+   i32.const 163
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5122,7 +5216,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 157
+   i32.const 165
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5137,7 +5231,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 159
+   i32.const 167
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5160,7 +5254,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 168
+   i32.const 176
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5175,7 +5269,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 170
+   i32.const 178
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5190,7 +5284,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 172
+   i32.const 180
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5216,7 +5310,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 178
+   i32.const 186
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5242,7 +5336,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 180
+   i32.const 188
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5254,20 +5348,6 @@
   i32.store
   local.get $0
   call $~lib/date/Date#toISOString
-  local.set $1
-  global.get $~lib/memory/__stack_pointer
-  local.get $1
-  i32.store offset=4
-  local.get $1
-  i32.const 0
-  f64.const 0
-  f64.const 0
-  f64.const 0
-  f64.const 0
-  f64.const 0
-  call $~lib/builtins/trace
-  local.get $0
-  call $~lib/date/Date#toISOString
   local.set $0
   global.get $~lib/memory/__stack_pointer
   local.get $0
@@ -5282,7 +5362,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 183
+   i32.const 190
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5308,7 +5388,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 185
+   i32.const 192
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5334,7 +5414,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 187
+   i32.const 194
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5360,7 +5440,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 189
+   i32.const 196
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5386,7 +5466,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 191
+   i32.const 198
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5412,7 +5492,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 193
+   i32.const 200
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5438,7 +5518,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 195
+   i32.const 202
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5458,7 +5538,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 202
+   i32.const 209
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5478,7 +5558,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 204
+   i32.const 211
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5498,7 +5578,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 206
+   i32.const 213
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5529,7 +5609,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 209
+   i32.const 216
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5549,7 +5629,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 216
+   i32.const 223
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5569,7 +5649,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 220
+   i32.const 227
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5589,7 +5669,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 224
+   i32.const 231
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5611,7 +5691,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 232
+   i32.const 239
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5623,7 +5703,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 233
+   i32.const 240
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5635,7 +5715,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 235
+   i32.const 242
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5647,7 +5727,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 236
+   i32.const 243
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5659,7 +5739,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 238
+   i32.const 245
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5671,7 +5751,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 239
+   i32.const 246
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5683,7 +5763,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 241
+   i32.const 248
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5695,7 +5775,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 242
+   i32.const 249
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5716,7 +5796,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 244
+   i32.const 251
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5737,7 +5817,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 245
+   i32.const 252
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5759,7 +5839,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 250
+   i32.const 257
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5771,7 +5851,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 251
+   i32.const 258
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5783,7 +5863,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 252
+   i32.const 259
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5793,7 +5873,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 253
+   i32.const 260
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5803,7 +5883,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 254
+   i32.const 261
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5813,7 +5893,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 255
+   i32.const 262
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5825,7 +5905,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 256
+   i32.const 263
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5846,7 +5926,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 258
+   i32.const 265
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5867,7 +5947,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 259
+   i32.const 266
    i32.const 3
    call $~lib/builtins/abort
    unreachable
diff --git a/tests/compiler/std/date.ts b/tests/compiler/std/date.ts
index be3e832eef..acfd8b9f54 100644
--- a/tests/compiler/std/date.ts
+++ b/tests/compiler/std/date.ts
@@ -54,7 +54,9 @@
   assert(date.getUTCMilliseconds() == 568);
   // test boundaries
   date.setUTCMilliseconds(0);
+  assert(date.getTime() == 399464523963000);
   date.setUTCMilliseconds(999);
+  assert(date.getTime() == 399464523963999);
 }
 
 // Date#setUTCSeconds //////////////////////////////////////////////////////////////////////////////
@@ -67,7 +69,9 @@
   assert(date.getUTCSeconds() == 50);
   // test boundaries
   date.setUTCSeconds(0);
+  assert(date.getTime() == 372027318300986);
   date.setUTCSeconds(59);
+  assert(date.getTime() == 372027318359986);
 }
 
 // Date#setUTCMinutes //////////////////////////////////////////////////////////////////////////////
@@ -80,7 +84,9 @@
   assert(date.getUTCMinutes() == 50);
   // test boundaries
   date.setUTCMinutes(0);
+  assert(date.getTime() == 372027315631986);
   date.setUTCMinutes(59);
+  assert(date.getTime() == 372027319171986);
 }
 
 // Date#setUTCHours ////////////////////////////////////////////////////////////////////////////////
@@ -93,7 +99,9 @@
   assert(date.getUTCHours() == 2);
   // test boundaries
   date.setUTCHours(0);
+  assert(date.getTime() == 372027257131986);
   date.setUTCHours(23);
+  assert(date.getTime() == 372027339931986);
 }
 
 // Date#setUTCDate /////////////////////////////////////////////////////////////////////////////////
@@ -179,7 +187,6 @@
   date = new Date(-62167219200000 - 1);
   assert(date.toISOString() == "-000001-12-31T23:59:59.999Z");
   date = new Date(-62127219200000);
-  trace(date.toISOString());
   assert(date.toISOString() == "0001-04-07T23:06:40.000Z");
   date = new Date(1231231231020);
   assert(date.toISOString() == "2009-01-06T08:40:31.020Z");
diff --git a/tests/compiler/std/date.untouched.wat b/tests/compiler/std/date.untouched.wat
index ec99952798..0c7edad64f 100644
--- a/tests/compiler/std/date.untouched.wat
+++ b/tests/compiler/std/date.untouched.wat
@@ -7,7 +7,6 @@
  (type $i32_i32_i32_=>_i32 (func (param i32 i32 i32) (result i32)))
  (type $none_=>_none (func))
  (type $i32_i32_i32_i32_=>_none (func (param i32 i32 i32 i32)))
- (type $i32_i32_f64_f64_f64_f64_f64_=>_none (func (param i32 i32 f64 f64 f64 f64 f64)))
  (type $i32_i64_=>_none (func (param i32 i64)))
  (type $i32_i64_i32_=>_none (func (param i32 i64 i32)))
  (type $i32_i64_i32_i32_=>_none (func (param i32 i64 i32 i32)))
@@ -20,7 +19,6 @@
  (type $i32_i32_i32_i32_i32_i32_i32_=>_i64 (func (param i32 i32 i32 i32 i32 i32 i32) (result i64)))
  (type $i32_i64_=>_i64 (func (param i32 i64) (result i64)))
  (import "env" "abort" (func $~lib/builtins/abort (param i32 i32 i32 i32)))
- (import "env" "trace" (func $~lib/builtins/trace (param i32 i32 f64 f64 f64 f64 f64)))
  (memory $0 1)
  (data (i32.const 12) ",\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\16\00\00\00s\00t\00d\00/\00d\00a\00t\00e\00.\00t\00s\00\00\00\00\00\00\00")
  (data (i32.const 60) ",\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\18\00\00\00I\00n\00v\00a\00l\00i\00d\00 \00D\00a\00t\00e\00\00\00\00\00")
@@ -7503,8 +7501,34 @@
   i32.const 0
   call $~lib/date/Date#setUTCMilliseconds
   local.get $1
+  call $~lib/date/Date#getTime
+  i64.const 399464523963000
+  i64.eq
+  i32.eqz
+  if
+   i32.const 0
+   i32.const 32
+   i32.const 57
+   i32.const 3
+   call $~lib/builtins/abort
+   unreachable
+  end
+  local.get $1
   i32.const 999
   call $~lib/date/Date#setUTCMilliseconds
+  local.get $1
+  call $~lib/date/Date#getTime
+  i64.const 399464523963999
+  i64.eq
+  i32.eqz
+  if
+   i32.const 0
+   i32.const 32
+   i32.const 59
+   i32.const 3
+   call $~lib/builtins/abort
+   unreachable
+  end
   global.get $~lib/memory/__stack_pointer
   i32.const 0
   i64.const 372027318331986
@@ -7519,7 +7543,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 63
+   i32.const 65
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7535,7 +7559,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 65
+   i32.const 67
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7551,7 +7575,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 67
+   i32.const 69
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7560,8 +7584,34 @@
   i32.const 0
   call $~lib/date/Date#setUTCSeconds
   local.get $1
+  call $~lib/date/Date#getTime
+  i64.const 372027318300986
+  i64.eq
+  i32.eqz
+  if
+   i32.const 0
+   i32.const 32
+   i32.const 72
+   i32.const 3
+   call $~lib/builtins/abort
+   unreachable
+  end
+  local.get $1
   i32.const 59
   call $~lib/date/Date#setUTCSeconds
+  local.get $1
+  call $~lib/date/Date#getTime
+  i64.const 372027318359986
+  i64.eq
+  i32.eqz
+  if
+   i32.const 0
+   i32.const 32
+   i32.const 74
+   i32.const 3
+   call $~lib/builtins/abort
+   unreachable
+  end
   global.get $~lib/memory/__stack_pointer
   i32.const 0
   i64.const 372027318331986
@@ -7576,7 +7626,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 76
+   i32.const 80
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7592,7 +7642,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 78
+   i32.const 82
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7608,7 +7658,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 80
+   i32.const 84
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7617,8 +7667,34 @@
   i32.const 0
   call $~lib/date/Date#setUTCMinutes
   local.get $1
+  call $~lib/date/Date#getTime
+  i64.const 372027315631986
+  i64.eq
+  i32.eqz
+  if
+   i32.const 0
+   i32.const 32
+   i32.const 87
+   i32.const 3
+   call $~lib/builtins/abort
+   unreachable
+  end
+  local.get $1
   i32.const 59
   call $~lib/date/Date#setUTCMinutes
+  local.get $1
+  call $~lib/date/Date#getTime
+  i64.const 372027319171986
+  i64.eq
+  i32.eqz
+  if
+   i32.const 0
+   i32.const 32
+   i32.const 89
+   i32.const 3
+   call $~lib/builtins/abort
+   unreachable
+  end
   global.get $~lib/memory/__stack_pointer
   i32.const 0
   i64.const 372027318331986
@@ -7633,7 +7709,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 89
+   i32.const 95
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7649,7 +7725,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 91
+   i32.const 97
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7665,7 +7741,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 93
+   i32.const 99
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7674,8 +7750,34 @@
   i32.const 0
   call $~lib/date/Date#setUTCHours
   local.get $1
+  call $~lib/date/Date#getTime
+  i64.const 372027257131986
+  i64.eq
+  i32.eqz
+  if
+   i32.const 0
+   i32.const 32
+   i32.const 102
+   i32.const 3
+   call $~lib/builtins/abort
+   unreachable
+  end
+  local.get $1
   i32.const 23
   call $~lib/date/Date#setUTCHours
+  local.get $1
+  call $~lib/date/Date#getTime
+  i64.const 372027339931986
+  i64.eq
+  i32.eqz
+  if
+   i32.const 0
+   i32.const 32
+   i32.const 104
+   i32.const 3
+   call $~lib/builtins/abort
+   unreachable
+  end
   global.get $~lib/memory/__stack_pointer
   i32.const 0
   i64.const 123814991274
@@ -7690,7 +7792,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 102
+   i32.const 110
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7703,7 +7805,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 103
+   i32.const 111
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7719,7 +7821,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 107
+   i32.const 115
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7735,7 +7837,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 109
+   i32.const 117
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7775,7 +7877,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 127
+   i32.const 135
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7788,7 +7890,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 128
+   i32.const 136
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7801,7 +7903,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 129
+   i32.const 137
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7814,7 +7916,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 130
+   i32.const 138
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7827,7 +7929,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 131
+   i32.const 139
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7849,7 +7951,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 135
+   i32.const 143
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7865,7 +7967,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 137
+   i32.const 145
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7881,7 +7983,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 140
+   i32.const 148
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7901,7 +8003,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 143
+   i32.const 151
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7923,7 +8025,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 146
+   i32.const 154
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7945,7 +8047,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 149
+   i32.const 157
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7964,7 +8066,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 155
+   i32.const 163
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7980,7 +8082,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 157
+   i32.const 165
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7996,7 +8098,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 159
+   i32.const 167
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8021,7 +8123,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 168
+   i32.const 176
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8037,7 +8139,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 170
+   i32.const 178
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8053,7 +8155,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 172
+   i32.const 180
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8082,7 +8184,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 178
+   i32.const 186
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8113,7 +8215,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 180
+   i32.const 188
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8131,20 +8233,6 @@
   local.get $8
   i32.store offset=4
   local.get $8
-  i32.const 0
-  f64.const 0
-  f64.const 0
-  f64.const 0
-  f64.const 0
-  f64.const 0
-  call $~lib/builtins/trace
-  local.get $1
-  call $~lib/date/Date#toISOString
-  local.set $8
-  global.get $~lib/memory/__stack_pointer
-  local.get $8
-  i32.store offset=4
-  local.get $8
   i32.const 2800
   local.set $8
   global.get $~lib/memory/__stack_pointer
@@ -8156,7 +8244,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 183
+   i32.const 190
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8185,7 +8273,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 185
+   i32.const 192
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8214,7 +8302,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 187
+   i32.const 194
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8243,7 +8331,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 189
+   i32.const 196
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8272,7 +8360,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 191
+   i32.const 198
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8301,7 +8389,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 193
+   i32.const 200
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8330,7 +8418,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 195
+   i32.const 202
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8353,7 +8441,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 202
+   i32.const 209
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8376,7 +8464,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 204
+   i32.const 211
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8399,7 +8487,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 206
+   i32.const 213
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8435,7 +8523,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 209
+   i32.const 216
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8458,7 +8546,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 216
+   i32.const 223
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8481,7 +8569,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 220
+   i32.const 227
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8504,7 +8592,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 224
+   i32.const 231
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8529,7 +8617,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 232
+   i32.const 239
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8542,7 +8630,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 233
+   i32.const 240
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8555,7 +8643,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 235
+   i32.const 242
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8568,7 +8656,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 236
+   i32.const 243
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8581,7 +8669,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 238
+   i32.const 245
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8594,7 +8682,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 239
+   i32.const 246
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8607,7 +8695,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 241
+   i32.const 248
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8620,7 +8708,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 242
+   i32.const 249
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8643,7 +8731,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 244
+   i32.const 251
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8666,7 +8754,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 245
+   i32.const 252
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8695,7 +8783,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 250
+   i32.const 257
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8708,7 +8796,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 251
+   i32.const 258
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8721,7 +8809,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 252
+   i32.const 259
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8734,7 +8822,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 253
+   i32.const 260
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8747,7 +8835,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 254
+   i32.const 261
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8760,7 +8848,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 255
+   i32.const 262
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8773,7 +8861,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 256
+   i32.const 263
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8796,7 +8884,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 258
+   i32.const 265
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8819,7 +8907,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 259
+   i32.const 266
    i32.const 3
    call $~lib/builtins/abort
    unreachable

From 028a67fa3a25ee7dc1827903a7c9ff284aa5d64d Mon Sep 17 00:00:00 2001
From: MaxGraey <maxgraey@gmail.com>
Date: Thu, 15 Apr 2021 13:10:47 +0300
Subject: [PATCH 21/47] remove boundaries

---
 std/assembly/date.ts                  |  23 +-
 tests/compiler/std/date.optimized.wat | 728 +++++++++++++-------------
 tests/compiler/std/date.ts            |  17 +-
 tests/compiler/std/date.untouched.wat | 653 +++++++++++------------
 4 files changed, 671 insertions(+), 750 deletions(-)

diff --git a/std/assembly/date.ts b/std/assembly/date.ts
index 9cf9d61fbd..395b48a3c0 100644
--- a/std/assembly/date.ts
+++ b/std/assembly/date.ts
@@ -1,4 +1,4 @@
-import { E_VALUEOUTOFRANGE, E_INVALIDDATE } from "util/error";
+import { E_INVALIDDATE } from "util/error";
 import { now as Date_now } from "./bindings/Date";
 
 // @ts-ignore: decorator
@@ -129,32 +129,25 @@ export class Date {
   }
 
   setUTCSeconds(seconds: i32): void {
-    if (seconds < 0 || seconds > 59) throw new RangeError(E_VALUEOUTOFRANGE);
     this.setTime(this.epochMillis + (seconds - this.getUTCSeconds()) * MILLIS_PER_SECOND);
   }
 
   setUTCMinutes(minutes: i32): void {
-    if (minutes < 0 || minutes > 59) throw new RangeError(E_VALUEOUTOFRANGE);
     this.setTime(this.epochMillis + (minutes - this.getUTCMinutes()) * MILLIS_PER_MINUTE);
   }
 
   setUTCHours(hours: i32): void {
-    if (hours < 0 || hours > 23) throw new RangeError(E_VALUEOUTOFRANGE);
     this.setTime(this.epochMillis + (hours - this.getUTCHours()) * MILLIS_PER_HOUR);
   }
 
   setUTCDate(day: i32): void {
     if (this.day == day) return;
-    var year = this.year;
-    var month = this.month;
-    if (day < 1 || day > daysInMonth(year, month)) throw new RangeError(E_VALUEOUTOFRANGE);
     var ms = floorMod(this.epochMillis, MILLIS_PER_DAY);
-    this.setTime(i64(daysSinceEpoch(year, month, day)) * MILLIS_PER_DAY + ms);
+    this.setTime(i64(daysSinceEpoch(this.year, this.month, day)) * MILLIS_PER_DAY + ms);
   }
 
   setUTCMonth(month: i32): void {
     if (this.month == month) return;
-    if (month < 1 || month > 12) throw new RangeError(E_VALUEOUTOFRANGE);
     var ms = floorMod(this.epochMillis, MILLIS_PER_DAY);
     this.setTime(i64(daysSinceEpoch(this.year, month + 1, this.day)) * MILLIS_PER_DAY + ms);
   }
@@ -224,18 +217,6 @@ function epochMillis(
   return a - b * floorDiv<T>(a, b) as T;
 }
 
-// http://howardhinnant.github.io/date_algorithms.html#is_leap
-// @ts-ignore: decorator
-@inline function isLeap(y: i32): bool {
-  return y % 4 == 0 && (y % 100 != 0 || y % 400 == 0);
-}
-
-function daysInMonth(year: i32, month: i32): i32 {
-  return month == 2
-    ? 28 + i32(isLeap(year))
-    : 30 + ((month + i32(month >= 8)) & 1);
-}
-
 // @ts-ignore: decorator
 @inline function invalidDate(millis: i64): bool {
   return millis < -8640000000000000 || millis > 8640000000000000;
diff --git a/tests/compiler/std/date.optimized.wat b/tests/compiler/std/date.optimized.wat
index c524add736..10b1042595 100644
--- a/tests/compiler/std/date.optimized.wat
+++ b/tests/compiler/std/date.optimized.wat
@@ -30,80 +30,78 @@
  (data (i32.const 1448) "\01\00\00\00\14\00\00\00~\00l\00i\00b\00/\00r\00t\00.\00t\00s")
  (data (i32.const 1516) "<")
  (data (i32.const 1528) "\01\00\00\00\1e\00\00\00~\00l\00i\00b\00/\00r\00t\00/\00t\00l\00s\00f\00.\00t\00s")
- (data (i32.const 1580) "<")
- (data (i32.const 1592) "\01\00\00\00$\00\00\00V\00a\00l\00u\00e\00 \00o\00u\00t\00 \00o\00f\00 \00r\00a\00n\00g\00e")
- (data (i32.const 1644) "\1c")
- (data (i32.const 1656) "\01\00\00\00\02\00\00\00-")
- (data (i32.const 1676) "\1c")
- (data (i32.const 1688) "\01\00\00\00\02\00\00\00+")
- (data (i32.const 1708) "|")
- (data (i32.const 1720) "\01\00\00\00d\00\00\00t\00o\00S\00t\00r\00i\00n\00g\00(\00)\00 \00r\00a\00d\00i\00x\00 \00a\00r\00g\00u\00m\00e\00n\00t\00 \00m\00u\00s\00t\00 \00b\00e\00 \00b\00e\00t\00w\00e\00e\00n\00 \002\00 \00a\00n\00d\00 \003\006")
- (data (i32.const 1836) "<")
- (data (i32.const 1848) "\01\00\00\00&\00\00\00~\00l\00i\00b\00/\00u\00t\00i\00l\00/\00n\00u\00m\00b\00e\00r\00.\00t\00s")
- (data (i32.const 1900) "\1c")
- (data (i32.const 1912) "\01\00\00\00\02\00\00\000")
- (data (i32.const 1932) "\\")
- (data (i32.const 1944) "\01\00\00\00H\00\00\000\001\002\003\004\005\006\007\008\009\00a\00b\00c\00d\00e\00f\00g\00h\00i\00j\00k\00l\00m\00n\00o\00p\00q\00r\00s\00t\00u\00v\00w\00x\00y\00z")
+ (data (i32.const 1580) "\1c")
+ (data (i32.const 1592) "\01\00\00\00\02\00\00\00-")
+ (data (i32.const 1612) "\1c")
+ (data (i32.const 1624) "\01\00\00\00\02\00\00\00+")
+ (data (i32.const 1644) "|")
+ (data (i32.const 1656) "\01\00\00\00d\00\00\00t\00o\00S\00t\00r\00i\00n\00g\00(\00)\00 \00r\00a\00d\00i\00x\00 \00a\00r\00g\00u\00m\00e\00n\00t\00 \00m\00u\00s\00t\00 \00b\00e\00 \00b\00e\00t\00w\00e\00e\00n\00 \002\00 \00a\00n\00d\00 \003\006")
+ (data (i32.const 1772) "<")
+ (data (i32.const 1784) "\01\00\00\00&\00\00\00~\00l\00i\00b\00/\00u\00t\00i\00l\00/\00n\00u\00m\00b\00e\00r\00.\00t\00s")
+ (data (i32.const 1836) "\1c")
+ (data (i32.const 1848) "\01\00\00\00\02\00\00\000")
+ (data (i32.const 1868) "\\")
+ (data (i32.const 1880) "\01\00\00\00H\00\00\000\001\002\003\004\005\006\007\008\009\00a\00b\00c\00d\00e\00f\00g\00h\00i\00j\00k\00l\00m\00n\00o\00p\00q\00r\00s\00t\00u\00v\00w\00x\00y\00z")
+ (data (i32.const 1964) "\1c")
+ (data (i32.const 1976) "\01")
+ (data (i32.const 1996) "\1c")
+ (data (i32.const 2008) "\01\00\00\00\02\00\00\00T")
  (data (i32.const 2028) "\1c")
- (data (i32.const 2040) "\01")
+ (data (i32.const 2040) "\01\00\00\00\02\00\00\00:")
  (data (i32.const 2060) "\1c")
- (data (i32.const 2072) "\01\00\00\00\02\00\00\00T")
+ (data (i32.const 2072) "\01\00\00\00\02\00\00\00.")
  (data (i32.const 2092) "\1c")
- (data (i32.const 2104) "\01\00\00\00\02\00\00\00:")
- (data (i32.const 2124) "\1c")
- (data (i32.const 2136) "\01\00\00\00\02\00\00\00.")
- (data (i32.const 2156) "\1c")
- (data (i32.const 2168) "\01\00\00\00\02\00\00\00Z")
- (data (i32.const 2188) "L")
- (data (i32.const 2200) "\01\00\00\000\00\00\000\000\000\000\00-\000\001\00-\000\001\00T\000\000\00:\000\000\00:\000\000\00.\000\000\000\00Z")
- (data (i32.const 2268) "L")
- (data (i32.const 2280) "\01\00\00\006\00\00\00-\000\000\000\000\000\001\00-\001\002\00-\003\001\00T\002\003\00:\005\009\00:\005\009\00.\009\009\009\00Z")
- (data (i32.const 2348) "L")
- (data (i32.const 2360) "\01\00\00\000\00\00\000\000\000\001\00-\000\004\00-\000\007\00T\002\003\00:\000\006\00:\004\000\00.\000\000\000\00Z")
- (data (i32.const 2428) "L")
- (data (i32.const 2440) "\01\00\00\000\00\00\002\000\000\009\00-\000\001\00-\000\006\00T\000\008\00:\004\000\00:\003\001\00.\000\002\000\00Z")
- (data (i32.const 2508) "L")
- (data (i32.const 2520) "\01\00\00\000\00\00\002\000\000\009\00-\000\001\00-\000\006\00T\000\008\00:\004\000\00:\003\001\00.\004\005\006\00Z")
- (data (i32.const 2588) "L")
- (data (i32.const 2600) "\01\00\00\006\00\00\00+\000\001\002\001\008\004\00-\000\004\00-\000\008\00T\001\003\00:\000\007\00:\001\001\00.\000\002\000\00Z")
- (data (i32.const 2668) "L")
- (data (i32.const 2680) "\01\00\00\000\00\00\009\009\009\009\00-\001\002\00-\003\001\00T\002\003\00:\005\009\00:\005\009\00.\009\009\009\00Z")
- (data (i32.const 2748) "L")
- (data (i32.const 2760) "\01\00\00\006\00\00\00+\000\001\000\000\000\000\00-\000\001\00-\000\001\00T\000\000\00:\000\000\00:\000\000\00.\000\000\000\00Z")
- (data (i32.const 2828) "L")
- (data (i32.const 2840) "\01\00\00\006\00\00\00-\000\000\000\000\002\002\00-\000\006\00-\001\006\00T\001\007\00:\001\003\00:\005\000\00.\007\007\004\00Z")
- (data (i32.const 2908) ",")
- (data (i32.const 2920) "\01\00\00\00\14\00\00\001\009\007\006\00-\000\002\00-\000\002")
- (data (i32.const 2956) ",")
- (data (i32.const 2968) "\01\00\00\00\1c\00\00\00I\00n\00v\00a\00l\00i\00d\00 \00l\00e\00n\00g\00t\00h")
- (data (i32.const 3004) ",")
- (data (i32.const 3016) "\01\00\00\00\1a\00\00\00~\00l\00i\00b\00/\00a\00r\00r\00a\00y\00.\00t\00s")
- (data (i32.const 3052) "|")
- (data (i32.const 3064) "\01\00\00\00^\00\00\00E\00l\00e\00m\00e\00n\00t\00 \00t\00y\00p\00e\00 \00m\00u\00s\00t\00 \00b\00e\00 \00n\00u\00l\00l\00a\00b\00l\00e\00 \00i\00f\00 \00a\00r\00r\00a\00y\00 \00i\00s\00 \00h\00o\00l\00e\00y")
- (data (i32.const 3180) ",")
- (data (i32.const 3192) "\01\00\00\00\10\00\00\001\009\007\006\00-\002\00-\002")
- (data (i32.const 3228) ",")
- (data (i32.const 3240) "\01\00\00\00\14\00\00\002\003\004\005\00-\001\001\00-\000\004")
- (data (i32.const 3276) ",")
- (data (i32.const 3288) "\01\00\00\00\14\00\00\001\009\007\006\00-\000\004\00-\000\002")
- (data (i32.const 3324) ",")
- (data (i32.const 3336) "\01\00\00\00\10\00\00\007\006\00-\000\004\00-\000\002")
- (data (i32.const 3372) "<")
- (data (i32.const 3384) "\01\00\00\00&\00\00\001\009\007\006\00-\000\002\00-\000\002\00T\001\002\00:\003\004\00:\005\006")
- (data (i32.const 3436) "L")
- (data (i32.const 3448) "\01\00\00\00.\00\00\001\009\007\006\00-\000\002\00-\000\002\00T\001\002\00:\003\004\00:\005\006\00.\004\005\006")
- (data (i32.const 3516) "L")
- (data (i32.const 3528) "\01\00\00\000\00\00\001\009\007\006\00-\000\002\00-\000\002\00T\001\002\00:\003\004\00:\005\006\00.\004\005\006\00Z")
- (data (i32.const 3596) "L")
- (data (i32.const 3608) "\01\00\00\006\00\00\00-\002\007\001\008\002\001\00-\000\004\00-\002\000\00T\000\000\00:\000\000\00:\000\000\00.\000\000\000\00Z")
- (data (i32.const 3676) "L")
- (data (i32.const 3688) "\01\00\00\006\00\00\00+\002\007\005\007\006\000\00-\000\009\00-\001\003\00T\000\000\00:\000\000\00:\000\000\00.\000\000\000\00Z")
- (data (i32.const 3756) "L")
- (data (i32.const 3768) "\01\00\00\006\00\00\00+\002\007\005\007\006\000\00-\000\009\00-\001\002\00T\002\003\00:\005\009\00:\005\009\00.\009\009\009\00Z")
- (data (i32.const 3836) "L")
- (data (i32.const 3848) "\01\00\00\006\00\00\00-\002\007\001\008\002\001\00-\000\004\00-\002\000\00T\000\000\00:\000\000\00:\000\000\00.\000\000\001\00Z")
- (data (i32.const 3920) "\06\00\00\00 \00\00\00\00\00\00\00 ")
- (data (i32.const 3948) " \00\00\00\00\00\00\00\02A\00\00\00\00\00\00\02\t")
+ (data (i32.const 2104) "\01\00\00\00\02\00\00\00Z")
+ (data (i32.const 2124) "L")
+ (data (i32.const 2136) "\01\00\00\000\00\00\000\000\000\000\00-\000\001\00-\000\001\00T\000\000\00:\000\000\00:\000\000\00.\000\000\000\00Z")
+ (data (i32.const 2204) "L")
+ (data (i32.const 2216) "\01\00\00\006\00\00\00-\000\000\000\000\000\001\00-\001\002\00-\003\001\00T\002\003\00:\005\009\00:\005\009\00.\009\009\009\00Z")
+ (data (i32.const 2284) "L")
+ (data (i32.const 2296) "\01\00\00\000\00\00\000\000\000\001\00-\000\004\00-\000\007\00T\002\003\00:\000\006\00:\004\000\00.\000\000\000\00Z")
+ (data (i32.const 2364) "L")
+ (data (i32.const 2376) "\01\00\00\000\00\00\002\000\000\009\00-\000\001\00-\000\006\00T\000\008\00:\004\000\00:\003\001\00.\000\002\000\00Z")
+ (data (i32.const 2444) "L")
+ (data (i32.const 2456) "\01\00\00\000\00\00\002\000\000\009\00-\000\001\00-\000\006\00T\000\008\00:\004\000\00:\003\001\00.\004\005\006\00Z")
+ (data (i32.const 2524) "L")
+ (data (i32.const 2536) "\01\00\00\006\00\00\00+\000\001\002\001\008\004\00-\000\004\00-\000\008\00T\001\003\00:\000\007\00:\001\001\00.\000\002\000\00Z")
+ (data (i32.const 2604) "L")
+ (data (i32.const 2616) "\01\00\00\000\00\00\009\009\009\009\00-\001\002\00-\003\001\00T\002\003\00:\005\009\00:\005\009\00.\009\009\009\00Z")
+ (data (i32.const 2684) "L")
+ (data (i32.const 2696) "\01\00\00\006\00\00\00+\000\001\000\000\000\000\00-\000\001\00-\000\001\00T\000\000\00:\000\000\00:\000\000\00.\000\000\000\00Z")
+ (data (i32.const 2764) "L")
+ (data (i32.const 2776) "\01\00\00\006\00\00\00-\000\000\000\000\002\002\00-\000\006\00-\001\006\00T\001\007\00:\001\003\00:\005\000\00.\007\007\004\00Z")
+ (data (i32.const 2844) ",")
+ (data (i32.const 2856) "\01\00\00\00\14\00\00\001\009\007\006\00-\000\002\00-\000\002")
+ (data (i32.const 2892) ",")
+ (data (i32.const 2904) "\01\00\00\00\1c\00\00\00I\00n\00v\00a\00l\00i\00d\00 \00l\00e\00n\00g\00t\00h")
+ (data (i32.const 2940) ",")
+ (data (i32.const 2952) "\01\00\00\00\1a\00\00\00~\00l\00i\00b\00/\00a\00r\00r\00a\00y\00.\00t\00s")
+ (data (i32.const 2988) "|")
+ (data (i32.const 3000) "\01\00\00\00^\00\00\00E\00l\00e\00m\00e\00n\00t\00 \00t\00y\00p\00e\00 \00m\00u\00s\00t\00 \00b\00e\00 \00n\00u\00l\00l\00a\00b\00l\00e\00 \00i\00f\00 \00a\00r\00r\00a\00y\00 \00i\00s\00 \00h\00o\00l\00e\00y")
+ (data (i32.const 3116) ",")
+ (data (i32.const 3128) "\01\00\00\00\10\00\00\001\009\007\006\00-\002\00-\002")
+ (data (i32.const 3164) ",")
+ (data (i32.const 3176) "\01\00\00\00\14\00\00\002\003\004\005\00-\001\001\00-\000\004")
+ (data (i32.const 3212) ",")
+ (data (i32.const 3224) "\01\00\00\00\14\00\00\001\009\007\006\00-\000\004\00-\000\002")
+ (data (i32.const 3260) ",")
+ (data (i32.const 3272) "\01\00\00\00\10\00\00\007\006\00-\000\004\00-\000\002")
+ (data (i32.const 3308) "<")
+ (data (i32.const 3320) "\01\00\00\00&\00\00\001\009\007\006\00-\000\002\00-\000\002\00T\001\002\00:\003\004\00:\005\006")
+ (data (i32.const 3372) "L")
+ (data (i32.const 3384) "\01\00\00\00.\00\00\001\009\007\006\00-\000\002\00-\000\002\00T\001\002\00:\003\004\00:\005\006\00.\004\005\006")
+ (data (i32.const 3452) "L")
+ (data (i32.const 3464) "\01\00\00\000\00\00\001\009\007\006\00-\000\002\00-\000\002\00T\001\002\00:\003\004\00:\005\006\00.\004\005\006\00Z")
+ (data (i32.const 3532) "L")
+ (data (i32.const 3544) "\01\00\00\006\00\00\00-\002\007\001\008\002\001\00-\000\004\00-\002\000\00T\000\000\00:\000\000\00:\000\000\00.\000\000\000\00Z")
+ (data (i32.const 3612) "L")
+ (data (i32.const 3624) "\01\00\00\006\00\00\00+\002\007\005\007\006\000\00-\000\009\00-\001\003\00T\000\000\00:\000\000\00:\000\000\00.\000\000\000\00Z")
+ (data (i32.const 3692) "L")
+ (data (i32.const 3704) "\01\00\00\006\00\00\00+\002\007\005\007\006\000\00-\000\009\00-\001\002\00T\002\003\00:\005\009\00:\005\009\00.\009\009\009\00Z")
+ (data (i32.const 3772) "L")
+ (data (i32.const 3784) "\01\00\00\006\00\00\00-\002\007\001\008\002\001\00-\000\004\00-\002\000\00T\000\000\00:\000\000\00:\000\000\00.\000\000\001\00Z")
+ (data (i32.const 3856) "\06\00\00\00 \00\00\00\00\00\00\00 ")
+ (data (i32.const 3884) " \00\00\00\00\00\00\00\02A\00\00\00\00\00\00\02\t")
  (global $~lib/date/_day (mut i32) (i32.const 0))
  (global $~lib/date/_month (mut i32) (i32.const 0))
  (global $~lib/rt/itcms/total (mut i32) (i32.const 0))
@@ -116,7 +114,7 @@
  (global $~lib/rt/itcms/white (mut i32) (i32.const 0))
  (global $~lib/rt/itcms/fromSpace (mut i32) (i32.const 0))
  (global $~lib/rt/tlsf/ROOT (mut i32) (i32.const 0))
- (global $~lib/memory/__stack_pointer (mut i32) (i32.const 20356))
+ (global $~lib/memory/__stack_pointer (mut i32) (i32.const 20292))
  (global $~started (mut i32) (i32.const 0))
  (export "memory" (memory $0))
  (export "_start" (func $~start))
@@ -322,17 +320,15 @@
   (local $1 i32)
   i32.const 1392
   call $~lib/rt/itcms/__visit
-  i32.const 1600
-  call $~lib/rt/itcms/__visit
-  i32.const 2976
+  i32.const 2912
   call $~lib/rt/itcms/__visit
-  i32.const 3072
+  i32.const 3008
   call $~lib/rt/itcms/__visit
   i32.const 1200
   call $~lib/rt/itcms/__visit
   i32.const 1104
   call $~lib/rt/itcms/__visit
-  i32.const 1952
+  i32.const 1888
   call $~lib/rt/itcms/__visit
   global.get $~lib/rt/itcms/pinSpace
   local.tee $1
@@ -444,7 +440,7 @@
    if
     i32.const 0
     local.get $0
-    i32.const 20356
+    i32.const 20292
     i32.lt_u
     local.get $0
     i32.load offset=8
@@ -490,7 +486,7 @@
    i32.const 1
   else
    local.get $1
-   i32.const 3920
+   i32.const 3856
    i32.load
    i32.gt_u
    if
@@ -504,7 +500,7 @@
    local.get $1
    i32.const 3
    i32.shl
-   i32.const 3924
+   i32.const 3860
    i32.add
    i32.load
    i32.const 32
@@ -1078,10 +1074,10 @@
   if
    unreachable
   end
-  i32.const 20368
+  i32.const 20304
   i32.const 0
   i32.store
-  i32.const 21936
+  i32.const 21872
   i32.const 0
   i32.store
   loop $for-loop|0
@@ -1092,7 +1088,7 @@
     local.get $1
     i32.const 2
     i32.shl
-    i32.const 20368
+    i32.const 20304
     i32.add
     i32.const 0
     i32.store offset=4
@@ -1110,7 +1106,7 @@
       i32.add
       i32.const 2
       i32.shl
-      i32.const 20368
+      i32.const 20304
       i32.add
       i32.const 0
       i32.store offset=96
@@ -1128,13 +1124,13 @@
     br $for-loop|0
    end
   end
-  i32.const 20368
-  i32.const 21940
+  i32.const 20304
+  i32.const 21876
   memory.size
   i32.const 16
   i32.shl
   call $~lib/rt/tlsf/addMemory
-  i32.const 20368
+  i32.const 20304
   global.set $~lib/rt/tlsf/ROOT
  )
  (func $~lib/rt/itcms/step (result i32)
@@ -1213,7 +1209,7 @@
       local.set $0
       loop $while-continue|0
        local.get $0
-       i32.const 20356
+       i32.const 20292
        i32.lt_u
        if
         local.get $0
@@ -1303,7 +1299,7 @@
       unreachable
      end
      local.get $0
-     i32.const 20356
+     i32.const 20292
      i32.lt_u
      if
       local.get $0
@@ -1326,7 +1322,7 @@
       i32.const 4
       i32.add
       local.tee $1
-      i32.const 20356
+      i32.const 20292
       i32.ge_u
       if
        global.get $~lib/rt/tlsf/ROOT
@@ -2131,22 +2127,6 @@
   call $~lib/date/Date#setTime
  )
  (func $~lib/date/Date#setUTCSeconds (param $0 i32) (param $1 i32)
-  i32.const 1
-  local.get $1
-  i32.const 59
-  i32.gt_s
-  local.get $1
-  i32.const 0
-  i32.lt_s
-  select
-  if
-   i32.const 1600
-   i32.const 1152
-   i32.const 132
-   i32.const 38
-   call $~lib/builtins/abort
-   unreachable
-  end
   local.get $0
   local.get $0
   i64.load offset=16
@@ -2161,22 +2141,6 @@
   call $~lib/date/Date#setTime
  )
  (func $~lib/date/Date#setUTCMinutes (param $0 i32) (param $1 i32)
-  i32.const 1
-  local.get $1
-  i32.const 59
-  i32.gt_s
-  local.get $1
-  i32.const 0
-  i32.lt_s
-  select
-  if
-   i32.const 1600
-   i32.const 1152
-   i32.const 137
-   i32.const 38
-   call $~lib/builtins/abort
-   unreachable
-  end
   local.get $0
   local.get $0
   i64.load offset=16
@@ -2191,22 +2155,6 @@
   call $~lib/date/Date#setTime
  )
  (func $~lib/date/Date#setUTCHours (param $0 i32) (param $1 i32)
-  i32.const 1
-  local.get $1
-  i32.const 23
-  i32.gt_s
-  local.get $1
-  i32.const 0
-  i32.lt_s
-  select
-  if
-   i32.const 1600
-   i32.const 1152
-   i32.const 142
-   i32.const 34
-   call $~lib/builtins/abort
-   unreachable
-  end
   local.get $0
   local.get $0
   i64.load offset=16
@@ -2221,9 +2169,7 @@
   call $~lib/date/Date#setTime
  )
  (func $~lib/date/Date#setUTCDate (param $0 i32) (param $1 i32)
-  (local $2 i32)
-  (local $3 i32)
-  (local $4 i64)
+  (local $2 i64)
   local.get $1
   local.get $0
   i32.load offset=8
@@ -2231,65 +2177,15 @@
   if
    return
   end
-  i32.const 1
-  local.get $1
-  i32.const 0
-  i32.const 1
   local.get $0
-  i32.load
+  local.get $0
+  i64.load offset=16
   local.tee $2
-  i32.const 400
-  i32.rem_s
-  i32.eqz
   local.get $2
-  i32.const 100
-  i32.rem_s
-  select
   local.get $2
-  i32.const 3
-  i32.and
-  select
-  i32.const 0
-  i32.ne
-  i32.const 28
-  i32.add
-  local.get $0
-  i32.load offset=4
-  local.tee $3
-  i32.const 8
-  i32.ge_s
-  local.get $3
-  i32.add
-  i32.const 1
-  i32.and
-  i32.const 30
-  i32.add
-  local.get $3
-  i32.const 2
-  i32.eq
-  select
-  i32.gt_s
-  local.get $1
-  i32.const 1
-  i32.lt_s
-  select
-  if
-   i32.const 1600
-   i32.const 1152
-   i32.const 150
-   i32.const 52
-   call $~lib/builtins/abort
-   unreachable
-  end
-  local.get $0
-  local.get $0
-  i64.load offset=16
-  local.tee $4
-  local.get $4
-  local.get $4
   i64.const 86399999
   i64.sub
-  local.get $4
+  local.get $2
   i64.const 0
   i64.ge_s
   select
@@ -2298,8 +2194,10 @@
   i64.const 86400000
   i64.mul
   i64.sub
-  local.get $2
-  local.get $3
+  local.get $0
+  i32.load
+  local.get $0
+  i32.load offset=4
   local.get $1
   call $~lib/date/daysSinceEpoch
   i64.extend_i32_s
@@ -2317,22 +2215,6 @@
   if
    return
   end
-  i32.const 1
-  local.get $1
-  i32.const 12
-  i32.gt_s
-  local.get $1
-  i32.const 1
-  i32.lt_s
-  select
-  if
-   i32.const 1600
-   i32.const 1152
-   i32.const 157
-   i32.const 34
-   call $~lib/builtins/abort
-   unreachable
-  end
   local.get $0
   local.get $0
   i64.load offset=16
@@ -2422,7 +2304,7 @@
     i32.const 4
     i32.add
     global.set $~lib/memory/__stack_pointer
-    i32.const 1920
+    i32.const 1856
     local.set $0
     br $__inlined_func$~lib/util/number/itoa32
    end
@@ -2732,7 +2614,7 @@
     i32.const 4
     i32.add
     global.set $~lib/memory/__stack_pointer
-    i32.const 2048
+    i32.const 1984
     local.set $0
     br $__inlined_func$~lib/string/String#concat
    end
@@ -3045,8 +2927,8 @@
    i32.const 268435455
    i32.gt_u
    if
-    i32.const 2976
-    i32.const 3024
+    i32.const 2912
+    i32.const 2960
     i32.const 14
     i32.const 48
     call $~lib/builtins/abort
@@ -3490,11 +3372,11 @@
  )
  (func $~stack_check
   global.get $~lib/memory/__stack_pointer
-  i32.const 3972
+  i32.const 3908
   i32.lt_s
   if
-   i32.const 20384
-   i32.const 20432
+   i32.const 20320
+   i32.const 20368
    i32.const 1
    i32.const 1
    call $~lib/builtins/abort
@@ -3568,8 +3450,8 @@
   if
    global.get $~lib/memory/__stack_pointer
    global.get $~lib/memory/__stack_pointer
-   i32.const 1664
-   i32.const 1696
+   i32.const 1600
+   i32.const 1632
    local.get $2
    select
    local.tee $2
@@ -3588,7 +3470,7 @@
    local.get $1
    i32.store offset=8
    global.get $~lib/memory/__stack_pointer
-   i32.const 1920
+   i32.const 1856
    i32.store offset=12
    local.get $1
    i32.const 6
@@ -3611,7 +3493,7 @@
    local.get $1
    i32.store
    global.get $~lib/memory/__stack_pointer
-   i32.const 1920
+   i32.const 1856
    i32.store offset=8
    local.get $1
    i32.const 4
@@ -3620,10 +3502,10 @@
    i32.store offset=16
   end
   global.get $~lib/memory/__stack_pointer
-  i32.const 1664
+  i32.const 1600
   i32.store offset=100
   local.get $1
-  i32.const 1664
+  i32.const 1600
   call $~lib/string/String.__concat
   local.set $1
   global.get $~lib/memory/__stack_pointer
@@ -3637,7 +3519,7 @@
   local.get $2
   i32.store offset=104
   global.get $~lib/memory/__stack_pointer
-  i32.const 1920
+  i32.const 1856
   i32.store offset=108
   local.get $2
   i32.const 2
@@ -3654,10 +3536,10 @@
   local.get $1
   i32.store offset=84
   global.get $~lib/memory/__stack_pointer
-  i32.const 1664
+  i32.const 1600
   i32.store offset=88
   local.get $1
-  i32.const 1664
+  i32.const 1600
   call $~lib/string/String.__concat
   local.set $1
   global.get $~lib/memory/__stack_pointer
@@ -3671,7 +3553,7 @@
   local.get $2
   i32.store offset=84
   global.get $~lib/memory/__stack_pointer
-  i32.const 1920
+  i32.const 1856
   i32.store offset=92
   local.get $2
   i32.const 2
@@ -3688,10 +3570,10 @@
   local.get $1
   i32.store offset=68
   global.get $~lib/memory/__stack_pointer
-  i32.const 2080
+  i32.const 2016
   i32.store offset=72
   local.get $1
-  i32.const 2080
+  i32.const 2016
   call $~lib/string/String.__concat
   local.set $1
   global.get $~lib/memory/__stack_pointer
@@ -3705,7 +3587,7 @@
   local.get $2
   i32.store offset=68
   global.get $~lib/memory/__stack_pointer
-  i32.const 1920
+  i32.const 1856
   i32.store offset=76
   local.get $2
   i32.const 2
@@ -3722,10 +3604,10 @@
   local.get $1
   i32.store offset=52
   global.get $~lib/memory/__stack_pointer
-  i32.const 2112
+  i32.const 2048
   i32.store offset=56
   local.get $1
-  i32.const 2112
+  i32.const 2048
   call $~lib/string/String.__concat
   local.set $1
   global.get $~lib/memory/__stack_pointer
@@ -3739,7 +3621,7 @@
   local.get $2
   i32.store offset=52
   global.get $~lib/memory/__stack_pointer
-  i32.const 1920
+  i32.const 1856
   i32.store offset=60
   local.get $2
   i32.const 2
@@ -3756,10 +3638,10 @@
   local.get $1
   i32.store offset=36
   global.get $~lib/memory/__stack_pointer
-  i32.const 2112
+  i32.const 2048
   i32.store offset=40
   local.get $1
-  i32.const 2112
+  i32.const 2048
   call $~lib/string/String.__concat
   local.set $1
   global.get $~lib/memory/__stack_pointer
@@ -3773,7 +3655,7 @@
   local.get $2
   i32.store offset=36
   global.get $~lib/memory/__stack_pointer
-  i32.const 1920
+  i32.const 1856
   i32.store offset=44
   local.get $2
   i32.const 2
@@ -3790,10 +3672,10 @@
   local.get $1
   i32.store offset=12
   global.get $~lib/memory/__stack_pointer
-  i32.const 2144
+  i32.const 2080
   i32.store offset=24
   local.get $1
-  i32.const 2144
+  i32.const 2080
   call $~lib/string/String.__concat
   local.set $1
   global.get $~lib/memory/__stack_pointer
@@ -3807,7 +3689,7 @@
   local.get $0
   i32.store offset=12
   global.get $~lib/memory/__stack_pointer
-  i32.const 1920
+  i32.const 1856
   i32.store offset=28
   local.get $0
   i32.const 3
@@ -3824,10 +3706,10 @@
   local.get $0
   i32.store
   global.get $~lib/memory/__stack_pointer
-  i32.const 2176
+  i32.const 2112
   i32.store offset=4
   local.get $0
-  i32.const 2176
+  i32.const 2112
   call $~lib/string/String.__concat
   global.get $~lib/memory/__stack_pointer
   i32.const 112
@@ -3911,7 +3793,7 @@
        i32.store offset=4
        local.get $0
        i32.load offset=4
-       i32.const 2048
+       i32.const 1984
        i32.store
        br $folding-inner1
       end
@@ -4020,10 +3902,10 @@
         call $~lib/array/Array<~lib/string/String>#push
        else
         global.get $~lib/memory/__stack_pointer
-        i32.const 2048
+        i32.const 1984
         i32.store offset=20
         local.get $2
-        i32.const 2048
+        i32.const 1984
         call $~lib/array/Array<~lib/string/String>#push
        end
        local.get $9
@@ -4077,10 +3959,10 @@
       call $~lib/array/Array<~lib/string/String>#push
      else
       global.get $~lib/memory/__stack_pointer
-      i32.const 2048
+      i32.const 1984
       i32.store offset=20
       local.get $2
-      i32.const 2048
+      i32.const 1984
       call $~lib/array/Array<~lib/string/String>#push
      end
      global.get $~lib/memory/__stack_pointer
@@ -4134,10 +4016,10 @@
   local.get $0
   local.set $1
   global.get $~lib/memory/__stack_pointer
-  i32.const 2080
+  i32.const 2016
   i32.store
   local.get $0
-  i32.const 2080
+  i32.const 2016
   i32.const 0
   call $~lib/string/String#indexOf
   local.tee $2
@@ -4161,11 +4043,11 @@
    local.tee $0
    i32.store offset=8
    global.get $~lib/memory/__stack_pointer
-   i32.const 2112
+   i32.const 2048
    i32.store
    global.get $~lib/memory/__stack_pointer
    local.get $0
-   i32.const 2112
+   i32.const 2048
    call $~lib/string/String#split
    local.tee $0
    i32.store offset=12
@@ -4196,10 +4078,10 @@
    local.tee $0
    i32.store offset=20
    global.get $~lib/memory/__stack_pointer
-   i32.const 2144
+   i32.const 2080
    i32.store
    local.get $0
-   i32.const 2144
+   i32.const 2080
    i32.const 0
    call $~lib/string/String#indexOf
    local.tee $2
@@ -4237,11 +4119,11 @@
    end
   end
   global.get $~lib/memory/__stack_pointer
-  i32.const 1664
+  i32.const 1600
   i32.store
   global.get $~lib/memory/__stack_pointer
   local.get $1
-  i32.const 1664
+  i32.const 1600
   call $~lib/string/String#split
   local.tee $0
   i32.store offset=24
@@ -4416,7 +4298,7 @@
   memory.size
   i32.const 16
   i32.shl
-  i32.const 20356
+  i32.const 20292
   i32.sub
   i32.const 1
   i32.shr_u
@@ -4717,6 +4599,56 @@
    call $~lib/builtins/abort
    unreachable
   end
+  local.get $0
+  i32.const 2000
+  call $~lib/date/Date#setUTCMilliseconds
+  local.get $0
+  call $~lib/date/Date#getUTCMilliseconds
+  if
+   i32.const 0
+   i32.const 1056
+   i32.const 62
+   i32.const 3
+   call $~lib/builtins/abort
+   unreachable
+  end
+  local.get $0
+  i64.load offset=16
+  i64.const 399464523965000
+  i64.ne
+  if
+   i32.const 0
+   i32.const 1056
+   i32.const 63
+   i32.const 3
+   call $~lib/builtins/abort
+   unreachable
+  end
+  local.get $0
+  i32.const -2000
+  call $~lib/date/Date#setUTCMilliseconds
+  local.get $0
+  call $~lib/date/Date#getUTCMilliseconds
+  if
+   i32.const 0
+   i32.const 1056
+   i32.const 65
+   i32.const 3
+   call $~lib/builtins/abort
+   unreachable
+  end
+  local.get $0
+  i64.load offset=16
+  i64.const 399464523963000
+  i64.ne
+  if
+   i32.const 0
+   i32.const 1056
+   i32.const 66
+   i32.const 3
+   call $~lib/builtins/abort
+   unreachable
+  end
   global.get $~lib/memory/__stack_pointer
   i64.const 372027318331986
   call $~lib/date/Date#constructor
@@ -4729,7 +4661,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 65
+   i32.const 72
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -4744,7 +4676,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 67
+   i32.const 74
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -4759,7 +4691,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 69
+   i32.const 76
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -4774,7 +4706,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 72
+   i32.const 79
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -4789,7 +4721,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 74
+   i32.const 81
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -4806,7 +4738,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 80
+   i32.const 87
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -4821,7 +4753,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 82
+   i32.const 89
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -4836,7 +4768,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 84
+   i32.const 91
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -4851,7 +4783,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 87
+   i32.const 94
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -4866,7 +4798,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 89
+   i32.const 96
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -4883,7 +4815,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 95
+   i32.const 102
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -4898,7 +4830,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 97
+   i32.const 104
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -4913,7 +4845,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 99
+   i32.const 106
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -4928,7 +4860,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 102
+   i32.const 109
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -4943,7 +4875,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 104
+   i32.const 111
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -4960,7 +4892,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 110
+   i32.const 117
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -4972,7 +4904,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 111
+   i32.const 118
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -4987,7 +4919,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 115
+   i32.const 122
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5002,7 +4934,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 117
+   i32.const 124
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5041,7 +4973,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 135
+   i32.const 142
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5053,7 +4985,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 136
+   i32.const 143
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5065,7 +4997,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 137
+   i32.const 144
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5077,7 +5009,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 138
+   i32.const 145
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5089,7 +5021,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 139
+   i32.const 146
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5109,7 +5041,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 143
+   i32.const 150
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5124,7 +5056,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 145
+   i32.const 152
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5139,7 +5071,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 148
+   i32.const 155
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5154,7 +5086,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 151
+   i32.const 158
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5169,7 +5101,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 154
+   i32.const 161
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5184,7 +5116,47 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 157
+   i32.const 164
+   i32.const 3
+   call $~lib/builtins/abort
+   unreachable
+  end
+  global.get $~lib/memory/__stack_pointer
+  i64.const 123814991274
+  call $~lib/date/Date#constructor
+  local.tee $0
+  i32.store
+  local.get $0
+  i32.const -2208
+  call $~lib/date/Date#setUTCDate
+  local.get $0
+  i64.load offset=16
+  i64.const -67301808726
+  i64.ne
+  if
+   i32.const 0
+   i32.const 1056
+   i32.const 168
+   i32.const 3
+   call $~lib/builtins/abort
+   unreachable
+  end
+  global.get $~lib/memory/__stack_pointer
+  i64.const 123814991274
+  call $~lib/date/Date#constructor
+  local.tee $0
+  i32.store
+  local.get $0
+  i32.const 2208
+  call $~lib/date/Date#setUTCDate
+  local.get $0
+  i64.load offset=16
+  i64.const 314240591274
+  i64.ne
+  if
+   i32.const 0
+   i32.const 1056
+   i32.const 172
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5201,7 +5173,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 163
+   i32.const 178
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5216,7 +5188,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 165
+   i32.const 180
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5231,7 +5203,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 167
+   i32.const 182
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5254,7 +5226,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 176
+   i32.const 191
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5269,7 +5241,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 178
+   i32.const 193
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5284,7 +5256,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 180
+   i32.const 195
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5301,16 +5273,16 @@
   local.get $0
   i32.store offset=4
   global.get $~lib/memory/__stack_pointer
-  i32.const 2208
+  i32.const 2144
   i32.store offset=8
   local.get $0
-  i32.const 2208
+  i32.const 2144
   call $~lib/string/String.__eq
   i32.eqz
   if
    i32.const 0
    i32.const 1056
-   i32.const 186
+   i32.const 201
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5327,16 +5299,16 @@
   local.get $0
   i32.store offset=4
   global.get $~lib/memory/__stack_pointer
-  i32.const 2288
+  i32.const 2224
   i32.store offset=8
   local.get $0
-  i32.const 2288
+  i32.const 2224
   call $~lib/string/String.__eq
   i32.eqz
   if
    i32.const 0
    i32.const 1056
-   i32.const 188
+   i32.const 203
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5353,16 +5325,16 @@
   local.get $0
   i32.store offset=4
   global.get $~lib/memory/__stack_pointer
-  i32.const 2368
+  i32.const 2304
   i32.store offset=8
   local.get $0
-  i32.const 2368
+  i32.const 2304
   call $~lib/string/String.__eq
   i32.eqz
   if
    i32.const 0
    i32.const 1056
-   i32.const 190
+   i32.const 205
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5379,16 +5351,16 @@
   local.get $0
   i32.store offset=4
   global.get $~lib/memory/__stack_pointer
-  i32.const 2448
+  i32.const 2384
   i32.store offset=8
   local.get $0
-  i32.const 2448
+  i32.const 2384
   call $~lib/string/String.__eq
   i32.eqz
   if
    i32.const 0
    i32.const 1056
-   i32.const 192
+   i32.const 207
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5405,16 +5377,16 @@
   local.get $0
   i32.store offset=4
   global.get $~lib/memory/__stack_pointer
-  i32.const 2528
+  i32.const 2464
   i32.store offset=8
   local.get $0
-  i32.const 2528
+  i32.const 2464
   call $~lib/string/String.__eq
   i32.eqz
   if
    i32.const 0
    i32.const 1056
-   i32.const 194
+   i32.const 209
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5431,16 +5403,16 @@
   local.get $0
   i32.store offset=4
   global.get $~lib/memory/__stack_pointer
-  i32.const 2608
+  i32.const 2544
   i32.store offset=8
   local.get $0
-  i32.const 2608
+  i32.const 2544
   call $~lib/string/String.__eq
   i32.eqz
   if
    i32.const 0
    i32.const 1056
-   i32.const 196
+   i32.const 211
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5457,16 +5429,16 @@
   local.get $0
   i32.store offset=4
   global.get $~lib/memory/__stack_pointer
-  i32.const 2688
+  i32.const 2624
   i32.store offset=8
   local.get $0
-  i32.const 2688
+  i32.const 2624
   call $~lib/string/String.__eq
   i32.eqz
   if
    i32.const 0
    i32.const 1056
-   i32.const 198
+   i32.const 213
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5483,16 +5455,16 @@
   local.get $0
   i32.store offset=4
   global.get $~lib/memory/__stack_pointer
-  i32.const 2768
+  i32.const 2704
   i32.store offset=8
   local.get $0
-  i32.const 2768
+  i32.const 2704
   call $~lib/string/String.__eq
   i32.eqz
   if
    i32.const 0
    i32.const 1056
-   i32.const 200
+   i32.const 215
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5509,25 +5481,25 @@
   local.get $0
   i32.store offset=4
   global.get $~lib/memory/__stack_pointer
-  i32.const 2848
+  i32.const 2784
   i32.store offset=8
   local.get $0
-  i32.const 2848
+  i32.const 2784
   call $~lib/string/String.__eq
   i32.eqz
   if
    i32.const 0
    i32.const 1056
-   i32.const 202
+   i32.const 217
    i32.const 3
    call $~lib/builtins/abort
    unreachable
   end
   global.get $~lib/memory/__stack_pointer
-  i32.const 2928
+  i32.const 2864
   i32.store offset=4
   global.get $~lib/memory/__stack_pointer
-  i32.const 2928
+  i32.const 2864
   call $~lib/date/Date.fromString
   local.tee $0
   i32.store
@@ -5538,16 +5510,16 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 209
+   i32.const 224
    i32.const 3
    call $~lib/builtins/abort
    unreachable
   end
   global.get $~lib/memory/__stack_pointer
-  i32.const 3200
+  i32.const 3136
   i32.store offset=4
   global.get $~lib/memory/__stack_pointer
-  i32.const 3200
+  i32.const 3136
   call $~lib/date/Date.fromString
   local.tee $0
   i32.store
@@ -5558,16 +5530,16 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 211
+   i32.const 226
    i32.const 3
    call $~lib/builtins/abort
    unreachable
   end
   global.get $~lib/memory/__stack_pointer
-  i32.const 3248
+  i32.const 3184
   i32.store offset=4
   global.get $~lib/memory/__stack_pointer
-  i32.const 3248
+  i32.const 3184
   call $~lib/date/Date.fromString
   local.tee $0
   i32.store
@@ -5578,15 +5550,15 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 213
+   i32.const 228
    i32.const 3
    call $~lib/builtins/abort
    unreachable
   end
   global.get $~lib/memory/__stack_pointer
-  i32.const 3296
+  i32.const 3232
   i32.store offset=8
-  i32.const 3296
+  i32.const 3232
   call $~lib/date/Date.fromString
   local.set $0
   global.get $~lib/memory/__stack_pointer
@@ -5595,9 +5567,9 @@
   local.get $0
   i64.load offset=16
   global.get $~lib/memory/__stack_pointer
-  i32.const 3344
+  i32.const 3280
   i32.store offset=8
-  i32.const 3344
+  i32.const 3280
   call $~lib/date/Date.fromString
   local.set $0
   global.get $~lib/memory/__stack_pointer
@@ -5609,16 +5581,16 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 216
+   i32.const 231
    i32.const 3
    call $~lib/builtins/abort
    unreachable
   end
   global.get $~lib/memory/__stack_pointer
-  i32.const 3392
+  i32.const 3328
   i32.store offset=4
   global.get $~lib/memory/__stack_pointer
-  i32.const 3392
+  i32.const 3328
   call $~lib/date/Date.fromString
   local.tee $0
   i32.store
@@ -5629,16 +5601,16 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 223
+   i32.const 238
    i32.const 3
    call $~lib/builtins/abort
    unreachable
   end
   global.get $~lib/memory/__stack_pointer
-  i32.const 3456
+  i32.const 3392
   i32.store offset=4
   global.get $~lib/memory/__stack_pointer
-  i32.const 3456
+  i32.const 3392
   call $~lib/date/Date.fromString
   local.tee $0
   i32.store
@@ -5649,16 +5621,16 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 227
+   i32.const 242
    i32.const 3
    call $~lib/builtins/abort
    unreachable
   end
   global.get $~lib/memory/__stack_pointer
-  i32.const 3536
+  i32.const 3472
   i32.store offset=4
   global.get $~lib/memory/__stack_pointer
-  i32.const 3536
+  i32.const 3472
   call $~lib/date/Date.fromString
   local.tee $0
   i32.store
@@ -5669,7 +5641,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 231
+   i32.const 246
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5691,7 +5663,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 239
+   i32.const 254
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5703,7 +5675,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 240
+   i32.const 255
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5715,7 +5687,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 242
+   i32.const 257
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5727,7 +5699,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 243
+   i32.const 258
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5739,7 +5711,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 245
+   i32.const 260
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5751,7 +5723,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 246
+   i32.const 261
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5763,7 +5735,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 248
+   i32.const 263
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5775,7 +5747,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 249
+   i32.const 264
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5787,16 +5759,16 @@
   local.get $0
   i32.store offset=4
   global.get $~lib/memory/__stack_pointer
-  i32.const 3616
+  i32.const 3552
   i32.store offset=8
   local.get $0
-  i32.const 3616
+  i32.const 3552
   call $~lib/string/String.__eq
   i32.eqz
   if
    i32.const 0
    i32.const 1056
-   i32.const 251
+   i32.const 266
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5808,16 +5780,16 @@
   local.get $0
   i32.store offset=4
   global.get $~lib/memory/__stack_pointer
-  i32.const 3696
+  i32.const 3632
   i32.store offset=8
   local.get $0
-  i32.const 3696
+  i32.const 3632
   call $~lib/string/String.__eq
   i32.eqz
   if
    i32.const 0
    i32.const 1056
-   i32.const 252
+   i32.const 267
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5839,7 +5811,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 257
+   i32.const 272
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5851,7 +5823,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 258
+   i32.const 273
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5863,7 +5835,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 259
+   i32.const 274
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5873,7 +5845,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 260
+   i32.const 275
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5883,7 +5855,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 261
+   i32.const 276
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5893,7 +5865,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 262
+   i32.const 277
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5905,7 +5877,7 @@
   if
    i32.const 0
    i32.const 1056
-   i32.const 263
+   i32.const 278
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5917,16 +5889,16 @@
   local.get $1
   i32.store offset=4
   global.get $~lib/memory/__stack_pointer
-  i32.const 3776
+  i32.const 3712
   i32.store offset=8
   local.get $1
-  i32.const 3776
+  i32.const 3712
   call $~lib/string/String.__eq
   i32.eqz
   if
    i32.const 0
    i32.const 1056
-   i32.const 265
+   i32.const 280
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -5938,16 +5910,16 @@
   local.get $0
   i32.store offset=4
   global.get $~lib/memory/__stack_pointer
-  i32.const 3856
+  i32.const 3792
   i32.store offset=8
   local.get $0
-  i32.const 3856
+  i32.const 3792
   call $~lib/string/String.__eq
   i32.eqz
   if
    i32.const 0
    i32.const 1056
-   i32.const 266
+   i32.const 281
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -6043,7 +6015,7 @@
   i32.const 0
   i32.store
   i32.const 1
-  i32.const 1916
+  i32.const 1852
   i32.load
   i32.const 1
   i32.shr_u
@@ -6104,7 +6076,7 @@
      local.get $1
      local.get $4
      i32.add
-     i32.const 1920
+     i32.const 1856
      local.get $3
      call $~lib/memory/memory.copy
      local.get $3
@@ -6117,14 +6089,14 @@
    local.get $1
    local.get $6
    i32.add
-   i32.const 1920
+   i32.const 1856
    local.get $2
    local.get $6
    i32.sub
    call $~lib/memory/memory.copy
   else
    local.get $1
-   i32.const 1920
+   i32.const 1856
    local.get $2
    call $~lib/memory/memory.copy
   end
@@ -6207,7 +6179,7 @@
    i32.const 4
    i32.add
    global.set $~lib/memory/__stack_pointer
-   i32.const 2048
+   i32.const 1984
    return
   end
   i32.const 0
@@ -6305,7 +6277,7 @@
   i32.ge_u
   if
    i32.const 1392
-   i32.const 3024
+   i32.const 2960
    i32.const 92
    i32.const 42
    call $~lib/builtins/abort
@@ -6324,8 +6296,8 @@
   local.get $0
   i32.eqz
   if
-   i32.const 3072
-   i32.const 3024
+   i32.const 3008
+   i32.const 2960
    i32.const 96
    i32.const 40
    call $~lib/builtins/abort
diff --git a/tests/compiler/std/date.ts b/tests/compiler/std/date.ts
index acfd8b9f54..b8c4ebdfd9 100644
--- a/tests/compiler/std/date.ts
+++ b/tests/compiler/std/date.ts
@@ -52,11 +52,18 @@
   assert(date.getUTCMilliseconds() == 12);
   date.setUTCMilliseconds(568);
   assert(date.getUTCMilliseconds() == 568);
-  // test boundaries
+  // test in boundaries
   date.setUTCMilliseconds(0);
   assert(date.getTime() == 399464523963000);
   date.setUTCMilliseconds(999);
   assert(date.getTime() == 399464523963999);
+  // test out of boundaries
+  date.setUTCMilliseconds(2000);
+  assert(date.getUTCMilliseconds() == 0);
+  assert(date.getTime() == 399464523965000);
+  date.setUTCMilliseconds(-2000);
+  assert(date.getUTCMilliseconds() == 0);
+  assert(date.getTime() == 399464523963000);
 }
 
 // Date#setUTCSeconds //////////////////////////////////////////////////////////////////////////////
@@ -155,6 +162,14 @@
 
   date.setUTCMilliseconds(60 * 60 * 1000 + 1);
   assert(date.getTime() == 1362117600001);
+
+  date = new Date(123814991274);
+  date.setUTCDate(-2208);
+  assert(date.getTime() == -67301808726);
+
+  date = new Date(123814991274);
+  date.setUTCDate(2208);
+  assert(date.getTime() == 314240591274);
 }
 
