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Add REP instructions detection (#282)

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This commit is contained in:
Mykola Hohsadze
2022-10-26 17:13:15 +03:00
committed by GitHub
parent 26852665b4
commit bddcc3721c
3 changed files with 43 additions and 4 deletions
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10
src/impl_x86__base_implementation.inl
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@ -315,6 +315,10 @@ static void ParseCpuId(const Leaves* leaves, X86Info* info,
features->vpclmulqdq = IsBitSet(leaf_7.ecx, 10);
features->movdiri = IsBitSet(leaf_7.ecx, 27);
features->movdir64b = IsBitSet(leaf_7.ecx, 28);
features->fs_rep_mov = IsBitSet(leaf_7.edx, 4);
features->fz_rep_movsb = IsBitSet(leaf_7_1.eax, 10);
features->fs_rep_stosb = IsBitSet(leaf_7_1.eax, 11);
features->fs_rep_cmpsb_scasb = IsBitSet(leaf_7_1.eax, 12);
features->adx = IsBitSet(leaf_7.ebx, 19);
features->lzcnt = IsBitSet(leaf_80000001.ecx, 5);
@ -1901,7 +1905,11 @@ CacheInfo GetX86CacheInfo(void) {
LINE(X86_LZCNT, lzcnt, , , ) \
LINE(X86_GFNI, gfni, , , ) \
LINE(X86_MOVDIRI, movdiri, , , ) \
LINE(X86_MOVDIR64B, movdir64b, , , )
LINE(X86_MOVDIR64B, movdir64b, , , ) \
LINE(X86_FS_REP_MOV, fs_rep_mov, , , ) \
LINE(X86_FZ_REP_MOVSB, fz_rep_movsb, , , ) \
LINE(X86_FS_REP_STOSB, fs_rep_stosb, , , ) \
LINE(X86_FS_REP_CMPSB_SCASB, fs_rep_cmpsb_scasb, , , )
#define INTROSPECTION_PREFIX X86
#define INTROSPECTION_ENUM_PREFIX X86
#include "define_introspection.inl"