diff options
Diffstat (limited to 'src/runtime/sys_linux_arm.s')
| -rw-r--r-- | src/runtime/sys_linux_arm.s | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/src/runtime/sys_linux_arm.s b/src/runtime/sys_linux_arm.s index bd285f399..033a03642 100644 --- a/src/runtime/sys_linux_arm.s +++ b/src/runtime/sys_linux_arm.s @@ -373,20 +373,20 @@ TEXT cas<>(SB),NOSPLIT,$0 TEXT runtime·cas(SB),NOSPLIT,$0 MOVW ptr+0(FP), R2 MOVW old+4(FP), R0 -casagain: +loop: MOVW new+8(FP), R1 BL cas<>(SB) - BCC cascheck + BCC check MOVW $1, R0 MOVB R0, ret+12(FP) RET -cascheck: +check: // Kernel lies; double-check. MOVW ptr+0(FP), R2 MOVW old+4(FP), R0 MOVW 0(R2), R3 CMP R0, R3 - BEQ casagain + BEQ loop MOVW $0, R0 MOVB R0, ret+12(FP) RET |