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| author | Kenneth Heafield <github@kheafield.com> | 2020-11-18 18:56:25 +0300 |
|---|---|---|
| committer | Kenneth Heafield <github@kheafield.com> | 2020-11-18 18:56:25 +0300 |
| commit | e7fa20a2c9668542620143759cca7be17b7482af (patch) | |
| tree | 7b9a7b4f6c1fffab7c17ee0b0314ae2edfc15a64 | |
| parent | 84a8a1018d8f5dc13afd0f103a0bcf3e5dd1dec0 (diff) | |
Emscripten CPUID
| -rw-r--r-- | intgemm/intgemm.h | 25 |
1 files changed, 22 insertions, 3 deletions
diff --git a/intgemm/intgemm.h b/intgemm/intgemm.h index b53387e..e89f9ff 100644 --- a/intgemm/intgemm.h +++ b/intgemm/intgemm.h @@ -163,20 +163,37 @@ template <class T> T ChooseCPU(T #ifdef INTGEMM_COMPILER_SUPPORTS_AVX512BW avx512bw #endif - , T avx2, T ssse3, T sse2, T unsupported) { -#if defined(__INTEL_COMPILER) + , T +#ifdef INTGEMM_COMPILER_SUPPORTS_AVX2 + avx2 +#endif + , T ssse3, T +#ifndef __EMSCRIPTEN__ + sse2 +#endif + , T +#ifndef __EMSCRIPTEN__ + unsupported +#endif + ) { +#if defined(__EMSCRIPTEN__) + // emscripten is always ssse3. + return ssse3; +#elif defined(__INTEL_COMPILER) # ifdef INTGEMM_COMPILER_SUPPORTS_AVX512VNNI if (_may_i_use_cpu_feature(_FEATURE_AVX512_VNNI)) return avx512vnni; # endif # ifdef INTGEMM_COMPILER_SUPPORTS_AVX512BW if (_may_i_use_cpu_feature(_FEATURE_AVX512BW)) return avx512bw; # endif +# ifdef INTGEMM_COMPILER_SUPPORTS_AVX2 if (_may_i_use_cpu_feature(_FEATURE_AVX2)) return avx2; +# endif if (_may_i_use_cpu_feature(_FEATURE_SSSE3)) return ssse3; if (_may_i_use_cpu_feature(_FEATURE_SSE2)) return sse2; return unsupported; #else -// Everybody except Intel compiler. +// Not emscripten, not Intel compiler # if defined(_MSC_VER) int regs[4]; int &eax = regs[0], &ebx = regs[1], &ecx = regs[2], &edx = regs[3]; @@ -208,7 +225,9 @@ template <class T> T ChooseCPU(T # ifdef INTGEMM_COMPILER_SUPPORTS_AVX512BW if (ebx & (1 << 30)) return avx512bw; # endif +# ifdef INTGEMM_COMPILER_SUPPORTS_AVX2 if (ebx & (1 << 5)) return avx2; +# endif } if (m >= 1) { # if defined(_MSC_VER) |