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24c2c3b9 | 1 | /* Multiple versions of strncmp. |
d4697bc9 | 2 | Copyright (C) 2013-2014 Free Software Foundation, Inc. |
24c2c3b9 AZ |
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 | <http://www.gnu.org/licenses/>. */ | |
18 | ||
19 | /* Define multiple versions only for definition in libc. */ | |
20 | #if defined SHARED && !defined NOT_IN_libc | |
21 | # include <string.h> | |
22 | # include <shlib-compat.h> | |
23 | # include "init-arch.h" | |
24 | ||
25 | extern __typeof (strncmp) __strncmp_ppc attribute_hidden; | |
26 | extern __typeof (strncmp) __strncmp_power4 attribute_hidden; | |
27 | extern __typeof (strncmp) __strncmp_power7 attribute_hidden; | |
28 | ||
29 | /* Avoid DWARF definition DIE on ifunc symbol so that GDB can handle | |
30 | ifunc symbol properly. */ | |
31 | libc_ifunc (strncmp, | |
32 | (hwcap & PPC_FEATURE_HAS_VSX) | |
33 | ? __strncmp_power7 : | |
34 | (hwcap & PPC_FEATURE_POWER4) | |
35 | ? __strncmp_power4 | |
36 | : __strncmp_ppc); | |
37 | #endif |