/* Multiple versions of memrchr.
   Copyright (C) 2013-2023 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/>.  */

#if IS_IN (libc)
# define memrchr __redirect_memrchr
# include <string.h>
# include <shlib-compat.h>
# include "init-arch.h"

extern __typeof (__memrchr) __memrchr_ppc attribute_hidden;
extern __typeof (__memrchr) __memrchr_power7 attribute_hidden;
extern __typeof (__memrchr) __memrchr_power8 attribute_hidden;
# undef memrchr

/* Avoid DWARF definition DIE on ifunc symbol so that GDB can handle
   ifunc symbol properly.  */
libc_ifunc_redirected (__redirect_memrchr, memrchr,
		       (hwcap2 & PPC_FEATURE2_ARCH_2_07
			&& hwcap & PPC_FEATURE_HAS_ALTIVEC)
		        ? __memrchr_power8 :
			  (hwcap & PPC_FEATURE_ARCH_2_06)
			  ? __memrchr_power7
			  : __memrchr_ppc);
#else
#include <string/memrchr.c>
#endif