From: Dmitriy Vyukov <dvyukov@google.com>
Date: Tue, 19 Jul 2011 12:10:07 +0000 (+1000)
Subject: sync/atomic: fix LoadInt32 on ARM
X-Git-Tag: weekly.2011-07-19~7
X-Git-Url: http://www.git.cypherpunks.su/?a=commitdiff_plain;h=0b200b4d0902459551812dd18642332e494c7d12;p=gostls13.git

sync/atomic: fix LoadInt32 on ARM
R0 is clobbered after cas,
while R1 preserves its value.

R=golang-dev
CC=golang-dev
https://golang.org/cl/4782042
---

diff --git a/src/pkg/sync/atomic/asm_linux_arm.s b/src/pkg/sync/atomic/asm_linux_arm.s
index a09e06703a..9ac411944c 100644
--- a/src/pkg/sync/atomic/asm_linux_arm.s
+++ b/src/pkg/sync/atomic/asm_linux_arm.s
@@ -94,5 +94,5 @@ loadloop1:
 	MOVW	R0, R1
 	BL	cas<>(SB)
 	BCC	loadloop1
-	MOVW	R0, val+4(FP)
+	MOVW	R1, val+4(FP)
 	RET