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Support x86 FMA4 and SSE4A features

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This commit is contained in:
gadoofou87
2020-03-11 18:44:49 +05:00
committed by Mizux
parent eb168a2da2
commit 3262a55118
2 changed files with 16 additions and 0 deletions
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12
src/cpuinfo_x86.c
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@ -1043,6 +1043,8 @@ static void ParseLeaf4(const int max_cpuid_leaf, CacheInfo* info) {
static void ParseCpuId(const uint32_t max_cpuid_leaf, X86Info* info) {
const Leaf leaf_1 = SafeCpuId(max_cpuid_leaf, 1);
const Leaf leaf_7 = SafeCpuId(max_cpuid_leaf, 7);
const Leaf leaf_80000000 = CpuId(0x80000000);
const Leaf leaf_80000001 = SafeCpuId(leaf_80000000.eax, 0x80000001);
const bool have_xsave = IsBitSet(leaf_1.ecx, 26);
const bool have_osxsave = IsBitSet(leaf_1.ecx, 27);
@ -1097,9 +1099,11 @@ static void ParseCpuId(const uint32_t max_cpuid_leaf, X86Info* info) {
features->ssse3 = IsBitSet(leaf_1.ecx, 9);
features->sse4_1 = IsBitSet(leaf_1.ecx, 19);
features->sse4_2 = IsBitSet(leaf_1.ecx, 20);
features->sse4a = IsBitSet(leaf_80000001.ecx, 6);
}
if (have_avx_os_support) {
features->fma4 = IsBitSet(leaf_80000001.ecx, 16);
features->fma3 = IsBitSet(leaf_1.ecx, 12);
features->avx = IsBitSet(leaf_1.ecx, 28);
features->avx2 = IsBitSet(leaf_7.ebx, 5);
@ -1295,6 +1299,8 @@ int GetX86FeaturesEnumValue(const X86Features* features,
return features->erms;
case X86_F16C:
return features->f16c;
case X86_FMA4:
return features->fma4;
case X86_FMA3:
return features->fma3;
case X86_VAES:
@ -1327,6 +1333,8 @@ int GetX86FeaturesEnumValue(const X86Features* features,
return features->sse4_1;
case X86_SSE4_2:
return features->sse4_2;
case X86_SSE4A:
return features->sse4a;
case X86_AVX:
return features->avx;
case X86_AVX2:
@ -1405,6 +1413,8 @@ const char* GetX86FeaturesEnumName(X86FeaturesEnum value) {
return "erms";
case X86_F16C:
return "f16c";
case X86_FMA4:
return "fma4";
case X86_FMA3:
return "fma3";
case X86_VAES:
@ -1437,6 +1447,8 @@ const char* GetX86FeaturesEnumName(X86FeaturesEnum value) {
return "sse4_1";
case X86_SSE4_2:
return "sse4_2";
case X86_SSE4A:
return "sse4a";
case X86_AVX:
return "avx";
case X86_AVX2: