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/* SPDX-License-Identifier: GPL-2.0-only */
/*
* Copyright (C) 2013 ARM Ltd.
* Copyright (C) 2013 Linaro.
*
* This code is based on glibc cortex strings work originally authored by Linaro
* be found @
*
* http://bazaar.launchpad.net/~linaro-toolchain-dev/cortex-strings/trunk/
* files/head:/src/aarch64/
*/
#include <linux/linkage.h>
#include <asm/assembler.h>
#include <asm/cache.h>
/*
* Copy a buffer from src to dest (alignment handled by the hardware)
*
* Parameters:
* x0 - dest
* x1 - src
* x2 - n
* Returns:
* x0 - dest
*/
.macro ldrb1 reg, ptr, val
ldrb \reg, [\ptr], \val
.endm
.macro strb1 reg, ptr, val
strb \reg, [\ptr], \val
.endm
.macro ldrh1 reg, ptr, val
ldrh \reg, [\ptr], \val
.endm
.macro strh1 reg, ptr, val
strh \reg, [\ptr], \val
.endm
.macro ldr1 reg, ptr, val
ldr \reg, [\ptr], \val
.endm
.macro str1 reg, ptr, val
str \reg, [\ptr], \val
.endm
.macro ldp1 reg1, reg2, ptr, val
ldp \reg1, \reg2, [\ptr], \val
.endm
.macro stp1 reg1, reg2, ptr, val
stp \reg1, \reg2, [\ptr], \val
.endm
.weak memcpy
SYM_FUNC_START_ALIAS(__memcpy)
SYM_FUNC_START_PI(memcpy)
#include "copy_template.S"
ret
SYM_FUNC_END_PI(memcpy)
EXPORT_SYMBOL(memcpy)
SYM_FUNC_END_ALIAS(__memcpy)
EXPORT_SYMBOL(__memcpy)
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