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/* Multiple versions of memmove. PowerPC64 version.
Copyright (C) 2014-2021 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/>. */
/* Define multiple versions only for the definition in lib and for
DSO. In static binaries we need memmove before the initialization
happened. */
#if defined SHARED && IS_IN (libc)
/* Redefine memmove so that the compiler won't complain about the type
mismatch with the IFUNC selector in strong_alias, below. */
# undef memmove
# define memmove __redirect_memmove
# include <string.h>
# include "init-arch.h"
extern __typeof (__redirect_memmove) __libc_memmove;
extern __typeof (__redirect_memmove) __memmove_ppc attribute_hidden;
extern __typeof (__redirect_memmove) __memmove_power7 attribute_hidden;
#ifdef __LITTLE_ENDIAN__
extern __typeof (__redirect_memmove) __memmove_power10 attribute_hidden;
#endif
libc_ifunc (__libc_memmove,
#ifdef __LITTLE_ENDIAN__
(hwcap2 & PPC_FEATURE2_ARCH_3_1
&& hwcap2 & PPC_FEATURE2_HAS_ISEL
&& hwcap & PPC_FEATURE_HAS_VSX)
? __memmove_power10 :
#endif
(hwcap & PPC_FEATURE_ARCH_2_06
&& hwcap & PPC_FEATURE_HAS_ALTIVEC)
? __memmove_power7
: __memmove_ppc);
#undef memmove
strong_alias (__libc_memmove, memmove);
libc_hidden_ver (__libc_memmove, memmove);
#else
# include <string/memmove.c>
#endif
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