diff options
Diffstat (limited to 'sysdeps/x86_64/multiarch/ifunc-memmove.h')
| -rw-r--r-- | sysdeps/x86_64/multiarch/ifunc-memmove.h | 21 |
1 files changed, 18 insertions, 3 deletions
diff --git a/sysdeps/x86_64/multiarch/ifunc-memmove.h b/sysdeps/x86_64/multiarch/ifunc-memmove.h index 9d63ee5de1..5487fcae57 100644 --- a/sysdeps/x86_64/multiarch/ifunc-memmove.h +++ b/sysdeps/x86_64/multiarch/ifunc-memmove.h @@ -29,6 +29,10 @@ extern __typeof (REDIRECT_NAME) OPTIMIZE (ssse3_back) attribute_hidden; extern __typeof (REDIRECT_NAME) OPTIMIZE (avx_unaligned) attribute_hidden; extern __typeof (REDIRECT_NAME) OPTIMIZE (avx_unaligned_erms) attribute_hidden; +extern __typeof (REDIRECT_NAME) OPTIMIZE (evex_unaligned) + attribute_hidden; +extern __typeof (REDIRECT_NAME) OPTIMIZE (evex_unaligned_erms) + attribute_hidden; extern __typeof (REDIRECT_NAME) OPTIMIZE (avx512_unaligned) attribute_hidden; extern __typeof (REDIRECT_NAME) OPTIMIZE (avx512_unaligned_erms) @@ -59,10 +63,21 @@ IFUNC_SELECTOR (void) if (CPU_FEATURES_ARCH_P (cpu_features, AVX_Fast_Unaligned_Load)) { - if (CPU_FEATURES_CPU_P (cpu_features, ERMS)) - return OPTIMIZE (avx_unaligned_erms); + if (CPU_FEATURES_ARCH_P (cpu_features, AVX512VL_Usable)) + { + if (CPU_FEATURES_CPU_P (cpu_features, ERMS)) + return OPTIMIZE (evex_unaligned_erms); + + return OPTIMIZE (evex_unaligned); + } + + if (!CPU_FEATURES_ARCH_P (cpu_features, Prefer_No_VZEROUPPER)) + { + if (CPU_FEATURES_CPU_P (cpu_features, ERMS)) + return OPTIMIZE (avx_unaligned_erms); - return OPTIMIZE (avx_unaligned); + return OPTIMIZE (avx_unaligned); + } } if (!CPU_FEATURES_CPU_P (cpu_features, SSSE3) |