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Code Issues Releases Wiki Activity

Detect Intel's Multi-Precision Add-Carry Instruction Extensions (#157)

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This commit is contained in:
Kris Kwiatkowski
2021-05-21 09:47:32 +01:00
committed by GitHub
parent 3e8243b7d9
commit d35e2f38eb
3 changed files with 6 additions and 1 deletions
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4
src/cpuinfo_x86.c
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@ -88,7 +88,8 @@
FEATURE(X86_MOVBE, movbe, "movbe", 0, 0) \
FEATURE(X86_RDRND, rdrnd, "rdrnd", 0, 0) \
FEATURE(X86_DCA, dca, "dca", 0, 0) \
FEATURE(X86_SS, ss, "ss", 0, 0)
FEATURE(X86_SS, ss, "ss", 0, 0) \
FEATURE(X86_ADX, adx, "adx", 0, 0)
#define DEFINE_TABLE_FEATURE_TYPE X86Features
#define DEFINE_TABLE_DONT_GENERATE_HWCAPS
#include "define_tables.h"
@ -1314,6 +1315,7 @@ static void ParseCpuId(const uint32_t max_cpuid_leaf,
features->sha = IsBitSet(leaf_7.ebx, 29);
features->vaes = IsBitSet(leaf_7.ecx, 9);
features->vpclmulqdq = IsBitSet(leaf_7.ecx, 10);
features->adx = IsBitSet(leaf_7.ebx, 19);
if (os_support.have_sse_via_os) {
DetectSseViaOs(features);