1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
|
// Copyright 2011 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.
// +build !race
#include "textflag.h"
TEXT ·SwapInt32(SB),NOSPLIT,$0-20
JMP ·SwapUint32(SB)
TEXT ·SwapUint32(SB),NOSPLIT,$0-20
MOVQ addr+0(FP), BP
MOVL new+8(FP), AX
XCHGL AX, 0(BP)
MOVL AX, old+16(FP)
RET
TEXT ·SwapInt64(SB),NOSPLIT,$0-24
JMP ·SwapUint64(SB)
TEXT ·SwapUint64(SB),NOSPLIT,$0-24
MOVQ addr+0(FP), BP
MOVQ new+8(FP), AX
XCHGQ AX, 0(BP)
MOVQ AX, old+16(FP)
RET
TEXT ·SwapUintptr(SB),NOSPLIT,$0-24
JMP ·SwapUint64(SB)
TEXT ·SwapPointer(SB),NOSPLIT,$0-24
JMP ·SwapUint64(SB)
TEXT ·CompareAndSwapInt32(SB),NOSPLIT,$0-17
JMP ·CompareAndSwapUint32(SB)
TEXT ·CompareAndSwapUint32(SB),NOSPLIT,$0-17
MOVQ addr+0(FP), BP
MOVL old+8(FP), AX
MOVL new+12(FP), CX
LOCK
CMPXCHGL CX, 0(BP)
SETEQ swapped+16(FP)
RET
TEXT ·CompareAndSwapUintptr(SB),NOSPLIT,$0-25
JMP ·CompareAndSwapUint64(SB)
TEXT ·CompareAndSwapPointer(SB),NOSPLIT,$0-25
JMP ·CompareAndSwapUint64(SB)
TEXT ·CompareAndSwapInt64(SB),NOSPLIT,$0-25
JMP ·CompareAndSwapUint64(SB)
TEXT ·CompareAndSwapUint64(SB),NOSPLIT,$0-25
MOVQ addr+0(FP), BP
MOVQ old+8(FP), AX
MOVQ new+16(FP), CX
LOCK
CMPXCHGQ CX, 0(BP)
SETEQ swapped+24(FP)
RET
TEXT ·AddInt32(SB),NOSPLIT,$0-20
JMP ·AddUint32(SB)
TEXT ·AddUint32(SB),NOSPLIT,$0-20
MOVQ addr+0(FP), BP
MOVL delta+8(FP), AX
MOVL AX, CX
LOCK
XADDL AX, 0(BP)
ADDL AX, CX
MOVL CX, new+16(FP)
RET
TEXT ·AddUintptr(SB),NOSPLIT,$0-24
JMP ·AddUint64(SB)
TEXT ·AddInt64(SB),NOSPLIT,$0-24
JMP ·AddUint64(SB)
TEXT ·AddUint64(SB),NOSPLIT,$0-24
MOVQ addr+0(FP), BP
MOVQ delta+8(FP), AX
MOVQ AX, CX
LOCK
XADDQ AX, 0(BP)
ADDQ AX, CX
MOVQ CX, new+16(FP)
RET
TEXT ·LoadInt32(SB),NOSPLIT,$0-12
JMP ·LoadUint32(SB)
TEXT ·LoadUint32(SB),NOSPLIT,$0-12
MOVQ addr+0(FP), AX
MOVL 0(AX), AX
MOVL AX, val+8(FP)
RET
TEXT ·LoadInt64(SB),NOSPLIT,$0-16
JMP ·LoadUint64(SB)
TEXT ·LoadUint64(SB),NOSPLIT,$0-16
MOVQ addr+0(FP), AX
MOVQ 0(AX), AX
MOVQ AX, val+8(FP)
RET
TEXT ·LoadUintptr(SB),NOSPLIT,$0-16
JMP ·LoadPointer(SB)
TEXT ·LoadPointer(SB),NOSPLIT,$0-16
MOVQ addr+0(FP), AX
MOVQ 0(AX), AX
MOVQ AX, val+8(FP)
RET
TEXT ·StoreInt32(SB),NOSPLIT,$0-12
JMP ·StoreUint32(SB)
TEXT ·StoreUint32(SB),NOSPLIT,$0-12
MOVQ addr+0(FP), BP
MOVL val+8(FP), AX
XCHGL AX, 0(BP)
RET
TEXT ·StoreInt64(SB),NOSPLIT,$0-16
JMP ·StoreUint64(SB)
TEXT ·StoreUint64(SB),NOSPLIT,$0-16
MOVQ addr+0(FP), BP
MOVQ val+8(FP), AX
XCHGQ AX, 0(BP)
RET
TEXT ·StoreUintptr(SB),NOSPLIT,$0-16
JMP ·StorePointer(SB)
TEXT ·StorePointer(SB),NOSPLIT,$0-16
MOVQ addr+0(FP), BP
MOVQ val+8(FP), AX
XCHGQ AX, 0(BP)
RET
|