diff options
Diffstat (limited to 'sysdeps/x86_64/multiarch/ifunc-wmemset.h')
-rw-r--r-- | sysdeps/x86_64/multiarch/ifunc-wmemset.h | 42 |
1 files changed, 0 insertions, 42 deletions
diff --git a/sysdeps/x86_64/multiarch/ifunc-wmemset.h b/sysdeps/x86_64/multiarch/ifunc-wmemset.h deleted file mode 100644 index d761985a47..0000000000 --- a/sysdeps/x86_64/multiarch/ifunc-wmemset.h +++ /dev/null @@ -1,42 +0,0 @@ -/* Common definition for wmemset/wmemset_chk ifunc selections. - Copyright (C) 2017 Free Software Foundation, Inc. - This file is part of the GNU C Library. - - The GNU C Library is free software; you can redistribute it and/or - modify it under the terms of the GNU Lesser General Public - License as published by the Free Software Foundation; either - version 2.1 of the License, or (at your option) any later version. - - The GNU C Library is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - Lesser General Public License for more details. - - You should have received a copy of the GNU Lesser General Public - License along with the GNU C Library; if not, see - <http://www.gnu.org/licenses/>. */ - -#include <init-arch.h> - -extern __typeof (REDIRECT_NAME) OPTIMIZE (sse2_unaligned) attribute_hidden; -extern __typeof (REDIRECT_NAME) OPTIMIZE (avx2_unaligned) attribute_hidden; -extern __typeof (REDIRECT_NAME) OPTIMIZE (avx512_unaligned) attribute_hidden; - -static inline void * -IFUNC_SELECTOR (void) -{ - const struct cpu_features* cpu_features = __get_cpu_features (); - - if (!CPU_FEATURES_ARCH_P (cpu_features, Prefer_No_VZEROUPPER) - && CPU_FEATURES_ARCH_P (cpu_features, AVX2_Usable) - && CPU_FEATURES_ARCH_P (cpu_features, AVX_Fast_Unaligned_Load)) - { - if (CPU_FEATURES_ARCH_P (cpu_features, AVX512F_Usable) - && !CPU_FEATURES_ARCH_P (cpu_features, Prefer_No_AVX512)) - return OPTIMIZE (avx512_unaligned); - else - return OPTIMIZE (avx2_unaligned); - } - - return OPTIMIZE (sse2_unaligned); -} |