diff --git a/lib/compiler_rt/README.md b/lib/compiler_rt/README.md index d8df7f548907..bf22401eb604 100644 --- a/lib/compiler_rt/README.md +++ b/lib/compiler_rt/README.md @@ -552,20 +552,156 @@ TODO brief explanation + implementation | ------ | ------------- | --------- | --------- | --------- | -------------------------- | | | | | | | **Fixed-Point Fractional** | -Further content: +Math functions according to C99 with gnu extension sincos. f16, f80 and f128 functions +are additionally supported by Zig, but not part of C standard. Alphabetically sorted. + +| Done | Name | a | b | Out | Comment | +| ---- | ------- | --------- | --------- | --------- | -------------------------- | +| ✓ | __ceilh | f16 | ∅ | f16 |smallest integer value not less than a| +| ✓ | ceilf | f32 | ∅ | f32 |If a is integer, +-0, +-NaN, or +-infinite, a itself is returned.| +| ✓ | ceil | f64 | ∅ | f64 | .. | +| ✓ | __ceilx | f80 | ∅ | f80 | | +| ✓ | ceilf128 | f128 | ∅ | f128 | .. PPC | +| ✓ | ceilq | f128 | ∅ | f128 | .. | +| ✓ | ceill |long double| ∅ |long double| .. | +| ✓ | __cosh | f16 | ∅ | f16 | `cos(a)=(e^(ia)+e^(-ia))/2`| +| ✓ | cosf | f32 | ∅ | f32 | .. | +| ✓ | cos | f64 | ∅ | f64 | .. | +| ✓ | __cosx | f80 | ∅ | f80 | .. | +| ✓ | cosf128 | f128 | ∅ | f128 | .. | +| ✓ | cosq | f128 | ∅ | f128 | .. PPC | +| ✓ | cosl |long double| ∅ |long double| .. | +| ✓ | __exph | f16 | ∅ | f16 | `e^a` with e base of natural logarithms| +| ✓ | expf | f32 | ∅ | f32 | .. | +| ✓ | exp | f64 | ∅ | f64 | .. | +| ✓ | __expx | f80 | ∅ | f80 | .. | +| ✓ | expf128 | f128 | ∅ | f128 | .. | +| ✓ | expq | f128 | ∅ | f128 | .. PPC | +| ✓ | expl |long double| ∅ |long double| .. | +| ✓ | __exp2h | f16 | ∅ | f16 | `2^a` | +| ✓ | exp2f | f32 | ∅ | f32 | .. | +| ✓ | exp2 | f64 | ∅ | f64 | .. | +| ✓ | __exp2x | f80 | ∅ | f80 | .. | +| ✓ | exp2f128 | f128 | ∅ | f128 | .. | +| ✓ | exp2q | f128 | ∅ | f128 | .. PPC | +| ✓ | exp2l |long double| ∅ |long double| .. | +| ✓ | __fabsh | f16 | ∅ | f16 | absolute value of a | +| ✓ | fabsf | f32 | ∅ | f32 | .. | +| ✓ | fabs | f64 | ∅ | f64 | .. | +| ✓ | __fabsx | f80 | ∅ | f80 | .. | +| ✓ | fabsf128 | f128 | ∅ | f128 | .. | +| ✓ | fabsq | f128 | ∅ | f128 | .. PPC | +| ✓ | fabsl |long double| ∅ |long double| .. | +| ✓ | __floorh | f16 | ∅ | f16 |largest integer value not greater than a| +| ✓ | floorf | f32 | ∅ | f32 |If a is integer, +-0, +-NaN, or +-infinite, a itself is returned.