1 | /* Multiple versions of mempcpy. |
2 | Copyright (C) 2013-2024 Free Software Foundation, Inc. |
3 | This file is part of the GNU C Library. |
4 | |
5 | The GNU C Library is free software; you can redistribute it and/or |
6 | modify it under the terms of the GNU Lesser General Public |
7 | License as published by the Free Software Foundation; either |
8 | version 2.1 of the License, or (at your option) any later version. |
9 | |
10 | The GNU C Library is distributed in the hope that it will be useful, |
11 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
13 | Lesser General Public License for more details. |
14 | |
15 | You should have received a copy of the GNU Lesser General Public |
16 | License along with the GNU C Library; if not, see |
17 | <https://www.gnu.org/licenses/>. */ |
18 | |
19 | #if IS_IN (libc) |
20 | # define mempcpy __redirect_mempcpy |
21 | # define __mempcpy __redirect___mempcpy |
22 | # define NO_MEMPCPY_STPCPY_REDIRECT |
23 | # define __NO_STRING_INLINES |
24 | # include <string.h> |
25 | # include <shlib-compat.h> |
26 | # include "init-arch.h" |
27 | |
28 | extern __typeof (__mempcpy) __mempcpy_ppc attribute_hidden; |
29 | extern __typeof (__mempcpy) __mempcpy_power7 attribute_hidden; |
30 | # undef mempcpy |
31 | # undef __mempcpy |
32 | |
33 | /* Avoid DWARF definition DIE on ifunc symbol so that GDB can handle |
34 | ifunc symbol properly. */ |
35 | libc_ifunc_redirected (__redirect___mempcpy, __mempcpy, |
36 | (hwcap & PPC_FEATURE_ARCH_2_06 |
37 | && hwcap & PPC_FEATURE_HAS_ALTIVEC) |
38 | ? __mempcpy_power7 |
39 | : __mempcpy_ppc); |
40 | |
41 | weak_alias (__mempcpy, mempcpy) |
42 | #else |
43 | # include <string/mempcpy.c> |
44 | #endif |
45 | |