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| author | Ondřej Hošek <ondra.hosek@gmail.com> | 2020-08-26 04:26:50 +0200 |
|---|---|---|
| committer | H.J. Lu <hjl.tools@gmail.com> | 2020-09-02 05:07:37 -0700 |
| commit | 23af890b3f04e80da783ba64e6b6d94822e01d54 (patch) | |
| tree | 2993e2e50209282a48b9a687b85a64124555a2d8 | |
| parent | 323592fdc92a0021319419f210a6052542856654 (diff) | |
| download | glibc-23af890b3f04e80da783ba64e6b6d94822e01d54.tar.gz glibc-23af890b3f04e80da783ba64e6b6d94822e01d54.tar.xz glibc-23af890b3f04e80da783ba64e6b6d94822e01d54.zip | |
x86-64: Fix FMA4 detection in ifunc [BZ #26534]
A typo in commit 107e6a3c2212ba7a3a4ec7cae8d82d73f7c95d0b causes the FMA4 code path to be taken on systems that support FMA, even if they do not support FMA4. Fix this to detect FMA4.
| -rw-r--r-- | sysdeps/x86_64/fpu/multiarch/ifunc-fma4.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/sysdeps/x86_64/fpu/multiarch/ifunc-fma4.h b/sysdeps/x86_64/fpu/multiarch/ifunc-fma4.h index 7659758972..e5fd5ac9cb 100644 --- a/sysdeps/x86_64/fpu/multiarch/ifunc-fma4.h +++ b/sysdeps/x86_64/fpu/multiarch/ifunc-fma4.h @@ -32,7 +32,7 @@ IFUNC_SELECTOR (void) && CPU_FEATURE_USABLE_P (cpu_features, AVX2)) return OPTIMIZE (fma); - if (CPU_FEATURE_USABLE_P (cpu_features, FMA)) + if (CPU_FEATURE_USABLE_P (cpu_features, FMA4)) return OPTIMIZE (fma4); return OPTIMIZE (sse2); |