diff options
Diffstat (limited to 'src/runtime/internal/atomic/asm_s390x.s')
| -rw-r--r-- | src/runtime/internal/atomic/asm_s390x.s | 22 |
1 files changed, 18 insertions, 4 deletions
diff --git a/src/runtime/internal/atomic/asm_s390x.s b/src/runtime/internal/atomic/asm_s390x.s index 9a19bc0ece..daf1f3cc9f 100644 --- a/src/runtime/internal/atomic/asm_s390x.s +++ b/src/runtime/internal/atomic/asm_s390x.s @@ -174,8 +174,8 @@ TEXT ·Xchguintptr(SB), NOSPLIT, $0-24 // func Or8(addr *uint8, v uint8) TEXT ·Or8(SB), NOSPLIT, $0-9 - MOVD ptr+0(FP), R3 - MOVBZ val+8(FP), R4 + MOVD ptr+0(FP), R3 + MOVBZ val+8(FP), R4 // We don't have atomic operations that work on individual bytes so we // need to align addr down to a word boundary and create a mask // containing v to OR with the entire word atomically. @@ -188,8 +188,8 @@ TEXT ·Or8(SB), NOSPLIT, $0-9 // func And8(addr *uint8, v uint8) TEXT ·And8(SB), NOSPLIT, $0-9 - MOVD ptr+0(FP), R3 - MOVBZ val+8(FP), R4 + MOVD ptr+0(FP), R3 + MOVBZ val+8(FP), R4 // We don't have atomic operations that work on individual bytes so we // need to align addr down to a word boundary and create a mask // containing v to AND with the entire word atomically. @@ -200,3 +200,17 @@ TEXT ·And8(SB), NOSPLIT, $0-9 RLL R5, R4, R4 // R4 = rotl(R4, R5) LAN R4, R6, 0(R3) // R6 = *R3; *R3 &= R4; (atomic) RET + +// func Or(addr *uint32, v uint32) +TEXT ·Or(SB), NOSPLIT, $0-12 + MOVD ptr+0(FP), R3 + MOVW val+8(FP), R4 + LAO R4, R6, 0(R3) // R6 = *R3; *R3 |= R4; (atomic) + RET + +// func And(addr *uint32, v uint32) +TEXT ·And(SB), NOSPLIT, $0-12 + MOVD ptr+0(FP), R3 + MOVW val+8(FP), R4 + LAN R4, R6, 0(R3) // R6 = *R3; *R3 &= R4; (atomic) + RET |