Zycore 1.5.1.0
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AtomicMSVC.h
1/***************************************************************************************************
2
3 Zyan Core Library (Zyan-C)
4
5 Original Author : Florian Bernd
6
7 * Permission is hereby granted, free of charge, to any person obtaining a copy
8 * of this software and associated documentation files (the "Software"), to deal
9 * in the Software without restriction, including without limitation the rights
10 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
11 * copies of the Software, and to permit persons to whom the Software is
12 * furnished to do so, subject to the following conditions:
13 *
14 * The above copyright notice and this permission notice shall be included in all
15 * copies or substantial portions of the Software.
16 *
17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
18 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
19 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
20 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
21 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
22 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
23 * SOFTWARE.
24
25***************************************************************************************************/
26
27#ifndef ZYCORE_ATOMIC_MSVC_H
28#define ZYCORE_ATOMIC_MSVC_H
29
30#ifdef __cplusplus
31extern "C" {
32#endif
33
34#include <Windows.h>
35
36#include <Zycore/Defines.h>
37#include <Zycore/Types.h>
38
39/* ============================================================================================== */
40/* Functions */
41/* ============================================================================================== */
42
43#if defined(ZYAN_MSVC)
44
45/* ---------------------------------------------------------------------------------------------- */
46/* Pointer sized */
47/* ---------------------------------------------------------------------------------------------- */
48
49#if defined(ZYAN_X86)
50
51static ZYAN_INLINE ZyanUPointer ZyanAtomicCompareExchange(ZyanAtomicPointer* destination,
52 ZyanUPointer comparand, ZyanUPointer value)
53{
54 return (ZyanUPointer)ZyanAtomicCompareExchange32((ZyanAtomic32*)destination, comparand, value);
55}
56
57static ZYAN_INLINE ZyanUPointer ZyanAtomicIncrement(ZyanAtomicPointer* destination)
58{
59 return (ZyanUPointer)ZyanAtomicIncrement32((ZyanAtomic32*)destination);
60}
61
62static ZYAN_INLINE ZyanUPointer ZyanAtomicDecrement(ZyanAtomicPointer* destination)
63{
64 return (ZyanUPointer)ZyanAtomicDecrement32((ZyanAtomic32*)destination);
65}
66
67#elif defined(ZYAN_X64)
68
69static ZYAN_INLINE ZyanUPointer ZyanAtomicCompareExchange(ZyanAtomicPointer* destination,
70 ZyanUPointer comparand, ZyanUPointer value)
71{
72 return (ZyanUPointer)ZyanAtomicCompareExchange64((ZyanAtomic64*)destination, comparand, value);
73}
74
75static ZYAN_INLINE ZyanUPointer ZyanAtomicIncrement(ZyanAtomicPointer* destination)
76{
77 return (ZyanUPointer)ZyanAtomicIncrement64((ZyanAtomic64*)destination);
78}
79
80static ZYAN_INLINE ZyanUPointer ZyanAtomicDecrement(ZyanAtomicPointer* destination)
81{
82 return (ZyanUPointer)ZyanAtomicDecrement64((ZyanAtomic64*)destination);
83}
84
85#else
86# error "Unsupported architecture detected"
87#endif
88
89/* ---------------------------------------------------------------------------------------------- */
90/* 32-bit */
91/* ---------------------------------------------------------------------------------------------- */
92
93static ZYAN_INLINE ZyanU32 ZyanAtomicCompareExchange32(ZyanAtomic32* destination,
94 ZyanU32 comparand, ZyanU32 value)
95{
96 return (ZyanU32)(_InterlockedCompareExchange((volatile LONG*)&(destination->value),
97 (LONG)value, (LONG)comparand));
98}
99
100static ZYAN_INLINE ZyanU32 ZyanAtomicIncrement32(ZyanAtomic32* destination)
101{
102 return (ZyanU32)(_InterlockedIncrement((volatile LONG*)&(destination->value)));
103}
104
105static ZYAN_INLINE ZyanU32 ZyanAtomicDecrement32(ZyanAtomic32* destination)
106{
107 return (ZyanU32)(_InterlockedDecrement((volatile LONG*)&(destination->value)));
108}
109
110/* ---------------------------------------------------------------------------------------------- */
111/* 64-bit */
112/* ---------------------------------------------------------------------------------------------- */
113
114static ZYAN_INLINE ZyanU64 ZyanAtomicCompareExchange64(ZyanAtomic64* destination,
115 ZyanU64 comparand, ZyanU64 value)
116{
117 return (ZyanU64)(_InterlockedCompareExchange64((volatile LONG64*)&(destination->value),
118 (LONG64)value, (LONG64)comparand));
119}
120
121static ZYAN_INLINE ZyanU64 ZyanAtomicIncrement64(ZyanAtomic64* destination)
122{
123 return (ZyanU64)(_InterlockedIncrement64((volatile LONG64*)&(destination->value)));
124}
125
126static ZYAN_INLINE ZyanU64 ZyanAtomicDecrement64(ZyanAtomic64* destination)
127{
128 return (ZyanU64)(_InterlockedDecrement64((volatile LONG64*)&(destination->value)));
129}
130
131/* ---------------------------------------------------------------------------------------------- */
132
133#endif
134
135/* ============================================================================================== */
136
137#ifdef __cplusplus
138}
139#endif
140
141#endif /* ZYCORE_ATOMIC_MSVC_H */
Definition Atomic.h:50
Definition Atomic.h:58
Definition Atomic.h:66