add new system file

hc

2024-02-20 102a0743326a03cd1a1202ceda21e175b7d3575c

 kernel/arch/arm64/lib/memcpy.S
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@@ -1,25 +1,13 @@
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+/* SPDX-License-Identifier: GPL-2.0-only */
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 /*
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  * Copyright (C) 2013 ARM Ltd.
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  * Copyright (C) 2013 Linaro.
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  *
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  * This code is based on glibc cortex strings work originally authored by Linaro
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- * and re-licensed under GPLv2 for the Linux kernel. The original code can
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  * be found @
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  *
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  * http://bazaar.launchpad.net/~linaro-toolchain-dev/cortex-strings/trunk/
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  * files/head:/src/aarch64/
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- *
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- * This program is free software; you can redistribute it and/or modify
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- * it under the terms of the GNU General Public License version 2 as
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- * published by the Free Software Foundation.
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- *
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- * This program is distributed in the hope that it will be useful,
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- * but WITHOUT ANY WARRANTY; without even the implied warranty of
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- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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- * GNU General Public License for more details.
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- *
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- * You should have received a copy of the GNU General Public License
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- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
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  */
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 #include <linux/linkage.h>
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@@ -36,41 +24,43 @@
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  * Returns:
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  *	x0 - dest
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  */
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-	.macro ldrb1 ptr, regB, val
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-	ldrb  \ptr, [\regB], \val
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+	.macro ldrb1 reg, ptr, val
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+	ldrb  \reg, [\ptr], \val
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 	.endm
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-	.macro strb1 ptr, regB, val
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-	strb \ptr, [\regB], \val
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+	.macro strb1 reg, ptr, val
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+	strb \reg, [\ptr], \val
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 	.endm
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-	.macro ldrh1 ptr, regB, val
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-	ldrh  \ptr, [\regB], \val
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+	.macro ldrh1 reg, ptr, val
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+	ldrh  \reg, [\ptr], \val
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 	.endm
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-	.macro strh1 ptr, regB, val
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-	strh \ptr, [\regB], \val
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+	.macro strh1 reg, ptr, val
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+	strh \reg, [\ptr], \val
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 	.endm
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-	.macro ldr1 ptr, regB, val
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-	ldr \ptr, [\regB], \val
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+	.macro ldr1 reg, ptr, val
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+	ldr \reg, [\ptr], \val
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 	.endm
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-	.macro str1 ptr, regB, val
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-	str \ptr, [\regB], \val
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+	.macro str1 reg, ptr, val
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+	str \reg, [\ptr], \val
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 	.endm
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-	.macro ldp1 ptr, regB, regC, val
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-	ldp \ptr, \regB, [\regC], \val
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+	.macro ldp1 reg1, reg2, ptr, val
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+	ldp \reg1, \reg2, [\ptr], \val
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 	.endm
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-	.macro stp1 ptr, regB, regC, val
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-	stp \ptr, \regB, [\regC], \val
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+	.macro stp1 reg1, reg2, ptr, val
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+	stp \reg1, \reg2, [\ptr], \val
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 	.endm
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-ENTRY(__memcpy)
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-WEAK(memcpy)
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+SYM_FUNC_START_ALIAS(__memcpy)
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+SYM_FUNC_START_WEAK_PI(memcpy)
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 #include "copy_template.S"
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 	ret
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-ENDPIPROC(memcpy)
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-ENDPROC(__memcpy)
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+SYM_FUNC_END_PI(memcpy)
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+EXPORT_SYMBOL(memcpy)
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+SYM_FUNC_END_ALIAS(__memcpy)
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+EXPORT_SYMBOL(__memcpy)