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Added changes to cpuinfo.h, isa.c and isa-info.c #269

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Added changes to cpuinfo.h, isa.c and isa-info.c #269

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df78d39
Added changes to cpuinfo.h, isa.c and isa-info.c
rwinterton Dec 10, 2024
7215904
added check for avx512_regs and hex representation change per request
rwinterton Dec 12, 2024
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9 changes: 9 additions & 0 deletions include/cpuinfo.h
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Original file line number Diff line number Diff line change
Expand Up @@ -820,6 +820,7 @@ struct cpuinfo_x86_isa {
bool avx512vp2intersect;
bool avx512_4vnniw;
bool avx512_4fmaps;
bool avx10_1;
bool amx_bf16;
bool amx_tile;
bool amx_int8;
Expand Down Expand Up @@ -1435,6 +1436,14 @@ static inline bool cpuinfo_has_x86_avx_ne_convert(void) {
#endif
}

static inline bool cpuinfo_has_x86_avx10_1(void) {
#if CPUINFO_ARCH_X86 || CPUINFO_ARCH_X86_64
return cpuinfo_isa.avx10_1;
#else
return false;
#endif
}

static inline bool cpuinfo_has_x86_hle(void) {
#if CPUINFO_ARCH_X86 || CPUINFO_ARCH_X86_64
return cpuinfo_isa.hle;
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5 changes: 5 additions & 0 deletions src/x86/isa.c
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Expand Up @@ -429,6 +429,11 @@ struct cpuinfo_x86_isa cpuinfo_x86_detect_isa(
*/
isa.avx512f = avx512_regs && !!(structured_feature_info0.ebx & UINT32_C(0x00010000));

/*
* AVX 10.1 instructions:
*/
isa.avx10_1 = avx512_regs && !!(structured_feature_info1.edx & UINT32_C(0x00080000));

/*
* AVX512PF instructions:
* - Intel: ebx[bit 26] in structured feature info (ecx = 0).
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4 changes: 4 additions & 0 deletions tools/isa-info.c
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Expand Up @@ -70,6 +70,10 @@ int main(int argc, char** argv) {
printf("\tAVX512VP2INTERSECT: %s\n", cpuinfo_has_x86_avx512vp2intersect() ? "yes" : "no");
printf("\tAVX512_4VNNIW: %s\n", cpuinfo_has_x86_avx512_4vnniw() ? "yes" : "no");
printf("\tAVX512_4FMAPS: %s\n", cpuinfo_has_x86_avx512_4fmaps() ? "yes" : "no");

//avx10.1 (in future will add other avx10 version)
printf("\tAVX10_1: %s\n", cpuinfo_has_x86_avx10_1() ? "yes" : "no");

printf("\tAMX_BF16: %s\n", cpuinfo_has_x86_amx_bf16() ? "yes" : "no");
printf("\tAMX_TILE: %s\n", cpuinfo_has_x86_amx_tile() ? "yes" : "no");
printf("\tAMX_INT8: %s\n", cpuinfo_has_x86_amx_int8() ? "yes" : "no");
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