OLD | NEW |
1 /* | 1 /* |
2 * Copyright 2013 Google Inc. | 2 * Copyright 2013 Google Inc. |
3 * | 3 * |
4 * Use of this source code is governed by a BSD-style license that can be | 4 * Use of this source code is governed by a BSD-style license that can be |
5 * found in the LICENSE file. | 5 * found in the LICENSE file. |
6 */ | 6 */ |
7 | 7 |
8 #ifndef SkAtomics_win_DEFINED | 8 #ifndef SkAtomics_win_DEFINED |
9 #define SkAtomics_win_DEFINED | 9 #define SkAtomics_win_DEFINED |
10 | 10 |
(...skipping 35 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
46 long before = _InterlockedCompareExchange(reinterpret_cast<long*>(addr),
value + 1, value); | 46 long before = _InterlockedCompareExchange(reinterpret_cast<long*>(addr),
value + 1, value); |
47 | 47 |
48 if (before == value) { | 48 if (before == value) { |
49 return value; | 49 return value; |
50 } else { | 50 } else { |
51 value = before; | 51 value = before; |
52 } | 52 } |
53 } | 53 } |
54 } | 54 } |
55 | 55 |
| 56 static inline bool sk_atomic_cas(int32_t* addr, int32_t before, int32_t after) { |
| 57 return _InterlockedCompareExchange(reinterpret_cast<long*>(addr), after, bef
ore) == before; |
| 58 } |
| 59 |
56 static inline void sk_membar_acquire__after_atomic_conditional_inc() { } | 60 static inline void sk_membar_acquire__after_atomic_conditional_inc() { } |
57 | 61 |
58 #endif | 62 #endif |
OLD | NEW |