mirror of
https://sourceware.org/git/glibc.git
synced 2024-11-23 05:20:06 +00:00
cf4fd28ea4
No bug. This commit adds support for __memcmpeq to be implemented seperately from memcmp. Support is added for versions optimized with sse2, avx2, and evex.
38 lines
1.3 KiB
C
38 lines
1.3 KiB
C
/* Multiple versions of memcmp.
|
|
All versions must be listed in ifunc-impl-list.c.
|
|
Copyright (C) 2017-2021 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
|
|
<https://www.gnu.org/licenses/>. */
|
|
|
|
/* Define multiple versions only for the definition in libc. */
|
|
#if IS_IN (libc)
|
|
# define memcmp __redirect_memcmp
|
|
# include <string.h>
|
|
# undef memcmp
|
|
|
|
# define SYMBOL_NAME memcmp
|
|
# include "ifunc-memcmp.h"
|
|
|
|
libc_ifunc_redirected (__redirect_memcmp, memcmp, IFUNC_SELECTOR ());
|
|
# undef bcmp
|
|
weak_alias (memcmp, bcmp)
|
|
|
|
# ifdef SHARED
|
|
__hidden_ver1 (memcmp, __GI_memcmp, __redirect_memcmp)
|
|
__attribute__ ((visibility ("hidden"))) __attribute_copy__ (memcmp);
|
|
# endif
|
|
#endif
|