 // Date#setUTCMonth ////////////////////////////////////////////////////////////////////////////////
diff --git a/tests/compiler/std/date.untouched.wat b/tests/compiler/std/date.untouched.wat
index 0c7edad64f..496e836c26 100644
--- a/tests/compiler/std/date.untouched.wat
+++ b/tests/compiler/std/date.untouched.wat
@@ -31,45 +31,44 @@
  (data (i32.const 412) ",\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\14\00\00\00~\00l\00i\00b\00/\00r\00t\00.\00t\00s\00\00\00\00\00\00\00\00\00")
  (data (i32.const 464) "\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00")
  (data (i32.const 492) "<\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\1e\00\00\00~\00l\00i\00b\00/\00r\00t\00/\00t\00l\00s\00f\00.\00t\00s\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00")
- (data (i32.const 556) "<\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00$\00\00\00V\00a\00l\00u\00e\00 \00o\00u\00t\00 \00o\00f\00 \00r\00a\00n\00g\00e\00\00\00\00\00\00\00\00\00")
- (data (i32.const 620) "\1c\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\02\00\00\00-\00\00\00\00\00\00\00\00\00\00\00")
- (data (i32.const 652) "\1c\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\02\00\00\00+\00\00\00\00\00\00\00\00\00\00\00")
- (data (i32.const 684) "|\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00d\00\00\00t\00o\00S\00t\00r\00i\00n\00g\00(\00)\00 \00r\00a\00d\00i\00x\00 \00a\00r\00g\00u\00m\00e\00n\00t\00 \00m\00u\00s\00t\00 \00b\00e\00 \00b\00e\00t\00w\00e\00e\00n\00 \002\00 \00a\00n\00d\00 \003\006\00\00\00\00\00\00\00\00\00")
- (data (i32.const 812) "<\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00&\00\00\00~\00l\00i\00b\00/\00u\00t\00i\00l\00/\00n\00u\00m\00b\00e\00r\00.\00t\00s\00\00\00\00\00\00\00")
- (data (i32.const 876) "\1c\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\02\00\00\000\00\00\00\00\00\00\00\00\00\00\00")
- (data (i32.const 908) "0\000\000\001\000\002\000\003\000\004\000\005\000\006\000\007\000\008\000\009\001\000\001\001\001\002\001\003\001\004\001\005\001\006\001\007\001\008\001\009\002\000\002\001\002\002\002\003\002\004\002\005\002\006\002\007\002\008\002\009\003\000\003\001\003\002\003\003\003\004\003\005\003\006\003\007\003\008\003\009\004\000\004\001\004\002\004\003\004\004\004\005\004\006\004\007\004\008\004\009\005\000\005\001\005\002\005\003\005\004\005\005\005\006\005\007\005\008\005\009\006\000\006\001\006\002\006\003\006\004\006\005\006\006\006\007\006\008\006\009\007\000\007\001\007\002\007\003\007\004\007\005\007\006\007\007\007\008\007\009\008\000\008\001\008\002\008\003\008\004\008\005\008\006\008\007\008\008\008\009\009\000\009\001\009\002\009\003\009\004\009\005\009\006\009\007\009\008\009\009\00")
- (data (i32.const 1308) "\1c\04\00\00\00\00\00\00\00\00\00\00\01\00\00\00\00\04\00\000\000\000\001\000\002\000\003\000\004\000\005\000\006\000\007\000\008\000\009\000\00a\000\00b\000\00c\000\00d\000\00e\000\00f\001\000\001\001\001\002\001\003\001\004\001\005\001\006\001\007\001\008\001\009\001\00a\001\00b\001\00c\001\00d\001\00e\001\00f\002\000\002\001\002\002\002\003\002\004\002\005\002\006\002\007\002\008\002\009\002\00a\002\00b\002\00c\002\00d\002\00e\002\00f\003\000\003\001\003\002\003\003\003\004\003\005\003\006\003\007\003\008\003\009\003\00a\003\00b\003\00c\003\00d\003\00e\003\00f\004\000\004\001\004\002\004\003\004\004\004\005\004\006\004\007\004\008\004\009\004\00a\004\00b\004\00c\004\00d\004\00e\004\00f\005\000\005\001\005\002\005\003\005\004\005\005\005\006\005\007\005\008\005\009\005\00a\005\00b\005\00c\005\00d\005\00e\005\00f\006\000\006\001\006\002\006\003\006\004\006\005\006\006\006\007\006\008\006\009\006\00a\006\00b\006\00c\006\00d\006\00e\006\00f\007\000\007\001\007\002\007\003\007\004\007\005\007\006\007\007\007\008\007\009\007\00a\007\00b\007\00c\007\00d\007\00e\007\00f\008\000\008\001\008\002\008\003\008\004\008\005\008\006\008\007\008\008\008\009\008\00a\008\00b\008\00c\008\00d\008\00e\008\00f\009\000\009\001\009\002\009\003\009\004\009\005\009\006\009\007\009\008\009\009\009\00a\009\00b\009\00c\009\00d\009\00e\009\00f\00a\000\00a\001\00a\002\00a\003\00a\004\00a\005\00a\006\00a\007\00a\008\00a\009\00a\00a\00a\00b\00a\00c\00a\00d\00a\00e\00a\00f\00b\000\00b\001\00b\002\00b\003\00b\004\00b\005\00b\006\00b\007\00b\008\00b\009\00b\00a\00b\00b\00b\00c\00b\00d\00b\00e\00b\00f\00c\000\00c\001\00c\002\00c\003\00c\004\00c\005\00c\006\00c\007\00c\008\00c\009\00c\00a\00c\00b\00c\00c\00c\00d\00c\00e\00c\00f\00d\000\00d\001\00d\002\00d\003\00d\004\00d\005\00d\006\00d\007\00d\008\00d\009\00d\00a\00d\00b\00d\00c\00d\00d\00d\00e\00d\00f\00e\000\00e\001\00e\002\00e\003\00e\004\00e\005\00e\006\00e\007\00e\008\00e\009\00e\00a\00e\00b\00e\00c\00e\00d\00e\00e\00e\00f\00f\000\00f\001\00f\002\00f\003\00f\004\00f\005\00f\006\00f\007\00f\008\00f\009\00f\00a\00f\00b\00f\00c\00f\00d\00f\00e\00f\00f\00\00\00\00\00\00\00\00\00\00\00\00\00")
- (data (i32.const 2364) "\\\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00H\00\00\000\001\002\003\004\005\006\007\008\009\00a\00b\00c\00d\00e\00f\00g\00h\00i\00j\00k\00l\00m\00n\00o\00p\00q\00r\00s\00t\00u\00v\00w\00x\00y\00z\00\00\00\00\00")
- (data (i32.const 2460) "\1c\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00")
- (data (i32.const 2492) "\1c\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\02\00\00\00T\00\00\00\00\00\00\00\00\00\00\00")
- (data (i32.const 2524) "\1c\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\02\00\00\00:\00\00\00\00\00\00\00\00\00\00\00")
- (data (i32.const 2556) "\1c\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\02\00\00\00.\00\00\00\00\00\00\00\00\00\00\00")
- (data (i32.const 2588) "\1c\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\02\00\00\00Z\00\00\00\00\00\00\00\00\00\00\00")
- (data (i32.const 2620) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\000\00\00\000\000\000\000\00-\000\001\00-\000\001\00T\000\000\00:\000\000\00:\000\000\00.\000\000\000\00Z\00\00\00\00\00\00\00\00\00\00\00\00\00")
- (data (i32.const 2700) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\006\00\00\00-\000\000\000\000\000\001\00-\001\002\00-\003\001\00T\002\003\00:\005\009\00:\005\009\00.\009\009\009\00Z\00\00\00\00\00\00\00")
- (data (i32.const 2780) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\000\00\00\000\000\000\001\00-\000\004\00-\000\007\00T\002\003\00:\000\006\00:\004\000\00.\000\000\000\00Z\00\00\00\00\00\00\00\00\00\00\00\00\00")
- (data (i32.const 2860) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\000\00\00\002\000\000\009\00-\000\001\00-\000\006\00T\000\008\00:\004\000\00:\003\001\00.\000\002\000\00Z\00\00\00\00\00\00\00\00\00\00\00\00\00")
- (data (i32.const 2940) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\000\00\00\002\000\000\009\00-\000\001\00-\000\006\00T\000\008\00:\004\000\00:\003\001\00.\004\005\006\00Z\00\00\00\00\00\00\00\00\00\00\00\00\00")
- (data (i32.const 3020) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\006\00\00\00+\000\001\002\001\008\004\00-\000\004\00-\000\008\00T\001\003\00:\000\007\00:\001\001\00.\000\002\000\00Z\00\00\00\00\00\00\00")
- (data (i32.const 3100) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\000\00\00\009\009\009\009\00-\001\002\00-\003\001\00T\002\003\00:\005\009\00:\005\009\00.\009\009\009\00Z\00\00\00\00\00\00\00\00\00\00\00\00\00")
- (data (i32.const 3180) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\006\00\00\00+\000\001\000\000\000\000\00-\000\001\00-\000\001\00T\000\000\00:\000\000\00:\000\000\00.\000\000\000\00Z\00\00\00\00\00\00\00")
- (data (i32.const 3260) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\006\00\00\00-\000\000\000\000\002\002\00-\000\006\00-\001\006\00T\001\007\00:\001\003\00:\005\000\00.\007\007\004\00Z\00\00\00\00\00\00\00")
- (data (i32.const 3340) ",\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\14\00\00\001\009\007\006\00-\000\002\00-\000\002\00\00\00\00\00\00\00\00\00")
- (data (i32.const 3388) ",\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\1c\00\00\00I\00n\00v\00a\00l\00i\00d\00 \00l\00e\00n\00g\00t\00h\00")
- (data (i32.const 3436) ",\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\1a\00\00\00~\00l\00i\00b\00/\00a\00r\00r\00a\00y\00.\00t\00s\00\00\00")
- (data (i32.const 3484) "|\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00^\00\00\00E\00l\00e\00m\00e\00n\00t\00 \00t\00y\00p\00e\00 \00m\00u\00s\00t\00 \00b\00e\00 \00n\00u\00l\00l\00a\00b\00l\00e\00 \00i\00f\00 \00a\00r\00r\00a\00y\00 \00i\00s\00 \00h\00o\00l\00e\00y\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00")
- (data (i32.const 3612) ",\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\10\00\00\001\009\007\006\00-\002\00-\002\00\00\00\00\00\00\00\00\00\00\00\00\00")
- (data (i32.const 3660) ",\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\14\00\00\002\003\004\005\00-\001\001\00-\000\004\00\00\00\00\00\00\00\00\00")
- (data (i32.const 3708) ",\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\14\00\00\001\009\007\006\00-\000\004\00-\000\002\00\00\00\00\00\00\00\00\00")
- (data (i32.const 3756) ",\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\10\00\00\007\006\00-\000\004\00-\000\002\00\00\00\00\00\00\00\00\00\00\00\00\00")
- (data (i32.const 3804) "<\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00&\00\00\001\009\007\006\00-\000\002\00-\000\002\00T\001\002\00:\003\004\00:\005\006\00\00\00\00\00\00\00")
- (data (i32.const 3868) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00.\00\00\001\009\007\006\00-\000\002\00-\000\002\00T\001\002\00:\003\004\00:\005\006\00.\004\005\006\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00")
- (data (i32.const 3948) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\000\00\00\001\009\007\006\00-\000\002\00-\000\002\00T\001\002\00:\003\004\00:\005\006\00.\004\005\006\00Z\00\00\00\00\00\00\00\00\00\00\00\00\00")
- (data (i32.const 4028) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\006\00\00\00-\002\007\001\008\002\001\00-\000\004\00-\002\000\00T\000\000\00:\000\000\00:\000\000\00.\000\000\000\00Z\00\00\00\00\00\00\00")
- (data (i32.const 4108) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\006\00\00\00+\002\007\005\007\006\000\00-\000\009\00-\001\003\00T\000\000\00:\000\000\00:\000\000\00.\000\000\000\00Z\00\00\00\00\00\00\00")
- (data (i32.const 4188) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\006\00\00\00+\002\007\005\007\006\000\00-\000\009\00-\001\002\00T\002\003\00:\005\009\00:\005\009\00.\009\009\009\00Z\00\00\00\00\00\00\00")
- (data (i32.const 4268) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\006\00\00\00-\002\007\001\008\002\001\00-\000\004\00-\002\000\00T\000\000\00:\000\000\00:\000\000\00.\000\000\001\00Z\00\00\00\00\00\00\00")
- (data (i32.const 4352) "\06\00\00\00 \00\00\00\00\00\00\00 \00\00\00\00\00\00\00\00\00\00\00\00\00\00\00 \00\00\00\00\00\00\00\02A\00\00\00\00\00\00\02\t\00\00\00\00\00\00")
+ (data (i32.const 556) "\1c\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\02\00\00\00-\00\00\00\00\00\00\00\00\00\00\00")
+ (data (i32.const 588) "\1c\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\02\00\00\00+\00\00\00\00\00\00\00\00\00\00\00")
+ (data (i32.const 620) "|\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00d\00\00\00t\00o\00S\00t\00r\00i\00n\00g\00(\00)\00 \00r\00a\00d\00i\00x\00 \00a\00r\00g\00u\00m\00e\00n\00t\00 \00m\00u\00s\00t\00 \00b\00e\00 \00b\00e\00t\00w\00e\00e\00n\00 \002\00 \00a\00n\00d\00 \003\006\00\00\00\00\00\00\00\00\00")
+ (data (i32.const 748) "<\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00&\00\00\00~\00l\00i\00b\00/\00u\00t\00i\00l\00/\00n\00u\00m\00b\00e\00r\00.\00t\00s\00\00\00\00\00\00\00")
+ (data (i32.const 812) "\1c\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\02\00\00\000\00\00\00\00\00\00\00\00\00\00\00")
+ (data (i32.const 844) "0\000\000\001\000\002\000\003\000\004\000\005\000\006\000\007\000\008\000\009\001\000\001\001\001\002\001\003\001\004\001\005\001\006\001\007\001\008\001\009\002\000\002\001\002\002\002\003\002\004\002\005\002\006\002\007\002\008\002\009\003\000\003\001\003\002\003\003\003\004\003\005\003\006\003\007\003\008\003\009\004\000\004\001\004\002\004\003\004\004\004\005\004\006\004\007\004\008\004\009\005\000\005\001\005\002\005\003\005\004\005\005\005\006\005\007\005\008\005\009\006\000\006\001\006\002\006\003\006\004\006\005\006\006\006\007\006\008\006\009\007\000\007\001\007\002\007\003\007\004\007\005\007\006\007\007\007\008\007\009\008\000\008\001\008\002\008\003\008\004\008\005\008\006\008\007\008\008\008\009\009\000\009\001\009\002\009\003\009\004\009\005\009\006\009\007\009\008\009\009\00")
+ (data (i32.const 1244) "\1c\04\00\00\00\00\00\00\00\00\00\00\01\00\00\00\00\04\00\000\000\000\001\000\002\000\003\000\004\000\005\000\006\000\007\000\008\000\009\000\00a\000\00b\000\00c\000\00d\000\00e\000\00f\001\000\001\001\001\002\001\003\001\004\001\005\001\006\001\007\001\008\001\009\001\00a\001\00b\001\00c\001\00d\001\00e\001\00f\002\000\002\001\002\002\002\003\002\004\002\005\002\006\002\007\002\008\002\009\002\00a\002\00b\002\00c\002\00d\002\00e\002\00f\003\000\003\001\003\002\003\003\003\004\003\005\003\006\003\007\003\008\003\009\003\00a\003\00b\003\00c\003\00d\003\00e\003\00f\004\000\004\001\004\002\004\003\004\004\004\005\004\006\004\007\004\008\004\009\004\00a\004\00b\004\00c\004\00d\004\00e\004\00f\005\000\005\001\005\002\005\003\005\004\005\005\005\006\005\007\005\008\005\009\005\00a\005\00b\005\00c\005\00d\005\00e\005\00f\006\000\006\001\006\002\006\003\006\004\006\005\006\006\006\007\006\008\006\009\006\00a\006\00b\006\00c\006\00d\006\00e\006\00f\007\000\007\001\007\002\007\003\007\004\007\005\007\006\007\007\007\008\007\009\007\00a\007\00b\007\00c\007\00d\007\00e\007\00f\008\000\008\001\008\002\008\003\008\004\008\005\008\006\008\007\008\008\008\009\008\00a\008\00b\008\00c\008\00d\008\00e\008\00f\009\000\009\001\009\002\009\003\009\004\009\005\009\006\009\007\009\008\009\009\009\00a\009\00b\009\00c\009\00d\009\00e\009\00f\00a\000\00a\001\00a\002\00a\003\00a\004\00a\005\00a\006\00a\007\00a\008\00a\009\00a\00a\00a\00b\00a\00c\00a\00d\00a\00e\00a\00f\00b\000\00b\001\00b\002\00b\003\00b\004\00b\005\00b\006\00b\007\00b\008\00b\009\00b\00a\00b\00b\00b\00c\00b\00d\00b\00e\00b\00f\00c\000\00c\001\00c\002\00c\003\00c\004\00c\005\00c\006\00c\007\00c\008\00c\009\00c\00a\00c\00b\00c\00c\00c\00d\00c\00e\00c\00f\00d\000\00d\001\00d\002\00d\003\00d\004\00d\005\00d\006\00d\007\00d\008\00d\009\00d\00a\00d\00b\00d\00c\00d\00d\00d\00e\00d\00f\00e\000\00e\001\00e\002\00e\003\00e\004\00e\005\00e\006\00e\007\00e\008\00e\009\00e\00a\00e\00b\00e\00c\00e\00d\00e\00e\00e\00f\00f\000\00f\001\00f\002\00f\003\00f\004\00f\005\00f\006\00f\007\00f\008\00f\009\00f\00a\00f\00b\00f\00c\00f\00d\00f\00e\00f\00f\00\00\00\00\00\00\00\00\00\00\00\00\00")
+ (data (i32.const 2300) "\\\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00H\00\00\000\001\002\003\004\005\006\007\008\009\00a\00b\00c\00d\00e\00f\00g\00h\00i\00j\00k\00l\00m\00n\00o\00p\00q\00r\00s\00t\00u\00v\00w\00x\00y\00z\00\00\00\00\00")
+ (data (i32.const 2396) "\1c\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00")
+ (data (i32.const 2428) "\1c\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\02\00\00\00T\00\00\00\00\00\00\00\00\00\00\00")
+ (data (i32.const 2460) "\1c\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\02\00\00\00:\00\00\00\00\00\00\00\00\00\00\00")
+ (data (i32.const 2492) "\1c\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\02\00\00\00.\00\00\00\00\00\00\00\00\00\00\00")
+ (data (i32.const 2524) "\1c\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\02\00\00\00Z\00\00\00\00\00\00\00\00\00\00\00")
+ (data (i32.const 2556) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\000\00\00\000\000\000\000\00-\000\001\00-\000\001\00T\000\000\00:\000\000\00:\000\000\00.\000\000\000\00Z\00\00\00\00\00\00\00\00\00\00\00\00\00")
+ (data (i32.const 2636) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\006\00\00\00-\000\000\000\000\000\001\00-\001\002\00-\003\001\00T\002\003\00:\005\009\00:\005\009\00.\009\009\009\00Z\00\00\00\00\00\00\00")
+ (data (i32.const 2716) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\000\00\00\000\000\000\001\00-\000\004\00-\000\007\00T\002\003\00:\000\006\00:\004\000\00.\000\000\000\00Z\00\00\00\00\00\00\00\00\00\00\00\00\00")
+ (data (i32.const 2796) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\000\00\00\002\000\000\009\00-\000\001\00-\000\006\00T\000\008\00:\004\000\00:\003\001\00.\000\002\000\00Z\00\00\00\00\00\00\00\00\00\00\00\00\00")
+ (data (i32.const 2876) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\000\00\00\002\000\000\009\00-\000\001\00-\000\006\00T\000\008\00:\004\000\00:\003\001\00.\004\005\006\00Z\00\00\00\00\00\00\00\00\00\00\00\00\00")
+ (data (i32.const 2956) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\006\00\00\00+\000\001\002\001\008\004\00-\000\004\00-\000\008\00T\001\003\00:\000\007\00:\001\001\00.\000\002\000\00Z\00\00\00\00\00\00\00")
+ (data (i32.const 3036) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\000\00\00\009\009\009\009\00-\001\002\00-\003\001\00T\002\003\00:\005\009\00:\005\009\00.\009\009\009\00Z\00\00\00\00\00\00\00\00\00\00\00\00\00")
+ (data (i32.const 3116) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\006\00\00\00+\000\001\000\000\000\000\00-\000\001\00-\000\001\00T\000\000\00:\000\000\00:\000\000\00.\000\000\000\00Z\00\00\00\00\00\00\00")
+ (data (i32.const 3196) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\006\00\00\00-\000\000\000\000\002\002\00-\000\006\00-\001\006\00T\001\007\00:\001\003\00:\005\000\00.\007\007\004\00Z\00\00\00\00\00\00\00")
+ (data (i32.const 3276) ",\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\14\00\00\001\009\007\006\00-\000\002\00-\000\002\00\00\00\00\00\00\00\00\00")
+ (data (i32.const 3324) ",\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\1c\00\00\00I\00n\00v\00a\00l\00i\00d\00 \00l\00e\00n\00g\00t\00h\00")
+ (data (i32.const 3372) ",\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\1a\00\00\00~\00l\00i\00b\00/\00a\00r\00r\00a\00y\00.\00t\00s\00\00\00")
+ (data (i32.const 3420) "|\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00^\00\00\00E\00l\00e\00m\00e\00n\00t\00 \00t\00y\00p\00e\00 \00m\00u\00s\00t\00 \00b\00e\00 \00n\00u\00l\00l\00a\00b\00l\00e\00 \00i\00f\00 \00a\00r\00r\00a\00y\00 \00i\00s\00 \00h\00o\00l\00e\00y\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00")
+ (data (i32.const 3548) ",\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\10\00\00\001\009\007\006\00-\002\00-\002\00\00\00\00\00\00\00\00\00\00\00\00\00")
+ (data (i32.const 3596) ",\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\14\00\00\002\003\004\005\00-\001\001\00-\000\004\00\00\00\00\00\00\00\00\00")
+ (data (i32.const 3644) ",\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\14\00\00\001\009\007\006\00-\000\004\00-\000\002\00\00\00\00\00\00\00\00\00")
+ (data (i32.const 3692) ",\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\10\00\00\007\006\00-\000\004\00-\000\002\00\00\00\00\00\00\00\00\00\00\00\00\00")
+ (data (i32.const 3740) "<\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00&\00\00\001\009\007\006\00-\000\002\00-\000\002\00T\001\002\00:\003\004\00:\005\006\00\00\00\00\00\00\00")
+ (data (i32.const 3804) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00.\00\00\001\009\007\006\00-\000\002\00-\000\002\00T\001\002\00:\003\004\00:\005\006\00.\004\005\006\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00")
+ (data (i32.const 3884) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\000\00\00\001\009\007\006\00-\000\002\00-\000\002\00T\001\002\00:\003\004\00:\005\006\00.\004\005\006\00Z\00\00\00\00\00\00\00\00\00\00\00\00\00")
+ (data (i32.const 3964) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\006\00\00\00-\002\007\001\008\002\001\00-\000\004\00-\002\000\00T\000\000\00:\000\000\00:\000\000\00.\000\000\000\00Z\00\00\00\00\00\00\00")
+ (data (i32.const 4044) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\006\00\00\00+\002\007\005\007\006\000\00-\000\009\00-\001\003\00T\000\000\00:\000\000\00:\000\000\00.\000\000\000\00Z\00\00\00\00\00\00\00")
+ (data (i32.const 4124) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\006\00\00\00+\002\007\005\007\006\000\00-\000\009\00-\001\002\00T\002\003\00:\005\009\00:\005\009\00.\009\009\009\00Z\00\00\00\00\00\00\00")
+ (data (i32.const 4204) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\006\00\00\00-\002\007\001\008\002\001\00-\000\004\00-\002\000\00T\000\000\00:\000\000\00:\000\000\00.\000\000\001\00Z\00\00\00\00\00\00\00")
+ (data (i32.const 4288) "\06\00\00\00 \00\00\00\00\00\00\00 \00\00\00\00\00\00\00\00\00\00\00\00\00\00\00 \00\00\00\00\00\00\00\02A\00\00\00\00\00\00\02\t\00\00\00\00\00\00")
  (table $0 1 funcref)
  (global $~lib/date/_day (mut i32) (i32.const 0))
  (global $~lib/date/_month (mut i32) (i32.const 0))
@@ -86,10 +85,10 @@
  (global $~lib/ASC_LOW_MEMORY_LIMIT i32 (i32.const 0))
  (global $~lib/ASC_SHRINK_LEVEL i32 (i32.const 0))
  (global $~lib/builtins/i32.MAX_VALUE i32 (i32.const 2147483647))
- (global $~lib/rt/__rtti_base i32 (i32.const 4352))
- (global $~lib/memory/__data_end i32 (i32.const 4404))
- (global $~lib/memory/__stack_pointer (mut i32) (i32.const 20788))
- (global $~lib/memory/__heap_base i32 (i32.const 20788))
+ (global $~lib/rt/__rtti_base i32 (i32.const 4288))
+ (global $~lib/memory/__data_end i32 (i32.const 4340))
+ (global $~lib/memory/__stack_pointer (mut i32) (i32.const 20724))
+ (global $~lib/memory/__heap_base i32 (i32.const 20724))
  (global $~started (mut i32) (i32.const 0))
  (export "memory" (memory $0))
  (export "_start" (func $~start))
@@ -2892,24 +2891,6 @@
   drop
  )
  (func $~lib/date/Date#setUTCSeconds (param $0 i32) (param $1 i32)
-  local.get $1
-  i32.const 0
-  i32.lt_s
-  if (result i32)
-   i32.const 1
-  else
-   local.get $1
-   i32.const 59
-   i32.gt_s
-  end
-  if
-   i32.const 576
-   i32.const 128
-   i32.const 132
-   i32.const 38
-   call $~lib/builtins/abort
-   unreachable
-  end
   local.get $0
   local.get $0
   i64.load offset=16
@@ -2925,24 +2906,6 @@
   drop
  )
  (func $~lib/date/Date#setUTCMinutes (param $0 i32) (param $1 i32)
-  local.get $1
-  i32.const 0
-  i32.lt_s
-  if (result i32)
-   i32.const 1
-  else
-   local.get $1
-   i32.const 59
-   i32.gt_s
-  end
-  if
-   i32.const 576
-   i32.const 128
-   i32.const 137
-   i32.const 38
-   call $~lib/builtins/abort
-   unreachable
-  end
   local.get $0
   local.get $0
   i64.load offset=16
@@ -2958,24 +2921,6 @@
   drop
  )
  (func $~lib/date/Date#setUTCHours (param $0 i32) (param $1 i32)
-  local.get $1
-  i32.const 0
-  i32.lt_s
-  if (result i32)
-   i32.const 1
-  else
-   local.get $1
-   i32.const 23
-   i32.gt_s
-  end
-  if
-   i32.const 576
-   i32.const 128
-   i32.const 142
-   i32.const 34
-   call $~lib/builtins/abort
-   unreachable
-  end
   local.get $0
   local.get $0
   i64.load offset=16
@@ -2990,61 +2935,12 @@
   call $~lib/date/Date#setTime
   drop
  )
- (func $~lib/date/daysInMonth (param $0 i32) (param $1 i32) (result i32)
-  (local $2 i32)
-  local.get $1
-  i32.const 2
-  i32.eq
-  if (result i32)
-   i32.const 28
-   local.get $0
-   local.set $2
-   local.get $2
-   i32.const 4
-   i32.rem_s
-   i32.const 0
-   i32.eq
-   if (result i32)
-    local.get $2
-    i32.const 100
-    i32.rem_s
-    i32.const 0
-    i32.ne
-    if (result i32)
-     i32.const 1
-    else
-     local.get $2
-     i32.const 400
-     i32.rem_s
-     i32.const 0
-     i32.eq
-    end
-   else
-    i32.const 0
-   end
-   i32.const 0
-   i32.ne
-   i32.add
-  else
-   i32.const 30
-   local.get $1
-   local.get $1
-   i32.const 8
-   i32.ge_s
-   i32.add
-   i32.const 1
-   i32.and
-   i32.add
-  end
- )
  (func $~lib/date/Date#setUTCDate (param $0 i32) (param $1 i32)
-  (local $2 i32)
-  (local $3 i32)
+  (local $2 i64)
+  (local $3 i64)
   (local $4 i64)
   (local $5 i64)
   (local $6 i64)
-  (local $7 i64)
-  (local $8 i64)
   local.get $0
   i32.load offset=8
   local.get $1
@@ -3053,69 +2949,45 @@
    return
   end
   local.get $0
-  i32.load
-  local.set $2
-  local.get $0
-  i32.load offset=4
-  local.set $3
-  local.get $1
-  i32.const 1
-  i32.lt_s
-  if (result i32)
-   i32.const 1
-  else
-   local.get $1
-   local.get $2
-   local.get $3
-   call $~lib/date/daysInMonth
-   i32.gt_s
-  end
-  if
-   i32.const 576
-   i32.const 128
-   i32.const 150
-   i32.const 52
-   call $~lib/builtins/abort
-   unreachable
-  end
-  local.get $0
   i64.load offset=16
-  local.set $5
+  local.set $3
   i32.const 86400000
   i64.extend_i32_s
+  local.set $2
+  local.get $3
+  local.get $2
+  local.get $3
+  local.set $5
+  local.get $2
   local.set $4
   local.get $5
-  local.get $4
-  local.get $5
-  local.set $7
-  local.get $4
-  local.set $6
-  local.get $7
   i64.const 0
   i64.ge_s
   if (result i64)
-   local.get $7
+   local.get $5
   else
-   local.get $7
-   local.get $6
+   local.get $5
+   local.get $4
    i64.sub
    i64.const 1
    i64.add
   end
-  local.get $6
+  local.get $4
   i64.div_s
   i64.mul
   i64.sub
-  local.set $8
+  local.set $6
   local.get $0
-  local.get $2
-  local.get $3
+  local.get $0
+  i32.load
+  local.get $0
+  i32.load offset=4
   local.get $1
   call $~lib/date/daysSinceEpoch
   i64.extend_i32_s
   i64.const 86400000
   i64.mul
-  local.get $8
+  local.get $6
   i64.add
   call $~lib/date/Date#setTime
   drop
@@ -3133,24 +3005,6 @@
   if
    return
   end
-  local.get $1
-  i32.const 1
-  i32.lt_s
-  if (result i32)
-   i32.const 1
-  else
-   local.get $1
-   i32.const 12
-   i32.gt_s
-  end
-  if
-   i32.const 576
-   i32.const 128
-   i32.const 157
-   i32.const 34
-   call $~lib/builtins/abort
-   unreachable
-  end
   local.get $0
   i64.load offset=16
   local.set $3
@@ -3344,14 +3198,14 @@
     i32.const 100
     i32.rem_u
     local.set $7
-    i32.const 908
+    i32.const 844
     local.get $6
     i32.const 2
     i32.shl
     i32.add
     i64.load32_u
     local.set $8
-    i32.const 908
+    i32.const 844
     local.get $7
     i32.const 2
     i32.shl
@@ -3394,7 +3248,7 @@
    i32.const 2
    i32.sub
    local.set $2
-   i32.const 908
+   i32.const 844
    local.get $10
    i32.const 2
    i32.shl
@@ -3417,7 +3271,7 @@
    i32.const 2
    i32.sub
    local.set $2
-   i32.const 908
+   i32.const 844
    local.get $1
    i32.const 2
    i32.shl
@@ -3467,7 +3321,7 @@
     i32.const 1
     i32.shl
     i32.add
-    i32.const 1328
+    i32.const 1264
     local.get $1
     i32.wrap_i64
     i32.const 255
@@ -3489,7 +3343,7 @@
   i32.and
   if
    local.get $0
-   i32.const 1328
+   i32.const 1264
    local.get $1
    i32.wrap_i64
    i32.const 6
@@ -3612,7 +3466,7 @@
     i32.const 1
     i32.shl
     i32.add
-    i32.const 2384
+    i32.const 2320
     local.get $1
     local.get $6
     i64.and
@@ -3648,7 +3502,7 @@
     i32.const 1
     i32.shl
     i32.add
-    i32.const 2384
+    i32.const 2320
     local.get $1
     local.get $6
     local.get $4
@@ -5357,8 +5211,8 @@
    i32.shr_u
    i32.gt_u
    if
-    i32.const 3408
-    i32.const 3456
+    i32.const 3344
+    i32.const 3392
     i32.const 14
     i32.const 48
     call $~lib/builtins/abort
@@ -5837,13 +5691,10 @@
   i32.const 368
   local.get $0
   call $~lib/rt/itcms/__visit
-  i32.const 576
+  i32.const 3344
   local.get $0
   call $~lib/rt/itcms/__visit
-  i32.const 3408
-  local.get $0
-  call $~lib/rt/itcms/__visit
-  i32.const 3504
+  i32.const 3440
   local.get $0
   call $~lib/rt/itcms/__visit
   i32.const 176
@@ -5852,10 +5703,10 @@
   i32.const 80
   local.get $0
   call $~lib/rt/itcms/__visit
-  i32.const 1328
+  i32.const 1264
   local.get $0
   call $~lib/rt/itcms/__visit
-  i32.const 2384
+  i32.const 2320
   local.get $0
   call $~lib/rt/itcms/__visit
  )
@@ -5984,8 +5835,8 @@
   global.get $~lib/memory/__data_end
   i32.lt_s
   if
-   i32.const 20816
-   i32.const 20864
+   i32.const 20752
+   i32.const 20800
    i32.const 1
    i32.const 1
    call $~lib/builtins/abort
@@ -6065,9 +5916,9 @@
    global.get $~lib/memory/__stack_pointer
    local.get $3
    if (result i32)
-    i32.const 640
+    i32.const 576
    else
-    i32.const 672
+    i32.const 608
    end
    local.set $6
    global.get $~lib/memory/__stack_pointer
@@ -6091,7 +5942,7 @@
    i32.store offset=8
    local.get $6
    i32.const 6
-   i32.const 896
+   i32.const 832
    local.set $6
    global.get $~lib/memory/__stack_pointer
    local.get $6
@@ -6117,7 +5968,7 @@
    i32.store
    local.get $6
    i32.const 4
-   i32.const 896
+   i32.const 832
    local.set $6
    global.get $~lib/memory/__stack_pointer
    local.get $6
@@ -6128,7 +5979,7 @@
    i32.store offset=16
   end
   local.get $1
-  i32.const 640
+  i32.const 576
   local.set $6
   global.get $~lib/memory/__stack_pointer
   local.get $6
@@ -6150,7 +6001,7 @@
   i32.store offset=104
   local.get $6
   i32.const 2
-  i32.const 896
+  i32.const 832
   local.set $6
   global.get $~lib/memory/__stack_pointer
   local.get $6
@@ -6168,7 +6019,7 @@
   local.get $6
   i32.store offset=84
   local.get $6
-  i32.const 640
+  i32.const 576
   local.set $6
   global.get $~lib/memory/__stack_pointer
   local.get $6
@@ -6190,7 +6041,7 @@
   i32.store offset=84
   local.get $6
   i32.const 2
-  i32.const 896
+  i32.const 832
   local.set $6
   global.get $~lib/memory/__stack_pointer
   local.get $6
@@ -6208,7 +6059,7 @@
   local.get $6
   i32.store offset=68
   local.get $6
-  i32.const 2512
+  i32.const 2448
   local.set $6
   global.get $~lib/memory/__stack_pointer
   local.get $6
@@ -6230,7 +6081,7 @@
   i32.store offset=68
   local.get $6
   i32.const 2
-  i32.const 896
+  i32.const 832
   local.set $6
   global.get $~lib/memory/__stack_pointer
   local.get $6
@@ -6248,7 +6099,7 @@
   local.get $6
   i32.store offset=52
   local.get $6
-  i32.const 2544
+  i32.const 2480
   local.set $6
   global.get $~lib/memory/__stack_pointer
   local.get $6
@@ -6270,7 +6121,7 @@
   i32.store offset=52
   local.get $6
   i32.const 2
-  i32.const 896
+  i32.const 832
   local.set $6
   global.get $~lib/memory/__stack_pointer
   local.get $6
@@ -6288,7 +6139,7 @@
   local.get $6
   i32.store offset=36
   local.get $6
-  i32.const 2544
+  i32.const 2480
   local.set $6
   global.get $~lib/memory/__stack_pointer
   local.get $6
@@ -6310,7 +6161,7 @@
   i32.store offset=36
   local.get $6
   i32.const 2
-  i32.const 896
+  i32.const 832
   local.set $6
   global.get $~lib/memory/__stack_pointer
   local.get $6
@@ -6328,7 +6179,7 @@
   local.get $6
   i32.store offset=12
   local.get $6
-  i32.const 2576
+  i32.const 2512
   local.set $6
   global.get $~lib/memory/__stack_pointer
   local.get $6
@@ -6350,7 +6201,7 @@
   i32.store offset=12
   local.get $6
   i32.const 3
-  i32.const 896
+  i32.const 832
   local.set $6
   global.get $~lib/memory/__stack_pointer
   local.get $6
@@ -6368,7 +6219,7 @@
   local.get $6
   i32.store
   local.get $6
-  i32.const 2608
+  i32.const 2544
   local.set $6
   global.get $~lib/memory/__stack_pointer
   local.get $6
@@ -6571,7 +6422,7 @@
     i32.store offset=4
     local.get $4
     i32.load offset=4
-    i32.const 2480
+    i32.const 2416
     i32.store
     local.get $4
     local.set $15
@@ -6640,7 +6491,7 @@
      drop
     else
      local.get $10
-     i32.const 2480
+     i32.const 2416
      local.set $15
      global.get $~lib/memory/__stack_pointer
      local.get $15
@@ -6720,7 +6571,7 @@
    drop
   else
    local.get $10
-   i32.const 2480
+   i32.const 2416
    local.set $15
    global.get $~lib/memory/__stack_pointer
    local.get $15
@@ -6781,7 +6632,7 @@
   local.get $0
   local.set $5
   local.get $0
-  i32.const 2512
+  i32.const 2448
   local.set $15
   global.get $~lib/memory/__stack_pointer
   local.get $15
@@ -6812,7 +6663,7 @@
    i32.store offset=8
    global.get $~lib/memory/__stack_pointer
    local.get $7
-   i32.const 2544
+   i32.const 2480
    local.set $15
    global.get $~lib/memory/__stack_pointer
    local.get $15
@@ -6851,7 +6702,7 @@
    local.tee $9
    i32.store offset=20
    local.get $9
-   i32.const 2576
+   i32.const 2512
    local.set $15
    global.get $~lib/memory/__stack_pointer
    local.get $15
@@ -6899,7 +6750,7 @@
   end
   global.get $~lib/memory/__stack_pointer
   local.get $5
-  i32.const 640
+  i32.const 576
   local.set $15
   global.get $~lib/memory/__stack_pointer
   local.get $15
@@ -7529,6 +7380,64 @@
    call $~lib/builtins/abort
    unreachable
   end
+  local.get $1
+  i32.const 2000
+  call $~lib/date/Date#setUTCMilliseconds
+  local.get $1
+  call $~lib/date/Date#getUTCMilliseconds
+  i32.const 0
+  i32.eq
+  i32.eqz
+  if
+   i32.const 0
+   i32.const 32
+   i32.const 62
+   i32.const 3
+   call $~lib/builtins/abort
+   unreachable
+  end
+  local.get $1
+  call $~lib/date/Date#getTime
+  i64.const 399464523965000
+  i64.eq
+  i32.eqz
+  if
+   i32.const 0
+   i32.const 32
+   i32.const 63
+   i32.const 3
+   call $~lib/builtins/abort
+   unreachable
+  end
+  local.get $1
+  i32.const -2000
+  call $~lib/date/Date#setUTCMilliseconds
+  local.get $1
+  call $~lib/date/Date#getUTCMilliseconds
+  i32.const 0
+  i32.eq
+  i32.eqz
+  if
+   i32.const 0
+   i32.const 32
+   i32.const 65
+   i32.const 3
+   call $~lib/builtins/abort
+   unreachable
+  end
+  local.get $1
+  call $~lib/date/Date#getTime
+  i64.const 399464523963000
+  i64.eq
+  i32.eqz
+  if
+   i32.const 0
+   i32.const 32
+   i32.const 66
+   i32.const 3
+   call $~lib/builtins/abort
+   unreachable
+  end
   global.get $~lib/memory/__stack_pointer
   i32.const 0
   i64.const 372027318331986
@@ -7543,7 +7452,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 65
+   i32.const 72
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7559,7 +7468,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 67
+   i32.const 74
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7575,7 +7484,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 69
+   i32.const 76
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7591,7 +7500,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 72
+   i32.const 79
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7607,7 +7516,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 74
+   i32.const 81
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7626,7 +7535,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 80
+   i32.const 87
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7642,7 +7551,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 82
+   i32.const 89
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7658,7 +7567,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 84
+   i32.const 91
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7674,7 +7583,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 87
+   i32.const 94
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7690,7 +7599,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 89
+   i32.const 96
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7709,7 +7618,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 95
+   i32.const 102
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7725,7 +7634,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 97
+   i32.const 104
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7741,7 +7650,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 99
+   i32.const 106
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7757,7 +7666,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 102
+   i32.const 109
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7773,7 +7682,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 104
+   i32.const 111
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7792,7 +7701,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 110
+   i32.const 117
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7805,7 +7714,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 111
+   i32.const 118
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7821,7 +7730,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 115
+   i32.const 122
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7837,7 +7746,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 117
+   i32.const 124
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7877,7 +7786,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 135
+   i32.const 142
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7890,7 +7799,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 136
+   i32.const 143
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7903,7 +7812,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 137
+   i32.const 144
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7916,7 +7825,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 138
+   i32.const 145
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7929,7 +7838,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 139
+   i32.const 146
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7951,7 +7860,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 143
+   i32.const 150
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7967,7 +7876,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 145
+   i32.const 152
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7983,7 +7892,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 148
+   i32.const 155
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8003,7 +7912,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 151
+   i32.const 158
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8025,7 +7934,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 154
+   i32.const 161
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8047,7 +7956,51 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 157
+   i32.const 164
+   i32.const 3
+   call $~lib/builtins/abort
+   unreachable
+  end
+  global.get $~lib/memory/__stack_pointer
+  i32.const 0
+  i64.const 123814991274
+  call $~lib/date/Date#constructor
+  local.tee $1
+  i32.store
+  local.get $1
+  i32.const -2208
+  call $~lib/date/Date#setUTCDate
+  local.get $1
+  call $~lib/date/Date#getTime
+  i64.const -67301808726
+  i64.eq
+  i32.eqz
+  if
+   i32.const 0
+   i32.const 32
+   i32.const 168
+   i32.const 3
+   call $~lib/builtins/abort
+   unreachable
+  end
+  global.get $~lib/memory/__stack_pointer
+  i32.const 0
+  i64.const 123814991274
+  call $~lib/date/Date#constructor
+  local.tee $1
+  i32.store
+  local.get $1
+  i32.const 2208
+  call $~lib/date/Date#setUTCDate
+  local.get $1
+  call $~lib/date/Date#getTime
+  i64.const 314240591274
+  i64.eq
+  i32.eqz
+  if
+   i32.const 0
+   i32.const 32
+   i32.const 172
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8066,7 +8019,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 163
+   i32.const 178
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8082,7 +8035,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 165
+   i32.const 180
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8098,7 +8051,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 167
+   i32.const 182
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8123,7 +8076,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 176
+   i32.const 191
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8139,7 +8092,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 178
+   i32.const 193
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8155,7 +8108,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 180
+   i32.const 195
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8173,7 +8126,7 @@
   local.get $8
   i32.store offset=4
   local.get $8
-  i32.const 2640
+  i32.const 2576
   local.set $8
   global.get $~lib/memory/__stack_pointer
   local.get $8
@@ -8184,7 +8137,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 186
+   i32.const 201
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8204,7 +8157,7 @@
   local.get $8
   i32.store offset=4
   local.get $8
-  i32.const 2720
+  i32.const 2656
   local.set $8
   global.get $~lib/memory/__stack_pointer
   local.get $8
@@ -8215,7 +8168,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 188
+   i32.const 203
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8233,7 +8186,7 @@
   local.get $8
   i32.store offset=4
   local.get $8
-  i32.const 2800
+  i32.const 2736
   local.set $8
   global.get $~lib/memory/__stack_pointer
   local.get $8
@@ -8244,7 +8197,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 190
+   i32.const 205
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8262,7 +8215,7 @@
   local.get $8
   i32.store offset=4
   local.get $8
-  i32.const 2880
+  i32.const 2816
   local.set $8
   global.get $~lib/memory/__stack_pointer
   local.get $8
@@ -8273,7 +8226,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 192
+   i32.const 207
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8291,7 +8244,7 @@
   local.get $8
   i32.store offset=4
   local.get $8
-  i32.const 2960
+  i32.const 2896
   local.set $8
   global.get $~lib/memory/__stack_pointer
   local.get $8
@@ -8302,7 +8255,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 194
+   i32.const 209
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8320,7 +8273,7 @@
   local.get $8
   i32.store offset=4
   local.get $8
-  i32.const 3040
+  i32.const 2976
   local.set $8
   global.get $~lib/memory/__stack_pointer
   local.get $8
@@ -8331,7 +8284,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 196
+   i32.const 211
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8349,7 +8302,7 @@
   local.get $8
   i32.store offset=4
   local.get $8
-  i32.const 3120
+  i32.const 3056
   local.set $8
   global.get $~lib/memory/__stack_pointer
   local.get $8
@@ -8360,7 +8313,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 198
+   i32.const 213
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8378,7 +8331,7 @@
   local.get $8
   i32.store offset=4
   local.get $8
-  i32.const 3200
+  i32.const 3136
   local.set $8
   global.get $~lib/memory/__stack_pointer
   local.get $8
@@ -8389,7 +8342,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 200
+   i32.const 215
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8407,7 +8360,7 @@
   local.get $8
   i32.store offset=4
   local.get $8
-  i32.const 3280
+  i32.const 3216
   local.set $8
   global.get $~lib/memory/__stack_pointer
   local.get $8
@@ -8418,13 +8371,13 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 202
+   i32.const 217
    i32.const 3
    call $~lib/builtins/abort
    unreachable
   end
   global.get $~lib/memory/__stack_pointer
-  i32.const 3360
+  i32.const 3296
   local.set $8
   global.get $~lib/memory/__stack_pointer
   local.get $8
@@ -8441,13 +8394,13 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 209
+   i32.const 224
    i32.const 3
    call $~lib/builtins/abort
    unreachable
   end
   global.get $~lib/memory/__stack_pointer
-  i32.const 3632
+  i32.const 3568
   local.set $8
   global.get $~lib/memory/__stack_pointer
   local.get $8
@@ -8464,13 +8417,13 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 211
+   i32.const 226
    i32.const 3
    call $~lib/builtins/abort
    unreachable
   end
   global.get $~lib/memory/__stack_pointer
-  i32.const 3680
+  i32.const 3616
   local.set $8
   global.get $~lib/memory/__stack_pointer
   local.get $8
@@ -8487,12 +8440,12 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 213
+   i32.const 228
    i32.const 3
    call $~lib/builtins/abort
    unreachable
   end
-  i32.const 3728
+  i32.const 3664
   local.set $8
   global.get $~lib/memory/__stack_pointer
   local.get $8
@@ -8505,7 +8458,7 @@
   i32.store offset=4
   local.get $8
   call $~lib/date/Date#getTime
-  i32.const 3776
+  i32.const 3712
   local.set $8
   global.get $~lib/memory/__stack_pointer
   local.get $8
@@ -8523,13 +8476,13 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 216
+   i32.const 231
    i32.const 3
    call $~lib/builtins/abort
    unreachable
   end
   global.get $~lib/memory/__stack_pointer
-  i32.const 3824
+  i32.const 3760
   local.set $8
   global.get $~lib/memory/__stack_pointer
   local.get $8
@@ -8546,13 +8499,13 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 223
+   i32.const 238
    i32.const 3
    call $~lib/builtins/abort
    unreachable
   end
   global.get $~lib/memory/__stack_pointer
-  i32.const 3888
+  i32.const 3824
   local.set $8
   global.get $~lib/memory/__stack_pointer
   local.get $8
@@ -8569,13 +8522,13 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 227
+   i32.const 242
    i32.const 3
    call $~lib/builtins/abort
    unreachable
   end
   global.get $~lib/memory/__stack_pointer
-  i32.const 3968
+  i32.const 3904
   local.set $8
   global.get $~lib/memory/__stack_pointer
   local.get $8
@@ -8592,7 +8545,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 231
+   i32.const 246
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8617,7 +8570,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 239
+   i32.const 254
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8630,7 +8583,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 240
+   i32.const 255
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8643,7 +8596,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 242
+   i32.const 257
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8656,7 +8609,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 243
+   i32.const 258
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8669,7 +8622,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 245
+   i32.const 260
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8682,7 +8635,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 246
+   i32.const 261
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8695,7 +8648,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 248
+   i32.const 263
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8708,7 +8661,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 249
+   i32.const 264
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8720,7 +8673,7 @@
   local.get $8
   i32.store offset=4
   local.get $8
-  i32.const 4048
+  i32.const 3984
   local.set $8
   global.get $~lib/memory/__stack_pointer
   local.get $8
@@ -8731,7 +8684,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 251
+   i32.const 266
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8743,7 +8696,7 @@
   local.get $8
   i32.store offset=4
   local.get $8
-  i32.const 4128
+  i32.const 4064
   local.set $8
   global.get $~lib/memory/__stack_pointer
   local.get $8
@@ -8754,7 +8707,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 252
+   i32.const 267
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8783,7 +8736,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 257
+   i32.const 272
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8796,7 +8749,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 258
+   i32.const 273
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8809,7 +8762,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 259
+   i32.const 274
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8822,7 +8775,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 260
+   i32.const 275
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8835,7 +8788,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 261
+   i32.const 276
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8848,7 +8801,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 262
+   i32.const 277
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8861,7 +8814,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 263
+   i32.const 278
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8873,7 +8826,7 @@
   local.get $8
   i32.store offset=4
   local.get $8
-  i32.const 4208
+  i32.const 4144
   local.set $8
   global.get $~lib/memory/__stack_pointer
   local.get $8
@@ -8884,7 +8837,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 265
+   i32.const 280
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8896,7 +8849,7 @@
   local.get $8
   i32.store offset=4
   local.get $8
-  i32.const 4288
+  i32.const 4224
   local.set $8
   global.get $~lib/memory/__stack_pointer
   local.get $8
@@ -8907,7 +8860,7 @@
   if
    i32.const 0
    i32.const 32
-   i32.const 266
+   i32.const 281
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -9035,8 +8988,8 @@
    i32.gt_s
   end
   if
-   i32.const 704
-   i32.const 832
+   i32.const 640
+   i32.const 768
    i32.const 373
    i32.const 5
    call $~lib/builtins/abort
@@ -9045,7 +8998,7 @@
   local.get $0
   i32.eqz
   if
-   i32.const 896
+   i32.const 832
    local.set $8
    global.get $~lib/memory/__stack_pointer
    i32.const 4
@@ -9317,7 +9270,7 @@
   i32.const 0
   i32.eq
   if
-   i32.const 2480
+   i32.const 2416
    local.set $6
    global.get $~lib/memory/__stack_pointer
    i32.const 4
@@ -9433,7 +9386,7 @@
   local.get $10
   i32.eqz
   if
-   i32.const 2480
+   i32.const 2416
    local.set $12
    global.get $~lib/memory/__stack_pointer
    i32.const 4
@@ -9552,7 +9505,7 @@
   i32.ge_u
   if
    i32.const 368
-   i32.const 3456
+   i32.const 3392
    i32.const 92
    i32.const 42
    call $~lib/builtins/abort
@@ -9576,8 +9529,8 @@
   local.get $2
   i32.eqz
   if
-   i32.const 3504
-   i32.const 3456
+   i32.const 3440
+   i32.const 3392
    i32.const 96
    i32.const 40
    call $~lib/builtins/abort

From ab9f9ac185c240c489d60522b7a11da863b634f9 Mon Sep 17 00:00:00 2001
From: MaxGraey <maxgraey@gmail.com>
Date: Thu, 15 Apr 2021 13:25:50 +0300
Subject: [PATCH 22/47] opt floorMod for positive values

---
 std/assembly/date.ts                  |   2 +-
 tests/compiler/std/date.optimized.wat | 182 ++++++++++++++----------
 tests/compiler/std/date.untouched.wat | 194 +++++++++++---------------
 3 files changed, 189 insertions(+), 189 deletions(-)

diff --git a/std/assembly/date.ts b/std/assembly/date.ts
index 395b48a3c0..c820ce57f2 100644
--- a/std/assembly/date.ts
+++ b/std/assembly/date.ts
@@ -214,7 +214,7 @@ function epochMillis(
 
 // @ts-ignore: decorator
 @inline function floorMod<T extends number>(a: T, b: T): T {
-  return a - b * floorDiv<T>(a, b) as T;
+  return (a >= 0 ? a % b : a - (a - b + 1) / b * b) as T;
 }
 
 // @ts-ignore: decorator
diff --git a/tests/compiler/std/date.optimized.wat b/tests/compiler/std/date.optimized.wat
index 10b1042595..5302e2ce91 100644
--- a/tests/compiler/std/date.optimized.wat
+++ b/tests/compiler/std/date.optimized.wat
@@ -2033,19 +2033,23 @@
   local.get $0
   i64.load offset=16
   local.tee $1
-  local.get $1
-  local.get $1
-  i64.const 86399999
-  i64.sub
-  local.get $1
   i64.const 0
   i64.ge_s
-  select
-  i64.const 86400000
-  i64.div_s
-  i64.const 86400000
-  i64.mul
-  i64.sub
+  if (result i64)
+   local.get $1
+   i64.const 86400000
+   i64.rem_s
+  else
+   local.get $1
+   local.get $1
+   i64.const 86399999
+   i64.sub
+   i64.const 86400000
+   i64.div_s
+   i64.const 86400000
+   i64.mul
+   i64.sub
+  end
   i32.wrap_i64
   i32.const 3600000
   i32.div_s
@@ -2055,19 +2059,23 @@
   local.get $0
   i64.load offset=16
   local.tee $1
-  local.get $1
-  local.get $1
-  i64.const 3599999
-  i64.sub
-  local.get $1
   i64.const 0
   i64.ge_s
-  select
-  i64.const 3600000
-  i64.div_s
-  i64.const 3600000
-  i64.mul
-  i64.sub
+  if (result i64)
+   local.get $1
+   i64.const 3600000
+   i64.rem_s
+  else
+   local.get $1
+   local.get $1
+   i64.const 3599999
+   i64.sub
+   i64.const 3600000
+   i64.div_s
+   i64.const 3600000
+   i64.mul
+   i64.sub
+  end
   i32.wrap_i64
   i32.const 60000
   i32.div_s
@@ -2077,19 +2085,23 @@
   local.get $0
   i64.load offset=16
   local.tee $1
-  local.get $1
-  local.get $1
-  i64.const 59999
-  i64.sub
-  local.get $1
   i64.const 0
   i64.ge_s
-  select
-  i64.const 60000
-  i64.div_s
-  i64.const 60000
-  i64.mul
-  i64.sub
+  if (result i64)
+   local.get $1
+   i64.const 60000
+   i64.rem_s
+  else
+   local.get $1
+   local.get $1
+   i64.const 59999
+   i64.sub
+   i64.const 60000
+   i64.div_s
+   i64.const 60000
+   i64.mul
+   i64.sub
+  end
   i32.wrap_i64
   i32.const 1000
   i32.div_s
@@ -2099,19 +2111,23 @@
   local.get $0
   i64.load offset=16
   local.tee $1
-  local.get $1
-  local.get $1
-  i64.const 999
-  i64.sub
-  local.get $1
   i64.const 0
   i64.ge_s
-  select
-  i64.const 1000
-  i64.div_s
-  i64.const 1000
-  i64.mul
-  i64.sub
+  if (result i64)
+   local.get $1
+   i64.const 1000
+   i64.rem_s
+  else
+   local.get $1
+   local.get $1
+   i64.const 999
+   i64.sub
+   i64.const 1000
+   i64.div_s
+   i64.const 1000
+   i64.mul
+   i64.sub
+  end
   i32.wrap_i64
  )
  (func $~lib/date/Date#setUTCMilliseconds (param $0 i32) (param $1 i32)
@@ -2181,19 +2197,23 @@
   local.get $0
   i64.load offset=16
   local.tee $2
-  local.get $2
-  local.get $2
-  i64.const 86399999
-  i64.sub
-  local.get $2
   i64.const 0
   i64.ge_s
-  select
-  i64.const 86400000
-  i64.div_s
-  i64.const 86400000
-  i64.mul
-  i64.sub
+  if (result i64)
+   local.get $2
+   i64.const 86400000
+   i64.rem_s
+  else
+   local.get $2
+   local.get $2
+   i64.const 86399999
+   i64.sub
+   i64.const 86400000
+   i64.div_s
+   i64.const 86400000
+   i64.mul
+   i64.sub
+  end
   local.get $0
   i32.load
   local.get $0
@@ -2219,19 +2239,23 @@
   local.get $0
   i64.load offset=16
   local.tee $2
-  local.get $2
-  local.get $2
-  i64.const 86399999
-  i64.sub
-  local.get $2
   i64.const 0
   i64.ge_s
-  select
-  i64.const 86400000
-  i64.div_s
-  i64.const 86400000
-  i64.mul
-  i64.sub
+  if (result i64)
+   local.get $2
+   i64.const 86400000
+   i64.rem_s
+  else
+   local.get $2
+   local.get $2
+   i64.const 86399999
+   i64.sub
+   i64.const 86400000
+   i64.div_s
+   i64.const 86400000
+   i64.mul
+   i64.sub
+  end
   local.get $0
   i32.load
   local.get $1
@@ -2259,19 +2283,23 @@
   local.get $0
   i64.load offset=16
   local.tee $2
-  local.get $2
-  local.get $2
-  i64.const 86399999
-  i64.sub
-  local.get $2
   i64.const 0
   i64.ge_s
-  select
-  i64.const 86400000
-  i64.div_s
-  i64.const 86400000
-  i64.mul
-  i64.sub
+  if (result i64)
+   local.get $2
+   i64.const 86400000
+   i64.rem_s
+  else
+   local.get $2
+   local.get $2
+   i64.const 86399999
+   i64.sub
+   i64.const 86400000
+   i64.div_s
+   i64.const 86400000
+   i64.mul
+   i64.sub
+  end
   local.get $1
   local.get $0
   i32.load offset=4
diff --git a/tests/compiler/std/date.untouched.wat b/tests/compiler/std/date.untouched.wat
index 496e836c26..dc9efa357b 100644
--- a/tests/compiler/std/date.untouched.wat
+++ b/tests/compiler/std/date.untouched.wat
@@ -2734,8 +2734,6 @@
  (func $~lib/date/Date#getUTCHours (param $0 i32) (result i32)
   (local $1 i64)
   (local $2 i64)
-  (local $3 i64)
-  (local $4 i64)
   local.get $0
   i64.load offset=16
   local.set $2
@@ -2743,27 +2741,25 @@
   i64.extend_i32_s
   local.set $1
   local.get $2
-  local.get $1
-  local.get $2
-  local.set $4
-  local.get $1
-  local.set $3
-  local.get $4
   i64.const 0
   i64.ge_s
   if (result i64)
-   local.get $4
+   local.get $2
+   local.get $1
+   i64.rem_s
   else
-   local.get $4
-   local.get $3
+   local.get $2
+   local.get $2
+   local.get $1
    i64.sub
    i64.const 1
    i64.add
+   local.get $1
+   i64.div_s
+   local.get $1
+   i64.mul
+   i64.sub
   end
-  local.get $3
-  i64.div_s
-  i64.mul
-  i64.sub
   i32.wrap_i64
   i32.const 3600000
   i32.div_s
@@ -2771,8 +2767,6 @@
  (func $~lib/date/Date#getUTCMinutes (param $0 i32) (result i32)
   (local $1 i64)
   (local $2 i64)
-  (local $3 i64)
-  (local $4 i64)
   local.get $0
   i64.load offset=16
   local.set $2
@@ -2780,27 +2774,25 @@
   i64.extend_i32_s
   local.set $1
   local.get $2
-  local.get $1
-  local.get $2
-  local.set $4
-  local.get $1
-  local.set $3
-  local.get $4
   i64.const 0
   i64.ge_s
   if (result i64)
-   local.get $4
+   local.get $2
+   local.get $1
+   i64.rem_s
   else
-   local.get $4
-   local.get $3
+   local.get $2
+   local.get $2
+   local.get $1
    i64.sub
    i64.const 1
    i64.add
+   local.get $1
+   i64.div_s
+   local.get $1
+   i64.mul
+   i64.sub
   end
-  local.get $3
-  i64.div_s
-  i64.mul
-  i64.sub
   i32.wrap_i64
   i32.const 60000
   i32.div_s
@@ -2808,8 +2800,6 @@
  (func $~lib/date/Date#getUTCSeconds (param $0 i32) (result i32)
   (local $1 i64)
   (local $2 i64)
-  (local $3 i64)
-  (local $4 i64)
   local.get $0
   i64.load offset=16
   local.set $2
@@ -2817,27 +2807,25 @@
   i64.extend_i32_s
   local.set $1
   local.get $2
-  local.get $1
-  local.get $2
-  local.set $4
-  local.get $1
-  local.set $3
-  local.get $4
   i64.const 0
   i64.ge_s
   if (result i64)
-   local.get $4
+   local.get $2
+   local.get $1
+   i64.rem_s
   else
-   local.get $4
-   local.get $3
+   local.get $2
+   local.get $2
+   local.get $1
    i64.sub
    i64.const 1
    i64.add
+   local.get $1
+   i64.div_s
+   local.get $1
+   i64.mul
+   i64.sub
   end
-  local.get $3
-  i64.div_s
-  i64.mul
-  i64.sub
   i32.wrap_i64
   i32.const 1000
   i32.div_s
@@ -2845,8 +2833,6 @@
  (func $~lib/date/Date#getUTCMilliseconds (param $0 i32) (result i32)
   (local $1 i64)
   (local $2 i64)
-  (local $3 i64)
-  (local $4 i64)
   local.get $0
   i64.load offset=16
   local.set $2
@@ -2854,27 +2840,25 @@
   i64.extend_i32_s
   local.set $1
   local.get $2
-  local.get $1
-  local.get $2
-  local.set $4
-  local.get $1
-  local.set $3
-  local.get $4
   i64.const 0
   i64.ge_s
   if (result i64)
-   local.get $4
+   local.get $2
+   local.get $1
+   i64.rem_s
   else
-   local.get $4
-   local.get $3
+   local.get $2
+   local.get $2
+   local.get $1
    i64.sub
    i64.const 1
    i64.add
+   local.get $1
+   i64.div_s
+   local.get $1
+   i64.mul
+   i64.sub
   end
-  local.get $3
-  i64.div_s
-  i64.mul
-  i64.sub
   i32.wrap_i64
  )
  (func $~lib/date/Date#setUTCMilliseconds (param $0 i32) (param $1 i32)
@@ -2939,8 +2923,6 @@
   (local $2 i64)
   (local $3 i64)
   (local $4 i64)
-  (local $5 i64)
-  (local $6 i64)
   local.get $0
   i32.load offset=8
   local.get $1
@@ -2955,28 +2937,26 @@
   i64.extend_i32_s
   local.set $2
   local.get $3
-  local.get $2
-  local.get $3
-  local.set $5
-  local.get $2
-  local.set $4
-  local.get $5
   i64.const 0
   i64.ge_s
   if (result i64)
-   local.get $5
+   local.get $3
+   local.get $2
+   i64.rem_s
   else
-   local.get $5
-   local.get $4
+   local.get $3
+   local.get $3
+   local.get $2
    i64.sub
    i64.const 1
    i64.add
+   local.get $2
+   i64.div_s
+   local.get $2
+   i64.mul
+   i64.sub
   end
-  local.get $4
-  i64.div_s
-  i64.mul
-  i64.sub
-  local.set $6
+  local.set $4
   local.get $0
   local.get $0
   i32.load
@@ -2987,7 +2967,7 @@
   i64.extend_i32_s
   i64.const 86400000
   i64.mul
-  local.get $6
+  local.get $4
   i64.add
   call $~lib/date/Date#setTime
   drop
@@ -2996,8 +2976,6 @@
   (local $2 i64)
   (local $3 i64)
   (local $4 i64)
-  (local $5 i64)
-  (local $6 i64)
   local.get $0
   i32.load offset=4
   local.get $1
@@ -3012,28 +2990,26 @@
   i64.extend_i32_s
   local.set $2
   local.get $3
-  local.get $2
-  local.get $3
-  local.set $5
-  local.get $2
-  local.set $4
-  local.get $5
   i64.const 0
   i64.ge_s
   if (result i64)
-   local.get $5
+   local.get $3
+   local.get $2
+   i64.rem_s
   else
-   local.get $5
-   local.get $4
+   local.get $3
+   local.get $3
+   local.get $2
    i64.sub
    i64.const 1
    i64.add
+   local.get $2
+   i64.div_s
+   local.get $2
+   i64.mul
+   i64.sub
   end
-  local.get $4
-  i64.div_s
-  i64.mul
-  i64.sub
-  local.set $6
+  local.set $4
   local.get $0
   local.get $0
   i32.load
@@ -3046,7 +3022,7 @@
   i64.extend_i32_s
   i64.const 86400000
   i64.mul
-  local.get $6
+  local.get $4
   i64.add
   call $~lib/date/Date#setTime
   drop
@@ -3055,8 +3031,6 @@
   (local $2 i64)
   (local $3 i64)
   (local $4 i64)
-  (local $5 i64)
-  (local $6 i64)
   local.get $0
   i32.load
   local.get $1
@@ -3071,28 +3045,26 @@
   i64.extend_i32_s
   local.set $2
   local.get $3
-  local.get $2
-  local.get $3
-  local.set $5
-  local.get $2
-  local.set $4
-  local.get $5
   i64.const 0
   i64.ge_s
   if (result i64)
-   local.get $5
+   local.get $3
+   local.get $2
+   i64.rem_s
   else
-   local.get $5
-   local.get $4
+   local.get $3
+   local.get $3
+   local.get $2
    i64.sub
    i64.const 1
    i64.add
+   local.get $2
+   i64.div_s
+   local.get $2
+   i64.mul
+   i64.sub
   end
-  local.get $4
-  i64.div_s
-  i64.mul
-  i64.sub
-  local.set $6
+  local.set $4
   local.get $0
   local.get $1
   local.get $0
@@ -3103,7 +3075,7 @@
   i64.extend_i32_s
   i64.const 86400000
   i64.mul
-  local.get $6
+  local.get $4
   i64.add
   call $~lib/date/Date#setTime
   drop

From 994d6b8356d26254869623d609328a4c9614ddd8 Mon Sep 17 00:00:00 2001
From: MaxGraey <maxgraey@gmail.com>
Date: Thu, 15 Apr 2021 14:25:21 +0300
Subject: [PATCH 23/47] add guard for Date.UTC

---
 std/assembly/date.ts                  |    4 +-
 tests/compiler/std/date.optimized.wat | 3531 +++++++++++++------------
 tests/compiler/std/date.ts            |    2 +
 tests/compiler/std/date.untouched.wat |  826 +++---
 4 files changed, 2327 insertions(+), 2036 deletions(-)

diff --git a/std/assembly/date.ts b/std/assembly/date.ts
index c820ce57f2..2c00faee7d 100644
--- a/std/assembly/date.ts
+++ b/std/assembly/date.ts
@@ -26,7 +26,9 @@ export class Date {
     second: i32 = 0,
     millisecond: i32 = 0
   ): i64 {
-    return epochMillis(year, month + 1, day, hour, minute, second, millisecond);
+    var ms = epochMillis(year, month + 1, day, hour, minute, second, millisecond);
+    if (invalidDate(ms)) throw new RangeError(E_INVALIDDATE);
+    return ms;
   }
 
   @inline static now(): i64 {
diff --git a/tests/compiler/std/date.optimized.wat b/tests/compiler/std/date.optimized.wat
index 5302e2ce91..f1a834e1f9 100644
--- a/tests/compiler/std/date.optimized.wat
+++ b/tests/compiler/std/date.optimized.wat
@@ -15,11 +15,11 @@
  (import "env" "abort" (func $~lib/builtins/abort (param i32 i32 i32 i32)))
  (memory $0 1)
  (data (i32.const 1036) ",")
- (data (i32.const 1048) "\01\00\00\00\16\00\00\00s\00t\00d\00/\00d\00a\00t\00e\00.\00t\00s")
+ (data (i32.const 1048) "\01\00\00\00\18\00\00\00I\00n\00v\00a\00l\00i\00d\00 \00D\00a\00t\00e")
  (data (i32.const 1084) ",")
- (data (i32.const 1096) "\01\00\00\00\18\00\00\00I\00n\00v\00a\00l\00i\00d\00 \00D\00a\00t\00e")
+ (data (i32.const 1096) "\01\00\00\00\18\00\00\00~\00l\00i\00b\00/\00d\00a\00t\00e\00.\00t\00s")
  (data (i32.const 1132) ",")
- (data (i32.const 1144) "\01\00\00\00\18\00\00\00~\00l\00i\00b\00/\00d\00a\00t\00e\00.\00t\00s")
+ (data (i32.const 1144) "\01\00\00\00\16\00\00\00s\00t\00d\00/\00d\00a\00t\00e\00.\00t\00s")
  (data (i32.const 1180) "<")
  (data (i32.const 1192) "\01\00\00\00(\00\00\00A\00l\00l\00o\00c\00a\00t\00i\00o\00n\00 \00t\00o\00o\00 \00l\00a\00r\00g\00e")
  (data (i32.const 1244) "<")
@@ -326,7 +326,7 @@
   call $~lib/rt/itcms/__visit
   i32.const 1200
   call $~lib/rt/itcms/__visit
-  i32.const 1104
+  i32.const 1056
   call $~lib/rt/itcms/__visit
   i32.const 1888
   call $~lib/rt/itcms/__visit
@@ -1997,9 +1997,9 @@
   i64.lt_s
   select
   if
+   i32.const 1056
    i32.const 1104
-   i32.const 1152
-   i32.const 89
+   i32.const 91
    i32.const 28
    call $~lib/builtins/abort
    unreachable
@@ -4199,8 +4199,8 @@
  )
  (func $start:std/date
   (local $0 i32)
-  (local $1 i32)
-  (local $2 i64)
+  (local $1 i64)
+  (local $2 i32)
   global.get $~lib/memory/__stack_pointer
   i32.const 24
   i32.sub
@@ -4215,1747 +4215,1844 @@
   global.get $~lib/memory/__stack_pointer
   i64.const 0
   i64.store offset=16
-  i32.const 1970
-  i32.const 1
-  i32.const 1
-  i32.const 0
-  i32.const 0
-  i32.const 0
-  i32.const 0
-  call $~lib/date/epochMillis
-  i64.eqz
-  i32.eqz
-  if
+  block $folding-inner0
+   i32.const 1
+   i32.const 1970
+   i32.const 1
+   i32.const 1
    i32.const 0
-   i32.const 1056
-   i32.const 3
-   i32.const 3
-   call $~lib/builtins/abort
-   unreachable
-  end
-  i32.const 1970
-  i32.const 1
-  i32.const 1
-  i32.const 0
-  i32.const 0
-  i32.const 0
-  i32.const 0
-  call $~lib/date/epochMillis
-  i64.eqz
-  i32.eqz
-  if
    i32.const 0
-   i32.const 1056
-   i32.const 4
-   i32.const 3
-   call $~lib/builtins/abort
-   unreachable
-  end
-  i32.const 70
-  i32.const 1
-  i32.const 1
-  i32.const 0
-  i32.const 0
-  i32.const 0
-  i32.const 0
-  call $~lib/date/epochMillis
-  i64.eqz
-  i32.eqz
-  if
    i32.const 0
-   i32.const 1056
-   i32.const 5
-   i32.const 3
-   call $~lib/builtins/abort
-   unreachable
-  end
-  i32.const 90
-  i32.const 1
-  i32.const 1
-  i32.const 0
-  i32.const 0
-  i32.const 0
-  i32.const 0
-  call $~lib/date/epochMillis
-  i64.const 631152000000
-  i64.ne
-  if
    i32.const 0
-   i32.const 1056
-   i32.const 6
-   i32.const 3
-   call $~lib/builtins/abort
-   unreachable
-  end
-  i32.const -90
-  i32.const 1
-  i32.const 1
-  i32.const 0
-  i32.const 0
-  i32.const 0
-  i32.const 0
-  call $~lib/date/epochMillis
-  i64.const -65007360000000
-  i64.ne
-  if
+   call $~lib/date/epochMillis
+   local.tee $1
+   i64.const 8640000000000000
+   i64.gt_s
+   local.get $1
+   i64.const -8640000000000000
+   i64.lt_s
+   select
+   br_if $folding-inner0
+   local.get $1
+   i64.eqz
+   i32.eqz
+   if
+    i32.const 0
+    i32.const 1152
+    i32.const 3
+    i32.const 3
+    call $~lib/builtins/abort
+    unreachable
+   end
+   i32.const 1
+   i32.const 1970
+   i32.const 1
+   i32.const 1
    i32.const 0
-   i32.const 1056
-   i32.const 7
-   i32.const 3
-   call $~lib/builtins/abort
-   unreachable
-  end
-  i32.const 2018
-  i32.const 11
-  i32.const 10
-  i32.const 11
-  i32.const 0
-  i32.const 0
-  i32.const 1
-  call $~lib/date/epochMillis
-  i64.const 1541847600001
-  i64.ne
-  if
    i32.const 0
-   i32.const 1056
-   i32.const 8
-   i32.const 3
-   call $~lib/builtins/abort
-   unreachable
-  end
-  memory.size
-  i32.const 16
-  i32.shl
-  i32.const 20292
-  i32.sub
-  i32.const 1
-  i32.shr_u
-  global.set $~lib/rt/itcms/threshold
-  i32.const 1312
-  call $~lib/rt/itcms/initLazy
-  global.set $~lib/rt/itcms/pinSpace
-  i32.const 1344
-  call $~lib/rt/itcms/initLazy
-  global.set $~lib/rt/itcms/toSpace
-  i32.const 1488
-  call $~lib/rt/itcms/initLazy
-  global.set $~lib/rt/itcms/fromSpace
-  global.get $~lib/memory/__stack_pointer
-  i64.const 1541847600001
-  call $~lib/date/Date#constructor
-  local.tee $0
-  i32.store
-  local.get $0
-  i64.load offset=16
-  i64.const 1541847600001
-  i64.ne
-  if
    i32.const 0
-   i32.const 1056
-   i32.const 16
-   i32.const 3
-   call $~lib/builtins/abort
-   unreachable
-  end
-  local.get $0
-  i64.const 1541847600002
-  call $~lib/date/Date#setTime
-  local.get $0
-  i64.load offset=16
-  i64.const 1541847600002
-  i64.ne
-  if
    i32.const 0
-   i32.const 1056
-   i32.const 18
-   i32.const 3
-   call $~lib/builtins/abort
-   unreachable
-  end
-  global.get $~lib/memory/__stack_pointer
-  i64.const 5918283958183706
-  call $~lib/date/Date#constructor
-  local.tee $0
-  i32.store
-  local.get $0
-  i32.load
-  i32.const 189512
-  i32.ne
-  if
+   call $~lib/date/epochMillis
+   local.tee $1
+   i64.const 8640000000000000
+   i64.gt_s
+   local.get $1
+   i64.const -8640000000000000
+   i64.lt_s
+   select
+   br_if $folding-inner0
+   local.get $1
+   i64.eqz
+   i32.eqz
+   if
+    i32.const 0
+    i32.const 1152
+    i32.const 4
+    i32.const 3
+    call $~lib/builtins/abort
+    unreachable
+   end
+   i32.const 1
+   i32.const 70
+   i32.const 1
+   i32.const 1
    i32.const 0
-   i32.const 1056
-   i32.const 26
-   i32.const 3
-   call $~lib/builtins/abort
-   unreachable
-  end
-  local.get $0
-  i32.load offset=4
-  i32.const 12
-  i32.ne
-  if
    i32.const 0
-   i32.const 1056
-   i32.const 27
-   i32.const 3
-   call $~lib/builtins/abort
-   unreachable
-  end
-  local.get $0
-  i32.load offset=8
-  i32.const 14
-  i32.ne
-  if
    i32.const 0
-   i32.const 1056
-   i32.const 28
-   i32.const 3
-   call $~lib/builtins/abort
-   unreachable
-  end
-  local.get $0
-  call $~lib/date/Date#getUTCHours
-  i32.const 22
-  i32.ne
-  if
    i32.const 0
-   i32.const 1056
-   i32.const 29
-   i32.const 3
-   call $~lib/builtins/abort
-   unreachable
-  end
-  local.get $0
-  call $~lib/date/Date#getUTCMinutes
-  i32.const 9
-  i32.ne
-  if
+   call $~lib/date/epochMillis
+   local.tee $1
+   i64.const 8640000000000000
+   i64.gt_s
+   local.get $1
+   i64.const -8640000000000000
+   i64.lt_s
+   select
+   br_if $folding-inner0
+   local.get $1
+   i64.eqz
+   i32.eqz
+   if
+    i32.const 0
+    i32.const 1152
+    i32.const 5
+    i32.const 3
+    call $~lib/builtins/abort
+    unreachable
+   end
+   i32.const 1
+   i32.const 90
+   i32.const 1
+   i32.const 1
    i32.const 0
-   i32.const 1056
-   i32.const 30
-   i32.const 3
-   call $~lib/builtins/abort
-   unreachable
-  end
-  local.get $0
-  call $~lib/date/Date#getUTCSeconds
-  i32.const 43
-  i32.ne
-  if
    i32.const 0
-   i32.const 1056
-   i32.const 31
-   i32.const 3
-   call $~lib/builtins/abort
-   unreachable
-  end
-  local.get $0
-  call $~lib/date/Date#getUTCMilliseconds
-  i32.const 706
-  i32.ne
-  if
    i32.const 0
-   i32.const 1056
-   i32.const 32
-   i32.const 3
-   call $~lib/builtins/abort
-   unreachable
-  end
-  global.get $~lib/memory/__stack_pointer
-  i64.const 123814991274
-  call $~lib/date/Date#constructor
-  local.tee $0
-  i32.store
-  local.get $0
-  i32.load
-  i32.const 1973
-  i32.ne
-  if
    i32.const 0
-   i32.const 1056
-   i32.const 38
-   i32.const 3
-   call $~lib/builtins/abort
-   unreachable
-  end
-  local.get $0
-  i32.load offset=4
-  i32.const 12
-  i32.ne
-  if
-   i32.const 0
-   i32.const 1056
-   i32.const 39
-   i32.const 3
-   call $~lib/builtins/abort
-   unreachable
-  end
-  local.get $0
-  i32.load offset=8
-  i32.const 4
-  i32.ne
-  if
-   i32.const 0
-   i32.const 1056
-   i32.const 40
-   i32.const 3
-   call $~lib/builtins/abort
-   unreachable
-  end
-  local.get $0
-  call $~lib/date/Date#getUTCHours
-  i32.const 1
-  i32.ne
-  if
-   i32.const 0
-   i32.const 1056
-   i32.const 41
-   i32.const 3
-   call $~lib/builtins/abort
-   unreachable
-  end
-  local.get $0
-  call $~lib/date/Date#getUTCMinutes
-  i32.const 3
-  i32.ne
-  if
-   i32.const 0
-   i32.const 1056
-   i32.const 42
-   i32.const 3
-   call $~lib/builtins/abort
-   unreachable
-  end
-  local.get $0
-  call $~lib/date/Date#getUTCSeconds
-  i32.const 11
-  i32.ne
-  if
-   i32.const 0
-   i32.const 1056
-   i32.const 43
-   i32.const 3
-   call $~lib/builtins/abort
-   unreachable
-  end
-  local.get $0
-  call $~lib/date/Date#getUTCMilliseconds
-  i32.const 274
-  i32.ne
-  if
-   i32.const 0
-   i32.const 1056
-   i32.const 44
-   i32.const 3
-   call $~lib/builtins/abort
-   unreachable
-  end
-  global.get $~lib/memory/__stack_pointer
-  i64.const 399464523963984
-  call $~lib/date/Date#constructor
-  local.tee $0
-  i32.store
-  local.get $0
-  call $~lib/date/Date#getUTCMilliseconds
-  i32.const 984
-  i32.ne
-  if
-   i32.const 0
-   i32.const 1056
-   i32.const 50
-   i32.const 3
-   call $~lib/builtins/abort
-   unreachable
-  end
-  local.get $0
-  i32.const 12
-  call $~lib/date/Date#setUTCMilliseconds
-  local.get $0
-  call $~lib/date/Date#getUTCMilliseconds
-  i32.const 12
-  i32.ne
-  if
-   i32.const 0
-   i32.const 1056
-   i32.const 52
-   i32.const 3
-   call $~lib/builtins/abort
-   unreachable
-  end
-  local.get $0
-  i32.const 568
-  call $~lib/date/Date#setUTCMilliseconds
-  local.get $0
-  call $~lib/date/Date#getUTCMilliseconds
-  i32.const 568
-  i32.ne
-  if
-   i32.const 0
-   i32.const 1056
-   i32.const 54
-   i32.const 3
-   call $~lib/builtins/abort
-   unreachable
-  end
-  local.get $0
-  i32.const 0
-  call $~lib/date/Date#setUTCMilliseconds
-  local.get $0
-  i64.load offset=16
-  i64.const 399464523963000
-  i64.ne
-  if
-   i32.const 0
-   i32.const 1056
-   i32.const 57
-   i32.const 3
-   call $~lib/builtins/abort
-   unreachable
-  end
-  local.get $0
-  i32.const 999
-  call $~lib/date/Date#setUTCMilliseconds
-  local.get $0
-  i64.load offset=16
-  i64.const 399464523963999
-  i64.ne
-  if
+   call $~lib/date/epochMillis
+   local.tee $1
+   i64.const 8640000000000000
+   i64.gt_s
+   local.get $1
+   i64.const -8640000000000000
+   i64.lt_s
+   select
+   br_if $folding-inner0
+   local.get $1
+   i64.const 631152000000
+   i64.ne
+   if
+    i32.const 0
+    i32.const 1152
+    i32.const 6
+    i32.const 3
+    call $~lib/builtins/abort
+    unreachable
+   end
+   i32.const 1
+   i32.const -90
+   i32.const 1
+   i32.const 1
    i32.const 0
-   i32.const 1056
-   i32.const 59
-   i32.const 3
-   call $~lib/builtins/abort
-   unreachable
-  end
-  local.get $0
-  i32.const 2000
-  call $~lib/date/Date#setUTCMilliseconds
-  local.get $0
-  call $~lib/date/Date#getUTCMilliseconds
-  if
    i32.const 0
-   i32.const 1056
-   i32.const 62
-   i32.const 3
-   call $~lib/builtins/abort
-   unreachable
-  end
-  local.get $0
-  i64.load offset=16
-  i64.const 399464523965000
-  i64.ne
-  if
    i32.const 0
-   i32.const 1056
-   i32.const 63
-   i32.const 3
-   call $~lib/builtins/abort
-   unreachable
-  end
-  local.get $0
-  i32.const -2000
-  call $~lib/date/Date#setUTCMilliseconds
-  local.get $0
-  call $~lib/date/Date#getUTCMilliseconds
-  if
    i32.const 0
-   i32.const 1056
-   i32.const 65
-   i32.const 3
-   call $~lib/builtins/abort
-   unreachable
-  end
-  local.get $0
-  i64.load offset=16
-  i64.const 399464523963000
-  i64.ne
-  if
+   call $~lib/date/epochMillis
+   local.tee $1
+   i64.const 8640000000000000
+   i64.gt_s
+   local.get $1
+   i64.const -8640000000000000
+   i64.lt_s
+   select
+   br_if $folding-inner0
+   local.get $1
+   i64.const -65007360000000
+   i64.ne
+   if
+    i32.const 0
+    i32.const 1152
+    i32.const 7
+    i32.const 3
+    call $~lib/builtins/abort
+    unreachable
+   end
+   i32.const 1
+   i32.const 2018
+   i32.const 11
+   i32.const 10
+   i32.const 11
    i32.const 0
-   i32.const 1056
-   i32.const 66
-   i32.const 3
-   call $~lib/builtins/abort
-   unreachable
-  end
-  global.get $~lib/memory/__stack_pointer
-  i64.const 372027318331986
-  call $~lib/date/Date#constructor
-  local.tee $0
-  i32.store
-  local.get $0
-  call $~lib/date/Date#getUTCSeconds
-  i32.const 31
-  i32.ne
-  if
    i32.const 0
-   i32.const 1056
-   i32.const 72
-   i32.const 3
-   call $~lib/builtins/abort
-   unreachable
-  end
-  local.get $0
-  i32.const 12
-  call $~lib/date/Date#setUTCSeconds
-  local.get $0
-  call $~lib/date/Date#getUTCSeconds
-  i32.const 12
-  i32.ne
-  if
+   i32.const 1
+   call $~lib/date/epochMillis
+   local.tee $1
+   i64.const 8640000000000000
+   i64.gt_s
+   local.get $1
+   i64.const -8640000000000000
+   i64.lt_s
+   select
+   br_if $folding-inner0
+   local.get $1
+   i64.const 1541847600001
+   i64.ne
+   if
+    i32.const 0
+    i32.const 1152
+    i32.const 8
+    i32.const 3
+    call $~lib/builtins/abort
+    unreachable
+   end
+   i32.const 1
+   i32.const 275760
+   i32.const 9
+   i32.const 13
    i32.const 0
-   i32.const 1056
-   i32.const 74
-   i32.const 3
-   call $~lib/builtins/abort
-   unreachable
-  end
-  local.get $0
-  i32.const 50
-  call $~lib/date/Date#setUTCSeconds
-  local.get $0
-  call $~lib/date/Date#getUTCSeconds
-  i32.const 50
-  i32.ne
-  if
    i32.const 0
-   i32.const 1056
-   i32.const 76
-   i32.const 3
-   call $~lib/builtins/abort
-   unreachable
-  end
-  local.get $0
-  i32.const 0
-  call $~lib/date/Date#setUTCSeconds
-  local.get $0
-  i64.load offset=16
-  i64.const 372027318300986
-  i64.ne
-  if
    i32.const 0
-   i32.const 1056
-   i32.const 79
-   i32.const 3
-   call $~lib/builtins/abort
-   unreachable
-  end
-  local.get $0
-  i32.const 59
-  call $~lib/date/Date#setUTCSeconds
-  local.get $0
-  i64.load offset=16
-  i64.const 372027318359986
-  i64.ne
-  if
    i32.const 0
-   i32.const 1056
-   i32.const 81
-   i32.const 3
-   call $~lib/builtins/abort
-   unreachable
-  end
-  global.get $~lib/memory/__stack_pointer
-  i64.const 372027318331986
-  call $~lib/date/Date#constructor
-  local.tee $0
-  i32.store
-  local.get $0
-  call $~lib/date/Date#getUTCMinutes
-  i32.const 45
-  i32.ne
-  if
-   i32.const 0
-   i32.const 1056
-   i32.const 87
-   i32.const 3
-   call $~lib/builtins/abort
-   unreachable
-  end
-  local.get $0
-  i32.const 12
-  call $~lib/date/Date#setUTCMinutes
-  local.get $0
-  call $~lib/date/Date#getUTCMinutes
-  i32.const 12
-  i32.ne
-  if
-   i32.const 0
-   i32.const 1056
-   i32.const 89
-   i32.const 3
-   call $~lib/builtins/abort
-   unreachable
-  end
-  local.get $0
-  i32.const 50
-  call $~lib/date/Date#setUTCMinutes
-  local.get $0
-  call $~lib/date/Date#getUTCMinutes
-  i32.const 50
-  i32.ne
-  if
-   i32.const 0
-   i32.const 1056
-   i32.const 91
+   call $~lib/date/epochMillis
+   local.tee $1
+   i64.const 8640000000000000
+   i64.gt_s
+   local.get $1
+   i64.const -8640000000000000
+   i64.lt_s
+   select
+   br_if $folding-inner0
+   local.get $1
+   i64.const 8640000000000000
+   i64.ne
+   if
+    i32.const 0
+    i32.const 1152
+    i32.const 9
+    i32.const 3
+    call $~lib/builtins/abort
+    unreachable
+   end
+   memory.size
+   i32.const 16
+   i32.shl
+   i32.const 20292
+   i32.sub
+   i32.const 1
+   i32.shr_u
+   global.set $~lib/rt/itcms/threshold
+   i32.const 1312
+   call $~lib/rt/itcms/initLazy
+   global.set $~lib/rt/itcms/pinSpace
+   i32.const 1344
+   call $~lib/rt/itcms/initLazy
+   global.set $~lib/rt/itcms/toSpace
+   i32.const 1488
+   call $~lib/rt/itcms/initLazy
+   global.set $~lib/rt/itcms/fromSpace
+   global.get $~lib/memory/__stack_pointer
+   i64.const 1541847600001
+   call $~lib/date/Date#constructor
+   local.tee $0
+   i32.store
+   local.get $0
+   i64.load offset=16
+   i64.const 1541847600001
+   i64.ne
+   if
+    i32.const 0
+    i32.const 1152
+    i32.const 18
+    i32.const 3
+    call $~lib/builtins/abort
+    unreachable
+   end
+   local.get $0
+   i64.const 1541847600002
+   call $~lib/date/Date#setTime
+   local.get $0
+   i64.load offset=16
+   i64.const 1541847600002
+   i64.ne
+   if
+    i32.const 0
+    i32.const 1152
+    i32.const 20
+    i32.const 3
+    call $~lib/builtins/abort
+    unreachable
+   end
+   global.get $~lib/memory/__stack_pointer
+   i64.const 5918283958183706
+   call $~lib/date/Date#constructor
+   local.tee $0
+   i32.store
+   local.get $0
+   i32.load
+   i32.const 189512
+   i32.ne
+   if
+    i32.const 0
+    i32.const 1152
+    i32.const 28
+    i32.const 3
+    call $~lib/builtins/abort
+    unreachable
+   end
+   local.get $0
+   i32.load offset=4
+   i32.const 12
+   i32.ne
+   if
+    i32.const 0
+    i32.const 1152
+    i32.const 29
+    i32.const 3
+    call $~lib/builtins/abort
+    unreachable
+   end
+   local.get $0
+   i32.load offset=8
+   i32.const 14
+   i32.ne
+   if
+    i32.const 0
+    i32.const 1152
+    i32.const 30
+    i32.const 3
+    call $~lib/builtins/abort
+    unreachable
+   end
+   local.get $0
+   call $~lib/date/Date#getUTCHours
+   i32.const 22
+   i32.ne
+   if
+    i32.const 0
+    i32.const 1152
+    i32.const 31
+    i32.const 3
+    call $~lib/builtins/abort
+    unreachable
+   end
+   local.get $0
+   call $~lib/date/Date#getUTCMinutes
+   i32.const 9
+   i32.ne
+   if
+    i32.const 0
+    i32.const 1152
+    i32.const 32
+    i32.const 3
+    call $~lib/builtins/abort
+    unreachable
+   end
+   local.get $0
+   call $~lib/date/Date#getUTCSeconds
+   i32.const 43
+   i32.ne
+   if
+    i32.const 0
+    i32.const 1152
+    i32.const 33
+    i32.const 3
+    call $~lib/builtins/abort
+    unreachable
+   end
+   local.get $0
+   call $~lib/date/Date#getUTCMilliseconds
+   i32.const 706
+   i32.ne
+   if
+    i32.const 0
+    i32.const 1152
+    i32.const 34
+    i32.const 3
+    call $~lib/builtins/abort
+    unreachable
+   end
+   global.get $~lib/memory/__stack_pointer
+   i64.const 123814991274
+   call $~lib/date/Date#constructor
+   local.tee $0
+   i32.store
+   local.get $0
+   i32.load
+   i32.const 1973
+   i32.ne
+   if
+    i32.const 0
+    i32.const 1152
+    i32.const 40
+    i32.const 3
+    call $~lib/builtins/abort
+    unreachable
+   end
+   local.get $0
+   i32.load offset=4
+   i32.const 12
+   i32.ne
+   if
+    i32.const 0
+    i32.const 1152
+    i32.const 41
+    i32.const 3
+    call $~lib/builtins/abort
+    unreachable
+   end
+   local.get $0
+   i32.load offset=8
+   i32.const 4
+   i32.ne
+   if
+    i32.const 0
+    i32.const 1152
+    i32.const 42
+    i32.const 3
+    call $~lib/builtins/abort
+    unreachable
+   end
+   local.get $0
+   call $~lib/date/Date#getUTCHours
+   i32.const 1
+   i32.ne
+   if
+    i32.const 0
+    i32.const 1152
+    i32.const 43
+    i32.const 3
+    call $~lib/builtins/abort
+    unreachable
+   end
+   local.get $0
+   call $~lib/date/Date#getUTCMinutes
    i32.const 3
-   call $~lib/builtins/abort
-   unreachable
-  end
-  local.get $0
-  i32.const 0
-  call $~lib/date/Date#setUTCMinutes
-  local.get $0
-  i64.load offset=16
-  i64.const 372027315631986
-  i64.ne
-  if
+   i32.ne
+   if
+    i32.const 0
+    i32.const 1152
+    i32.const 44
+    i32.const 3
+    call $~lib/builtins/abort
+    unreachable
+   end
+   local.get $0
+   call $~lib/date/Date#getUTCSeconds
+   i32.const 11
+   i32.ne
+   if
+    i32.const 0
+    i32.const 1152
+    i32.const 45
+    i32.const 3
+    call $~lib/builtins/abort
+    unreachable
+   end
+   local.get $0
+   call $~lib/date/Date#getUTCMilliseconds
+   i32.const 274
+   i32.ne
+   if
+    i32.const 0
+    i32.const 1152
+    i32.const 46
+    i32.const 3
+    call $~lib/builtins/abort
+    unreachable
+   end
+   global.get $~lib/memory/__stack_pointer
+   i64.const 399464523963984
+   call $~lib/date/Date#constructor
+   local.tee $0
+   i32.store
+   local.get $0
+   call $~lib/date/Date#getUTCMilliseconds
+   i32.const 984
+   i32.ne
+   if
+    i32.const 0
+    i32.const 1152
+    i32.const 52
+    i32.const 3
+    call $~lib/builtins/abort
+    unreachable
+   end
+   local.get $0
+   i32.const 12
+   call $~lib/date/Date#setUTCMilliseconds
+   local.get $0
+   call $~lib/date/Date#getUTCMilliseconds
+   i32.const 12
+   i32.ne
+   if
+    i32.const 0
+    i32.const 1152
+    i32.const 54
+    i32.const 3
+    call $~lib/builtins/abort
+    unreachable
+   end
+   local.get $0
+   i32.const 568
+   call $~lib/date/Date#setUTCMilliseconds
+   local.get $0
+   call $~lib/date/Date#getUTCMilliseconds
+   i32.const 568
+   i32.ne
+   if
+    i32.const 0
+    i32.const 1152
+    i32.const 56
+    i32.const 3
+    call $~lib/builtins/abort
+    unreachable
+   end
+   local.get $0
    i32.const 0
-   i32.const 1056
-   i32.const 94
-   i32.const 3
-   call $~lib/builtins/abort
-   unreachable
-  end
-  local.get $0
-  i32.const 59
-  call $~lib/date/Date#setUTCMinutes
-  local.get $0
-  i64.load offset=16
-  i64.const 372027319171986
-  i64.ne
-  if
-   i32.const 0
-   i32.const 1056
-   i32.const 96
-   i32.const 3
-   call $~lib/builtins/abort
-   unreachable
-  end
-  global.get $~lib/memory/__stack_pointer
-  i64.const 372027318331986
-  call $~lib/date/Date#constructor
-  local.tee $0
-  i32.store
-  local.get $0
-  call $~lib/date/Date#getUTCHours
-  i32.const 17
-  i32.ne
-  if
-   i32.const 0
-   i32.const 1056
-   i32.const 102
-   i32.const 3
-   call $~lib/builtins/abort
-   unreachable
-  end
-  local.get $0
-  i32.const 12
-  call $~lib/date/Date#setUTCHours
-  local.get $0
-  call $~lib/date/Date#getUTCHours
-  i32.const 12
-  i32.ne
-  if
-   i32.const 0
-   i32.const 1056
-   i32.const 104
-   i32.const 3
-   call $~lib/builtins/abort
-   unreachable
-  end
-  local.get $0
-  i32.const 2
-  call $~lib/date/Date#setUTCHours
-  local.get $0
-  call $~lib/date/Date#getUTCHours
-  i32.const 2
-  i32.ne
-  if
-   i32.const 0
-   i32.const 1056
-   i32.const 106
-   i32.const 3
-   call $~lib/builtins/abort
-   unreachable
-  end
-  local.get $0
-  i32.const 0
-  call $~lib/date/Date#setUTCHours
-  local.get $0
-  i64.load offset=16
-  i64.const 372027257131986
-  i64.ne
-  if
+   call $~lib/date/Date#setUTCMilliseconds
+   local.get $0
+   i64.load offset=16
+   i64.const 399464523963000
+   i64.ne
+   if
+    i32.const 0
+    i32.const 1152
+    i32.const 59
+    i32.const 3
+    call $~lib/builtins/abort
+    unreachable
+   end
+   local.get $0
+   i32.const 999
+   call $~lib/date/Date#setUTCMilliseconds
+   local.get $0
+   i64.load offset=16
+   i64.const 399464523963999
+   i64.ne
+   if
+    i32.const 0
+    i32.const 1152
+    i32.const 61
+    i32.const 3
+    call $~lib/builtins/abort
+    unreachable
+   end
+   local.get $0
+   i32.const 2000
+   call $~lib/date/Date#setUTCMilliseconds
+   local.get $0
+   call $~lib/date/Date#getUTCMilliseconds
+   if
+    i32.const 0
+    i32.const 1152
+    i32.const 64
+    i32.const 3
+    call $~lib/builtins/abort
+    unreachable
+   end
+   local.get $0
+   i64.load offset=16
+   i64.const 399464523965000
+   i64.ne
+   if
+    i32.const 0
+    i32.const 1152
+    i32.const 65
+    i32.const 3
+    call $~lib/builtins/abort
+    unreachable
+   end
+   local.get $0
+   i32.const -2000
+   call $~lib/date/Date#setUTCMilliseconds
+   local.get $0
+   call $~lib/date/Date#getUTCMilliseconds
+   if
+    i32.const 0
+    i32.const 1152
+    i32.const 67
+    i32.const 3
+    call $~lib/builtins/abort
+    unreachable
+   end
+   local.get $0
+   i64.load offset=16
+   i64.const 399464523963000
+   i64.ne
+   if
+    i32.const 0
+    i32.const 1152
+    i32.const 68
+    i32.const 3
+    call $~lib/builtins/abort
+    unreachable
+   end
+   global.get $~lib/memory/__stack_pointer
+   i64.const 372027318331986
+   call $~lib/date/Date#constructor
+   local.tee $0
+   i32.store
+   local.get $0
+   call $~lib/date/Date#getUTCSeconds
+   i32.const 31
+   i32.ne
+   if
+    i32.const 0
+    i32.const 1152
+    i32.const 74
+    i32.const 3
+    call $~lib/builtins/abort
+    unreachable
+   end
+   local.get $0
+   i32.const 12
+   call $~lib/date/Date#setUTCSeconds
+   local.get $0
+   call $~lib/date/Date#getUTCSeconds
+   i32.const 12
+   i32.ne
+   if
+    i32.const 0
+    i32.const 1152
+    i32.const 76
+    i32.const 3
+    call $~lib/builtins/abort
+    unreachable
+   end
+   local.get $0
+   i32.const 50
+   call $~lib/date/Date#setUTCSeconds
+   local.get $0
+   call $~lib/date/Date#getUTCSeconds
+   i32.const 50
+   i32.ne
+   if
+    i32.const 0
+    i32.const 1152
+    i32.const 78
+    i32.const 3
+    call $~lib/builtins/abort
+    unreachable
+   end
+   local.get $0
    i32.const 0
-   i32.const 1056
-   i32.const 109
-   i32.const 3
-   call $~lib/builtins/abort
-   unreachable
-  end
-  local.get $0
-  i32.const 23
-  call $~lib/date/Date#setUTCHours
-  local.get $0
-  i64.load offset=16
-  i64.const 372027339931986
-  i64.ne
-  if
+   call $~lib/date/Date#setUTCSeconds
+   local.get $0
+   i64.load offset=16
+   i64.const 372027318300986
+   i64.ne
+   if
+    i32.const 0
+    i32.const 1152
+    i32.const 81
+    i32.const 3
+    call $~lib/builtins/abort
+    unreachable
+   end
+   local.get $0
+   i32.const 59
+   call $~lib/date/Date#setUTCSeconds
+   local.get $0
+   i64.load offset=16
+   i64.const 372027318359986
+   i64.ne
+   if
+    i32.const 0
+    i32.const 1152
+    i32.const 83
+    i32.const 3
+    call $~lib/builtins/abort
+    unreachable
+   end
+   global.get $~lib/memory/__stack_pointer
+   i64.const 372027318331986
+   call $~lib/date/Date#constructor
+   local.tee $0
+   i32.store
+   local.get $0
+   call $~lib/date/Date#getUTCMinutes
+   i32.const 45
+   i32.ne
+   if
+    i32.const 0
+    i32.const 1152
+    i32.const 89
+    i32.const 3
+    call $~lib/builtins/abort
+    unreachable
+   end
+   local.get $0
+   i32.const 12
+   call $~lib/date/Date#setUTCMinutes
+   local.get $0
+   call $~lib/date/Date#getUTCMinutes
+   i32.const 12
+   i32.ne
+   if
+    i32.const 0
+    i32.const 1152
+    i32.const 91
+    i32.const 3
+    call $~lib/builtins/abort
+    unreachable
+   end
+   local.get $0
+   i32.const 50
+   call $~lib/date/Date#setUTCMinutes
+   local.get $0
+   call $~lib/date/Date#getUTCMinutes
+   i32.const 50
+   i32.ne
+   if
+    i32.const 0
+    i32.const 1152
+    i32.const 93
+    i32.const 3
+    call $~lib/builtins/abort
+    unreachable
+   end
+   local.get $0
    i32.const 0
-   i32.const 1056
-   i32.const 111
-   i32.const 3
-   call $~lib/builtins/abort
-   unreachable
-  end
-  global.get $~lib/memory/__stack_pointer
-  i64.const 123814991274
-  call $~lib/date/Date#constructor
-  local.tee $0
-  i32.store
-  local.get $0
-  i32.load
-  i32.const 1973
-  i32.ne
-  if
+   call $~lib/date/Date#setUTCMinutes
+   local.get $0
+   i64.load offset=16
+   i64.const 372027315631986
+   i64.ne
+   if
+    i32.const 0
+    i32.const 1152
+    i32.const 96
+    i32.const 3
+    call $~lib/builtins/abort
+    unreachable
+   end
+   local.get $0
+   i32.const 59
+   call $~lib/date/Date#setUTCMinutes
+   local.get $0
+   i64.load offset=16
+   i64.const 372027319171986
+   i64.ne
+   if
+    i32.const 0
+    i32.const 1152
+    i32.const 98
+    i32.const 3
+    call $~lib/builtins/abort
+    unreachable
+   end
+   global.get $~lib/memory/__stack_pointer
+   i64.const 372027318331986
+   call $~lib/date/Date#constructor
+   local.tee $0
+   i32.store
+   local.get $0
+   call $~lib/date/Date#getUTCHours
+   i32.const 17
+   i32.ne
+   if
+    i32.const 0
+    i32.const 1152
+    i32.const 104
+    i32.const 3
+    call $~lib/builtins/abort
+    unreachable
+   end
+   local.get $0
+   i32.const 12
+   call $~lib/date/Date#setUTCHours
+   local.get $0
+   call $~lib/date/Date#getUTCHours
+   i32.const 12
+   i32.ne
+   if
+    i32.const 0
+    i32.const 1152
+    i32.const 106
+    i32.const 3
+    call $~lib/builtins/abort
+    unreachable
+   end
+   local.get $0
+   i32.const 2
+   call $~lib/date/Date#setUTCHours
+   local.get $0
+   call $~lib/date/Date#getUTCHours
+   i32.const 2
+   i32.ne
+   if
+    i32.const 0
+    i32.const 1152
+    i32.const 108
+    i32.const 3
+    call $~lib/builtins/abort
+    unreachable
+   end
+   local.get $0
    i32.const 0
-   i32.const 1056
-   i32.const 117
-   i32.const 3
-   call $~lib/builtins/abort
-   unreachable
-  end
-  local.get $0
-  i32.load offset=4
-  i32.const 12
-  i32.ne
-  if
-   i32.const 0
-   i32.const 1056
-   i32.const 118
+   call $~lib/date/Date#setUTCHours
+   local.get $0
+   i64.load offset=16
+   i64.const 372027257131986
+   i64.ne
+   if
+    i32.const 0
+    i32.const 1152
+    i32.const 111
+    i32.const 3
+    call $~lib/builtins/abort
+    unreachable
+   end
+   local.get $0
+   i32.const 23
+   call $~lib/date/Date#setUTCHours
+   local.get $0
+   i64.load offset=16
+   i64.const 372027339931986
+   i64.ne
+   if
+    i32.const 0
+    i32.const 1152
+    i32.const 113
+    i32.const 3
+    call $~lib/builtins/abort
+    unreachable
+   end
+   global.get $~lib/memory/__stack_pointer
+   i64.const 123814991274
+   call $~lib/date/Date#constructor
+   local.tee $0
+   i32.store
+   local.get $0
+   i32.load
+   i32.const 1973
+   i32.ne
+   if
+    i32.const 0
+    i32.const 1152
+    i32.const 119
+    i32.const 3
+    call $~lib/builtins/abort
+    unreachable
+   end
+   local.get $0
+   i32.load offset=4
+   i32.const 12
+   i32.ne
+   if
+    i32.const 0
+    i32.const 1152
+    i32.const 120
+    i32.const 3
+    call $~lib/builtins/abort
+    unreachable
+   end
+   local.get $0
+   i32.const 12
+   call $~lib/date/Date#setUTCDate
+   local.get $0
+   i32.load offset=8
+   i32.const 12
+   i32.ne
+   if
+    i32.const 0
+    i32.const 1152
+    i32.const 124
+    i32.const 3
+    call $~lib/builtins/abort
+    unreachable
+   end
+   local.get $0
+   i32.const 2
+   call $~lib/date/Date#setUTCDate
+   local.get $0
+   i32.load offset=8
+   i32.const 2
+   i32.ne
+   if
+    i32.const 0
+    i32.const 1152
+    i32.const 126
+    i32.const 3
+    call $~lib/builtins/abort
+    unreachable
+   end
+   local.get $0
+   i32.const 1
+   call $~lib/date/Date#setUTCDate
+   local.get $0
+   i32.const 30
+   call $~lib/date/Date#setUTCDate
+   local.get $0
+   i32.const 1
+   call $~lib/date/Date#setUTCMonth
+   local.get $0
+   i32.const 1
+   call $~lib/date/Date#setUTCDate
+   local.get $0
+   i32.const 31
+   call $~lib/date/Date#setUTCDate
+   local.get $0
+   i32.const 2024
+   call $~lib/date/Date#setUTCFullYear
+   local.get $0
+   i32.const 2
+   call $~lib/date/Date#setUTCMonth
+   local.get $0
+   i32.const 1
+   call $~lib/date/Date#setUTCDate
+   local.get $0
+   i32.const 29
+   call $~lib/date/Date#setUTCDate
+   local.get $0
+   i64.load offset=16
+   i64.const 1711674191274
+   i64.ne
+   if
+    i32.const 0
+    i32.const 1152
+    i32.const 144
+    i32.const 3
+    call $~lib/builtins/abort
+    unreachable
+   end
+   local.get $0
+   i32.load offset=8
+   i32.const 29
+   i32.ne
+   if
+    i32.const 0
+    i32.const 1152
+    i32.const 145
+    i32.const 3
+    call $~lib/builtins/abort
+    unreachable
+   end
+   local.get $0
+   call $~lib/date/Date#getUTCMinutes
    i32.const 3
-   call $~lib/builtins/abort
-   unreachable
-  end
-  local.get $0
-  i32.const 12
-  call $~lib/date/Date#setUTCDate
-  local.get $0
-  i32.load offset=8
-  i32.const 12
-  i32.ne
-  if
-   i32.const 0
-   i32.const 1056
-   i32.const 122
+   i32.ne
+   if
+    i32.const 0
+    i32.const 1152
+    i32.const 146
+    i32.const 3
+    call $~lib/builtins/abort
+    unreachable
+   end
+   local.get $0
+   call $~lib/date/Date#getUTCSeconds
+   i32.const 11
+   i32.ne
+   if
+    i32.const 0
+    i32.const 1152
+    i32.const 147
+    i32.const 3
+    call $~lib/builtins/abort
+    unreachable
+   end
+   local.get $0
+   call $~lib/date/Date#getUTCMilliseconds
+   i32.const 274
+   i32.ne
+   if
+    i32.const 0
+    i32.const 1152
+    i32.const 148
+    i32.const 3
+    call $~lib/builtins/abort
+    unreachable
+   end
+   global.get $~lib/memory/__stack_pointer
+   i64.const 1362106799999
+   call $~lib/date/Date#constructor
+   local.tee $0
+   i32.store
+   local.get $0
+   i32.const 20
+   call $~lib/date/Date#setUTCDate
+   local.get $0
+   i64.load offset=16
+   i64.const 1363748399999
+   i64.ne
+   if
+    i32.const 0
+    i32.const 1152
+    i32.const 152
+    i32.const 3
+    call $~lib/builtins/abort
+    unreachable
+   end
+   local.get $0
+   i32.const 1
+   call $~lib/date/Date#setUTCDate
+   local.get $0
+   i64.load offset=16
+   i64.const 1362106799999
+   i64.ne
+   if
+    i32.const 0
+    i32.const 1152
+    i32.const 154
+    i32.const 3
+    call $~lib/builtins/abort
+    unreachable
+   end
+   local.get $0
+   i32.const 1000
+   call $~lib/date/Date#setUTCMilliseconds
+   local.get $0
+   i64.load offset=16
+   i64.const 1362106800000
+   i64.ne
+   if
+    i32.const 0
+    i32.const 1152
+    i32.const 157
+    i32.const 3
+    call $~lib/builtins/abort
+    unreachable
+   end
+   local.get $0
+   i32.const 3600000
+   call $~lib/date/Date#setUTCMilliseconds
+   local.get $0
+   i64.load offset=16
+   i64.const 1362110400000
+   i64.ne
+   if
+    i32.const 0
+    i32.const 1152
+    i32.const 160
+    i32.const 3
+    call $~lib/builtins/abort
+    unreachable
+   end
+   local.get $0
+   i32.const 3600001
+   call $~lib/date/Date#setUTCMilliseconds
+   local.get $0
+   i64.load offset=16
+   i64.const 1362114000001
+   i64.ne
+   if
+    i32.const 0
+    i32.const 1152
+    i32.const 163
+    i32.const 3
+    call $~lib/builtins/abort
+    unreachable
+   end
+   local.get $0
+   i32.const 3600001
+   call $~lib/date/Date#setUTCMilliseconds
+   local.get $0
+   i64.load offset=16
+   i64.const 1362117600001
+   i64.ne
+   if
+    i32.const 0
+    i32.const 1152
+    i32.const 166
+    i32.const 3
+    call $~lib/builtins/abort
+    unreachable
+   end
+   global.get $~lib/memory/__stack_pointer
+   i64.const 123814991274
+   call $~lib/date/Date#constructor
+   local.tee $0
+   i32.store
+   local.get $0
+   i32.const -2208
+   call $~lib/date/Date#setUTCDate
+   local.get $0
+   i64.load offset=16
+   i64.const -67301808726
+   i64.ne
+   if
+    i32.const 0
+    i32.const 1152
+    i32.const 170
+    i32.const 3
+    call $~lib/builtins/abort
+    unreachable
+   end
+   global.get $~lib/memory/__stack_pointer
+   i64.const 123814991274
+   call $~lib/date/Date#constructor
+   local.tee $0
+   i32.store
+   local.get $0
+   i32.const 2208
+   call $~lib/date/Date#setUTCDate
+   local.get $0
+   i64.load offset=16
+   i64.const 314240591274
+   i64.ne
+   if
+    i32.const 0
+    i32.const 1152
+    i32.const 174
+    i32.const 3
+    call $~lib/builtins/abort
+    unreachable
+   end
+   global.get $~lib/memory/__stack_pointer
+   i64.const 7899943856218720
+   call $~lib/date/Date#constructor
+   local.tee $0
+   i32.store
+   local.get $0
+   i32.load offset=4
+   i32.const 4
+   i32.ne
+   if
+    i32.const 0
+    i32.const 1152
+    i32.const 180
+    i32.const 3
+    call $~lib/builtins/abort
+    unreachable
+   end
+   local.get $0
+   i32.const 10
+   call $~lib/date/Date#setUTCMonth
+   local.get $0
+   i32.load offset=4
+   i32.const 11
+   i32.ne
+   if
+    i32.const 0
+    i32.const 1152
+    i32.const 182
+    i32.const 3
+    call $~lib/builtins/abort
+    unreachable
+   end
+   local.get $0
+   i32.const 2
+   call $~lib/date/Date#setUTCMonth
+   local.get $0
+   i32.load offset=4
    i32.const 3
-   call $~lib/builtins/abort
-   unreachable
-  end
-  local.get $0
-  i32.const 2
-  call $~lib/date/Date#setUTCDate
-  local.get $0
-  i32.load offset=8
-  i32.const 2
-  i32.ne
-  if
-   i32.const 0
-   i32.const 1056
-   i32.const 124
-   i32.const 3
-   call $~lib/builtins/abort
-   unreachable
-  end
-  local.get $0
-  i32.const 1
-  call $~lib/date/Date#setUTCDate
-  local.get $0
-  i32.const 30
-  call $~lib/date/Date#setUTCDate
-  local.get $0
-  i32.const 1
-  call $~lib/date/Date#setUTCMonth
-  local.get $0
-  i32.const 1
-  call $~lib/date/Date#setUTCDate
-  local.get $0
-  i32.const 31
-  call $~lib/date/Date#setUTCDate
-  local.get $0
-  i32.const 2024
-  call $~lib/date/Date#setUTCFullYear
-  local.get $0
-  i32.const 2
-  call $~lib/date/Date#setUTCMonth
-  local.get $0
-  i32.const 1
-  call $~lib/date/Date#setUTCDate
-  local.get $0
-  i32.const 29
-  call $~lib/date/Date#setUTCDate
-  local.get $0
-  i64.load offset=16
-  i64.const 1711674191274
-  i64.ne
-  if
-   i32.const 0
-   i32.const 1056
-   i32.const 142
-   i32.const 3
-   call $~lib/builtins/abort
-   unreachable
-  end
-  local.get $0
-  i32.load offset=8
-  i32.const 29
-  i32.ne
-  if
-   i32.const 0
-   i32.const 1056
-   i32.const 143
-   i32.const 3
-   call $~lib/builtins/abort
-   unreachable
-  end
-  local.get $0
-  call $~lib/date/Date#getUTCMinutes
-  i32.const 3
-  i32.ne
-  if
-   i32.const 0
-   i32.const 1056
-   i32.const 144
-   i32.const 3
-   call $~lib/builtins/abort
-   unreachable
-  end
-  local.get $0
-  call $~lib/date/Date#getUTCSeconds
-  i32.const 11
-  i32.ne
-  if
-   i32.const 0
-   i32.const 1056
-   i32.const 145
-   i32.const 3
-   call $~lib/builtins/abort
-   unreachable
-  end
-  local.get $0
-  call $~lib/date/Date#getUTCMilliseconds
-  i32.const 274
-  i32.ne
-  if
-   i32.const 0
-   i32.const 1056
-   i32.const 146
-   i32.const 3
-   call $~lib/builtins/abort
-   unreachable
-  end
-  global.get $~lib/memory/__stack_pointer
-  i64.const 1362106799999
-  call $~lib/date/Date#constructor
-  local.tee $0
-  i32.store
-  local.get $0
-  i32.const 20
-  call $~lib/date/Date#setUTCDate
-  local.get $0
-  i64.load offset=16
-  i64.const 1363748399999
-  i64.ne
-  if
-   i32.const 0
-   i32.const 1056
-   i32.const 150
-   i32.const 3
-   call $~lib/builtins/abort
-   unreachable
-  end
-  local.get $0
-  i32.const 1
-  call $~lib/date/Date#setUTCDate
-  local.get $0
-  i64.load offset=16
-  i64.const 1362106799999
-  i64.ne
-  if
-   i32.const 0
-   i32.const 1056
-   i32.const 152
-   i32.const 3
-   call $~lib/builtins/abort
-   unreachable
-  end
-  local.get $0
-  i32.const 1000
-  call $~lib/date/Date#setUTCMilliseconds
-  local.get $0
-  i64.load offset=16
-  i64.const 1362106800000
-  i64.ne
-  if
-   i32.const 0
-   i32.const 1056
-   i32.const 155
-   i32.const 3
-   call $~lib/builtins/abort
-   unreachable
-  end
-  local.get $0
-  i32.const 3600000
-  call $~lib/date/Date#setUTCMilliseconds
-  local.get $0
-  i64.load offset=16
-  i64.const 1362110400000
-  i64.ne
-  if
-   i32.const 0
-   i32.const 1056
-   i32.const 158
-   i32.const 3
-   call $~lib/builtins/abort
-   unreachable
-  end
-  local.get $0
-  i32.const 3600001
-  call $~lib/date/Date#setUTCMilliseconds
-  local.get $0
-  i64.load offset=16
-  i64.const 1362114000001
-  i64.ne
-  if
-   i32.const 0
-   i32.const 1056
-   i32.const 161
-   i32.const 3
-   call $~lib/builtins/abort
-   unreachable
-  end
-  local.get $0
-  i32.const 3600001
-  call $~lib/date/Date#setUTCMilliseconds
-  local.get $0
-  i64.load offset=16
-  i64.const 1362117600001
-  i64.ne
-  if
-   i32.const 0
-   i32.const 1056
-   i32.const 164
-   i32.const 3
-   call $~lib/builtins/abort
-   unreachable
-  end
-  global.get $~lib/memory/__stack_pointer
-  i64.const 123814991274
-  call $~lib/date/Date#constructor
-  local.tee $0
-  i32.store
-  local.get $0
-  i32.const -2208
-  call $~lib/date/Date#setUTCDate
-  local.get $0
-  i64.load offset=16
-  i64.const -67301808726
-  i64.ne
-  if
-   i32.const 0
-   i32.const 1056
-   i32.const 168
-   i32.const 3
-   call $~lib/builtins/abort
-   unreachable
-  end
-  global.get $~lib/memory/__stack_pointer
-  i64.const 123814991274
-  call $~lib/date/Date#constructor
-  local.tee $0
-  i32.store
-  local.get $0
-  i32.const 2208
-  call $~lib/date/Date#setUTCDate
-  local.get $0
-  i64.load offset=16
-  i64.const 314240591274
-  i64.ne
-  if
-   i32.const 0
-   i32.const 1056
-   i32.const 172
-   i32.const 3
-   call $~lib/builtins/abort
-   unreachable
-  end
-  global.get $~lib/memory/__stack_pointer
-  i64.const 7899943856218720
-  call $~lib/date/Date#constructor
-  local.tee $0
-  i32.store
-  local.get $0
-  i32.load offset=4
-  i32.const 4
-  i32.ne
-  if
-   i32.const 0
-   i32.const 1056
-   i32.const 178
-   i32.const 3
-   call $~lib/builtins/abort
-   unreachable
-  end
-  local.get $0
-  i32.const 10
-  call $~lib/date/Date#setUTCMonth
-  local.get $0
-  i32.load offset=4
-  i32.const 11
-  i32.ne
-  if
-   i32.const 0
-   i32.const 1056
-   i32.const 180
-   i32.const 3
-   call $~lib/builtins/abort
-   unreachable
-  end
-  local.get $0
-  i32.const 2
-  call $~lib/date/Date#setUTCMonth
-  local.get $0
-  i32.load offset=4
-  i32.const 3
-  i32.ne
-  if
-   i32.const 0
-   i32.const 1056
-   i32.const 182
-   i32.const 3
-   call $~lib/builtins/abort
-   unreachable
-  end
-  local.get $0
-  i32.const 1
-  call $~lib/date/Date#setUTCMonth
-  local.get $0
-  i32.const 12
-  call $~lib/date/Date#setUTCMonth
-  global.get $~lib/memory/__stack_pointer
-  i64.const 7941202527925698
-  call $~lib/date/Date#constructor
-  local.tee $0
-  i32.store
-  local.get $0
-  i32.load
-  i32.const 253616
-  i32.ne
-  if
-   i32.const 0
-   i32.const 1056
-   i32.const 191
-   i32.const 3
-   call $~lib/builtins/abort
-   unreachable
-  end
-  local.get $0
-  i32.const 1976
-  call $~lib/date/Date#setUTCFullYear
-  local.get $0
-  i32.load
-  i32.const 1976
-  i32.ne
-  if
-   i32.const 0
-   i32.const 1056
-   i32.const 193
-   i32.const 3
-   call $~lib/builtins/abort
-   unreachable
-  end
-  local.get $0
-  i32.const 20212
-  call $~lib/date/Date#setUTCFullYear
-  local.get $0
-  i32.load
-  i32.const 20212
-  i32.ne
-  if
-   i32.const 0
-   i32.const 1056
-   i32.const 195
-   i32.const 3
-   call $~lib/builtins/abort
-   unreachable
-  end
-  global.get $~lib/memory/__stack_pointer
-  i64.const -62167219200000
-  call $~lib/date/Date#constructor
-  local.tee $0
-  i32.store
-  local.get $0
-  call $~lib/date/Date#toISOString
-  local.set $0
-  global.get $~lib/memory/__stack_pointer
-  local.get $0
-  i32.store offset=4
-  global.get $~lib/memory/__stack_pointer
-  i32.const 2144
-  i32.store offset=8
-  local.get $0
-  i32.const 2144
-  call $~lib/string/String.__eq
-  i32.eqz
-  if
-   i32.const 0
-   i32.const 1056
-   i32.const 201
-   i32.const 3
-   call $~lib/builtins/abort
-   unreachable
-  end
-  global.get $~lib/memory/__stack_pointer
-  i64.const -62167219200001
-  call $~lib/date/Date#constructor
-  local.tee $0
-  i32.store
-  local.get $0
-  call $~lib/date/Date#toISOString
-  local.set $0
-  global.get $~lib/memory/__stack_pointer
-  local.get $0
-  i32.store offset=4
-  global.get $~lib/memory/__stack_pointer
-  i32.const 2224
-  i32.store offset=8
-  local.get $0
-  i32.const 2224
-  call $~lib/string/String.__eq
-  i32.eqz
-  if
-   i32.const 0
-   i32.const 1056
-   i32.const 203
-   i32.const 3
-   call $~lib/builtins/abort
-   unreachable
-  end
-  global.get $~lib/memory/__stack_pointer
-  i64.const -62127219200000
-  call $~lib/date/Date#constructor
-  local.tee $0
-  i32.store
-  local.get $0
-  call $~lib/date/Date#toISOString
-  local.set $0
-  global.get $~lib/memory/__stack_pointer
-  local.get $0
-  i32.store offset=4
-  global.get $~lib/memory/__stack_pointer
-  i32.const 2304
-  i32.store offset=8
-  local.get $0
-  i32.const 2304
-  call $~lib/string/String.__eq
-  i32.eqz
-  if
-   i32.const 0
-   i32.const 1056
-   i32.const 205
-   i32.const 3
-   call $~lib/builtins/abort
-   unreachable
-  end
-  global.get $~lib/memory/__stack_pointer
-  i64.const 1231231231020
-  call $~lib/date/Date#constructor
-  local.tee $0
-  i32.store
-  local.get $0
-  call $~lib/date/Date#toISOString
-  local.set $0
-  global.get $~lib/memory/__stack_pointer
-  local.get $0
-  i32.store offset=4
-  global.get $~lib/memory/__stack_pointer
-  i32.const 2384
-  i32.store offset=8
-  local.get $0
-  i32.const 2384
-  call $~lib/string/String.__eq
-  i32.eqz
-  if
-   i32.const 0
-   i32.const 1056
-   i32.const 207
-   i32.const 3
-   call $~lib/builtins/abort
-   unreachable
-  end
-  global.get $~lib/memory/__stack_pointer
-  i64.const 1231231231456
-  call $~lib/date/Date#constructor
-  local.tee $0
-  i32.store
-  local.get $0
-  call $~lib/date/Date#toISOString
-  local.set $0
-  global.get $~lib/memory/__stack_pointer
-  local.get $0
-  i32.store offset=4
-  global.get $~lib/memory/__stack_pointer
-  i32.const 2464
-  i32.store offset=8
-  local.get $0
-  i32.const 2464
-  call $~lib/string/String.__eq
-  i32.eqz
-  if
-   i32.const 0
-   i32.const 1056
-   i32.const 209
-   i32.const 3
-   call $~lib/builtins/abort
-   unreachable
-  end
-  global.get $~lib/memory/__stack_pointer
-  i64.const 322331231231020
-  call $~lib/date/Date#constructor
-  local.tee $0
-  i32.store
-  local.get $0
-  call $~lib/date/Date#toISOString
-  local.set $0
-  global.get $~lib/memory/__stack_pointer
-  local.get $0
-  i32.store offset=4
-  global.get $~lib/memory/__stack_pointer
-  i32.const 2544
-  i32.store offset=8
-  local.get $0
-  i32.const 2544
-  call $~lib/string/String.__eq
-  i32.eqz
-  if
-   i32.const 0
-   i32.const 1056
-   i32.const 211
-   i32.const 3
-   call $~lib/builtins/abort
-   unreachable
-  end
-  global.get $~lib/memory/__stack_pointer
-  i64.const 253402300799999
-  call $~lib/date/Date#constructor
-  local.tee $0
-  i32.store
-  local.get $0
-  call $~lib/date/Date#toISOString
-  local.set $0
-  global.get $~lib/memory/__stack_pointer
-  local.get $0
-  i32.store offset=4
-  global.get $~lib/memory/__stack_pointer
-  i32.const 2624
-  i32.store offset=8
-  local.get $0
-  i32.const 2624
-  call $~lib/string/String.__eq
-  i32.eqz
-  if
-   i32.const 0
-   i32.const 1056
-   i32.const 213
-   i32.const 3
-   call $~lib/builtins/abort
-   unreachable
-  end
-  global.get $~lib/memory/__stack_pointer
-  i64.const 253402300800000
-  call $~lib/date/Date#constructor
-  local.tee $0
-  i32.store
-  local.get $0
-  call $~lib/date/Date#toISOString
-  local.set $0
-  global.get $~lib/memory/__stack_pointer
-  local.get $0
-  i32.store offset=4
-  global.get $~lib/memory/__stack_pointer
-  i32.const 2704
-  i32.store offset=8
-  local.get $0
-  i32.const 2704
-  call $~lib/string/String.__eq
-  i32.eqz
-  if
-   i32.const 0
-   i32.const 1056
-   i32.const 215
-   i32.const 3
-   call $~lib/builtins/abort
-   unreachable
-  end
-  global.get $~lib/memory/__stack_pointer
-  i64.const -62847038769226
-  call $~lib/date/Date#constructor
-  local.tee $0
-  i32.store
-  local.get $0
-  call $~lib/date/Date#toISOString
-  local.set $0
-  global.get $~lib/memory/__stack_pointer
-  local.get $0
-  i32.store offset=4
-  global.get $~lib/memory/__stack_pointer
-  i32.const 2784
-  i32.store offset=8
-  local.get $0
-  i32.const 2784
-  call $~lib/string/String.__eq
-  i32.eqz
-  if
-   i32.const 0
-   i32.const 1056
-   i32.const 217
-   i32.const 3
-   call $~lib/builtins/abort
-   unreachable
-  end
-  global.get $~lib/memory/__stack_pointer
-  i32.const 2864
-  i32.store offset=4
-  global.get $~lib/memory/__stack_pointer
-  i32.const 2864
-  call $~lib/date/Date.fromString
-  local.tee $0
-  i32.store
-  local.get $0
-  i64.load offset=16
-  i64.const 192067200000
-  i64.ne
-  if
-   i32.const 0
-   i32.const 1056
-   i32.const 224
-   i32.const 3
-   call $~lib/builtins/abort
-   unreachable
-  end
-  global.get $~lib/memory/__stack_pointer
-  i32.const 3136
-  i32.store offset=4
-  global.get $~lib/memory/__stack_pointer
-  i32.const 3136
-  call $~lib/date/Date.fromString
-  local.tee $0
-  i32.store
-  local.get $0
-  i64.load offset=16
-  i64.const 192067200000
-  i64.ne
-  if
-   i32.const 0
-   i32.const 1056
-   i32.const 226
-   i32.const 3
-   call $~lib/builtins/abort
-   unreachable
-  end
-  global.get $~lib/memory/__stack_pointer
-  i32.const 3184
-  i32.store offset=4
-  global.get $~lib/memory/__stack_pointer
-  i32.const 3184
-  call $~lib/date/Date.fromString
-  local.tee $0
-  i32.store
-  local.get $0
-  i64.load offset=16
-  i64.const 11860387200000
-  i64.ne
-  if
-   i32.const 0
-   i32.const 1056
-   i32.const 228
-   i32.const 3
-   call $~lib/builtins/abort
-   unreachable
-  end
-  global.get $~lib/memory/__stack_pointer
-  i32.const 3232
-  i32.store offset=8
-  i32.const 3232
-  call $~lib/date/Date.fromString
-  local.set $0
-  global.get $~lib/memory/__stack_pointer
-  local.get $0
-  i32.store offset=4
-  local.get $0
-  i64.load offset=16
-  global.get $~lib/memory/__stack_pointer
-  i32.const 3280
-  i32.store offset=8
-  i32.const 3280
-  call $~lib/date/Date.fromString
-  local.set $0
-  global.get $~lib/memory/__stack_pointer
-  local.get $0
-  i32.store offset=4
-  local.get $0
-  i64.load offset=16
-  i64.ne
-  if
-   i32.const 0
-   i32.const 1056
-   i32.const 231
-   i32.const 3
-   call $~lib/builtins/abort
-   unreachable
-  end
-  global.get $~lib/memory/__stack_pointer
-  i32.const 3328
-  i32.store offset=4
-  global.get $~lib/memory/__stack_pointer
-  i32.const 3328
-  call $~lib/date/Date.fromString
-  local.tee $0
-  i32.store
-  local.get $0
-  i64.load offset=16
-  i64.const 192112496000
-  i64.ne
-  if
-   i32.const 0
-   i32.const 1056
-   i32.const 238
-   i32.const 3
-   call $~lib/builtins/abort
-   unreachable
-  end
-  global.get $~lib/memory/__stack_pointer
-  i32.const 3392
-  i32.store offset=4
-  global.get $~lib/memory/__stack_pointer
-  i32.const 3392
-  call $~lib/date/Date.fromString
-  local.tee $0
-  i32.store
-  local.get $0
-  i64.load offset=16
-  i64.const 192112496456
-  i64.ne
-  if
-   i32.const 0
-   i32.const 1056
-   i32.const 242
-   i32.const 3
-   call $~lib/builtins/abort
-   unreachable
-  end
-  global.get $~lib/memory/__stack_pointer
-  i32.const 3472
-  i32.store offset=4
-  global.get $~lib/memory/__stack_pointer
-  i32.const 3472
-  call $~lib/date/Date.fromString
-  local.tee $0
-  i32.store
-  local.get $0
-  i64.load offset=16
-  i64.const 192112496456
-  i64.ne
-  if
-   i32.const 0
-   i32.const 1056
-   i32.const 246
-   i32.const 3
-   call $~lib/builtins/abort
-   unreachable
-  end
-  global.get $~lib/memory/__stack_pointer
-  i64.const -8640000000000000
-  call $~lib/date/Date#constructor
-  local.tee $0
-  i32.store
-  global.get $~lib/memory/__stack_pointer
-  i64.const 8640000000000000
-  call $~lib/date/Date#constructor
-  local.tee $1
-  i32.store offset=12
-  local.get $0
-  i64.load offset=16
-  i64.const -8640000000000000
-  i64.ne
-  if
-   i32.const 0
-   i32.const 1056
-   i32.const 254
-   i32.const 3
-   call $~lib/builtins/abort
-   unreachable
-  end
-  local.get $1
-  i64.load offset=16
-  i64.const 8640000000000000
-  i64.ne
-  if
-   i32.const 0
-   i32.const 1056
-   i32.const 255
-   i32.const 3
-   call $~lib/builtins/abort
-   unreachable
-  end
-  local.get $0
-  i32.load
-  i32.const -271821
-  i32.ne
-  if
-   i32.const 0
-   i32.const 1056
-   i32.const 257
-   i32.const 3
-   call $~lib/builtins/abort
-   unreachable
-  end
-  local.get $1
-  i32.load
-  i32.const 275760
-  i32.ne
-  if
-   i32.const 0
-   i32.const 1056
-   i32.const 258
-   i32.const 3
-   call $~lib/builtins/abort
-   unreachable
-  end
-  local.get $0
-  i32.load offset=4
-  i32.const 4
-  i32.ne
-  if
-   i32.const 0
-   i32.const 1056
-   i32.const 260
-   i32.const 3
-   call $~lib/builtins/abort
-   unreachable
-  end
-  local.get $1
-  i32.load offset=4
-  i32.const 9
-  i32.ne
-  if
-   i32.const 0
-   i32.const 1056
-   i32.const 261
-   i32.const 3
-   call $~lib/builtins/abort
-   unreachable
-  end
-  local.get $0
-  i32.load offset=8
-  i32.const 20
-  i32.ne
-  if
-   i32.const 0
-   i32.const 1056
-   i32.const 263
-   i32.const 3
-   call $~lib/builtins/abort
-   unreachable
-  end
-  local.get $1
-  i32.load offset=8
-  i32.const 13
-  i32.ne
-  if
-   i32.const 0
-   i32.const 1056
-   i32.const 264
-   i32.const 3
-   call $~lib/builtins/abort
-   unreachable
-  end
-  local.get $0
-  call $~lib/date/Date#toISOString
-  local.set $0
-  global.get $~lib/memory/__stack_pointer
-  local.get $0
-  i32.store offset=4
-  global.get $~lib/memory/__stack_pointer
-  i32.const 3552
-  i32.store offset=8
-  local.get $0
-  i32.const 3552
-  call $~lib/string/String.__eq
-  i32.eqz
-  if
-   i32.const 0
-   i32.const 1056
-   i32.const 266
-   i32.const 3
-   call $~lib/builtins/abort
-   unreachable
-  end
-  local.get $1
-  call $~lib/date/Date#toISOString
-  local.set $0
-  global.get $~lib/memory/__stack_pointer
-  local.get $0
-  i32.store offset=4
-  global.get $~lib/memory/__stack_pointer
-  i32.const 3632
-  i32.store offset=8
-  local.get $0
-  i32.const 3632
-  call $~lib/string/String.__eq
-  i32.eqz
-  if
-   i32.const 0
-   i32.const 1056
-   i32.const 267
-   i32.const 3
-   call $~lib/builtins/abort
-   unreachable
-  end
-  global.get $~lib/memory/__stack_pointer
-  i64.const 8639999999999999
-  call $~lib/date/Date#constructor
-  local.tee $1
-  i32.store offset=16
-  global.get $~lib/memory/__stack_pointer
-  i64.const -8639999999999999
-  call $~lib/date/Date#constructor
-  local.tee $0
-  i32.store offset=20
-  local.get $0
-  i32.load
-  i32.const -271821
-  i32.ne
-  if
-   i32.const 0
-   i32.const 1056
-   i32.const 272
-   i32.const 3
-   call $~lib/builtins/abort
-   unreachable
-  end
-  local.get $0
-  i32.load offset=4
-  i32.const 4
-  i32.ne
-  if
-   i32.const 0
-   i32.const 1056
-   i32.const 273
-   i32.const 3
-   call $~lib/builtins/abort
-   unreachable
-  end
-  local.get $0
-  i32.load offset=8
-  i32.const 20
-  i32.ne
-  if
-   i32.const 0
-   i32.const 1056
-   i32.const 274
-   i32.const 3
-   call $~lib/builtins/abort
-   unreachable
-  end
-  local.get $0
-  call $~lib/date/Date#getUTCHours
-  if
-   i32.const 0
-   i32.const 1056
-   i32.const 275
-   i32.const 3
-   call $~lib/builtins/abort
-   unreachable
-  end
-  local.get $0
-  call $~lib/date/Date#getUTCMinutes
-  if
-   i32.const 0
-   i32.const 1056
-   i32.const 276
-   i32.const 3
-   call $~lib/builtins/abort
-   unreachable
-  end
-  local.get $0
-  call $~lib/date/Date#getUTCSeconds
-  if
-   i32.const 0
-   i32.const 1056
-   i32.const 277
-   i32.const 3
-   call $~lib/builtins/abort
-   unreachable
-  end
-  local.get $0
-  call $~lib/date/Date#getUTCMilliseconds
-  i32.const 1
-  i32.ne
-  if
-   i32.const 0
-   i32.const 1056
-   i32.const 278
-   i32.const 3
-   call $~lib/builtins/abort
-   unreachable
-  end
-  local.get $1
-  call $~lib/date/Date#toISOString
-  local.set $1
-  global.get $~lib/memory/__stack_pointer
-  local.get $1
-  i32.store offset=4
-  global.get $~lib/memory/__stack_pointer
-  i32.const 3712
-  i32.store offset=8
-  local.get $1
-  i32.const 3712
-  call $~lib/string/String.__eq
-  i32.eqz
-  if
-   i32.const 0
-   i32.const 1056
-   i32.const 280
-   i32.const 3
-   call $~lib/builtins/abort
-   unreachable
-  end
-  local.get $0
-  call $~lib/date/Date#toISOString
-  local.set $0
-  global.get $~lib/memory/__stack_pointer
-  local.get $0
-  i32.store offset=4
-  global.get $~lib/memory/__stack_pointer
-  i32.const 3792
-  i32.store offset=8
-  local.get $0
-  i32.const 3792
-  call $~lib/string/String.__eq
-  i32.eqz
-  if
-   i32.const 0
-   i32.const 1056
-   i32.const 281
-   i32.const 3
-   call $~lib/builtins/abort
-   unreachable
+   i32.ne
+   if
+    i32.const 0
+    i32.const 1152
+    i32.const 184
+    i32.const 3
+    call $~lib/builtins/abort
+    unreachable
+   end
+   local.get $0
+   i32.const 1
+   call $~lib/date/Date#setUTCMonth
+   local.get $0
+   i32.const 12
+   call $~lib/date/Date#setUTCMonth
+   global.get $~lib/memory/__stack_pointer
+   i64.const 7941202527925698
+   call $~lib/date/Date#constructor
+   local.tee $0
+   i32.store
+   local.get $0
+   i32.load
+   i32.const 253616
+   i32.ne
+   if
+    i32.const 0
+    i32.const 1152
+    i32.const 193
+    i32.const 3
+    call $~lib/builtins/abort
+    unreachable
+   end
+   local.get $0
+   i32.const 1976
+   call $~lib/date/Date#setUTCFullYear
+   local.get $0
+   i32.load
+   i32.const 1976
+   i32.ne
+   if
+    i32.const 0
+    i32.const 1152
+    i32.const 195
+    i32.const 3
+    call $~lib/builtins/abort
+    unreachable
+   end
+   local.get $0
+   i32.const 20212
+   call $~lib/date/Date#setUTCFullYear
+   local.get $0
+   i32.load
+   i32.const 20212
+   i32.ne
+   if
+    i32.const 0
+    i32.const 1152
+    i32.const 197
+    i32.const 3
+    call $~lib/builtins/abort
+    unreachable
+   end
+   global.get $~lib/memory/__stack_pointer
+   i64.const -62167219200000
+   call $~lib/date/Date#constructor
+   local.tee $0
+   i32.store
+   local.get $0
+   call $~lib/date/Date#toISOString
+   local.set $0
+   global.get $~lib/memory/__stack_pointer
+   local.get $0
+   i32.store offset=4
+   global.get $~lib/memory/__stack_pointer
+   i32.const 2144
+   i32.store offset=8
+   local.get $0
+   i32.const 2144
+   call $~lib/string/String.__eq
+   i32.eqz
+   if
+    i32.const 0
+    i32.const 1152
+    i32.const 203
+    i32.const 3
+    call $~lib/builtins/abort
+    unreachable
+   end
+   global.get $~lib/memory/__stack_pointer
+   i64.const -62167219200001
+   call $~lib/date/Date#constructor
+   local.tee $0
+   i32.store
+   local.get $0
+   call $~lib/date/Date#toISOString
+   local.set $0
+   global.get $~lib/memory/__stack_pointer
+   local.get $0
+   i32.store offset=4
+   global.get $~lib/memory/__stack_pointer
+   i32.const 2224
+   i32.store offset=8
+   local.get $0
+   i32.const 2224
+   call $~lib/string/String.__eq
+   i32.eqz
+   if
+    i32.const 0
+    i32.const 1152
+    i32.const 205
+    i32.const 3
+    call $~lib/builtins/abort
+    unreachable
+   end
+   global.get $~lib/memory/__stack_pointer
+   i64.const -62127219200000
+   call $~lib/date/Date#constructor
+   local.tee $0
+   i32.store
+   local.get $0
+   call $~lib/date/Date#toISOString
+   local.set $0
+   global.get $~lib/memory/__stack_pointer
+   local.get $0
+   i32.store offset=4
+   global.get $~lib/memory/__stack_pointer
+   i32.const 2304
+   i32.store offset=8
+   local.get $0
+   i32.const 2304
+   call $~lib/string/String.__eq
+   i32.eqz
+   if
+    i32.const 0
+    i32.const 1152
+    i32.const 207
+    i32.const 3
+    call $~lib/builtins/abort
+    unreachable
+   end
+   global.get $~lib/memory/__stack_pointer
+   i64.const 1231231231020
+   call $~lib/date/Date#constructor
+   local.tee $0
+   i32.store
+   local.get $0
+   call $~lib/date/Date#toISOString
+   local.set $0
+   global.get $~lib/memory/__stack_pointer
+   local.get $0
+   i32.store offset=4
+   global.get $~lib/memory/__stack_pointer
+   i32.const 2384
+   i32.store offset=8
+   local.get $0
+   i32.const 2384
+   call $~lib/string/String.__eq
+   i32.eqz
+   if
+    i32.const 0
+    i32.const 1152
+    i32.const 209
+    i32.const 3
+    call $~lib/builtins/abort
+    unreachable
+   end
+   global.get $~lib/memory/__stack_pointer
+   i64.const 1231231231456
+   call $~lib/date/Date#constructor
+   local.tee $0
+   i32.store
+   local.get $0
+   call $~lib/date/Date#toISOString
+   local.set $0
+   global.get $~lib/memory/__stack_pointer
+   local.get $0
+   i32.store offset=4
+   global.get $~lib/memory/__stack_pointer
+   i32.const 2464
+   i32.store offset=8
+   local.get $0
+   i32.const 2464
+   call $~lib/string/String.__eq
+   i32.eqz
+   if
+    i32.const 0
+    i32.const 1152
+    i32.const 211
+    i32.const 3
+    call $~lib/builtins/abort
+    unreachable
+   end
+   global.get $~lib/memory/__stack_pointer
+   i64.const 322331231231020
+   call $~lib/date/Date#constructor
+   local.tee $0
+   i32.store
+   local.get $0
+   call $~lib/date/Date#toISOString
+   local.set $0
+   global.get $~lib/memory/__stack_pointer
+   local.get $0
+   i32.store offset=4
+   global.get $~lib/memory/__stack_pointer
+   i32.const 2544
+   i32.store offset=8
+   local.get $0
+   i32.const 2544
+   call $~lib/string/String.__eq
+   i32.eqz
+   if
+    i32.const 0
+    i32.const 1152
+    i32.const 213
+    i32.const 3
+    call $~lib/builtins/abort
+    unreachable
+   end
+   global.get $~lib/memory/__stack_pointer
+   i64.const 253402300799999
+   call $~lib/date/Date#constructor
+   local.tee $0
+   i32.store
+   local.get $0
+   call $~lib/date/Date#toISOString
+   local.set $0
+   global.get $~lib/memory/__stack_pointer
+   local.get $0
+   i32.store offset=4
+   global.get $~lib/memory/__stack_pointer
+   i32.const 2624
+   i32.store offset=8
+   local.get $0
+   i32.const 2624
+   call $~lib/string/String.__eq
+   i32.eqz
+   if
+    i32.const 0
+    i32.const 1152
+    i32.const 215
+    i32.const 3
+    call $~lib/builtins/abort
+    unreachable
+   end
+   global.get $~lib/memory/__stack_pointer
+   i64.const 253402300800000
+   call $~lib/date/Date#constructor
+   local.tee $0
+   i32.store
+   local.get $0
+   call $~lib/date/Date#toISOString
+   local.set $0
+   global.get $~lib/memory/__stack_pointer
+   local.get $0
+   i32.store offset=4
+   global.get $~lib/memory/__stack_pointer
+   i32.const 2704
+   i32.store offset=8
+   local.get $0
+   i32.const 2704
+   call $~lib/string/String.__eq
+   i32.eqz
+   if
+    i32.const 0
+    i32.const 1152
+    i32.const 217
+    i32.const 3
+    call $~lib/builtins/abort
+    unreachable
+   end
+   global.get $~lib/memory/__stack_pointer
+   i64.const -62847038769226
+   call $~lib/date/Date#constructor
+   local.tee $0
+   i32.store
+   local.get $0
+   call $~lib/date/Date#toISOString
+   local.set $0
+   global.get $~lib/memory/__stack_pointer
+   local.get $0
+   i32.store offset=4
+   global.get $~lib/memory/__stack_pointer
+   i32.const 2784
+   i32.store offset=8
+   local.get $0
+   i32.const 2784
+   call $~lib/string/String.__eq
+   i32.eqz
+   if
+    i32.const 0
+    i32.const 1152
+    i32.const 219
+    i32.const 3
+    call $~lib/builtins/abort
+    unreachable
+   end
+   global.get $~lib/memory/__stack_pointer
+   i32.const 2864
+   i32.store offset=4
+   global.get $~lib/memory/__stack_pointer
+   i32.const 2864
+   call $~lib/date/Date.fromString
+   local.tee $0
+   i32.store
+   local.get $0
+   i64.load offset=16
+   i64.const 192067200000
+   i64.ne
+   if
+    i32.const 0
+    i32.const 1152
+    i32.const 226
+    i32.const 3
+    call $~lib/builtins/abort
+    unreachable
+   end
+   global.get $~lib/memory/__stack_pointer
+   i32.const 3136
+   i32.store offset=4
+   global.get $~lib/memory/__stack_pointer
+   i32.const 3136
+   call $~lib/date/Date.fromString
+   local.tee $0
+   i32.store
+   local.get $0
+   i64.load offset=16
+   i64.const 192067200000
+   i64.ne
+   if
+    i32.const 0
+    i32.const 1152
+    i32.const 228
+    i32.const 3
+    call $~lib/builtins/abort
+    unreachable
+   end
+   global.get $~lib/memory/__stack_pointer
+   i32.const 3184
+   i32.store offset=4
+   global.get $~lib/memory/__stack_pointer
+   i32.const 3184
+   call $~lib/date/Date.fromString
+   local.tee $0
+   i32.store
+   local.get $0
+   i64.load offset=16
+   i64.const 11860387200000
+   i64.ne
+   if
+    i32.const 0
+    i32.const 1152
+    i32.const 230
+    i32.const 3
+    call $~lib/builtins/abort
+    unreachable
+   end
+   global.get $~lib/memory/__stack_pointer
+   i32.const 3232
+   i32.store offset=8
+   i32.const 3232
+   call $~lib/date/Date.fromString
+   local.set $0
+   global.get $~lib/memory/__stack_pointer
+   local.get $0
+   i32.store offset=4
+   local.get $0
+   i64.load offset=16
+   global.get $~lib/memory/__stack_pointer
+   i32.const 3280
+   i32.store offset=8
+   i32.const 3280
+   call $~lib/date/Date.fromString
+   local.set $0
+   global.get $~lib/memory/__stack_pointer
+   local.get $0
+   i32.store offset=4
+   local.get $0
+   i64.load offset=16
+   i64.ne
+   if
+    i32.const 0
+    i32.const 1152
+    i32.const 233
+    i32.const 3
+    call $~lib/builtins/abort
+    unreachable
+   end
+   global.get $~lib/memory/__stack_pointer
+   i32.const 3328
+   i32.store offset=4
+   global.get $~lib/memory/__stack_pointer
+   i32.const 3328
+   call $~lib/date/Date.fromString
+   local.tee $0
+   i32.store
+   local.get $0
+   i64.load offset=16
+   i64.const 192112496000
+   i64.ne
+   if
+    i32.const 0
+    i32.const 1152
+    i32.const 240
+    i32.const 3
+    call $~lib/builtins/abort
+    unreachable
+   end
+   global.get $~lib/memory/__stack_pointer
+   i32.const 3392
+   i32.store offset=4
+   global.get $~lib/memory/__stack_pointer
+   i32.const 3392
+   call $~lib/date/Date.fromString
+   local.tee $0
+   i32.store
+   local.get $0
+   i64.load offset=16
+   i64.const 192112496456
+   i64.ne
+   if
+    i32.const 0
+    i32.const 1152
+    i32.const 244
+    i32.const 3
+    call $~lib/builtins/abort
+    unreachable
+   end
+   global.get $~lib/memory/__stack_pointer
+   i32.const 3472
+   i32.store offset=4
+   global.get $~lib/memory/__stack_pointer
+   i32.const 3472
+   call $~lib/date/Date.fromString
+   local.tee $0
+   i32.store
+   local.get $0
+   i64.load offset=16
+   i64.const 192112496456
+   i64.ne
+   if
+    i32.const 0
+    i32.const 1152
+    i32.const 248
+    i32.const 3
+    call $~lib/builtins/abort
+    unreachable
+   end
+   global.get $~lib/memory/__stack_pointer
+   i64.const -8640000000000000
+   call $~lib/date/Date#constructor
+   local.tee $0
+   i32.store
+   global.get $~lib/memory/__stack_pointer
+   i64.const 8640000000000000
+   call $~lib/date/Date#constructor
+   local.tee $2
+   i32.store offset=12
+   local.get $0
+   i64.load offset=16
+   i64.const -8640000000000000
+   i64.ne
+   if
+    i32.const 0
+    i32.const 1152
+    i32.const 256
+    i32.const 3
+    call $~lib/builtins/abort
+    unreachable
+   end
+   local.get $2
+   i64.load offset=16
+   i64.const 8640000000000000
+   i64.ne
+   if
+    i32.const 0
+    i32.const 1152
+    i32.const 257
+    i32.const 3
+    call $~lib/builtins/abort
+    unreachable
+   end
+   local.get $0
+   i32.load
+   i32.const -271821
+   i32.ne
+   if
+    i32.const 0
+    i32.const 1152
+    i32.const 259
+    i32.const 3
+    call $~lib/builtins/abort
+    unreachable
+   end
+   local.get $2
+   i32.load
+   i32.const 275760
+   i32.ne
+   if
+    i32.const 0
+    i32.const 1152
+    i32.const 260
+    i32.const 3
+    call $~lib/builtins/abort
+    unreachable
+   end
+   local.get $0
+   i32.load offset=4
+   i32.const 4
+   i32.ne
+   if
+    i32.const 0
+    i32.const 1152
+    i32.const 262
+    i32.const 3
+    call $~lib/builtins/abort
+    unreachable
+   end
+   local.get $2
+   i32.load offset=4
+   i32.const 9
+   i32.ne
+   if
+    i32.const 0
+    i32.const 1152
+    i32.const 263
+    i32.const 3
+    call $~lib/builtins/abort
+    unreachable
+   end
+   local.get $0
+   i32.load offset=8
+   i32.const 20
+   i32.ne
+   if
+    i32.const 0
+    i32.const 1152
+    i32.const 265
+    i32.const 3
+    call $~lib/builtins/abort
+    unreachable
+   end
+   local.get $2
+   i32.load offset=8
+   i32.const 13
+   i32.ne
+   if
+    i32.const 0
+    i32.const 1152
+    i32.const 266
+    i32.const 3
+    call $~lib/builtins/abort
+    unreachable
+   end
+   local.get $0
+   call $~lib/date/Date#toISOString
+   local.set $0
+   global.get $~lib/memory/__stack_pointer
+   local.get $0
+   i32.store offset=4
+   global.get $~lib/memory/__stack_pointer
+   i32.const 3552
+   i32.store offset=8
+   local.get $0
+   i32.const 3552
+   call $~lib/string/String.__eq
+   i32.eqz
+   if
+    i32.const 0
+    i32.const 1152
+    i32.const 268
+    i32.const 3
+    call $~lib/builtins/abort
+    unreachable
+   end
+   local.get $2
+   call $~lib/date/Date#toISOString
+   local.set $0
+   global.get $~lib/memory/__stack_pointer
+   local.get $0
+   i32.store offset=4
+   global.get $~lib/memory/__stack_pointer
+   i32.const 3632
+   i32.store offset=8
+   local.get $0
+   i32.const 3632
+   call $~lib/string/String.__eq
+   i32.eqz
+   if
+    i32.const 0
+    i32.const 1152
+    i32.const 269
+    i32.const 3
+    call $~lib/builtins/abort
+    unreachable
+   end
+   global.get $~lib/memory/__stack_pointer
+   i64.const 8639999999999999
+   call $~lib/date/Date#constructor
+   local.tee $2
+   i32.store offset=16
+   global.get $~lib/memory/__stack_pointer
+   i64.const -8639999999999999
+   call $~lib/date/Date#constructor
+   local.tee $0
+   i32.store offset=20
+   local.get $0
+   i32.load
+   i32.const -271821
+   i32.ne
+   if
+    i32.const 0
+    i32.const 1152
+    i32.const 274
+    i32.const 3
+    call $~lib/builtins/abort
+    unreachable
+   end
+   local.get $0
+   i32.load offset=4
+   i32.const 4
+   i32.ne
+   if
+    i32.const 0
+    i32.const 1152
+    i32.const 275
+    i32.const 3
+    call $~lib/builtins/abort
+    unreachable
+   end
+   local.get $0
+   i32.load offset=8
+   i32.const 20
+   i32.ne
+   if
+    i32.const 0
+    i32.const 1152
+    i32.const 276
+    i32.const 3
+    call $~lib/builtins/abort
+    unreachable
+   end
+   local.get $0
+   call $~lib/date/Date#getUTCHours
+   if
+    i32.const 0
+    i32.const 1152
+    i32.const 277
+    i32.const 3
+    call $~lib/builtins/abort
+    unreachable
+   end
+   local.get $0
+   call $~lib/date/Date#getUTCMinutes
+   if
+    i32.const 0
+    i32.const 1152
+    i32.const 278
+    i32.const 3
+    call $~lib/builtins/abort
+    unreachable
+   end
+   local.get $0
+   call $~lib/date/Date#getUTCSeconds
+   if
+    i32.const 0
+    i32.const 1152
+    i32.const 279
+    i32.const 3
+    call $~lib/builtins/abort
+    unreachable
+   end
+   local.get $0
+   call $~lib/date/Date#getUTCMilliseconds
+   i32.const 1
+   i32.ne
+   if
+    i32.const 0
+    i32.const 1152
+    i32.const 280
+    i32.const 3
+    call $~lib/builtins/abort
+    unreachable
+   end
+   local.get $2
+   call $~lib/date/Date#toISOString
+   local.set $2
+   global.get $~lib/memory/__stack_pointer
+   local.get $2
+   i32.store offset=4
+   global.get $~lib/memory/__stack_pointer
+   i32.const 3712
+   i32.store offset=8
+   local.get $2
+   i32.const 3712
+   call $~lib/string/String.__eq
+   i32.eqz
+   if
+    i32.const 0
+    i32.const 1152
+    i32.const 282
+    i32.const 3
+    call $~lib/builtins/abort
+    unreachable
+   end
+   local.get $0
+   call $~lib/date/Date#toISOString
+   local.set $0
+   global.get $~lib/memory/__stack_pointer
+   local.get $0
+   i32.store offset=4
+   global.get $~lib/memory/__stack_pointer
+   i32.const 3792
+   i32.store offset=8
+   local.get $0
+   i32.const 3792
+   call $~lib/string/String.__eq
+   i32.eqz
+   if
+    i32.const 0
+    i32.const 1152
+    i32.const 283
+    i32.const 3
+    call $~lib/builtins/abort
+    unreachable
+   end
+   global.get $~lib/memory/__stack_pointer
+   i32.const 24
+   i32.add
+   global.set $~lib/memory/__stack_pointer
+   return
   end
-  global.get $~lib/memory/__stack_pointer
-  i32.const 24
-  i32.add
-  global.set $~lib/memory/__stack_pointer
+  i32.const 1056
+  i32.const 1104
+  i32.const 30
+  i32.const 26
+  call $~lib/builtins/abort
+  unreachable
  )
  (func $~lib/date/Date#constructor (param $0 i64) (result i32)
   (local $1 i32)
@@ -5994,9 +6091,9 @@
   i64.lt_s
   select
   if
+   i32.const 1056
    i32.const 1104
-   i32.const 1152
-   i32.const 77
+   i32.const 79
    i32.const 35
    call $~lib/builtins/abort
    unreachable
diff --git a/tests/compiler/std/date.ts b/tests/compiler/std/date.ts
index b8c4ebdfd9..69c4780ed5 100644
--- a/tests/compiler/std/date.ts
+++ b/tests/compiler/std/date.ts
@@ -6,6 +6,8 @@
   assert(Date.UTC(90) == 631152000000);
   assert(Date.UTC(-90) == -65007360000000);
   assert(Date.UTC(2018, 10, 10, 11, 0, 0, 1) == 1541847600001);
+  assert(Date.UTC(275760, 8, 13, 0, 0, 0, 0) == 8640000000000000);
+  // ate.UTC(275760, 8, 13, 0, 0, 0, 1); // Invalid Date
 }
 
