111 * you can disable these by defining SDL_DISABLE_ATOMIC_INLINE |
111 * you can disable these by defining SDL_DISABLE_ATOMIC_INLINE |
112 */ |
112 */ |
113 #ifndef SDL_DISABLE_ATOMIC_INLINE |
113 #ifndef SDL_DISABLE_ATOMIC_INLINE |
114 |
114 |
115 #if defined(__WIN32__) |
115 #if defined(__WIN32__) |
116 /* Don't include windows.h, since it may hose code that isn't expecting it, |
116 #include <intrin.h> |
117 but if someone has already included it, this is fair game... */ |
117 |
118 #define WIN32_LEAN_AND_MEAN |
118 #define SDL_AtomicSet(a, v) _InterlockedExchange(&(a)->value, (v)) |
119 #include <windows.h> |
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120 |
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121 #define SDL_AtomicSet(a, v) InterlockedExchange(&(a)->value, v) |
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122 #define SDL_AtomicGet(a) ((a)->value) |
119 #define SDL_AtomicGet(a) ((a)->value) |
123 #define SDL_AtomicAdd(a, v) InterlockedAdd(&(a)->value, v) |
120 #define SDL_AtomicAdd(a, v) _InterlockedExchangeAdd(&(a)->value, (v)) |
124 #define SDL_AtomicCAS(a, oldval, newval) (InterlockedCompareExchange(&(a)->value, newval, oldval) == (oldval)) |
121 #define SDL_AtomicCAS(a, oldval, newval) (_InterlockedCompareExchange(&(a)->value, (newval), (oldval)) == (oldval)) |
125 #define SDL_AtomicSetPtr(a, v) InterlockedExchangePointer(a, v) |
122 #define SDL_AtomicSetPtr(a, v) (void)_InterlockedExchangePointer((a), (v)) |
126 #define SDL_AtomicGetPtr(a) (*(a)) |
123 #define SDL_AtomicGetPtr(a) (*(a)) |
127 #define SDL_AtomicCASPtr(a, oldval, newval) (InterlockedCompareExchangePointer(a, newval, oldval) == (oldval)) |
124 #if _M_IX86 |
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125 #define SDL_AtomicCASPtr(a, oldval, newval) (_InterlockedCompareExchange((long*)(a), (long)(newval), (long)(oldval)) == (long)(oldval)) |
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126 #else |
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127 #define SDL_AtomicCASPtr(a, oldval, newval) (_InterlockedCompareExchangePointer((a), (newval), (oldval)) == (oldval)) |
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128 #endif |
128 |
129 |
129 #elif defined(__MACOSX__) |
130 #elif defined(__MACOSX__) |
130 #include <libkern/OSAtomic.h> |
131 #include <libkern/OSAtomic.h> |
131 |
132 |
132 #define SDL_AtomicSet(a, v) \ |
133 #define SDL_AtomicSet(a, v) \ |