runtime: don't use MOV ZR, Rn

Update golang#104 This ends up encoding as MOV SP, Rn. Using the immediate form, MOV $0, Rn is an accetable substitute.
minux · Feb 15, 2015 · 6ea2f82 · 6ea2f82
1 parent c3e2b25
commit 6ea2f82
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/src/runtime/sys_linux_arm64.s b/src/runtime/sys_linux_arm64.s
@@ -357,7 +357,7 @@ TEXT runtime·sched_getaffinity(SB),NOSPLIT,$-8
 
 // int32 runtime·epollcreate(int32 size);
 TEXT runtime·epollcreate(SB),NOSPLIT,$-8
- MOVW ZR, R0
+ MOVW $0, R0
  MOV $SYS_epoll_create1, R8
  SVC
  MOVW R0, ret+8(FP)
@@ -388,7 +388,7 @@ TEXT runtime·epollwait(SB),NOSPLIT,$-8
  MOV ev+8(FP), R1
  MOVW nev+16(FP), R2
  MOVW timeout+20(FP), R3
- MOV ZR, R4
+ MOV $0, R4
  MOV $SYS_epoll_pwait, R8
  SVC
  MOVW R0, ret+24(FP)