blob: cf610132540950a7551c19bc2d7a5fbe803bdad3 [file] [log] [blame]
// Copyright 2016 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
#include "textflag.h"
TEXT ·SwapInt32(SB),NOSPLIT,$0-20
BR ·SwapUint32(SB)
TEXT ·SwapUint32(SB),NOSPLIT,$0-20
MOVD addr+0(FP), R3
MOVWZ new+8(FP), R4
MOVWZ (R3), R5
repeat:
CS R5, R4, (R3) // if (R3)==R5 then (R3)=R4 else R5=(R3)
BNE repeat
MOVW R5, old+16(FP)
RET
TEXT ·SwapInt64(SB),NOSPLIT,$0-24
BR ·SwapUint64(SB)
TEXT ·SwapUint64(SB),NOSPLIT,$0-24
MOVD addr+0(FP), R3
MOVD new+8(FP), R4
MOVD (R3), R5
repeat:
CSG R5, R4, (R3) // if (R3)==R5 then (R3)=R4 else R5=(R3)
BNE repeat
MOVD R5, old+16(FP)
RET
TEXT ·SwapUintptr(SB),NOSPLIT,$0-24
BR ·SwapUint64(SB)
TEXT ·CompareAndSwapInt32(SB),NOSPLIT,$0-17
BR ·CompareAndSwapUint32(SB)
TEXT ·CompareAndSwapUint32(SB),NOSPLIT,$0-17
MOVD addr+0(FP), R3
MOVWZ old+8(FP), R4
MOVWZ new+12(FP), R5
CS R4, R5, 0(R3) // if R4==(R3) then (R3)=R5 else R4=(R3)
BNE cas_fail
MOVB $1, swapped+16(FP)
RET
cas_fail:
MOVB $0, swapped+16(FP)
RET
TEXT ·CompareAndSwapUintptr(SB),NOSPLIT,$0-25
BR ·CompareAndSwapUint64(SB)
TEXT ·CompareAndSwapInt64(SB),NOSPLIT,$0-25
BR ·CompareAndSwapUint64(SB)
TEXT ·CompareAndSwapUint64(SB),NOSPLIT,$0-25
MOVD addr+0(FP), R3
MOVD old+8(FP), R4
MOVD new+16(FP), R5
CSG R4, R5, 0(R3) // if R4==(R3) then (R3)=R5 else R4=(R3)
BNE cas64_fail
MOVB $1, swapped+24(FP)
RET
cas64_fail:
MOVB $0, swapped+24(FP)
RET
TEXT ·AddInt32(SB),NOSPLIT,$0-20
BR ·AddUint32(SB)
TEXT ·AddUint32(SB),NOSPLIT,$0-20
MOVD addr+0(FP), R4
MOVWZ delta+8(FP), R5
MOVWZ (R4), R3
repeat:
ADD R3, R5, R6
CS R3, R6, (R4) // if R3==(R4) then (R4)=R6 else R3=(R4)
BNE repeat
MOVW R6, new+16(FP)
RET
TEXT ·AddUintptr(SB),NOSPLIT,$0-24
BR ·AddUint64(SB)
TEXT ·AddInt64(SB),NOSPLIT,$0-24
BR ·AddUint64(SB)
TEXT ·AddUint64(SB),NOSPLIT,$0-24
MOVD addr+0(FP), R4
MOVD delta+8(FP), R5
MOVD (R4), R3
repeat:
ADD R3, R5, R6
CSG R3, R6, (R4) // if R3==(R4) then (R4)=R6 else R3=(R4)
BNE repeat
MOVD R6, new+16(FP)
RET
TEXT ·LoadInt32(SB),NOSPLIT,$0-12
BR ·LoadUint32(SB)
TEXT ·LoadUint32(SB),NOSPLIT,$0-12
MOVD addr+0(FP), R3
MOVW 0(R3), R4
MOVW R4, val+8(FP)
RET
TEXT ·LoadInt64(SB),NOSPLIT,$0-16
BR ·LoadUint64(SB)
TEXT ·LoadUint64(SB),NOSPLIT,$0-16
MOVD addr+0(FP), R3
MOVD 0(R3), R4
MOVD R4, val+8(FP)
RET
TEXT ·LoadUintptr(SB),NOSPLIT,$0-16
BR ·LoadPointer(SB)
TEXT ·LoadPointer(SB),NOSPLIT,$0-16
BR ·LoadUint64(SB)
TEXT ·StoreInt32(SB),NOSPLIT,$0-12
BR ·StoreUint32(SB)
TEXT ·StoreUint32(SB),NOSPLIT,$0-12
MOVD addr+0(FP), R3
MOVW val+8(FP), R4
MOVW R4, 0(R3)
RET
TEXT ·StoreInt64(SB),NOSPLIT,$0-16
BR ·StoreUint64(SB)
TEXT ·StoreUint64(SB),NOSPLIT,$0-16
MOVD addr+0(FP), R3
MOVD val+8(FP), R4
MOVD R4, 0(R3)
RET
TEXT ·StoreUintptr(SB),NOSPLIT,$0-16
BR ·StoreUint64(SB)