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| author | Noah Goldstein <goldstein.w.n@gmail.com> | 2022-06-24 16:15:42 -0700 |
|---|---|---|
| committer | Noah Goldstein <goldstein.w.n@gmail.com> | 2022-06-27 08:35:51 -0700 |
| commit | 4fc321dc58b29217e322526b49549930d0807179 (patch) | |
| tree | 0d6b32e873e5378caea4b1cb4da0e092c9528486 /sysdeps/x86_64 | |
| parent | d912127bdea8fcd13f6b2f47b53393c9da1357f8 (diff) | |
| download | glibc-4fc321dc58b29217e322526b49549930d0807179.tar glibc-4fc321dc58b29217e322526b49549930d0807179.tar.gz glibc-4fc321dc58b29217e322526b49549930d0807179.tar.bz2 glibc-4fc321dc58b29217e322526b49549930d0807179.zip | |
x86: Fix backwards Prefer_No_VZEROUPPER check in ifunc-evex.h
Add third argument to X86_ISA_CPU_FEATURES_ARCH_P macro so the runtime
CPU_FEATURES_ARCH_P check can be inverted if the
MINIMUM_X86_ISA_LEVEL is not high enough to constantly evaluate
the check.
Use this new macro to correct the backwards check in ifunc-evex.h
Diffstat (limited to 'sysdeps/x86_64')
| -rw-r--r-- | sysdeps/x86_64/multiarch/ifunc-evex.h | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/sysdeps/x86_64/multiarch/ifunc-evex.h b/sysdeps/x86_64/multiarch/ifunc-evex.h index 856c6261f8..310cfd269f 100644 --- a/sysdeps/x86_64/multiarch/ifunc-evex.h +++ b/sysdeps/x86_64/multiarch/ifunc-evex.h @@ -37,7 +37,7 @@ IFUNC_SELECTOR (void) if (X86_ISA_CPU_FEATURE_USABLE_P (cpu_features, AVX2) && X86_ISA_CPU_FEATURE_USABLE_P (cpu_features, BMI2) && X86_ISA_CPU_FEATURES_ARCH_P (cpu_features, - AVX_Fast_Unaligned_Load)) + AVX_Fast_Unaligned_Load, )) { if (X86_ISA_CPU_FEATURE_USABLE_P (cpu_features, AVX512VL) && X86_ISA_CPU_FEATURE_USABLE_P (cpu_features, AVX512BW)) @@ -52,7 +52,7 @@ IFUNC_SELECTOR (void) return OPTIMIZE (avx2_rtm); if (X86_ISA_CPU_FEATURES_ARCH_P (cpu_features, - Prefer_No_VZEROUPPER)) + Prefer_No_VZEROUPPER, !)) return OPTIMIZE (avx2); } |