 // Date get / set Time ////////////////////////////////////////////////////////////////////////////
diff --git a/tests/compiler/std/date.untouched.wat b/tests/compiler/std/date.untouched.wat
index dc9efa357b..78e8419bba 100644
--- a/tests/compiler/std/date.untouched.wat
+++ b/tests/compiler/std/date.untouched.wat
@@ -20,9 +20,9 @@
  (type $i32_i64_=>_i64 (func (param i32 i64) (result i64)))
  (import "env" "abort" (func $~lib/builtins/abort (param i32 i32 i32 i32)))
  (memory $0 1)
- (data (i32.const 12) ",\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\16\00\00\00s\00t\00d\00/\00d\00a\00t\00e\00.\00t\00s\00\00\00\00\00\00\00")
- (data (i32.const 60) ",\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\18\00\00\00I\00n\00v\00a\00l\00i\00d\00 \00D\00a\00t\00e\00\00\00\00\00")
- (data (i32.const 108) ",\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\18\00\00\00~\00l\00i\00b\00/\00d\00a\00t\00e\00.\00t\00s\00\00\00\00\00")
+ (data (i32.const 12) ",\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\18\00\00\00I\00n\00v\00a\00l\00i\00d\00 \00D\00a\00t\00e\00\00\00\00\00")
+ (data (i32.const 60) ",\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\18\00\00\00~\00l\00i\00b\00/\00d\00a\00t\00e\00.\00t\00s\00\00\00\00\00")
+ (data (i32.const 108) ",\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\16\00\00\00s\00t\00d\00/\00d\00a\00t\00e\00.\00t\00s\00\00\00\00\00\00\00")
  (data (i32.const 156) "<\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00(\00\00\00A\00l\00l\00o\00c\00a\00t\00i\00o\00n\00 \00t\00o\00o\00 \00l\00a\00r\00g\00e\00\00\00\00\00")
  (data (i32.const 220) "<\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00 \00\00\00~\00l\00i\00b\00/\00r\00t\00/\00i\00t\00c\00m\00s\00.\00t\00s\00\00\00\00\00\00\00\00\00\00\00\00\00")
  (data (i32.const 288) "\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00")
@@ -2676,9 +2676,9 @@
    i64.gt_s
   end
   if
+   i32.const 32
    i32.const 80
-   i32.const 128
-   i32.const 89
+   i32.const 91
    i32.const 28
    call $~lib/builtins/abort
    unreachable
@@ -5672,7 +5672,7 @@
   i32.const 176
   local.get $0
   call $~lib/rt/itcms/__visit
-  i32.const 80
+  i32.const 32
   local.get $0
   call $~lib/rt/itcms/__visit
   i32.const 1264
@@ -6791,7 +6791,8 @@
   (local $5 i32)
   (local $6 i32)
   (local $7 i64)
-  (local $8 i32)
+  (local $8 i64)
+  (local $9 i32)
   global.get $~lib/memory/__stack_pointer
   i32.const 24
   i32.sub
@@ -6830,12 +6831,34 @@
   local.get $5
   local.get $6
   call $~lib/date/epochMillis
+  local.set $7
+  local.get $7
+  local.set $8
+  local.get $8
+  i64.const -8640000000000000
+  i64.lt_s
+  if (result i32)
+   i32.const 1
+  else
+   local.get $8
+   i64.const 8640000000000000
+   i64.gt_s
+  end
+  if
+   i32.const 32
+   i32.const 80
+   i32.const 30
+   i32.const 26
+   call $~lib/builtins/abort
+   unreachable
+  end
+  local.get $7
   i64.const 0
   i64.eq
   i32.eqz
   if
    i32.const 0
-   i32.const 32
+   i32.const 128
    i32.const 3
    i32.const 3
    call $~lib/builtins/abort
@@ -6865,12 +6888,34 @@
   local.get $1
   local.get $0
   call $~lib/date/epochMillis
+  local.set $7
+  local.get $7
+  local.set $8
+  local.get $8
+  i64.const -8640000000000000
+  i64.lt_s
+  if (result i32)
+   i32.const 1
+  else
+   local.get $8
+   i64.const 8640000000000000
+   i64.gt_s
+  end
+  if
+   i32.const 32
+   i32.const 80
+   i32.const 30
+   i32.const 26
+   call $~lib/builtins/abort
+   unreachable
+  end
+  local.get $7
   i64.const 0
   i64.eq
   i32.eqz
   if
    i32.const 0
-   i32.const 32
+   i32.const 128
    i32.const 4
    i32.const 3
    call $~lib/builtins/abort
@@ -6900,12 +6945,34 @@
   local.get $2
   local.get $1
   call $~lib/date/epochMillis
+  local.set $7
+  local.get $7
+  local.set $8
+  local.get $8
+  i64.const -8640000000000000
+  i64.lt_s
+  if (result i32)
+   i32.const 1
+  else
+   local.get $8
+   i64.const 8640000000000000
+   i64.gt_s
+  end
+  if
+   i32.const 32
+   i32.const 80
+   i32.const 30
+   i32.const 26
+   call $~lib/builtins/abort
+   unreachable
+  end
+  local.get $7
   i64.const 0
   i64.eq
   i32.eqz
   if
    i32.const 0
-   i32.const 32
+   i32.const 128
    i32.const 5
    i32.const 3
    call $~lib/builtins/abort
@@ -6935,12 +7002,34 @@
   local.get $5
   local.get $6
   call $~lib/date/epochMillis
+  local.set $7
+  local.get $7
+  local.set $8
+  local.get $8
+  i64.const -8640000000000000
+  i64.lt_s
+  if (result i32)
+   i32.const 1
+  else
+   local.get $8
+   i64.const 8640000000000000
+   i64.gt_s
+  end
+  if
+   i32.const 32
+   i32.const 80
+   i32.const 30
+   i32.const 26
+   call $~lib/builtins/abort
+   unreachable
+  end
+  local.get $7
   i64.const 631152000000
   i64.eq
   i32.eqz
   if
    i32.const 0
-   i32.const 32
+   i32.const 128
    i32.const 6
    i32.const 3
    call $~lib/builtins/abort
@@ -6970,12 +7059,34 @@
   local.get $2
   local.get $1
   call $~lib/date/epochMillis
+  local.set $7
+  local.get $7
+  local.set $8
+  local.get $8
+  i64.const -8640000000000000
+  i64.lt_s
+  if (result i32)
+   i32.const 1
+  else
+   local.get $8
+   i64.const 8640000000000000
+   i64.gt_s
+  end
+  if
+   i32.const 32
+   i32.const 80
+   i32.const 30
+   i32.const 26
+   call $~lib/builtins/abort
+   unreachable
+  end
+  local.get $7
   i64.const -65007360000000
   i64.eq
   i32.eqz
   if
    i32.const 0
-   i32.const 32
+   i32.const 128
    i32.const 7
    i32.const 3
    call $~lib/builtins/abort
@@ -7005,17 +7116,96 @@
   local.get $6
   local.get $0
   call $~lib/date/epochMillis
+  local.set $7
+  local.get $7
+  local.set $8
+  local.get $8
+  i64.const -8640000000000000
+  i64.lt_s
+  if (result i32)
+   i32.const 1
+  else
+   local.get $8
+   i64.const 8640000000000000
+   i64.gt_s
+  end
+  if
+   i32.const 32
+   i32.const 80
+   i32.const 30
+   i32.const 26
+   call $~lib/builtins/abort
+   unreachable
+  end
+  local.get $7
   i64.const 1541847600001
   i64.eq
   i32.eqz
   if
    i32.const 0
-   i32.const 32
+   i32.const 128
    i32.const 8
    i32.const 3
    call $~lib/builtins/abort
    unreachable
   end
+  i32.const 275760
+  local.set $1
+  i32.const 8
+  local.set $2
+  i32.const 13
+  local.set $3
+  i32.const 0
+  local.set $4
+  i32.const 0
+  local.set $5
+  i32.const 0
+  local.set $6
+  i32.const 0
+  local.set $0
+  local.get $1
+  local.get $2
+  i32.const 1
+  i32.add
+  local.get $3
+  local.get $4
+  local.get $5
+  local.get $6
+  local.get $0
+  call $~lib/date/epochMillis
+  local.set $7
+  local.get $7
+  local.set $8
+  local.get $8
+  i64.const -8640000000000000
+  i64.lt_s
+  if (result i32)
+   i32.const 1
+  else
+   local.get $8
+   i64.const 8640000000000000
+   i64.gt_s
+  end
+  if
+   i32.const 32
+   i32.const 80
+   i32.const 30
+   i32.const 26
+   call $~lib/builtins/abort
+   unreachable
+  end
+  local.get $7
+  i64.const 8640000000000000
+  i64.eq
+  i32.eqz
+  if
+   i32.const 0
+   i32.const 128
+   i32.const 9
+   i32.const 3
+   call $~lib/builtins/abort
+   unreachable
+  end
   memory.size
   i32.const 16
   i32.shl
@@ -7048,8 +7238,8 @@
   i32.eqz
   if
    i32.const 0
-   i32.const 32
-   i32.const 16
+   i32.const 128
+   i32.const 18
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7069,8 +7259,8 @@
   i32.eqz
   if
    i32.const 0
-   i32.const 32
-   i32.const 18
+   i32.const 128
+   i32.const 20
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7088,8 +7278,8 @@
   i32.eqz
   if
    i32.const 0
-   i32.const 32
-   i32.const 26
+   i32.const 128
+   i32.const 28
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7101,8 +7291,8 @@
   i32.eqz
   if
    i32.const 0
-   i32.const 32
-   i32.const 27
+   i32.const 128
+   i32.const 29
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7114,8 +7304,8 @@
   i32.eqz
   if
    i32.const 0
-   i32.const 32
-   i32.const 28
+   i32.const 128
+   i32.const 30
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7127,8 +7317,8 @@
   i32.eqz
   if
    i32.const 0
-   i32.const 32
-   i32.const 29
+   i32.const 128
+   i32.const 31
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7140,8 +7330,8 @@
   i32.eqz
   if
    i32.const 0
+   i32.const 128
    i32.const 32
-   i32.const 30
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7153,8 +7343,8 @@
   i32.eqz
   if
    i32.const 0
-   i32.const 32
-   i32.const 31
+   i32.const 128
+   i32.const 33
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7166,8 +7356,8 @@
   i32.eqz
   if
    i32.const 0
-   i32.const 32
-   i32.const 32
+   i32.const 128
+   i32.const 34
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7185,8 +7375,8 @@
   i32.eqz
   if
    i32.const 0
-   i32.const 32
-   i32.const 38
+   i32.const 128
+   i32.const 40
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7198,8 +7388,8 @@
   i32.eqz
   if
    i32.const 0
-   i32.const 32
-   i32.const 39
+   i32.const 128
+   i32.const 41
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7211,8 +7401,8 @@
   i32.eqz
   if
    i32.const 0
-   i32.const 32
-   i32.const 40
+   i32.const 128
+   i32.const 42
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7224,8 +7414,8 @@
   i32.eqz
   if
    i32.const 0
-   i32.const 32
-   i32.const 41
+   i32.const 128
+   i32.const 43
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7237,8 +7427,8 @@
   i32.eqz
   if
    i32.const 0
-   i32.const 32
-   i32.const 42
+   i32.const 128
+   i32.const 44
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7250,8 +7440,8 @@
   i32.eqz
   if
    i32.const 0
-   i32.const 32
-   i32.const 43
+   i32.const 128
+   i32.const 45
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7263,8 +7453,8 @@
   i32.eqz
   if
    i32.const 0
-   i32.const 32
-   i32.const 44
+   i32.const 128
+   i32.const 46
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7282,8 +7472,8 @@
   i32.eqz
   if
    i32.const 0
-   i32.const 32
-   i32.const 50
+   i32.const 128
+   i32.const 52
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7298,8 +7488,8 @@
   i32.eqz
   if
    i32.const 0
-   i32.const 32
-   i32.const 52
+   i32.const 128
+   i32.const 54
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7314,8 +7504,8 @@
   i32.eqz
   if
    i32.const 0
-   i32.const 32
-   i32.const 54
+   i32.const 128
+   i32.const 56
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7330,8 +7520,8 @@
   i32.eqz
   if
    i32.const 0
-   i32.const 32
-   i32.const 57
+   i32.const 128
+   i32.const 59
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7346,8 +7536,8 @@
   i32.eqz
   if
    i32.const 0
-   i32.const 32
-   i32.const 59
+   i32.const 128
+   i32.const 61
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7362,8 +7552,8 @@
   i32.eqz
   if
    i32.const 0
-   i32.const 32
-   i32.const 62
+   i32.const 128
+   i32.const 64
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7375,8 +7565,8 @@
   i32.eqz
   if
    i32.const 0
-   i32.const 32
-   i32.const 63
+   i32.const 128
+   i32.const 65
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7391,8 +7581,8 @@
   i32.eqz
   if
    i32.const 0
-   i32.const 32
-   i32.const 65
+   i32.const 128
+   i32.const 67
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7404,8 +7594,8 @@
   i32.eqz
   if
    i32.const 0
-   i32.const 32
-   i32.const 66
+   i32.const 128
+   i32.const 68
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7423,8 +7613,8 @@
   i32.eqz
   if
    i32.const 0
-   i32.const 32
-   i32.const 72
+   i32.const 128
+   i32.const 74
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7439,8 +7629,8 @@
   i32.eqz
   if
    i32.const 0
-   i32.const 32
-   i32.const 74
+   i32.const 128
+   i32.const 76
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7455,8 +7645,8 @@
   i32.eqz
   if
    i32.const 0
-   i32.const 32
-   i32.const 76
+   i32.const 128
+   i32.const 78
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7471,8 +7661,8 @@
   i32.eqz
   if
    i32.const 0
-   i32.const 32
-   i32.const 79
+   i32.const 128
+   i32.const 81
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7487,8 +7677,8 @@
   i32.eqz
   if
    i32.const 0
-   i32.const 32
-   i32.const 81
+   i32.const 128
+   i32.const 83
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7506,8 +7696,8 @@
   i32.eqz
   if
    i32.const 0
-   i32.const 32
-   i32.const 87
+   i32.const 128
+   i32.const 89
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7522,8 +7712,8 @@
   i32.eqz
   if
    i32.const 0
-   i32.const 32
-   i32.const 89
+   i32.const 128
+   i32.const 91
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7538,8 +7728,8 @@
   i32.eqz
   if
    i32.const 0
-   i32.const 32
-   i32.const 91
+   i32.const 128
+   i32.const 93
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7554,8 +7744,8 @@
   i32.eqz
   if
    i32.const 0
-   i32.const 32
-   i32.const 94
+   i32.const 128
+   i32.const 96
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7570,8 +7760,8 @@
   i32.eqz
   if
    i32.const 0
-   i32.const 32
-   i32.const 96
+   i32.const 128
+   i32.const 98
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7589,8 +7779,8 @@
   i32.eqz
   if
    i32.const 0
-   i32.const 32
-   i32.const 102
+   i32.const 128
+   i32.const 104
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7605,8 +7795,8 @@
   i32.eqz
   if
    i32.const 0
-   i32.const 32
-   i32.const 104
+   i32.const 128
+   i32.const 106
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7621,8 +7811,8 @@
   i32.eqz
   if
    i32.const 0
-   i32.const 32
-   i32.const 106
+   i32.const 128
+   i32.const 108
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7637,8 +7827,8 @@
   i32.eqz
   if
    i32.const 0
-   i32.const 32
-   i32.const 109
+   i32.const 128
+   i32.const 111
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7653,8 +7843,8 @@
   i32.eqz
   if
    i32.const 0
-   i32.const 32
-   i32.const 111
+   i32.const 128
+   i32.const 113
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7672,8 +7862,8 @@
   i32.eqz
   if
    i32.const 0
-   i32.const 32
-   i32.const 117
+   i32.const 128
+   i32.const 119
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7685,8 +7875,8 @@
   i32.eqz
   if
    i32.const 0
-   i32.const 32
-   i32.const 118
+   i32.const 128
+   i32.const 120
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7701,8 +7891,8 @@
   i32.eqz
   if
    i32.const 0
-   i32.const 32
-   i32.const 122
+   i32.const 128
+   i32.const 124
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7717,8 +7907,8 @@
   i32.eqz
   if
    i32.const 0
-   i32.const 32
-   i32.const 124
+   i32.const 128
+   i32.const 126
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7757,8 +7947,8 @@
   i32.eqz
   if
    i32.const 0
-   i32.const 32
-   i32.const 142
+   i32.const 128
+   i32.const 144
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7770,8 +7960,8 @@
   i32.eqz
   if
    i32.const 0
-   i32.const 32
-   i32.const 143
+   i32.const 128
+   i32.const 145
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7783,8 +7973,8 @@
   i32.eqz
   if
    i32.const 0
-   i32.const 32
-   i32.const 144
+   i32.const 128
+   i32.const 146
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7796,8 +7986,8 @@
   i32.eqz
   if
    i32.const 0
-   i32.const 32
-   i32.const 145
+   i32.const 128
+   i32.const 147
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7809,8 +7999,8 @@
   i32.eqz
   if
    i32.const 0
-   i32.const 32
-   i32.const 146
+   i32.const 128
+   i32.const 148
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7831,8 +8021,8 @@
   i32.eqz
   if
    i32.const 0
-   i32.const 32
-   i32.const 150
+   i32.const 128
+   i32.const 152
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7847,8 +8037,8 @@
   i32.eqz
   if
    i32.const 0
-   i32.const 32
-   i32.const 152
+   i32.const 128
+   i32.const 154
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7863,8 +8053,8 @@
   i32.eqz
   if
    i32.const 0
-   i32.const 32
-   i32.const 155
+   i32.const 128
+   i32.const 157
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7883,8 +8073,8 @@
   i32.eqz
   if
    i32.const 0
-   i32.const 32
-   i32.const 158
+   i32.const 128
+   i32.const 160
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7905,8 +8095,8 @@
   i32.eqz
   if
    i32.const 0
-   i32.const 32
-   i32.const 161
+   i32.const 128
+   i32.const 163
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7927,8 +8117,8 @@
   i32.eqz
   if
    i32.const 0
-   i32.const 32
-   i32.const 164
+   i32.const 128
+   i32.const 166
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7949,8 +8139,8 @@
   i32.eqz
   if
    i32.const 0
-   i32.const 32
-   i32.const 168
+   i32.const 128
+   i32.const 170
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7971,8 +8161,8 @@
   i32.eqz
   if
    i32.const 0
-   i32.const 32
-   i32.const 172
+   i32.const 128
+   i32.const 174
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7990,8 +8180,8 @@
   i32.eqz
   if
    i32.const 0
-   i32.const 32
-   i32.const 178
+   i32.const 128
+   i32.const 180
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8006,8 +8196,8 @@
   i32.eqz
   if
    i32.const 0
-   i32.const 32
-   i32.const 180
+   i32.const 128
+   i32.const 182
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8022,8 +8212,8 @@
   i32.eqz
   if
    i32.const 0
-   i32.const 32
-   i32.const 182
+   i32.const 128
+   i32.const 184
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8047,8 +8237,8 @@
   i32.eqz
   if
    i32.const 0
-   i32.const 32
-   i32.const 191
+   i32.const 128
+   i32.const 193
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8063,8 +8253,8 @@
   i32.eqz
   if
    i32.const 0
-   i32.const 32
-   i32.const 193
+   i32.const 128
+   i32.const 195
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8079,8 +8269,8 @@
   i32.eqz
   if
    i32.const 0
-   i32.const 32
-   i32.const 195
+   i32.const 128
+   i32.const 197
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8093,23 +8283,23 @@
   i32.store
   local.get $1
   call $~lib/date/Date#toISOString
-  local.set $8
+  local.set $9
   global.get $~lib/memory/__stack_pointer
-  local.get $8
+  local.get $9
   i32.store offset=4
-  local.get $8
+  local.get $9
   i32.const 2576
-  local.set $8
+  local.set $9
   global.get $~lib/memory/__stack_pointer
-  local.get $8
+  local.get $9
   i32.store offset=8
-  local.get $8
+  local.get $9
   call $~lib/string/String.__eq
   i32.eqz
   if
    i32.const 0
-   i32.const 32
-   i32.const 201
+   i32.const 128
+   i32.const 203
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8124,23 +8314,23 @@
   i32.store
   local.get $1
   call $~lib/date/Date#toISOString
-  local.set $8
+  local.set $9
   global.get $~lib/memory/__stack_pointer
-  local.get $8
+  local.get $9
   i32.store offset=4
-  local.get $8
+  local.get $9
   i32.const 2656
-  local.set $8
+  local.set $9
   global.get $~lib/memory/__stack_pointer
-  local.get $8
+  local.get $9
   i32.store offset=8
-  local.get $8
+  local.get $9
   call $~lib/string/String.__eq
   i32.eqz
   if
    i32.const 0
-   i32.const 32
-   i32.const 203
+   i32.const 128
+   i32.const 205
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8153,23 +8343,23 @@
   i32.store
   local.get $1
   call $~lib/date/Date#toISOString
-  local.set $8
+  local.set $9
   global.get $~lib/memory/__stack_pointer
-  local.get $8
+  local.get $9
   i32.store offset=4
-  local.get $8
+  local.get $9
   i32.const 2736
-  local.set $8
+  local.set $9
   global.get $~lib/memory/__stack_pointer
-  local.get $8
+  local.get $9
   i32.store offset=8
-  local.get $8
+  local.get $9
   call $~lib/string/String.__eq
   i32.eqz
   if
    i32.const 0
-   i32.const 32
-   i32.const 205
+   i32.const 128
+   i32.const 207
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8182,23 +8372,23 @@
   i32.store
   local.get $1
   call $~lib/date/Date#toISOString
-  local.set $8
+  local.set $9
   global.get $~lib/memory/__stack_pointer
-  local.get $8
+  local.get $9
   i32.store offset=4
-  local.get $8
+  local.get $9
   i32.const 2816
-  local.set $8
+  local.set $9
   global.get $~lib/memory/__stack_pointer
-  local.get $8
+  local.get $9
   i32.store offset=8
-  local.get $8
+  local.get $9
   call $~lib/string/String.__eq
   i32.eqz
   if
    i32.const 0
-   i32.const 32
-   i32.const 207
+   i32.const 128
+   i32.const 209
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8211,23 +8401,23 @@
   i32.store
   local.get $1
   call $~lib/date/Date#toISOString
-  local.set $8
+  local.set $9
   global.get $~lib/memory/__stack_pointer
-  local.get $8
+  local.get $9
   i32.store offset=4
-  local.get $8
+  local.get $9
   i32.const 2896
-  local.set $8
+  local.set $9
   global.get $~lib/memory/__stack_pointer
-  local.get $8
+  local.get $9
   i32.store offset=8
-  local.get $8
+  local.get $9
   call $~lib/string/String.__eq
   i32.eqz
   if
    i32.const 0
-   i32.const 32
-   i32.const 209
+   i32.const 128
+   i32.const 211
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8240,23 +8430,23 @@
   i32.store
   local.get $1
   call $~lib/date/Date#toISOString
-  local.set $8
+  local.set $9
   global.get $~lib/memory/__stack_pointer
-  local.get $8
+  local.get $9
   i32.store offset=4
-  local.get $8
+  local.get $9
   i32.const 2976
-  local.set $8
+  local.set $9
   global.get $~lib/memory/__stack_pointer
-  local.get $8
+  local.get $9
   i32.store offset=8
-  local.get $8
+  local.get $9
   call $~lib/string/String.__eq
   i32.eqz
   if
    i32.const 0
-   i32.const 32
-   i32.const 211
+   i32.const 128
+   i32.const 213
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8269,23 +8459,23 @@
   i32.store
   local.get $1
   call $~lib/date/Date#toISOString
-  local.set $8
+  local.set $9
   global.get $~lib/memory/__stack_pointer
-  local.get $8
+  local.get $9
   i32.store offset=4
-  local.get $8
+  local.get $9
   i32.const 3056
-  local.set $8
+  local.set $9
   global.get $~lib/memory/__stack_pointer
-  local.get $8
+  local.get $9
   i32.store offset=8
-  local.get $8
+  local.get $9
   call $~lib/string/String.__eq
   i32.eqz
   if
    i32.const 0
-   i32.const 32
-   i32.const 213
+   i32.const 128
+   i32.const 215
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8298,23 +8488,23 @@
   i32.store
   local.get $1
   call $~lib/date/Date#toISOString
-  local.set $8
+  local.set $9
   global.get $~lib/memory/__stack_pointer
-  local.get $8
+  local.get $9
   i32.store offset=4
-  local.get $8
+  local.get $9
   i32.const 3136
-  local.set $8
+  local.set $9
   global.get $~lib/memory/__stack_pointer
-  local.get $8
+  local.get $9
   i32.store offset=8
-  local.get $8
+  local.get $9
   call $~lib/string/String.__eq
   i32.eqz
   if
    i32.const 0
-   i32.const 32
-   i32.const 215
+   i32.const 128
+   i32.const 217
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8327,34 +8517,34 @@
   i32.store
   local.get $1
   call $~lib/date/Date#toISOString
-  local.set $8
+  local.set $9
   global.get $~lib/memory/__stack_pointer
-  local.get $8
+  local.get $9
   i32.store offset=4
-  local.get $8
+  local.get $9
   i32.const 3216
-  local.set $8
+  local.set $9
   global.get $~lib/memory/__stack_pointer
-  local.get $8
+  local.get $9
   i32.store offset=8
-  local.get $8
+  local.get $9
   call $~lib/string/String.__eq
   i32.eqz
   if
    i32.const 0
-   i32.const 32
-   i32.const 217
+   i32.const 128
+   i32.const 219
    i32.const 3
    call $~lib/builtins/abort
    unreachable
   end
   global.get $~lib/memory/__stack_pointer
   i32.const 3296
-  local.set $8
+  local.set $9
   global.get $~lib/memory/__stack_pointer
-  local.get $8
+  local.get $9
   i32.store offset=4
-  local.get $8
+  local.get $9
   call $~lib/date/Date.fromString
   local.tee $1
   i32.store
@@ -8365,19 +8555,19 @@
   i32.eqz
   if
    i32.const 0
-   i32.const 32
-   i32.const 224
+   i32.const 128
+   i32.const 226
    i32.const 3
    call $~lib/builtins/abort
    unreachable
   end
   global.get $~lib/memory/__stack_pointer
   i32.const 3568
-  local.set $8
+  local.set $9
   global.get $~lib/memory/__stack_pointer
-  local.get $8
+  local.get $9
   i32.store offset=4
-  local.get $8
+  local.get $9
   call $~lib/date/Date.fromString
   local.tee $1
   i32.store
@@ -8388,19 +8578,19 @@
   i32.eqz
   if
    i32.const 0
-   i32.const 32
-   i32.const 226
+   i32.const 128
+   i32.const 228
    i32.const 3
    call $~lib/builtins/abort
    unreachable
   end
   global.get $~lib/memory/__stack_pointer
   i32.const 3616
-  local.set $8
+  local.set $9
   global.get $~lib/memory/__stack_pointer
-  local.get $8
+  local.get $9
   i32.store offset=4
-  local.get $8
+  local.get $9
   call $~lib/date/Date.fromString
   local.tee $1
   i32.store
@@ -8411,55 +8601,55 @@
   i32.eqz
   if
    i32.const 0
-   i32.const 32
-   i32.const 228
+   i32.const 128
+   i32.const 230
    i32.const 3
    call $~lib/builtins/abort
    unreachable
   end
   i32.const 3664
-  local.set $8
+  local.set $9
   global.get $~lib/memory/__stack_pointer
-  local.get $8
+  local.get $9
   i32.store offset=8
-  local.get $8
+  local.get $9
   call $~lib/date/Date.fromString
-  local.set $8
+  local.set $9
   global.get $~lib/memory/__stack_pointer
-  local.get $8
+  local.get $9
   i32.store offset=4
-  local.get $8
+  local.get $9
   call $~lib/date/Date#getTime
   i32.const 3712
-  local.set $8
+  local.set $9
   global.get $~lib/memory/__stack_pointer
-  local.get $8
+  local.get $9
   i32.store offset=8
-  local.get $8
+  local.get $9
   call $~lib/date/Date.fromString
-  local.set $8
+  local.set $9
   global.get $~lib/memory/__stack_pointer
-  local.get $8
+  local.get $9
   i32.store offset=4
-  local.get $8
+  local.get $9
   call $~lib/date/Date#getTime
   i64.eq
   i32.eqz
   if
    i32.const 0
-   i32.const 32
-   i32.const 231
+   i32.const 128
+   i32.const 233
    i32.const 3
    call $~lib/builtins/abort
    unreachable
   end
   global.get $~lib/memory/__stack_pointer
   i32.const 3760
-  local.set $8
+  local.set $9
   global.get $~lib/memory/__stack_pointer
-  local.get $8
+  local.get $9
   i32.store offset=4
-  local.get $8
+  local.get $9
   call $~lib/date/Date.fromString
   local.tee $1
   i32.store
@@ -8470,19 +8660,19 @@
   i32.eqz
   if
    i32.const 0
-   i32.const 32
-   i32.const 238
+   i32.const 128
+   i32.const 240
    i32.const 3
    call $~lib/builtins/abort
    unreachable
   end
   global.get $~lib/memory/__stack_pointer
   i32.const 3824
-  local.set $8
+  local.set $9
   global.get $~lib/memory/__stack_pointer
-  local.get $8
+  local.get $9
   i32.store offset=4
-  local.get $8
+  local.get $9
   call $~lib/date/Date.fromString
   local.tee $1
   i32.store
@@ -8493,19 +8683,19 @@
   i32.eqz
   if
    i32.const 0
-   i32.const 32
-   i32.const 242
+   i32.const 128
+   i32.const 244
    i32.const 3
    call $~lib/builtins/abort
    unreachable
   end
   global.get $~lib/memory/__stack_pointer
   i32.const 3904
-  local.set $8
+  local.set $9
   global.get $~lib/memory/__stack_pointer
-  local.get $8
+  local.get $9
   i32.store offset=4
-  local.get $8
+  local.get $9
   call $~lib/date/Date.fromString
   local.tee $1
   i32.store
@@ -8516,8 +8706,8 @@
   i32.eqz
   if
    i32.const 0
-   i32.const 32
-   i32.const 246
+   i32.const 128
+   i32.const 248
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8541,8 +8731,8 @@
   i32.eqz
   if
    i32.const 0
-   i32.const 32
-   i32.const 254
+   i32.const 128
+   i32.const 256
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8554,8 +8744,8 @@
   i32.eqz
   if
    i32.const 0
-   i32.const 32
-   i32.const 255
+   i32.const 128
+   i32.const 257
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8567,8 +8757,8 @@
   i32.eqz
   if
    i32.const 0
-   i32.const 32
-   i32.const 257
+   i32.const 128
+   i32.const 259
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8580,8 +8770,8 @@
   i32.eqz
   if
    i32.const 0
-   i32.const 32
-   i32.const 258
+   i32.const 128
+   i32.const 260
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8593,8 +8783,8 @@
   i32.eqz
   if
    i32.const 0
-   i32.const 32
-   i32.const 260
+   i32.const 128
+   i32.const 262
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8606,8 +8796,8 @@
   i32.eqz
   if
    i32.const 0
-   i32.const 32
-   i32.const 261
+   i32.const 128
+   i32.const 263
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8619,8 +8809,8 @@
   i32.eqz
   if
    i32.const 0
-   i32.const 32
-   i32.const 263
+   i32.const 128
+   i32.const 265
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8632,54 +8822,54 @@
   i32.eqz
   if
    i32.const 0
-   i32.const 32
-   i32.const 264
+   i32.const 128
+   i32.const 266
    i32.const 3
    call $~lib/builtins/abort
    unreachable
   end
   local.get $1
   call $~lib/date/Date#toISOString
-  local.set $8
+  local.set $9
   global.get $~lib/memory/__stack_pointer
-  local.get $8
+  local.get $9
   i32.store offset=4
-  local.get $8
+  local.get $9
   i32.const 3984
-  local.set $8
+  local.set $9
   global.get $~lib/memory/__stack_pointer
-  local.get $8
+  local.get $9
   i32.store offset=8
-  local.get $8
+  local.get $9
   call $~lib/string/String.__eq
   i32.eqz
   if
    i32.const 0
-   i32.const 32
-   i32.const 266
+   i32.const 128
+   i32.const 268
    i32.const 3
    call $~lib/builtins/abort
    unreachable
   end
   local.get $2
   call $~lib/date/Date#toISOString
-  local.set $8
+  local.set $9
   global.get $~lib/memory/__stack_pointer
-  local.get $8
+  local.get $9
   i32.store offset=4
-  local.get $8
+  local.get $9
   i32.const 4064
-  local.set $8
+  local.set $9
   global.get $~lib/memory/__stack_pointer
-  local.get $8
+  local.get $9
   i32.store offset=8
-  local.get $8
+  local.get $9
   call $~lib/string/String.__eq
   i32.eqz
   if
    i32.const 0
-   i32.const 32
-   i32.const 267
+   i32.const 128
+   i32.const 269
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8707,8 +8897,8 @@
   i32.eqz
   if
    i32.const 0
-   i32.const 32
-   i32.const 272
+   i32.const 128
+   i32.const 274
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8720,8 +8910,8 @@
   i32.eqz
   if
    i32.const 0
-   i32.const 32
-   i32.const 273
+   i32.const 128
+   i32.const 275
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8733,8 +8923,8 @@
   i32.eqz
   if
    i32.const 0
-   i32.const 32
-   i32.const 274
+   i32.const 128
+   i32.const 276
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8746,8 +8936,8 @@
   i32.eqz
   if
    i32.const 0
-   i32.const 32
-   i32.const 275
+   i32.const 128
+   i32.const 277
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8759,8 +8949,8 @@
   i32.eqz
   if
    i32.const 0
-   i32.const 32
-   i32.const 276
+   i32.const 128
+   i32.const 278
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8772,8 +8962,8 @@
   i32.eqz
   if
    i32.const 0
-   i32.const 32
-   i32.const 277
+   i32.const 128
+   i32.const 279
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8785,54 +8975,54 @@
   i32.eqz
   if
    i32.const 0
-   i32.const 32
-   i32.const 278
+   i32.const 128
+   i32.const 280
    i32.const 3
    call $~lib/builtins/abort
    unreachable
   end
   local.get $3
   call $~lib/date/Date#toISOString
-  local.set $8
+  local.set $9
   global.get $~lib/memory/__stack_pointer
-  local.get $8
+  local.get $9
   i32.store offset=4
-  local.get $8
+  local.get $9
   i32.const 4144
-  local.set $8
+  local.set $9
   global.get $~lib/memory/__stack_pointer
-  local.get $8
+  local.get $9
   i32.store offset=8
-  local.get $8
+  local.get $9
   call $~lib/string/String.__eq
   i32.eqz
   if
    i32.const 0
-   i32.const 32
-   i32.const 280
+   i32.const 128
+   i32.const 282
    i32.const 3
    call $~lib/builtins/abort
    unreachable
   end
   local.get $4
   call $~lib/date/Date#toISOString
-  local.set $8
+  local.set $9
   global.get $~lib/memory/__stack_pointer
-  local.get $8
+  local.get $9
   i32.store offset=4
-  local.get $8
+  local.get $9
   i32.const 4224
-  local.set $8
+  local.set $9
   global.get $~lib/memory/__stack_pointer
-  local.get $8
+  local.get $9
   i32.store offset=8
-  local.get $8
+  local.get $9
   call $~lib/string/String.__eq
   i32.eqz
   if
    i32.const 0
-   i32.const 32
-   i32.const 281
+   i32.const 128
+   i32.const 283
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8889,9 +9079,9 @@
    i64.gt_s
   end
   if
+   i32.const 32
    i32.const 80
-   i32.const 128
-   i32.const 77
+   i32.const 79
    i32.const 35
    call $~lib/builtins/abort
    unreachable

From cbf4579b5b7214a69a6e68a8c4ff35d9ef4bcaa2 Mon Sep 17 00:00:00 2001
From: MaxGraey <maxgraey@gmail.com>
Date: Thu, 15 Apr 2021 14:53:05 +0300
Subject: [PATCH 24/47] remove inline from invalidDate

---
 std/assembly/date.ts                  |   6 +-
 tests/compiler/std/date.optimized.wat |  83 ++-----
 tests/compiler/std/date.untouched.wat | 337 ++++++++++----------------
 3 files changed, 150 insertions(+), 276 deletions(-)

diff --git a/std/assembly/date.ts b/std/assembly/date.ts
index 2c00faee7d..79af5008f3 100644
--- a/std/assembly/date.ts
+++ b/std/assembly/date.ts
@@ -219,9 +219,9 @@ function epochMillis(
   return (a >= 0 ? a % b : a - (a - b + 1) / b * b) as T;
 }
 
-// @ts-ignore: decorator
-@inline function invalidDate(millis: i64): bool {
-  return millis < -8640000000000000 || millis > 8640000000000000;
+function invalidDate(millis: i64): bool {
+  // @ts-ignore
+  return (millis < -8640000000000000) | (millis > 8640000000000000);
 }
 
 // see: http://howardhinnant.github.io/date_algorithms.html#civil_from_days
diff --git a/tests/compiler/std/date.optimized.wat b/tests/compiler/std/date.optimized.wat
index f1a834e1f9..9370f06c2a 100644
--- a/tests/compiler/std/date.optimized.wat
+++ b/tests/compiler/std/date.optimized.wat
@@ -6,10 +6,10 @@
  (type $i32_i32_i32_=>_none (func (param i32 i32 i32)))
  (type $i32_=>_none (func (param i32)))
  (type $i32_i32_i32_=>_i32 (func (param i32 i32 i32) (result i32)))
+ (type $i64_=>_i32 (func (param i64) (result i32)))
  (type $i32_i32_i32_i32_=>_none (func (param i32 i32 i32 i32)))
  (type $i32_i64_=>_none (func (param i32 i64)))
  (type $none_=>_i32 (func (result i32)))
- (type $i64_=>_i32 (func (param i64) (result i32)))
  (type $i32_i32_i32_i32_=>_i32 (func (param i32 i32 i32 i32) (result i32)))
  (type $i32_i32_i32_i32_i32_i32_i32_=>_i64 (func (param i32 i32 i32 i32 i32 i32 i32) (result i64)))
  (import "env" "abort" (func $~lib/builtins/abort (param i32 i32 i32 i32)))
@@ -214,6 +214,15 @@
   i64.add
   i64.add
  )
+ (func $~lib/date/invalidDate (param $0 i64) (result i32)
+  local.get $0
+  i64.const -8640000000000000
+  i64.lt_s
+  local.get $0
+  i64.const 8640000000000000
+  i64.gt_s
+  i32.or
+ )
  (func $~lib/date/ymdFromEpochDays (param $0 i32) (result i32)
   (local $1 i32)
   (local $2 i32)
@@ -1988,14 +1997,8 @@
   local.get $1
  )
  (func $~lib/date/Date#setTime (param $0 i32) (param $1 i64)
-  i32.const 1
   local.get $1
-  i64.const 8640000000000000
-  i64.gt_s
-  local.get $1
-  i64.const -8640000000000000
-  i64.lt_s
-  select
+  call $~lib/date/invalidDate
   if
    i32.const 1056
    i32.const 1104
@@ -4216,7 +4219,6 @@
   i64.const 0
   i64.store offset=16
   block $folding-inner0
-   i32.const 1
    i32.const 1970
    i32.const 1
    i32.const 1
@@ -4226,12 +4228,7 @@
    i32.const 0
    call $~lib/date/epochMillis
    local.tee $1
-   i64.const 8640000000000000
-   i64.gt_s
-   local.get $1
-   i64.const -8640000000000000
-   i64.lt_s
-   select
+   call $~lib/date/invalidDate
    br_if $folding-inner0
    local.get $1
    i64.eqz
@@ -4244,7 +4241,6 @@
     call $~lib/builtins/abort
     unreachable
    end
-   i32.const 1
    i32.const 1970
    i32.const 1
    i32.const 1
@@ -4254,12 +4250,7 @@
    i32.const 0
    call $~lib/date/epochMillis
    local.tee $1
-   i64.const 8640000000000000
-   i64.gt_s
-   local.get $1
-   i64.const -8640000000000000
-   i64.lt_s
-   select
+   call $~lib/date/invalidDate
    br_if $folding-inner0
    local.get $1
    i64.eqz
@@ -4272,7 +4263,6 @@
     call $~lib/builtins/abort
     unreachable
    end
-   i32.const 1
    i32.const 70
    i32.const 1
    i32.const 1
@@ -4282,12 +4272,7 @@
    i32.const 0
    call $~lib/date/epochMillis
    local.tee $1
-   i64.const 8640000000000000
-   i64.gt_s
-   local.get $1
-   i64.const -8640000000000000
-   i64.lt_s
-   select
+   call $~lib/date/invalidDate
    br_if $folding-inner0
    local.get $1
    i64.eqz
@@ -4300,7 +4285,6 @@
     call $~lib/builtins/abort
     unreachable
    end
-   i32.const 1
    i32.const 90
    i32.const 1
    i32.const 1
@@ -4310,12 +4294,7 @@
    i32.const 0
    call $~lib/date/epochMillis
    local.tee $1
-   i64.const 8640000000000000
-   i64.gt_s
-   local.get $1
-   i64.const -8640000000000000
-   i64.lt_s
-   select
+   call $~lib/date/invalidDate
    br_if $folding-inner0
    local.get $1
    i64.const 631152000000
@@ -4328,7 +4307,6 @@
     call $~lib/builtins/abort
     unreachable
    end
-   i32.const 1
    i32.const -90
    i32.const 1
    i32.const 1
@@ -4338,12 +4316,7 @@
    i32.const 0
    call $~lib/date/epochMillis
    local.tee $1
-   i64.const 8640000000000000
-   i64.gt_s
-   local.get $1
-   i64.const -8640000000000000
-   i64.lt_s
-   select
+   call $~lib/date/invalidDate
    br_if $folding-inner0
    local.get $1
    i64.const -65007360000000
@@ -4356,7 +4329,6 @@
     call $~lib/builtins/abort
     unreachable
    end
-   i32.const 1
    i32.const 2018
    i32.const 11
    i32.const 10
@@ -4366,12 +4338,7 @@
    i32.const 1
    call $~lib/date/epochMillis
    local.tee $1
-   i64.const 8640000000000000
-   i64.gt_s
-   local.get $1
-   i64.const -8640000000000000
-   i64.lt_s
-   select
+   call $~lib/date/invalidDate
    br_if $folding-inner0
    local.get $1
    i64.const 1541847600001
@@ -4384,7 +4351,6 @@
     call $~lib/builtins/abort
     unreachable
    end
-   i32.const 1
    i32.const 275760
    i32.const 9
    i32.const 13
@@ -4394,12 +4360,7 @@
    i32.const 0
    call $~lib/date/epochMillis
    local.tee $1
-   i64.const 8640000000000000
-   i64.gt_s
-   local.get $1
-   i64.const -8640000000000000
-   i64.lt_s
-   select
+   call $~lib/date/invalidDate
    br_if $folding-inner0
    local.get $1
    i64.const 8640000000000000
@@ -6082,14 +6043,8 @@
   local.get $1
   local.get $0
   i64.store offset=16
-  i32.const 1
-  local.get $0
-  i64.const 8640000000000000
-  i64.gt_s
   local.get $0
-  i64.const -8640000000000000
-  i64.lt_s
-  select
+  call $~lib/date/invalidDate
   if
    i32.const 1056
    i32.const 1104
diff --git a/tests/compiler/std/date.untouched.wat b/tests/compiler/std/date.untouched.wat
index 78e8419bba..822066e945 100644
--- a/tests/compiler/std/date.untouched.wat
+++ b/tests/compiler/std/date.untouched.wat
@@ -11,6 +11,7 @@
  (type $i32_i64_i32_=>_none (func (param i32 i64 i32)))
  (type $i32_i64_i32_i32_=>_none (func (param i32 i64 i32 i32)))
  (type $none_=>_i32 (func (result i32)))
+ (type $i64_=>_i32 (func (param i64) (result i32)))
  (type $i32_i32_i32_i32_=>_i32 (func (param i32 i32 i32 i32) (result i32)))
  (type $i32_i32_i32_i32_i32_=>_i32 (func (param i32 i32 i32 i32 i32) (result i32)))
  (type $i32_i64_=>_i32 (func (param i32 i64) (result i32)))
@@ -216,6 +217,15 @@
   i64.extend_i32_s
   i64.add
  )
+ (func $~lib/date/invalidDate (param $0 i64) (result i32)
+  local.get $0
+  i64.const -8640000000000000
+  i64.lt_s
+  local.get $0
+  i64.const 8640000000000000
+  i64.gt_s
+  i32.or
+ )
  (func $~lib/date/ymdFromEpochDays (param $0 i32) (result i32)
   (local $1 i32)
   (local $2 i32)
@@ -2664,17 +2674,7 @@
   (local $2 i64)
   (local $3 i64)
   local.get $1
-  local.set $2
-  local.get $2
-  i64.const -8640000000000000
-  i64.lt_s
-  if (result i32)
-   i32.const 1
-  else
-   local.get $2
-   i64.const 8640000000000000
-   i64.gt_s
-  end
+  call $~lib/date/invalidDate
   if
    i32.const 32
    i32.const 80
@@ -6791,8 +6791,7 @@
   (local $5 i32)
   (local $6 i32)
   (local $7 i64)
-  (local $8 i64)
-  (local $9 i32)
+  (local $8 i32)
   global.get $~lib/memory/__stack_pointer
   i32.const 24
   i32.sub
@@ -6833,17 +6832,7 @@
   call $~lib/date/epochMillis
   local.set $7
   local.get $7
-  local.set $8
-  local.get $8
-  i64.const -8640000000000000
-  i64.lt_s
-  if (result i32)
-   i32.const 1
-  else
-   local.get $8
-   i64.const 8640000000000000
-   i64.gt_s
-  end
+  call $~lib/date/invalidDate
   if
    i32.const 32
    i32.const 80
@@ -6890,17 +6879,7 @@
   call $~lib/date/epochMillis
   local.set $7
   local.get $7
-  local.set $8
-  local.get $8
-  i64.const -8640000000000000
-  i64.lt_s
-  if (result i32)
-   i32.const 1
-  else
-   local.get $8
-   i64.const 8640000000000000
-   i64.gt_s
-  end
+  call $~lib/date/invalidDate
   if
    i32.const 32
    i32.const 80
@@ -6947,17 +6926,7 @@
   call $~lib/date/epochMillis
   local.set $7
   local.get $7
-  local.set $8
-  local.get $8
-  i64.const -8640000000000000
-  i64.lt_s
-  if (result i32)
-   i32.const 1
-  else
-   local.get $8
-   i64.const 8640000000000000
-   i64.gt_s
-  end
+  call $~lib/date/invalidDate
   if
    i32.const 32
    i32.const 80
@@ -7004,17 +6973,7 @@
   call $~lib/date/epochMillis
   local.set $7
   local.get $7
-  local.set $8
-  local.get $8
-  i64.const -8640000000000000
-  i64.lt_s
-  if (result i32)
-   i32.const 1
-  else
-   local.get $8
-   i64.const 8640000000000000
-   i64.gt_s
-  end
+  call $~lib/date/invalidDate
   if
    i32.const 32
    i32.const 80
@@ -7061,17 +7020,7 @@
   call $~lib/date/epochMillis
   local.set $7
   local.get $7
-  local.set $8
-  local.get $8
-  i64.const -8640000000000000
-  i64.lt_s
-  if (result i32)
-   i32.const 1
-  else
-   local.get $8
-   i64.const 8640000000000000
-   i64.gt_s
-  end
+  call $~lib/date/invalidDate
   if
    i32.const 32
    i32.const 80
@@ -7118,17 +7067,7 @@
   call $~lib/date/epochMillis
   local.set $7
   local.get $7
-  local.set $8
-  local.get $8
-  i64.const -8640000000000000
-  i64.lt_s
-  if (result i32)
-   i32.const 1
-  else
-   local.get $8
-   i64.const 8640000000000000
-   i64.gt_s
-  end
+  call $~lib/date/invalidDate
   if
    i32.const 32
    i32.const 80
@@ -7175,17 +7114,7 @@
   call $~lib/date/epochMillis
   local.set $7
   local.get $7
-  local.set $8
-  local.get $8
-  i64.const -8640000000000000
-  i64.lt_s
-  if (result i32)
-   i32.const 1
-  else
-   local.get $8
-   i64.const 8640000000000000
-   i64.gt_s
-  end
+  call $~lib/date/invalidDate
   if
    i32.const 32
    i32.const 80
@@ -8283,17 +8212,17 @@
   i32.store
   local.get $1
   call $~lib/date/Date#toISOString
-  local.set $9
+  local.set $8
   global.get $~lib/memory/__stack_pointer
-  local.get $9
+  local.get $8
   i32.store offset=4
-  local.get $9
+  local.get $8
   i32.const 2576
-  local.set $9
+  local.set $8
   global.get $~lib/memory/__stack_pointer
-  local.get $9
+  local.get $8
   i32.store offset=8
-  local.get $9
+  local.get $8
   call $~lib/string/String.__eq
   i32.eqz
   if
@@ -8314,17 +8243,17 @@
   i32.store
   local.get $1
   call $~lib/date/Date#toISOString
-  local.set $9
+  local.set $8
   global.get $~lib/memory/__stack_pointer
-  local.get $9
+  local.get $8
   i32.store offset=4
-  local.get $9
+  local.get $8
   i32.const 2656
-  local.set $9
+  local.set $8
   global.get $~lib/memory/__stack_pointer
-  local.get $9
+  local.get $8
   i32.store offset=8
-  local.get $9
+  local.get $8
   call $~lib/string/String.__eq
   i32.eqz
   if
@@ -8343,17 +8272,17 @@
   i32.store
   local.get $1
   call $~lib/date/Date#toISOString
-  local.set $9
+  local.set $8
   global.get $~lib/memory/__stack_pointer
-  local.get $9
+  local.get $8
   i32.store offset=4
-  local.get $9
+  local.get $8
   i32.const 2736
-  local.set $9
+  local.set $8
   global.get $~lib/memory/__stack_pointer
-  local.get $9
+  local.get $8
   i32.store offset=8
-  local.get $9
+  local.get $8
   call $~lib/string/String.__eq
   i32.eqz
   if
@@ -8372,17 +8301,17 @@
   i32.store
   local.get $1
   call $~lib/date/Date#toISOString
-  local.set $9
+  local.set $8
   global.get $~lib/memory/__stack_pointer
-  local.get $9
+  local.get $8
   i32.store offset=4
-  local.get $9
+  local.get $8
   i32.const 2816
-  local.set $9
+  local.set $8
   global.get $~lib/memory/__stack_pointer
-  local.get $9
+  local.get $8
   i32.store offset=8
-  local.get $9
+  local.get $8
   call $~lib/string/String.__eq
   i32.eqz
   if
@@ -8401,17 +8330,17 @@
   i32.store
   local.get $1
   call $~lib/date/Date#toISOString
-  local.set $9
+  local.set $8
   global.get $~lib/memory/__stack_pointer
-  local.get $9
+  local.get $8
   i32.store offset=4
-  local.get $9
+  local.get $8
   i32.const 2896
-  local.set $9
+  local.set $8
   global.get $~lib/memory/__stack_pointer
-  local.get $9
+  local.get $8
   i32.store offset=8
-  local.get $9
+  local.get $8
   call $~lib/string/String.__eq
   i32.eqz
   if
@@ -8430,17 +8359,17 @@
   i32.store
   local.get $1
   call $~lib/date/Date#toISOString
-  local.set $9
+  local.set $8
   global.get $~lib/memory/__stack_pointer
-  local.get $9
+  local.get $8
   i32.store offset=4
-  local.get $9
+  local.get $8
   i32.const 2976
-  local.set $9
+  local.set $8
   global.get $~lib/memory/__stack_pointer
-  local.get $9
+  local.get $8
   i32.store offset=8
-  local.get $9
+  local.get $8
   call $~lib/string/String.__eq
   i32.eqz
   if
@@ -8459,17 +8388,17 @@
   i32.store
   local.get $1
   call $~lib/date/Date#toISOString
-  local.set $9
+  local.set $8
   global.get $~lib/memory/__stack_pointer
-  local.get $9
+  local.get $8
   i32.store offset=4
-  local.get $9
+  local.get $8
   i32.const 3056
-  local.set $9
+  local.set $8
   global.get $~lib/memory/__stack_pointer
-  local.get $9
+  local.get $8
   i32.store offset=8
-  local.get $9
+  local.get $8
   call $~lib/string/String.__eq
   i32.eqz
   if
@@ -8488,17 +8417,17 @@
   i32.store
   local.get $1
   call $~lib/date/Date#toISOString
-  local.set $9
+  local.set $8
   global.get $~lib/memory/__stack_pointer
-  local.get $9
+  local.get $8
   i32.store offset=4
-  local.get $9
+  local.get $8
   i32.const 3136
-  local.set $9
+  local.set $8
   global.get $~lib/memory/__stack_pointer
-  local.get $9
+  local.get $8
   i32.store offset=8
-  local.get $9
+  local.get $8
   call $~lib/string/String.__eq
   i32.eqz
   if
@@ -8517,17 +8446,17 @@
   i32.store
   local.get $1
   call $~lib/date/Date#toISOString
-  local.set $9
+  local.set $8
   global.get $~lib/memory/__stack_pointer
-  local.get $9
+  local.get $8
   i32.store offset=4
-  local.get $9
+  local.get $8
   i32.const 3216
-  local.set $9
+  local.set $8
   global.get $~lib/memory/__stack_pointer
-  local.get $9
+  local.get $8
   i32.store offset=8
-  local.get $9
+  local.get $8
   call $~lib/string/String.__eq
   i32.eqz
   if
@@ -8540,11 +8469,11 @@
   end
   global.get $~lib/memory/__stack_pointer
   i32.const 3296
-  local.set $9
+  local.set $8
   global.get $~lib/memory/__stack_pointer
-  local.get $9
+  local.get $8
   i32.store offset=4
-  local.get $9
+  local.get $8
   call $~lib/date/Date.fromString
   local.tee $1
   i32.store
@@ -8563,11 +8492,11 @@
   end
   global.get $~lib/memory/__stack_pointer
   i32.const 3568
-  local.set $9
+  local.set $8
   global.get $~lib/memory/__stack_pointer
-  local.get $9
+  local.get $8
   i32.store offset=4
-  local.get $9
+  local.get $8
   call $~lib/date/Date.fromString
   local.tee $1
   i32.store
@@ -8586,11 +8515,11 @@
   end
   global.get $~lib/memory/__stack_pointer
   i32.const 3616
-  local.set $9
+  local.set $8
   global.get $~lib/memory/__stack_pointer
-  local.get $9
+  local.get $8
   i32.store offset=4
-  local.get $9
+  local.get $8
   call $~lib/date/Date.fromString
   local.tee $1
   i32.store
@@ -8608,30 +8537,30 @@
    unreachable
   end
   i32.const 3664
-  local.set $9
+  local.set $8
   global.get $~lib/memory/__stack_pointer
-  local.get $9
+  local.get $8
   i32.store offset=8
-  local.get $9
+  local.get $8
   call $~lib/date/Date.fromString
-  local.set $9
+  local.set $8
   global.get $~lib/memory/__stack_pointer
-  local.get $9
+  local.get $8
   i32.store offset=4
-  local.get $9
+  local.get $8
   call $~lib/date/Date#getTime
   i32.const 3712
-  local.set $9
+  local.set $8
   global.get $~lib/memory/__stack_pointer
-  local.get $9
+  local.get $8
   i32.store offset=8
-  local.get $9
+  local.get $8
   call $~lib/date/Date.fromString
-  local.set $9
+  local.set $8
   global.get $~lib/memory/__stack_pointer
-  local.get $9
+  local.get $8
   i32.store offset=4
-  local.get $9
+  local.get $8
   call $~lib/date/Date#getTime
   i64.eq
   i32.eqz
@@ -8645,11 +8574,11 @@
   end
   global.get $~lib/memory/__stack_pointer
   i32.const 3760
-  local.set $9
+  local.set $8
   global.get $~lib/memory/__stack_pointer
-  local.get $9
+  local.get $8
   i32.store offset=4
-  local.get $9
+  local.get $8
   call $~lib/date/Date.fromString
   local.tee $1
   i32.store
@@ -8668,11 +8597,11 @@
   end
   global.get $~lib/memory/__stack_pointer
   i32.const 3824
-  local.set $9
+  local.set $8
   global.get $~lib/memory/__stack_pointer
-  local.get $9
+  local.get $8
   i32.store offset=4
-  local.get $9
+  local.get $8
   call $~lib/date/Date.fromString
   local.tee $1
   i32.store
@@ -8691,11 +8620,11 @@
   end
   global.get $~lib/memory/__stack_pointer
   i32.const 3904
-  local.set $9
+  local.set $8
   global.get $~lib/memory/__stack_pointer
-  local.get $9
+  local.get $8
   i32.store offset=4
-  local.get $9
+  local.get $8
   call $~lib/date/Date.fromString
   local.tee $1
   i32.store
@@ -8830,17 +8759,17 @@
   end
   local.get $1
   call $~lib/date/Date#toISOString
-  local.set $9
+  local.set $8
   global.get $~lib/memory/__stack_pointer
-  local.get $9
+  local.get $8
   i32.store offset=4
-  local.get $9
+  local.get $8
   i32.const 3984
-  local.set $9
+  local.set $8
   global.get $~lib/memory/__stack_pointer
-  local.get $9
+  local.get $8
   i32.store offset=8
-  local.get $9
+  local.get $8
   call $~lib/string/String.__eq
   i32.eqz
   if
@@ -8853,17 +8782,17 @@
   end
   local.get $2
   call $~lib/date/Date#toISOString
-  local.set $9
+  local.set $8
   global.get $~lib/memory/__stack_pointer
-  local.get $9
+  local.get $8
   i32.store offset=4
-  local.get $9
+  local.get $8
   i32.const 4064
-  local.set $9
+  local.set $8
   global.get $~lib/memory/__stack_pointer
-  local.get $9
+  local.get $8
   i32.store offset=8
-  local.get $9
+  local.get $8
   call $~lib/string/String.__eq
   i32.eqz
   if
@@ -8983,17 +8912,17 @@
   end
   local.get $3
   call $~lib/date/Date#toISOString
-  local.set $9
+  local.set $8
   global.get $~lib/memory/__stack_pointer
-  local.get $9
+  local.get $8
   i32.store offset=4
-  local.get $9
+  local.get $8
   i32.const 4144
-  local.set $9
+  local.set $8
   global.get $~lib/memory/__stack_pointer
-  local.get $9
+  local.get $8
   i32.store offset=8
-  local.get $9
+  local.get $8
   call $~lib/string/String.__eq
   i32.eqz
   if
@@ -9006,17 +8935,17 @@
   end
   local.get $4
   call $~lib/date/Date#toISOString
-  local.set $9
+  local.set $8
   global.get $~lib/memory/__stack_pointer
-  local.get $9
+  local.get $8
   i32.store offset=4
-  local.get $9
+  local.get $8
   i32.const 4224
-  local.set $9
+  local.set $8
   global.get $~lib/memory/__stack_pointer
-  local.get $9
+  local.get $8
   i32.store offset=8
-  local.get $9
+  local.get $8
   call $~lib/string/String.__eq
   i32.eqz
   if
@@ -9067,17 +8996,7 @@
   local.get $1
   call $~lib/date/Date#set:epochMillis
   local.get $1
-  local.set $2
-  local.get $2
-  i64.const -8640000000000000
-  i64.lt_s
-  if (result i32)
-   i32.const 1
-  else
-   local.get $2
-   i64.const 8640000000000000
-   i64.gt_s
-  end
+  call $~lib/date/invalidDate
   if
    i32.const 32
    i32.const 80

From b53d9c6b0ba9034c0a02075294086336cdce1241 Mon Sep 17 00:00:00 2001
From: MaxGraey <maxgraey@gmail.com>
Date: Thu, 15 Apr 2021 15:14:51 +0300
Subject: [PATCH 25/47] use unsigned types for some ymdFromEpochDays and
 daysSinceEpoch ops

---
 std/assembly/date.ts                  | 12 ++++++------
 tests/compiler/std/date.optimized.wat | 24 ++++++++++++------------
 tests/compiler/std/date.untouched.wat | 20 ++++++++++----------
 3 files changed, 28 insertions(+), 28 deletions(-)

diff --git a/std/assembly/date.ts b/std/assembly/date.ts
index 79af5008f3..b7bb0f6099 100644
--- a/std/assembly/date.ts
+++ b/std/assembly/date.ts
@@ -227,8 +227,8 @@ function invalidDate(millis: i64): bool {
 // see: http://howardhinnant.github.io/date_algorithms.html#civil_from_days
 function ymdFromEpochDays(z: i32): i32 {
   z += 719468;
-  var era = floorDiv(z, 146097);
-  var doe = z - era * 146097; // [0, 146096]
+  var era = <u32>floorDiv(z, 146097);
+  var doe = <u32>z - era * 146097; // [0, 146096]
   var yoe = (doe - doe / 1460 + doe / 36524 - doe / 146096) / 365; // [0, 399]
   var year = yoe + era * 400;
   var doy = doe - (365 * yoe + yoe / 4 - yoe / 100); // [0, 365]
@@ -236,16 +236,16 @@ function ymdFromEpochDays(z: i32): i32 {
   _day = doy - (153 * mo + 2) / 5 + 1; // [1, 31]
   mo += mo < 10 ? 3 : -9; // [1, 12]
   _month = mo;
-  year += i32(mo <= 2);
+  year += u32(mo <= 2);
   return year;
 }
 
 // http://howardhinnant.github.io/date_algorithms.html#days_from_civil
 function daysSinceEpoch(y: i32, m: i32, d: i32): i32 {
   y -= i32(m <= 2);
-  var era = floorDiv(y, 400);
-  var yoe = y - era * 400; // [0, 399]
-  var doy = (153 * (m + (m > 2 ? -3 : 9)) + 2) / 5 + d - 1; // [0, 365]
+  var era = <u32>floorDiv(y, 400);
+  var yoe = <u32>y - era * 400; // [0, 399]
+  var doy = <u32>(153 * (m + (m > 2 ? -3 : 9)) + 2) / 5 + d - 1; // [0, 365]
   var doe = yoe * 365 + yoe / 4 - yoe / 100 + doy; // [0, 146096]
   return era * 146097 + doe - 719468;
 }
diff --git a/tests/compiler/std/date.optimized.wat b/tests/compiler/std/date.optimized.wat
index 9370f06c2a..c5bbc50a84 100644
--- a/tests/compiler/std/date.optimized.wat
+++ b/tests/compiler/std/date.optimized.wat
@@ -152,7 +152,7 @@
   i32.const 2
   i32.add
   i32.const 5
-  i32.div_s
+  i32.div_u
   i32.add
   local.get $0
   local.get $3
@@ -163,12 +163,12 @@
   i32.const 365
   i32.mul
   local.get $0
-  i32.const 4
-  i32.div_s
+  i32.const 2
+  i32.shr_u
   i32.add
   local.get $0
   i32.const 100
-  i32.div_s
+  i32.div_u
   i32.sub
   i32.add
   i32.add
@@ -249,30 +249,30 @@
   local.tee $0
   local.get $0
   i32.const 1460
-  i32.div_s
+  i32.div_u
   i32.sub
   local.get $0
   i32.const 36524
-  i32.div_s
+  i32.div_u
   i32.add
   local.get $0
   i32.const 146096
-  i32.div_s
+  i32.div_u
   i32.sub
   i32.const 365
-  i32.div_s
+  i32.div_u
   local.set $1
   local.get $0
   local.get $1
   i32.const 365
   i32.mul
   local.get $1
-  i32.const 4
-  i32.div_s
+  i32.const 2
+  i32.shr_u
   i32.add
   local.get $1
   i32.const 100
-  i32.div_s
+  i32.div_u
   i32.sub
   i32.sub
   local.tee $3
@@ -290,7 +290,7 @@
   i32.const 2
   i32.add
   i32.const 5
-  i32.div_s
+  i32.div_u
   i32.sub
   i32.const 1
   i32.add
diff --git a/tests/compiler/std/date.untouched.wat b/tests/compiler/std/date.untouched.wat
index 822066e945..f767b7dadc 100644
--- a/tests/compiler/std/date.untouched.wat
+++ b/tests/compiler/std/date.untouched.wat
@@ -146,7 +146,7 @@
   i32.const 2
   i32.add
   i32.const 5
-  i32.div_s
+  i32.div_u
   local.get $2
   i32.add
   i32.const 1
@@ -157,11 +157,11 @@
   i32.mul
   local.get $6
   i32.const 4
-  i32.div_s
+  i32.div_u
   i32.add
   local.get $6
   i32.const 100
-  i32.div_s
+  i32.div_u
   i32.sub
   local.get $7
   i32.add
@@ -267,18 +267,18 @@
   local.get $4
   local.get $4
   i32.const 1460
-  i32.div_s
+  i32.div_u
   i32.sub
   local.get $4
   i32.const 36524
-  i32.div_s
+  i32.div_u
   i32.add
   local.get $4
   i32.const 146096
-  i32.div_s
+  i32.div_u
   i32.sub
   i32.const 365
-  i32.div_s
+  i32.div_u
   local.set $5
   local.get $5
   local.get $3
@@ -292,11 +292,11 @@
   i32.mul
   local.get $5
   i32.const 4
-  i32.div_s
+  i32.div_u
   i32.add
   local.get $5
   i32.const 100
-  i32.div_s
+  i32.div_u
   i32.sub
   i32.sub
   local.set $7
@@ -315,7 +315,7 @@
   i32.const 2
   i32.add
   i32.const 5
-  i32.div_s
+  i32.div_u
   i32.sub
   i32.const 1
   i32.add

From 0c8aa0cf02aedbf90e7d643138718b4238d146a9 Mon Sep 17 00:00:00 2001
From: MaxGraey <maxgraey@gmail.com>
Date: Thu, 15 Apr 2021 16:34:24 +0300
Subject: [PATCH 26/47] more parser fixes

---
 std/assembly/date.ts                  |  11 +-
 tests/compiler/std/date.optimized.wat | 264 ++++++++++++++++--------
 tests/compiler/std/date.ts            |   9 +
 tests/compiler/std/date.untouched.wat | 284 +++++++++++++++++---------
 4 files changed, 387 insertions(+), 181 deletions(-)

diff --git a/std/assembly/date.ts b/std/assembly/date.ts
index b7bb0f6099..e3fb546820 100644
--- a/std/assembly/date.ts
+++ b/std/assembly/date.ts
@@ -64,12 +64,15 @@ export class Date {
       }
     }
     // parse the YYYY-MM-DD component
+    var day = 1, month = 1;
     var parts = dateString.split("-");
+    var len = parts.length;
 
-    var day   = I32.parseInt(parts[2]);
-    var month = I32.parseInt(parts[1]);
-    var year  = I32.parseInt(parts[0]);
-
+    var year = I32.parseInt(parts[0]);
+    if (len > 1) {
+      month = len >= 2 ? I32.parseInt(parts[1]) : 1;
+      day   = len == 3 ? I32.parseInt(parts[2]) : 1;
+    }
     return new Date(epochMillis(year, month, day, hour, min, sec, ms));
   }
 
diff --git a/tests/compiler/std/date.optimized.wat b/tests/compiler/std/date.optimized.wat
index c5bbc50a84..73ef3c481b 100644
--- a/tests/compiler/std/date.optimized.wat
+++ b/tests/compiler/std/date.optimized.wat
@@ -92,16 +92,20 @@
  (data (i32.const 3384) "\01\00\00\00.\00\00\001\009\007\006\00-\000\002\00-\000\002\00T\001\002\00:\003\004\00:\005\006\00.\004\005\006")
  (data (i32.const 3452) "L")
  (data (i32.const 3464) "\01\00\00\000\00\00\001\009\007\006\00-\000\002\00-\000\002\00T\001\002\00:\003\004\00:\005\006\00.\004\005\006\00Z")
- (data (i32.const 3532) "L")
- (data (i32.const 3544) "\01\00\00\006\00\00\00-\002\007\001\008\002\001\00-\000\004\00-\002\000\00T\000\000\00:\000\000\00:\000\000\00.\000\000\000\00Z")
+ (data (i32.const 3532) "\1c")
+ (data (i32.const 3544) "\01\00\00\00\08\00\00\001\009\007\006")
+ (data (i32.const 3564) ",")
+ (data (i32.const 3576) "\01\00\00\00\0e\00\00\001\009\007\006\00-\000\002")
  (data (i32.const 3612) "L")
- (data (i32.const 3624) "\01\00\00\006\00\00\00+\002\007\005\007\006\000\00-\000\009\00-\001\003\00T\000\000\00:\000\000\00:\000\000\00.\000\000\000\00Z")
+ (data (i32.const 3624) "\01\00\00\006\00\00\00-\002\007\001\008\002\001\00-\000\004\00-\002\000\00T\000\000\00:\000\000\00:\000\000\00.\000\000\000\00Z")
  (data (i32.const 3692) "L")
- (data (i32.const 3704) "\01\00\00\006\00\00\00+\002\007\005\007\006\000\00-\000\009\00-\001\002\00T\002\003\00:\005\009\00:\005\009\00.\009\009\009\00Z")
+ (data (i32.const 3704) "\01\00\00\006\00\00\00+\002\007\005\007\006\000\00-\000\009\00-\001\003\00T\000\000\00:\000\000\00:\000\000\00.\000\000\000\00Z")
  (data (i32.const 3772) "L")
- (data (i32.const 3784) "\01\00\00\006\00\00\00-\002\007\001\008\002\001\00-\000\004\00-\002\000\00T\000\000\00:\000\000\00:\000\000\00.\000\000\001\00Z")
- (data (i32.const 3856) "\06\00\00\00 \00\00\00\00\00\00\00 ")
- (data (i32.const 3884) " \00\00\00\00\00\00\00\02A\00\00\00\00\00\00\02\t")
+ (data (i32.const 3784) "\01\00\00\006\00\00\00+\002\007\005\007\006\000\00-\000\009\00-\001\002\00T\002\003\00:\005\009\00:\005\009\00.\009\009\009\00Z")
+ (data (i32.const 3852) "L")
+ (data (i32.const 3864) "\01\00\00\006\00\00\00-\002\007\001\008\002\001\00-\000\004\00-\002\000\00T\000\000\00:\000\000\00:\000\000\00.\000\000\001\00Z")
+ (data (i32.const 3936) "\06\00\00\00 \00\00\00\00\00\00\00 ")
+ (data (i32.const 3964) " \00\00\00\00\00\00\00\02A\00\00\00\00\00\00\02\t")
  (global $~lib/date/_day (mut i32) (i32.const 0))
  (global $~lib/date/_month (mut i32) (i32.const 0))
  (global $~lib/rt/itcms/total (mut i32) (i32.const 0))
@@ -114,7 +118,7 @@
  (global $~lib/rt/itcms/white (mut i32) (i32.const 0))
  (global $~lib/rt/itcms/fromSpace (mut i32) (i32.const 0))
  (global $~lib/rt/tlsf/ROOT (mut i32) (i32.const 0))
- (global $~lib/memory/__stack_pointer (mut i32) (i32.const 20292))
+ (global $~lib/memory/__stack_pointer (mut i32) (i32.const 20372))
  (global $~started (mut i32) (i32.const 0))
  (export "memory" (memory $0))
  (export "_start" (func $~start))
@@ -449,7 +453,7 @@
    if
     i32.const 0
     local.get $0
-    i32.const 20292
+    i32.const 20372
     i32.lt_u
     local.get $0
     i32.load offset=8
@@ -495,7 +499,7 @@
    i32.const 1
   else
    local.get $1
-   i32.const 3856
+   i32.const 3936
    i32.load
    i32.gt_u
    if
@@ -509,7 +513,7 @@
    local.get $1
    i32.const 3
    i32.shl
-   i32.const 3860
+   i32.const 3940
    i32.add
    i32.load
    i32.const 32
@@ -1083,10 +1087,10 @@
   if
    unreachable
   end
-  i32.const 20304
+  i32.const 20384
   i32.const 0
   i32.store
-  i32.const 21872
+  i32.const 21952
   i32.const 0
   i32.store
   loop $for-loop|0
@@ -1097,7 +1101,7 @@
     local.get $1
     i32.const 2
     i32.shl
-    i32.const 20304
+    i32.const 20384
     i32.add
     i32.const 0
     i32.store offset=4
@@ -1115,7 +1119,7 @@
       i32.add
       i32.const 2
       i32.shl
-      i32.const 20304
+      i32.const 20384
       i32.add
       i32.const 0
       i32.store offset=96
@@ -1133,13 +1137,13 @@
     br $for-loop|0
    end
   end
-  i32.const 20304
-  i32.const 21876
+  i32.const 20384
+  i32.const 21956
   memory.size
   i32.const 16
   i32.shl
   call $~lib/rt/tlsf/addMemory
-  i32.const 20304
+  i32.const 20384
   global.set $~lib/rt/tlsf/ROOT
  )
  (func $~lib/rt/itcms/step (result i32)
@@ -1218,7 +1222,7 @@
       local.set $0
       loop $while-continue|0
        local.get $0
-       i32.const 20292
+       i32.const 20372
        i32.lt_u
        if
         local.get $0
@@ -1308,7 +1312,7 @@
       unreachable
      end
      local.get $0
-     i32.const 20292
+     i32.const 20372
      i32.lt_u
      if
       local.get $0
@@ -1331,7 +1335,7 @@
       i32.const 4
       i32.add
       local.tee $1
-      i32.const 20292
+      i32.const 20372
       i32.ge_u
       if
        global.get $~lib/rt/tlsf/ROOT
@@ -2002,7 +2006,7 @@
   if
    i32.const 1056
    i32.const 1104
-   i32.const 91
+   i32.const 94
    i32.const 28
    call $~lib/builtins/abort
    unreachable
@@ -3403,11 +3407,11 @@
  )
  (func $~stack_check
   global.get $~lib/memory/__stack_pointer
-  i32.const 3908
+  i32.const 3988
   i32.lt_s
   if
-   i32.const 20320
-   i32.const 20368
+   i32.const 20400
+   i32.const 20448
    i32.const 1
    i32.const 1
    call $~lib/builtins/abort
@@ -4027,6 +4031,8 @@
   (local $4 i32)
   (local $5 i32)
   (local $6 i32)
+  (local $7 i32)
+  (local $8 i32)
   global.get $~lib/memory/__stack_pointer
   i32.const 28
   i32.sub
@@ -4091,7 +4097,7 @@
    i32.store offset=16
    local.get $2
    call $~lib/util/string/strtol<i32>
-   local.set $4
+   local.set $6
    local.get $0
    i32.const 1
    call $~lib/array/Array<~lib/string/String>#__get
@@ -4101,7 +4107,7 @@
    i32.store offset=16
    local.get $2
    call $~lib/util/string/strtol<i32>
-   local.set $5
+   local.set $7
    global.get $~lib/memory/__stack_pointer
    local.get $0
    i32.const 2
@@ -4129,7 +4135,7 @@
     i32.store offset=16
     local.get $3
     call $~lib/util/string/strtol<i32>
-    local.set $3
+    local.set $5
     local.get $0
     local.get $2
     i32.const 1
@@ -4142,13 +4148,15 @@
     i32.store offset=16
     local.get $0
     call $~lib/util/string/strtol<i32>
-    local.set $6
+    local.set $8
    else
     local.get $0
     call $~lib/util/string/strtol<i32>
-    local.set $3
+    local.set $5
    end
   end
+  i32.const 1
+  local.set $2
   global.get $~lib/memory/__stack_pointer
   i32.const 1600
   i32.store
@@ -4156,43 +4164,67 @@
   local.get $1
   i32.const 1600
   call $~lib/string/String#split
-  local.tee $0
+  local.tee $1
   i32.store offset=24
-  local.get $0
-  i32.const 2
-  call $~lib/array/Array<~lib/string/String>#__get
-  local.set $1
-  global.get $~lib/memory/__stack_pointer
-  local.get $1
-  i32.store offset=16
   local.get $1
-  call $~lib/util/string/strtol<i32>
-  local.set $2
-  local.get $0
-  i32.const 1
-  call $~lib/array/Array<~lib/string/String>#__get
-  local.set $1
-  global.get $~lib/memory/__stack_pointer
-  local.get $1
-  i32.store offset=16
+  i32.load offset=12
+  local.set $3
   local.get $1
-  call $~lib/util/string/strtol<i32>
-  local.set $1
-  local.get $0
   i32.const 0
   call $~lib/array/Array<~lib/string/String>#__get
-  local.set $0
+  local.set $4
   global.get $~lib/memory/__stack_pointer
-  local.get $0
+  local.get $4
   i32.store offset=16
-  local.get $0
-  call $~lib/util/string/strtol<i32>
-  local.get $1
-  local.get $2
   local.get $4
-  local.get $5
+  call $~lib/util/string/strtol<i32>
   local.get $3
+  i32.const 1
+  i32.gt_s
+  if (result i32)
+   local.get $3
+   i32.const 2
+   i32.ge_s
+   if (result i32)
+    local.get $1
+    i32.const 1
+    call $~lib/array/Array<~lib/string/String>#__get
+    local.set $0
+    global.get $~lib/memory/__stack_pointer
+    local.get $0
+    i32.store offset=16
+    local.get $0
+    call $~lib/util/string/strtol<i32>
+   else
+    i32.const 1
+   end
+   local.set $2
+   local.get $3
+   i32.const 3
+   i32.eq
+   if (result i32)
+    local.get $1
+    i32.const 2
+    call $~lib/array/Array<~lib/string/String>#__get
+    local.set $0
+    global.get $~lib/memory/__stack_pointer
+    local.get $0
+    i32.store offset=16
+    local.get $0
+    call $~lib/util/string/strtol<i32>
+   else
+    i32.const 1
+   end
+  else
+   i32.const 1
+  end
+  local.set $0
+  local.get $2
+  local.get $0
   local.get $6
+  local.get $7
+  local.get $5
+  local.get $8
   call $~lib/date/epochMillis
   call $~lib/date/Date#constructor
   global.get $~lib/memory/__stack_pointer
@@ -4376,7 +4408,7 @@
    memory.size
    i32.const 16
    i32.shl
-   i32.const 20292
+   i32.const 20372
    i32.sub
    i32.const 1
    i32.shr_u
@@ -5725,6 +5757,66 @@
     unreachable
    end
    global.get $~lib/memory/__stack_pointer
+   i32.const 3552
+   i32.store offset=4
+   global.get $~lib/memory/__stack_pointer
+   i32.const 3552
+   call $~lib/date/Date.fromString
+   local.tee $0
+   i32.store
+   local.get $0
+   i64.load offset=16
+   i64.const 189302400000
+   i64.ne
+   if
+    i32.const 0
+    i32.const 1152
+    i32.const 251
+    i32.const 3
+    call $~lib/builtins/abort
+    unreachable
+   end
+   global.get $~lib/memory/__stack_pointer
+   i32.const 3584
+   i32.store offset=4
+   global.get $~lib/memory/__stack_pointer
+   i32.const 3584
+   call $~lib/date/Date.fromString
+   local.tee $0
+   i32.store
+   local.get $0
+   i64.load offset=16
+   i64.const 191980800000
+   i64.ne
+   if
+    i32.const 0
+    i32.const 1152
+    i32.const 254
+    i32.const 3
+    call $~lib/builtins/abort
+    unreachable
+   end
+   global.get $~lib/memory/__stack_pointer
+   i32.const 2864
+   i32.store offset=4
+   global.get $~lib/memory/__stack_pointer
+   i32.const 2864
+   call $~lib/date/Date.fromString
+   local.tee $0
+   i32.store
+   local.get $0
+   i64.load offset=16
+   i64.const 192067200000
+   i64.ne
+   if
+    i32.const 0
+    i32.const 1152
+    i32.const 257
+    i32.const 3
+    call $~lib/builtins/abort
+    unreachable
+   end
+   global.get $~lib/memory/__stack_pointer
    i64.const -8640000000000000
    call $~lib/date/Date#constructor
    local.tee $0
@@ -5741,7 +5833,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 256
+    i32.const 265
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5753,7 +5845,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 257
+    i32.const 266
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5765,7 +5857,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 259
+    i32.const 268
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5777,7 +5869,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 260
+    i32.const 269
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5789,7 +5881,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 262
+    i32.const 271
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5801,7 +5893,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 263
+    i32.const 272
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5813,7 +5905,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 265
+    i32.const 274
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5825,7 +5917,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 266
+    i32.const 275
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5837,16 +5929,16 @@
    local.get $0
    i32.store offset=4
    global.get $~lib/memory/__stack_pointer
-   i32.const 3552
+   i32.const 3632
    i32.store offset=8
    local.get $0
-   i32.const 3552
+   i32.const 3632
    call $~lib/string/String.__eq
    i32.eqz
    if
     i32.const 0
     i32.const 1152
-    i32.const 268
+    i32.const 277
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5858,16 +5950,16 @@
    local.get $0
    i32.store offset=4
    global.get $~lib/memory/__stack_pointer
-   i32.const 3632
+   i32.const 3712
    i32.store offset=8
    local.get $0
-   i32.const 3632
+   i32.const 3712
    call $~lib/string/String.__eq
    i32.eqz
    if
     i32.const 0
     i32.const 1152
-    i32.const 269
+    i32.const 278
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5889,7 +5981,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 274
+    i32.const 283
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5901,7 +5993,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 275
+    i32.const 284
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5913,7 +6005,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 276
+    i32.const 285
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5923,7 +6015,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 277
+    i32.const 286
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5933,7 +6025,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 278
+    i32.const 287
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5943,7 +6035,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 279
+    i32.const 288
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5955,7 +6047,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 280
+    i32.const 289
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5967,16 +6059,16 @@
    local.get $2
    i32.store offset=4
    global.get $~lib/memory/__stack_pointer
-   i32.const 3712
+   i32.const 3792
    i32.store offset=8
    local.get $2
-   i32.const 3712
+   i32.const 3792
    call $~lib/string/String.__eq
    i32.eqz
    if
     i32.const 0
     i32.const 1152
-    i32.const 282
+    i32.const 291
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5988,16 +6080,16 @@
    local.get $0
    i32.store offset=4
    global.get $~lib/memory/__stack_pointer
-   i32.const 3792
+   i32.const 3872
    i32.store offset=8
    local.get $0
-   i32.const 3792
+   i32.const 3872
    call $~lib/string/String.__eq
    i32.eqz
    if
     i32.const 0
     i32.const 1152
-    i32.const 283
+    i32.const 292
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -6048,7 +6140,7 @@
   if
    i32.const 1056
    i32.const 1104
-   i32.const 79
+   i32.const 82
    i32.const 35
    call $~lib/builtins/abort
    unreachable
diff --git a/tests/compiler/std/date.ts b/tests/compiler/std/date.ts
index 69c4780ed5..7116876785 100644
--- a/tests/compiler/std/date.ts
+++ b/tests/compiler/std/date.ts
@@ -246,6 +246,15 @@
   // supports 'Z' suffix
   date = Date.fromString("1976-02-02T12:34:56.456Z");
   assert(date.getTime() == 192112496456);
+
+  date = Date.fromString("1976");
+  assert(date.getTime() == 189302400000);
+
+  date = Date.fromString("1976-02");
+  assert(date.getTime() == 191980800000);
+
+  date = Date.fromString("1976-02-02");
+  assert(date.getTime() == 192067200000);
 }
 
