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Use CPU_FEATURES_CPU_P to check if AVX is available

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Don't use bit_cpu_AVX directly.

	* sysdeps/x86/cpu-features.c (init_cpu_features): Check AVX with
	CPU_FEATURES_CPU_P.
This commit is contained in:
H.J. Lu 2017-03-17 11:38:13 -07:00
parent 20409ce5e8
commit b170d2e7ab
2 changed files with 6 additions and 2 deletions
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5
ChangeLog
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@ -1,3 +1,8 @@
2017-03-17 H.J. Lu <hongjiu.lu@intel.com>
* sysdeps/x86/cpu-features.c (init_cpu_features): Check AVX with
CPU_FEATURES_CPU_P.
2017-03-17 Joseph Myers <joseph@codesourcery.com>
[BZ #21259]

3
sysdeps/x86/cpu-features.c
View File

@ -126,7 +126,6 @@ init_cpu_features (struct cpu_features *cpu_features)
if (family == 0x06)
{
ecx = cpu_features->cpuid[COMMON_CPUID_INDEX_1].ecx;
model += extended_model;
switch (model)
{
@ -176,7 +175,7 @@ init_cpu_features (struct cpu_features *cpu_features)
default:
/* Unknown family 0x06 processors. Assuming this is one
of Core i3/i5/i7 processors if AVX is available. */
if ((ecx & bit_cpu_AVX) == 0)
if (!CPU_FEATURES_CPU_P (cpu_features, AVX))
break;
case 0x1a: