Skip to content

GitLab

Commit 13135323 authored by Manish Pandey's avatar Manish Pandey Committed by TrustedFirmware Code Review
Browse files

Merge "TF-A Aarch32: optimise memcpy4()" into integration

parents 28e2daa9 e6e7d712
Hide whitespace changes
Inline Side-by-side
lib/aarch32/misc_helpers.S
View file @ 13135323
/* /*
* Copyright (c) 2016-2019, ARM Limited and Contributors. All rights reserved. * Copyright (c) 2016-2020, ARM Limited and Contributors. All rights reserved.
* *
* SPDX-License-Identifier: BSD-3-Clause * SPDX-License-Identifier: BSD-3-Clause
*/ */
...@@ -149,17 +149,16 @@ m_loop4: ...@@ -149,17 +149,16 @@ m_loop4:
blo m_loop1 blo m_loop1
ldr r3, [r1], #4 ldr r3, [r1], #4
str r3, [r0], #4 str r3, [r0], #4
sub r2, r2, #4 subs r2, r2, #4
b m_loop4 bne m_loop4
bx lr
/* copy byte per byte */ /* copy byte per byte */
m_loop1: m_loop1:
cmp r2,#0
beq m_end
ldrb r3, [r1], #1 ldrb r3, [r1], #1
strb r3, [r0], #1 strb r3, [r0], #1
subs r2, r2, #1 subs r2, r2, #1
bne m_loop1 bne m_loop1
m_end:
bx lr bx lr
endfunc memcpy4 endfunc memcpy4
......
Markdown is supported
0% or .
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment