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24c2c3b9 | 1 | /* Multiple versions of strncmp. |
581c785b | 2 | Copyright (C) 2013-2022 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 | |
5a82c748 | 17 | <https://www.gnu.org/licenses/>. */ |
24c2c3b9 AZ |
18 | |
19 | /* Define multiple versions only for definition in libc. */ | |
4f41c682 | 20 | #if defined SHARED && IS_IN (libc) |
00980d84 SL |
21 | # define strncmp __redirect_strncmp |
22 | /* Omit the strncmp inline definitions because it would redefine strncmp. */ | |
23 | # define __NO_STRING_INLINES | |
24c2c3b9 AZ |
24 | # include <string.h> |
25 | # include <shlib-compat.h> | |
26 | # include "init-arch.h" | |
27 | ||
28 | extern __typeof (strncmp) __strncmp_ppc attribute_hidden; | |
24c2c3b9 | 29 | extern __typeof (strncmp) __strncmp_power7 attribute_hidden; |
d3b00f46 | 30 | extern __typeof (strncmp) __strncmp_power8 attribute_hidden; |
7793ad7a | 31 | # ifdef __LITTLE_ENDIAN__ |
d89060d6 | 32 | extern __typeof (strncmp) __strncmp_power9 attribute_hidden; |
7793ad7a | 33 | # endif |
00980d84 | 34 | # undef strncmp |
24c2c3b9 AZ |
35 | |
36 | /* Avoid DWARF definition DIE on ifunc symbol so that GDB can handle | |
37 | ifunc symbol properly. */ | |
00980d84 | 38 | libc_ifunc_redirected (__redirect_strncmp, strncmp, |
008b598e | 39 | # ifdef __LITTLE_ENDIAN__ |
60b4dd25 AB |
40 | (hwcap2 & PPC_FEATURE2_ARCH_3_00 |
41 | && hwcap & PPC_FEATURE_HAS_ALTIVEC) | |
d89060d6 | 42 | ? __strncmp_power9 : |
7793ad7a | 43 | # endif |
00980d84 SL |
44 | (hwcap2 & PPC_FEATURE2_ARCH_2_07) |
45 | ? __strncmp_power8 | |
e4ca6de1 | 46 | : (hwcap & PPC_FEATURE_ARCH_2_06) |
00980d84 | 47 | ? __strncmp_power7 |
2f47198b | 48 | : __strncmp_ppc); |
24c2c3b9 | 49 | #endif |