about summary refs log tree commit diff
path: root/sysdeps/arm/armv7/multiarch/memcpy.c
blob: 3e33e3eac9de419a7d1a62f0259ecd64274c22c6 (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
/* Multiple versions of memcpy.
   All versions must be listed in ifunc-impl-list.c.
   Copyright (C) 2017-2020 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/>.  */

/* For __ARM_NEON__ memchr_neon.S defines memchr directly and ifunc
   is not used.  */
#if IS_IN (libc) && !defined (__ARM_NEON__)
# define memcpy __redirect_memcpy
# include <string.h>
# undef memcpy

# include <arm-ifunc.h>

# define SYMBOL_NAME memcpy
# include "ifunc-memcpy.h"

arm_libc_ifunc_redirected (__redirect_memcpy, memcpy, IFUNC_SELECTOR);

arm_libc_ifunc_hidden_def (__redirect_memcpy, memcpy);
#endif