| +| ✓ | floor | f64 | ∅ | f64 | .. | +| ✓ | __floorx | f80 | ∅ | f80 | .. | +| ✓ | floorf128 | f128 | ∅ | f128 | .. | +| ✓ | floorq | f128 | ∅ | f128 | .. PPC | +| ✓ | floorl |long double| ∅ |long double| .. | +| ✓ | __fmah | f16 | 2xf16 | f16 | args a,b,c result `(a*b)+c`| +| ✓ | fmaf | f32 | 2xf32 | f32 |Fused multiply-add for hardware acceleration| +| ✓ | fma | f64 | 2xf64 | f64 | .. | +| ✓ | __fmax | f80 | 2xf80 | f80 | .. | +| ✓ | fmaf128 | f128 | 2xf128 | f128 | .. | +| ✓ | fmaq | f128 | 2xf128 | f128 | .. PPC | +| ✓ | fmal |long double|2xlong double|long double| .. | +| ✓ | __fmaxh | f16 | f16 | f16 | larger value of a,b | +| ✓ | fmaxf | f32 | f32 | f32 | .. | +| ✓ | fmax | f64 | f64 | f64 | .. | +| ✓ | __fmaxx | f80 | f80 | f80 | .. | +| ✓ | fmaxf128 | f128 | f128 | f128 | .. | +| ✓ | fmaxq | f128 | f128 | f128 | .. PPC | +| ✓ | fmaxl |long double|long double|long double| .. | +| ✓ | __fminh | f16 | f16 | f16 | smaller value of a,b | +| ✓ | fminf | f32 | f32 | f32 | .. | +| ✓ | fmin | f64 | f64 | f64 | .. | +| ✓ | __fminx | f80 | f80 | f80 | .. | +| ✓ | fminf128 | f128 | f128 | f128 | .. | +| ✓ | fminq | f128 | f128 | f128 | .. PPC | +| ✓ | fminl |long double|long double|long double| .. | +| ✓ | __fmodh | f16 | f16 | f16 |floating-point remainder of division a/b| +| ✓ | fmodf | f32 | f32 | f32 | .. | +| ✓ | fmod | f64 | f64 | f64 | .. | +| ✓ | __fmodx | f80 | f80 | f80 | .. | +| ✓ | fmodf128 | f128 | f128 | f128 | .. | +| ✓ | fmodq | f128 | f128 | f128 | .. PPC | +| ✓ | fmodl |long double|long double|long double| .. | +| ✓ | __logh | f16 | ∅ | f16 |natural (base-e) logarithm of a| +| ✓ | logf | f32 | ∅ | f32 | .. | +| ✓ | log | f64 | ∅ | f64 | .. | +| ✓ | __logx | f80 | ∅ | f80 | .. | +| ✓ | logf128 | f128 | ∅ | f128 | .. | +| ✓ | logq | f128 | ∅ | f128 | .. PPC | +| ✓ | logl |long double| ∅ |long double| .. | +| ✓ | __log10h | f16 | ∅ | f16 |common (base-10) logarithm of a| +| ✓ | log10f | f32 | ∅ | f32 | .. | +| ✓ | log10 | f64 | ∅ | f64 | .. | +| ✓ | __log10x | f80 | ∅ | f80 | .. | +| ✓ | log10f128 | f128 | ∅ | f128 | .. | +| ✓ | log10q | f128 | ∅ | f128 | .. PPC | +| ✓ | log10l |long double| ∅ |long double| .. | +| ✓ | __log2h | f16 | ∅ | f16 | base-2 logarithm of a | +| ✓ | log2f | f32 | ∅ | f32 | .. | +| ✓ | log2 | f64 | ∅ | f64 | .. | +| ✓ | __log2x | f80 | ∅ | f80 | .. | +| ✓ | log2f128 | f128 | ∅ | f128 | .. | +| ✓ | log2q | f128 | ∅ | f128 | .. PPC | +| ✓ | log2l |long double| ∅ |long double| .. | +| ✓ | __roundh | f16 | ∅ | f16 | a rounded to next int away from zero| +| ✓ | roundf | f32 | ∅ | f32 | .. | +| ✓ | round | f64 | ∅ | f64 | .. | +| ✓ | __roundx | f80 | ∅ | f80 | .. | +| ✓ | roundf128 | f128 | ∅ | f128 | .. | +| ✓ | roundq | f128 | ∅ | f128 | .. PPC | +| ✓ | roundl |long double| ∅ |long double| .. | +| ✓ | __sinh | f16 | ∅ | f16 | `sin(a)=(e^(ia)-e^(-ia))/2`| +| ✓ | sinf | f32 | ∅ | f32 | .. | +| ✓ | sin | f64 | ∅ | f64 | .. | +| ✓ | __sinx | f80 | ∅ | f80 | .. | +| ✓ | sinf128 | f128 | ∅ | f128 | .. | +| ✓ | sinq | f128 | ∅ | f128 | .. PPC | +| ✓ | sinl |long double| ∅ |long double| .. | +| ✓ | __sincosh | f16 | 2x *f16 | ∅ |sin and cos of the same angle a| +| ✓ | sincosf | f32 | 2x *f32 | ∅ |args a,*b,*c, `b.*=sin(x),c.*=cos(x)`| +| ✓ | sincos | f64 | 2x *f64 | ∅ | .. | +| ✓ | __sincosx | f80 | 2x *f80 | ∅ | .. | +| ✓ | sincosf128 | f128 | 2x *f128 | ∅ | .. | +| ✓ | sincosq | f128 | 2x *f128 | ∅ | .. PPC | +| ✓ | sincosl |long double| 2x *long double|∅ | .. | +| ✓ | __sqrth | f16 | ∅ | f16 | square root of a (find `r st. a=r^2`)| +| ✓ | sqrtf | f32 | ∅ | f32 | .. | +| ✓ | sqrt | f64 | ∅ | f64 | .. | +| ✓ | __sqrtx | f80 | ∅ | f80 | .. | +| ✓ | sqrtf128 | f128 | ∅ | f128 | .. | +| ✓ | sqrtq | f128 | ∅ | f128 | .. PPC | +| ✓ | sqrtl |long double| ∅ |long double| .. | +| ✓ | __tanh | f16 | ∅ | f16 | `tan(x)=sin(x)/cos(x) | +| ✓ | tanf | f32 | ∅ | f32 | .. | +| ✓ | tan | f64 | ∅ | f64 | .. | +| ✓ | __tanx | f80 | ∅ | f80 | .. | +| ✓ | tanf128 | f128 | ∅ | f128 | .. | +| ✓ | tanq | f128 | ∅ | f128 | .. PPC | +| ✓ | tanl |long double| ∅ |long double| .. | +| ✓ | __trunch | f16 | ∅ | f16 | a rounded to next int towards zero| +| ✓ | truncf | f32 | ∅ | f32 | .. | +| ✓ | trunc | f64 | ∅ | f64 | .. | +| ✓ | __truncx | f80 | ∅ | f80 | .. | +| ✓ | truncf128 | f128 | ∅ | f128 | .. | +| ✓ | truncq | f128 | ∅ | f128 | .. PPC | +| ✓ | truncl |long double| ∅ |long double| .. | + +Further content (conditionally) exported with C abi: - aarch64 outline atomics +- arm routines (memory routines + memclr [setting to 0], divmod routines and stubs for unwind_cpp) - atomics -- msvc things like _alldiv, _aulldiv, _allrem -- clear cache -- tls emulation -- math routines (cos, sin, tan, ceil, floor, exp, exp2, fabs, log, log10, log2, sincos, sqrt) - bcmp -- ieee float routines (fma, fmax, fmin, fmod, fabs, float rounding, ) -- arm routines (memory routines + memclr [setting to 0], divmod routines and stubs for unwind_cpp) +- clear cache - memory routines (memcmp, memcpy, memset, memmove) +- msvc things like _alldiv, _aulldiv, _allrem - objective-c __isPlatformVersionAtLeast check - stack probe routines +- tls emulation -Future work - -Arbitrary length integer library routines +Future work: +- Arbitrary length integer library routines