 // Minimum / Maximum dates ////////////////////////////////////////////////////////////////////////
diff --git a/tests/compiler/std/date.untouched.wat b/tests/compiler/std/date.untouched.wat
index f767b7dadc..f0d2dd31c4 100644
--- a/tests/compiler/std/date.untouched.wat
+++ b/tests/compiler/std/date.untouched.wat
@@ -65,11 +65,13 @@
  (data (i32.const 3740) "<\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00&\00\00\001\009\007\006\00-\000\002\00-\000\002\00T\001\002\00:\003\004\00:\005\006\00\00\00\00\00\00\00")
  (data (i32.const 3804) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00.\00\00\001\009\007\006\00-\000\002\00-\000\002\00T\001\002\00:\003\004\00:\005\006\00.\004\005\006\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00")
  (data (i32.const 3884) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\000\00\00\001\009\007\006\00-\000\002\00-\000\002\00T\001\002\00:\003\004\00:\005\006\00.\004\005\006\00Z\00\00\00\00\00\00\00\00\00\00\00\00\00")
- (data (i32.const 3964) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\006\00\00\00-\002\007\001\008\002\001\00-\000\004\00-\002\000\00T\000\000\00:\000\000\00:\000\000\00.\000\000\000\00Z\00\00\00\00\00\00\00")
- (data (i32.const 4044) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\006\00\00\00+\002\007\005\007\006\000\00-\000\009\00-\001\003\00T\000\000\00:\000\000\00:\000\000\00.\000\000\000\00Z\00\00\00\00\00\00\00")
- (data (i32.const 4124) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\006\00\00\00+\002\007\005\007\006\000\00-\000\009\00-\001\002\00T\002\003\00:\005\009\00:\005\009\00.\009\009\009\00Z\00\00\00\00\00\00\00")
- (data (i32.const 4204) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\006\00\00\00-\002\007\001\008\002\001\00-\000\004\00-\002\000\00T\000\000\00:\000\000\00:\000\000\00.\000\000\001\00Z\00\00\00\00\00\00\00")
- (data (i32.const 4288) "\06\00\00\00 \00\00\00\00\00\00\00 \00\00\00\00\00\00\00\00\00\00\00\00\00\00\00 \00\00\00\00\00\00\00\02A\00\00\00\00\00\00\02\t\00\00\00\00\00\00")
+ (data (i32.const 3964) "\1c\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\08\00\00\001\009\007\006\00\00\00\00\00")
+ (data (i32.const 3996) ",\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\0e\00\00\001\009\007\006\00-\000\002\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00")
+ (data (i32.const 4044) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\006\00\00\00-\002\007\001\008\002\001\00-\000\004\00-\002\000\00T\000\000\00:\000\000\00:\000\000\00.\000\000\000\00Z\00\00\00\00\00\00\00")
+ (data (i32.const 4124) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\006\00\00\00+\002\007\005\007\006\000\00-\000\009\00-\001\003\00T\000\000\00:\000\000\00:\000\000\00.\000\000\000\00Z\00\00\00\00\00\00\00")
+ (data (i32.const 4204) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\006\00\00\00+\002\007\005\007\006\000\00-\000\009\00-\001\002\00T\002\003\00:\005\009\00:\005\009\00.\009\009\009\00Z\00\00\00\00\00\00\00")
+ (data (i32.const 4284) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\006\00\00\00-\002\007\001\008\002\001\00-\000\004\00-\002\000\00T\000\000\00:\000\000\00:\000\000\00.\000\000\001\00Z\00\00\00\00\00\00\00")
+ (data (i32.const 4368) "\06\00\00\00 \00\00\00\00\00\00\00 \00\00\00\00\00\00\00\00\00\00\00\00\00\00\00 \00\00\00\00\00\00\00\02A\00\00\00\00\00\00\02\t\00\00\00\00\00\00")
  (table $0 1 funcref)
  (global $~lib/date/_day (mut i32) (i32.const 0))
  (global $~lib/date/_month (mut i32) (i32.const 0))
@@ -86,10 +88,10 @@
  (global $~lib/ASC_LOW_MEMORY_LIMIT i32 (i32.const 0))
  (global $~lib/ASC_SHRINK_LEVEL i32 (i32.const 0))
  (global $~lib/builtins/i32.MAX_VALUE i32 (i32.const 2147483647))
- (global $~lib/rt/__rtti_base i32 (i32.const 4288))
- (global $~lib/memory/__data_end i32 (i32.const 4340))
- (global $~lib/memory/__stack_pointer (mut i32) (i32.const 20724))
- (global $~lib/memory/__heap_base i32 (i32.const 20724))
+ (global $~lib/rt/__rtti_base i32 (i32.const 4368))
+ (global $~lib/memory/__data_end i32 (i32.const 4420))
+ (global $~lib/memory/__stack_pointer (mut i32) (i32.const 20804))
+ (global $~lib/memory/__heap_base i32 (i32.const 20804))
  (global $~started (mut i32) (i32.const 0))
  (export "memory" (memory $0))
  (export "_start" (func $~start))
@@ -2678,7 +2680,7 @@
   if
    i32.const 32
    i32.const 80
-   i32.const 91
+   i32.const 94
    i32.const 28
    call $~lib/builtins/abort
    unreachable
@@ -5658,6 +5660,10 @@
   local.get $1
   call $~lib/util/string/strtol<i32>
  )
+ (func $~lib/array/Array<~lib/string/String>#get:length (param $0 i32) (result i32)
+  local.get $0
+  i32.load offset=12
+ )
  (func $~lib/rt/__visit_globals (param $0 i32)
   (local $1 i32)
   i32.const 368
@@ -5807,8 +5813,8 @@
   global.get $~lib/memory/__data_end
   i32.lt_s
   if
-   i32.const 20752
-   i32.const 20800
+   i32.const 20832
+   i32.const 20880
    i32.const 1
    i32.const 1
    call $~lib/builtins/abort
@@ -6576,6 +6582,7 @@
   (local $13 i32)
   (local $14 i32)
   (local $15 i32)
+  (local $16 i32)
   global.get $~lib/memory/__stack_pointer
   i32.const 28
   i32.sub
@@ -6605,11 +6612,11 @@
   local.set $5
   local.get $0
   i32.const 2448
-  local.set $15
+  local.set $16
   global.get $~lib/memory/__stack_pointer
-  local.get $15
+  local.get $16
   i32.store
-  local.get $15
+  local.get $16
   i32.const 0
   call $~lib/string/String#indexOf
   local.set $6
@@ -6636,11 +6643,11 @@
    global.get $~lib/memory/__stack_pointer
    local.get $7
    i32.const 2480
-   local.set $15
+   local.set $16
    global.get $~lib/memory/__stack_pointer
-   local.get $15
+   local.get $16
    i32.store
-   local.get $15
+   local.get $16
    global.get $~lib/builtins/i32.MAX_VALUE
    call $~lib/string/String#split
    local.tee $8
@@ -6648,22 +6655,22 @@
    local.get $8
    i32.const 0
    call $~lib/array/Array<~lib/string/String>#__get
-   local.set $15
+   local.set $16
    global.get $~lib/memory/__stack_pointer
-   local.get $15
+   local.get $16
    i32.store offset=16
-   local.get $15
+   local.get $16
    i32.const 0
    call $~lib/number/I32.parseInt
    local.set $1
    local.get $8
    i32.const 1
    call $~lib/array/Array<~lib/string/String>#__get
-   local.set $15
+   local.set $16
    global.get $~lib/memory/__stack_pointer
-   local.get $15
+   local.get $16
    i32.store offset=16
-   local.get $15
+   local.get $16
    i32.const 0
    call $~lib/number/I32.parseInt
    local.set $2
@@ -6675,11 +6682,11 @@
    i32.store offset=20
    local.get $9
    i32.const 2512
-   local.set $15
+   local.set $16
    global.get $~lib/memory/__stack_pointer
-   local.get $15
+   local.get $16
    i32.store
-   local.get $15
+   local.get $16
    i32.const 0
    call $~lib/string/String#indexOf
    local.set $10
@@ -6691,11 +6698,11 @@
     i32.const 0
     local.get $10
     call $~lib/string/String#substring
-    local.set $15
+    local.set $16
     global.get $~lib/memory/__stack_pointer
-    local.get $15
+    local.get $16
     i32.store offset=16
-    local.get $15
+    local.get $16
     i32.const 0
     call $~lib/number/I32.parseInt
     local.set $3
@@ -6705,11 +6712,11 @@
     i32.add
     global.get $~lib/builtins/i32.MAX_VALUE
     call $~lib/string/String#substring
-    local.set $15
+    local.set $16
     global.get $~lib/memory/__stack_pointer
-    local.get $15
+    local.get $16
     i32.store offset=16
-    local.get $15
+    local.get $16
     i32.const 0
     call $~lib/number/I32.parseInt
     local.set $4
@@ -6720,67 +6727,93 @@
     local.set $3
    end
   end
+  i32.const 1
+  local.set $11
+  i32.const 1
+  local.set $12
   global.get $~lib/memory/__stack_pointer
   local.get $5
   i32.const 576
-  local.set $15
+  local.set $16
   global.get $~lib/memory/__stack_pointer
-  local.get $15
+  local.get $16
   i32.store
-  local.get $15
+  local.get $16
   global.get $~lib/builtins/i32.MAX_VALUE
   call $~lib/string/String#split
-  local.tee $11
+  local.tee $13
   i32.store offset=24
-  local.get $11
-  i32.const 2
-  call $~lib/array/Array<~lib/string/String>#__get
-  local.set $15
-  global.get $~lib/memory/__stack_pointer
-  local.get $15
-  i32.store offset=16
-  local.get $15
+  local.get $13
+  call $~lib/array/Array<~lib/string/String>#get:length
+  local.set $14
+  local.get $13
   i32.const 0
-  call $~lib/number/I32.parseInt
-  local.set $12
-  local.get $11
-  i32.const 1
   call $~lib/array/Array<~lib/string/String>#__get
-  local.set $15
+  local.set $16
   global.get $~lib/memory/__stack_pointer
-  local.get $15
+  local.get $16
   i32.store offset=16
-  local.get $15
+  local.get $16
   i32.const 0
   call $~lib/number/I32.parseInt
-  local.set $13
-  local.get $11
-  i32.const 0
-  call $~lib/array/Array<~lib/string/String>#__get
   local.set $15
-  global.get $~lib/memory/__stack_pointer
-  local.get $15
-  i32.store offset=16
-  local.get $15
-  i32.const 0
-  call $~lib/number/I32.parseInt
-  local.set $14
-  i32.const 0
   local.get $14
-  local.get $13
+  i32.const 1
+  i32.gt_s
+  if
+   local.get $14
+   i32.const 2
+   i32.ge_s
+   if (result i32)
+    local.get $13
+    i32.const 1
+    call $~lib/array/Array<~lib/string/String>#__get
+    local.set $16
+    global.get $~lib/memory/__stack_pointer
+    local.get $16
+    i32.store offset=16
+    local.get $16
+    i32.const 0
+    call $~lib/number/I32.parseInt
+   else
+    i32.const 1
+   end
+   local.set $12
+   local.get $14
+   i32.const 3
+   i32.eq
+   if (result i32)
+    local.get $13
+    i32.const 2
+    call $~lib/array/Array<~lib/string/String>#__get
+    local.set $16
+    global.get $~lib/memory/__stack_pointer
+    local.get $16
+    i32.store offset=16
+    local.get $16
+    i32.const 0
+    call $~lib/number/I32.parseInt
+   else
+    i32.const 1
+   end
+   local.set $11
+  end
+  i32.const 0
+  local.get $15
   local.get $12
+  local.get $11
   local.get $1
   local.get $2
   local.get $3
   local.get $4
   call $~lib/date/epochMillis
   call $~lib/date/Date#constructor
-  local.set $15
+  local.set $16
   global.get $~lib/memory/__stack_pointer
   i32.const 28
   i32.add
   global.set $~lib/memory/__stack_pointer
-  local.get $15
+  local.get $16
  )
  (func $start:std/date
   (local $0 i32)
@@ -8642,6 +8675,75 @@
    unreachable
   end
   global.get $~lib/memory/__stack_pointer
+  i32.const 3984
+  local.set $8
+  global.get $~lib/memory/__stack_pointer
+  local.get $8
+  i32.store offset=4
+  local.get $8
+  call $~lib/date/Date.fromString
+  local.tee $1
+  i32.store
+  local.get $1
+  call $~lib/date/Date#getTime
+  i64.const 189302400000
+  i64.eq
+  i32.eqz
+  if
+   i32.const 0
+   i32.const 128
+   i32.const 251
+   i32.const 3
+   call $~lib/builtins/abort
+   unreachable
+  end
+  global.get $~lib/memory/__stack_pointer
+  i32.const 4016
+  local.set $8
+  global.get $~lib/memory/__stack_pointer
+  local.get $8
+  i32.store offset=4
+  local.get $8
+  call $~lib/date/Date.fromString
+  local.tee $1
+  i32.store
+  local.get $1
+  call $~lib/date/Date#getTime
+  i64.const 191980800000
+  i64.eq
+  i32.eqz
+  if
+   i32.const 0
+   i32.const 128
+   i32.const 254
+   i32.const 3
+   call $~lib/builtins/abort
+   unreachable
+  end
+  global.get $~lib/memory/__stack_pointer
+  i32.const 3296
+  local.set $8
+  global.get $~lib/memory/__stack_pointer
+  local.get $8
+  i32.store offset=4
+  local.get $8
+  call $~lib/date/Date.fromString
+  local.tee $1
+  i32.store
+  local.get $1
+  call $~lib/date/Date#getTime
+  i64.const 192067200000
+  i64.eq
+  i32.eqz
+  if
+   i32.const 0
+   i32.const 128
+   i32.const 257
+   i32.const 3
+   call $~lib/builtins/abort
+   unreachable
+  end
+  global.get $~lib/memory/__stack_pointer
   i32.const 0
   i64.const -8640000000000000
   call $~lib/date/Date#constructor
@@ -8661,7 +8763,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 256
+   i32.const 265
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8674,7 +8776,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 257
+   i32.const 266
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8687,7 +8789,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 259
+   i32.const 268
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8700,7 +8802,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 260
+   i32.const 269
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8713,7 +8815,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 262
+   i32.const 271
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8726,7 +8828,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 263
+   i32.const 272
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8739,7 +8841,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 265
+   i32.const 274
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8752,7 +8854,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 266
+   i32.const 275
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8764,7 +8866,7 @@
   local.get $8
   i32.store offset=4
   local.get $8
-  i32.const 3984
+  i32.const 4064
   local.set $8
   global.get $~lib/memory/__stack_pointer
   local.get $8
@@ -8775,7 +8877,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 268
+   i32.const 277
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8787,7 +8889,7 @@
   local.get $8
   i32.store offset=4
   local.get $8
-  i32.const 4064
+  i32.const 4144
   local.set $8
   global.get $~lib/memory/__stack_pointer
   local.get $8
@@ -8798,7 +8900,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 269
+   i32.const 278
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8827,7 +8929,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 274
+   i32.const 283
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8840,7 +8942,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 275
+   i32.const 284
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8853,7 +8955,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 276
+   i32.const 285
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8866,7 +8968,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 277
+   i32.const 286
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8879,7 +8981,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 278
+   i32.const 287
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8892,7 +8994,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 279
+   i32.const 288
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8905,7 +9007,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 280
+   i32.const 289
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8917,7 +9019,7 @@
   local.get $8
   i32.store offset=4
   local.get $8
-  i32.const 4144
+  i32.const 4224
   local.set $8
   global.get $~lib/memory/__stack_pointer
   local.get $8
@@ -8928,7 +9030,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 282
+   i32.const 291
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8940,7 +9042,7 @@
   local.get $8
   i32.store offset=4
   local.get $8
-  i32.const 4224
+  i32.const 4304
   local.set $8
   global.get $~lib/memory/__stack_pointer
   local.get $8
@@ -8951,7 +9053,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 283
+   i32.const 292
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -9000,7 +9102,7 @@
   if
    i32.const 32
    i32.const 80
-   i32.const 79
+   i32.const 82
    i32.const 35
    call $~lib/builtins/abort
    unreachable

From e74c9151bd316dad291a6e8f46cf5aae8c90839d Mon Sep 17 00:00:00 2001
From: MaxGraey <maxgraey@gmail.com>
Date: Thu, 15 Apr 2021 16:42:49 +0300
Subject: [PATCH 27/47] refactor

---
 std/assembly/date.ts                  |  5 ++-
 tests/compiler/std/date.optimized.wat | 51 +++++++++++++--------------
 tests/compiler/std/date.untouched.wat | 40 ++++++++++-----------
 3 files changed, 47 insertions(+), 49 deletions(-)

diff --git a/std/assembly/date.ts b/std/assembly/date.ts
index e3fb546820..db424e9c49 100644
--- a/std/assembly/date.ts
+++ b/std/assembly/date.ts
@@ -64,11 +64,10 @@ export class Date {
       }
     }
     // parse the YYYY-MM-DD component
-    var day = 1, month = 1;
     var parts = dateString.split("-");
-    var len = parts.length;
-
     var year = I32.parseInt(parts[0]);
+    var month = 1, day = 1;
+    var len = parts.length;
     if (len > 1) {
       month = len >= 2 ? I32.parseInt(parts[1]) : 1;
       day   = len == 3 ? I32.parseInt(parts[2]) : 1;
diff --git a/tests/compiler/std/date.optimized.wat b/tests/compiler/std/date.optimized.wat
index 73ef3c481b..9a1236b6ad 100644
--- a/tests/compiler/std/date.optimized.wat
+++ b/tests/compiler/std/date.optimized.wat
@@ -2006,7 +2006,7 @@
   if
    i32.const 1056
    i32.const 1104
-   i32.const 94
+   i32.const 93
    i32.const 28
    call $~lib/builtins/abort
    unreachable
@@ -4097,7 +4097,7 @@
    i32.store offset=16
    local.get $2
    call $~lib/util/string/strtol<i32>
-   local.set $6
+   local.set $5
    local.get $0
    i32.const 1
    call $~lib/array/Array<~lib/string/String>#__get
@@ -4107,7 +4107,7 @@
    i32.store offset=16
    local.get $2
    call $~lib/util/string/strtol<i32>
-   local.set $7
+   local.set $6
    global.get $~lib/memory/__stack_pointer
    local.get $0
    i32.const 2
@@ -4135,7 +4135,7 @@
     i32.store offset=16
     local.get $3
     call $~lib/util/string/strtol<i32>
-    local.set $5
+    local.set $3
     local.get $0
     local.get $2
     i32.const 1
@@ -4148,15 +4148,13 @@
     i32.store offset=16
     local.get $0
     call $~lib/util/string/strtol<i32>
-    local.set $8
+    local.set $7
    else
     local.get $0
     call $~lib/util/string/strtol<i32>
-    local.set $5
+    local.set $3
    end
   end
-  i32.const 1
-  local.set $2
   global.get $~lib/memory/__stack_pointer
   i32.const 1600
   i32.store
@@ -4164,29 +4162,30 @@
   local.get $1
   i32.const 1600
   call $~lib/string/String#split
-  local.tee $1
+  local.tee $2
   i32.store offset=24
-  local.get $1
-  i32.load offset=12
-  local.set $3
-  local.get $1
+  local.get $2
   i32.const 0
   call $~lib/array/Array<~lib/string/String>#__get
-  local.set $4
+  local.set $0
   global.get $~lib/memory/__stack_pointer
-  local.get $4
+  local.get $0
   i32.store offset=16
-  local.get $4
+  local.get $0
   call $~lib/util/string/strtol<i32>
-  local.get $3
+  i32.const 1
+  local.set $1
+  local.get $2
+  i32.load offset=12
+  local.tee $4
   i32.const 1
   i32.gt_s
   if (result i32)
-   local.get $3
+   local.get $4
    i32.const 2
    i32.ge_s
    if (result i32)
-    local.get $1
+    local.get $2
     i32.const 1
     call $~lib/array/Array<~lib/string/String>#__get
     local.set $0
@@ -4198,12 +4197,12 @@
    else
     i32.const 1
    end
-   local.set $2
-   local.get $3
+   local.set $1
+   local.get $4
    i32.const 3
    i32.eq
    if (result i32)
-    local.get $1
+    local.get $2
     i32.const 2
     call $~lib/array/Array<~lib/string/String>#__get
     local.set $0
@@ -4219,12 +4218,12 @@
    i32.const 1
   end
   local.set $0
-  local.get $2
+  local.get $1
   local.get $0
+  local.get $5
   local.get $6
+  local.get $3
   local.get $7
-  local.get $5
-  local.get $8
   call $~lib/date/epochMillis
   call $~lib/date/Date#constructor
   global.get $~lib/memory/__stack_pointer
@@ -6140,7 +6139,7 @@
   if
    i32.const 1056
    i32.const 1104
-   i32.const 82
+   i32.const 81
    i32.const 35
    call $~lib/builtins/abort
    unreachable
diff --git a/tests/compiler/std/date.untouched.wat b/tests/compiler/std/date.untouched.wat
index f0d2dd31c4..579e441853 100644
--- a/tests/compiler/std/date.untouched.wat
+++ b/tests/compiler/std/date.untouched.wat
@@ -2680,7 +2680,7 @@
   if
    i32.const 32
    i32.const 80
-   i32.const 94
+   i32.const 93
    i32.const 28
    call $~lib/builtins/abort
    unreachable
@@ -6727,10 +6727,6 @@
     local.set $3
    end
   end
-  i32.const 1
-  local.set $11
-  i32.const 1
-  local.set $12
   global.get $~lib/memory/__stack_pointer
   local.get $5
   i32.const 576
@@ -6741,12 +6737,9 @@
   local.get $16
   global.get $~lib/builtins/i32.MAX_VALUE
   call $~lib/string/String#split
-  local.tee $13
+  local.tee $11
   i32.store offset=24
-  local.get $13
-  call $~lib/array/Array<~lib/string/String>#get:length
-  local.set $14
-  local.get $13
+  local.get $11
   i32.const 0
   call $~lib/array/Array<~lib/string/String>#__get
   local.set $16
@@ -6756,16 +6749,23 @@
   local.get $16
   i32.const 0
   call $~lib/number/I32.parseInt
+  local.set $12
+  i32.const 1
+  local.set $13
+  i32.const 1
+  local.set $14
+  local.get $11
+  call $~lib/array/Array<~lib/string/String>#get:length
   local.set $15
-  local.get $14
+  local.get $15
   i32.const 1
   i32.gt_s
   if
-   local.get $14
+   local.get $15
    i32.const 2
    i32.ge_s
    if (result i32)
-    local.get $13
+    local.get $11
     i32.const 1
     call $~lib/array/Array<~lib/string/String>#__get
     local.set $16
@@ -6778,12 +6778,12 @@
    else
     i32.const 1
    end
-   local.set $12
-   local.get $14
+   local.set $13
+   local.get $15
    i32.const 3
    i32.eq
    if (result i32)
-    local.get $13
+    local.get $11
     i32.const 2
     call $~lib/array/Array<~lib/string/String>#__get
     local.set $16
@@ -6796,12 +6796,12 @@
    else
     i32.const 1
    end
-   local.set $11
+   local.set $14
   end
   i32.const 0
-  local.get $15
   local.get $12
-  local.get $11
+  local.get $13
+  local.get $14
   local.get $1
   local.get $2
   local.get $3
@@ -9102,7 +9102,7 @@
   if
    i32.const 32
    i32.const 80
-   i32.const 82
+   i32.const 81
    i32.const 35
    call $~lib/builtins/abort
    unreachable

From 36ab8ba342306691e777a197793850f8f6a85fcd Mon Sep 17 00:00:00 2001
From: MaxGraey <maxgraey@gmail.com>
Date: Thu, 15 Apr 2021 18:03:03 +0300
Subject: [PATCH 28/47] more parser fixes

---
 std/assembly/date.ts                  |   3 +-
 tests/compiler/std/date.optimized.wat | 202 ++++++++++----------
 tests/compiler/std/date.ts            |  12 +-
 tests/compiler/std/date.untouched.wat | 257 +++++++++++++++++++-------
 4 files changed, 302 insertions(+), 172 deletions(-)

diff --git a/std/assembly/date.ts b/std/assembly/date.ts
index db424e9c49..2da3a76625 100644
--- a/std/assembly/date.ts
+++ b/std/assembly/date.ts
@@ -26,6 +26,7 @@ export class Date {
     second: i32 = 0,
     millisecond: i32 = 0
   ): i64 {
+    if (year >= 0 && year <= 99) year += 1900;
     var ms = epochMillis(year, month + 1, day, hour, minute, second, millisecond);
     if (invalidDate(ms)) throw new RangeError(E_INVALIDDATE);
     return ms;
@@ -36,6 +37,7 @@ export class Date {
   }
 
   static fromString(dateTimeString: string): Date {
+    if (!dateTimeString.length) throw new RangeError(E_INVALIDDATE);
     var
       hour: i32 = 0,
       min: i32 = 0,
@@ -201,7 +203,6 @@ function epochMillis(
   second: i32,
   milliseconds: i32
 ): i64 {
-  if (year >= 0 && year <= 99) year += 1900;
   return (
     i64(daysSinceEpoch(year, month, day)) * MILLIS_PER_DAY +
     hour * MILLIS_PER_HOUR +
diff --git a/tests/compiler/std/date.optimized.wat b/tests/compiler/std/date.optimized.wat
index 9a1236b6ad..cf755a1c46 100644
--- a/tests/compiler/std/date.optimized.wat
+++ b/tests/compiler/std/date.optimized.wat
@@ -82,30 +82,30 @@
  (data (i32.const 3128) "\01\00\00\00\10\00\00\001\009\007\006\00-\002\00-\002")
  (data (i32.const 3164) ",")
  (data (i32.const 3176) "\01\00\00\00\14\00\00\002\003\004\005\00-\001\001\00-\000\004")
- (data (i32.const 3212) ",")
- (data (i32.const 3224) "\01\00\00\00\14\00\00\001\009\007\006\00-\000\004\00-\000\002")
- (data (i32.const 3260) ",")
- (data (i32.const 3272) "\01\00\00\00\10\00\00\007\006\00-\000\004\00-\000\002")
- (data (i32.const 3308) "<")
- (data (i32.const 3320) "\01\00\00\00&\00\00\001\009\007\006\00-\000\002\00-\000\002\00T\001\002\00:\003\004\00:\005\006")
- (data (i32.const 3372) "L")
- (data (i32.const 3384) "\01\00\00\00.\00\00\001\009\007\006\00-\000\002\00-\000\002\00T\001\002\00:\003\004\00:\005\006\00.\004\005\006")
- (data (i32.const 3452) "L")
- (data (i32.const 3464) "\01\00\00\000\00\00\001\009\007\006\00-\000\002\00-\000\002\00T\001\002\00:\003\004\00:\005\006\00.\004\005\006\00Z")
- (data (i32.const 3532) "\1c")
- (data (i32.const 3544) "\01\00\00\00\08\00\00\001\009\007\006")
- (data (i32.const 3564) ",")
- (data (i32.const 3576) "\01\00\00\00\0e\00\00\001\009\007\006\00-\000\002")
- (data (i32.const 3612) "L")
- (data (i32.const 3624) "\01\00\00\006\00\00\00-\002\007\001\008\002\001\00-\000\004\00-\002\000\00T\000\000\00:\000\000\00:\000\000\00.\000\000\000\00Z")
- (data (i32.const 3692) "L")
- (data (i32.const 3704) "\01\00\00\006\00\00\00+\002\007\005\007\006\000\00-\000\009\00-\001\003\00T\000\000\00:\000\000\00:\000\000\00.\000\000\000\00Z")
- (data (i32.const 3772) "L")
- (data (i32.const 3784) "\01\00\00\006\00\00\00+\002\007\005\007\006\000\00-\000\009\00-\001\002\00T\002\003\00:\005\009\00:\005\009\00.\009\009\009\00Z")
- (data (i32.const 3852) "L")
- (data (i32.const 3864) "\01\00\00\006\00\00\00-\002\007\001\008\002\001\00-\000\004\00-\002\000\00T\000\000\00:\000\000\00:\000\000\00.\000\000\001\00Z")
- (data (i32.const 3936) "\06\00\00\00 \00\00\00\00\00\00\00 ")
- (data (i32.const 3964) " \00\00\00\00\00\00\00\02A\00\00\00\00\00\00\02\t")
+ (data (i32.const 3212) "<")
+ (data (i32.const 3224) "\01\00\00\00&\00\00\001\009\007\006\00-\000\002\00-\000\002\00T\001\002\00:\003\004\00:\005\006")
+ (data (i32.const 3276) "L")
+ (data (i32.const 3288) "\01\00\00\00.\00\00\001\009\007\006\00-\000\002\00-\000\002\00T\001\002\00:\003\004\00:\005\006\00.\004\005\006")
+ (data (i32.const 3356) "L")
+ (data (i32.const 3368) "\01\00\00\000\00\00\001\009\007\006\00-\000\002\00-\000\002\00T\001\002\00:\003\004\00:\005\006\00.\004\005\006\00Z")
+ (data (i32.const 3436) "\1c")
+ (data (i32.const 3448) "\01\00\00\00\08\00\00\000\000\000\000")
+ (data (i32.const 3468) "\1c")
+ (data (i32.const 3480) "\01\00\00\00\08\00\00\000\000\000\001")
+ (data (i32.const 3500) "\1c")
+ (data (i32.const 3512) "\01\00\00\00\08\00\00\001\009\007\006")
+ (data (i32.const 3532) ",")
+ (data (i32.const 3544) "\01\00\00\00\0e\00\00\001\009\007\006\00-\000\002")
+ (data (i32.const 3580) "L")
+ (data (i32.const 3592) "\01\00\00\006\00\00\00-\002\007\001\008\002\001\00-\000\004\00-\002\000\00T\000\000\00:\000\000\00:\000\000\00.\000\000\000\00Z")
+ (data (i32.const 3660) "L")
+ (data (i32.const 3672) "\01\00\00\006\00\00\00+\002\007\005\007\006\000\00-\000\009\00-\001\003\00T\000\000\00:\000\000\00:\000\000\00.\000\000\000\00Z")
+ (data (i32.const 3740) "L")
+ (data (i32.const 3752) "\01\00\00\006\00\00\00+\002\007\005\007\006\000\00-\000\009\00-\001\002\00T\002\003\00:\005\009\00:\005\009\00.\009\009\009\00Z")
+ (data (i32.const 3820) "L")
+ (data (i32.const 3832) "\01\00\00\006\00\00\00-\002\007\001\008\002\001\00-\000\004\00-\002\000\00T\000\000\00:\000\000\00:\000\000\00.\000\000\001\00Z")
+ (data (i32.const 3904) "\06\00\00\00 \00\00\00\00\00\00\00 ")
+ (data (i32.const 3932) " \00\00\00\00\00\00\00\02A\00\00\00\00\00\00\02\t")
  (global $~lib/date/_day (mut i32) (i32.const 0))
  (global $~lib/date/_month (mut i32) (i32.const 0))
  (global $~lib/rt/itcms/total (mut i32) (i32.const 0))
@@ -118,7 +118,7 @@
  (global $~lib/rt/itcms/white (mut i32) (i32.const 0))
  (global $~lib/rt/itcms/fromSpace (mut i32) (i32.const 0))
  (global $~lib/rt/tlsf/ROOT (mut i32) (i32.const 0))
- (global $~lib/memory/__stack_pointer (mut i32) (i32.const 20372))
+ (global $~lib/memory/__stack_pointer (mut i32) (i32.const 20340))
  (global $~started (mut i32) (i32.const 0))
  (export "memory" (memory $0))
  (export "_start" (func $~start))
@@ -195,18 +195,6 @@
   i32.mul
   i64.extend_i32_s
   local.get $0
-  i32.const 1900
-  i32.add
-  local.get $0
-  local.get $0
-  i32.const 99
-  i32.le_s
-  i32.const 0
-  local.get $0
-  i32.const 0
-  i32.ge_s
-  select
-  select
   local.get $1
   local.get $2
   call $~lib/date/daysSinceEpoch
@@ -453,7 +441,7 @@
    if
     i32.const 0
     local.get $0
-    i32.const 20372
+    i32.const 20340
     i32.lt_u
     local.get $0
     i32.load offset=8
@@ -499,7 +487,7 @@
    i32.const 1
   else
    local.get $1
-   i32.const 3936
+   i32.const 3904
    i32.load
    i32.gt_u
    if
@@ -513,7 +501,7 @@
    local.get $1
    i32.const 3
    i32.shl
-   i32.const 3940
+   i32.const 3908
    i32.add
    i32.load
    i32.const 32
@@ -1087,10 +1075,10 @@
   if
    unreachable
   end
-  i32.const 20384
+  i32.const 20352
   i32.const 0
   i32.store
-  i32.const 21952
+  i32.const 21920
   i32.const 0
   i32.store
   loop $for-loop|0
@@ -1101,7 +1089,7 @@
     local.get $1
     i32.const 2
     i32.shl
-    i32.const 20384
+    i32.const 20352
     i32.add
     i32.const 0
     i32.store offset=4
@@ -1119,7 +1107,7 @@
       i32.add
       i32.const 2
       i32.shl
-      i32.const 20384
+      i32.const 20352
       i32.add
       i32.const 0
       i32.store offset=96
@@ -1137,13 +1125,13 @@
     br $for-loop|0
    end
   end
-  i32.const 20384
-  i32.const 21956
+  i32.const 20352
+  i32.const 21924
   memory.size
   i32.const 16
   i32.shl
   call $~lib/rt/tlsf/addMemory
-  i32.const 20384
+  i32.const 20352
   global.set $~lib/rt/tlsf/ROOT
  )
  (func $~lib/rt/itcms/step (result i32)
@@ -1222,7 +1210,7 @@
       local.set $0
       loop $while-continue|0
        local.get $0
-       i32.const 20372
+       i32.const 20340
        i32.lt_u
        if
         local.get $0
@@ -1312,7 +1300,7 @@
       unreachable
      end
      local.get $0
-     i32.const 20372
+     i32.const 20340
      i32.lt_u
      if
       local.get $0
@@ -1335,7 +1323,7 @@
       i32.const 4
       i32.add
       local.tee $1
-      i32.const 20372
+      i32.const 20340
       i32.ge_u
       if
        global.get $~lib/rt/tlsf/ROOT
@@ -2006,7 +1994,7 @@
   if
    i32.const 1056
    i32.const 1104
-   i32.const 93
+   i32.const 95
    i32.const 28
    call $~lib/builtins/abort
    unreachable
@@ -3407,11 +3395,11 @@
  )
  (func $~stack_check
   global.get $~lib/memory/__stack_pointer
-  i32.const 3988
+  i32.const 3956
   i32.lt_s
   if
-   i32.const 20400
-   i32.const 20448
+   i32.const 20368
+   i32.const 20416
    i32.const 1
    i32.const 1
    call $~lib/builtins/abort
@@ -4051,6 +4039,21 @@
   i32.const 0
   i32.store offset=24
   local.get $0
+  i32.const 20
+  i32.sub
+  i32.load offset=16
+  i32.const 1
+  i32.shr_u
+  i32.eqz
+  if
+   i32.const 1056
+   i32.const 1104
+   i32.const 40
+   i32.const 33
+   call $~lib/builtins/abort
+   unreachable
+  end
+  local.get $0
   local.set $1
   global.get $~lib/memory/__stack_pointer
   i32.const 2016
@@ -4294,7 +4297,7 @@
     call $~lib/builtins/abort
     unreachable
    end
-   i32.const 70
+   i32.const 1970
    i32.const 1
    i32.const 1
    i32.const 0
@@ -4316,7 +4319,7 @@
     call $~lib/builtins/abort
     unreachable
    end
-   i32.const 90
+   i32.const 1990
    i32.const 1
    i32.const 1
    i32.const 0
@@ -4407,7 +4410,7 @@
    memory.size
    i32.const 16
    i32.shl
-   i32.const 20372
+   i32.const 20340
    i32.sub
    i32.const 1
    i32.shr_u
@@ -5666,86 +5669,95 @@
    end
    global.get $~lib/memory/__stack_pointer
    i32.const 3232
-   i32.store offset=8
+   i32.store offset=4
+   global.get $~lib/memory/__stack_pointer
    i32.const 3232
    call $~lib/date/Date.fromString
-   local.set $0
-   global.get $~lib/memory/__stack_pointer
-   local.get $0
-   i32.store offset=4
+   local.tee $0
+   i32.store
    local.get $0
    i64.load offset=16
+   i64.const 192112496000
+   i64.ne
+   if
+    i32.const 0
+    i32.const 1152
+    i32.const 234
+    i32.const 3
+    call $~lib/builtins/abort
+    unreachable
+   end
    global.get $~lib/memory/__stack_pointer
-   i32.const 3280
-   i32.store offset=8
-   i32.const 3280
-   call $~lib/date/Date.fromString
-   local.set $0
-   global.get $~lib/memory/__stack_pointer
-   local.get $0
+   i32.const 3296
    i32.store offset=4
+   global.get $~lib/memory/__stack_pointer
+   i32.const 3296
+   call $~lib/date/Date.fromString
+   local.tee $0
+   i32.store
    local.get $0
    i64.load offset=16
+   i64.const 192112496456
    i64.ne
    if
     i32.const 0
     i32.const 1152
-    i32.const 233
+    i32.const 238
     i32.const 3
     call $~lib/builtins/abort
     unreachable
    end
    global.get $~lib/memory/__stack_pointer
-   i32.const 3328
+   i32.const 3376
    i32.store offset=4
    global.get $~lib/memory/__stack_pointer
-   i32.const 3328
+   i32.const 3376
    call $~lib/date/Date.fromString
    local.tee $0
    i32.store
    local.get $0
    i64.load offset=16
-   i64.const 192112496000
+   i64.const 192112496456
    i64.ne
    if
     i32.const 0
     i32.const 1152
-    i32.const 240
+    i32.const 242
     i32.const 3
     call $~lib/builtins/abort
     unreachable
    end
    global.get $~lib/memory/__stack_pointer
-   i32.const 3392
+   i32.const 3456
    i32.store offset=4
    global.get $~lib/memory/__stack_pointer
-   i32.const 3392
+   i32.const 3456
    call $~lib/date/Date.fromString
    local.tee $0
    i32.store
    local.get $0
    i64.load offset=16
-   i64.const 192112496456
+   i64.const -62167219200000
    i64.ne
    if
     i32.const 0
     i32.const 1152
-    i32.const 244
+    i32.const 245
     i32.const 3
     call $~lib/builtins/abort
     unreachable
    end
    global.get $~lib/memory/__stack_pointer
-   i32.const 3472
+   i32.const 3488
    i32.store offset=4
    global.get $~lib/memory/__stack_pointer
-   i32.const 3472
+   i32.const 3488
    call $~lib/date/Date.fromString
    local.tee $0
    i32.store
    local.get $0
    i64.load offset=16
-   i64.const 192112496456
+   i64.const -62135596800000
    i64.ne
    if
     i32.const 0
@@ -5756,10 +5768,10 @@
     unreachable
    end
    global.get $~lib/memory/__stack_pointer
-   i32.const 3552
+   i32.const 3520
    i32.store offset=4
    global.get $~lib/memory/__stack_pointer
-   i32.const 3552
+   i32.const 3520
    call $~lib/date/Date.fromString
    local.tee $0
    i32.store
@@ -5776,10 +5788,10 @@
     unreachable
    end
    global.get $~lib/memory/__stack_pointer
-   i32.const 3584
+   i32.const 3552
    i32.store offset=4
    global.get $~lib/memory/__stack_pointer
-   i32.const 3584
+   i32.const 3552
    call $~lib/date/Date.fromString
    local.tee $0
    i32.store
@@ -5928,10 +5940,10 @@
    local.get $0
    i32.store offset=4
    global.get $~lib/memory/__stack_pointer
-   i32.const 3632
+   i32.const 3600
    i32.store offset=8
    local.get $0
-   i32.const 3632
+   i32.const 3600
    call $~lib/string/String.__eq
    i32.eqz
    if
@@ -5949,10 +5961,10 @@
    local.get $0
    i32.store offset=4
    global.get $~lib/memory/__stack_pointer
-   i32.const 3712
+   i32.const 3680
    i32.store offset=8
    local.get $0
-   i32.const 3712
+   i32.const 3680
    call $~lib/string/String.__eq
    i32.eqz
    if
@@ -6058,10 +6070,10 @@
    local.get $2
    i32.store offset=4
    global.get $~lib/memory/__stack_pointer
-   i32.const 3792
+   i32.const 3760
    i32.store offset=8
    local.get $2
-   i32.const 3792
+   i32.const 3760
    call $~lib/string/String.__eq
    i32.eqz
    if
@@ -6079,10 +6091,10 @@
    local.get $0
    i32.store offset=4
    global.get $~lib/memory/__stack_pointer
-   i32.const 3872
+   i32.const 3840
    i32.store offset=8
    local.get $0
-   i32.const 3872
+   i32.const 3840
    call $~lib/string/String.__eq
    i32.eqz
    if
@@ -6101,7 +6113,7 @@
   end
   i32.const 1056
   i32.const 1104
-  i32.const 30
+  i32.const 31
   i32.const 26
   call $~lib/builtins/abort
   unreachable
@@ -6139,7 +6151,7 @@
   if
    i32.const 1056
    i32.const 1104
-   i32.const 81
+   i32.const 83
    i32.const 35
    call $~lib/builtins/abort
    unreachable
diff --git a/tests/compiler/std/date.ts b/tests/compiler/std/date.ts
index 7116876785..80700c4a04 100644
--- a/tests/compiler/std/date.ts
+++ b/tests/compiler/std/date.ts
@@ -229,12 +229,6 @@
   date = Date.fromString("2345-11-04");
   assert(date.getTime() == 11860387200000);
 
-  // supports two digit years
-  assert(
-    Date.fromString("1976-04-02").getTime() ==
-      Date.fromString("76-04-02").getTime()
-  );
-
   // supports year / month / day / hour / minute / second
   date = Date.fromString("1976-02-02T12:34:56");
   assert(date.getTime() == 192112496000);
@@ -247,6 +241,12 @@
   date = Date.fromString("1976-02-02T12:34:56.456Z");
   assert(date.getTime() == 192112496456);
 
+  date = Date.fromString("0000");
+  assert(date.getTime() == -62167219200000);
+
+  date = Date.fromString("0001");
+  assert(date.getTime() == -62135596800000);
+
   date = Date.fromString("1976");
   assert(date.getTime() == 189302400000);
 
diff --git a/tests/compiler/std/date.untouched.wat b/tests/compiler/std/date.untouched.wat
index 579e441853..e7a5a4363b 100644
--- a/tests/compiler/std/date.untouched.wat
+++ b/tests/compiler/std/date.untouched.wat
@@ -60,18 +60,18 @@
  (data (i32.const 3420) "|\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00^\00\00\00E\00l\00e\00m\00e\00n\00t\00 \00t\00y\00p\00e\00 \00m\00u\00s\00t\00 \00b\00e\00 \00n\00u\00l\00l\00a\00b\00l\00e\00 \00i\00f\00 \00a\00r\00r\00a\00y\00 \00i\00s\00 \00h\00o\00l\00e\00y\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00")
  (data (i32.const 3548) ",\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\10\00\00\001\009\007\006\00-\002\00-\002\00\00\00\00\00\00\00\00\00\00\00\00\00")
  (data (i32.const 3596) ",\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\14\00\00\002\003\004\005\00-\001\001\00-\000\004\00\00\00\00\00\00\00\00\00")
- (data (i32.const 3644) ",\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\14\00\00\001\009\007\006\00-\000\004\00-\000\002\00\00\00\00\00\00\00\00\00")
- (data (i32.const 3692) ",\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\10\00\00\007\006\00-\000\004\00-\000\002\00\00\00\00\00\00\00\00\00\00\00\00\00")
- (data (i32.const 3740) "<\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00&\00\00\001\009\007\006\00-\000\002\00-\000\002\00T\001\002\00:\003\004\00:\005\006\00\00\00\00\00\00\00")
- (data (i32.const 3804) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00.\00\00\001\009\007\006\00-\000\002\00-\000\002\00T\001\002\00:\003\004\00:\005\006\00.\004\005\006\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00")
- (data (i32.const 3884) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\000\00\00\001\009\007\006\00-\000\002\00-\000\002\00T\001\002\00:\003\004\00:\005\006\00.\004\005\006\00Z\00\00\00\00\00\00\00\00\00\00\00\00\00")
- (data (i32.const 3964) "\1c\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\08\00\00\001\009\007\006\00\00\00\00\00")
- (data (i32.const 3996) ",\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\0e\00\00\001\009\007\006\00-\000\002\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00")
- (data (i32.const 4044) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\006\00\00\00-\002\007\001\008\002\001\00-\000\004\00-\002\000\00T\000\000\00:\000\000\00:\000\000\00.\000\000\000\00Z\00\00\00\00\00\00\00")
- (data (i32.const 4124) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\006\00\00\00+\002\007\005\007\006\000\00-\000\009\00-\001\003\00T\000\000\00:\000\000\00:\000\000\00.\000\000\000\00Z\00\00\00\00\00\00\00")
- (data (i32.const 4204) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\006\00\00\00+\002\007\005\007\006\000\00-\000\009\00-\001\002\00T\002\003\00:\005\009\00:\005\009\00.\009\009\009\00Z\00\00\00\00\00\00\00")
- (data (i32.const 4284) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\006\00\00\00-\002\007\001\008\002\001\00-\000\004\00-\002\000\00T\000\000\00:\000\000\00:\000\000\00.\000\000\001\00Z\00\00\00\00\00\00\00")
- (data (i32.const 4368) "\06\00\00\00 \00\00\00\00\00\00\00 \00\00\00\00\00\00\00\00\00\00\00\00\00\00\00 \00\00\00\00\00\00\00\02A\00\00\00\00\00\00\02\t\00\00\00\00\00\00")
+ (data (i32.const 3644) "<\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00&\00\00\001\009\007\006\00-\000\002\00-\000\002\00T\001\002\00:\003\004\00:\005\006\00\00\00\00\00\00\00")
+ (data (i32.const 3708) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00.\00\00\001\009\007\006\00-\000\002\00-\000\002\00T\001\002\00:\003\004\00:\005\006\00.\004\005\006\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00")
+ (data (i32.const 3788) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\000\00\00\001\009\007\006\00-\000\002\00-\000\002\00T\001\002\00:\003\004\00:\005\006\00.\004\005\006\00Z\00\00\00\00\00\00\00\00\00\00\00\00\00")
+ (data (i32.const 3868) "\1c\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\08\00\00\000\000\000\000\00\00\00\00\00")
+ (data (i32.const 3900) "\1c\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\08\00\00\000\000\000\001\00\00\00\00\00")
+ (data (i32.const 3932) "\1c\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\08\00\00\001\009\007\006\00\00\00\00\00")
+ (data (i32.const 3964) ",\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\0e\00\00\001\009\007\006\00-\000\002\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00")
+ (data (i32.const 4012) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\006\00\00\00-\002\007\001\008\002\001\00-\000\004\00-\002\000\00T\000\000\00:\000\000\00:\000\000\00.\000\000\000\00Z\00\00\00\00\00\00\00")
+ (data (i32.const 4092) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\006\00\00\00+\002\007\005\007\006\000\00-\000\009\00-\001\003\00T\000\000\00:\000\000\00:\000\000\00.\000\000\000\00Z\00\00\00\00\00\00\00")
+ (data (i32.const 4172) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\006\00\00\00+\002\007\005\007\006\000\00-\000\009\00-\001\002\00T\002\003\00:\005\009\00:\005\009\00.\009\009\009\00Z\00\00\00\00\00\00\00")
+ (data (i32.const 4252) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\006\00\00\00-\002\007\001\008\002\001\00-\000\004\00-\002\000\00T\000\000\00:\000\000\00:\000\000\00.\000\000\001\00Z\00\00\00\00\00\00\00")
+ (data (i32.const 4336) "\06\00\00\00 \00\00\00\00\00\00\00 \00\00\00\00\00\00\00\00\00\00\00\00\00\00\00 \00\00\00\00\00\00\00\02A\00\00\00\00\00\00\02\t\00\00\00\00\00\00")
  (table $0 1 funcref)
  (global $~lib/date/_day (mut i32) (i32.const 0))
  (global $~lib/date/_month (mut i32) (i32.const 0))
@@ -88,10 +88,10 @@
  (global $~lib/ASC_LOW_MEMORY_LIMIT i32 (i32.const 0))
  (global $~lib/ASC_SHRINK_LEVEL i32 (i32.const 0))
  (global $~lib/builtins/i32.MAX_VALUE i32 (i32.const 2147483647))
- (global $~lib/rt/__rtti_base i32 (i32.const 4368))
- (global $~lib/memory/__data_end i32 (i32.const 4420))
- (global $~lib/memory/__stack_pointer (mut i32) (i32.const 20804))
- (global $~lib/memory/__heap_base i32 (i32.const 20804))
+ (global $~lib/rt/__rtti_base i32 (i32.const 4336))
+ (global $~lib/memory/__data_end i32 (i32.const 4388))
+ (global $~lib/memory/__stack_pointer (mut i32) (i32.const 20772))
+ (global $~lib/memory/__heap_base i32 (i32.const 20772))
  (global $~started (mut i32) (i32.const 0))
  (export "memory" (memory $0))
  (export "_start" (func $~start))
@@ -177,22 +177,6 @@
   i32.sub
  )
  (func $~lib/date/epochMillis (param $0 i32) (param $1 i32) (param $2 i32) (param $3 i32) (param $4 i32) (param $5 i32) (param $6 i32) (result i64)
-  local.get $0
-  i32.const 0
-  i32.ge_s
-  if (result i32)
-   local.get $0
-   i32.const 99
-   i32.le_s
-  else
-   i32.const 0
-  end
-  if
-   local.get $0
-   i32.const 1900
-   i32.add
-   local.set $0
-  end
   local.get $0
   local.get $1
   local.get $2
@@ -2680,7 +2664,7 @@
   if
    i32.const 32
    i32.const 80
-   i32.const 93
+   i32.const 95
    i32.const 28
    call $~lib/builtins/abort
    unreachable
@@ -5813,8 +5797,8 @@
   global.get $~lib/memory/__data_end
   i32.lt_s
   if
-   i32.const 20832
-   i32.const 20880
+   i32.const 20800
+   i32.const 20848
    i32.const 1
    i32.const 1
    call $~lib/builtins/abort
@@ -6600,6 +6584,17 @@
   global.get $~lib/memory/__stack_pointer
   i32.const 0
   i32.store offset=24
+  local.get $0
+  call $~lib/string/String#get:length
+  i32.eqz
+  if
+   i32.const 32
+   i32.const 80
+   i32.const 40
+   i32.const 33
+   call $~lib/builtins/abort
+   unreachable
+  end
   i32.const 0
   local.set $1
   i32.const 0
@@ -6854,6 +6849,22 @@
   i32.const 0
   local.set $6
   local.get $2
+  i32.const 0
+  i32.ge_s
+  if (result i32)
+   local.get $2
+   i32.const 99
+   i32.le_s
+  else
+   i32.const 0
+  end
+  if
+   local.get $2
+   i32.const 1900
+   i32.add
+   local.set $2
+  end
+  local.get $2
   local.get $1
   i32.const 1
   i32.add
@@ -6869,7 +6880,7 @@
   if
    i32.const 32
    i32.const 80
-   i32.const 30
+   i32.const 31
    i32.const 26
    call $~lib/builtins/abort
    unreachable
@@ -6901,6 +6912,22 @@
   i32.const 0
   local.set $0
   local.get $6
+  i32.const 0
+  i32.ge_s
+  if (result i32)
+   local.get $6
+   i32.const 99
+   i32.le_s
+  else
+   i32.const 0
+  end
+  if
+   local.get $6
+   i32.const 1900
+   i32.add
+   local.set $6
+  end
+  local.get $6
   local.get $5
   i32.const 1
   i32.add
@@ -6916,7 +6943,7 @@
   if
    i32.const 32
    i32.const 80
-   i32.const 30
+   i32.const 31
    i32.const 26
    call $~lib/builtins/abort
    unreachable
@@ -6948,6 +6975,22 @@
   i32.const 0
   local.set $1
   local.get $0
+  i32.const 0
+  i32.ge_s
+  if (result i32)
+   local.get $0
+   i32.const 99
+   i32.le_s
+  else
+   i32.const 0
+  end
+  if
+   local.get $0
+   i32.const 1900
+   i32.add
+   local.set $0
+  end
+  local.get $0
   local.get $6
   i32.const 1
   i32.add
@@ -6963,7 +7006,7 @@
   if
    i32.const 32
    i32.const 80
-   i32.const 30
+   i32.const 31
    i32.const 26
    call $~lib/builtins/abort
    unreachable
@@ -6995,6 +7038,22 @@
   i32.const 0
   local.set $6
   local.get $0
+  i32.const 0
+  i32.ge_s
+  if (result i32)
+   local.get $0
+   i32.const 99
+   i32.le_s
+  else
+   i32.const 0
+  end
+  if
+   local.get $0
+   i32.const 1900
+   i32.add
+   local.set $0
+  end
+  local.get $0
   local.get $1
   i32.const 1
   i32.add
@@ -7010,7 +7069,7 @@
   if
    i32.const 32
    i32.const 80
-   i32.const 30
+   i32.const 31
    i32.const 26
    call $~lib/builtins/abort
    unreachable
@@ -7042,6 +7101,22 @@
   i32.const 0
   local.set $1
   local.get $0
+  i32.const 0
+  i32.ge_s
+  if (result i32)
+   local.get $0
+   i32.const 99
+   i32.le_s
+  else
+   i32.const 0
+  end
+  if
+   local.get $0
+   i32.const 1900
+   i32.add
+   local.set $0
+  end
+  local.get $0
   local.get $6
   i32.const 1
   i32.add
@@ -7057,7 +7132,7 @@
   if
    i32.const 32
    i32.const 80
-   i32.const 30
+   i32.const 31
    i32.const 26
    call $~lib/builtins/abort
    unreachable
@@ -7089,6 +7164,22 @@
   i32.const 1
   local.set $0
   local.get $1
+  i32.const 0
+  i32.ge_s
+  if (result i32)
+   local.get $1
+   i32.const 99
+   i32.le_s
+  else
+   i32.const 0
+  end
+  if
+   local.get $1
+   i32.const 1900
+   i32.add
+   local.set $1
+  end
+  local.get $1
   local.get $2
   i32.const 1
   i32.add
@@ -7104,7 +7195,7 @@
   if
    i32.const 32
    i32.const 80
-   i32.const 30
+   i32.const 31
    i32.const 26
    call $~lib/builtins/abort
    unreachable
@@ -7136,6 +7227,22 @@
   i32.const 0
   local.set $0
   local.get $1
+  i32.const 0
+  i32.ge_s
+  if (result i32)
+   local.get $1
+   i32.const 99
+   i32.le_s
+  else
+   i32.const 0
+  end
+  if
+   local.get $1
+   i32.const 1900
+   i32.add
+   local.set $1
+  end
+  local.get $1
   local.get $2
   i32.const 1
   i32.add
@@ -7151,7 +7258,7 @@
   if
    i32.const 32
    i32.const 80
-   i32.const 30
+   i32.const 31
    i32.const 26
    call $~lib/builtins/abort
    unreachable
@@ -8569,44 +8676,54 @@
    call $~lib/builtins/abort
    unreachable
   end
-  i32.const 3664
-  local.set $8
   global.get $~lib/memory/__stack_pointer
-  local.get $8
-  i32.store offset=8
-  local.get $8
-  call $~lib/date/Date.fromString
+  i32.const 3664
   local.set $8
   global.get $~lib/memory/__stack_pointer
   local.get $8
   i32.store offset=4
   local.get $8
+  call $~lib/date/Date.fromString
+  local.tee $1
+  i32.store
+  local.get $1
   call $~lib/date/Date#getTime
-  i32.const 3712
-  local.set $8
+  i64.const 192112496000
+  i64.eq
+  i32.eqz
+  if
+   i32.const 0
+   i32.const 128
+   i32.const 234
+   i32.const 3
+   call $~lib/builtins/abort
+   unreachable
+  end
   global.get $~lib/memory/__stack_pointer
-  local.get $8
-  i32.store offset=8
-  local.get $8
-  call $~lib/date/Date.fromString
+  i32.const 3728
   local.set $8
   global.get $~lib/memory/__stack_pointer
   local.get $8
   i32.store offset=4
   local.get $8
+  call $~lib/date/Date.fromString
+  local.tee $1
+  i32.store
+  local.get $1
   call $~lib/date/Date#getTime
+  i64.const 192112496456
   i64.eq
   i32.eqz
   if
    i32.const 0
    i32.const 128
-   i32.const 233
+   i32.const 238
    i32.const 3
    call $~lib/builtins/abort
    unreachable
   end
   global.get $~lib/memory/__stack_pointer
-  i32.const 3760
+  i32.const 3808
   local.set $8
   global.get $~lib/memory/__stack_pointer
   local.get $8
@@ -8617,19 +8734,19 @@
   i32.store
   local.get $1
   call $~lib/date/Date#getTime
-  i64.const 192112496000
+  i64.const 192112496456
   i64.eq
   i32.eqz
   if
    i32.const 0
    i32.const 128
-   i32.const 240
+   i32.const 242
    i32.const 3
    call $~lib/builtins/abort
    unreachable
   end
   global.get $~lib/memory/__stack_pointer
-  i32.const 3824
+  i32.const 3888
   local.set $8
   global.get $~lib/memory/__stack_pointer
   local.get $8
@@ -8640,19 +8757,19 @@
   i32.store
   local.get $1
   call $~lib/date/Date#getTime
-  i64.const 192112496456
+  i64.const -62167219200000
   i64.eq
   i32.eqz
   if
    i32.const 0
    i32.const 128
-   i32.const 244
+   i32.const 245
    i32.const 3
    call $~lib/builtins/abort
    unreachable
   end
   global.get $~lib/memory/__stack_pointer
-  i32.const 3904
+  i32.const 3920
   local.set $8
   global.get $~lib/memory/__stack_pointer
   local.get $8
@@ -8663,7 +8780,7 @@
   i32.store
   local.get $1
   call $~lib/date/Date#getTime
-  i64.const 192112496456
+  i64.const -62135596800000
   i64.eq
   i32.eqz
   if
@@ -8675,7 +8792,7 @@
    unreachable
   end
   global.get $~lib/memory/__stack_pointer
-  i32.const 3984
+  i32.const 3952
   local.set $8
   global.get $~lib/memory/__stack_pointer
   local.get $8
@@ -8698,7 +8815,7 @@
    unreachable
   end
   global.get $~lib/memory/__stack_pointer
-  i32.const 4016
+  i32.const 3984
   local.set $8
   global.get $~lib/memory/__stack_pointer
   local.get $8
@@ -8866,7 +8983,7 @@
   local.get $8
   i32.store offset=4
   local.get $8
-  i32.const 4064
+  i32.const 4032
   local.set $8
   global.get $~lib/memory/__stack_pointer
   local.get $8
@@ -8889,7 +9006,7 @@
   local.get $8
   i32.store offset=4
   local.get $8
-  i32.const 4144
+  i32.const 4112
   local.set $8
   global.get $~lib/memory/__stack_pointer
   local.get $8
@@ -9019,7 +9136,7 @@
   local.get $8
   i32.store offset=4
   local.get $8
-  i32.const 4224
+  i32.const 4192
   local.set $8
   global.get $~lib/memory/__stack_pointer
   local.get $8
@@ -9042,7 +9159,7 @@
   local.get $8
   i32.store offset=4
   local.get $8
-  i32.const 4304
+  i32.const 4272
   local.set $8
   global.get $~lib/memory/__stack_pointer
   local.get $8
@@ -9102,7 +9219,7 @@
   if
    i32.const 32
    i32.const 80
-   i32.const 81
+   i32.const 83
    i32.const 35
    call $~lib/builtins/abort
    unreachable

From 07b1b5897551b43fe735e5b47bf0f309eebff84c Mon Sep 17 00:00:00 2001
From: MaxGraey <maxgraey@gmail.com>
Date: Thu, 15 Apr 2021 18:53:49 +0300
Subject: [PATCH 29/47] wip

---
 std/assembly/date.ts                  |  23 ++-
 tests/compiler/std/date.optimized.wat | 179 +++++++++++------
 tests/compiler/std/date.ts            |  10 +
 tests/compiler/std/date.untouched.wat | 275 +++++++++++++++-----------
 4 files changed, 305 insertions(+), 182 deletions(-)

diff --git a/std/assembly/date.ts b/std/assembly/date.ts
index 2da3a76625..bc29f4bb58 100644
--- a/std/assembly/date.ts
+++ b/std/assembly/date.ts
@@ -53,17 +53,23 @@ export class Date {
       timeString = dateTimeString.substring(posT + 1);
       // parse the HH-MM-SS component
       let timeParts = timeString.split(":");
+      let len = timeParts.length;
+      if (len <= 1) throw new RangeError(E_INVALIDDATE);
+
       hour = I32.parseInt(timeParts[0]);
       min  = I32.parseInt(timeParts[1]);
-      let secAndMs = timeParts[2];
-      let posDot = secAndMs.indexOf(".");
-      if (~posDot) {
-        // includes milliseconds
-        sec = I32.parseInt(secAndMs.substring(0, posDot));
-        ms  = I32.parseInt(secAndMs.substring(posDot + 1));
-      } else {
-        sec = I32.parseInt(secAndMs);
+      if (len >= 3) {
+        let secAndMs = timeParts[2];
+        let posDot = secAndMs.indexOf(".");
+        if (~posDot) {
+          // includes milliseconds
+          sec = I32.parseInt(secAndMs.substring(0, posDot));
+          ms  = I32.parseInt(secAndMs.substring(posDot + 1));
+        } else {
+          sec = I32.parseInt(secAndMs);
+        }
       }
+      trace("", 4, hour, min, sec, ms);
     }
     // parse the YYYY-MM-DD component
     var parts = dateString.split("-");
@@ -74,6 +80,7 @@ export class Date {
       month = len >= 2 ? I32.parseInt(parts[1]) : 1;
       day   = len == 3 ? I32.parseInt(parts[2]) : 1;
     }
+    trace("", 3, year, month, day);
     return new Date(epochMillis(year, month, day, hour, min, sec, ms));
   }
 
diff --git a/tests/compiler/std/date.optimized.wat b/tests/compiler/std/date.optimized.wat
index cf755a1c46..cf49dec71a 100644
--- a/tests/compiler/std/date.optimized.wat
+++ b/tests/compiler/std/date.optimized.wat
@@ -8,11 +8,13 @@
  (type $i32_i32_i32_=>_i32 (func (param i32 i32 i32) (result i32)))
  (type $i64_=>_i32 (func (param i64) (result i32)))
  (type $i32_i32_i32_i32_=>_none (func (param i32 i32 i32 i32)))
+ (type $i32_i32_f64_f64_f64_f64_f64_=>_none (func (param i32 i32 f64 f64 f64 f64 f64)))
  (type $i32_i64_=>_none (func (param i32 i64)))
  (type $none_=>_i32 (func (result i32)))
  (type $i32_i32_i32_i32_=>_i32 (func (param i32 i32 i32 i32) (result i32)))
  (type $i32_i32_i32_i32_i32_i32_i32_=>_i64 (func (param i32 i32 i32 i32 i32 i32 i32) (result i64)))
  (import "env" "abort" (func $~lib/builtins/abort (param i32 i32 i32 i32)))
+ (import "env" "trace" (func $~lib/builtins/trace (param i32 i32 f64 f64 f64 f64 f64)))
  (memory $0 1)
  (data (i32.const 1036) ",")
  (data (i32.const 1048) "\01\00\00\00\18\00\00\00I\00n\00v\00a\00l\00i\00d\00 \00D\00a\00t\00e")
@@ -1994,7 +1996,7 @@
   if
    i32.const 1056
    i32.const 1104
-   i32.const 95
+   i32.const 102
    i32.const 28
    call $~lib/builtins/abort
    unreachable
@@ -4092,6 +4094,20 @@
    local.tee $0
    i32.store offset=12
    local.get $0
+   i32.load offset=12
+   local.tee $2
+   local.get $2
+   i32.const 1
+   i32.le_s
+   if
+    i32.const 1056
+    i32.const 1104
+    i32.const 57
+    i32.const 21
+    call $~lib/builtins/abort
+    unreachable
+   end
+   local.get $0
    i32.const 0
    call $~lib/array/Array<~lib/string/String>#__get
    local.set $2
@@ -4111,52 +4127,71 @@
    local.get $2
    call $~lib/util/string/strtol<i32>
    local.set $6
-   global.get $~lib/memory/__stack_pointer
-   local.get $0
-   i32.const 2
-   call $~lib/array/Array<~lib/string/String>#__get
-   local.tee $0
-   i32.store offset=20
-   global.get $~lib/memory/__stack_pointer
-   i32.const 2080
-   i32.store
-   local.get $0
-   i32.const 2080
-   i32.const 0
-   call $~lib/string/String#indexOf
-   local.tee $2
-   i32.const -1
-   i32.xor
+   i32.const 3
+   i32.ge_s
    if
-    local.get $0
-    i32.const 0
-    local.get $2
-    call $~lib/string/String#substring
-    local.set $3
     global.get $~lib/memory/__stack_pointer
-    local.get $3
-    i32.store offset=16
-    local.get $3
-    call $~lib/util/string/strtol<i32>
-    local.set $3
     local.get $0
-    local.get $2
-    i32.const 1
-    i32.add
-    i32.const 2147483647
-    call $~lib/string/String#substring
-    local.set $0
+    i32.const 2
+    call $~lib/array/Array<~lib/string/String>#__get
+    local.tee $0
+    i32.store offset=20
     global.get $~lib/memory/__stack_pointer
+    i32.const 2080
+    i32.store
     local.get $0
-    i32.store offset=16
-    local.get $0
-    call $~lib/util/string/strtol<i32>
-    local.set $7
-   else
-    local.get $0
-    call $~lib/util/string/strtol<i32>
-    local.set $3
+    i32.const 2080
+    i32.const 0
+    call $~lib/string/String#indexOf
+    local.tee $2
+    i32.const -1
+    i32.xor
+    if
+     local.get $0
+     i32.const 0
+     local.get $2
+     call $~lib/string/String#substring
+     local.set $3
+     global.get $~lib/memory/__stack_pointer
+     local.get $3
+     i32.store offset=16
+     local.get $3
+     call $~lib/util/string/strtol<i32>
+     local.set $3
+     local.get $0
+     local.get $2
+     i32.const 1
+     i32.add
+     i32.const 2147483647
+     call $~lib/string/String#substring
+     local.set $0
+     global.get $~lib/memory/__stack_pointer
+     local.get $0
+     i32.store offset=16
+     local.get $0
+     call $~lib/util/string/strtol<i32>
+     local.set $7
+    else
+     local.get $0
+     call $~lib/util/string/strtol<i32>
+     local.set $3
+    end
    end
+   global.get $~lib/memory/__stack_pointer
+   i32.const 1984
+   i32.store offset=16
+   i32.const 1984
+   i32.const 4
+   local.get $5
+   f64.convert_i32_s
+   local.get $6
+   f64.convert_i32_s
+   local.get $3
+   f64.convert_i32_s
+   local.get $7
+   f64.convert_i32_s
+   f64.const 0
+   call $~lib/builtins/trace
   end
   global.get $~lib/memory/__stack_pointer
   i32.const 1600
@@ -4176,15 +4211,16 @@
   i32.store offset=16
   local.get $0
   call $~lib/util/string/strtol<i32>
+  local.set $4
   i32.const 1
   local.set $1
   local.get $2
   i32.load offset=12
-  local.tee $4
+  local.tee $8
   i32.const 1
   i32.gt_s
   if (result i32)
-   local.get $4
+   local.get $8
    i32.const 2
    i32.ge_s
    if (result i32)
@@ -4201,7 +4237,7 @@
     i32.const 1
    end
    local.set $1
-   local.get $4
+   local.get $8
    i32.const 3
    i32.eq
    if (result i32)
@@ -4221,6 +4257,21 @@
    i32.const 1
   end
   local.set $0
+  global.get $~lib/memory/__stack_pointer
+  i32.const 1984
+  i32.store offset=16
+  i32.const 1984
+  i32.const 3
+  local.get $4
+  f64.convert_i32_s
+  local.get $1
+  f64.convert_i32_s
+  local.get $0
+  f64.convert_i32_s
+  f64.const 0
+  f64.const 0
+  call $~lib/builtins/trace
+  local.get $4
   local.get $1
   local.get $0
   local.get $5
@@ -5844,7 +5895,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 265
+    i32.const 275
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5856,7 +5907,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 266
+    i32.const 276
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5868,7 +5919,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 268
+    i32.const 278
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5880,7 +5931,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 269
+    i32.const 279
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5892,7 +5943,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 271
+    i32.const 281
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5904,7 +5955,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 272
+    i32.const 282
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5916,7 +5967,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 274
+    i32.const 284
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5928,7 +5979,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 275
+    i32.const 285
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5949,7 +6000,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 277
+    i32.const 287
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5970,7 +6021,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 278
+    i32.const 288
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5992,7 +6043,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 283
+    i32.const 293
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -6004,7 +6055,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 284
+    i32.const 294
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -6016,7 +6067,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 285
+    i32.const 295
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -6026,7 +6077,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 286
+    i32.const 296
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -6036,7 +6087,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 287
+    i32.const 297
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -6046,7 +6097,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 288
+    i32.const 298
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -6058,7 +6109,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 289
+    i32.const 299
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -6079,7 +6130,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 291
+    i32.const 301
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -6100,7 +6151,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 292
+    i32.const 302
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -6151,7 +6202,7 @@
   if
    i32.const 1056
    i32.const 1104
-   i32.const 83
+   i32.const 90
    i32.const 35
    call $~lib/builtins/abort
    unreachable
diff --git a/tests/compiler/std/date.ts b/tests/compiler/std/date.ts
index 80700c4a04..2b4d50a88d 100644
--- a/tests/compiler/std/date.ts
+++ b/tests/compiler/std/date.ts
@@ -255,6 +255,16 @@
 
   date = Date.fromString("1976-02-02");
   assert(date.getTime() == 192067200000);
+
+  // date = Date.fromString("1976-02-02T12:34");
+  // trace("", 1, date.getTime() as f64);
+  // assert(date.getTime() == 192101640000); // FAIL
+
+  // date = Date.fromString("1976-02-02T12:34:56");
+  // trace("", 1, date.getTime() as f64);
+  // assert(date.getTime() == 192101696000); // FAIL
+
+  // date = Date.fromString("1976-02-02T12"); // Invalid Date
 }
 
 // Minimum / Maximum dates ////////////////////////////////////////////////////////////////////////
diff --git a/tests/compiler/std/date.untouched.wat b/tests/compiler/std/date.untouched.wat
index e7a5a4363b..a4956c105c 100644
--- a/tests/compiler/std/date.untouched.wat
+++ b/tests/compiler/std/date.untouched.wat
@@ -7,6 +7,7 @@
  (type $i32_i32_i32_=>_i32 (func (param i32 i32 i32) (result i32)))
  (type $none_=>_none (func))
  (type $i32_i32_i32_i32_=>_none (func (param i32 i32 i32 i32)))
+ (type $i32_i32_f64_f64_f64_f64_f64_=>_none (func (param i32 i32 f64 f64 f64 f64 f64)))
  (type $i32_i64_=>_none (func (param i32 i64)))
  (type $i32_i64_i32_=>_none (func (param i32 i64 i32)))
  (type $i32_i64_i32_i32_=>_none (func (param i32 i64 i32 i32)))
@@ -20,6 +21,7 @@
  (type $i32_i32_i32_i32_i32_i32_i32_=>_i64 (func (param i32 i32 i32 i32 i32 i32 i32) (result i64)))
  (type $i32_i64_=>_i64 (func (param i32 i64) (result i64)))
  (import "env" "abort" (func $~lib/builtins/abort (param i32 i32 i32 i32)))
+ (import "env" "trace" (func $~lib/builtins/trace (param i32 i32 f64 f64 f64 f64 f64)))
  (memory $0 1)
  (data (i32.const 12) ",\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\18\00\00\00I\00n\00v\00a\00l\00i\00d\00 \00D\00a\00t\00e\00\00\00\00\00")
  (data (i32.const 60) ",\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\18\00\00\00~\00l\00i\00b\00/\00d\00a\00t\00e\00.\00t\00s\00\00\00\00\00")
@@ -2664,7 +2666,7 @@
   if
    i32.const 32
    i32.const 80
-   i32.const 95
+   i32.const 102
    i32.const 28
    call $~lib/builtins/abort
    unreachable
@@ -5253,6 +5255,10 @@
   call $~lib/array/Array<~lib/string/String>#set:length_
   local.get $3
  )
+ (func $~lib/array/Array<~lib/string/String>#get:length (param $0 i32) (result i32)
+  local.get $0
+  i32.load offset=12
+ )
  (func $~lib/util/string/isSpace (param $0 i32) (result i32)
   (local $1 i32)
   local.get $0
@@ -5644,10 +5650,6 @@
   local.get $1
   call $~lib/util/string/strtol<i32>
  )
- (func $~lib/array/Array<~lib/string/String>#get:length (param $0 i32) (result i32)
-  local.get $0
-  i32.load offset=12
- )
  (func $~lib/rt/__visit_globals (param $0 i32)
   (local $1 i32)
   i32.const 368
@@ -6567,6 +6569,7 @@
   (local $14 i32)
   (local $15 i32)
   (local $16 i32)
+  (local $17 i32)
   global.get $~lib/memory/__stack_pointer
   i32.const 28
   i32.sub
@@ -6607,11 +6610,11 @@
   local.set $5
   local.get $0
   i32.const 2448
-  local.set $16
+  local.set $17
   global.get $~lib/memory/__stack_pointer
-  local.get $16
+  local.get $17
   i32.store
-  local.get $16
+  local.get $17
   i32.const 0
   call $~lib/string/String#indexOf
   local.set $6
@@ -6638,177 +6641,229 @@
    global.get $~lib/memory/__stack_pointer
    local.get $7
    i32.const 2480
-   local.set $16
+   local.set $17
    global.get $~lib/memory/__stack_pointer
-   local.get $16
+   local.get $17
    i32.store
-   local.get $16
+   local.get $17
    global.get $~lib/builtins/i32.MAX_VALUE
    call $~lib/string/String#split
    local.tee $8
    i32.store offset=12
    local.get $8
+   call $~lib/array/Array<~lib/string/String>#get:length
+   local.set $9
+   local.get $9
+   i32.const 1
+   i32.le_s
+   if
+    i32.const 32
+    i32.const 80
+    i32.const 57
+    i32.const 21
+    call $~lib/builtins/abort
+    unreachable
+   end
+   local.get $8
    i32.const 0
    call $~lib/array/Array<~lib/string/String>#__get
-   local.set $16
+   local.set $17
    global.get $~lib/memory/__stack_pointer
-   local.get $16
+   local.get $17
    i32.store offset=16
-   local.get $16
+   local.get $17
    i32.const 0
    call $~lib/number/I32.parseInt
    local.set $1
    local.get $8
    i32.const 1
    call $~lib/array/Array<~lib/string/String>#__get
-   local.set $16
+   local.set $17
    global.get $~lib/memory/__stack_pointer
-   local.get $16
+   local.get $17
    i32.store offset=16
-   local.get $16
+   local.get $17
    i32.const 0
    call $~lib/number/I32.parseInt
    local.set $2
-   global.get $~lib/memory/__stack_pointer
-   local.get $8
-   i32.const 2
-   call $~lib/array/Array<~lib/string/String>#__get
-   local.tee $9
-   i32.store offset=20
    local.get $9
-   i32.const 2512
-   local.set $16
-   global.get $~lib/memory/__stack_pointer
-   local.get $16
-   i32.store
-   local.get $16
-   i32.const 0
-   call $~lib/string/String#indexOf
-   local.set $10
-   local.get $10
-   i32.const -1
-   i32.xor
+   i32.const 3
+   i32.ge_s
    if
-    local.get $9
-    i32.const 0
-    local.get $10
-    call $~lib/string/String#substring
-    local.set $16
     global.get $~lib/memory/__stack_pointer
-    local.get $16
-    i32.store offset=16
-    local.get $16
-    i32.const 0
-    call $~lib/number/I32.parseInt
-    local.set $3
-    local.get $9
+    local.get $8
+    i32.const 2
+    call $~lib/array/Array<~lib/string/String>#__get
+    local.tee $10
+    i32.store offset=20
     local.get $10
-    i32.const 1
-    i32.add
-    global.get $~lib/builtins/i32.MAX_VALUE
-    call $~lib/string/String#substring
-    local.set $16
+    i32.const 2512
+    local.set $17
     global.get $~lib/memory/__stack_pointer
-    local.get $16
-    i32.store offset=16
-    local.get $16
-    i32.const 0
-    call $~lib/number/I32.parseInt
-    local.set $4
-   else
-    local.get $9
+    local.get $17
+    i32.store
+    local.get $17
     i32.const 0
-    call $~lib/number/I32.parseInt
-    local.set $3
+    call $~lib/string/String#indexOf
+    local.set $11
+    local.get $11
+    i32.const -1
+    i32.xor
+    if
+     local.get $10
+     i32.const 0
+     local.get $11
+     call $~lib/string/String#substring
+     local.set $17
+     global.get $~lib/memory/__stack_pointer
+     local.get $17
+     i32.store offset=16
+     local.get $17
+     i32.const 0
+     call $~lib/number/I32.parseInt
+     local.set $3
+     local.get $10
+     local.get $11
+     i32.const 1
+     i32.add
+     global.get $~lib/builtins/i32.MAX_VALUE
+     call $~lib/string/String#substring
+     local.set $17
+     global.get $~lib/memory/__stack_pointer
+     local.get $17
+     i32.store offset=16
+     local.get $17
+     i32.const 0
+     call $~lib/number/I32.parseInt
+     local.set $4
+    else
+     local.get $10
+     i32.const 0
+     call $~lib/number/I32.parseInt
+     local.set $3
+    end
    end
+   i32.const 2416
+   local.set $17
+   global.get $~lib/memory/__stack_pointer
+   local.get $17
+   i32.store offset=16
+   local.get $17
+   i32.const 4
+   local.get $1
+   f64.convert_i32_s
+   local.get $2
+   f64.convert_i32_s
+   local.get $3
+   f64.convert_i32_s
+   local.get $4
+   f64.convert_i32_s
+   f64.const 0
+   call $~lib/builtins/trace
   end
   global.get $~lib/memory/__stack_pointer
   local.get $5
   i32.const 576
-  local.set $16
+  local.set $17
   global.get $~lib/memory/__stack_pointer
-  local.get $16
+  local.get $17
   i32.store
-  local.get $16
+  local.get $17
   global.get $~lib/builtins/i32.MAX_VALUE
   call $~lib/string/String#split
-  local.tee $11
+  local.tee $12
   i32.store offset=24
-  local.get $11
+  local.get $12
   i32.const 0
   call $~lib/array/Array<~lib/string/String>#__get
-  local.set $16
+  local.set $17
   global.get $~lib/memory/__stack_pointer
-  local.get $16
+  local.get $17
   i32.store offset=16
-  local.get $16
+  local.get $17
   i32.const 0
   call $~lib/number/I32.parseInt
-  local.set $12
-  i32.const 1
   local.set $13
   i32.const 1
   local.set $14
-  local.get $11
-  call $~lib/array/Array<~lib/string/String>#get:length
+  i32.const 1
   local.set $15
-  local.get $15
+  local.get $12
+  call $~lib/array/Array<~lib/string/String>#get:length
+  local.set $16
+  local.get $16
   i32.const 1
   i32.gt_s
   if
-   local.get $15
+   local.get $16
    i32.const 2
    i32.ge_s
    if (result i32)
-    local.get $11
+    local.get $12
     i32.const 1
     call $~lib/array/Array<~lib/string/String>#__get
-    local.set $16
+    local.set $17
     global.get $~lib/memory/__stack_pointer
-    local.get $16
+    local.get $17
     i32.store offset=16
-    local.get $16
+    local.get $17
     i32.const 0
     call $~lib/number/I32.parseInt
    else
     i32.const 1
    end
-   local.set $13
-   local.get $15
+   local.set $14
+   local.get $16
    i32.const 3
    i32.eq
    if (result i32)
-    local.get $11
+    local.get $12
     i32.const 2
     call $~lib/array/Array<~lib/string/String>#__get
-    local.set $16
+    local.set $17
     global.get $~lib/memory/__stack_pointer
-    local.get $16
+    local.get $17
     i32.store offset=16
-    local.get $16
+    local.get $17
     i32.const 0
     call $~lib/number/I32.parseInt
    else
     i32.const 1
    end
-   local.set $14
+   local.set $15
   end
+  i32.const 2416
+  local.set $17
+  global.get $~lib/memory/__stack_pointer
+  local.get $17
+  i32.store offset=16
+  local.get $17
+  i32.const 3
+  local.get $13
+  f64.convert_i32_s
+  local.get $14
+  f64.convert_i32_s
+  local.get $15
+  f64.convert_i32_s
+  f64.const 0
+  f64.const 0
+  call $~lib/builtins/trace
   i32.const 0
-  local.get $12
   local.get $13
   local.get $14
+  local.get $15
   local.get $1
   local.get $2
   local.get $3
   local.get $4
   call $~lib/date/epochMillis
   call $~lib/date/Date#constructor
-  local.set $16
+  local.set $17
   global.get $~lib/memory/__stack_pointer
   i32.const 28
   i32.add
   global.set $~lib/memory/__stack_pointer
-  local.get $16
+  local.get $17
  )
  (func $start:std/date
   (local $0 i32)
@@ -8880,7 +8935,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 265
+   i32.const 275
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8893,7 +8948,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 266
+   i32.const 276
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8906,7 +8961,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 268
+   i32.const 278
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8919,7 +8974,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 269
+   i32.const 279
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8932,7 +8987,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 271
+   i32.const 281
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8945,7 +9000,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 272
+   i32.const 282
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8958,7 +9013,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 274
+   i32.const 284
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8971,7 +9026,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 275
+   i32.const 285
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8994,7 +9049,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 277
+   i32.const 287
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -9017,7 +9072,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 278
+   i32.const 288
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -9046,7 +9101,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 283
+   i32.const 293
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -9059,7 +9114,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 284
+   i32.const 294
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -9072,7 +9127,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 285
+   i32.const 295
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -9085,7 +9140,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 286
+   i32.const 296
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -9098,7 +9153,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 287
+   i32.const 297
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -9111,7 +9166,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 288
+   i32.const 298
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -9124,7 +9179,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 289
+   i32.const 299
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -9147,7 +9202,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 291
+   i32.const 301
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -9170,7 +9225,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 292
+   i32.const 302
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -9219,7 +9274,7 @@
   if
    i32.const 32
    i32.const 80
-   i32.const 83
+   i32.const 90
    i32.const 35
    call $~lib/builtins/abort
    unreachable

