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27 lines
1.1 KiB
27 lines
1.1 KiB
1 year ago
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commit 95f5089d4a57cd1e738be908c7a628cb7d0ce512
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Author: Aurelien Jarno <aurelien@aurel32.net>
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Date: Mon Oct 3 23:16:46 2022 +0200
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x86: include BMI1 and BMI2 in x86-64-v3 level
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The "System V Application Binary Interface AMD64 Architecture Processor
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Supplement" mandates the BMI1 and BMI2 CPU features for the x86-64-v3
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level.
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Reviewed-by: Noah Goldstein <goldstein.w.n@gmail.com>
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(cherry picked from commit b80f16adbd979831bf25ea491e1261e81885c2b6)
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diff --git a/sysdeps/x86/get-isa-level.h b/sysdeps/x86/get-isa-level.h
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index aa80f56ca635e54b..785c25a835edf004 100644
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--- a/sysdeps/x86/get-isa-level.h
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+++ b/sysdeps/x86/get-isa-level.h
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@@ -47,6 +47,8 @@ get_isa_level (const struct cpu_features *cpu_features)
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isa_level |= GNU_PROPERTY_X86_ISA_1_V2;
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if (CPU_FEATURE_USABLE_P (cpu_features, AVX)
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&& CPU_FEATURE_USABLE_P (cpu_features, AVX2)
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+ && CPU_FEATURE_USABLE_P (cpu_features, BMI1)
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+ && CPU_FEATURE_USABLE_P (cpu_features, BMI2)
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&& CPU_FEATURE_USABLE_P (cpu_features, F16C)
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&& CPU_FEATURE_USABLE_P (cpu_features, FMA)
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&& CPU_FEATURE_USABLE_P (cpu_features, LZCNT)
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