From dcfdae88f0b451f0035da6a55ce1bb63ae3846fc Mon Sep 17 00:00:00 2001
From: Irit Katriel <iritkatriel@yahoo.com>
Date: Sun, 6 Apr 2025 23:23:53 +0100
Subject: [PATCH 1/2] gh-100239: more stats for BINARY_OP/SUBSCR specialization

---
 Include/cpython/pystats.h |  2 +-
 Python/specialize.c       | 31 +++++++++++++++++++++++++++++++
 2 files changed, 32 insertions(+), 1 deletion(-)

diff --git a/Include/cpython/pystats.h b/Include/cpython/pystats.h
index f16391f8437ec1..7c1459bde8f1cf 100644
--- a/Include/cpython/pystats.h
+++ b/Include/cpython/pystats.h
@@ -31,7 +31,7 @@
 
 #define PYSTATS_MAX_UOP_ID 512
 
-#define SPECIALIZATION_FAILURE_KINDS 44
+#define SPECIALIZATION_FAILURE_KINDS 50
 
 /* Stats for determining who is calling PyEval_EvalFrame */
 #define EVAL_CALL_TOTAL 0
diff --git a/Python/specialize.c b/Python/specialize.c
index f73f322f0c9725..1b5e6d1967c08b 100644
--- a/Python/specialize.c
+++ b/Python/specialize.c
@@ -604,6 +604,12 @@ _PyCode_Quicken(_Py_CODEUNIT *instructions, Py_ssize_t size, int enable_counters
 #define SPEC_FAIL_BINARY_OP_SUBSCR_DEQUE                42
 #define SPEC_FAIL_BINARY_OP_SUBSCR_ENUMDICT             43
 #define SPEC_FAIL_BINARY_OP_SUBSCR_STACKSUMMARY         44
+#define SPEC_FAIL_BINARY_OP_SUBSCR_DEFAULTDICT          45
+#define SPEC_FAIL_BINARY_OP_SUBSCR_COUNTER              46
+#define SPEC_FAIL_BINARY_OP_SUBSCR_ORDEREDDICT          47
+#define SPEC_FAIL_BINARY_OP_SUBSCR_BYTES                48
+#define SPEC_FAIL_BINARY_OP_SUBSCR_STRUCTTIME           49
+#define SPEC_FAIL_BINARY_OP_SUBSCR_RANGE                50
 
 /* Calls */
 
@@ -2370,6 +2376,14 @@ binary_op_fail_kind(int oparg, PyObject *lhs, PyObject *rhs)
                 return SPEC_FAIL_BINARY_OP_SUBSCR_MAPPINGPROXY;
             }
 
+            if (PyObject_TypeCheck(lhs, &PyBytes_Type)) {
+                return SPEC_FAIL_BINARY_OP_SUBSCR_BYTES;
+            }
+
+            if (PyObject_TypeCheck(lhs, &PyRange_Type)) {
+                return SPEC_FAIL_BINARY_OP_SUBSCR_RANGE;
+            }
+
             if (strcmp(container_type->tp_name, "array.array") == 0) {
                 return SPEC_FAIL_BINARY_OP_SUBSCR_ARRAY;
             }
@@ -2390,9 +2404,26 @@ binary_op_fail_kind(int oparg, PyObject *lhs, PyObject *rhs)
                 return SPEC_FAIL_BINARY_OP_SUBSCR_STACKSUMMARY;
             }
 
+            if (strcmp(container_type->tp_name, "collections.defaultdict") == 0) {
+                return SPEC_FAIL_BINARY_OP_SUBSCR_DEFAULTDICT;
+            }
+
+            if (strcmp(container_type->tp_name, "Counter") == 0) {
+                return SPEC_FAIL_BINARY_OP_SUBSCR_COUNTER;
+            }
+
+            if (strcmp(container_type->tp_name, "collections.OrderedDict") == 0) {
+                return SPEC_FAIL_BINARY_OP_SUBSCR_ORDEREDDICT;
+            }
+
+            if (strcmp(container_type->tp_name, "time.struct_time") == 0) {
+                return SPEC_FAIL_BINARY_OP_SUBSCR_STRUCTTIME;
+            }
+
             if (PySlice_Check(rhs)) {
                 return SPEC_FAIL_BINARY_OP_SUBSCR_OTHER_SLICE;
             }
+
             return SPEC_FAIL_BINARY_OP_SUBSCR;
     }
     Py_UNREACHABLE();

From 9f3dec6c95c57e309b5c025b36dcbbb71a80b7b1 Mon Sep 17 00:00:00 2001
From: Irit Katriel <1055913+iritkatriel@users.noreply.github.com>
Date: Mon, 7 Apr 2025 16:32:57 +0100
Subject: [PATCH 2/2] whitespace

---
 Python/specialize.c | 1 -
 1 file changed, 1 deletion(-)

diff --git a/Python/specialize.c b/Python/specialize.c
index 1b5e6d1967c08b..498dcd3e483058 100644
--- a/Python/specialize.c
+++ b/Python/specialize.c
@@ -2423,7 +2423,6 @@ binary_op_fail_kind(int oparg, PyObject *lhs, PyObject *rhs)
             if (PySlice_Check(rhs)) {
                 return SPEC_FAIL_BINARY_OP_SUBSCR_OTHER_SLICE;
             }
-
             return SPEC_FAIL_BINARY_OP_SUBSCR;
     }
     Py_UNREACHABLE();