From 9d8fc450586656094106e1639dc0af4ea7549282 Mon Sep 17 00:00:00 2001
From: MaxGraey <maxgraey@gmail.com>
Date: Thu, 15 Apr 2021 18:58:16 +0300
Subject: [PATCH 30/47] refactor

---
 std/assembly/date.ts                  |  8 +++--
 tests/compiler/std/date.optimized.wat | 39 +++++++++++-------------
 tests/compiler/std/date.untouched.wat | 43 +++++++++++----------------
 3 files changed, 39 insertions(+), 51 deletions(-)

diff --git a/std/assembly/date.ts b/std/assembly/date.ts
index bc29f4bb58..b333878004 100644
--- a/std/assembly/date.ts
+++ b/std/assembly/date.ts
@@ -76,9 +76,11 @@ export class Date {
     var year = I32.parseInt(parts[0]);
     var month = 1, day = 1;
     var len = parts.length;
-    if (len > 1) {
-      month = len >= 2 ? I32.parseInt(parts[1]) : 1;
-      day   = len == 3 ? I32.parseInt(parts[2]) : 1;
+    if (len >= 2) {
+      month = I32.parseInt(parts[1]);
+      if (len >= 3) {
+        day = I32.parseInt(parts[2]);
+      }
     }
     trace("", 3, year, month, day);
     return new Date(epochMillis(year, month, day, hour, min, sec, ms));
diff --git a/tests/compiler/std/date.optimized.wat b/tests/compiler/std/date.optimized.wat
index cf49dec71a..ec7990ec42 100644
--- a/tests/compiler/std/date.optimized.wat
+++ b/tests/compiler/std/date.optimized.wat
@@ -1996,7 +1996,7 @@
   if
    i32.const 1056
    i32.const 1104
-   i32.const 102
+   i32.const 104
    i32.const 28
    call $~lib/builtins/abort
    unreachable
@@ -4216,30 +4216,25 @@
   local.set $1
   local.get $2
   i32.load offset=12
-  local.tee $8
-  i32.const 1
-  i32.gt_s
+  local.tee $0
+  local.set $8
+  local.get $0
+  i32.const 2
+  i32.ge_s
   if (result i32)
-   local.get $8
-   i32.const 2
-   i32.ge_s
-   if (result i32)
-    local.get $2
-    i32.const 1
-    call $~lib/array/Array<~lib/string/String>#__get
-    local.set $0
-    global.get $~lib/memory/__stack_pointer
-    local.get $0
-    i32.store offset=16
-    local.get $0
-    call $~lib/util/string/strtol<i32>
-   else
-    i32.const 1
-   end
+   local.get $2
+   i32.const 1
+   call $~lib/array/Array<~lib/string/String>#__get
+   local.set $0
+   global.get $~lib/memory/__stack_pointer
+   local.get $0
+   i32.store offset=16
+   local.get $0
+   call $~lib/util/string/strtol<i32>
    local.set $1
    local.get $8
    i32.const 3
-   i32.eq
+   i32.ge_s
    if (result i32)
     local.get $2
     i32.const 2
@@ -6202,7 +6197,7 @@
   if
    i32.const 1056
    i32.const 1104
-   i32.const 90
+   i32.const 92
    i32.const 35
    call $~lib/builtins/abort
    unreachable
diff --git a/tests/compiler/std/date.untouched.wat b/tests/compiler/std/date.untouched.wat
index a4956c105c..6d9616783a 100644
--- a/tests/compiler/std/date.untouched.wat
+++ b/tests/compiler/std/date.untouched.wat
@@ -2666,7 +2666,7 @@
   if
    i32.const 32
    i32.const 80
-   i32.const 102
+   i32.const 104
    i32.const 28
    call $~lib/builtins/abort
    unreachable
@@ -6792,31 +6792,24 @@
   call $~lib/array/Array<~lib/string/String>#get:length
   local.set $16
   local.get $16
-  i32.const 1
-  i32.gt_s
+  i32.const 2
+  i32.ge_s
   if
-   local.get $16
-   i32.const 2
-   i32.ge_s
-   if (result i32)
-    local.get $12
-    i32.const 1
-    call $~lib/array/Array<~lib/string/String>#__get
-    local.set $17
-    global.get $~lib/memory/__stack_pointer
-    local.get $17
-    i32.store offset=16
-    local.get $17
-    i32.const 0
-    call $~lib/number/I32.parseInt
-   else
-    i32.const 1
-   end
+   local.get $12
+   i32.const 1
+   call $~lib/array/Array<~lib/string/String>#__get
+   local.set $17
+   global.get $~lib/memory/__stack_pointer
+   local.get $17
+   i32.store offset=16
+   local.get $17
+   i32.const 0
+   call $~lib/number/I32.parseInt
    local.set $14
    local.get $16
    i32.const 3
-   i32.eq
-   if (result i32)
+   i32.ge_s
+   if
     local.get $12
     i32.const 2
     call $~lib/array/Array<~lib/string/String>#__get
@@ -6827,10 +6820,8 @@
     local.get $17
     i32.const 0
     call $~lib/number/I32.parseInt
-   else
-    i32.const 1
+    local.set $15
    end
-   local.set $15
   end
   i32.const 2416
   local.set $17
@@ -9274,7 +9265,7 @@
   if
    i32.const 32
    i32.const 80
-   i32.const 90
+   i32.const 92
    i32.const 35
    call $~lib/builtins/abort
    unreachable

From 0d22062d78e51354cdda02779fa610af7fc24ae3 Mon Sep 17 00:00:00 2001
From: MaxGraey <maxgraey@gmail.com>
Date: Thu, 15 Apr 2021 19:14:57 +0300
Subject: [PATCH 31/47] fixes

---
 std/assembly/date.ts                  |   2 -
 tests/compiler/std/date.optimized.wat | 189 ++++++++++++++------------
 tests/compiler/std/date.ts            |  14 +-
 tests/compiler/std/date.untouched.wat | 154 +++++++++++----------
 4 files changed, 188 insertions(+), 171 deletions(-)

diff --git a/std/assembly/date.ts b/std/assembly/date.ts
index b333878004..edd4c10b4e 100644
--- a/std/assembly/date.ts
+++ b/std/assembly/date.ts
@@ -69,7 +69,6 @@ export class Date {
           sec = I32.parseInt(secAndMs);
         }
       }
-      trace("", 4, hour, min, sec, ms);
     }
     // parse the YYYY-MM-DD component
     var parts = dateString.split("-");
@@ -82,7 +81,6 @@ export class Date {
         day = I32.parseInt(parts[2]);
       }
     }
-    trace("", 3, year, month, day);
     return new Date(epochMillis(year, month, day, hour, min, sec, ms));
   }
 
diff --git a/tests/compiler/std/date.optimized.wat b/tests/compiler/std/date.optimized.wat
index ec7990ec42..c800bbf6a1 100644
--- a/tests/compiler/std/date.optimized.wat
+++ b/tests/compiler/std/date.optimized.wat
@@ -8,13 +8,11 @@
  (type $i32_i32_i32_=>_i32 (func (param i32 i32 i32) (result i32)))
  (type $i64_=>_i32 (func (param i64) (result i32)))
  (type $i32_i32_i32_i32_=>_none (func (param i32 i32 i32 i32)))
- (type $i32_i32_f64_f64_f64_f64_f64_=>_none (func (param i32 i32 f64 f64 f64 f64 f64)))
  (type $i32_i64_=>_none (func (param i32 i64)))
  (type $none_=>_i32 (func (result i32)))
  (type $i32_i32_i32_i32_=>_i32 (func (param i32 i32 i32 i32) (result i32)))
  (type $i32_i32_i32_i32_i32_i32_i32_=>_i64 (func (param i32 i32 i32 i32 i32 i32 i32) (result i64)))
  (import "env" "abort" (func $~lib/builtins/abort (param i32 i32 i32 i32)))
- (import "env" "trace" (func $~lib/builtins/trace (param i32 i32 f64 f64 f64 f64 f64)))
  (memory $0 1)
  (data (i32.const 1036) ",")
  (data (i32.const 1048) "\01\00\00\00\18\00\00\00I\00n\00v\00a\00l\00i\00d\00 \00D\00a\00t\00e")
@@ -98,16 +96,18 @@
  (data (i32.const 3512) "\01\00\00\00\08\00\00\001\009\007\006")
  (data (i32.const 3532) ",")
  (data (i32.const 3544) "\01\00\00\00\0e\00\00\001\009\007\006\00-\000\002")
- (data (i32.const 3580) "L")
- (data (i32.const 3592) "\01\00\00\006\00\00\00-\002\007\001\008\002\001\00-\000\004\00-\002\000\00T\000\000\00:\000\000\00:\000\000\00.\000\000\000\00Z")
- (data (i32.const 3660) "L")
- (data (i32.const 3672) "\01\00\00\006\00\00\00+\002\007\005\007\006\000\00-\000\009\00-\001\003\00T\000\000\00:\000\000\00:\000\000\00.\000\000\000\00Z")
- (data (i32.const 3740) "L")
- (data (i32.const 3752) "\01\00\00\006\00\00\00+\002\007\005\007\006\000\00-\000\009\00-\001\002\00T\002\003\00:\005\009\00:\005\009\00.\009\009\009\00Z")
- (data (i32.const 3820) "L")
- (data (i32.const 3832) "\01\00\00\006\00\00\00-\002\007\001\008\002\001\00-\000\004\00-\002\000\00T\000\000\00:\000\000\00:\000\000\00.\000\000\001\00Z")
- (data (i32.const 3904) "\06\00\00\00 \00\00\00\00\00\00\00 ")
- (data (i32.const 3932) " \00\00\00\00\00\00\00\02A\00\00\00\00\00\00\02\t")
+ (data (i32.const 3580) "<")
+ (data (i32.const 3592) "\01\00\00\00 \00\00\001\009\007\006\00-\000\002\00-\000\002\00T\001\002\00:\003\004")
+ (data (i32.const 3644) "L")
+ (data (i32.const 3656) "\01\00\00\006\00\00\00-\002\007\001\008\002\001\00-\000\004\00-\002\000\00T\000\000\00:\000\000\00:\000\000\00.\000\000\000\00Z")
+ (data (i32.const 3724) "L")
+ (data (i32.const 3736) "\01\00\00\006\00\00\00+\002\007\005\007\006\000\00-\000\009\00-\001\003\00T\000\000\00:\000\000\00:\000\000\00.\000\000\000\00Z")
+ (data (i32.const 3804) "L")
+ (data (i32.const 3816) "\01\00\00\006\00\00\00+\002\007\005\007\006\000\00-\000\009\00-\001\002\00T\002\003\00:\005\009\00:\005\009\00.\009\009\009\00Z")
+ (data (i32.const 3884) "L")
+ (data (i32.const 3896) "\01\00\00\006\00\00\00-\002\007\001\008\002\001\00-\000\004\00-\002\000\00T\000\000\00:\000\000\00:\000\000\00.\000\000\001\00Z")
+ (data (i32.const 3968) "\06\00\00\00 \00\00\00\00\00\00\00 ")
+ (data (i32.const 3996) " \00\00\00\00\00\00\00\02A\00\00\00\00\00\00\02\t")
  (global $~lib/date/_day (mut i32) (i32.const 0))
  (global $~lib/date/_month (mut i32) (i32.const 0))
  (global $~lib/rt/itcms/total (mut i32) (i32.const 0))
@@ -120,7 +120,7 @@
  (global $~lib/rt/itcms/white (mut i32) (i32.const 0))
  (global $~lib/rt/itcms/fromSpace (mut i32) (i32.const 0))
  (global $~lib/rt/tlsf/ROOT (mut i32) (i32.const 0))
- (global $~lib/memory/__stack_pointer (mut i32) (i32.const 20340))
+ (global $~lib/memory/__stack_pointer (mut i32) (i32.const 20404))
  (global $~started (mut i32) (i32.const 0))
  (export "memory" (memory $0))
  (export "_start" (func $~start))
@@ -443,7 +443,7 @@
    if
     i32.const 0
     local.get $0
-    i32.const 20340
+    i32.const 20404
     i32.lt_u
     local.get $0
     i32.load offset=8
@@ -489,7 +489,7 @@
    i32.const 1
   else
    local.get $1
-   i32.const 3904
+   i32.const 3968
    i32.load
    i32.gt_u
    if
@@ -503,7 +503,7 @@
    local.get $1
    i32.const 3
    i32.shl
-   i32.const 3908
+   i32.const 3972
    i32.add
    i32.load
    i32.const 32
@@ -1077,10 +1077,10 @@
   if
    unreachable
   end
-  i32.const 20352
+  i32.const 20416
   i32.const 0
   i32.store
-  i32.const 21920
+  i32.const 21984
   i32.const 0
   i32.store
   loop $for-loop|0
@@ -1091,7 +1091,7 @@
     local.get $1
     i32.const 2
     i32.shl
-    i32.const 20352
+    i32.const 20416
     i32.add
     i32.const 0
     i32.store offset=4
@@ -1109,7 +1109,7 @@
       i32.add
       i32.const 2
       i32.shl
-      i32.const 20352
+      i32.const 20416
       i32.add
       i32.const 0
       i32.store offset=96
@@ -1127,13 +1127,13 @@
     br $for-loop|0
    end
   end
-  i32.const 20352
-  i32.const 21924
+  i32.const 20416
+  i32.const 21988
   memory.size
   i32.const 16
   i32.shl
   call $~lib/rt/tlsf/addMemory
-  i32.const 20352
+  i32.const 20416
   global.set $~lib/rt/tlsf/ROOT
  )
  (func $~lib/rt/itcms/step (result i32)
@@ -1212,7 +1212,7 @@
       local.set $0
       loop $while-continue|0
        local.get $0
-       i32.const 20340
+       i32.const 20404
        i32.lt_u
        if
         local.get $0
@@ -1302,7 +1302,7 @@
       unreachable
      end
      local.get $0
-     i32.const 20340
+     i32.const 20404
      i32.lt_u
      if
       local.get $0
@@ -1325,7 +1325,7 @@
       i32.const 4
       i32.add
       local.tee $1
-      i32.const 20340
+      i32.const 20404
       i32.ge_u
       if
        global.get $~lib/rt/tlsf/ROOT
@@ -1996,7 +1996,7 @@
   if
    i32.const 1056
    i32.const 1104
-   i32.const 104
+   i32.const 102
    i32.const 28
    call $~lib/builtins/abort
    unreachable
@@ -3397,11 +3397,11 @@
  )
  (func $~stack_check
   global.get $~lib/memory/__stack_pointer
-  i32.const 3956
+  i32.const 4020
   i32.lt_s
   if
-   i32.const 20368
-   i32.const 20416
+   i32.const 20432
+   i32.const 20480
    i32.const 1
    i32.const 1
    call $~lib/builtins/abort
@@ -4177,21 +4177,6 @@
      local.set $3
     end
    end
-   global.get $~lib/memory/__stack_pointer
-   i32.const 1984
-   i32.store offset=16
-   i32.const 1984
-   i32.const 4
-   local.get $5
-   f64.convert_i32_s
-   local.get $6
-   f64.convert_i32_s
-   local.get $3
-   f64.convert_i32_s
-   local.get $7
-   f64.convert_i32_s
-   f64.const 0
-   call $~lib/builtins/trace
   end
   global.get $~lib/memory/__stack_pointer
   i32.const 1600
@@ -4211,7 +4196,6 @@
   i32.store offset=16
   local.get $0
   call $~lib/util/string/strtol<i32>
-  local.set $4
   i32.const 1
   local.set $1
   local.get $2
@@ -4252,21 +4236,6 @@
    i32.const 1
   end
   local.set $0
-  global.get $~lib/memory/__stack_pointer
-  i32.const 1984
-  i32.store offset=16
-  i32.const 1984
-  i32.const 3
-  local.get $4
-  f64.convert_i32_s
-  local.get $1
-  f64.convert_i32_s
-  local.get $0
-  f64.convert_i32_s
-  f64.const 0
-  f64.const 0
-  call $~lib/builtins/trace
-  local.get $4
   local.get $1
   local.get $0
   local.get $5
@@ -4456,7 +4425,7 @@
    memory.size
    i32.const 16
    i32.shl
-   i32.const 20340
+   i32.const 20404
    i32.sub
    i32.const 1
    i32.shr_u
@@ -5874,6 +5843,46 @@
     unreachable
    end
    global.get $~lib/memory/__stack_pointer
+   i32.const 3600
+   i32.store offset=4
+   global.get $~lib/memory/__stack_pointer
+   i32.const 3600
+   call $~lib/date/Date.fromString
+   local.tee $0
+   i32.store
+   local.get $0
+   i64.load offset=16
+   i64.const 192112440000
+   i64.ne
+   if
+    i32.const 0
+    i32.const 1152
+    i32.const 260
+    i32.const 3
+    call $~lib/builtins/abort
+    unreachable
+   end
+   global.get $~lib/memory/__stack_pointer
+   i32.const 3232
+   i32.store offset=4
+   global.get $~lib/memory/__stack_pointer
+   i32.const 3232
+   call $~lib/date/Date.fromString
+   local.tee $0
+   i32.store
+   local.get $0
+   i64.load offset=16
+   i64.const 192112496000
+   i64.ne
+   if
+    i32.const 0
+    i32.const 1152
+    i32.const 263
+    i32.const 3
+    call $~lib/builtins/abort
+    unreachable
+   end
+   global.get $~lib/memory/__stack_pointer
    i64.const -8640000000000000
    call $~lib/date/Date#constructor
    local.tee $0
@@ -5890,7 +5899,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 275
+    i32.const 273
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5902,7 +5911,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 276
+    i32.const 274
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5914,7 +5923,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 278
+    i32.const 276
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5926,7 +5935,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 279
+    i32.const 277
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5938,7 +5947,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 281
+    i32.const 279
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5950,7 +5959,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 282
+    i32.const 280
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5962,7 +5971,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 284
+    i32.const 282
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5974,7 +5983,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 285
+    i32.const 283
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5986,16 +5995,16 @@
    local.get $0
    i32.store offset=4
    global.get $~lib/memory/__stack_pointer
-   i32.const 3600
+   i32.const 3664
    i32.store offset=8
    local.get $0
-   i32.const 3600
+   i32.const 3664
    call $~lib/string/String.__eq
    i32.eqz
    if
     i32.const 0
     i32.const 1152
-    i32.const 287
+    i32.const 285
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -6007,16 +6016,16 @@
    local.get $0
    i32.store offset=4
    global.get $~lib/memory/__stack_pointer
-   i32.const 3680
+   i32.const 3744
    i32.store offset=8
    local.get $0
-   i32.const 3680
+   i32.const 3744
    call $~lib/string/String.__eq
    i32.eqz
    if
     i32.const 0
     i32.const 1152
-    i32.const 288
+    i32.const 286
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -6038,7 +6047,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 293
+    i32.const 291
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -6050,7 +6059,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 294
+    i32.const 292
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -6062,7 +6071,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 295
+    i32.const 293
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -6072,7 +6081,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 296
+    i32.const 294
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -6082,7 +6091,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 297
+    i32.const 295
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -6092,7 +6101,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 298
+    i32.const 296
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -6104,7 +6113,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 299
+    i32.const 297
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -6116,16 +6125,16 @@
    local.get $2
    i32.store offset=4
    global.get $~lib/memory/__stack_pointer
-   i32.const 3760
+   i32.const 3824
    i32.store offset=8
    local.get $2
-   i32.const 3760
+   i32.const 3824
    call $~lib/string/String.__eq
    i32.eqz
    if
     i32.const 0
     i32.const 1152
-    i32.const 301
+    i32.const 299
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -6137,16 +6146,16 @@
    local.get $0
    i32.store offset=4
    global.get $~lib/memory/__stack_pointer
-   i32.const 3840
+   i32.const 3904
    i32.store offset=8
    local.get $0
-   i32.const 3840
+   i32.const 3904
    call $~lib/string/String.__eq
    i32.eqz
    if
     i32.const 0
     i32.const 1152
-    i32.const 302
+    i32.const 300
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -6197,7 +6206,7 @@
   if
    i32.const 1056
    i32.const 1104
-   i32.const 92
+   i32.const 90
    i32.const 35
    call $~lib/builtins/abort
    unreachable
diff --git a/tests/compiler/std/date.ts b/tests/compiler/std/date.ts
index 2b4d50a88d..9233be8727 100644
--- a/tests/compiler/std/date.ts
+++ b/tests/compiler/std/date.ts
@@ -230,11 +230,11 @@
   assert(date.getTime() == 11860387200000);
 
   // supports year / month / day / hour / minute / second
-  date = Date.fromString("1976-02-02T12:34:56");
+  date = Date.fromString("1976-02-02T12:34:56"); // still use Z suffix
   assert(date.getTime() == 192112496000);
 
   // supports milliseconds
-  date = Date.fromString("1976-02-02T12:34:56.456");
+  date = Date.fromString("1976-02-02T12:34:56.456"); // still use Z suffix
   assert(date.getTime() == 192112496456);
 
   // supports 'Z' suffix
@@ -256,13 +256,11 @@
   date = Date.fromString("1976-02-02");
   assert(date.getTime() == 192067200000);
 
-  // date = Date.fromString("1976-02-02T12:34");
-  // trace("", 1, date.getTime() as f64);
-  // assert(date.getTime() == 192101640000); // FAIL
+  date = Date.fromString("1976-02-02T12:34"); // still use Z suffix
+  assert(date.getTime() == 192112440000);
 
-  // date = Date.fromString("1976-02-02T12:34:56");
-  // trace("", 1, date.getTime() as f64);
-  // assert(date.getTime() == 192101696000); // FAIL
+  date = Date.fromString("1976-02-02T12:34:56"); // still use Z suffix
+  assert(date.getTime() == 192112496000);
 
   // date = Date.fromString("1976-02-02T12"); // Invalid Date
 }
diff --git a/tests/compiler/std/date.untouched.wat b/tests/compiler/std/date.untouched.wat
index 6d9616783a..9863c122be 100644
--- a/tests/compiler/std/date.untouched.wat
+++ b/tests/compiler/std/date.untouched.wat
@@ -7,7 +7,6 @@
  (type $i32_i32_i32_=>_i32 (func (param i32 i32 i32) (result i32)))
  (type $none_=>_none (func))
  (type $i32_i32_i32_i32_=>_none (func (param i32 i32 i32 i32)))
- (type $i32_i32_f64_f64_f64_f64_f64_=>_none (func (param i32 i32 f64 f64 f64 f64 f64)))
  (type $i32_i64_=>_none (func (param i32 i64)))
  (type $i32_i64_i32_=>_none (func (param i32 i64 i32)))
  (type $i32_i64_i32_i32_=>_none (func (param i32 i64 i32 i32)))
@@ -21,7 +20,6 @@
  (type $i32_i32_i32_i32_i32_i32_i32_=>_i64 (func (param i32 i32 i32 i32 i32 i32 i32) (result i64)))
  (type $i32_i64_=>_i64 (func (param i32 i64) (result i64)))
  (import "env" "abort" (func $~lib/builtins/abort (param i32 i32 i32 i32)))
- (import "env" "trace" (func $~lib/builtins/trace (param i32 i32 f64 f64 f64 f64 f64)))
  (memory $0 1)
  (data (i32.const 12) ",\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\18\00\00\00I\00n\00v\00a\00l\00i\00d\00 \00D\00a\00t\00e\00\00\00\00\00")
  (data (i32.const 60) ",\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\18\00\00\00~\00l\00i\00b\00/\00d\00a\00t\00e\00.\00t\00s\00\00\00\00\00")
@@ -69,11 +67,12 @@
  (data (i32.const 3900) "\1c\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\08\00\00\000\000\000\001\00\00\00\00\00")
  (data (i32.const 3932) "\1c\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\08\00\00\001\009\007\006\00\00\00\00\00")
  (data (i32.const 3964) ",\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\0e\00\00\001\009\007\006\00-\000\002\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00")
- (data (i32.const 4012) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\006\00\00\00-\002\007\001\008\002\001\00-\000\004\00-\002\000\00T\000\000\00:\000\000\00:\000\000\00.\000\000\000\00Z\00\00\00\00\00\00\00")
- (data (i32.const 4092) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\006\00\00\00+\002\007\005\007\006\000\00-\000\009\00-\001\003\00T\000\000\00:\000\000\00:\000\000\00.\000\000\000\00Z\00\00\00\00\00\00\00")
- (data (i32.const 4172) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\006\00\00\00+\002\007\005\007\006\000\00-\000\009\00-\001\002\00T\002\003\00:\005\009\00:\005\009\00.\009\009\009\00Z\00\00\00\00\00\00\00")
- (data (i32.const 4252) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\006\00\00\00-\002\007\001\008\002\001\00-\000\004\00-\002\000\00T\000\000\00:\000\000\00:\000\000\00.\000\000\001\00Z\00\00\00\00\00\00\00")
- (data (i32.const 4336) "\06\00\00\00 \00\00\00\00\00\00\00 \00\00\00\00\00\00\00\00\00\00\00\00\00\00\00 \00\00\00\00\00\00\00\02A\00\00\00\00\00\00\02\t\00\00\00\00\00\00")
+ (data (i32.const 4012) "<\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00 \00\00\001\009\007\006\00-\000\002\00-\000\002\00T\001\002\00:\003\004\00\00\00\00\00\00\00\00\00\00\00\00\00")
+ (data (i32.const 4076) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\006\00\00\00-\002\007\001\008\002\001\00-\000\004\00-\002\000\00T\000\000\00:\000\000\00:\000\000\00.\000\000\000\00Z\00\00\00\00\00\00\00")
+ (data (i32.const 4156) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\006\00\00\00+\002\007\005\007\006\000\00-\000\009\00-\001\003\00T\000\000\00:\000\000\00:\000\000\00.\000\000\000\00Z\00\00\00\00\00\00\00")
+ (data (i32.const 4236) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\006\00\00\00+\002\007\005\007\006\000\00-\000\009\00-\001\002\00T\002\003\00:\005\009\00:\005\009\00.\009\009\009\00Z\00\00\00\00\00\00\00")
+ (data (i32.const 4316) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\006\00\00\00-\002\007\001\008\002\001\00-\000\004\00-\002\000\00T\000\000\00:\000\000\00:\000\000\00.\000\000\001\00Z\00\00\00\00\00\00\00")
+ (data (i32.const 4400) "\06\00\00\00 \00\00\00\00\00\00\00 \00\00\00\00\00\00\00\00\00\00\00\00\00\00\00 \00\00\00\00\00\00\00\02A\00\00\00\00\00\00\02\t\00\00\00\00\00\00")
  (table $0 1 funcref)
  (global $~lib/date/_day (mut i32) (i32.const 0))
  (global $~lib/date/_month (mut i32) (i32.const 0))
@@ -90,10 +89,10 @@
  (global $~lib/ASC_LOW_MEMORY_LIMIT i32 (i32.const 0))
  (global $~lib/ASC_SHRINK_LEVEL i32 (i32.const 0))
  (global $~lib/builtins/i32.MAX_VALUE i32 (i32.const 2147483647))
- (global $~lib/rt/__rtti_base i32 (i32.const 4336))
- (global $~lib/memory/__data_end i32 (i32.const 4388))
- (global $~lib/memory/__stack_pointer (mut i32) (i32.const 20772))
- (global $~lib/memory/__heap_base i32 (i32.const 20772))
+ (global $~lib/rt/__rtti_base i32 (i32.const 4400))
+ (global $~lib/memory/__data_end i32 (i32.const 4452))
+ (global $~lib/memory/__stack_pointer (mut i32) (i32.const 20836))
+ (global $~lib/memory/__heap_base i32 (i32.const 20836))
  (global $~started (mut i32) (i32.const 0))
  (export "memory" (memory $0))
  (export "_start" (func $~start))
@@ -2666,7 +2665,7 @@
   if
    i32.const 32
    i32.const 80
-   i32.const 104
+   i32.const 102
    i32.const 28
    call $~lib/builtins/abort
    unreachable
@@ -5799,8 +5798,8 @@
   global.get $~lib/memory/__data_end
   i32.lt_s
   if
-   i32.const 20800
-   i32.const 20848
+   i32.const 20864
+   i32.const 20912
    i32.const 1
    i32.const 1
    call $~lib/builtins/abort
@@ -6743,23 +6742,6 @@
      local.set $3
     end
    end
-   i32.const 2416
-   local.set $17
-   global.get $~lib/memory/__stack_pointer
-   local.get $17
-   i32.store offset=16
-   local.get $17
-   i32.const 4
-   local.get $1
-   f64.convert_i32_s
-   local.get $2
-   f64.convert_i32_s
-   local.get $3
-   f64.convert_i32_s
-   local.get $4
-   f64.convert_i32_s
-   f64.const 0
-   call $~lib/builtins/trace
   end
   global.get $~lib/memory/__stack_pointer
   local.get $5
@@ -6823,22 +6805,6 @@
     local.set $15
    end
   end
-  i32.const 2416
-  local.set $17
-  global.get $~lib/memory/__stack_pointer
-  local.get $17
-  i32.store offset=16
-  local.get $17
-  i32.const 3
-  local.get $13
-  f64.convert_i32_s
-  local.get $14
-  f64.convert_i32_s
-  local.get $15
-  f64.convert_i32_s
-  f64.const 0
-  f64.const 0
-  call $~lib/builtins/trace
   i32.const 0
   local.get $13
   local.get $14
@@ -8907,6 +8873,52 @@
    unreachable
   end
   global.get $~lib/memory/__stack_pointer
+  i32.const 4032
+  local.set $8
+  global.get $~lib/memory/__stack_pointer
+  local.get $8
+  i32.store offset=4
+  local.get $8
+  call $~lib/date/Date.fromString
+  local.tee $1
+  i32.store
+  local.get $1
+  call $~lib/date/Date#getTime
+  i64.const 192112440000
+  i64.eq
+  i32.eqz
+  if
+   i32.const 0
+   i32.const 128
+   i32.const 260
+   i32.const 3
+   call $~lib/builtins/abort
+   unreachable
+  end
+  global.get $~lib/memory/__stack_pointer
+  i32.const 3664
+  local.set $8
+  global.get $~lib/memory/__stack_pointer
+  local.get $8
+  i32.store offset=4
+  local.get $8
+  call $~lib/date/Date.fromString
+  local.tee $1
+  i32.store
+  local.get $1
+  call $~lib/date/Date#getTime
+  i64.const 192112496000
+  i64.eq
+  i32.eqz
+  if
+   i32.const 0
+   i32.const 128
+   i32.const 263
+   i32.const 3
+   call $~lib/builtins/abort
+   unreachable
+  end
+  global.get $~lib/memory/__stack_pointer
   i32.const 0
   i64.const -8640000000000000
   call $~lib/date/Date#constructor
@@ -8926,7 +8938,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 275
+   i32.const 273
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8939,7 +8951,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 276
+   i32.const 274
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8952,7 +8964,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 278
+   i32.const 276
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8965,7 +8977,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 279
+   i32.const 277
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8978,7 +8990,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 281
+   i32.const 279
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8991,7 +9003,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 282
+   i32.const 280
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -9004,7 +9016,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 284
+   i32.const 282
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -9017,7 +9029,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 285
+   i32.const 283
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -9029,7 +9041,7 @@
   local.get $8
   i32.store offset=4
   local.get $8
-  i32.const 4032
+  i32.const 4096
   local.set $8
   global.get $~lib/memory/__stack_pointer
   local.get $8
@@ -9040,7 +9052,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 287
+   i32.const 285
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -9052,7 +9064,7 @@
   local.get $8
   i32.store offset=4
   local.get $8
-  i32.const 4112
+  i32.const 4176
   local.set $8
   global.get $~lib/memory/__stack_pointer
   local.get $8
@@ -9063,7 +9075,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 288
+   i32.const 286
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -9092,7 +9104,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 293
+   i32.const 291
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -9105,7 +9117,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 294
+   i32.const 292
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -9118,7 +9130,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 295
+   i32.const 293
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -9131,7 +9143,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 296
+   i32.const 294
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -9144,7 +9156,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 297
+   i32.const 295
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -9157,7 +9169,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 298
+   i32.const 296
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -9170,7 +9182,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 299
+   i32.const 297
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -9182,7 +9194,7 @@
   local.get $8
   i32.store offset=4
   local.get $8
-  i32.const 4192
+  i32.const 4256
   local.set $8
   global.get $~lib/memory/__stack_pointer
   local.get $8
@@ -9193,7 +9205,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 301
+   i32.const 299
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -9205,7 +9217,7 @@
   local.get $8
   i32.store offset=4
   local.get $8
-  i32.const 4272
+  i32.const 4336
   local.set $8
   global.get $~lib/memory/__stack_pointer
   local.get $8
@@ -9216,7 +9228,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 302
+   i32.const 300
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -9265,7 +9277,7 @@
   if
    i32.const 32
    i32.const 80
-   i32.const 92
+   i32.const 90
    i32.const 35
    call $~lib/builtins/abort
    unreachable

From 56ecf2b6d0f955e06995377751c312fe88cce5c1 Mon Sep 17 00:00:00 2001
From: MaxGraey <maxgraey@gmail.com>
Date: Thu, 15 Apr 2021 19:23:10 +0300
Subject: [PATCH 32/47] add Date.parse class method

---
 std/assembly/date.ts                  | 5 +++++
 std/assembly/index.d.ts               | 4 +++-
 tests/compiler/std/date.optimized.wat | 8 ++++----
 tests/compiler/std/date.untouched.wat | 8 ++++----
 4 files changed, 16 insertions(+), 9 deletions(-)

diff --git a/std/assembly/date.ts b/std/assembly/date.ts
index edd4c10b4e..e1b49f4434 100644
--- a/std/assembly/date.ts
+++ b/std/assembly/date.ts
@@ -36,6 +36,11 @@ export class Date {
     return <i64>Date_now();
   }
 
+  // It can parse only ISO 8601 inputs: YYYY-MM-DDThh:mm-ss.nnnnZ
+  @inline static parse(dateString: string): Date {
+    return this.fromString(dateString);
+  }
+
   static fromString(dateTimeString: string): Date {
     if (!dateTimeString.length) throw new RangeError(E_INVALIDDATE);
     var
diff --git a/std/assembly/index.d.ts b/std/assembly/index.d.ts
index fba957b2af..2f8c854001 100644
--- a/std/assembly/index.d.ts
+++ b/std/assembly/index.d.ts
@@ -1716,7 +1716,9 @@ declare class Date {
   ): i64;
   /** Returns the current UTC timestamp in milliseconds. */
   static now(): i64;
-  static fromString(dateStr: string): Date;
+  /** Parses a string representation of a date, and returns the number of milliseconds since January 1, 1970, 00:00:00 UTC. */
+  static parse(dateString: string): Date;
+  static fromString(dateString: string): Date;
   /** Constructs a new date object from an UTC timestamp in milliseconds. */
   constructor(value: i64);
   /** Returns the UTC timestamp of this date in milliseconds. */
diff --git a/tests/compiler/std/date.optimized.wat b/tests/compiler/std/date.optimized.wat
index c800bbf6a1..eb84fd3b92 100644
--- a/tests/compiler/std/date.optimized.wat
+++ b/tests/compiler/std/date.optimized.wat
@@ -1996,7 +1996,7 @@
   if
    i32.const 1056
    i32.const 1104
-   i32.const 102
+   i32.const 107
    i32.const 28
    call $~lib/builtins/abort
    unreachable
@@ -4050,7 +4050,7 @@
   if
    i32.const 1056
    i32.const 1104
-   i32.const 40
+   i32.const 45
    i32.const 33
    call $~lib/builtins/abort
    unreachable
@@ -4102,7 +4102,7 @@
    if
     i32.const 1056
     i32.const 1104
-    i32.const 57
+    i32.const 62
     i32.const 21
     call $~lib/builtins/abort
     unreachable
@@ -6206,7 +6206,7 @@
   if
    i32.const 1056
    i32.const 1104
-   i32.const 90
+   i32.const 95
    i32.const 35
    call $~lib/builtins/abort
    unreachable
diff --git a/tests/compiler/std/date.untouched.wat b/tests/compiler/std/date.untouched.wat
index 9863c122be..9cb2fbd7ed 100644
--- a/tests/compiler/std/date.untouched.wat
+++ b/tests/compiler/std/date.untouched.wat
@@ -2665,7 +2665,7 @@
   if
    i32.const 32
    i32.const 80
-   i32.const 102
+   i32.const 107
    i32.const 28
    call $~lib/builtins/abort
    unreachable
@@ -6592,7 +6592,7 @@
   if
    i32.const 32
    i32.const 80
-   i32.const 40
+   i32.const 45
    i32.const 33
    call $~lib/builtins/abort
    unreachable
@@ -6658,7 +6658,7 @@
    if
     i32.const 32
     i32.const 80
-    i32.const 57
+    i32.const 62
     i32.const 21
     call $~lib/builtins/abort
     unreachable
@@ -9277,7 +9277,7 @@
   if
    i32.const 32
    i32.const 80
-   i32.const 90
+   i32.const 95
    i32.const 35
    call $~lib/builtins/abort
    unreachable

From b2c52c6a8f4d931c55a45b595d05cd3893d8dec9 Mon Sep 17 00:00:00 2001
From: MaxGraey <maxgraey@gmail.com>
Date: Thu, 15 Apr 2021 22:43:03 +0300
Subject: [PATCH 33/47] comment

---
 std/assembly/date.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/std/assembly/date.ts b/std/assembly/date.ts
index e1b49f4434..436de3cf7a 100644
--- a/std/assembly/date.ts
+++ b/std/assembly/date.ts
@@ -36,7 +36,7 @@ export class Date {
     return <i64>Date_now();
   }
 
-  // It can parse only ISO 8601 inputs: YYYY-MM-DDThh:mm-ss.nnnnZ
+  // It can parse only ISO 8601 inputs like YYYY-MM-DDTHH:MM:SS.000Z
   @inline static parse(dateString: string): Date {
     return this.fromString(dateString);
   }

From 3df0ef5a383eeab56b2d2a10468d44115a35530b Mon Sep 17 00:00:00 2001
From: MaxGraey <maxgraey@gmail.com>
Date: Sat, 17 Apr 2021 09:06:26 +0300
Subject: [PATCH 34/47] update fixtures

---
 tests/compiler/std/date.optimized.wat | 169 +++++++++++++++-----------
 tests/compiler/std/date.untouched.wat |  17 +--
 2 files changed, 102 insertions(+), 84 deletions(-)

diff --git a/tests/compiler/std/date.optimized.wat b/tests/compiler/std/date.optimized.wat
index e54dad42ff..db49bbce2a 100644
--- a/tests/compiler/std/date.optimized.wat
+++ b/tests/compiler/std/date.optimized.wat
@@ -13,9 +13,8 @@
  (type $i32_i32_i32_i32_=>_i32 (func (param i32 i32 i32 i32) (result i32)))
  (type $i32_i32_i32_i32_i32_i32_i32_=>_i64 (func (param i32 i32 i32 i32 i32 i32 i32) (result i64)))
  (import "env" "abort" (func $~lib/builtins/abort (param i32 i32 i32 i32)))
- (global $~lib/date/year (mut i32) (i32.const 0))
- (global $~lib/date/month (mut i32) (i32.const 0))
- (global $~lib/date/day (mut i32) (i32.const 0))
+ (global $~lib/date/_day (mut i32) (i32.const 0))
+ (global $~lib/date/_month (mut i32) (i32.const 0))
  (global $~lib/rt/itcms/total (mut i32) (i32.const 0))
  (global $~lib/rt/itcms/threshold (mut i32) (i32.const 0))
  (global $~lib/rt/itcms/state (mut i32) (i32.const 0))
@@ -26,79 +25,103 @@
  (global $~lib/rt/itcms/white (mut i32) (i32.const 0))
  (global $~lib/rt/itcms/fromSpace (mut i32) (i32.const 0))
  (global $~lib/rt/tlsf/ROOT (mut i32) (i32.const 0))
- (global $~lib/memory/__stack_pointer (mut i32) (i32.const 19540))
+ (global $~lib/memory/__stack_pointer (mut i32) (i32.const 20404))
  (global $~started (mut i32) (i32.const 0))
  (memory $0 1)
  (data (i32.const 1036) ",")
- (data (i32.const 1048) "\01\00\00\00\16\00\00\00s\00t\00d\00/\00d\00a\00t\00e\00.\00t\00s")
- (data (i32.const 1084) "<")
- (data (i32.const 1096) "\01\00\00\00(\00\00\00A\00l\00l\00o\00c\00a\00t\00i\00o\00n\00 \00t\00o\00o\00 \00l\00a\00r\00g\00e")
- (data (i32.const 1148) "<")
- (data (i32.const 1160) "\01\00\00\00 \00\00\00~\00l\00i\00b\00/\00r\00t\00/\00i\00t\00c\00m\00s\00.\00t\00s")
- (data (i32.const 1276) "<")
- (data (i32.const 1288) "\01\00\00\00$\00\00\00I\00n\00d\00e\00x\00 \00o\00u\00t\00 \00o\00f\00 \00r\00a\00n\00g\00e")
- (data (i32.const 1340) ",")
- (data (i32.const 1352) "\01\00\00\00\14\00\00\00~\00l\00i\00b\00/\00r\00t\00.\00t\00s")
- (data (i32.const 1420) "<")
- (data (i32.const 1432) "\01\00\00\00\1e\00\00\00~\00l\00i\00b\00/\00r\00t\00/\00t\00l\00s\00f\00.\00t\00s")
- (data (i32.const 1484) "<")
- (data (i32.const 1496) "\01\00\00\00$\00\00\00V\00a\00l\00u\00e\00 \00o\00u\00t\00 \00o\00f\00 \00r\00a\00n\00g\00e")
- (data (i32.const 1548) ",")
- (data (i32.const 1560) "\01\00\00\00\18\00\00\00~\00l\00i\00b\00/\00d\00a\00t\00e\00.\00t\00s")
- (data (i32.const 1596) "|")
- (data (i32.const 1608) "\01\00\00\00d\00\00\00t\00o\00S\00t\00r\00i\00n\00g\00(\00)\00 \00r\00a\00d\00i\00x\00 \00a\00r\00g\00u\00m\00e\00n\00t\00 \00m\00u\00s\00t\00 \00b\00e\00 \00b\00e\00t\00w\00e\00e\00n\00 \002\00 \00a\00n\00d\00 \003\006")
- (data (i32.const 1724) "<")
- (data (i32.const 1736) "\01\00\00\00&\00\00\00~\00l\00i\00b\00/\00u\00t\00i\00l\00/\00n\00u\00m\00b\00e\00r\00.\00t\00s")
- (data (i32.const 1788) "\1c")
- (data (i32.const 1800) "\01\00\00\00\02\00\00\000")
- (data (i32.const 1820) "\\")
- (data (i32.const 1832) "\01\00\00\00H\00\00\000\001\002\003\004\005\006\007\008\009\00a\00b\00c\00d\00e\00f\00g\00h\00i\00j\00k\00l\00m\00n\00o\00p\00q\00r\00s\00t\00u\00v\00w\00x\00y\00z")
- (data (i32.const 1916) "\1c")
- (data (i32.const 1928) "\01\00\00\00\02\00\00\00+")
- (data (i32.const 1948) "\1c")
- (data (i32.const 1960) "\01")
- (data (i32.const 1980) "\1c")
- (data (i32.const 1992) "\01\00\00\00\02\00\00\00-")
- (data (i32.const 2012) "\1c")
- (data (i32.const 2024) "\01\00\00\00\02\00\00\00T")
- (data (i32.const 2044) "\1c")
- (data (i32.const 2056) "\01\00\00\00\02\00\00\00:")
- (data (i32.const 2076) "\1c")
- (data (i32.const 2088) "\01\00\00\00\02\00\00\00.")
- (data (i32.const 2108) "\1c")
- (data (i32.const 2120) "\01\00\00\00\02\00\00\00Z")
- (data (i32.const 2140) "L")
- (data (i32.const 2152) "\01\00\00\000\00\00\002\000\000\009\00-\000\001\00-\000\006\00T\000\008\00:\004\000\00:\003\001\00.\000\002\000\00Z")
- (data (i32.const 2220) "L")
- (data (i32.const 2232) "\01\00\00\000\00\00\002\000\000\009\00-\000\001\00-\000\006\00T\000\008\00:\004\000\00:\003\001\00.\004\005\006\00Z")
- (data (i32.const 2300) "L")
- (data (i32.const 2312) "\01\00\00\006\00\00\00+\000\001\002\001\008\004\00-\000\004\00-\000\008\00T\001\003\00:\000\007\00:\001\001\00.\000\002\000\00Z")
- (data (i32.const 2380) ",")
- (data (i32.const 2392) "\01\00\00\00\14\00\00\001\009\007\006\00-\000\002\00-\000\002")
- (data (i32.const 2428) ",")
- (data (i32.const 2440) "\01\00\00\00\1c\00\00\00I\00n\00v\00a\00l\00i\00d\00 \00l\00e\00n\00g\00t\00h")
- (data (i32.const 2476) ",")
- (data (i32.const 2488) "\01\00\00\00\1a\00\00\00~\00l\00i\00b\00/\00a\00r\00r\00a\00y\00.\00t\00s")
- (data (i32.const 2524) "|")
- (data (i32.const 2536) "\01\00\00\00^\00\00\00E\00l\00e\00m\00e\00n\00t\00 \00t\00y\00p\00e\00 \00m\00u\00s\00t\00 \00b\00e\00 \00n\00u\00l\00l\00a\00b\00l\00e\00 \00i\00f\00 \00a\00r\00r\00a\00y\00 \00i\00s\00 \00h\00o\00l\00e\00y")
- (data (i32.const 2652) "\1c")
- (data (i32.const 2664) "\01\00\00\00\04\00\00\001\009")
- (data (i32.const 2684) ",")
- (data (i32.const 2696) "\01\00\00\00\10\00\00\001\009\007\006\00-\002\00-\002")
- (data (i32.const 2732) ",")
- (data (i32.const 2744) "\01\00\00\00\14\00\00\002\003\004\005\00-\001\001\00-\000\004")
- (data (i32.const 2780) ",")
- (data (i32.const 2792) "\01\00\00\00\14\00\00\001\009\007\006\00-\000\004\00-\000\002")
- (data (i32.const 2828) ",")
- (data (i32.const 2840) "\01\00\00\00\10\00\00\007\006\00-\000\004\00-\000\002")
- (data (i32.const 2876) "<")
- (data (i32.const 2888) "\01\00\00\00&\00\00\001\009\007\006\00-\000\002\00-\000\002\00T\001\002\00:\003\004\00:\005\006")
- (data (i32.const 2940) "L")
- (data (i32.const 2952) "\01\00\00\00.\00\00\001\009\007\006\00-\000\002\00-\000\002\00T\001\002\00:\003\004\00:\005\006\00.\004\005\006")
- (data (i32.const 3020) "L")
- (data (i32.const 3032) "\01\00\00\000\00\00\001\009\007\006\00-\000\002\00-\000\002\00T\001\002\00:\003\004\00:\005\006\00.\004\005\006\00Z")
- (data (i32.const 3104) "\06\00\00\00 \00\00\00\00\00\00\00 ")
- (data (i32.const 3132) " \00\00\00\00\00\00\00\02A\00\00\00\00\00\00\02\t")
+ (data (i32.const 1048) "\01\00\00\00\18\00\00\00I\00n\00v\00a\00l\00i\00d\00 \00D\00a\00t\00e")
+ (data (i32.const 1084) ",")
+ (data (i32.const 1096) "\01\00\00\00\18\00\00\00~\00l\00i\00b\00/\00d\00a\00t\00e\00.\00t\00s")
+ (data (i32.const 1132) ",")
+ (data (i32.const 1144) "\01\00\00\00\16\00\00\00s\00t\00d\00/\00d\00a\00t\00e\00.\00t\00s")
+ (data (i32.const 1180) "<")
+ (data (i32.const 1192) "\01\00\00\00(\00\00\00A\00l\00l\00o\00c\00a\00t\00i\00o\00n\00 \00t\00o\00o\00 \00l\00a\00r\00g\00e")
+ (data (i32.const 1244) "<")
+ (data (i32.const 1256) "\01\00\00\00 \00\00\00~\00l\00i\00b\00/\00r\00t\00/\00i\00t\00c\00m\00s\00.\00t\00s")
+ (data (i32.const 1372) "<")
+ (data (i32.const 1384) "\01\00\00\00$\00\00\00I\00n\00d\00e\00x\00 \00o\00u\00t\00 \00o\00f\00 \00r\00a\00n\00g\00e")
+ (data (i32.const 1436) ",")
+ (data (i32.const 1448) "\01\00\00\00\14\00\00\00~\00l\00i\00b\00/\00r\00t\00.\00t\00s")
+ (data (i32.const 1516) "<")
+ (data (i32.const 1528) "\01\00\00\00\1e\00\00\00~\00l\00i\00b\00/\00r\00t\00/\00t\00l\00s\00f\00.\00t\00s")
+ (data (i32.const 1580) "\1c")
+ (data (i32.const 1592) "\01\00\00\00\02\00\00\00-")
+ (data (i32.const 1612) "\1c")
+ (data (i32.const 1624) "\01\00\00\00\02\00\00\00+")
+ (data (i32.const 1644) "|")
+ (data (i32.const 1656) "\01\00\00\00d\00\00\00t\00o\00S\00t\00r\00i\00n\00g\00(\00)\00 \00r\00a\00d\00i\00x\00 \00a\00r\00g\00u\00m\00e\00n\00t\00 \00m\00u\00s\00t\00 \00b\00e\00 \00b\00e\00t\00w\00e\00e\00n\00 \002\00 \00a\00n\00d\00 \003\006")
+ (data (i32.const 1772) "<")
+ (data (i32.const 1784) "\01\00\00\00&\00\00\00~\00l\00i\00b\00/\00u\00t\00i\00l\00/\00n\00u\00m\00b\00e\00r\00.\00t\00s")
+ (data (i32.const 1836) "\1c")
+ (data (i32.const 1848) "\01\00\00\00\02\00\00\000")
+ (data (i32.const 1868) "\\")
+ (data (i32.const 1880) "\01\00\00\00H\00\00\000\001\002\003\004\005\006\007\008\009\00a\00b\00c\00d\00e\00f\00g\00h\00i\00j\00k\00l\00m\00n\00o\00p\00q\00r\00s\00t\00u\00v\00w\00x\00y\00z")
+ (data (i32.const 1964) "\1c")
+ (data (i32.const 1976) "\01")
+ (data (i32.const 1996) "\1c")
+ (data (i32.const 2008) "\01\00\00\00\02\00\00\00T")
+ (data (i32.const 2028) "\1c")
+ (data (i32.const 2040) "\01\00\00\00\02\00\00\00:")
+ (data (i32.const 2060) "\1c")
+ (data (i32.const 2072) "\01\00\00\00\02\00\00\00.")
+ (data (i32.const 2092) "\1c")
+ (data (i32.const 2104) "\01\00\00\00\02\00\00\00Z")
+ (data (i32.const 2124) "L")
+ (data (i32.const 2136) "\01\00\00\000\00\00\000\000\000\000\00-\000\001\00-\000\001\00T\000\000\00:\000\000\00:\000\000\00.\000\000\000\00Z")
+ (data (i32.const 2204) "L")
+ (data (i32.const 2216) "\01\00\00\006\00\00\00-\000\000\000\000\000\001\00-\001\002\00-\003\001\00T\002\003\00:\005\009\00:\005\009\00.\009\009\009\00Z")
+ (data (i32.const 2284) "L")
+ (data (i32.const 2296) "\01\00\00\000\00\00\000\000\000\001\00-\000\004\00-\000\007\00T\002\003\00:\000\006\00:\004\000\00.\000\000\000\00Z")
+ (data (i32.const 2364) "L")
+ (data (i32.const 2376) "\01\00\00\000\00\00\002\000\000\009\00-\000\001\00-\000\006\00T\000\008\00:\004\000\00:\003\001\00.\000\002\000\00Z")
+ (data (i32.const 2444) "L")
+ (data (i32.const 2456) "\01\00\00\000\00\00\002\000\000\009\00-\000\001\00-\000\006\00T\000\008\00:\004\000\00:\003\001\00.\004\005\006\00Z")
+ (data (i32.const 2524) "L")
+ (data (i32.const 2536) "\01\00\00\006\00\00\00+\000\001\002\001\008\004\00-\000\004\00-\000\008\00T\001\003\00:\000\007\00:\001\001\00.\000\002\000\00Z")
+ (data (i32.const 2604) "L")
+ (data (i32.const 2616) "\01\00\00\000\00\00\009\009\009\009\00-\001\002\00-\003\001\00T\002\003\00:\005\009\00:\005\009\00.\009\009\009\00Z")
+ (data (i32.const 2684) "L")
+ (data (i32.const 2696) "\01\00\00\006\00\00\00+\000\001\000\000\000\000\00-\000\001\00-\000\001\00T\000\000\00:\000\000\00:\000\000\00.\000\000\000\00Z")
+ (data (i32.const 2764) "L")
+ (data (i32.const 2776) "\01\00\00\006\00\00\00-\000\000\000\000\002\002\00-\000\006\00-\001\006\00T\001\007\00:\001\003\00:\005\000\00.\007\007\004\00Z")
+ (data (i32.const 2844) ",")
+ (data (i32.const 2856) "\01\00\00\00\14\00\00\001\009\007\006\00-\000\002\00-\000\002")
+ (data (i32.const 2892) ",")
+ (data (i32.const 2904) "\01\00\00\00\1c\00\00\00I\00n\00v\00a\00l\00i\00d\00 \00l\00e\00n\00g\00t\00h")
+ (data (i32.const 2940) ",")
+ (data (i32.const 2952) "\01\00\00\00\1a\00\00\00~\00l\00i\00b\00/\00a\00r\00r\00a\00y\00.\00t\00s")
+ (data (i32.const 2988) "|")
+ (data (i32.const 3000) "\01\00\00\00^\00\00\00E\00l\00e\00m\00e\00n\00t\00 \00t\00y\00p\00e\00 \00m\00u\00s\00t\00 \00b\00e\00 \00n\00u\00l\00l\00a\00b\00l\00e\00 \00i\00f\00 \00a\00r\00r\00a\00y\00 \00i\00s\00 \00h\00o\00l\00e\00y")
+ (data (i32.const 3116) ",")
+ (data (i32.const 3128) "\01\00\00\00\10\00\00\001\009\007\006\00-\002\00-\002")
+ (data (i32.const 3164) ",")
+ (data (i32.const 3176) "\01\00\00\00\14\00\00\002\003\004\005\00-\001\001\00-\000\004")
+ (data (i32.const 3212) "<")
+ (data (i32.const 3224) "\01\00\00\00&\00\00\001\009\007\006\00-\000\002\00-\000\002\00T\001\002\00:\003\004\00:\005\006")
+ (data (i32.const 3276) "L")
+ (data (i32.const 3288) "\01\00\00\00.\00\00\001\009\007\006\00-\000\002\00-\000\002\00T\001\002\00:\003\004\00:\005\006\00.\004\005\006")
+ (data (i32.const 3356) "L")
+ (data (i32.const 3368) "\01\00\00\000\00\00\001\009\007\006\00-\000\002\00-\000\002\00T\001\002\00:\003\004\00:\005\006\00.\004\005\006\00Z")
+ (data (i32.const 3436) "\1c")
+ (data (i32.const 3448) "\01\00\00\00\08\00\00\000\000\000\000")
+ (data (i32.const 3468) "\1c")
+ (data (i32.const 3480) "\01\00\00\00\08\00\00\000\000\000\001")
+ (data (i32.const 3500) "\1c")
+ (data (i32.const 3512) "\01\00\00\00\08\00\00\001\009\007\006")
+ (data (i32.const 3532) ",")
+ (data (i32.const 3544) "\01\00\00\00\0e\00\00\001\009\007\006\00-\000\002")
+ (data (i32.const 3580) "<")
+ (data (i32.const 3592) "\01\00\00\00 \00\00\001\009\007\006\00-\000\002\00-\000\002\00T\001\002\00:\003\004")
+ (data (i32.const 3644) "L")
+ (data (i32.const 3656) "\01\00\00\006\00\00\00-\002\007\001\008\002\001\00-\000\004\00-\002\000\00T\000\000\00:\000\000\00:\000\000\00.\000\000\000\00Z")
+ (data (i32.const 3724) "L")
+ (data (i32.const 3736) "\01\00\00\006\00\00\00+\002\007\005\007\006\000\00-\000\009\00-\001\003\00T\000\000\00:\000\000\00:\000\000\00.\000\000\000\00Z")
+ (data (i32.const 3804) "L")
+ (data (i32.const 3816) "\01\00\00\006\00\00\00+\002\007\005\007\006\000\00-\000\009\00-\001\002\00T\002\003\00:\005\009\00:\005\009\00.\009\009\009\00Z")
+ (data (i32.const 3884) "L")
+ (data (i32.const 3896) "\01\00\00\006\00\00\00-\002\007\001\008\002\001\00-\000\004\00-\002\000\00T\000\000\00:\000\000\00:\000\000\00.\000\000\001\00Z")
+ (data (i32.const 3968) "\06\00\00\00 \00\00\00\00\00\00\00 ")
+ (data (i32.const 3996) " \00\00\00\00\00\00\00\02A\00\00\00\00\00\00\02\t")
  (export "memory" (memory $0))
  (export "_start" (func $~start))
  (func $~lib/date/daysSinceEpoch (param $0 i32) (param $1 i32) (param $2 i32) (result i32)
diff --git a/tests/compiler/std/date.untouched.wat b/tests/compiler/std/date.untouched.wat
index 4221eb1f0e..294971ef9a 100644
--- a/tests/compiler/std/date.untouched.wat
+++ b/tests/compiler/std/date.untouched.wat
@@ -20,13 +20,8 @@
  (type $i32_i32_i32_i32_i32_i32_i32_=>_i64 (func (param i32 i32 i32 i32 i32 i32 i32) (result i64)))
  (type $i32_i64_=>_i64 (func (param i32 i64) (result i64)))
  (import "env" "abort" (func $~lib/builtins/abort (param i32 i32 i32 i32)))
- (global $~lib/date/MILLIS_PER_DAY i32 (i32.const 86400000))
- (global $~lib/date/MILLIS_PER_HOUR i32 (i32.const 3600000))
- (global $~lib/date/MILLIS_PER_MINUTE i32 (i32.const 60000))
- (global $~lib/date/MILLIS_PER_SECOND i32 (i32.const 1000))
- (global $~lib/date/year (mut i32) (i32.const 0))
- (global $~lib/date/month (mut i32) (i32.const 0))
- (global $~lib/date/day (mut i32) (i32.const 0))
+ (global $~lib/date/_day (mut i32) (i32.const 0))
+ (global $~lib/date/_month (mut i32) (i32.const 0))
  (global $~lib/rt/itcms/total (mut i32) (i32.const 0))
  (global $~lib/rt/itcms/threshold (mut i32) (i32.const 0))
  (global $~lib/rt/itcms/state (mut i32) (i32.const 0))
@@ -40,10 +35,10 @@
  (global $~lib/ASC_LOW_MEMORY_LIMIT i32 (i32.const 0))
  (global $~lib/ASC_SHRINK_LEVEL i32 (i32.const 0))
  (global $~lib/builtins/i32.MAX_VALUE i32 (i32.const 2147483647))
- (global $~lib/rt/__rtti_base i32 (i32.const 3536))
- (global $~lib/memory/__data_end i32 (i32.const 3588))
- (global $~lib/memory/__stack_pointer (mut i32) (i32.const 19972))
- (global $~lib/memory/__heap_base i32 (i32.const 19972))
+ (global $~lib/rt/__rtti_base i32 (i32.const 4400))
+ (global $~lib/memory/__data_end i32 (i32.const 4452))
+ (global $~lib/memory/__stack_pointer (mut i32) (i32.const 20836))
+ (global $~lib/memory/__heap_base i32 (i32.const 20836))
  (global $~started (mut i32) (i32.const 0))
  (memory $0 1)
  (data (i32.const 12) ",\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\18\00\00\00I\00n\00v\00a\00l\00i\00d\00 \00D\00a\00t\00e\00\00\00\00\00")

From eb29f2da0542a85b2148cf7e7dd09a2c6bcae64e Mon Sep 17 00:00:00 2001
From: MaxGraey <maxgraey@gmail.com>
Date: Sun, 18 Apr 2021 09:37:38 +0300
Subject: [PATCH 35/47] more tests

---
 tests/compiler/std/date.optimized.wat | 157 ++++++++++++++++++-------
 tests/compiler/std/date.ts            |  10 ++
 tests/compiler/std/date.untouched.wat | 162 +++++++++++++++++++-------
 3 files changed, 241 insertions(+), 88 deletions(-)

diff --git a/tests/compiler/std/date.optimized.wat b/tests/compiler/std/date.optimized.wat
index db49bbce2a..dc3c6473fa 100644
--- a/tests/compiler/std/date.optimized.wat
+++ b/tests/compiler/std/date.optimized.wat
@@ -5336,11 +5336,65 @@
     unreachable
    end
    local.get $0
+   i64.load offset=16
+   i64.const 7899941177818720
+   i64.ne
+   if
+    i32.const 0
+    i32.const 1152
+    i32.const 185
+    i32.const 3
+    call $~lib/builtins/abort
+    unreachable
+   end
+   local.get $0
    i32.const 1
    call $~lib/date/Date#setUTCMonth
    local.get $0
    i32.const 12
    call $~lib/date/Date#setUTCMonth
+   local.get $0
+   i64.load offset=16
+   i64.const 7899967616218720
+   i64.ne
+   if
+    i32.const 0
+    i32.const 1152
+    i32.const 189
+    i32.const 3
+    call $~lib/builtins/abort
+    unreachable
+   end
+   local.get $0
+   i32.const 0
+   call $~lib/date/Date#setUTCMonth
+   local.get $0
+   i64.load offset=16
+   i64.const 7899967616218720
+   i64.ne
+   if
+    i32.const 0
+    i32.const 1152
+    i32.const 193
+    i32.const 3
+    call $~lib/builtins/abort
+    unreachable
+   end
+   local.get $0
+   i32.const 13
+   call $~lib/date/Date#setUTCMonth
+   local.get $0
+   i64.load offset=16
+   i64.const 7900001830618720
+   i64.ne
+   if
+    i32.const 0
+    i32.const 1152
+    i32.const 195
+    i32.const 3
+    call $~lib/builtins/abort
+    unreachable
+   end
    global.get $~lib/memory/__stack_pointer
    i64.const 7941202527925698
    call $~lib/date/Date#constructor
@@ -5353,7 +5407,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 193
+    i32.const 201
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5368,7 +5422,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 195
+    i32.const 203
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5383,7 +5437,22 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 197
+    i32.const 205
+    i32.const 3
+    call $~lib/builtins/abort
+    unreachable
+   end
+   local.get $0
+   i32.const 71
+   call $~lib/date/Date#setUTCFullYear
+   local.get $0
+   i32.load
+   i32.const 71
+   i32.ne
+   if
+    i32.const 0
+    i32.const 1152
+    i32.const 207
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5409,7 +5478,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 203
+    i32.const 213
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5435,7 +5504,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 205
+    i32.const 215
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5461,7 +5530,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 207
+    i32.const 217
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5487,7 +5556,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 209
+    i32.const 219
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5513,7 +5582,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 211
+    i32.const 221
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5539,7 +5608,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 213
+    i32.const 223
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5565,7 +5634,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 215
+    i32.const 225
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5591,7 +5660,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 217
+    i32.const 227
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5617,7 +5686,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 219
+    i32.const 229
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5637,7 +5706,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 226
+    i32.const 236
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5657,7 +5726,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 228
+    i32.const 238
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5677,7 +5746,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 230
+    i32.const 240
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5697,7 +5766,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 234
+    i32.const 244
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5717,7 +5786,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 238
+    i32.const 248
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5737,7 +5806,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 242
+    i32.const 252
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5757,7 +5826,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 245
+    i32.const 255
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5777,7 +5846,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 248
+    i32.const 258
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5797,7 +5866,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 251
+    i32.const 261
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5817,7 +5886,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 254
+    i32.const 264
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5837,7 +5906,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 257
+    i32.const 267
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5857,7 +5926,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 260
+    i32.const 270
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5877,7 +5946,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 263
+    i32.const 273
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5899,7 +5968,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 273
+    i32.const 283
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5911,7 +5980,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 274
+    i32.const 284
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5923,7 +5992,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 276
+    i32.const 286
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5935,7 +6004,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 277
+    i32.const 287
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5947,7 +6016,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 279
+    i32.const 289
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5959,7 +6028,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 280
+    i32.const 290
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5971,7 +6040,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 282
+    i32.const 292
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5983,7 +6052,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 283
+    i32.const 293
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -6004,7 +6073,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 285
+    i32.const 295
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -6025,7 +6094,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 286
+    i32.const 296
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -6047,7 +6116,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 291
+    i32.const 301
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -6059,7 +6128,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 292
+    i32.const 302
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -6071,7 +6140,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 293
+    i32.const 303
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -6081,7 +6150,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 294
+    i32.const 304
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -6091,7 +6160,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 295
+    i32.const 305
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -6101,7 +6170,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 296
+    i32.const 306
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -6113,7 +6182,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 297
+    i32.const 307
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -6134,7 +6203,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 299
+    i32.const 309
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -6155,7 +6224,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 300
+    i32.const 310
     i32.const 3
     call $~lib/builtins/abort
     unreachable
diff --git a/tests/compiler/std/date.ts b/tests/compiler/std/date.ts
index 9233be8727..b1897bcbb3 100644
--- a/tests/compiler/std/date.ts
+++ b/tests/compiler/std/date.ts
@@ -182,9 +182,17 @@
   assert(date.getUTCMonth() == 10);
   date.setUTCMonth(2);
   assert(date.getUTCMonth() == 2);
+  assert(date.getTime() == 7899941177818720);
   // test boundaries
   date.setUTCMonth(1);
   date.setUTCMonth(12);
+  assert(date.getTime() == 7899967616218720);
+
+  // test out of boundaries
+  date.setUTCMonth(0);
+  assert(date.getTime() == 7899967616218720);
+  date.setUTCMonth(13);
+  assert(date.getTime() == 7900001830618720);
 }
 
 // Date#setUTCFullYear /////////////////////////////////////////////////////////////////////////////
@@ -195,6 +203,8 @@
   assert(date.getUTCFullYear() == 1976);
   date.setUTCFullYear(20212);
   assert(date.getUTCFullYear() == 20212);
+  date.setUTCFullYear(71);
+  assert(date.getUTCFullYear() == 71);
 }
 
 // Date#toISOString ////////////////////////////////////////////////////////////////////////////////
diff --git a/tests/compiler/std/date.untouched.wat b/tests/compiler/std/date.untouched.wat
index 294971ef9a..162b0cb40d 100644
--- a/tests/compiler/std/date.untouched.wat
+++ b/tests/compiler/std/date.untouched.wat
@@ -8300,11 +8300,69 @@
    unreachable
   end
   local.get $1
+  call $~lib/date/Date#getTime
+  i64.const 7899941177818720
+  i64.eq
+  i32.eqz
+  if
+   i32.const 0
+   i32.const 128
+   i32.const 185
+   i32.const 3
+   call $~lib/builtins/abort
+   unreachable
+  end
+  local.get $1
   i32.const 1
   call $~lib/date/Date#setUTCMonth
   local.get $1
   i32.const 12
   call $~lib/date/Date#setUTCMonth
+  local.get $1
+  call $~lib/date/Date#getTime
+  i64.const 7899967616218720
+  i64.eq
+  i32.eqz
+  if
+   i32.const 0
+   i32.const 128
+   i32.const 189
+   i32.const 3
+   call $~lib/builtins/abort
+   unreachable
+  end
+  local.get $1
+  i32.const 0
+  call $~lib/date/Date#setUTCMonth
+  local.get $1
+  call $~lib/date/Date#getTime
+  i64.const 7899967616218720
+  i64.eq
+  i32.eqz
+  if
+   i32.const 0
+   i32.const 128
+   i32.const 193
+   i32.const 3
+   call $~lib/builtins/abort
+   unreachable
+  end
+  local.get $1
+  i32.const 13
+  call $~lib/date/Date#setUTCMonth
+  local.get $1
+  call $~lib/date/Date#getTime
+  i64.const 7900001830618720
+  i64.eq
+  i32.eqz
+  if
+   i32.const 0
+   i32.const 128
+   i32.const 195
+   i32.const 3
+   call $~lib/builtins/abort
+   unreachable
+  end
   global.get $~lib/memory/__stack_pointer
   i32.const 0
   i64.const 7941202527925698
@@ -8319,7 +8377,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 193
+   i32.const 201
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8335,7 +8393,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 195
+   i32.const 203
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8351,7 +8409,23 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 197
+   i32.const 205
+   i32.const 3
+   call $~lib/builtins/abort
+   unreachable
+  end
+  local.get $1
+  i32.const 71
+  call $~lib/date/Date#setUTCFullYear
+  local.get $1
+  call $~lib/date/Date#getUTCFullYear
+  i32.const 71
+  i32.eq
+  i32.eqz
+  if
+   i32.const 0
+   i32.const 128
+   i32.const 207
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8380,7 +8454,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 203
+   i32.const 213
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8411,7 +8485,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 205
+   i32.const 215
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8440,7 +8514,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 207
+   i32.const 217
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8469,7 +8543,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 209
+   i32.const 219
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8498,7 +8572,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 211
+   i32.const 221
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8527,7 +8601,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 213
+   i32.const 223
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8556,7 +8630,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 215
+   i32.const 225
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8585,7 +8659,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 217
+   i32.const 227
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8614,7 +8688,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 219
+   i32.const 229
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8637,7 +8711,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 226
+   i32.const 236
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8660,7 +8734,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 228
+   i32.const 238
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8683,7 +8757,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 230
+   i32.const 240
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8706,7 +8780,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 234
+   i32.const 244
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8729,7 +8803,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 238
+   i32.const 248
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8752,7 +8826,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 242
+   i32.const 252
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8775,7 +8849,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 245
+   i32.const 255
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8798,7 +8872,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 248
+   i32.const 258
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8821,7 +8895,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 251
+   i32.const 261
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8844,7 +8918,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 254
+   i32.const 264
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8867,7 +8941,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 257
+   i32.const 267
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8890,7 +8964,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 260
+   i32.const 270
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8913,7 +8987,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 263
+   i32.const 273
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8938,7 +9012,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 273
+   i32.const 283
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8951,7 +9025,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 274
+   i32.const 284
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8964,7 +9038,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 276
+   i32.const 286
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8977,7 +9051,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 277
+   i32.const 287
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8990,7 +9064,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 279
+   i32.const 289
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -9003,7 +9077,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 280
+   i32.const 290
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -9016,7 +9090,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 282
+   i32.const 292
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -9029,7 +9103,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 283
+   i32.const 293
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -9052,7 +9126,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 285
+   i32.const 295
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -9075,7 +9149,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 286
+   i32.const 296
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -9104,7 +9178,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 291
+   i32.const 301
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -9117,7 +9191,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 292
+   i32.const 302
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -9130,7 +9204,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 293
+   i32.const 303
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -9143,7 +9217,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 294
+   i32.const 304
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -9156,7 +9230,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 295
+   i32.const 305
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -9169,7 +9243,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 296
+   i32.const 306
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -9182,7 +9256,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 297
+   i32.const 307
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -9205,7 +9279,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 299
+   i32.const 309
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -9228,7 +9302,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 300
+   i32.const 310
    i32.const 3
    call $~lib/builtins/abort
    unreachable

From acb317624527dbd96bcb6ffa3e772486a8a2626a Mon Sep 17 00:00:00 2001
From: MaxGraey <maxgraey@gmail.com>
Date: Sun, 18 Apr 2021 11:08:19 +0300
Subject: [PATCH 36/47] more special tests

---
 tests/compiler/std/date.optimized.wat | 38 +++++++++++++--------------
 tests/compiler/std/date.ts            | 10 ++++++-
 tests/compiler/std/date.untouched.wat | 38 +++++++++++++--------------
 3 files changed, 47 insertions(+), 39 deletions(-)

diff --git a/tests/compiler/std/date.optimized.wat b/tests/compiler/std/date.optimized.wat
index dc3c6473fa..d1bdcc31bb 100644
--- a/tests/compiler/std/date.optimized.wat
+++ b/tests/compiler/std/date.optimized.wat
@@ -5968,7 +5968,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 283
+    i32.const 291
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5980,7 +5980,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 284
+    i32.const 292
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5992,7 +5992,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 286
+    i32.const 294
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -6004,7 +6004,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 287
+    i32.const 295
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -6016,7 +6016,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 289
+    i32.const 297
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -6028,7 +6028,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 290
+    i32.const 298
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -6040,7 +6040,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 292
+    i32.const 300
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -6052,7 +6052,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 293
+    i32.const 301
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -6073,7 +6073,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 295
+    i32.const 303
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -6094,7 +6094,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 296
+    i32.const 304
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -6116,7 +6116,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 301
+    i32.const 309
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -6128,7 +6128,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 302
+    i32.const 310
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -6140,7 +6140,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 303
+    i32.const 311
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -6150,7 +6150,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 304
+    i32.const 312
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -6160,7 +6160,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 305
+    i32.const 313
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -6170,7 +6170,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 306
+    i32.const 314
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -6182,7 +6182,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 307
+    i32.const 315
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -6203,7 +6203,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 309
+    i32.const 317
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -6224,7 +6224,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 310
+    i32.const 318
     i32.const 3
     call $~lib/builtins/abort
     unreachable
diff --git a/tests/compiler/std/date.ts b/tests/compiler/std/date.ts
index b1897bcbb3..a46c67807e 100644
--- a/tests/compiler/std/date.ts
+++ b/tests/compiler/std/date.ts
@@ -272,7 +272,15 @@
   date = Date.fromString("1976-02-02T12:34:56"); // still use Z suffix
   assert(date.getTime() == 192112496000);
 
-  // date = Date.fromString("1976-02-02T12"); // Invalid Date
+  // date = Date.fromString('0Z');
+  // assert(date.getTime() == 946684800000); // fail
+
+  // date = Date.fromString('000Z');
+  // assert(date.getTime() == 946684800000); // fail
+
+  // Date.fromString("");              // Invalid Date
+  // Date.fromString("1000000");       // Invalid Date
+  // Date.fromString("1976-02-02T12"); // Invalid Date
 }
 
 // Minimum / Maximum dates ////////////////////////////////////////////////////////////////////////
diff --git a/tests/compiler/std/date.untouched.wat b/tests/compiler/std/date.untouched.wat
index 162b0cb40d..da125db2b6 100644
--- a/tests/compiler/std/date.untouched.wat
+++ b/tests/compiler/std/date.untouched.wat
@@ -9012,7 +9012,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 283
+   i32.const 291
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -9025,7 +9025,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 284
+   i32.const 292
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -9038,7 +9038,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 286
+   i32.const 294
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -9051,7 +9051,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 287
+   i32.const 295
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -9064,7 +9064,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 289
+   i32.const 297
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -9077,7 +9077,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 290
+   i32.const 298
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -9090,7 +9090,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 292
+   i32.const 300
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -9103,7 +9103,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 293
+   i32.const 301
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -9126,7 +9126,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 295
+   i32.const 303
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -9149,7 +9149,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 296
+   i32.const 304
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -9178,7 +9178,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 301
+   i32.const 309
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -9191,7 +9191,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 302
+   i32.const 310
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -9204,7 +9204,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 303
+   i32.const 311
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -9217,7 +9217,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 304
+   i32.const 312
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -9230,7 +9230,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 305
+   i32.const 313
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -9243,7 +9243,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 306
+   i32.const 314
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -9256,7 +9256,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 307
+   i32.const 315
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -9279,7 +9279,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 309
+   i32.const 317
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -9302,7 +9302,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 310
+   i32.const 318
    i32.const 3
    call $~lib/builtins/abort
    unreachable

From fc58777c3689155ee78ac2549623bc70fde3442f Mon Sep 17 00:00:00 2001
From: MaxGraey <maxgraey@gmail.com>
Date: Sun, 18 Apr 2021 11:08:51 +0300
Subject: [PATCH 37/47] fixme later

---
 tests/compiler/std/date.ts | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/tests/compiler/std/date.ts b/tests/compiler/std/date.ts
index a46c67807e..e1875fe6f5 100644
--- a/tests/compiler/std/date.ts
+++ b/tests/compiler/std/date.ts
@@ -273,10 +273,10 @@
   assert(date.getTime() == 192112496000);
 
   // date = Date.fromString('0Z');
-  // assert(date.getTime() == 946684800000); // fail
+  // assert(date.getTime() == 946684800000); // FIXME: fail
 
   // date = Date.fromString('000Z');
-  // assert(date.getTime() == 946684800000); // fail
+  // assert(date.getTime() == 946684800000); // FIXME: fail
 
   // Date.fromString("");              // Invalid Date
   // Date.fromString("1000000");       // Invalid Date

From 9cbb950d710f63d4d832db5babba600ff77def22 Mon Sep 17 00:00:00 2001
From: MaxGraey <maxgraey@gmail.com>
Date: Wed, 21 Apr 2021 23:15:04 +0300
Subject: [PATCH 38/47] typo in comment

---
 tests/compiler/std/date.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tests/compiler/std/date.ts b/tests/compiler/std/date.ts
index e1875fe6f5..ed0dea9fbe 100644
--- a/tests/compiler/std/date.ts
+++ b/tests/compiler/std/date.ts
@@ -7,7 +7,7 @@
   assert(Date.UTC(-90) == -65007360000000);
   assert(Date.UTC(2018, 10, 10, 11, 0, 0, 1) == 1541847600001);
   assert(Date.UTC(275760, 8, 13, 0, 0, 0, 0) == 8640000000000000);
-  // ate.UTC(275760, 8, 13, 0, 0, 0, 1); // Invalid Date
+  // Date.UTC(275760, 8, 13, 0, 0, 0, 1); // Invalid Date
 }
 
