mirrors/gnss-sdr
1
0
Fork 0
mirror of https://github.com/gnss-sdr/gnss-sdr synced 2024-12-14 04:00:34 +00:00
Code Issues Releases Wiki Activity

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

Browse Source 
See d35e2f38eb
This commit is contained in:
Carles Fernandez 2021-05-21 22:26:09 +02:00
parent 12298ed931
commit 08aea9aa5b
No known key found for this signature in database
GPG Key ID: 4C583C52B0C3877D
3 changed files with 6 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
src/algorithms/libs/volk_gnsssdr_module/volk_gnsssdr/cpu_features/include/cpuinfo_x86.h
View File

@ -79,6 +79,7 @@ typedef struct
int dca : 1;
int ss : 1;
int adx : 1;
// Make sure to update X86FeaturesEnum below if you add a field here.
} X86Features;
@ -207,6 +208,7 @@ typedef enum
X86_RDRND,
X86_DCA,
X86_SS,
X86_ADX,
X86_LAST_,
} X86FeaturesEnum;

4
src/algorithms/libs/volk_gnsssdr_module/volk_gnsssdr/cpu_features/src/cpuinfo_x86.c
View File

@ -74,7 +74,8 @@
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"
@ -1347,6 +1348,7 @@ 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)
{

1
src/algorithms/libs/volk_gnsssdr_module/volk_gnsssdr/cpu_features/test/cpuinfo_x86_test.cc
View File

@ -150,6 +150,7 @@ TEST_F(CpuidX86Test, SandyBridge)
EXPECT_TRUE(features.popcnt);
EXPECT_FALSE(features.movbe);
EXPECT_FALSE(features.rdrnd);
EXPECT_FALSE(features.adx);
}
const int KiB = 1024;