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authorNoah Goldstein <goldstein.w.n@gmail.com>2022-06-16 15:01:08 -0700
committerSunil K Pandey <skpgkp2@gmail.com>2022-07-18 22:13:57 -0700
commite063a461a54a05ebdd8234b0d5c68d923f968be6 (patch)
tree14a0d3dfb762b5e476ecc25879c9c3daec957193 /sysdeps
parent4e7f3b34a494b18e00f3b49d7794149c4bf03afc (diff)
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x86: Add BMI1/BMI2 checks for ISA_V3 check
BMI1/BMI2 are part of the ISA V3 requirements:
https://en.wikipedia.org/wiki/X86-64

And defined by GCC when building with `-march=x86-64-v3`

(cherry picked from commit 8da9f346cb2051844348785b8a932ec44489e0b7)
Diffstat (limited to 'sysdeps')
-rw-r--r--sysdeps/x86/isa-level.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/sysdeps/x86/isa-level.c b/sysdeps/x86/isa-level.c
index 49ef4aa612..0781538112 100644
--- a/sysdeps/x86/isa-level.c
+++ b/sysdeps/x86/isa-level.c
@@ -47,7 +47,8 @@
 # endif
 
 # if ISA_V2 && defined __AVX__ && defined __AVX2__ && defined __F16C__ \
-     && defined __FMA__ && defined __LZCNT__ && defined HAVE_X86_MOVBE
+     && defined __FMA__ && defined __LZCNT__ && defined HAVE_X86_MOVBE \
+     && defined __BMI__ && defined __BMI2__
 /* NB: ISAs in x86-64 ISA level v3 are used.  */
 #  define ISA_V3	GNU_PROPERTY_X86_ISA_1_V3
 # else