/* Multiple versions of memset. AARCH64 version.
   Copyright (C) 2017-2022 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 libc.  */

#if IS_IN (libc)
/* Redefine memset so that the compiler won't complain about the type
   mismatch with the IFUNC selector in strong_alias, below.  */
# undef memset
# define memset __redirect_memset
# include <string.h>
# include <init-arch.h>

extern __typeof (__redirect_memset) __libc_memset;

extern __typeof (__redirect_memset) __memset_falkor attribute_hidden;
extern __typeof (__redirect_memset) __memset_emag attribute_hidden;
extern __typeof (__redirect_memset) __memset_kunpeng attribute_hidden;
# if HAVE_AARCH64_SVE_ASM
extern __typeof (__redirect_memset) __memset_a64fx attribute_hidden;
# endif
extern __typeof (__redirect_memset) __memset_generic attribute_hidden;

libc_ifunc (__libc_memset,
	    IS_KUNPENG920 (midr)
	    ?__memset_kunpeng
	    : ((IS_FALKOR (midr) || IS_PHECDA (midr)) && zva_size == 64
	      ? __memset_falkor
	      : (IS_EMAG (midr) && zva_size == 64
		? __memset_emag
# if HAVE_AARCH64_SVE_ASM
		: (IS_A64FX (midr) && sve
		  ? __memset_a64fx
		  : __memset_generic))));
# else
		  : __memset_generic)));
# endif

# undef memset
strong_alias (__libc_memset, memset);
#endif
