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/* Multiple versions of memcpy.
Copyright (C) 2013-2019 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 memcpy before the initialization
happened. */
#if defined SHARED && IS_IN (libc)
# undef memcpy
# define memcpy __redirect_memcpy
# include <string.h>
# include <shlib-compat.h>
# include "init-arch.h"
extern __typeof (memcpy) __memcpy_ppc attribute_hidden;
extern __typeof (memcpy) __memcpy_cell attribute_hidden;
extern __typeof (memcpy) __memcpy_power6 attribute_hidden;
extern __typeof (memcpy) __memcpy_a2 attribute_hidden;
extern __typeof (memcpy) __memcpy_power7 attribute_hidden;
# undef memcpy
/* Avoid DWARF definition DIE on ifunc symbol so that GDB can handle
ifunc symbol properly. */
libc_ifunc_redirected (__redirect_memcpy, memcpy,
(hwcap & PPC_FEATURE_HAS_VSX)
? __memcpy_power7
: (hwcap & PPC_FEATURE_ARCH_2_06)
? __memcpy_a2
: (hwcap & PPC_FEATURE_ARCH_2_05)
? __memcpy_power6
: (hwcap & PPC_FEATURE_CELL_BE)
? __memcpy_cell
: __memcpy_ppc);
#endif
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