 // Date get / set Time ////////////////////////////////////////////////////////////////////////////

From 1bf570b6a3b202a46582ee51826852dedcb39534 Mon Sep 17 00:00:00 2001
From: MaxGraey <maxgraey@gmail.com>
Date: Fri, 23 Apr 2021 14:42:17 +0300
Subject: [PATCH 39/47] force ci

---
 tests/compiler/std/date.optimized.wat | 218 +++++++++++++-------------
 tests/compiler/std/date.ts            |   1 +
 tests/compiler/std/date.untouched.wat | 218 +++++++++++++-------------
 3 files changed, 219 insertions(+), 218 deletions(-)

diff --git a/tests/compiler/std/date.optimized.wat b/tests/compiler/std/date.optimized.wat
index d1bdcc31bb..cc502e607d 100644
--- a/tests/compiler/std/date.optimized.wat
+++ b/tests/compiler/std/date.optimized.wat
@@ -4451,7 +4451,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 18
+    i32.const 19
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -4466,7 +4466,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 20
+    i32.const 21
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -4483,7 +4483,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 28
+    i32.const 29
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -4495,7 +4495,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 29
+    i32.const 30
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -4507,7 +4507,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 30
+    i32.const 31
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -4519,7 +4519,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 31
+    i32.const 32
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -4531,7 +4531,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 32
+    i32.const 33
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -4543,7 +4543,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 33
+    i32.const 34
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -4555,7 +4555,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 34
+    i32.const 35
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -4572,7 +4572,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 40
+    i32.const 41
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -4584,7 +4584,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 41
+    i32.const 42
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -4596,7 +4596,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 42
+    i32.const 43
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -4608,7 +4608,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 43
+    i32.const 44
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -4620,7 +4620,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 44
+    i32.const 45
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -4632,7 +4632,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 45
+    i32.const 46
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -4644,7 +4644,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 46
+    i32.const 47
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -4661,7 +4661,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 52
+    i32.const 53
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -4676,7 +4676,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 54
+    i32.const 55
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -4691,7 +4691,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 56
+    i32.const 57
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -4706,7 +4706,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 59
+    i32.const 60
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -4721,7 +4721,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 61
+    i32.const 62
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -4734,7 +4734,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 64
+    i32.const 65
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -4746,7 +4746,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 65
+    i32.const 66
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -4759,7 +4759,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 67
+    i32.const 68
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -4771,7 +4771,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 68
+    i32.const 69
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -4788,7 +4788,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 74
+    i32.const 75
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -4803,7 +4803,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 76
+    i32.const 77
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -4818,7 +4818,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 78
+    i32.const 79
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -4833,7 +4833,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 81
+    i32.const 82
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -4848,7 +4848,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 83
+    i32.const 84
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -4865,7 +4865,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 89
+    i32.const 90
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -4880,7 +4880,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 91
+    i32.const 92
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -4895,7 +4895,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 93
+    i32.const 94
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -4910,7 +4910,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 96
+    i32.const 97
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -4925,7 +4925,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 98
+    i32.const 99
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -4942,7 +4942,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 104
+    i32.const 105
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -4957,7 +4957,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 106
+    i32.const 107
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -4972,7 +4972,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 108
+    i32.const 109
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -4987,7 +4987,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 111
+    i32.const 112
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5002,7 +5002,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 113
+    i32.const 114
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5019,7 +5019,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 119
+    i32.const 120
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5031,7 +5031,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 120
+    i32.const 121
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5046,7 +5046,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 124
+    i32.const 125
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5061,7 +5061,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 126
+    i32.const 127
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5100,7 +5100,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 144
+    i32.const 145
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5112,7 +5112,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 145
+    i32.const 146
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5124,7 +5124,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 146
+    i32.const 147
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5136,7 +5136,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 147
+    i32.const 148
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5148,7 +5148,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 148
+    i32.const 149
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5168,7 +5168,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 152
+    i32.const 153
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5183,7 +5183,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 154
+    i32.const 155
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5198,7 +5198,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 157
+    i32.const 158
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5213,7 +5213,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 160
+    i32.const 161
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5228,7 +5228,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 163
+    i32.const 164
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5243,7 +5243,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 166
+    i32.const 167
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5263,7 +5263,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 170
+    i32.const 171
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5283,7 +5283,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 174
+    i32.const 175
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5300,7 +5300,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 180
+    i32.const 181
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5315,7 +5315,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 182
+    i32.const 183
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5330,7 +5330,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 184
+    i32.const 185
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5342,7 +5342,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 185
+    i32.const 186
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5360,7 +5360,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 189
+    i32.const 190
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5375,7 +5375,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 193
+    i32.const 194
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5390,7 +5390,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 195
+    i32.const 196
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5407,7 +5407,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 201
+    i32.const 202
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5422,7 +5422,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 203
+    i32.const 204
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5437,7 +5437,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 205
+    i32.const 206
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5452,7 +5452,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 207
+    i32.const 208
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5478,7 +5478,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 213
+    i32.const 214
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5504,7 +5504,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 215
+    i32.const 216
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5530,7 +5530,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 217
+    i32.const 218
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5556,7 +5556,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 219
+    i32.const 220
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5582,7 +5582,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 221
+    i32.const 222
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5608,7 +5608,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 223
+    i32.const 224
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5634,7 +5634,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 225
+    i32.const 226
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5660,7 +5660,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 227
+    i32.const 228
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5686,7 +5686,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 229
+    i32.const 230
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5706,7 +5706,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 236
+    i32.const 237
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5726,7 +5726,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 238
+    i32.const 239
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5746,7 +5746,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 240
+    i32.const 241
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5766,7 +5766,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 244
+    i32.const 245
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5786,7 +5786,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 248
+    i32.const 249
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5806,7 +5806,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 252
+    i32.const 253
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5826,7 +5826,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 255
+    i32.const 256
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5846,7 +5846,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 258
+    i32.const 259
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5866,7 +5866,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 261
+    i32.const 262
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5886,7 +5886,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 264
+    i32.const 265
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5906,7 +5906,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 267
+    i32.const 268
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5926,7 +5926,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 270
+    i32.const 271
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5946,7 +5946,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 273
+    i32.const 274
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5968,7 +5968,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 291
+    i32.const 292
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5980,7 +5980,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 292
+    i32.const 293
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5992,7 +5992,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 294
+    i32.const 295
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -6004,7 +6004,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 295
+    i32.const 296
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -6016,7 +6016,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 297
+    i32.const 298
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -6028,7 +6028,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 298
+    i32.const 299
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -6040,7 +6040,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 300
+    i32.const 301
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -6052,7 +6052,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 301
+    i32.const 302
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -6073,7 +6073,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 303
+    i32.const 304
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -6094,7 +6094,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 304
+    i32.const 305
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -6116,7 +6116,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 309
+    i32.const 310
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -6128,7 +6128,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 310
+    i32.const 311
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -6140,7 +6140,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 311
+    i32.const 312
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -6150,7 +6150,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 312
+    i32.const 313
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -6160,7 +6160,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 313
+    i32.const 314
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -6170,7 +6170,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 314
+    i32.const 315
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -6182,7 +6182,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 315
+    i32.const 316
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -6203,7 +6203,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 317
+    i32.const 318
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -6224,7 +6224,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 318
+    i32.const 319
     i32.const 3
     call $~lib/builtins/abort
     unreachable
diff --git a/tests/compiler/std/date.ts b/tests/compiler/std/date.ts
index ed0dea9fbe..ee44535431 100644
--- a/tests/compiler/std/date.ts
+++ b/tests/compiler/std/date.ts
@@ -7,6 +7,7 @@
   assert(Date.UTC(-90) == -65007360000000);
   assert(Date.UTC(2018, 10, 10, 11, 0, 0, 1) == 1541847600001);
   assert(Date.UTC(275760, 8, 13, 0, 0, 0, 0) == 8640000000000000);
+
   // Date.UTC(275760, 8, 13, 0, 0, 0, 1); // Invalid Date
 }
 
diff --git a/tests/compiler/std/date.untouched.wat b/tests/compiler/std/date.untouched.wat
index da125db2b6..68025b8d8c 100644
--- a/tests/compiler/std/date.untouched.wat
+++ b/tests/compiler/std/date.untouched.wat
@@ -7320,7 +7320,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 18
+   i32.const 19
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7341,7 +7341,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 20
+   i32.const 21
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7360,7 +7360,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 28
+   i32.const 29
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7373,7 +7373,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 29
+   i32.const 30
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7386,7 +7386,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 30
+   i32.const 31
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7399,7 +7399,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 31
+   i32.const 32
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7412,7 +7412,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 32
+   i32.const 33
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7425,7 +7425,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 33
+   i32.const 34
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7438,7 +7438,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 34
+   i32.const 35
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7457,7 +7457,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 40
+   i32.const 41
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7470,7 +7470,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 41
+   i32.const 42
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7483,7 +7483,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 42
+   i32.const 43
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7496,7 +7496,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 43
+   i32.const 44
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7509,7 +7509,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 44
+   i32.const 45
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7522,7 +7522,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 45
+   i32.const 46
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7535,7 +7535,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 46
+   i32.const 47
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7554,7 +7554,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 52
+   i32.const 53
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7570,7 +7570,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 54
+   i32.const 55
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7586,7 +7586,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 56
+   i32.const 57
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7602,7 +7602,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 59
+   i32.const 60
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7618,7 +7618,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 61
+   i32.const 62
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7634,7 +7634,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 64
+   i32.const 65
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7647,7 +7647,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 65
+   i32.const 66
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7663,7 +7663,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 67
+   i32.const 68
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7676,7 +7676,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 68
+   i32.const 69
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7695,7 +7695,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 74
+   i32.const 75
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7711,7 +7711,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 76
+   i32.const 77
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7727,7 +7727,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 78
+   i32.const 79
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7743,7 +7743,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 81
+   i32.const 82
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7759,7 +7759,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 83
+   i32.const 84
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7778,7 +7778,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 89
+   i32.const 90
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7794,7 +7794,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 91
+   i32.const 92
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7810,7 +7810,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 93
+   i32.const 94
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7826,7 +7826,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 96
+   i32.const 97
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7842,7 +7842,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 98
+   i32.const 99
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7861,7 +7861,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 104
+   i32.const 105
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7877,7 +7877,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 106
+   i32.const 107
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7893,7 +7893,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 108
+   i32.const 109
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7909,7 +7909,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 111
+   i32.const 112
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7925,7 +7925,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 113
+   i32.const 114
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7944,7 +7944,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 119
+   i32.const 120
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7957,7 +7957,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 120
+   i32.const 121
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7973,7 +7973,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 124
+   i32.const 125
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7989,7 +7989,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 126
+   i32.const 127
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8029,7 +8029,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 144
+   i32.const 145
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8042,7 +8042,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 145
+   i32.const 146
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8055,7 +8055,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 146
+   i32.const 147
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8068,7 +8068,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 147
+   i32.const 148
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8081,7 +8081,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 148
+   i32.const 149
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8103,7 +8103,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 152
+   i32.const 153
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8119,7 +8119,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 154
+   i32.const 155
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8135,7 +8135,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 157
+   i32.const 158
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8155,7 +8155,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 160
+   i32.const 161
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8177,7 +8177,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 163
+   i32.const 164
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8199,7 +8199,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 166
+   i32.const 167
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8221,7 +8221,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 170
+   i32.const 171
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8243,7 +8243,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 174
+   i32.const 175
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8262,7 +8262,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 180
+   i32.const 181
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8278,7 +8278,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 182
+   i32.const 183
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8294,7 +8294,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 184
+   i32.const 185
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8307,7 +8307,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 185
+   i32.const 186
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8326,7 +8326,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 189
+   i32.const 190
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8342,7 +8342,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 193
+   i32.const 194
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8358,7 +8358,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 195
+   i32.const 196
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8377,7 +8377,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 201
+   i32.const 202
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8393,7 +8393,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 203
+   i32.const 204
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8409,7 +8409,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 205
+   i32.const 206
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8425,7 +8425,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 207
+   i32.const 208
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8454,7 +8454,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 213
+   i32.const 214
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8485,7 +8485,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 215
+   i32.const 216
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8514,7 +8514,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 217
+   i32.const 218
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8543,7 +8543,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 219
+   i32.const 220
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8572,7 +8572,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 221
+   i32.const 222
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8601,7 +8601,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 223
+   i32.const 224
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8630,7 +8630,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 225
+   i32.const 226
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8659,7 +8659,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 227
+   i32.const 228
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8688,7 +8688,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 229
+   i32.const 230
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8711,7 +8711,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 236
+   i32.const 237
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8734,7 +8734,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 238
+   i32.const 239
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8757,7 +8757,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 240
+   i32.const 241
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8780,7 +8780,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 244
+   i32.const 245
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8803,7 +8803,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 248
+   i32.const 249
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8826,7 +8826,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 252
+   i32.const 253
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8849,7 +8849,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 255
+   i32.const 256
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8872,7 +8872,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 258
+   i32.const 259
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8895,7 +8895,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 261
+   i32.const 262
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8918,7 +8918,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 264
+   i32.const 265
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8941,7 +8941,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 267
+   i32.const 268
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8964,7 +8964,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 270
+   i32.const 271
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8987,7 +8987,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 273
+   i32.const 274
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -9012,7 +9012,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 291
+   i32.const 292
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -9025,7 +9025,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 292
+   i32.const 293
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -9038,7 +9038,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 294
+   i32.const 295
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -9051,7 +9051,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 295
+   i32.const 296
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -9064,7 +9064,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 297
+   i32.const 298
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -9077,7 +9077,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 298
+   i32.const 299
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -9090,7 +9090,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 300
+   i32.const 301
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -9103,7 +9103,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 301
+   i32.const 302
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -9126,7 +9126,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 303
+   i32.const 304
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -9149,7 +9149,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 304
+   i32.const 305
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -9178,7 +9178,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 309
+   i32.const 310
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -9191,7 +9191,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 310
+   i32.const 311
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -9204,7 +9204,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 311
+   i32.const 312
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -9217,7 +9217,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 312
+   i32.const 313
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -9230,7 +9230,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 313
+   i32.const 314
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -9243,7 +9243,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 314
+   i32.const 315
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -9256,7 +9256,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 315
+   i32.const 316
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -9279,7 +9279,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 317
+   i32.const 318
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -9302,7 +9302,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 318
+   i32.const 319
    i32.const 3
    call $~lib/builtins/abort
    unreachable

From 74a225c614976dcbdf710377d8f67b23385eb3d8 Mon Sep 17 00:00:00 2001
From: MaxGraey <maxgraey@gmail.com>
Date: Sat, 24 Apr 2021 09:13:45 +0300
Subject: [PATCH 40/47] works?

---
 .github/workflows/test.yml | 2 +-
 tests/compiler/std/date.ts | 1 -
 2 files changed, 1 insertion(+), 2 deletions(-)

diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 44bbf8126f..f457ad32ab 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -130,7 +130,7 @@ jobs:
     - uses: dcodeIO/setup-node-nvm@master
       with:
         node-mirror: https://nodejs.org/download/v8-canary/
-        node-version: "node"
+        node-version: 17
     - name: Install dependencies
       run: npm ci --no-audit
     - name: Clean distribution files
diff --git a/tests/compiler/std/date.ts b/tests/compiler/std/date.ts
index ee44535431..ed0dea9fbe 100644
--- a/tests/compiler/std/date.ts
+++ b/tests/compiler/std/date.ts
@@ -7,7 +7,6 @@
   assert(Date.UTC(-90) == -65007360000000);
   assert(Date.UTC(2018, 10, 10, 11, 0, 0, 1) == 1541847600001);
   assert(Date.UTC(275760, 8, 13, 0, 0, 0, 0) == 8640000000000000);
-
   // Date.UTC(275760, 8, 13, 0, 0, 0, 1); // Invalid Date
 }
 

From c57c91fb7d69fd2f1609c57b74570f95bd34a352 Mon Sep 17 00:00:00 2001
From: MaxGraey <maxgraey@gmail.com>
Date: Sat, 24 Apr 2021 09:22:55 +0300
Subject: [PATCH 41/47] upd fixtures

---
 tests/compiler/std/date.optimized.wat | 218 +++++++++++++-------------
 tests/compiler/std/date.untouched.wat | 218 +++++++++++++-------------
 2 files changed, 218 insertions(+), 218 deletions(-)

diff --git a/tests/compiler/std/date.optimized.wat b/tests/compiler/std/date.optimized.wat
index cc502e607d..d1bdcc31bb 100644
--- a/tests/compiler/std/date.optimized.wat
+++ b/tests/compiler/std/date.optimized.wat
@@ -4451,7 +4451,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 19
+    i32.const 18
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -4466,7 +4466,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 21
+    i32.const 20
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -4483,7 +4483,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 29
+    i32.const 28
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -4495,7 +4495,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 30
+    i32.const 29
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -4507,7 +4507,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 31
+    i32.const 30
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -4519,7 +4519,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 32
+    i32.const 31
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -4531,7 +4531,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 33
+    i32.const 32
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -4543,7 +4543,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 34
+    i32.const 33
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -4555,7 +4555,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 35
+    i32.const 34
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -4572,7 +4572,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 41
+    i32.const 40
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -4584,7 +4584,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 42
+    i32.const 41
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -4596,7 +4596,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 43
+    i32.const 42
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -4608,7 +4608,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 44
+    i32.const 43
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -4620,7 +4620,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 45
+    i32.const 44
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -4632,7 +4632,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 46
+    i32.const 45
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -4644,7 +4644,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 47
+    i32.const 46
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -4661,7 +4661,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 53
+    i32.const 52
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -4676,7 +4676,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 55
+    i32.const 54
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -4691,7 +4691,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 57
+    i32.const 56
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -4706,7 +4706,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 60
+    i32.const 59
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -4721,7 +4721,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 62
+    i32.const 61
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -4734,7 +4734,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 65
+    i32.const 64
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -4746,7 +4746,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 66
+    i32.const 65
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -4759,7 +4759,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 68
+    i32.const 67
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -4771,7 +4771,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 69
+    i32.const 68
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -4788,7 +4788,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 75
+    i32.const 74
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -4803,7 +4803,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 77
+    i32.const 76
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -4818,7 +4818,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 79
+    i32.const 78
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -4833,7 +4833,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 82
+    i32.const 81
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -4848,7 +4848,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 84
+    i32.const 83
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -4865,7 +4865,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 90
+    i32.const 89
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -4880,7 +4880,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 92
+    i32.const 91
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -4895,7 +4895,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 94
+    i32.const 93
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -4910,7 +4910,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 97
+    i32.const 96
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -4925,7 +4925,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 99
+    i32.const 98
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -4942,7 +4942,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 105
+    i32.const 104
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -4957,7 +4957,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 107
+    i32.const 106
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -4972,7 +4972,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 109
+    i32.const 108
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -4987,7 +4987,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 112
+    i32.const 111
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5002,7 +5002,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 114
+    i32.const 113
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5019,7 +5019,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 120
+    i32.const 119
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5031,7 +5031,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 121
+    i32.const 120
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5046,7 +5046,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 125
+    i32.const 124
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5061,7 +5061,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 127
+    i32.const 126
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5100,7 +5100,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 145
+    i32.const 144
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5112,7 +5112,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 146
+    i32.const 145
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5124,7 +5124,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 147
+    i32.const 146
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5136,7 +5136,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 148
+    i32.const 147
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5148,7 +5148,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 149
+    i32.const 148
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5168,7 +5168,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 153
+    i32.const 152
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5183,7 +5183,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 155
+    i32.const 154
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5198,7 +5198,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 158
+    i32.const 157
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5213,7 +5213,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 161
+    i32.const 160
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5228,7 +5228,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 164
+    i32.const 163
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5243,7 +5243,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 167
+    i32.const 166
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5263,7 +5263,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 171
+    i32.const 170
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5283,7 +5283,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 175
+    i32.const 174
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5300,7 +5300,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 181
+    i32.const 180
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5315,7 +5315,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 183
+    i32.const 182
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5330,7 +5330,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 185
+    i32.const 184
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5342,7 +5342,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 186
+    i32.const 185
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5360,7 +5360,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 190
+    i32.const 189
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5375,7 +5375,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 194
+    i32.const 193
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5390,7 +5390,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 196
+    i32.const 195
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5407,7 +5407,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 202
+    i32.const 201
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5422,7 +5422,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 204
+    i32.const 203
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5437,7 +5437,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 206
+    i32.const 205
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5452,7 +5452,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 208
+    i32.const 207
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5478,7 +5478,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 214
+    i32.const 213
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5504,7 +5504,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 216
+    i32.const 215
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5530,7 +5530,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 218
+    i32.const 217
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5556,7 +5556,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 220
+    i32.const 219
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5582,7 +5582,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 222
+    i32.const 221
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5608,7 +5608,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 224
+    i32.const 223
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5634,7 +5634,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 226
+    i32.const 225
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5660,7 +5660,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 228
+    i32.const 227
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5686,7 +5686,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 230
+    i32.const 229
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5706,7 +5706,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 237
+    i32.const 236
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5726,7 +5726,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 239
+    i32.const 238
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5746,7 +5746,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 241
+    i32.const 240
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5766,7 +5766,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 245
+    i32.const 244
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5786,7 +5786,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 249
+    i32.const 248
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5806,7 +5806,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 253
+    i32.const 252
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5826,7 +5826,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 256
+    i32.const 255
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5846,7 +5846,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 259
+    i32.const 258
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5866,7 +5866,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 262
+    i32.const 261
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5886,7 +5886,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 265
+    i32.const 264
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5906,7 +5906,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 268
+    i32.const 267
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5926,7 +5926,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 271
+    i32.const 270
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5946,7 +5946,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 274
+    i32.const 273
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5968,7 +5968,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 292
+    i32.const 291
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5980,7 +5980,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 293
+    i32.const 292
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5992,7 +5992,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 295
+    i32.const 294
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -6004,7 +6004,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 296
+    i32.const 295
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -6016,7 +6016,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 298
+    i32.const 297
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -6028,7 +6028,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 299
+    i32.const 298
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -6040,7 +6040,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 301
+    i32.const 300
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -6052,7 +6052,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 302
+    i32.const 301
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -6073,7 +6073,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 304
+    i32.const 303
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -6094,7 +6094,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 305
+    i32.const 304
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -6116,7 +6116,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 310
+    i32.const 309
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -6128,7 +6128,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 311
+    i32.const 310
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -6140,7 +6140,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 312
+    i32.const 311
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -6150,7 +6150,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 313
+    i32.const 312
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -6160,7 +6160,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 314
+    i32.const 313
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -6170,7 +6170,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 315
+    i32.const 314
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -6182,7 +6182,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 316
+    i32.const 315
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -6203,7 +6203,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 318
+    i32.const 317
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -6224,7 +6224,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 319
+    i32.const 318
     i32.const 3
     call $~lib/builtins/abort
     unreachable
diff --git a/tests/compiler/std/date.untouched.wat b/tests/compiler/std/date.untouched.wat
index 68025b8d8c..da125db2b6 100644
--- a/tests/compiler/std/date.untouched.wat
+++ b/tests/compiler/std/date.untouched.wat
@@ -7320,7 +7320,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 19
+   i32.const 18
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7341,7 +7341,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 21
+   i32.const 20
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7360,7 +7360,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 29
+   i32.const 28
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7373,7 +7373,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 30
+   i32.const 29
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7386,7 +7386,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 31
+   i32.const 30
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7399,7 +7399,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 32
+   i32.const 31
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7412,7 +7412,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 33
+   i32.const 32
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7425,7 +7425,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 34
+   i32.const 33
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7438,7 +7438,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 35
+   i32.const 34
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7457,7 +7457,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 41
+   i32.const 40
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7470,7 +7470,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 42
+   i32.const 41
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7483,7 +7483,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 43
+   i32.const 42
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7496,7 +7496,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 44
+   i32.const 43
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7509,7 +7509,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 45
+   i32.const 44
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7522,7 +7522,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 46
+   i32.const 45
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7535,7 +7535,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 47
+   i32.const 46
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7554,7 +7554,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 53
+   i32.const 52
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7570,7 +7570,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 55
+   i32.const 54
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7586,7 +7586,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 57
+   i32.const 56
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7602,7 +7602,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 60
+   i32.const 59
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7618,7 +7618,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 62
+   i32.const 61
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7634,7 +7634,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 65
+   i32.const 64
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7647,7 +7647,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 66
+   i32.const 65
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7663,7 +7663,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 68
+   i32.const 67
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7676,7 +7676,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 69
+   i32.const 68
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7695,7 +7695,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 75
+   i32.const 74
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7711,7 +7711,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 77
+   i32.const 76
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7727,7 +7727,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 79
+   i32.const 78
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7743,7 +7743,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 82
+   i32.const 81
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7759,7 +7759,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 84
+   i32.const 83
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7778,7 +7778,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 90
+   i32.const 89
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7794,7 +7794,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 92
+   i32.const 91
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7810,7 +7810,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 94
+   i32.const 93
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7826,7 +7826,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 97
+   i32.const 96
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7842,7 +7842,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 99
+   i32.const 98
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7861,7 +7861,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 105
+   i32.const 104
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7877,7 +7877,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 107
+   i32.const 106
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7893,7 +7893,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 109
+   i32.const 108
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7909,7 +7909,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 112
+   i32.const 111
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7925,7 +7925,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 114
+   i32.const 113
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7944,7 +7944,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 120
+   i32.const 119
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7957,7 +7957,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 121
+   i32.const 120
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7973,7 +7973,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 125
+   i32.const 124
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -7989,7 +7989,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 127
+   i32.const 126
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8029,7 +8029,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 145
+   i32.const 144
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8042,7 +8042,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 146
+   i32.const 145
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8055,7 +8055,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 147
+   i32.const 146
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8068,7 +8068,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 148
+   i32.const 147
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8081,7 +8081,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 149
+   i32.const 148
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8103,7 +8103,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 153
+   i32.const 152
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8119,7 +8119,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 155
+   i32.const 154
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8135,7 +8135,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 158
+   i32.const 157
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8155,7 +8155,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 161
+   i32.const 160
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8177,7 +8177,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 164
+   i32.const 163
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8199,7 +8199,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 167
+   i32.const 166
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8221,7 +8221,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 171
+   i32.const 170
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8243,7 +8243,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 175
+   i32.const 174
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8262,7 +8262,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 181
+   i32.const 180
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8278,7 +8278,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 183
+   i32.const 182
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8294,7 +8294,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 185
+   i32.const 184
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8307,7 +8307,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 186
+   i32.const 185
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8326,7 +8326,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 190
+   i32.const 189
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8342,7 +8342,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 194
+   i32.const 193
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8358,7 +8358,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 196
+   i32.const 195
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8377,7 +8377,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 202
+   i32.const 201
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8393,7 +8393,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 204
+   i32.const 203
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8409,7 +8409,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 206
+   i32.const 205
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8425,7 +8425,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 208
+   i32.const 207
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8454,7 +8454,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 214
+   i32.const 213
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8485,7 +8485,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 216
+   i32.const 215
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8514,7 +8514,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 218
+   i32.const 217
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8543,7 +8543,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 220
+   i32.const 219
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8572,7 +8572,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 222
+   i32.const 221
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8601,7 +8601,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 224
+   i32.const 223
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8630,7 +8630,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 226
+   i32.const 225
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8659,7 +8659,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 228
+   i32.const 227
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8688,7 +8688,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 230
+   i32.const 229
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8711,7 +8711,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 237
+   i32.const 236
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8734,7 +8734,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 239
+   i32.const 238
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8757,7 +8757,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 241
+   i32.const 240
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8780,7 +8780,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 245
+   i32.const 244
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8803,7 +8803,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 249
+   i32.const 248
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8826,7 +8826,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 253
+   i32.const 252
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8849,7 +8849,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 256
+   i32.const 255
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8872,7 +8872,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 259
+   i32.const 258
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8895,7 +8895,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 262
+   i32.const 261
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8918,7 +8918,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 265
+   i32.const 264
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8941,7 +8941,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 268
+   i32.const 267
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8964,7 +8964,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 271
+   i32.const 270
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8987,7 +8987,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 274
+   i32.const 273
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -9012,7 +9012,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 292
+   i32.const 291
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -9025,7 +9025,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 293
+   i32.const 292
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -9038,7 +9038,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 295
+   i32.const 294
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -9051,7 +9051,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 296
+   i32.const 295
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -9064,7 +9064,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 298
+   i32.const 297
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -9077,7 +9077,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 299
+   i32.const 298
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -9090,7 +9090,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 301
+   i32.const 300
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -9103,7 +9103,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 302
+   i32.const 301
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -9126,7 +9126,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 304
+   i32.const 303
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -9149,7 +9149,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 305
+   i32.const 304
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -9178,7 +9178,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 310
+   i32.const 309
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -9191,7 +9191,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 311
+   i32.const 310
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -9204,7 +9204,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 312
+   i32.const 311
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -9217,7 +9217,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 313
+   i32.const 312
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -9230,7 +9230,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 314
+   i32.const 313
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -9243,7 +9243,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 315
+   i32.const 314
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -9256,7 +9256,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 316
+   i32.const 315
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -9279,7 +9279,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 318
+   i32.const 317
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -9302,7 +9302,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 319
+   i32.const 318
    i32.const 3
    call $~lib/builtins/abort
    unreachable

From 99cf24234f30c2d2ad22582a159b2d12b90b1a2a Mon Sep 17 00:00:00 2001
From: MaxGraey <maxgraey@gmail.com>
Date: Sun, 25 Apr 2021 09:59:21 +0300
Subject: [PATCH 42/47] add getUTCDay

---
 std/assembly/date.ts                  |  14 +
 std/assembly/index.d.ts               |   1 +
 tests/compiler/std/date.optimized.wat | 681 ++++++++++++++++----------
 tests/compiler/std/date.ts            |  18 +
 tests/compiler/std/date.untouched.wat | 566 ++++++++++++++-------
 5 files changed, 856 insertions(+), 424 deletions(-)

diff --git a/std/assembly/date.ts b/std/assembly/date.ts
index 436de3cf7a..007f8fa12d 100644
--- a/std/assembly/date.ts
+++ b/std/assembly/date.ts
@@ -126,6 +126,10 @@ export class Date {
     return this.day;
   }
 
+  getUTCDay(): i32 {
+    return dayOfWeek(this.year, this.month, this.day);
+  }
+
   getUTCHours(): i32 {
     return i32(floorMod(this.epochMillis, MILLIS_PER_DAY)) / MILLIS_PER_HOUR;
   }
@@ -264,3 +268,13 @@ function daysSinceEpoch(y: i32, m: i32, d: i32): i32 {
   var doe = yoe * 365 + yoe / 4 - yoe / 100 + doy; // [0, 146096]
   return era * 146097 + doe - 719468;
 }
+
+// TomohikoSakamoto algorithm from https://en.wikipedia.org/wiki/Determination_of_the_day_of_the_week
+export function dayOfWeek(year: i32, month: i32, day: i32): i32 {
+  const tab = memory.data<u8>([0, 3, 2, 5, 0, 3, 5, 1, 4, 6, 2, 4]);
+
+  year -= i32(month < 3);
+  year += year / 4 - year / 100 + year / 400;
+  month = <i32>load<u8>(tab + month - 1);
+  return (year + month + day) % 7;
+}
diff --git a/std/assembly/index.d.ts b/std/assembly/index.d.ts
index c0255d99de..d3a2f086cf 100644
--- a/std/assembly/index.d.ts
+++ b/std/assembly/index.d.ts
@@ -1737,6 +1737,7 @@ declare class Date {
   getUTCFullYear(): i32;
   getUTCMonth(): i32;
   getUTCDate(): i32;
+  getUTCDay(): i32;
   getUTCHours(): i32;
   getUTCMinutes(): i32;
   getUTCSeconds(): i32;
diff --git a/tests/compiler/std/date.optimized.wat b/tests/compiler/std/date.optimized.wat
index d1bdcc31bb..22585910cd 100644
--- a/tests/compiler/std/date.optimized.wat
+++ b/tests/compiler/std/date.optimized.wat
@@ -25,7 +25,7 @@
  (global $~lib/rt/itcms/white (mut i32) (i32.const 0))
  (global $~lib/rt/itcms/fromSpace (mut i32) (i32.const 0))
  (global $~lib/rt/tlsf/ROOT (mut i32) (i32.const 0))
- (global $~lib/memory/__stack_pointer (mut i32) (i32.const 20404))
+ (global $~lib/memory/__stack_pointer (mut i32) (i32.const 20420))
  (global $~started (mut i32) (i32.const 0))
  (memory $0 1)
  (data (i32.const 1036) ",")
@@ -44,84 +44,85 @@
  (data (i32.const 1448) "\01\00\00\00\14\00\00\00~\00l\00i\00b\00/\00r\00t\00.\00t\00s")
  (data (i32.const 1516) "<")
  (data (i32.const 1528) "\01\00\00\00\1e\00\00\00~\00l\00i\00b\00/\00r\00t\00/\00t\00l\00s\00f\00.\00t\00s")
- (data (i32.const 1580) "\1c")
- (data (i32.const 1592) "\01\00\00\00\02\00\00\00-")
- (data (i32.const 1612) "\1c")
- (data (i32.const 1624) "\01\00\00\00\02\00\00\00+")
- (data (i32.const 1644) "|")
- (data (i32.const 1656) "\01\00\00\00d\00\00\00t\00o\00S\00t\00r\00i\00n\00g\00(\00)\00 \00r\00a\00d\00i\00x\00 \00a\00r\00g\00u\00m\00e\00n\00t\00 \00m\00u\00s\00t\00 \00b\00e\00 \00b\00e\00t\00w\00e\00e\00n\00 \002\00 \00a\00n\00d\00 \003\006")
- (data (i32.const 1772) "<")
- (data (i32.const 1784) "\01\00\00\00&\00\00\00~\00l\00i\00b\00/\00u\00t\00i\00l\00/\00n\00u\00m\00b\00e\00r\00.\00t\00s")
- (data (i32.const 1836) "\1c")
- (data (i32.const 1848) "\01\00\00\00\02\00\00\000")
- (data (i32.const 1868) "\\")
- (data (i32.const 1880) "\01\00\00\00H\00\00\000\001\002\003\004\005\006\007\008\009\00a\00b\00c\00d\00e\00f\00g\00h\00i\00j\00k\00l\00m\00n\00o\00p\00q\00r\00s\00t\00u\00v\00w\00x\00y\00z")
- (data (i32.const 1964) "\1c")
- (data (i32.const 1976) "\01")
- (data (i32.const 1996) "\1c")
- (data (i32.const 2008) "\01\00\00\00\02\00\00\00T")
- (data (i32.const 2028) "\1c")
- (data (i32.const 2040) "\01\00\00\00\02\00\00\00:")
- (data (i32.const 2060) "\1c")
- (data (i32.const 2072) "\01\00\00\00\02\00\00\00.")
- (data (i32.const 2092) "\1c")
- (data (i32.const 2104) "\01\00\00\00\02\00\00\00Z")
- (data (i32.const 2124) "L")
- (data (i32.const 2136) "\01\00\00\000\00\00\000\000\000\000\00-\000\001\00-\000\001\00T\000\000\00:\000\000\00:\000\000\00.\000\000\000\00Z")
- (data (i32.const 2204) "L")
- (data (i32.const 2216) "\01\00\00\006\00\00\00-\000\000\000\000\000\001\00-\001\002\00-\003\001\00T\002\003\00:\005\009\00:\005\009\00.\009\009\009\00Z")
- (data (i32.const 2284) "L")
- (data (i32.const 2296) "\01\00\00\000\00\00\000\000\000\001\00-\000\004\00-\000\007\00T\002\003\00:\000\006\00:\004\000\00.\000\000\000\00Z")
- (data (i32.const 2364) "L")
- (data (i32.const 2376) "\01\00\00\000\00\00\002\000\000\009\00-\000\001\00-\000\006\00T\000\008\00:\004\000\00:\003\001\00.\000\002\000\00Z")
- (data (i32.const 2444) "L")
- (data (i32.const 2456) "\01\00\00\000\00\00\002\000\000\009\00-\000\001\00-\000\006\00T\000\008\00:\004\000\00:\003\001\00.\004\005\006\00Z")
- (data (i32.const 2524) "L")
- (data (i32.const 2536) "\01\00\00\006\00\00\00+\000\001\002\001\008\004\00-\000\004\00-\000\008\00T\001\003\00:\000\007\00:\001\001\00.\000\002\000\00Z")
- (data (i32.const 2604) "L")
- (data (i32.const 2616) "\01\00\00\000\00\00\009\009\009\009\00-\001\002\00-\003\001\00T\002\003\00:\005\009\00:\005\009\00.\009\009\009\00Z")
- (data (i32.const 2684) "L")
- (data (i32.const 2696) "\01\00\00\006\00\00\00+\000\001\000\000\000\000\00-\000\001\00-\000\001\00T\000\000\00:\000\000\00:\000\000\00.\000\000\000\00Z")
- (data (i32.const 2764) "L")
- (data (i32.const 2776) "\01\00\00\006\00\00\00-\000\000\000\000\002\002\00-\000\006\00-\001\006\00T\001\007\00:\001\003\00:\005\000\00.\007\007\004\00Z")
- (data (i32.const 2844) ",")
- (data (i32.const 2856) "\01\00\00\00\14\00\00\001\009\007\006\00-\000\002\00-\000\002")
- (data (i32.const 2892) ",")
- (data (i32.const 2904) "\01\00\00\00\1c\00\00\00I\00n\00v\00a\00l\00i\00d\00 \00l\00e\00n\00g\00t\00h")
- (data (i32.const 2940) ",")
- (data (i32.const 2952) "\01\00\00\00\1a\00\00\00~\00l\00i\00b\00/\00a\00r\00r\00a\00y\00.\00t\00s")
- (data (i32.const 2988) "|")
- (data (i32.const 3000) "\01\00\00\00^\00\00\00E\00l\00e\00m\00e\00n\00t\00 \00t\00y\00p\00e\00 \00m\00u\00s\00t\00 \00b\00e\00 \00n\00u\00l\00l\00a\00b\00l\00e\00 \00i\00f\00 \00a\00r\00r\00a\00y\00 \00i\00s\00 \00h\00o\00l\00e\00y")
- (data (i32.const 3116) ",")
- (data (i32.const 3128) "\01\00\00\00\10\00\00\001\009\007\006\00-\002\00-\002")
- (data (i32.const 3164) ",")
- (data (i32.const 3176) "\01\00\00\00\14\00\00\002\003\004\005\00-\001\001\00-\000\004")
- (data (i32.const 3212) "<")
- (data (i32.const 3224) "\01\00\00\00&\00\00\001\009\007\006\00-\000\002\00-\000\002\00T\001\002\00:\003\004\00:\005\006")
- (data (i32.const 3276) "L")
- (data (i32.const 3288) "\01\00\00\00.\00\00\001\009\007\006\00-\000\002\00-\000\002\00T\001\002\00:\003\004\00:\005\006\00.\004\005\006")
- (data (i32.const 3356) "L")
- (data (i32.const 3368) "\01\00\00\000\00\00\001\009\007\006\00-\000\002\00-\000\002\00T\001\002\00:\003\004\00:\005\006\00.\004\005\006\00Z")
- (data (i32.const 3436) "\1c")
- (data (i32.const 3448) "\01\00\00\00\08\00\00\000\000\000\000")
- (data (i32.const 3468) "\1c")
- (data (i32.const 3480) "\01\00\00\00\08\00\00\000\000\000\001")
- (data (i32.const 3500) "\1c")
- (data (i32.const 3512) "\01\00\00\00\08\00\00\001\009\007\006")
- (data (i32.const 3532) ",")
- (data (i32.const 3544) "\01\00\00\00\0e\00\00\001\009\007\006\00-\000\002")
- (data (i32.const 3580) "<")
- (data (i32.const 3592) "\01\00\00\00 \00\00\001\009\007\006\00-\000\002\00-\000\002\00T\001\002\00:\003\004")
- (data (i32.const 3644) "L")
- (data (i32.const 3656) "\01\00\00\006\00\00\00-\002\007\001\008\002\001\00-\000\004\00-\002\000\00T\000\000\00:\000\000\00:\000\000\00.\000\000\000\00Z")
- (data (i32.const 3724) "L")
- (data (i32.const 3736) "\01\00\00\006\00\00\00+\002\007\005\007\006\000\00-\000\009\00-\001\003\00T\000\000\00:\000\000\00:\000\000\00.\000\000\000\00Z")
- (data (i32.const 3804) "L")
- (data (i32.const 3816) "\01\00\00\006\00\00\00+\002\007\005\007\006\000\00-\000\009\00-\001\002\00T\002\003\00:\005\009\00:\005\009\00.\009\009\009\00Z")
- (data (i32.const 3884) "L")
- (data (i32.const 3896) "\01\00\00\006\00\00\00-\002\007\001\008\002\001\00-\000\004\00-\002\000\00T\000\000\00:\000\000\00:\000\000\00.\000\000\001\00Z")
- (data (i32.const 3968) "\06\00\00\00 \00\00\00\00\00\00\00 ")
- (data (i32.const 3996) " \00\00\00\00\00\00\00\02A\00\00\00\00\00\00\02\t")
+ (data (i32.const 1581) "\03\02\05\00\03\05\01\04\06\02\04")
+ (data (i32.const 1596) "\1c")
+ (data (i32.const 1608) "\01\00\00\00\02\00\00\00-")
+ (data (i32.const 1628) "\1c")
+ (data (i32.const 1640) "\01\00\00\00\02\00\00\00+")
+ (data (i32.const 1660) "|")
+ (data (i32.const 1672) "\01\00\00\00d\00\00\00t\00o\00S\00t\00r\00i\00n\00g\00(\00)\00 \00r\00a\00d\00i\00x\00 \00a\00r\00g\00u\00m\00e\00n\00t\00 \00m\00u\00s\00t\00 \00b\00e\00 \00b\00e\00t\00w\00e\00e\00n\00 \002\00 \00a\00n\00d\00 \003\006")
+ (data (i32.const 1788) "<")
+ (data (i32.const 1800) "\01\00\00\00&\00\00\00~\00l\00i\00b\00/\00u\00t\00i\00l\00/\00n\00u\00m\00b\00e\00r\00.\00t\00s")
+ (data (i32.const 1852) "\1c")
+ (data (i32.const 1864) "\01\00\00\00\02\00\00\000")
+ (data (i32.const 1884) "\\")
+ (data (i32.const 1896) "\01\00\00\00H\00\00\000\001\002\003\004\005\006\007\008\009\00a\00b\00c\00d\00e\00f\00g\00h\00i\00j\00k\00l\00m\00n\00o\00p\00q\00r\00s\00t\00u\00v\00w\00x\00y\00z")
+ (data (i32.const 1980) "\1c")
+ (data (i32.const 1992) "\01")
+ (data (i32.const 2012) "\1c")
+ (data (i32.const 2024) "\01\00\00\00\02\00\00\00T")
+ (data (i32.const 2044) "\1c")
+ (data (i32.const 2056) "\01\00\00\00\02\00\00\00:")
+ (data (i32.const 2076) "\1c")
+ (data (i32.const 2088) "\01\00\00\00\02\00\00\00.")
+ (data (i32.const 2108) "\1c")
+ (data (i32.const 2120) "\01\00\00\00\02\00\00\00Z")
+ (data (i32.const 2140) "L")
+ (data (i32.const 2152) "\01\00\00\000\00\00\000\000\000\000\00-\000\001\00-\000\001\00T\000\000\00:\000\000\00:\000\000\00.\000\000\000\00Z")
+ (data (i32.const 2220) "L")
+ (data (i32.const 2232) "\01\00\00\006\00\00\00-\000\000\000\000\000\001\00-\001\002\00-\003\001\00T\002\003\00:\005\009\00:\005\009\00.\009\009\009\00Z")
+ (data (i32.const 2300) "L")
+ (data (i32.const 2312) "\01\00\00\000\00\00\000\000\000\001\00-\000\004\00-\000\007\00T\002\003\00:\000\006\00:\004\000\00.\000\000\000\00Z")
+ (data (i32.const 2380) "L")
+ (data (i32.const 2392) "\01\00\00\000\00\00\002\000\000\009\00-\000\001\00-\000\006\00T\000\008\00:\004\000\00:\003\001\00.\000\002\000\00Z")
+ (data (i32.const 2460) "L")
+ (data (i32.const 2472) "\01\00\00\000\00\00\002\000\000\009\00-\000\001\00-\000\006\00T\000\008\00:\004\000\00:\003\001\00.\004\005\006\00Z")
+ (data (i32.const 2540) "L")
+ (data (i32.const 2552) "\01\00\00\006\00\00\00+\000\001\002\001\008\004\00-\000\004\00-\000\008\00T\001\003\00:\000\007\00:\001\001\00.\000\002\000\00Z")
+ (data (i32.const 2620) "L")
+ (data (i32.const 2632) "\01\00\00\000\00\00\009\009\009\009\00-\001\002\00-\003\001\00T\002\003\00:\005\009\00:\005\009\00.\009\009\009\00Z")
+ (data (i32.const 2700) "L")
+ (data (i32.const 2712) "\01\00\00\006\00\00\00+\000\001\000\000\000\000\00-\000\001\00-\000\001\00T\000\000\00:\000\000\00:\000\000\00.\000\000\000\00Z")
+ (data (i32.const 2780) "L")
+ (data (i32.const 2792) "\01\00\00\006\00\00\00-\000\000\000\000\002\002\00-\000\006\00-\001\006\00T\001\007\00:\001\003\00:\005\000\00.\007\007\004\00Z")
+ (data (i32.const 2860) ",")
+ (data (i32.const 2872) "\01\00\00\00\14\00\00\001\009\007\006\00-\000\002\00-\000\002")
+ (data (i32.const 2908) ",")
+ (data (i32.const 2920) "\01\00\00\00\1c\00\00\00I\00n\00v\00a\00l\00i\00d\00 \00l\00e\00n\00g\00t\00h")
+ (data (i32.const 2956) ",")
+ (data (i32.const 2968) "\01\00\00\00\1a\00\00\00~\00l\00i\00b\00/\00a\00r\00r\00a\00y\00.\00t\00s")
+ (data (i32.const 3004) "|")
+ (data (i32.const 3016) "\01\00\00\00^\00\00\00E\00l\00e\00m\00e\00n\00t\00 \00t\00y\00p\00e\00 \00m\00u\00s\00t\00 \00b\00e\00 \00n\00u\00l\00l\00a\00b\00l\00e\00 \00i\00f\00 \00a\00r\00r\00a\00y\00 \00i\00s\00 \00h\00o\00l\00e\00y")
+ (data (i32.const 3132) ",")
+ (data (i32.const 3144) "\01\00\00\00\10\00\00\001\009\007\006\00-\002\00-\002")
+ (data (i32.const 3180) ",")
+ (data (i32.const 3192) "\01\00\00\00\14\00\00\002\003\004\005\00-\001\001\00-\000\004")
+ (data (i32.const 3228) "<")
+ (data (i32.const 3240) "\01\00\00\00&\00\00\001\009\007\006\00-\000\002\00-\000\002\00T\001\002\00:\003\004\00:\005\006")
+ (data (i32.const 3292) "L")
+ (data (i32.const 3304) "\01\00\00\00.\00\00\001\009\007\006\00-\000\002\00-\000\002\00T\001\002\00:\003\004\00:\005\006\00.\004\005\006")
+ (data (i32.const 3372) "L")
+ (data (i32.const 3384) "\01\00\00\000\00\00\001\009\007\006\00-\000\002\00-\000\002\00T\001\002\00:\003\004\00:\005\006\00.\004\005\006\00Z")
+ (data (i32.const 3452) "\1c")
+ (data (i32.const 3464) "\01\00\00\00\08\00\00\000\000\000\000")
+ (data (i32.const 3484) "\1c")
+ (data (i32.const 3496) "\01\00\00\00\08\00\00\000\000\000\001")
+ (data (i32.const 3516) "\1c")
+ (data (i32.const 3528) "\01\00\00\00\08\00\00\001\009\007\006")
+ (data (i32.const 3548) ",")
+ (data (i32.const 3560) "\01\00\00\00\0e\00\00\001\009\007\006\00-\000\002")
+ (data (i32.const 3596) "<")
+ (data (i32.const 3608) "\01\00\00\00 \00\00\001\009\007\006\00-\000\002\00-\000\002\00T\001\002\00:\003\004")
+ (data (i32.const 3660) "L")
+ (data (i32.const 3672) "\01\00\00\006\00\00\00-\002\007\001\008\002\001\00-\000\004\00-\002\000\00T\000\000\00:\000\000\00:\000\000\00.\000\000\000\00Z")
+ (data (i32.const 3740) "L")
+ (data (i32.const 3752) "\01\00\00\006\00\00\00+\002\007\005\007\006\000\00-\000\009\00-\001\003\00T\000\000\00:\000\000\00:\000\000\00.\000\000\000\00Z")
+ (data (i32.const 3820) "L")
+ (data (i32.const 3832) "\01\00\00\006\00\00\00+\002\007\005\007\006\000\00-\000\009\00-\001\002\00T\002\003\00:\005\009\00:\005\009\00.\009\009\009\00Z")
+ (data (i32.const 3900) "L")
+ (data (i32.const 3912) "\01\00\00\006\00\00\00-\002\007\001\008\002\001\00-\000\004\00-\002\000\00T\000\000\00:\000\000\00:\000\000\00.\000\000\001\00Z")
+ (data (i32.const 3984) "\06\00\00\00 \00\00\00\00\00\00\00 ")
+ (data (i32.const 4012) " \00\00\00\00\00\00\00\02A\00\00\00\00\00\00\02\t")
  (export "memory" (memory $0))
  (export "_start" (func $~start))
  (func $~lib/date/daysSinceEpoch (param $0 i32) (param $1 i32) (param $2 i32) (result i32)
@@ -323,15 +324,15 @@
   (local $1 i32)
   i32.const 1392
   call $~lib/rt/itcms/__visit
-  i32.const 2912
+  i32.const 2928
   call $~lib/rt/itcms/__visit
-  i32.const 3008
+  i32.const 3024
   call $~lib/rt/itcms/__visit
   i32.const 1200
   call $~lib/rt/itcms/__visit
   i32.const 1056
   call $~lib/rt/itcms/__visit
-  i32.const 1888
+  i32.const 1904
   call $~lib/rt/itcms/__visit
   global.get $~lib/rt/itcms/pinSpace
   local.tee $1
@@ -443,7 +444,7 @@
    if
     i32.const 0
     local.get $0
-    i32.const 20404
+    i32.const 20420
     i32.lt_u
     local.get $0
     i32.load offset=8
@@ -489,7 +490,7 @@
    i32.const 1
   else
    local.get $1
-   i32.const 3968
+   i32.const 3984
    i32.load
    i32.gt_u
    if
@@ -503,7 +504,7 @@
    local.get $1
    i32.const 3
    i32.shl
-   i32.const 3972
+   i32.const 3988
    i32.add
    i32.load
    i32.const 32
@@ -1077,10 +1078,10 @@
   if
    unreachable
   end
-  i32.const 20416
+  i32.const 20432
   i32.const 0
   i32.store
-  i32.const 21984
+  i32.const 22000
   i32.const 0
   i32.store
   loop $for-loop|0
@@ -1091,7 +1092,7 @@
     local.get $1
     i32.const 2
     i32.shl
-    i32.const 20416
+    i32.const 20432
     i32.add
     i32.const 0
     i32.store offset=4
@@ -1109,7 +1110,7 @@
       i32.add
       i32.const 2
       i32.shl
-      i32.const 20416
+      i32.const 20432
       i32.add
       i32.const 0
       i32.store offset=96
@@ -1127,13 +1128,13 @@
     br $for-loop|0
    end
   end
-  i32.const 20416
-  i32.const 21988
+  i32.const 20432
+  i32.const 22004
   memory.size
   i32.const 16
   i32.shl
   call $~lib/rt/tlsf/addMemory
-  i32.const 20416
+  i32.const 20432
   global.set $~lib/rt/tlsf/ROOT
  )
  (func $~lib/rt/itcms/step (result i32)
@@ -1212,7 +1213,7 @@
       local.set $0
       loop $while-continue|0
        local.get $0
-       i32.const 20404
+       i32.const 20420
        i32.lt_u
        if
         local.get $0
@@ -1302,7 +1303,7 @@
       unreachable
      end
      local.get $0
-     i32.const 20404
+     i32.const 20420
      i32.lt_u
      if
       local.get $0
@@ -1325,7 +1326,7 @@
       i32.const 4
       i32.add
       local.tee $1
-      i32.const 20404
+      i32.const 20420
       i32.ge_u
       if
        global.get $~lib/rt/tlsf/ROOT
@@ -2309,6 +2310,40 @@
   i64.add
   call $~lib/date/Date#setTime
  )
+ (func $~lib/date/Date#getUTCDay (param $0 i32) (result i32)
+  (local $1 i32)
+  local.get $0
+  i32.load offset=8
+  local.get $0
+  i32.load
+  local.get $0
+  i32.load offset=4
+  local.tee $1
+  i32.const 3
+  i32.lt_s
+  i32.sub
+  local.tee $0
+  local.get $0
+  i32.const 4
+  i32.div_s
+  local.get $0
+  i32.const 100
+  i32.div_s
+  i32.sub
+  local.get $0
+  i32.const 400
+  i32.div_s
+  i32.add
+  i32.add
+  local.get $1
+  i32.const 1579
+  i32.add
+  i32.load8_u
+  i32.add
+  i32.add
+  i32.const 7
+  i32.rem_s
+ )
  (func $~lib/number/I32#toString (param $0 i32) (result i32)
   (local $1 i32)
   (local $2 i32)
@@ -2329,7 +2364,7 @@
     i32.const 4
     i32.add
     global.set $~lib/memory/__stack_pointer
-    i32.const 1856
+    i32.const 1872
     local.set $0
     br $__inlined_func$~lib/util/number/itoa32
    end
@@ -2639,7 +2674,7 @@
     i32.const 4
     i32.add
     global.set $~lib/memory/__stack_pointer
-    i32.const 1984
+    i32.const 2000
     local.set $0
     br $__inlined_func$~lib/string/String#concat
    end
@@ -2952,8 +2987,8 @@
    i32.const 268435455
    i32.gt_u
    if
-    i32.const 2912
-    i32.const 2960
+    i32.const 2928
+    i32.const 2976
     i32.const 14
     i32.const 48
     call $~lib/builtins/abort
@@ -3397,11 +3432,11 @@
  )
  (func $~stack_check
   global.get $~lib/memory/__stack_pointer
-  i32.const 4020
+  i32.const 4036
   i32.lt_s
   if
-   i32.const 20432
-   i32.const 20480
+   i32.const 20448
+   i32.const 20496
    i32.const 1
    i32.const 1
    call $~lib/builtins/abort
@@ -3475,8 +3510,8 @@
   if
    global.get $~lib/memory/__stack_pointer
    global.get $~lib/memory/__stack_pointer
-   i32.const 1600
-   i32.const 1632
+   i32.const 1616
+   i32.const 1648
    local.get $2
    select
    local.tee $2
@@ -3495,7 +3530,7 @@
    local.get $1
    i32.store offset=8
    global.get $~lib/memory/__stack_pointer
-   i32.const 1856
+   i32.const 1872
    i32.store offset=12
    local.get $1
    i32.const 6
@@ -3518,7 +3553,7 @@
    local.get $1
    i32.store
    global.get $~lib/memory/__stack_pointer
-   i32.const 1856
+   i32.const 1872
    i32.store offset=8
    local.get $1
    i32.const 4
@@ -3527,10 +3562,10 @@
    i32.store offset=16
   end
   global.get $~lib/memory/__stack_pointer
-  i32.const 1600
+  i32.const 1616
   i32.store offset=100
   local.get $1
-  i32.const 1600
+  i32.const 1616
   call $~lib/string/String.__concat
   local.set $1
   global.get $~lib/memory/__stack_pointer
@@ -3544,7 +3579,7 @@
   local.get $2
   i32.store offset=104
   global.get $~lib/memory/__stack_pointer
-  i32.const 1856
+  i32.const 1872
   i32.store offset=108
   local.get $2
   i32.const 2
@@ -3561,10 +3596,10 @@
   local.get $1
   i32.store offset=84
   global.get $~lib/memory/__stack_pointer
-  i32.const 1600
+  i32.const 1616
   i32.store offset=88
   local.get $1
-  i32.const 1600
+  i32.const 1616
   call $~lib/string/String.__concat
   local.set $1
   global.get $~lib/memory/__stack_pointer
@@ -3578,7 +3613,7 @@
   local.get $2
   i32.store offset=84
   global.get $~lib/memory/__stack_pointer
-  i32.const 1856
+  i32.const 1872
   i32.store offset=92
   local.get $2
   i32.const 2
@@ -3595,10 +3630,10 @@
   local.get $1
   i32.store offset=68
   global.get $~lib/memory/__stack_pointer
-  i32.const 2016
+  i32.const 2032
   i32.store offset=72
   local.get $1
-  i32.const 2016
+  i32.const 2032
   call $~lib/string/String.__concat
   local.set $1
   global.get $~lib/memory/__stack_pointer
@@ -3612,7 +3647,7 @@
   local.get $2
   i32.store offset=68
   global.get $~lib/memory/__stack_pointer
-  i32.const 1856
+  i32.const 1872
   i32.store offset=76
   local.get $2
   i32.const 2
@@ -3629,10 +3664,10 @@
   local.get $1
   i32.store offset=52
   global.get $~lib/memory/__stack_pointer
-  i32.const 2048
+  i32.const 2064
   i32.store offset=56
   local.get $1
-  i32.const 2048
+  i32.const 2064
   call $~lib/string/String.__concat
   local.set $1
   global.get $~lib/memory/__stack_pointer
@@ -3646,7 +3681,7 @@
   local.get $2
   i32.store offset=52
   global.get $~lib/memory/__stack_pointer
-  i32.const 1856
+  i32.const 1872
   i32.store offset=60
   local.get $2
   i32.const 2
@@ -3663,10 +3698,10 @@
   local.get $1
   i32.store offset=36
   global.get $~lib/memory/__stack_pointer
-  i32.const 2048
+  i32.const 2064
   i32.store offset=40
   local.get $1
-  i32.const 2048
+  i32.const 2064
   call $~lib/string/String.__concat
   local.set $1
   global.get $~lib/memory/__stack_pointer
@@ -3680,7 +3715,7 @@
   local.get $2
   i32.store offset=36
   global.get $~lib/memory/__stack_pointer
-  i32.const 1856
+  i32.const 1872
   i32.store offset=44
   local.get $2
   i32.const 2
@@ -3697,10 +3732,10 @@
   local.get $1
   i32.store offset=12
   global.get $~lib/memory/__stack_pointer
-  i32.const 2080
+  i32.const 2096
   i32.store offset=24
   local.get $1
-  i32.const 2080
+  i32.const 2096
   call $~lib/string/String.__concat
   local.set $1
   global.get $~lib/memory/__stack_pointer
@@ -3714,7 +3749,7 @@
   local.get $0
   i32.store offset=12
   global.get $~lib/memory/__stack_pointer
-  i32.const 1856
+  i32.const 1872
   i32.store offset=28
   local.get $0
   i32.const 3
@@ -3731,10 +3766,10 @@
   local.get $0
   i32.store
   global.get $~lib/memory/__stack_pointer
-  i32.const 2112
+  i32.const 2128
   i32.store offset=4
   local.get $0
-  i32.const 2112
+  i32.const 2128
   call $~lib/string/String.__concat
   global.get $~lib/memory/__stack_pointer
   i32.const 112
@@ -3818,7 +3853,7 @@
        i32.store offset=4
        local.get $0
        i32.load offset=4
-       i32.const 1984
+       i32.const 2000
        i32.store
        br $folding-inner1
       end
@@ -3927,10 +3962,10 @@
         call $~lib/array/Array<~lib/string/String>#push
        else
         global.get $~lib/memory/__stack_pointer
-        i32.const 1984
+        i32.const 2000
         i32.store offset=20
         local.get $2
-        i32.const 1984
+        i32.const 2000
         call $~lib/array/Array<~lib/string/String>#push
        end
        local.get $9
@@ -3984,10 +4019,10 @@
       call $~lib/array/Array<~lib/string/String>#push
      else
       global.get $~lib/memory/__stack_pointer
-      i32.const 1984
+      i32.const 2000
       i32.store offset=20
       local.get $2
-      i32.const 1984
+      i32.const 2000
       call $~lib/array/Array<~lib/string/String>#push
      end
      global.get $~lib/memory/__stack_pointer
@@ -4058,10 +4093,10 @@
   local.get $0
   local.set $1
   global.get $~lib/memory/__stack_pointer
-  i32.const 2016
+  i32.const 2032
   i32.store
   local.get $0
-  i32.const 2016
+  i32.const 2032
   i32.const 0
   call $~lib/string/String#indexOf
   local.tee $2
@@ -4085,11 +4120,11 @@
    local.tee $0
    i32.store offset=8
    global.get $~lib/memory/__stack_pointer
-   i32.const 2048
+   i32.const 2064
    i32.store
    global.get $~lib/memory/__stack_pointer
    local.get $0
-   i32.const 2048
+   i32.const 2064
    call $~lib/string/String#split
    local.tee $0
    i32.store offset=12
@@ -4137,10 +4172,10 @@
     local.tee $0
     i32.store offset=20
     global.get $~lib/memory/__stack_pointer
-    i32.const 2080
+    i32.const 2096
     i32.store
     local.get $0
-    i32.const 2080
+    i32.const 2096
     i32.const 0
     call $~lib/string/String#indexOf
     local.tee $2
@@ -4179,11 +4214,11 @@
    end
   end
   global.get $~lib/memory/__stack_pointer
-  i32.const 1600
+  i32.const 1616
   i32.store
   global.get $~lib/memory/__stack_pointer
   local.get $1
-  i32.const 1600
+  i32.const 1616
   call $~lib/string/String#split
   local.tee $2
   i32.store offset=24
@@ -4425,7 +4460,7 @@
    memory.size
    i32.const 16
    i32.shl
-   i32.const 20404
+   i32.const 20420
    i32.sub
    i32.const 1
    i32.shr_u
@@ -5288,6 +5323,148 @@
     call $~lib/builtins/abort
     unreachable
    end
+   i64.const 1467763200000
+   call $~lib/date/Date#constructor
+   local.set $0
+   global.get $~lib/memory/__stack_pointer
+   local.get $0
+   i32.store offset=4
+   local.get $0
+   call $~lib/date/Date#getUTCDay
+   i32.const 3
+   i32.ne
+   if
+    i32.const 0
+    i32.const 1152
+    i32.const 184
+    i32.const 3
+    call $~lib/builtins/abort
+    unreachable
+   end
+   i64.const 1467763199999
+   call $~lib/date/Date#constructor
+   local.set $0
+   global.get $~lib/memory/__stack_pointer
+   local.get $0
+   i32.store offset=4
+   local.get $0
+   call $~lib/date/Date#getUTCDay
+   i32.const 2
+   i32.ne
+   if
+    i32.const 0
+    i32.const 1152
+    i32.const 185
+    i32.const 3
+    call $~lib/builtins/abort
+    unreachable
+   end
+   i64.const 1467849599999
+   call $~lib/date/Date#constructor
+   local.set $0
+   global.get $~lib/memory/__stack_pointer
+   local.get $0
+   i32.store offset=4
+   local.get $0
+   call $~lib/date/Date#getUTCDay
+   i32.const 3
+   i32.ne
+   if
+    i32.const 0
+    i32.const 1152
+    i32.const 186
+    i32.const 3
+    call $~lib/builtins/abort
+    unreachable
+   end
+   i64.const 1467849600000
+   call $~lib/date/Date#constructor
+   local.set $0
+   global.get $~lib/memory/__stack_pointer
+   local.get $0
+   i32.store offset=4
+   local.get $0
+   call $~lib/date/Date#getUTCDay
+   i32.const 4
+   i32.ne
+   if
+    i32.const 0
+    i32.const 1152
+    i32.const 187
+    i32.const 3
+    call $~lib/builtins/abort
+    unreachable
+   end
+   i64.const 1468022400000
+   call $~lib/date/Date#constructor
+   local.set $0
+   global.get $~lib/memory/__stack_pointer
+   local.get $0
+   i32.store offset=4
+   local.get $0
+   call $~lib/date/Date#getUTCDay
+   i32.const 6
+   i32.ne
+   if
+    i32.const 0
+    i32.const 1152
+    i32.const 189
+    i32.const 3
+    call $~lib/builtins/abort
+    unreachable
+   end
+   i64.const 1468022399999
+   call $~lib/date/Date#constructor
+   local.set $0
+   global.get $~lib/memory/__stack_pointer
+   local.get $0
+   i32.store offset=4
+   local.get $0
+   call $~lib/date/Date#getUTCDay
+   i32.const 5
+   i32.ne
+   if
+    i32.const 0
+    i32.const 1152
+    i32.const 190
+    i32.const 3
+    call $~lib/builtins/abort
+    unreachable
+   end
+   i64.const 1468108799999
+   call $~lib/date/Date#constructor
+   local.set $0
+   global.get $~lib/memory/__stack_pointer
+   local.get $0
+   i32.store offset=4
+   local.get $0
+   call $~lib/date/Date#getUTCDay
+   i32.const 6
+   i32.ne
+   if
+    i32.const 0
+    i32.const 1152
+    i32.const 191
+    i32.const 3
+    call $~lib/builtins/abort
+    unreachable
+   end
+   i64.const 1468108800000
+   call $~lib/date/Date#constructor
+   local.set $0
+   global.get $~lib/memory/__stack_pointer
+   local.get $0
+   i32.store offset=4
+   local.get $0
+   call $~lib/date/Date#getUTCDay
+   if
+    i32.const 0
+    i32.const 1152
+    i32.const 192
+    i32.const 3
+    call $~lib/builtins/abort
+    unreachable
+   end
    global.get $~lib/memory/__stack_pointer
    i64.const 7899943856218720
    call $~lib/date/Date#constructor
@@ -5300,7 +5477,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 180
+    i32.const 198
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5315,7 +5492,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 182
+    i32.const 200
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5330,7 +5507,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 184
+    i32.const 202
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5342,7 +5519,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 185
+    i32.const 203
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5360,7 +5537,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 189
+    i32.const 207
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5375,7 +5552,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 193
+    i32.const 211
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5390,7 +5567,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 195
+    i32.const 213
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5407,7 +5584,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 201
+    i32.const 219
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5422,7 +5599,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 203
+    i32.const 221
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5437,7 +5614,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 205
+    i32.const 223
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5452,7 +5629,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 207
+    i32.const 225
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5469,16 +5646,16 @@
    local.get $0
    i32.store offset=4
    global.get $~lib/memory/__stack_pointer
-   i32.const 2144
+   i32.const 2160
    i32.store offset=8
    local.get $0
-   i32.const 2144
+   i32.const 2160
    call $~lib/string/String.__eq
    i32.eqz
    if
     i32.const 0
     i32.const 1152
-    i32.const 213
+    i32.const 231
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5495,16 +5672,16 @@
    local.get $0
    i32.store offset=4
    global.get $~lib/memory/__stack_pointer
-   i32.const 2224
+   i32.const 2240
    i32.store offset=8
    local.get $0
-   i32.const 2224
+   i32.const 2240
    call $~lib/string/String.__eq
    i32.eqz
    if
     i32.const 0
     i32.const 1152
-    i32.const 215
+    i32.const 233
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5521,16 +5698,16 @@
    local.get $0
    i32.store offset=4
    global.get $~lib/memory/__stack_pointer
-   i32.const 2304
+   i32.const 2320
    i32.store offset=8
    local.get $0
-   i32.const 2304
+   i32.const 2320
    call $~lib/string/String.__eq
    i32.eqz
    if
     i32.const 0
     i32.const 1152
-    i32.const 217
+    i32.const 235
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5547,16 +5724,16 @@
    local.get $0
    i32.store offset=4
    global.get $~lib/memory/__stack_pointer
-   i32.const 2384
+   i32.const 2400
    i32.store offset=8
    local.get $0
-   i32.const 2384
+   i32.const 2400
    call $~lib/string/String.__eq
    i32.eqz
    if
     i32.const 0
     i32.const 1152
-    i32.const 219
+    i32.const 237
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5573,16 +5750,16 @@
    local.get $0
    i32.store offset=4
    global.get $~lib/memory/__stack_pointer
-   i32.const 2464
+   i32.const 2480
    i32.store offset=8
    local.get $0
-   i32.const 2464
+   i32.const 2480
    call $~lib/string/String.__eq
    i32.eqz
    if
     i32.const 0
     i32.const 1152
-    i32.const 221
+    i32.const 239
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5599,16 +5776,16 @@
    local.get $0
    i32.store offset=4
    global.get $~lib/memory/__stack_pointer
-   i32.const 2544
+   i32.const 2560
    i32.store offset=8
    local.get $0
-   i32.const 2544
+   i32.const 2560
    call $~lib/string/String.__eq
    i32.eqz
    if
     i32.const 0
     i32.const 1152
-    i32.const 223
+    i32.const 241
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5625,16 +5802,16 @@
    local.get $0
    i32.store offset=4
    global.get $~lib/memory/__stack_pointer
-   i32.const 2624
+   i32.const 2640
    i32.store offset=8
    local.get $0
-   i32.const 2624
+   i32.const 2640
    call $~lib/string/String.__eq
    i32.eqz
    if
     i32.const 0
     i32.const 1152
-    i32.const 225
+    i32.const 243
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5651,16 +5828,16 @@
    local.get $0
    i32.store offset=4
    global.get $~lib/memory/__stack_pointer
-   i32.const 2704
+   i32.const 2720
    i32.store offset=8
    local.get $0
-   i32.const 2704
+   i32.const 2720
    call $~lib/string/String.__eq
    i32.eqz
    if
     i32.const 0
     i32.const 1152
-    i32.const 227
+    i32.const 245
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5677,25 +5854,25 @@
    local.get $0
    i32.store offset=4
    global.get $~lib/memory/__stack_pointer
-   i32.const 2784
+   i32.const 2800
    i32.store offset=8
    local.get $0
-   i32.const 2784
+   i32.const 2800
    call $~lib/string/String.__eq
    i32.eqz
    if
     i32.const 0
     i32.const 1152
-    i32.const 229
+    i32.const 247
     i32.const 3
     call $~lib/builtins/abort
     unreachable
    end
    global.get $~lib/memory/__stack_pointer
-   i32.const 2864
+   i32.const 2880
    i32.store offset=4
    global.get $~lib/memory/__stack_pointer
-   i32.const 2864
+   i32.const 2880
    call $~lib/date/Date.fromString
    local.tee $0
    i32.store
@@ -5706,16 +5883,16 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 236
+    i32.const 254
     i32.const 3
     call $~lib/builtins/abort
     unreachable
    end
    global.get $~lib/memory/__stack_pointer
-   i32.const 3136
+   i32.const 3152
    i32.store offset=4
    global.get $~lib/memory/__stack_pointer
-   i32.const 3136
+   i32.const 3152
    call $~lib/date/Date.fromString
    local.tee $0
    i32.store
@@ -5726,16 +5903,16 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 238
+    i32.const 256
     i32.const 3
     call $~lib/builtins/abort
     unreachable
    end
    global.get $~lib/memory/__stack_pointer
-   i32.const 3184
+   i32.const 3200
    i32.store offset=4
    global.get $~lib/memory/__stack_pointer
-   i32.const 3184
+   i32.const 3200
    call $~lib/date/Date.fromString
    local.tee $0
    i32.store
@@ -5746,16 +5923,16 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 240
+    i32.const 258
     i32.const 3
     call $~lib/builtins/abort
     unreachable
    end
    global.get $~lib/memory/__stack_pointer
-   i32.const 3232
+   i32.const 3248
    i32.store offset=4
    global.get $~lib/memory/__stack_pointer
-   i32.const 3232
+   i32.const 3248
    call $~lib/date/Date.fromString
    local.tee $0
    i32.store
@@ -5766,16 +5943,16 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 244
+    i32.const 262
     i32.const 3
     call $~lib/builtins/abort
     unreachable
    end
    global.get $~lib/memory/__stack_pointer
-   i32.const 3296
+   i32.const 3312
    i32.store offset=4
    global.get $~lib/memory/__stack_pointer
-   i32.const 3296
+   i32.const 3312
    call $~lib/date/Date.fromString
    local.tee $0
    i32.store
@@ -5786,16 +5963,16 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 248
+    i32.const 266
     i32.const 3
     call $~lib/builtins/abort
     unreachable
    end
    global.get $~lib/memory/__stack_pointer
-   i32.const 3376
+   i32.const 3392
    i32.store offset=4
    global.get $~lib/memory/__stack_pointer
-   i32.const 3376
+   i32.const 3392
    call $~lib/date/Date.fromString
    local.tee $0
    i32.store
@@ -5806,16 +5983,16 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 252
+    i32.const 270
     i32.const 3
     call $~lib/builtins/abort
     unreachable
    end
    global.get $~lib/memory/__stack_pointer
-   i32.const 3456
+   i32.const 3472
    i32.store offset=4
    global.get $~lib/memory/__stack_pointer
-   i32.const 3456
+   i32.const 3472
    call $~lib/date/Date.fromString
    local.tee $0
    i32.store
@@ -5826,16 +6003,16 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 255
+    i32.const 273
     i32.const 3
     call $~lib/builtins/abort
     unreachable
    end
    global.get $~lib/memory/__stack_pointer
-   i32.const 3488
+   i32.const 3504
    i32.store offset=4
    global.get $~lib/memory/__stack_pointer
-   i32.const 3488
+   i32.const 3504
    call $~lib/date/Date.fromString
    local.tee $0
    i32.store
@@ -5846,16 +6023,16 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 258
+    i32.const 276
     i32.const 3
     call $~lib/builtins/abort
     unreachable
    end
    global.get $~lib/memory/__stack_pointer
-   i32.const 3520
+   i32.const 3536
    i32.store offset=4
    global.get $~lib/memory/__stack_pointer
-   i32.const 3520
+   i32.const 3536
    call $~lib/date/Date.fromString
    local.tee $0
    i32.store
@@ -5866,16 +6043,16 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 261
+    i32.const 279
     i32.const 3
     call $~lib/builtins/abort
     unreachable
    end
    global.get $~lib/memory/__stack_pointer
-   i32.const 3552
+   i32.const 3568
    i32.store offset=4
    global.get $~lib/memory/__stack_pointer
-   i32.const 3552
+   i32.const 3568
    call $~lib/date/Date.fromString
    local.tee $0
    i32.store
@@ -5886,16 +6063,16 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 264
+    i32.const 282
     i32.const 3
     call $~lib/builtins/abort
     unreachable
    end
    global.get $~lib/memory/__stack_pointer
-   i32.const 2864
+   i32.const 2880
    i32.store offset=4
    global.get $~lib/memory/__stack_pointer
-   i32.const 2864
+   i32.const 2880
    call $~lib/date/Date.fromString
    local.tee $0
    i32.store
@@ -5906,16 +6083,16 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 267
+    i32.const 285
     i32.const 3
     call $~lib/builtins/abort
     unreachable
    end
    global.get $~lib/memory/__stack_pointer
-   i32.const 3600
+   i32.const 3616
    i32.store offset=4
    global.get $~lib/memory/__stack_pointer
-   i32.const 3600
+   i32.const 3616
    call $~lib/date/Date.fromString
    local.tee $0
    i32.store
@@ -5926,16 +6103,16 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 270
+    i32.const 288
     i32.const 3
     call $~lib/builtins/abort
     unreachable
    end
    global.get $~lib/memory/__stack_pointer
-   i32.const 3232
+   i32.const 3248
    i32.store offset=4
    global.get $~lib/memory/__stack_pointer
-   i32.const 3232
+   i32.const 3248
    call $~lib/date/Date.fromString
    local.tee $0
    i32.store
@@ -5946,7 +6123,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 273
+    i32.const 291
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5968,7 +6145,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 291
+    i32.const 309
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5980,7 +6157,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 292
+    i32.const 310
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -5992,7 +6169,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 294
+    i32.const 312
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -6004,7 +6181,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 295
+    i32.const 313
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -6016,7 +6193,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 297
+    i32.const 315
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -6028,7 +6205,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 298
+    i32.const 316
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -6040,7 +6217,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 300
+    i32.const 318
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -6052,7 +6229,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 301
+    i32.const 319
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -6064,16 +6241,16 @@
    local.get $0
    i32.store offset=4
    global.get $~lib/memory/__stack_pointer
-   i32.const 3664
+   i32.const 3680
    i32.store offset=8
    local.get $0
-   i32.const 3664
+   i32.const 3680
    call $~lib/string/String.__eq
    i32.eqz
    if
     i32.const 0
     i32.const 1152
-    i32.const 303
+    i32.const 321
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -6085,16 +6262,16 @@
    local.get $0
    i32.store offset=4
    global.get $~lib/memory/__stack_pointer
-   i32.const 3744
+   i32.const 3760
    i32.store offset=8
    local.get $0
-   i32.const 3744
+   i32.const 3760
    call $~lib/string/String.__eq
    i32.eqz
    if
     i32.const 0
     i32.const 1152
-    i32.const 304
+    i32.const 322
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -6116,7 +6293,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 309
+    i32.const 327
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -6128,7 +6305,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 310
+    i32.const 328
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -6140,7 +6317,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 311
+    i32.const 329
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -6150,7 +6327,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 312
+    i32.const 330
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -6160,7 +6337,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 313
+    i32.const 331
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -6170,7 +6347,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 314
+    i32.const 332
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -6182,7 +6359,7 @@
    if
     i32.const 0
     i32.const 1152
-    i32.const 315
+    i32.const 333
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -6194,16 +6371,16 @@
    local.get $2
    i32.store offset=4
    global.get $~lib/memory/__stack_pointer
-   i32.const 3824
+   i32.const 3840
    i32.store offset=8
    local.get $2
-   i32.const 3824
+   i32.const 3840
    call $~lib/string/String.__eq
    i32.eqz
    if
     i32.const 0
     i32.const 1152
-    i32.const 317
+    i32.const 335
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -6215,16 +6392,16 @@
    local.get $0
    i32.store offset=4
    global.get $~lib/memory/__stack_pointer
-   i32.const 3904
+   i32.const 3920
    i32.store offset=8
    local.get $0
-   i32.const 3904
+   i32.const 3920
    call $~lib/string/String.__eq
    i32.eqz
    if
     i32.const 0
     i32.const 1152
-    i32.const 318
+    i32.const 336
     i32.const 3
     call $~lib/builtins/abort
     unreachable
@@ -6322,7 +6499,7 @@
   i32.const 0
   i32.store
   i32.const 1
-  i32.const 1852
+  i32.const 1868
   i32.load
   i32.const 1
   i32.shr_u
@@ -6383,7 +6560,7 @@
      local.get $1
      local.get $4
      i32.add
-     i32.const 1856
+     i32.const 1872
      local.get $3
      call $~lib/memory/memory.copy
      local.get $3
@@ -6396,14 +6573,14 @@
    local.get $1
    local.get $6
    i32.add
-   i32.const 1856
+   i32.const 1872
    local.get $2
    local.get $6
    i32.sub
    call $~lib/memory/memory.copy
   else
    local.get $1
-   i32.const 1856
+   i32.const 1872
    local.get $2
    call $~lib/memory/memory.copy
   end
@@ -6486,7 +6663,7 @@
    i32.const 4
    i32.add
    global.set $~lib/memory/__stack_pointer
-   i32.const 1984
+   i32.const 2000
    return
   end
   i32.const 0
@@ -6584,7 +6761,7 @@
   i32.ge_u
   if
    i32.const 1392
-   i32.const 2960
+   i32.const 2976
    i32.const 92
    i32.const 42
    call $~lib/builtins/abort
@@ -6603,8 +6780,8 @@
   local.get $0
   i32.eqz
   if
-   i32.const 3008
-   i32.const 2960
+   i32.const 3024
+   i32.const 2976
    i32.const 96
    i32.const 40
    call $~lib/builtins/abort
diff --git a/tests/compiler/std/date.ts b/tests/compiler/std/date.ts
index ed0dea9fbe..105bda77c0 100644
--- a/tests/compiler/std/date.ts
+++ b/tests/compiler/std/date.ts
@@ -174,6 +174,24 @@
   assert(date.getTime() == 314240591274);
 }
 
