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
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
|
/*
* Copyright 2017-2018 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license.
*/
@file:Suppress("NOTHING_TO_INLINE", "RedundantVisibilityModifier", "CanBePrimaryConstructorProperty")
package kotlinx.atomicfu
import kotlin.native.concurrent.AtomicInt as KAtomicInt
import kotlin.native.concurrent.AtomicLong as KAtomicLong
import kotlin.native.concurrent.FreezableAtomicReference as KAtomicRef
import kotlin.native.concurrent.isFrozen
import kotlin.native.concurrent.freeze
import kotlin.reflect.KProperty
import kotlinx.atomicfu.TraceBase.None
public actual fun <T> atomic(initial: T, trace: TraceBase): AtomicRef<T> = AtomicRef<T>(KAtomicRef(initial))
public actual fun <T> atomic(initial: T): AtomicRef<T> = atomic(initial, None)
public actual fun atomic(initial: Int, trace: TraceBase): AtomicInt = AtomicInt(KAtomicInt(initial))
public actual fun atomic(initial: Int): AtomicInt = atomic(initial, None)
public actual fun atomic(initial: Long, trace: TraceBase): AtomicLong = AtomicLong(KAtomicLong(initial))
public actual fun atomic(initial: Long): AtomicLong = atomic(initial, None)
public actual fun atomic(initial: Boolean, trace: TraceBase): AtomicBoolean = AtomicBoolean(KAtomicInt(if (initial) 1 else 0))
public actual fun atomic(initial: Boolean): AtomicBoolean = atomic(initial, None)
// ==================================== AtomicRef ====================================
@Suppress("ACTUAL_WITHOUT_EXPECT", "EXPERIMENTAL_FEATURE_WARNING", "NON_PUBLIC_PRIMARY_CONSTRUCTOR_OF_INLINE_CLASS")
public actual inline class AtomicRef<T> internal constructor(@PublishedApi internal val a: KAtomicRef<T>) {
public actual inline var value: T
get() = a.value
set(value) {
if (a.isFrozen) value.freeze()
a.value = value
}
public actual inline operator fun getValue(thisRef: Any?, property: KProperty<*>): T = value
public actual inline operator fun setValue(thisRef: Any?, property: KProperty<*>, value: T) { this.value = value }
public actual inline fun lazySet(value: T) {
if (a.isFrozen) value.freeze()
a.value = value
}
public actual inline fun compareAndSet(expect: T, update: T): Boolean {
if (a.isFrozen) update.freeze()
return a.compareAndSet(expect, update)
}
public actual fun getAndSet(value: T): T {
if (a.isFrozen) value.freeze()
while (true) {
val cur = a.value
if (cur === value) return cur
if (a.compareAndSwap(cur, value) === cur) return cur
}
}
override fun toString(): String = value.toString()
}
// ==================================== AtomicBoolean ====================================
@Suppress("ACTUAL_WITHOUT_EXPECT", "EXPERIMENTAL_FEATURE_WARNING", "NON_PUBLIC_PRIMARY_CONSTRUCTOR_OF_INLINE_CLASS")
public actual inline class AtomicBoolean internal constructor(@PublishedApi internal val a: KAtomicInt) {
public actual inline var value: Boolean
get() = a.value != 0
set(value) { a.value = if (value) 1 else 0 }
public actual inline operator fun getValue(thisRef: Any?, property: KProperty<*>): Boolean = value
public actual inline operator fun setValue(thisRef: Any?, property: KProperty<*>, value: Boolean) { this.value = value }
public actual inline fun lazySet(value: Boolean) { this.value = value }
public actual fun compareAndSet(expect: Boolean, update: Boolean): Boolean {
val iExpect = if (expect) 1 else 0
val iUpdate = if (update) 1 else 0
return a.compareAndSet(iExpect, iUpdate)
}
public actual fun getAndSet(value: Boolean): Boolean {
val iValue = if (value) 1 else 0
while (true) {
val cur = a.value
if (cur == iValue) return value
if (a.compareAndSet(cur, iValue)) return cur != 0
}
}
override fun toString(): String = value.toString()
}
// ==================================== AtomicInt ====================================
@Suppress("ACTUAL_WITHOUT_EXPECT", "EXPERIMENTAL_FEATURE_WARNING", "NON_PUBLIC_PRIMARY_CONSTRUCTOR_OF_INLINE_CLASS")
public actual inline class AtomicInt internal constructor(@PublishedApi internal val a: KAtomicInt) {
public actual inline var value: Int
get() = a.value
set(value) { a.value = value }
actual inline operator fun getValue(thisRef: Any?, property: KProperty<*>): Int = value
public actual inline operator fun setValue(thisRef: Any?, property: KProperty<*>, value: Int) { this.value = value }
public actual inline fun lazySet(value: Int) { a.value = value }
public actual inline fun compareAndSet(expect: Int, update: Int): Boolean =
a.compareAndSet(expect, update)
public actual fun getAndSet(value: Int): Int {
while (true) {
val cur = a.value
if (cur == value) return cur
if (a.compareAndSet(cur, value)) return cur
}
}
public actual inline fun getAndIncrement(): Int = a.addAndGet(1) - 1
public actual inline fun getAndDecrement(): Int = a.addAndGet(-1) + 1
public actual inline fun getAndAdd(delta: Int): Int = a.addAndGet(delta) - delta
public actual inline fun addAndGet(delta: Int): Int = a.addAndGet(delta)
public actual inline fun incrementAndGet(): Int = a.addAndGet(1)
public actual inline fun decrementAndGet(): Int = a.addAndGet(-1)
public actual inline operator fun plusAssign(delta: Int) { getAndAdd(delta) }
public actual inline operator fun minusAssign(delta: Int) { getAndAdd(-delta) }
override fun toString(): String = value.toString()
}
// ==================================== AtomicLong ====================================
@Suppress("ACTUAL_WITHOUT_EXPECT", "EXPERIMENTAL_FEATURE_WARNING", "NON_PUBLIC_PRIMARY_CONSTRUCTOR_OF_INLINE_CLASS")
public actual inline class AtomicLong internal constructor(@PublishedApi internal val a: KAtomicLong) {
public actual inline var value: Long
get() = a.value
set(value) { a.value = value }
public actual inline operator fun getValue(thisRef: Any?, property: KProperty<*>): Long = value
public actual inline operator fun setValue(thisRef: Any?, property: KProperty<*>, value: Long) { this.value = value }
public actual inline fun lazySet(value: Long) { a.value = value }
public actual inline fun compareAndSet(expect: Long, update: Long): Boolean =
a.compareAndSet(expect, update)
public actual fun getAndSet(value: Long): Long {
while (true) {
val cur = a.value
if (cur == value) return cur
if (a.compareAndSet(cur, value)) return cur
}
}
public actual inline fun getAndIncrement(): Long = a.addAndGet(1) - 1
public actual inline fun getAndDecrement(): Long = a.addAndGet(-1) + 1
public actual inline fun getAndAdd(delta: Long): Long = a.addAndGet(delta) - delta
public actual inline fun addAndGet(delta: Long): Long = a.addAndGet(delta)
public actual inline fun incrementAndGet(): Long = a.addAndGet(1)
public actual inline fun decrementAndGet(): Long = a.addAndGet(-1)
public actual inline operator fun plusAssign(delta: Long) { getAndAdd(delta) }
public actual inline operator fun minusAssign(delta: Long) { getAndAdd(-delta) }
override fun toString(): String = value.toString()
}
|
