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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
|
| SYM_FUNC_START_ALIAS(__memcpy)
| SYM_FUNC_START_WEAK_PI(memcpy)
| #include "copy_template.S"
| ret
| SYM_FUNC_END_PI(memcpy)
| EXPORT_SYMBOL(memcpy)
| SYM_FUNC_END_ALIAS(__memcpy)
| EXPORT_SYMBOL(__memcpy)
|
|
