diff options
Diffstat (limited to 'lib/aarch32/misc_helpers.S')
| -rw-r--r-- | lib/aarch32/misc_helpers.S | 11 |
1 files changed, 5 insertions, 6 deletions
diff --git a/lib/aarch32/misc_helpers.S b/lib/aarch32/misc_helpers.S index 6d2ec1c52..e9734ac2c 100644 --- a/lib/aarch32/misc_helpers.S +++ b/lib/aarch32/misc_helpers.S @@ -1,5 +1,5 @@ /* - * 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 */ @@ -149,17 +149,16 @@ m_loop4: blo m_loop1 ldr r3, [r1], #4 str r3, [r0], #4 - sub r2, r2, #4 - b m_loop4 + subs r2, r2, #4 + bne m_loop4 + bx lr + /* copy byte per byte */ m_loop1: - cmp r2,#0 - beq m_end ldrb r3, [r1], #1 strb r3, [r0], #1 subs r2, r2, #1 bne m_loop1 -m_end: bx lr endfunc memcpy4 |