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arm64: lib: Checkout memset from linux-next

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ec9d78070de986ecf581ea204fd322af4d2477ec

Change-Id: Ief583e089b37e3659d236df792117b92fda09cf1
Signed-off-by: Richard Raya <rdxzv.dev@gmail.com>
This commit is contained in:
Richard Raya 2024-12-12 22:36:15 -03:00
parent 6dd2267bdd
commit 18c6e69a53
1 changed files with 7 additions and 17 deletions
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24
arch/arm64/lib/memset.S
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@ -1,25 +1,13 @@
/* SPDX-License-Identifier: GPL-2.0-only */
/* /*
* Copyright (C) 2013 ARM Ltd. * Copyright (C) 2013 ARM Ltd.
* Copyright (C) 2013 Linaro. * Copyright (C) 2013 Linaro.
* *
* This code is based on glibc cortex strings work originally authored by Linaro * This code is based on glibc cortex strings work originally authored by Linaro
* and re-licensed under GPLv2 for the Linux kernel. The original code can
* be found @ * be found @
* *
* http://bazaar.launchpad.net/~linaro-toolchain-dev/cortex-strings/trunk/ * http://bazaar.launchpad.net/~linaro-toolchain-dev/cortex-strings/trunk/
* files/head:/src/aarch64/ * files/head:/src/aarch64/
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/ */
#include <linux/linkage.h> #include <linux/linkage.h>
@ -54,8 +42,8 @@ dst .req x8
tmp3w .req w9 tmp3w .req w9
tmp3 .req x9 tmp3 .req x9
ENTRY(__memset) SYM_FUNC_START_ALIAS(__memset)
WEAK(memset) SYM_FUNC_START_WEAK_PI(memset)
mov dst, dstin /* Preserve return value. */ mov dst, dstin /* Preserve return value. */
and A_lw, val, #255 and A_lw, val, #255
orr A_lw, A_lw, A_lw, lsl #8 orr A_lw, A_lw, A_lw, lsl #8
@ -214,5 +202,7 @@ WEAK(memset)
ands count, count, zva_bits_x ands count, count, zva_bits_x
b.ne .Ltail_maybe_long b.ne .Ltail_maybe_long
ret ret
ENDPIPROC(memset) SYM_FUNC_END_PI(memset)
ENDPROC(__memset) EXPORT_SYMBOL(memset)
SYM_FUNC_END_ALIAS(__memset)
EXPORT_SYMBOL(__memset)