+// Date#setUTCDay //////////////////////////////////////////////////////////////////////////////////
+{
+  // tests from test262
+  const july6: i64 = 1467763200000;
+  const july9: i64 = 1468022400000;
+  const dayMs: i64 = 24 * 60 * 60 * 1000;
+
+  assert(new Date(july6    ).getUTCDay() == 3);
+  assert(new Date(july6 - 1).getUTCDay() == 2);
+  assert(new Date(july6 + dayMs - 1).getUTCDay() == 3);
+  assert(new Date(july6 + dayMs    ).getUTCDay() == 4);
+
+  assert(new Date(july9    ).getUTCDay() == 6);
+  assert(new Date(july9 - 1).getUTCDay() == 5);
+  assert(new Date(july9 + dayMs - 1).getUTCDay() == 6);
+  assert(new Date(july9 + dayMs    ).getUTCDay() == 0);
+}
+
 // Date#setUTCMonth ////////////////////////////////////////////////////////////////////////////////
 {
   let date = new Date(7899943856218720);
diff --git a/tests/compiler/std/date.untouched.wat b/tests/compiler/std/date.untouched.wat
index da125db2b6..d47d34b822 100644
--- a/tests/compiler/std/date.untouched.wat
+++ b/tests/compiler/std/date.untouched.wat
@@ -3,8 +3,8 @@
  (type $i32_=>_i32 (func (param i32) (result i32)))
  (type $i32_i32_=>_i32 (func (param i32 i32) (result i32)))
  (type $i32_i32_i32_=>_none (func (param i32 i32 i32)))
- (type $i32_=>_none (func (param i32)))
  (type $i32_i32_i32_=>_i32 (func (param i32 i32 i32) (result i32)))
+ (type $i32_=>_none (func (param i32)))
  (type $none_=>_none (func))
  (type $i32_i32_i32_i32_=>_none (func (param i32 i32 i32 i32)))
  (type $i32_i64_=>_none (func (param i32 i64)))
@@ -35,10 +35,10 @@
  (global $~lib/ASC_LOW_MEMORY_LIMIT i32 (i32.const 0))
  (global $~lib/ASC_SHRINK_LEVEL i32 (i32.const 0))
  (global $~lib/builtins/i32.MAX_VALUE i32 (i32.const 2147483647))
- (global $~lib/rt/__rtti_base i32 (i32.const 4400))
- (global $~lib/memory/__data_end i32 (i32.const 4452))
- (global $~lib/memory/__stack_pointer (mut i32) (i32.const 20836))
- (global $~lib/memory/__heap_base i32 (i32.const 20836))
+ (global $~lib/rt/__rtti_base i32 (i32.const 4416))
+ (global $~lib/memory/__data_end i32 (i32.const 4468))
+ (global $~lib/memory/__stack_pointer (mut i32) (i32.const 20852))
+ (global $~lib/memory/__heap_base i32 (i32.const 20852))
  (global $~started (mut i32) (i32.const 0))
  (memory $0 1)
  (data (i32.const 12) ",\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\18\00\00\00I\00n\00v\00a\00l\00i\00d\00 \00D\00a\00t\00e\00\00\00\00\00")
@@ -52,47 +52,48 @@
  (data (i32.const 412) ",\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\14\00\00\00~\00l\00i\00b\00/\00r\00t\00.\00t\00s\00\00\00\00\00\00\00\00\00")
  (data (i32.const 464) "\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00")
  (data (i32.const 492) "<\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\1e\00\00\00~\00l\00i\00b\00/\00r\00t\00/\00t\00l\00s\00f\00.\00t\00s\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00")
- (data (i32.const 556) "\1c\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\02\00\00\00-\00\00\00\00\00\00\00\00\00\00\00")
- (data (i32.const 588) "\1c\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\02\00\00\00+\00\00\00\00\00\00\00\00\00\00\00")
- (data (i32.const 620) "|\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00d\00\00\00t\00o\00S\00t\00r\00i\00n\00g\00(\00)\00 \00r\00a\00d\00i\00x\00 \00a\00r\00g\00u\00m\00e\00n\00t\00 \00m\00u\00s\00t\00 \00b\00e\00 \00b\00e\00t\00w\00e\00e\00n\00 \002\00 \00a\00n\00d\00 \003\006\00\00\00\00\00\00\00\00\00")
- (data (i32.const 748) "<\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00&\00\00\00~\00l\00i\00b\00/\00u\00t\00i\00l\00/\00n\00u\00m\00b\00e\00r\00.\00t\00s\00\00\00\00\00\00\00")
- (data (i32.const 812) "\1c\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\02\00\00\000\00\00\00\00\00\00\00\00\00\00\00")
- (data (i32.const 844) "0\000\000\001\000\002\000\003\000\004\000\005\000\006\000\007\000\008\000\009\001\000\001\001\001\002\001\003\001\004\001\005\001\006\001\007\001\008\001\009\002\000\002\001\002\002\002\003\002\004\002\005\002\006\002\007\002\008\002\009\003\000\003\001\003\002\003\003\003\004\003\005\003\006\003\007\003\008\003\009\004\000\004\001\004\002\004\003\004\004\004\005\004\006\004\007\004\008\004\009\005\000\005\001\005\002\005\003\005\004\005\005\005\006\005\007\005\008\005\009\006\000\006\001\006\002\006\003\006\004\006\005\006\006\006\007\006\008\006\009\007\000\007\001\007\002\007\003\007\004\007\005\007\006\007\007\007\008\007\009\008\000\008\001\008\002\008\003\008\004\008\005\008\006\008\007\008\008\008\009\009\000\009\001\009\002\009\003\009\004\009\005\009\006\009\007\009\008\009\009\00")
- (data (i32.const 1244) "\1c\04\00\00\00\00\00\00\00\00\00\00\01\00\00\00\00\04\00\000\000\000\001\000\002\000\003\000\004\000\005\000\006\000\007\000\008\000\009\000\00a\000\00b\000\00c\000\00d\000\00e\000\00f\001\000\001\001\001\002\001\003\001\004\001\005\001\006\001\007\001\008\001\009\001\00a\001\00b\001\00c\001\00d\001\00e\001\00f\002\000\002\001\002\002\002\003\002\004\002\005\002\006\002\007\002\008\002\009\002\00a\002\00b\002\00c\002\00d\002\00e\002\00f\003\000\003\001\003\002\003\003\003\004\003\005\003\006\003\007\003\008\003\009\003\00a\003\00b\003\00c\003\00d\003\00e\003\00f\004\000\004\001\004\002\004\003\004\004\004\005\004\006\004\007\004\008\004\009\004\00a\004\00b\004\00c\004\00d\004\00e\004\00f\005\000\005\001\005\002\005\003\005\004\005\005\005\006\005\007\005\008\005\009\005\00a\005\00b\005\00c\005\00d\005\00e\005\00f\006\000\006\001\006\002\006\003\006\004\006\005\006\006\006\007\006\008\006\009\006\00a\006\00b\006\00c\006\00d\006\00e\006\00f\007\000\007\001\007\002\007\003\007\004\007\005\007\006\007\007\007\008\007\009\007\00a\007\00b\007\00c\007\00d\007\00e\007\00f\008\000\008\001\008\002\008\003\008\004\008\005\008\006\008\007\008\008\008\009\008\00a\008\00b\008\00c\008\00d\008\00e\008\00f\009\000\009\001\009\002\009\003\009\004\009\005\009\006\009\007\009\008\009\009\009\00a\009\00b\009\00c\009\00d\009\00e\009\00f\00a\000\00a\001\00a\002\00a\003\00a\004\00a\005\00a\006\00a\007\00a\008\00a\009\00a\00a\00a\00b\00a\00c\00a\00d\00a\00e\00a\00f\00b\000\00b\001\00b\002\00b\003\00b\004\00b\005\00b\006\00b\007\00b\008\00b\009\00b\00a\00b\00b\00b\00c\00b\00d\00b\00e\00b\00f\00c\000\00c\001\00c\002\00c\003\00c\004\00c\005\00c\006\00c\007\00c\008\00c\009\00c\00a\00c\00b\00c\00c\00c\00d\00c\00e\00c\00f\00d\000\00d\001\00d\002\00d\003\00d\004\00d\005\00d\006\00d\007\00d\008\00d\009\00d\00a\00d\00b\00d\00c\00d\00d\00d\00e\00d\00f\00e\000\00e\001\00e\002\00e\003\00e\004\00e\005\00e\006\00e\007\00e\008\00e\009\00e\00a\00e\00b\00e\00c\00e\00d\00e\00e\00e\00f\00f\000\00f\001\00f\002\00f\003\00f\004\00f\005\00f\006\00f\007\00f\008\00f\009\00f\00a\00f\00b\00f\00c\00f\00d\00f\00e\00f\00f\00\00\00\00\00\00\00\00\00\00\00\00\00")
- (data (i32.const 2300) "\\\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00H\00\00\000\001\002\003\004\005\006\007\008\009\00a\00b\00c\00d\00e\00f\00g\00h\00i\00j\00k\00l\00m\00n\00o\00p\00q\00r\00s\00t\00u\00v\00w\00x\00y\00z\00\00\00\00\00")
- (data (i32.const 2396) "\1c\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00")
- (data (i32.const 2428) "\1c\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\02\00\00\00T\00\00\00\00\00\00\00\00\00\00\00")
- (data (i32.const 2460) "\1c\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\02\00\00\00:\00\00\00\00\00\00\00\00\00\00\00")
- (data (i32.const 2492) "\1c\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\02\00\00\00.\00\00\00\00\00\00\00\00\00\00\00")
- (data (i32.const 2524) "\1c\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\02\00\00\00Z\00\00\00\00\00\00\00\00\00\00\00")
- (data (i32.const 2556) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\000\00\00\000\000\000\000\00-\000\001\00-\000\001\00T\000\000\00:\000\000\00:\000\000\00.\000\000\000\00Z\00\00\00\00\00\00\00\00\00\00\00\00\00")
- (data (i32.const 2636) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\006\00\00\00-\000\000\000\000\000\001\00-\001\002\00-\003\001\00T\002\003\00:\005\009\00:\005\009\00.\009\009\009\00Z\00\00\00\00\00\00\00")
- (data (i32.const 2716) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\000\00\00\000\000\000\001\00-\000\004\00-\000\007\00T\002\003\00:\000\006\00:\004\000\00.\000\000\000\00Z\00\00\00\00\00\00\00\00\00\00\00\00\00")
- (data (i32.const 2796) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\000\00\00\002\000\000\009\00-\000\001\00-\000\006\00T\000\008\00:\004\000\00:\003\001\00.\000\002\000\00Z\00\00\00\00\00\00\00\00\00\00\00\00\00")
- (data (i32.const 2876) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\000\00\00\002\000\000\009\00-\000\001\00-\000\006\00T\000\008\00:\004\000\00:\003\001\00.\004\005\006\00Z\00\00\00\00\00\00\00\00\00\00\00\00\00")
- (data (i32.const 2956) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\006\00\00\00+\000\001\002\001\008\004\00-\000\004\00-\000\008\00T\001\003\00:\000\007\00:\001\001\00.\000\002\000\00Z\00\00\00\00\00\00\00")
- (data (i32.const 3036) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\000\00\00\009\009\009\009\00-\001\002\00-\003\001\00T\002\003\00:\005\009\00:\005\009\00.\009\009\009\00Z\00\00\00\00\00\00\00\00\00\00\00\00\00")
- (data (i32.const 3116) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\006\00\00\00+\000\001\000\000\000\000\00-\000\001\00-\000\001\00T\000\000\00:\000\000\00:\000\000\00.\000\000\000\00Z\00\00\00\00\00\00\00")
- (data (i32.const 3196) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\006\00\00\00-\000\000\000\000\002\002\00-\000\006\00-\001\006\00T\001\007\00:\001\003\00:\005\000\00.\007\007\004\00Z\00\00\00\00\00\00\00")
- (data (i32.const 3276) ",\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\14\00\00\001\009\007\006\00-\000\002\00-\000\002\00\00\00\00\00\00\00\00\00")
- (data (i32.const 3324) ",\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\1c\00\00\00I\00n\00v\00a\00l\00i\00d\00 \00l\00e\00n\00g\00t\00h\00")
- (data (i32.const 3372) ",\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\1a\00\00\00~\00l\00i\00b\00/\00a\00r\00r\00a\00y\00.\00t\00s\00\00\00")
- (data (i32.const 3420) "|\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00^\00\00\00E\00l\00e\00m\00e\00n\00t\00 \00t\00y\00p\00e\00 \00m\00u\00s\00t\00 \00b\00e\00 \00n\00u\00l\00l\00a\00b\00l\00e\00 \00i\00f\00 \00a\00r\00r\00a\00y\00 \00i\00s\00 \00h\00o\00l\00e\00y\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00")
- (data (i32.const 3548) ",\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\10\00\00\001\009\007\006\00-\002\00-\002\00\00\00\00\00\00\00\00\00\00\00\00\00")
- (data (i32.const 3596) ",\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\14\00\00\002\003\004\005\00-\001\001\00-\000\004\00\00\00\00\00\00\00\00\00")
- (data (i32.const 3644) "<\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00&\00\00\001\009\007\006\00-\000\002\00-\000\002\00T\001\002\00:\003\004\00:\005\006\00\00\00\00\00\00\00")
- (data (i32.const 3708) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00.\00\00\001\009\007\006\00-\000\002\00-\000\002\00T\001\002\00:\003\004\00:\005\006\00.\004\005\006\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00")
- (data (i32.const 3788) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\000\00\00\001\009\007\006\00-\000\002\00-\000\002\00T\001\002\00:\003\004\00:\005\006\00.\004\005\006\00Z\00\00\00\00\00\00\00\00\00\00\00\00\00")
- (data (i32.const 3868) "\1c\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\08\00\00\000\000\000\000\00\00\00\00\00")
- (data (i32.const 3900) "\1c\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\08\00\00\000\000\000\001\00\00\00\00\00")
- (data (i32.const 3932) "\1c\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\08\00\00\001\009\007\006\00\00\00\00\00")
- (data (i32.const 3964) ",\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\0e\00\00\001\009\007\006\00-\000\002\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00")
- (data (i32.const 4012) "<\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00 \00\00\001\009\007\006\00-\000\002\00-\000\002\00T\001\002\00:\003\004\00\00\00\00\00\00\00\00\00\00\00\00\00")
- (data (i32.const 4076) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\006\00\00\00-\002\007\001\008\002\001\00-\000\004\00-\002\000\00T\000\000\00:\000\000\00:\000\000\00.\000\000\000\00Z\00\00\00\00\00\00\00")
- (data (i32.const 4156) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\006\00\00\00+\002\007\005\007\006\000\00-\000\009\00-\001\003\00T\000\000\00:\000\000\00:\000\000\00.\000\000\000\00Z\00\00\00\00\00\00\00")
- (data (i32.const 4236) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\006\00\00\00+\002\007\005\007\006\000\00-\000\009\00-\001\002\00T\002\003\00:\005\009\00:\005\009\00.\009\009\009\00Z\00\00\00\00\00\00\00")
- (data (i32.const 4316) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\006\00\00\00-\002\007\001\008\002\001\00-\000\004\00-\002\000\00T\000\000\00:\000\000\00:\000\000\00.\000\000\001\00Z\00\00\00\00\00\00\00")
- (data (i32.const 4400) "\06\00\00\00 \00\00\00\00\00\00\00 \00\00\00\00\00\00\00\00\00\00\00\00\00\00\00 \00\00\00\00\00\00\00\02A\00\00\00\00\00\00\02\t\00\00\00\00\00\00")
+ (data (i32.const 556) "\00\03\02\05\00\03\05\01\04\06\02\04")
+ (data (i32.const 572) "\1c\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\02\00\00\00-\00\00\00\00\00\00\00\00\00\00\00")
+ (data (i32.const 604) "\1c\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\02\00\00\00+\00\00\00\00\00\00\00\00\00\00\00")
+ (data (i32.const 636) "|\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00d\00\00\00t\00o\00S\00t\00r\00i\00n\00g\00(\00)\00 \00r\00a\00d\00i\00x\00 \00a\00r\00g\00u\00m\00e\00n\00t\00 \00m\00u\00s\00t\00 \00b\00e\00 \00b\00e\00t\00w\00e\00e\00n\00 \002\00 \00a\00n\00d\00 \003\006\00\00\00\00\00\00\00\00\00")
+ (data (i32.const 764) "<\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00&\00\00\00~\00l\00i\00b\00/\00u\00t\00i\00l\00/\00n\00u\00m\00b\00e\00r\00.\00t\00s\00\00\00\00\00\00\00")
+ (data (i32.const 828) "\1c\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\02\00\00\000\00\00\00\00\00\00\00\00\00\00\00")
+ (data (i32.const 860) "0\000\000\001\000\002\000\003\000\004\000\005\000\006\000\007\000\008\000\009\001\000\001\001\001\002\001\003\001\004\001\005\001\006\001\007\001\008\001\009\002\000\002\001\002\002\002\003\002\004\002\005\002\006\002\007\002\008\002\009\003\000\003\001\003\002\003\003\003\004\003\005\003\006\003\007\003\008\003\009\004\000\004\001\004\002\004\003\004\004\004\005\004\006\004\007\004\008\004\009\005\000\005\001\005\002\005\003\005\004\005\005\005\006\005\007\005\008\005\009\006\000\006\001\006\002\006\003\006\004\006\005\006\006\006\007\006\008\006\009\007\000\007\001\007\002\007\003\007\004\007\005\007\006\007\007\007\008\007\009\008\000\008\001\008\002\008\003\008\004\008\005\008\006\008\007\008\008\008\009\009\000\009\001\009\002\009\003\009\004\009\005\009\006\009\007\009\008\009\009\00")
+ (data (i32.const 1260) "\1c\04\00\00\00\00\00\00\00\00\00\00\01\00\00\00\00\04\00\000\000\000\001\000\002\000\003\000\004\000\005\000\006\000\007\000\008\000\009\000\00a\000\00b\000\00c\000\00d\000\00e\000\00f\001\000\001\001\001\002\001\003\001\004\001\005\001\006\001\007\001\008\001\009\001\00a\001\00b\001\00c\001\00d\001\00e\001\00f\002\000\002\001\002\002\002\003\002\004\002\005\002\006\002\007\002\008\002\009\002\00a\002\00b\002\00c\002\00d\002\00e\002\00f\003\000\003\001\003\002\003\003\003\004\003\005\003\006\003\007\003\008\003\009\003\00a\003\00b\003\00c\003\00d\003\00e\003\00f\004\000\004\001\004\002\004\003\004\004\004\005\004\006\004\007\004\008\004\009\004\00a\004\00b\004\00c\004\00d\004\00e\004\00f\005\000\005\001\005\002\005\003\005\004\005\005\005\006\005\007\005\008\005\009\005\00a\005\00b\005\00c\005\00d\005\00e\005\00f\006\000\006\001\006\002\006\003\006\004\006\005\006\006\006\007\006\008\006\009\006\00a\006\00b\006\00c\006\00d\006\00e\006\00f\007\000\007\001\007\002\007\003\007\004\007\005\007\006\007\007\007\008\007\009\007\00a\007\00b\007\00c\007\00d\007\00e\007\00f\008\000\008\001\008\002\008\003\008\004\008\005\008\006\008\007\008\008\008\009\008\00a\008\00b\008\00c\008\00d\008\00e\008\00f\009\000\009\001\009\002\009\003\009\004\009\005\009\006\009\007\009\008\009\009\009\00a\009\00b\009\00c\009\00d\009\00e\009\00f\00a\000\00a\001\00a\002\00a\003\00a\004\00a\005\00a\006\00a\007\00a\008\00a\009\00a\00a\00a\00b\00a\00c\00a\00d\00a\00e\00a\00f\00b\000\00b\001\00b\002\00b\003\00b\004\00b\005\00b\006\00b\007\00b\008\00b\009\00b\00a\00b\00b\00b\00c\00b\00d\00b\00e\00b\00f\00c\000\00c\001\00c\002\00c\003\00c\004\00c\005\00c\006\00c\007\00c\008\00c\009\00c\00a\00c\00b\00c\00c\00c\00d\00c\00e\00c\00f\00d\000\00d\001\00d\002\00d\003\00d\004\00d\005\00d\006\00d\007\00d\008\00d\009\00d\00a\00d\00b\00d\00c\00d\00d\00d\00e\00d\00f\00e\000\00e\001\00e\002\00e\003\00e\004\00e\005\00e\006\00e\007\00e\008\00e\009\00e\00a\00e\00b\00e\00c\00e\00d\00e\00e\00e\00f\00f\000\00f\001\00f\002\00f\003\00f\004\00f\005\00f\006\00f\007\00f\008\00f\009\00f\00a\00f\00b\00f\00c\00f\00d\00f\00e\00f\00f\00\00\00\00\00\00\00\00\00\00\00\00\00")
+ (data (i32.const 2316) "\\\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00H\00\00\000\001\002\003\004\005\006\007\008\009\00a\00b\00c\00d\00e\00f\00g\00h\00i\00j\00k\00l\00m\00n\00o\00p\00q\00r\00s\00t\00u\00v\00w\00x\00y\00z\00\00\00\00\00")
+ (data (i32.const 2412) "\1c\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00")
+ (data (i32.const 2444) "\1c\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\02\00\00\00T\00\00\00\00\00\00\00\00\00\00\00")
+ (data (i32.const 2476) "\1c\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\02\00\00\00:\00\00\00\00\00\00\00\00\00\00\00")
+ (data (i32.const 2508) "\1c\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\02\00\00\00.\00\00\00\00\00\00\00\00\00\00\00")
+ (data (i32.const 2540) "\1c\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\02\00\00\00Z\00\00\00\00\00\00\00\00\00\00\00")
+ (data (i32.const 2572) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\000\00\00\000\000\000\000\00-\000\001\00-\000\001\00T\000\000\00:\000\000\00:\000\000\00.\000\000\000\00Z\00\00\00\00\00\00\00\00\00\00\00\00\00")
+ (data (i32.const 2652) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\006\00\00\00-\000\000\000\000\000\001\00-\001\002\00-\003\001\00T\002\003\00:\005\009\00:\005\009\00.\009\009\009\00Z\00\00\00\00\00\00\00")
+ (data (i32.const 2732) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\000\00\00\000\000\000\001\00-\000\004\00-\000\007\00T\002\003\00:\000\006\00:\004\000\00.\000\000\000\00Z\00\00\00\00\00\00\00\00\00\00\00\00\00")
+ (data (i32.const 2812) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\000\00\00\002\000\000\009\00-\000\001\00-\000\006\00T\000\008\00:\004\000\00:\003\001\00.\000\002\000\00Z\00\00\00\00\00\00\00\00\00\00\00\00\00")
+ (data (i32.const 2892) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\000\00\00\002\000\000\009\00-\000\001\00-\000\006\00T\000\008\00:\004\000\00:\003\001\00.\004\005\006\00Z\00\00\00\00\00\00\00\00\00\00\00\00\00")
+ (data (i32.const 2972) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\006\00\00\00+\000\001\002\001\008\004\00-\000\004\00-\000\008\00T\001\003\00:\000\007\00:\001\001\00.\000\002\000\00Z\00\00\00\00\00\00\00")
+ (data (i32.const 3052) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\000\00\00\009\009\009\009\00-\001\002\00-\003\001\00T\002\003\00:\005\009\00:\005\009\00.\009\009\009\00Z\00\00\00\00\00\00\00\00\00\00\00\00\00")
+ (data (i32.const 3132) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\006\00\00\00+\000\001\000\000\000\000\00-\000\001\00-\000\001\00T\000\000\00:\000\000\00:\000\000\00.\000\000\000\00Z\00\00\00\00\00\00\00")
+ (data (i32.const 3212) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\006\00\00\00-\000\000\000\000\002\002\00-\000\006\00-\001\006\00T\001\007\00:\001\003\00:\005\000\00.\007\007\004\00Z\00\00\00\00\00\00\00")
+ (data (i32.const 3292) ",\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\14\00\00\001\009\007\006\00-\000\002\00-\000\002\00\00\00\00\00\00\00\00\00")
+ (data (i32.const 3340) ",\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\1c\00\00\00I\00n\00v\00a\00l\00i\00d\00 \00l\00e\00n\00g\00t\00h\00")
+ (data (i32.const 3388) ",\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\1a\00\00\00~\00l\00i\00b\00/\00a\00r\00r\00a\00y\00.\00t\00s\00\00\00")
+ (data (i32.const 3436) "|\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00^\00\00\00E\00l\00e\00m\00e\00n\00t\00 \00t\00y\00p\00e\00 \00m\00u\00s\00t\00 \00b\00e\00 \00n\00u\00l\00l\00a\00b\00l\00e\00 \00i\00f\00 \00a\00r\00r\00a\00y\00 \00i\00s\00 \00h\00o\00l\00e\00y\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00")
+ (data (i32.const 3564) ",\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\10\00\00\001\009\007\006\00-\002\00-\002\00\00\00\00\00\00\00\00\00\00\00\00\00")
+ (data (i32.const 3612) ",\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\14\00\00\002\003\004\005\00-\001\001\00-\000\004\00\00\00\00\00\00\00\00\00")
+ (data (i32.const 3660) "<\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00&\00\00\001\009\007\006\00-\000\002\00-\000\002\00T\001\002\00:\003\004\00:\005\006\00\00\00\00\00\00\00")
+ (data (i32.const 3724) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00.\00\00\001\009\007\006\00-\000\002\00-\000\002\00T\001\002\00:\003\004\00:\005\006\00.\004\005\006\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00")
+ (data (i32.const 3804) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\000\00\00\001\009\007\006\00-\000\002\00-\000\002\00T\001\002\00:\003\004\00:\005\006\00.\004\005\006\00Z\00\00\00\00\00\00\00\00\00\00\00\00\00")
+ (data (i32.const 3884) "\1c\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\08\00\00\000\000\000\000\00\00\00\00\00")
+ (data (i32.const 3916) "\1c\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\08\00\00\000\000\000\001\00\00\00\00\00")
+ (data (i32.const 3948) "\1c\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\08\00\00\001\009\007\006\00\00\00\00\00")
+ (data (i32.const 3980) ",\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00\0e\00\00\001\009\007\006\00-\000\002\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00")
+ (data (i32.const 4028) "<\00\00\00\00\00\00\00\00\00\00\00\01\00\00\00 \00\00\001\009\007\006\00-\000\002\00-\000\002\00T\001\002\00:\003\004\00\00\00\00\00\00\00\00\00\00\00\00\00")
+ (data (i32.const 4092) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\006\00\00\00-\002\007\001\008\002\001\00-\000\004\00-\002\000\00T\000\000\00:\000\000\00:\000\000\00.\000\000\000\00Z\00\00\00\00\00\00\00")
+ (data (i32.const 4172) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\006\00\00\00+\002\007\005\007\006\000\00-\000\009\00-\001\003\00T\000\000\00:\000\000\00:\000\000\00.\000\000\000\00Z\00\00\00\00\00\00\00")
+ (data (i32.const 4252) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\006\00\00\00+\002\007\005\007\006\000\00-\000\009\00-\001\002\00T\002\003\00:\005\009\00:\005\009\00.\009\009\009\00Z\00\00\00\00\00\00\00")
+ (data (i32.const 4332) "L\00\00\00\00\00\00\00\00\00\00\00\01\00\00\006\00\00\00-\002\007\001\008\002\001\00-\000\004\00-\002\000\00T\000\000\00:\000\000\00:\000\000\00.\000\000\001\00Z\00\00\00\00\00\00\00")
+ (data (i32.const 4416) "\06\00\00\00 \00\00\00\00\00\00\00 \00\00\00\00\00\00\00\00\00\00\00\00\00\00\00 \00\00\00\00\00\00\00\02A\00\00\00\00\00\00\02\t\00\00\00\00\00\00")
  (table $0 1 funcref)
  (export "memory" (memory $0))
  (export "_start" (func $~start))
@@ -3067,6 +3068,51 @@
   call $~lib/date/Date#setTime
   drop
  )
+ (func $~lib/date/dayOfWeek (param $0 i32) (param $1 i32) (param $2 i32) (result i32)
+  local.get $0
+  local.get $1
+  i32.const 3
+  i32.lt_s
+  i32.sub
+  local.set $0
+  local.get $0
+  local.get $0
+  i32.const 4
+  i32.div_s
+  local.get $0
+  i32.const 100
+  i32.div_s
+  i32.sub
+  local.get $0
+  i32.const 400
+  i32.div_s
+  i32.add
+  i32.add
+  local.set $0
+  i32.const 556
+  local.get $1
+  i32.add
+  i32.const 1
+  i32.sub
+  i32.load8_u
+  local.set $1
+  local.get $0
+  local.get $1
+  i32.add
+  local.get $2
+  i32.add
+  i32.const 7
+  i32.rem_s
+ )
+ (func $~lib/date/Date#getUTCDay (param $0 i32) (result i32)
+  local.get $0
+  i32.load
+  local.get $0
+  i32.load offset=4
+  local.get $0
+  i32.load offset=8
+  call $~lib/date/dayOfWeek
+ )
  (func $~lib/util/number/decimalCount32 (param $0 i32) (result i32)
   local.get $0
   i32.const 100000
@@ -3157,14 +3203,14 @@
     i32.const 100
     i32.rem_u
     local.set $7
-    i32.const 844
+    i32.const 860
     local.get $6
     i32.const 2
     i32.shl
     i32.add
     i64.load32_u
     local.set $8
-    i32.const 844
+    i32.const 860
     local.get $7
     i32.const 2
     i32.shl
@@ -3207,7 +3253,7 @@
    i32.const 2
    i32.sub
    local.set $2
-   i32.const 844
+   i32.const 860
    local.get $10
    i32.const 2
    i32.shl
@@ -3230,7 +3276,7 @@
    i32.const 2
    i32.sub
    local.set $2
-   i32.const 844
+   i32.const 860
    local.get $1
    i32.const 2
    i32.shl
@@ -3280,7 +3326,7 @@
     i32.const 1
     i32.shl
     i32.add
-    i32.const 1264
+    i32.const 1280
     local.get $1
     i32.wrap_i64
     i32.const 255
@@ -3302,7 +3348,7 @@
   i32.and
   if
    local.get $0
-   i32.const 1264
+   i32.const 1280
    local.get $1
    i32.wrap_i64
    i32.const 6
@@ -3425,7 +3471,7 @@
     i32.const 1
     i32.shl
     i32.add
-    i32.const 2320
+    i32.const 2336
     local.get $1
     local.get $6
     i64.and
@@ -3461,7 +3507,7 @@
     i32.const 1
     i32.shl
     i32.add
-    i32.const 2320
+    i32.const 2336
     local.get $1
     local.get $6
     local.get $4
@@ -5170,8 +5216,8 @@
    i32.shr_u
    i32.gt_u
    if
-    i32.const 3344
-    i32.const 3392
+    i32.const 3360
+    i32.const 3408
     i32.const 14
     i32.const 48
     call $~lib/builtins/abort
@@ -5654,10 +5700,10 @@
   i32.const 368
   local.get $0
   call $~lib/rt/itcms/__visit
-  i32.const 3344
+  i32.const 3360
   local.get $0
   call $~lib/rt/itcms/__visit
-  i32.const 3440
+  i32.const 3456
   local.get $0
   call $~lib/rt/itcms/__visit
   i32.const 176
@@ -5666,10 +5712,10 @@
   i32.const 32
   local.get $0
   call $~lib/rt/itcms/__visit
-  i32.const 1264
+  i32.const 1280
   local.get $0
   call $~lib/rt/itcms/__visit
-  i32.const 2320
+  i32.const 2336
   local.get $0
   call $~lib/rt/itcms/__visit
  )
@@ -5798,8 +5844,8 @@
   global.get $~lib/memory/__data_end
   i32.lt_s
   if
-   i32.const 20864
-   i32.const 20912
+   i32.const 20880
+   i32.const 20928
    i32.const 1
    i32.const 1
    call $~lib/builtins/abort
@@ -5879,9 +5925,9 @@
    global.get $~lib/memory/__stack_pointer
    local.get $3
    if (result i32)
-    i32.const 576
+    i32.const 592
    else
-    i32.const 608
+    i32.const 624
    end
    local.set $6
    global.get $~lib/memory/__stack_pointer
@@ -5905,7 +5951,7 @@
    i32.store offset=8
    local.get $6
    i32.const 6
-   i32.const 832
+   i32.const 848
    local.set $6
    global.get $~lib/memory/__stack_pointer
    local.get $6
@@ -5931,7 +5977,7 @@
    i32.store
    local.get $6
    i32.const 4
-   i32.const 832
+   i32.const 848
    local.set $6
    global.get $~lib/memory/__stack_pointer
    local.get $6
@@ -5942,7 +5988,7 @@
    i32.store offset=16
   end
   local.get $1
-  i32.const 576
+  i32.const 592
   local.set $6
   global.get $~lib/memory/__stack_pointer
   local.get $6
@@ -5964,7 +6010,7 @@
   i32.store offset=104
   local.get $6
   i32.const 2
-  i32.const 832
+  i32.const 848
   local.set $6
   global.get $~lib/memory/__stack_pointer
   local.get $6
@@ -5982,7 +6028,7 @@
   local.get $6
   i32.store offset=84
   local.get $6
-  i32.const 576
+  i32.const 592
   local.set $6
   global.get $~lib/memory/__stack_pointer
   local.get $6
@@ -6004,7 +6050,7 @@
   i32.store offset=84
   local.get $6
   i32.const 2
-  i32.const 832
+  i32.const 848
   local.set $6
   global.get $~lib/memory/__stack_pointer
   local.get $6
@@ -6022,7 +6068,7 @@
   local.get $6
   i32.store offset=68
   local.get $6
-  i32.const 2448
+  i32.const 2464
   local.set $6
   global.get $~lib/memory/__stack_pointer
   local.get $6
@@ -6044,7 +6090,7 @@
   i32.store offset=68
   local.get $6
   i32.const 2
-  i32.const 832
+  i32.const 848
   local.set $6
   global.get $~lib/memory/__stack_pointer
   local.get $6
@@ -6062,7 +6108,7 @@
   local.get $6
   i32.store offset=52
   local.get $6
-  i32.const 2480
+  i32.const 2496
   local.set $6
   global.get $~lib/memory/__stack_pointer
   local.get $6
@@ -6084,7 +6130,7 @@
   i32.store offset=52
   local.get $6
   i32.const 2
-  i32.const 832
+  i32.const 848
   local.set $6
   global.get $~lib/memory/__stack_pointer
   local.get $6
@@ -6102,7 +6148,7 @@
   local.get $6
   i32.store offset=36
   local.get $6
-  i32.const 2480
+  i32.const 2496
   local.set $6
   global.get $~lib/memory/__stack_pointer
   local.get $6
@@ -6124,7 +6170,7 @@
   i32.store offset=36
   local.get $6
   i32.const 2
-  i32.const 832
+  i32.const 848
   local.set $6
   global.get $~lib/memory/__stack_pointer
   local.get $6
@@ -6142,7 +6188,7 @@
   local.get $6
   i32.store offset=12
   local.get $6
-  i32.const 2512
+  i32.const 2528
   local.set $6
   global.get $~lib/memory/__stack_pointer
   local.get $6
@@ -6164,7 +6210,7 @@
   i32.store offset=12
   local.get $6
   i32.const 3
-  i32.const 832
+  i32.const 848
   local.set $6
   global.get $~lib/memory/__stack_pointer
   local.get $6
@@ -6182,7 +6228,7 @@
   local.get $6
   i32.store
   local.get $6
-  i32.const 2544
+  i32.const 2560
   local.set $6
   global.get $~lib/memory/__stack_pointer
   local.get $6
@@ -6385,7 +6431,7 @@
     i32.store offset=4
     local.get $4
     i32.load offset=4
-    i32.const 2416
+    i32.const 2432
     i32.store
     local.get $4
     local.set $15
@@ -6454,7 +6500,7 @@
      drop
     else
      local.get $10
-     i32.const 2416
+     i32.const 2432
      local.set $15
      global.get $~lib/memory/__stack_pointer
      local.get $15
@@ -6534,7 +6580,7 @@
    drop
   else
    local.get $10
-   i32.const 2416
+   i32.const 2432
    local.set $15
    global.get $~lib/memory/__stack_pointer
    local.get $15
@@ -6608,7 +6654,7 @@
   local.get $0
   local.set $5
   local.get $0
-  i32.const 2448
+  i32.const 2464
   local.set $17
   global.get $~lib/memory/__stack_pointer
   local.get $17
@@ -6639,7 +6685,7 @@
    i32.store offset=8
    global.get $~lib/memory/__stack_pointer
    local.get $7
-   i32.const 2480
+   i32.const 2496
    local.set $17
    global.get $~lib/memory/__stack_pointer
    local.get $17
@@ -6696,7 +6742,7 @@
     local.tee $10
     i32.store offset=20
     local.get $10
-    i32.const 2512
+    i32.const 2528
     local.set $17
     global.get $~lib/memory/__stack_pointer
     local.get $17
@@ -6745,7 +6791,7 @@
   end
   global.get $~lib/memory/__stack_pointer
   local.get $5
-  i32.const 576
+  i32.const 592
   local.set $17
   global.get $~lib/memory/__stack_pointer
   local.get $17
@@ -8248,6 +8294,182 @@
    call $~lib/builtins/abort
    unreachable
   end
+  i32.const 0
+  i64.const 1467763200000
+  call $~lib/date/Date#constructor
+  local.set $8
+  global.get $~lib/memory/__stack_pointer
+  local.get $8
+  i32.store offset=4
+  local.get $8
+  call $~lib/date/Date#getUTCDay
+  i32.const 3
+  i32.eq
+  i32.eqz
+  if
+   i32.const 0
+   i32.const 128
+   i32.const 184
+   i32.const 3
+   call $~lib/builtins/abort
+   unreachable
+  end
+  i32.const 0
+  i64.const 1467763200000
+  i64.const 1
+  i64.sub
+  call $~lib/date/Date#constructor
+  local.set $8
+  global.get $~lib/memory/__stack_pointer
+  local.get $8
+  i32.store offset=4
+  local.get $8
+  call $~lib/date/Date#getUTCDay
+  i32.const 2
+  i32.eq
+  i32.eqz
+  if
+   i32.const 0
+   i32.const 128
+   i32.const 185
+   i32.const 3
+   call $~lib/builtins/abort
+   unreachable
+  end
+  i32.const 0
+  i64.const 1467763200000
+  i64.const 86400000
+  i64.add
+  i64.const 1
+  i64.sub
+  call $~lib/date/Date#constructor
+  local.set $8
+  global.get $~lib/memory/__stack_pointer
+  local.get $8
+  i32.store offset=4
+  local.get $8
+  call $~lib/date/Date#getUTCDay
+  i32.const 3
+  i32.eq
+  i32.eqz
+  if
+   i32.const 0
+   i32.const 128
+   i32.const 186
+   i32.const 3
+   call $~lib/builtins/abort
+   unreachable
+  end
+  i32.const 0
+  i64.const 1467763200000
+  i64.const 86400000
+  i64.add
+  call $~lib/date/Date#constructor
+  local.set $8
+  global.get $~lib/memory/__stack_pointer
+  local.get $8
+  i32.store offset=4
+  local.get $8
+  call $~lib/date/Date#getUTCDay
+  i32.const 4
+  i32.eq
+  i32.eqz
+  if
+   i32.const 0
+   i32.const 128
+   i32.const 187
+   i32.const 3
+   call $~lib/builtins/abort
+   unreachable
+  end
+  i32.const 0
+  i64.const 1468022400000
+  call $~lib/date/Date#constructor
+  local.set $8
+  global.get $~lib/memory/__stack_pointer
+  local.get $8
+  i32.store offset=4
+  local.get $8
+  call $~lib/date/Date#getUTCDay
+  i32.const 6
+  i32.eq
+  i32.eqz
+  if
+   i32.const 0
+   i32.const 128
+   i32.const 189
+   i32.const 3
+   call $~lib/builtins/abort
+   unreachable
+  end
+  i32.const 0
+  i64.const 1468022400000
+  i64.const 1
+  i64.sub
+  call $~lib/date/Date#constructor
+  local.set $8
+  global.get $~lib/memory/__stack_pointer
+  local.get $8
+  i32.store offset=4
+  local.get $8
+  call $~lib/date/Date#getUTCDay
+  i32.const 5
+  i32.eq
+  i32.eqz
+  if
+   i32.const 0
+   i32.const 128
+   i32.const 190
+   i32.const 3
+   call $~lib/builtins/abort
+   unreachable
+  end
+  i32.const 0
+  i64.const 1468022400000
+  i64.const 86400000
+  i64.add
+  i64.const 1
+  i64.sub
+  call $~lib/date/Date#constructor
+  local.set $8
+  global.get $~lib/memory/__stack_pointer
+  local.get $8
+  i32.store offset=4
+  local.get $8
+  call $~lib/date/Date#getUTCDay
+  i32.const 6
+  i32.eq
+  i32.eqz
+  if
+   i32.const 0
+   i32.const 128
+   i32.const 191
+   i32.const 3
+   call $~lib/builtins/abort
+   unreachable
+  end
+  i32.const 0
+  i64.const 1468022400000
+  i64.const 86400000
+  i64.add
+  call $~lib/date/Date#constructor
+  local.set $8
+  global.get $~lib/memory/__stack_pointer
+  local.get $8
+  i32.store offset=4
+  local.get $8
+  call $~lib/date/Date#getUTCDay
+  i32.const 0
+  i32.eq
+  i32.eqz
+  if
+   i32.const 0
+   i32.const 128
+   i32.const 192
+   i32.const 3
+   call $~lib/builtins/abort
+   unreachable
+  end
   global.get $~lib/memory/__stack_pointer
   i32.const 0
   i64.const 7899943856218720
@@ -8262,7 +8484,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 180
+   i32.const 198
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8278,7 +8500,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 182
+   i32.const 200
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8294,7 +8516,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 184
+   i32.const 202
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8307,7 +8529,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 185
+   i32.const 203
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8326,7 +8548,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 189
+   i32.const 207
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8342,7 +8564,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 193
+   i32.const 211
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8358,7 +8580,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 195
+   i32.const 213
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8377,7 +8599,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 201
+   i32.const 219
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8393,7 +8615,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 203
+   i32.const 221
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8409,7 +8631,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 205
+   i32.const 223
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8425,7 +8647,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 207
+   i32.const 225
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8443,7 +8665,7 @@
   local.get $8
   i32.store offset=4
   local.get $8
-  i32.const 2576
+  i32.const 2592
   local.set $8
   global.get $~lib/memory/__stack_pointer
   local.get $8
@@ -8454,7 +8676,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 213
+   i32.const 231
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8474,7 +8696,7 @@
   local.get $8
   i32.store offset=4
   local.get $8
-  i32.const 2656
+  i32.const 2672
   local.set $8
   global.get $~lib/memory/__stack_pointer
   local.get $8
@@ -8485,7 +8707,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 215
+   i32.const 233
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8503,7 +8725,7 @@
   local.get $8
   i32.store offset=4
   local.get $8
-  i32.const 2736
+  i32.const 2752
   local.set $8
   global.get $~lib/memory/__stack_pointer
   local.get $8
@@ -8514,7 +8736,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 217
+   i32.const 235
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8532,7 +8754,7 @@
   local.get $8
   i32.store offset=4
   local.get $8
-  i32.const 2816
+  i32.const 2832
   local.set $8
   global.get $~lib/memory/__stack_pointer
   local.get $8
@@ -8543,7 +8765,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 219
+   i32.const 237
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8561,7 +8783,7 @@
   local.get $8
   i32.store offset=4
   local.get $8
-  i32.const 2896
+  i32.const 2912
   local.set $8
   global.get $~lib/memory/__stack_pointer
   local.get $8
@@ -8572,7 +8794,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 221
+   i32.const 239
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8590,7 +8812,7 @@
   local.get $8
   i32.store offset=4
   local.get $8
-  i32.const 2976
+  i32.const 2992
   local.set $8
   global.get $~lib/memory/__stack_pointer
   local.get $8
@@ -8601,7 +8823,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 223
+   i32.const 241
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8619,7 +8841,7 @@
   local.get $8
   i32.store offset=4
   local.get $8
-  i32.const 3056
+  i32.const 3072
   local.set $8
   global.get $~lib/memory/__stack_pointer
   local.get $8
@@ -8630,7 +8852,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 225
+   i32.const 243
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8648,7 +8870,7 @@
   local.get $8
   i32.store offset=4
   local.get $8
-  i32.const 3136
+  i32.const 3152
   local.set $8
   global.get $~lib/memory/__stack_pointer
   local.get $8
@@ -8659,7 +8881,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 227
+   i32.const 245
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -8677,7 +8899,7 @@
   local.get $8
   i32.store offset=4
   local.get $8
-  i32.const 3216
+  i32.const 3232
   local.set $8
   global.get $~lib/memory/__stack_pointer
   local.get $8
@@ -8688,13 +8910,13 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 229
+   i32.const 247
    i32.const 3
    call $~lib/builtins/abort
    unreachable
   end
   global.get $~lib/memory/__stack_pointer
-  i32.const 3296
+  i32.const 3312
   local.set $8
   global.get $~lib/memory/__stack_pointer
   local.get $8
@@ -8711,13 +8933,13 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 236
+   i32.const 254
    i32.const 3
    call $~lib/builtins/abort
    unreachable
   end
   global.get $~lib/memory/__stack_pointer
-  i32.const 3568
+  i32.const 3584
   local.set $8
   global.get $~lib/memory/__stack_pointer
   local.get $8
@@ -8734,13 +8956,13 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 238
+   i32.const 256
    i32.const 3
    call $~lib/builtins/abort
    unreachable
   end
   global.get $~lib/memory/__stack_pointer
-  i32.const 3616
+  i32.const 3632
   local.set $8
   global.get $~lib/memory/__stack_pointer
   local.get $8
@@ -8757,13 +8979,13 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 240
+   i32.const 258
    i32.const 3
    call $~lib/builtins/abort
    unreachable
   end
   global.get $~lib/memory/__stack_pointer
-  i32.const 3664
+  i32.const 3680
   local.set $8
   global.get $~lib/memory/__stack_pointer
   local.get $8
@@ -8780,13 +9002,13 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 244
+   i32.const 262
    i32.const 3
    call $~lib/builtins/abort
    unreachable
   end
   global.get $~lib/memory/__stack_pointer
-  i32.const 3728
+  i32.const 3744
   local.set $8
   global.get $~lib/memory/__stack_pointer
   local.get $8
@@ -8803,13 +9025,13 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 248
+   i32.const 266
    i32.const 3
    call $~lib/builtins/abort
    unreachable
   end
   global.get $~lib/memory/__stack_pointer
-  i32.const 3808
+  i32.const 3824
   local.set $8
   global.get $~lib/memory/__stack_pointer
   local.get $8
@@ -8826,13 +9048,13 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 252
+   i32.const 270
    i32.const 3
    call $~lib/builtins/abort
    unreachable
   end
   global.get $~lib/memory/__stack_pointer
-  i32.const 3888
+  i32.const 3904
   local.set $8
   global.get $~lib/memory/__stack_pointer
   local.get $8
@@ -8849,13 +9071,13 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 255
+   i32.const 273
    i32.const 3
    call $~lib/builtins/abort
    unreachable
   end
   global.get $~lib/memory/__stack_pointer
-  i32.const 3920
+  i32.const 3936
   local.set $8
   global.get $~lib/memory/__stack_pointer
   local.get $8
@@ -8872,13 +9094,13 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 258
+   i32.const 276
    i32.const 3
    call $~lib/builtins/abort
    unreachable
   end
   global.get $~lib/memory/__stack_pointer
-  i32.const 3952
+  i32.const 3968
   local.set $8
   global.get $~lib/memory/__stack_pointer
   local.get $8
@@ -8895,13 +9117,13 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 261
+   i32.const 279
    i32.const 3
    call $~lib/builtins/abort
    unreachable
   end
   global.get $~lib/memory/__stack_pointer
-  i32.const 3984
+  i32.const 4000
   local.set $8
   global.get $~lib/memory/__stack_pointer
   local.get $8
@@ -8918,13 +9140,13 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 264
+   i32.const 282
    i32.const 3
    call $~lib/builtins/abort
    unreachable
   end
   global.get $~lib/memory/__stack_pointer
-  i32.const 3296
+  i32.const 3312
   local.set $8
   global.get $~lib/memory/__stack_pointer
   local.get $8
@@ -8941,13 +9163,13 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 267
+   i32.const 285
    i32.const 3
    call $~lib/builtins/abort
    unreachable
   end
   global.get $~lib/memory/__stack_pointer
-  i32.const 4032
+  i32.const 4048
   local.set $8
   global.get $~lib/memory/__stack_pointer
   local.get $8
@@ -8964,13 +9186,13 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 270
+   i32.const 288
    i32.const 3
    call $~lib/builtins/abort
    unreachable
   end
   global.get $~lib/memory/__stack_pointer
-  i32.const 3664
+  i32.const 3680
   local.set $8
   global.get $~lib/memory/__stack_pointer
   local.get $8
@@ -8987,7 +9209,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 273
+   i32.const 291
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -9012,7 +9234,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 291
+   i32.const 309
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -9025,7 +9247,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 292
+   i32.const 310
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -9038,7 +9260,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 294
+   i32.const 312
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -9051,7 +9273,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 295
+   i32.const 313
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -9064,7 +9286,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 297
+   i32.const 315
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -9077,7 +9299,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 298
+   i32.const 316
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -9090,7 +9312,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 300
+   i32.const 318
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -9103,7 +9325,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 301
+   i32.const 319
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -9115,7 +9337,7 @@
   local.get $8
   i32.store offset=4
   local.get $8
-  i32.const 4096
+  i32.const 4112
   local.set $8
   global.get $~lib/memory/__stack_pointer
   local.get $8
@@ -9126,7 +9348,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 303
+   i32.const 321
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -9138,7 +9360,7 @@
   local.get $8
   i32.store offset=4
   local.get $8
-  i32.const 4176
+  i32.const 4192
   local.set $8
   global.get $~lib/memory/__stack_pointer
   local.get $8
@@ -9149,7 +9371,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 304
+   i32.const 322
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -9178,7 +9400,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 309
+   i32.const 327
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -9191,7 +9413,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 310
+   i32.const 328
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -9204,7 +9426,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 311
+   i32.const 329
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -9217,7 +9439,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 312
+   i32.const 330
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -9230,7 +9452,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 313
+   i32.const 331
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -9243,7 +9465,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 314
+   i32.const 332
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -9256,7 +9478,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 315
+   i32.const 333
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -9268,7 +9490,7 @@
   local.get $8
   i32.store offset=4
   local.get $8
-  i32.const 4256
+  i32.const 4272
   local.set $8
   global.get $~lib/memory/__stack_pointer
   local.get $8
@@ -9279,7 +9501,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 317
+   i32.const 335
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -9291,7 +9513,7 @@
   local.get $8
   i32.store offset=4
   local.get $8
-  i32.const 4336
+  i32.const 4352
   local.set $8
   global.get $~lib/memory/__stack_pointer
   local.get $8
@@ -9302,7 +9524,7 @@
   if
    i32.const 0
    i32.const 128
-   i32.const 318
+   i32.const 336
    i32.const 3
    call $~lib/builtins/abort
    unreachable
@@ -9420,8 +9642,8 @@
    i32.gt_s
   end
   if
-   i32.const 640
-   i32.const 768
+   i32.const 656
+   i32.const 784
    i32.const 373
    i32.const 5
    call $~lib/builtins/abort
@@ -9430,7 +9652,7 @@
   local.get $0
   i32.eqz
   if
-   i32.const 832
+   i32.const 848
    local.set $8
    global.get $~lib/memory/__stack_pointer
    i32.const 4
@@ -9702,7 +9924,7 @@
   i32.const 0
   i32.eq
   if
-   i32.const 2416
+   i32.const 2432
    local.set $6
    global.get $~lib/memory/__stack_pointer
    i32.const 4
@@ -9818,7 +10040,7 @@
   local.get $10
   i32.eqz
   if
-   i32.const 2416
+   i32.const 2432
    local.set $12
    global.get $~lib/memory/__stack_pointer
    i32.const 4
@@ -9937,7 +10159,7 @@
   i32.ge_u
   if
    i32.const 368
-   i32.const 3392
+   i32.const 3408
    i32.const 92
    i32.const 42
    call $~lib/builtins/abort
@@ -9961,8 +10183,8 @@
   local.get $2
   i32.eqz
   if
-   i32.const 3440
-   i32.const 3392
+   i32.const 3456
+   i32.const 3408
    i32.const 96
    i32.const 40
    call $~lib/builtins/abort

From e23479a246bdb2c68c907bf698f0a0ba34d343af Mon Sep 17 00:00:00 2001
From: MaxGraey <maxgraey@gmail.com>
Date: Sun, 25 Apr 2021 10:01:47 +0300
Subject: [PATCH 43/47] remove export

---
 std/assembly/date.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/std/assembly/date.ts b/std/assembly/date.ts
index 007f8fa12d..5e540c3669 100644
--- a/std/assembly/date.ts
+++ b/std/assembly/date.ts
@@ -270,7 +270,7 @@ function daysSinceEpoch(y: i32, m: i32, d: i32): i32 {
 }
 
 // TomohikoSakamoto algorithm from https://en.wikipedia.org/wiki/Determination_of_the_day_of_the_week
-export function dayOfWeek(year: i32, month: i32, day: i32): i32 {
+function dayOfWeek(year: i32, month: i32, day: i32): i32 {
   const tab = memory.data<u8>([0, 3, 2, 5, 0, 3, 5, 1, 4, 6, 2, 4]);
 
   year -= i32(month < 3);

From ccc731bdfcb06f5e9fef736755efb866d0b9dbef Mon Sep 17 00:00:00 2001
From: MaxGraey <maxgraey@gmail.com>
Date: Sun, 25 Apr 2021 10:05:34 +0300
Subject: [PATCH 44/47] fix

---
 std/assembly/date.ts                  |  3 ++-
 tests/compiler/std/date.optimized.wat | 30 ++++++++++++++++++---------
 tests/compiler/std/date.untouched.wat | 12 +++++++++++
 3 files changed, 34 insertions(+), 11 deletions(-)

diff --git a/std/assembly/date.ts b/std/assembly/date.ts
index 5e540c3669..9b08af3d12 100644
--- a/std/assembly/date.ts
+++ b/std/assembly/date.ts
@@ -276,5 +276,6 @@ function dayOfWeek(year: i32, month: i32, day: i32): i32 {
   year -= i32(month < 3);
   year += year / 4 - year / 100 + year / 400;
   month = <i32>load<u8>(tab + month - 1);
-  return (year + month + day) % 7;
+  const w = (year + month + day) % 7;
+  return w + (w < 0 ? 7 : 0);
 }
diff --git a/tests/compiler/std/date.optimized.wat b/tests/compiler/std/date.optimized.wat
index 22585910cd..0614060754 100644
--- a/tests/compiler/std/date.optimized.wat
+++ b/tests/compiler/std/date.optimized.wat
@@ -2312,37 +2312,47 @@
  )
  (func $~lib/date/Date#getUTCDay (param $0 i32) (result i32)
   (local $1 i32)
-  local.get $0
-  i32.load offset=8
+  (local $2 i32)
   local.get $0
   i32.load
   local.get $0
   i32.load offset=4
-  local.tee $1
+  local.tee $2
   i32.const 3
   i32.lt_s
   i32.sub
-  local.tee $0
+  local.set $1
   local.get $0
+  i32.load offset=8
+  local.get $2
+  i32.const 1579
+  i32.add
+  i32.load8_u
+  local.get $1
+  local.get $1
   i32.const 4
   i32.div_s
-  local.get $0
+  local.get $1
   i32.const 100
   i32.div_s
   i32.sub
-  local.get $0
+  local.get $1
   i32.const 400
   i32.div_s
   i32.add
   i32.add
-  local.get $1
-  i32.const 1579
-  i32.add
-  i32.load8_u
   i32.add
   i32.add
   i32.const 7
   i32.rem_s
+  local.tee $0
+  i32.const 7
+  i32.const 0
+  local.get $0
+  i32.const 0
+  i32.lt_s
+  select
+  i32.add
  )
  (func $~lib/number/I32#toString (param $0 i32) (result i32)
   (local $1 i32)
diff --git a/tests/compiler/std/date.untouched.wat b/tests/compiler/std/date.untouched.wat
index d47d34b822..c86f13ea0e 100644
--- a/tests/compiler/std/date.untouched.wat
+++ b/tests/compiler/std/date.untouched.wat
@@ -3069,6 +3069,7 @@
   drop
  )
  (func $~lib/date/dayOfWeek (param $0 i32) (param $1 i32) (param $2 i32) (result i32)
+  (local $3 i32)
   local.get $0
   local.get $1
   i32.const 3
@@ -3103,6 +3104,17 @@
   i32.add
   i32.const 7
   i32.rem_s
+  local.set $3
+  local.get $3
+  local.get $3
+  i32.const 0
+  i32.lt_s
+  if (result i32)
+   i32.const 7
+  else
+   i32.const 0
+  end
+  i32.add
  )
  (func $~lib/date/Date#getUTCDay (param $0 i32) (result i32)
   local.get $0

From 1db25ee491e9aee0d5a50fc7195f9e1cc85e9c74 Mon Sep 17 00:00:00 2001
From: MaxGraey <maxgraey@gmail.com>
Date: Sun, 25 Apr 2021 10:28:25 +0300
Subject: [PATCH 45/47] opt floorMod

---
 std/assembly/date.ts                  |   3 +-
 tests/compiler/std/date.optimized.wat | 168 +++++++++----------------
 tests/compiler/std/date.untouched.wat | 173 ++++++++++----------------
 3 files changed, 127 insertions(+), 217 deletions(-)

diff --git a/std/assembly/date.ts b/std/assembly/date.ts
index 9b08af3d12..549b5acdfe 100644
--- a/std/assembly/date.ts
+++ b/std/assembly/date.ts
@@ -235,7 +235,8 @@ function epochMillis(
 
 // @ts-ignore: decorator
 @inline function floorMod<T extends number>(a: T, b: T): T {
-  return (a >= 0 ? a % b : a - (a - b + 1) / b * b) as T;
+  var m = a % b;
+  return m + (m < 0 ? b : 0) as T;
 }
 
 function invalidDate(millis: i64): bool {
diff --git a/tests/compiler/std/date.optimized.wat b/tests/compiler/std/date.optimized.wat
index 0614060754..7f96899c9a 100644
--- a/tests/compiler/std/date.optimized.wat
+++ b/tests/compiler/std/date.optimized.wat
@@ -2030,24 +2030,16 @@
   (local $1 i64)
   local.get $0
   i64.load offset=16
+  i64.const 86400000
+  i64.rem_s
   local.tee $1
+  i64.const 86400000
   i64.const 0
-  i64.ge_s
-  if (result i64)
-   local.get $1
-   i64.const 86400000
-   i64.rem_s
-  else
-   local.get $1
-   local.get $1
-   i64.const 86399999
-   i64.sub
-   i64.const 86400000
-   i64.div_s
-   i64.const 86400000
-   i64.mul
-   i64.sub
-  end
+  local.get $1
+  i64.const 0
+  i64.lt_s
+  select
+  i64.add
   i32.wrap_i64
   i32.const 3600000
   i32.div_s
@@ -2056,24 +2048,16 @@
   (local $1 i64)
   local.get $0
   i64.load offset=16
+  i64.const 3600000
+  i64.rem_s
   local.tee $1
+  i64.const 3600000
   i64.const 0
-  i64.ge_s
-  if (result i64)
-   local.get $1
-   i64.const 3600000
-   i64.rem_s
-  else
-   local.get $1
-   local.get $1
-   i64.const 3599999
-   i64.sub
-   i64.const 3600000
-   i64.div_s
-   i64.const 3600000
-   i64.mul
-   i64.sub
-  end
+  local.get $1
+  i64.const 0
+  i64.lt_s
+  select
+  i64.add
   i32.wrap_i64
   i32.const 60000
   i32.div_s
@@ -2082,24 +2066,16 @@
   (local $1 i64)
   local.get $0
   i64.load offset=16
+  i64.const 60000
+  i64.rem_s
   local.tee $1
+  i64.const 60000
   i64.const 0
-  i64.ge_s
-  if (result i64)
-   local.get $1
-   i64.const 60000
-   i64.rem_s
-  else
-   local.get $1
-   local.get $1
-   i64.const 59999
-   i64.sub
-   i64.const 60000
-   i64.div_s
-   i64.const 60000
-   i64.mul
-   i64.sub
-  end
+  local.get $1
+  i64.const 0
+  i64.lt_s
+  select
+  i64.add
   i32.wrap_i64
   i32.const 1000
   i32.div_s
@@ -2108,24 +2084,16 @@
   (local $1 i64)
   local.get $0
   i64.load offset=16
+  i64.const 1000
+  i64.rem_s
   local.tee $1
+  i64.const 1000
   i64.const 0
-  i64.ge_s
-  if (result i64)
-   local.get $1
-   i64.const 1000
-   i64.rem_s
-  else
-   local.get $1
-   local.get $1
-   i64.const 999
-   i64.sub
-   i64.const 1000
-   i64.div_s
-   i64.const 1000
-   i64.mul
-   i64.sub
-  end
+  local.get $1
+  i64.const 0
+  i64.lt_s
+  select
+  i64.add
   i32.wrap_i64
  )
  (func $~lib/date/Date#setUTCMilliseconds (param $0 i32) (param $1 i32)
@@ -2192,26 +2160,18 @@
    return
   end
   local.get $0
+  i64.const 86400000
+  i64.const 0
   local.get $0
   i64.load offset=16
+  i64.const 86400000
+  i64.rem_s
   local.tee $2
   i64.const 0
-  i64.ge_s
-  if (result i64)
-   local.get $2
-   i64.const 86400000
-   i64.rem_s
-  else
-   local.get $2
-   local.get $2
-   i64.const 86399999
-   i64.sub
-   i64.const 86400000
-   i64.div_s
-   i64.const 86400000
-   i64.mul
-   i64.sub
-  end
+  i64.lt_s
+  select
+  local.get $2
+  i64.add
   local.get $0
   i32.load
   local.get $0
@@ -2234,26 +2194,18 @@
    return
   end
   local.get $0
+  i64.const 86400000
+  i64.const 0
   local.get $0
   i64.load offset=16
+  i64.const 86400000
+  i64.rem_s
   local.tee $2
   i64.const 0
-  i64.ge_s
-  if (result i64)
-   local.get $2
-   i64.const 86400000
-   i64.rem_s
-  else
-   local.get $2
-   local.get $2
-   i64.const 86399999
-   i64.sub
-   i64.const 86400000
-   i64.div_s
-   i64.const 86400000
-   i64.mul
-   i64.sub
-  end
+  i64.lt_s
+  select
+  local.get $2
+  i64.add
   local.get $0
   i32.load
   local.get $1
@@ -2278,26 +2230,18 @@
    return
   end
   local.get $0
+  i64.const 86400000
+  i64.const 0
   local.get $0
   i64.load offset=16
+  i64.const 86400000
+  i64.rem_s
   local.tee $2
   i64.const 0
-  i64.ge_s
-  if (result i64)
-   local.get $2
-   i64.const 86400000
-   i64.rem_s
-  else
-   local.get $2
-   local.get $2
-   i64.const 86399999
-   i64.sub
-   i64.const 86400000
-   i64.div_s
-   i64.const 86400000
-   i64.mul
-   i64.sub
-  end
+  i64.lt_s
+  select
+  local.get $2
+  i64.add
   local.get $1
   local.get $0
   i32.load offset=4
diff --git a/tests/compiler/std/date.untouched.wat b/tests/compiler/std/date.untouched.wat
index c86f13ea0e..6a0865ec50 100644
--- a/tests/compiler/std/date.untouched.wat
+++ b/tests/compiler/std/date.untouched.wat
@@ -2722,6 +2722,7 @@
  (func $~lib/date/Date#getUTCHours (param $0 i32) (result i32)
   (local $1 i64)
   (local $2 i64)
+  (local $3 i64)
   local.get $0
   i64.load offset=16
   local.set $2
@@ -2729,25 +2730,19 @@
   i64.extend_i32_s
   local.set $1
   local.get $2
+  local.get $1
+  i64.rem_s
+  local.set $3
+  local.get $3
+  local.get $3
   i64.const 0
-  i64.ge_s
+  i64.lt_s
   if (result i64)
-   local.get $2
    local.get $1
-   i64.rem_s
   else
-   local.get $2
-   local.get $2
-   local.get $1
-   i64.sub
-   i64.const 1
-   i64.add
-   local.get $1
-   i64.div_s
-   local.get $1
-   i64.mul
-   i64.sub
+   i64.const 0
   end
+  i64.add
   i32.wrap_i64
   i32.const 3600000
   i32.div_s
@@ -2755,6 +2750,7 @@
  (func $~lib/date/Date#getUTCMinutes (param $0 i32) (result i32)
   (local $1 i64)
   (local $2 i64)
+  (local $3 i64)
   local.get $0
   i64.load offset=16
   local.set $2
@@ -2762,25 +2758,19 @@
   i64.extend_i32_s
   local.set $1
   local.get $2
+  local.get $1
+  i64.rem_s
+  local.set $3
+  local.get $3
+  local.get $3
   i64.const 0
-  i64.ge_s
+  i64.lt_s
   if (result i64)
-   local.get $2
    local.get $1
-   i64.rem_s
   else
-   local.get $2
-   local.get $2
-   local.get $1
-   i64.sub
-   i64.const 1
-   i64.add
-   local.get $1
-   i64.div_s
-   local.get $1
-   i64.mul
-   i64.sub
+   i64.const 0
   end
+  i64.add
   i32.wrap_i64
   i32.const 60000
   i32.div_s
@@ -2788,6 +2778,7 @@
  (func $~lib/date/Date#getUTCSeconds (param $0 i32) (result i32)
   (local $1 i64)
   (local $2 i64)
+  (local $3 i64)
   local.get $0
   i64.load offset=16
   local.set $2
@@ -2795,25 +2786,19 @@
   i64.extend_i32_s
   local.set $1
   local.get $2
+  local.get $1
+  i64.rem_s
+  local.set $3
+  local.get $3
+  local.get $3
   i64.const 0
-  i64.ge_s
+  i64.lt_s
   if (result i64)
-   local.get $2
    local.get $1
-   i64.rem_s
   else
-   local.get $2
-   local.get $2
-   local.get $1
-   i64.sub
-   i64.const 1
-   i64.add
-   local.get $1
-   i64.div_s
-   local.get $1
-   i64.mul
-   i64.sub
+   i64.const 0
   end
+  i64.add
   i32.wrap_i64
   i32.const 1000
   i32.div_s
@@ -2821,6 +2806,7 @@
  (func $~lib/date/Date#getUTCMilliseconds (param $0 i32) (result i32)
   (local $1 i64)
   (local $2 i64)
+  (local $3 i64)
   local.get $0
   i64.load offset=16
   local.set $2
@@ -2828,25 +2814,19 @@
   i64.extend_i32_s
   local.set $1
   local.get $2
+  local.get $1
+  i64.rem_s
+  local.set $3
+  local.get $3
+  local.get $3
   i64.const 0
-  i64.ge_s
+  i64.lt_s
   if (result i64)
-   local.get $2
    local.get $1
-   i64.rem_s
   else
-   local.get $2
-   local.get $2
-   local.get $1
-   i64.sub
-   i64.const 1
-   i64.add
-   local.get $1
-   i64.div_s
-   local.get $1
-   i64.mul
-   i64.sub
+   i64.const 0
   end
+  i64.add
   i32.wrap_i64
  )
  (func $~lib/date/Date#setUTCMilliseconds (param $0 i32) (param $1 i32)
@@ -2911,6 +2891,7 @@
   (local $2 i64)
   (local $3 i64)
   (local $4 i64)
+  (local $5 i64)
   local.get $0
   i32.load offset=8
   local.get $1
@@ -2925,26 +2906,20 @@
   i64.extend_i32_s
   local.set $2
   local.get $3
+  local.get $2
+  i64.rem_s
+  local.set $4
+  local.get $4
+  local.get $4
   i64.const 0
-  i64.ge_s
+  i64.lt_s
   if (result i64)
-   local.get $3
    local.get $2
-   i64.rem_s
   else
-   local.get $3
-   local.get $3
-   local.get $2
-   i64.sub
-   i64.const 1
-   i64.add
-   local.get $2
-   i64.div_s
-   local.get $2
-   i64.mul
-   i64.sub
+   i64.const 0
   end
-  local.set $4
+  i64.add
+  local.set $5
   local.get $0
   local.get $0
   i32.load
@@ -2955,7 +2930,7 @@
   i64.extend_i32_s
   i64.const 86400000
   i64.mul
-  local.get $4
+  local.get $5
   i64.add
   call $~lib/date/Date#setTime
   drop
@@ -2964,6 +2939,7 @@
   (local $2 i64)
   (local $3 i64)
   (local $4 i64)
+  (local $5 i64)
   local.get $0
   i32.load offset=4
   local.get $1
@@ -2978,26 +2954,20 @@
   i64.extend_i32_s
   local.set $2
   local.get $3
+  local.get $2
+  i64.rem_s
+  local.set $4
+  local.get $4
+  local.get $4
   i64.const 0
-  i64.ge_s
+  i64.lt_s
   if (result i64)
-   local.get $3
    local.get $2
-   i64.rem_s
   else
-   local.get $3
-   local.get $3
-   local.get $2
-   i64.sub
-   i64.const 1
-   i64.add
-   local.get $2
-   i64.div_s
-   local.get $2
-   i64.mul
-   i64.sub
+   i64.const 0
   end
-  local.set $4
+  i64.add
+  local.set $5
   local.get $0
   local.get $0
   i32.load
@@ -3010,7 +2980,7 @@
   i64.extend_i32_s
   i64.const 86400000
   i64.mul
-  local.get $4
+  local.get $5
   i64.add
   call $~lib/date/Date#setTime
   drop
@@ -3019,6 +2989,7 @@
   (local $2 i64)
   (local $3 i64)
   (local $4 i64)
+  (local $5 i64)
   local.get $0
   i32.load
   local.get $1
@@ -3033,26 +3004,20 @@
   i64.extend_i32_s
   local.set $2
   local.get $3
+  local.get $2
+  i64.rem_s
+  local.set $4
+  local.get $4
+  local.get $4
   i64.const 0
-  i64.ge_s
+  i64.lt_s
   if (result i64)
-   local.get $3
    local.get $2
-   i64.rem_s
   else
-   local.get $3
-   local.get $3
-   local.get $2
-   i64.sub
-   i64.const 1
-   i64.add
-   local.get $2
-   i64.div_s
-   local.get $2
-   i64.mul
-   i64.sub
+   i64.const 0
   end
-  local.set $4
+  i64.add
+  local.set $5
   local.get $0
   local.get $1
   local.get $0
@@ -3063,7 +3028,7 @@
   i64.extend_i32_s
   i64.const 86400000
   i64.mul
-  local.get $4
+  local.get $5
   i64.add
   call $~lib/date/Date#setTime
   drop

From 18fdc7da2c245940cad1e265db233aa1c5f1fd62 Mon Sep 17 00:00:00 2001
From: MaxGraey <maxgraey@gmail.com>
Date: Sun, 25 Apr 2021 10:31:26 +0300
Subject: [PATCH 46/47] refactor dayOfWeek

---
 std/assembly/date.ts                  |  3 +--
 tests/compiler/std/date.untouched.wat | 12 +++++++++---
 2 files changed, 10 insertions(+), 5 deletions(-)

diff --git a/std/assembly/date.ts b/std/assembly/date.ts
index 549b5acdfe..245f88f9ba 100644
--- a/std/assembly/date.ts
+++ b/std/assembly/date.ts
@@ -277,6 +277,5 @@ function dayOfWeek(year: i32, month: i32, day: i32): i32 {
   year -= i32(month < 3);
   year += year / 4 - year / 100 + year / 400;
   month = <i32>load<u8>(tab + month - 1);
-  const w = (year + month + day) % 7;
-  return w + (w < 0 ? 7 : 0);
+  return floorMod(year + month + day, 7);
 }
diff --git a/tests/compiler/std/date.untouched.wat b/tests/compiler/std/date.untouched.wat
index 6a0865ec50..e8092bdef1 100644
--- a/tests/compiler/std/date.untouched.wat
+++ b/tests/compiler/std/date.untouched.wat
@@ -3035,6 +3035,8 @@
  )
  (func $~lib/date/dayOfWeek (param $0 i32) (param $1 i32) (param $2 i32) (result i32)
   (local $3 i32)
+  (local $4 i32)
+  (local $5 i32)
   local.get $0
   local.get $1
   i32.const 3
@@ -3067,15 +3069,19 @@
   i32.add
   local.get $2
   i32.add
+  local.set $4
   i32.const 7
-  i32.rem_s
   local.set $3
+  local.get $4
   local.get $3
-  local.get $3
+  i32.rem_s
+  local.set $5
+  local.get $5
+  local.get $5
   i32.const 0
   i32.lt_s
   if (result i32)
-   i32.const 7
+   local.get $3
   else
    i32.const 0
   end

From 2134f60500b3b96c1d25c43257e16b3512740be7 Mon Sep 17 00:00:00 2001
From: MaxGraey <maxgraey@gmail.com>
Date: Sun, 25 Apr 2021 11:04:24 +0300
Subject: [PATCH 47/47] floorMod -> euclidRem

---
 std/assembly/date.ts | 18 +++++++++---------
 1 file changed, 9 insertions(+), 9 deletions(-)

diff --git a/std/assembly/date.ts b/std/assembly/date.ts
index 245f88f9ba..052bd7ad23 100644
--- a/std/assembly/date.ts
+++ b/std/assembly/date.ts
@@ -131,19 +131,19 @@ export class Date {
   }
 
   getUTCHours(): i32 {
-    return i32(floorMod(this.epochMillis, MILLIS_PER_DAY)) / MILLIS_PER_HOUR;
+    return i32(euclidRem(this.epochMillis, MILLIS_PER_DAY)) / MILLIS_PER_HOUR;
   }
 
   getUTCMinutes(): i32 {
-    return i32(floorMod(this.epochMillis, MILLIS_PER_HOUR)) / MILLIS_PER_MINUTE;
+    return i32(euclidRem(this.epochMillis, MILLIS_PER_HOUR)) / MILLIS_PER_MINUTE;
   }
 
   getUTCSeconds(): i32 {
-    return i32(floorMod(this.epochMillis, MILLIS_PER_MINUTE)) / MILLIS_PER_SECOND;
+    return i32(euclidRem(this.epochMillis, MILLIS_PER_MINUTE)) / MILLIS_PER_SECOND;
   }
 
   getUTCMilliseconds(): i32 {
-    return i32(floorMod(this.epochMillis, MILLIS_PER_SECOND));
+    return i32(euclidRem(this.epochMillis, MILLIS_PER_SECOND));
   }
 
   setUTCMilliseconds(millis: i32): void {
@@ -164,19 +164,19 @@ export class Date {
 
   setUTCDate(day: i32): void {
     if (this.day == day) return;
-    var ms = floorMod(this.epochMillis, MILLIS_PER_DAY);
+    var ms = euclidRem(this.epochMillis, MILLIS_PER_DAY);
     this.setTime(i64(daysSinceEpoch(this.year, this.month, day)) * MILLIS_PER_DAY + ms);
   }
 
   setUTCMonth(month: i32): void {
     if (this.month == month) return;
-    var ms = floorMod(this.epochMillis, MILLIS_PER_DAY);
+    var ms = euclidRem(this.epochMillis, MILLIS_PER_DAY);
     this.setTime(i64(daysSinceEpoch(this.year, month + 1, this.day)) * MILLIS_PER_DAY + ms);
   }
 
   setUTCFullYear(year: i32): void {
     if (this.year == year) return;
-    var ms = floorMod(this.epochMillis, MILLIS_PER_DAY);
+    var ms = euclidRem(this.epochMillis, MILLIS_PER_DAY);
     this.setTime(i64(daysSinceEpoch(year, this.month, this.day)) * MILLIS_PER_DAY + ms);
   }
 
@@ -234,7 +234,7 @@ function epochMillis(
 }
 
 // @ts-ignore: decorator
-@inline function floorMod<T extends number>(a: T, b: T): T {
+@inline function euclidRem<T extends number>(a: T, b: T): T {
   var m = a % b;
   return m + (m < 0 ? b : 0) as T;
 }
@@ -277,5 +277,5 @@ function dayOfWeek(year: i32, month: i32, day: i32): i32 {
   year -= i32(month < 3);
   year += year / 4 - year / 100 + year / 400;
   month = <i32>load<u8>(tab + month - 1);
-  return floorMod(year + month + day, 7);
+  return euclidRem(year + month + day, 7);
 }