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Detect Intel's Multi-Precision Add-Carry Instruction Extensions

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See d35e2f38eb
This commit is contained in:
Carles Fernandez 2021-05-21 22:26:09 +02:00
parent 12298ed931
commit 08aea9aa5b
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GPG Key ID: 4C583C52B0C3877D
3 changed files with 6 additions and 1 deletions
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2
src/algorithms/libs/volk_gnsssdr_module/volk_gnsssdr/cpu_features/include/cpuinfo_x86.h
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@ -79,6 +79,7 @@ typedef struct
int dca : 1; int dca : 1;
int ss : 1; int ss : 1;
int adx : 1;
// Make sure to update X86FeaturesEnum below if you add a field here. // Make sure to update X86FeaturesEnum below if you add a field here.
} X86Features; } X86Features;
@ -207,6 +208,7 @@ typedef enum
X86_RDRND, X86_RDRND,
X86_DCA, X86_DCA,
X86_SS, X86_SS,
X86_ADX,
X86_LAST_, X86_LAST_,
} X86FeaturesEnum; } X86FeaturesEnum;

4
src/algorithms/libs/volk_gnsssdr_module/volk_gnsssdr/cpu_features/src/cpuinfo_x86.c
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@ -74,7 +74,8 @@
FEATURE(X86_MOVBE, movbe, "movbe", 0, 0) \ FEATURE(X86_MOVBE, movbe, "movbe", 0, 0) \
FEATURE(X86_RDRND, rdrnd, "rdrnd", 0, 0) \ FEATURE(X86_RDRND, rdrnd, "rdrnd", 0, 0) \
FEATURE(X86_DCA, dca, "dca", 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_FEATURE_TYPE X86Features
#define DEFINE_TABLE_DONT_GENERATE_HWCAPS #define DEFINE_TABLE_DONT_GENERATE_HWCAPS
#include "define_tables.h" #include "define_tables.h"
@ -1347,6 +1348,7 @@ static void ParseCpuId(const uint32_t max_cpuid_leaf,
features->sha = IsBitSet(leaf_7.ebx, 29); features->sha = IsBitSet(leaf_7.ebx, 29);
features->vaes = IsBitSet(leaf_7.ecx, 9); features->vaes = IsBitSet(leaf_7.ecx, 9);
features->vpclmulqdq = IsBitSet(leaf_7.ecx, 10); features->vpclmulqdq = IsBitSet(leaf_7.ecx, 10);
features->adx = IsBitSet(leaf_7.ebx, 19);
if (os_support.have_sse_via_os) if (os_support.have_sse_via_os)
{ {

1
src/algorithms/libs/volk_gnsssdr_module/volk_gnsssdr/cpu_features/test/cpuinfo_x86_test.cc
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@ -150,6 +150,7 @@ TEST_F(CpuidX86Test, SandyBridge)
EXPECT_TRUE(features.popcnt); EXPECT_TRUE(features.popcnt);
EXPECT_FALSE(features.movbe); EXPECT_FALSE(features.movbe);
EXPECT_FALSE(features.rdrnd); EXPECT_FALSE(features.rdrnd);
EXPECT_FALSE(features.adx);
} }
const int KiB = 1024; const int KiB = 1024;