31 lines
1.2 KiB
Diff
31 lines
1.2 KiB
Diff
From 18bec23cbb4d530a2a8ce95353770661fabcd55f Mon Sep 17 00:00:00 2001
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From: Aurelien Jarno <aurelien@aurel32.net>
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Date: Mon, 3 Oct 2022 23:46:11 +0200
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Subject: [PATCH 49/81] 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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---
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sysdeps/x86/get-isa-level.h | 2 ++
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1 file changed, 2 insertions(+)
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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 1ade78ab73..5b4dd5f062 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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--
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2.19.1.6.gb485710b
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