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x86: Update VPCLMULQDQ check

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Update VPCLMULQDQ check to support processors with AVX version of
VPCLMULQDQ.

	Backport from master
	PR target/91695
	* config/i386/cpuinfo.c (get_available_features): Fix VPCLMULQDQ
	check.

(cherry picked from commit 1e46a443f2)
This commit is contained in:
H.J. Lu
2020-05-19 18:55:08 -07:00
parent ce911702b7
commit d7796c9d0c
2 changed files with 11 additions and 2 deletions
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9
libgcc/ChangeLog
View File

@@ -1,3 +1,12 @@
2020-05-20 H.J. Lu <hongjiu.lu@intel.com>
Backport from master
2020-05-20 H.J. Lu <hongjiu.lu@intel.com>
PR target/91695
* config/i386/cpuinfo.c (get_available_features): Fix VPCLMULQDQ
check.
2020-05-19 H.J. Lu <hongjiu.lu@intel.com>
Backport from master

4
libgcc/config/i386/cpuinfo.c
View File

@@ -346,6 +346,8 @@ get_available_features (unsigned int ecx, unsigned int edx,
{
if (ebx & bit_AVX2)
set_feature (FEATURE_AVX2);
if (ecx & bit_VPCLMULQDQ)
set_feature (FEATURE_VPCLMULQDQ);
}
if (ebx & bit_BMI2)
set_feature (FEATURE_BMI2);
@@ -373,8 +375,6 @@ get_available_features (unsigned int ecx, unsigned int edx,
set_feature (FEATURE_AVX512VBMI);
if (ecx & bit_AVX512VBMI2)
set_feature (FEATURE_AVX512VBMI2);
if (ecx & bit_VPCLMULQDQ)
set_feature (FEATURE_VPCLMULQDQ);
if (ecx & bit_AVX512VNNI)
set_feature (FEATURE_AVX512VNNI);
if (ecx & bit_AVX512BITALG)