/* memset/bzero -- set memory area to CH/0

   Optimized version for x86-64.

   Copyright (C) 2002-2018 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

   <http://www.gnu.org/licenses/>.  */

#include <sysdep.h>

#define VEC_SIZE	16

#define VEC(i)		xmm##i

/* Don't use movups and movaps since it will get larger nop paddings for

   alignment.  */

#define VMOVU		movdqu

#define VMOVA		movdqa

#define MEMSET_VDUP_TO_VEC0_AND_SET_RETURN(d, r) \

  movd d, %xmm0; \

  movq r, %rax; \

  punpcklbw %xmm0, %xmm0; \

  punpcklwd %xmm0, %xmm0; \

  pshufd $0, %xmm0, %xmm0

#define WMEMSET_VDUP_TO_VEC0_AND_SET_RETURN(d, r) \

  movd d, %xmm0; \

  movq r, %rax; \

  pshufd $0, %xmm0, %xmm0

#define SECTION(p)		p

#ifndef MEMSET_SYMBOL

# define MEMSET_CHK_SYMBOL(p,s)	p

# define MEMSET_SYMBOL(p,s)	memset

#endif

#ifndef WMEMSET_SYMBOL

# define WMEMSET_CHK_SYMBOL(p,s) p

# define WMEMSET_SYMBOL(p,s)	__wmemset

#endif

#include "multiarch/memset-vec-unaligned-erms.S"

libc_hidden_builtin_def (memset)

#if IS_IN (libc)

libc_hidden_def (__wmemset)

weak_alias (__wmemset, wmemset)

libc_hidden_weak (wmemset)

#endif