1/* Multiple versions of stpncpy. PowerPC64 version.
2 Copyright (C) 2014-2024 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 stpncpy __redirect_stpncpy
21# define __stpncpy __redirect___stpncpy
22# include <string.h>
23# include <shlib-compat.h>
24# include "init-arch.h"
25
26extern __typeof (__stpncpy) __stpncpy_ppc attribute_hidden;
27extern __typeof (__stpncpy) __stpncpy_power7 attribute_hidden;
28extern __typeof (__stpncpy) __stpncpy_power8 attribute_hidden;
29# ifdef __LITTLE_ENDIAN__
30extern __typeof (__stpncpy) __stpncpy_power9 attribute_hidden;
31# endif
32# undef stpncpy
33# undef __stpncpy
34
35libc_ifunc_redirected (__redirect___stpncpy, __stpncpy,
36# ifdef __LITTLE_ENDIAN__
37 (hwcap2 & PPC_FEATURE2_ARCH_3_00) &&
38 (hwcap & PPC_FEATURE_HAS_VSX)
39 ? __stpncpy_power9 :
40# endif
41 (hwcap2 & PPC_FEATURE2_ARCH_2_07)
42 ? __stpncpy_power8
43 : (hwcap & PPC_FEATURE_ARCH_2_06)
44 ? __stpncpy_power7
45 : __stpncpy_ppc);
46weak_alias (__stpncpy, stpncpy)
47#endif
48

source code of glibc/sysdeps/powerpc/powerpc64/multiarch/stpncpy.c