[COMMITTED 2.34 1/8] x86: include BMI1 and BMI2 in x86-64-v3 level

Aurelien Jarno aurelien@aurel32.net
Mon Oct 3 22:02:12 GMT 2022


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 | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/sysdeps/x86/get-isa-level.h b/sysdeps/x86/get-isa-level.h
index aa80f56ca6..785c25a835 100644
--- a/sysdeps/x86/get-isa-level.h
+++ b/sysdeps/x86/get-isa-level.h
@@ -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)
-- 
2.35.1



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