]> git.ipfire.org Git - thirdparty/glibc.git/commitdiff
x86: include BMI1 and BMI2 in x86-64-v3 level
authorAurelien Jarno <aurelien@aurel32.net>
Mon, 3 Oct 2022 21:16:46 +0000 (23:16 +0200)
committerAurelien Jarno <aurelien@aurel32.net>
Mon, 3 Oct 2022 22:03:19 +0000 (00:03 +0200)
The "System V Application Binary Interface AMD64 Architecture Processor
Supplement" mandates the BMI1 and BMI2 CPU features for the x86-64-v3
level.

Reviewed-by: Noah Goldstein <goldstein.w.n@gmail.com>
(cherry picked from commit b80f16adbd979831bf25ea491e1261e81885c2b6)

sysdeps/x86/get-isa-level.h

index aa80f56ca635e54b3b36d850b38f6795ba0a20d9..785c25a835edf004c2a163a484b282c28841e5d2 100644 (file)
@@ -47,6 +47,8 @@ get_isa_level (const struct cpu_features *cpu_features)
          isa_level |= GNU_PROPERTY_X86_ISA_1_V2;
          if (CPU_FEATURE_USABLE_P (cpu_features, AVX)
              && CPU_FEATURE_USABLE_P (cpu_features, AVX2)
+             && CPU_FEATURE_USABLE_P (cpu_features, BMI1)
+             && CPU_FEATURE_USABLE_P (cpu_features, BMI2)
              && CPU_FEATURE_USABLE_P (cpu_features, F16C)
              && CPU_FEATURE_USABLE_P (cpu_features, FMA)
              && CPU_FEATURE_USABLE_P (cpu_features, LZCNT)