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1 /* | |
2 * Copyright 2014 Google Inc. | |
3 * | |
4 * Use of this source code is governed by a BSD-style license that can be | |
5 * found in the LICENSE file. | |
6 */ | |
7 | |
8 #ifndef SkThreadPriv_DEFINED | |
9 #define SkThreadPriv_DEFINED | |
10 | |
11 #include "SkTypes.h" | |
12 | |
13 // SK_ATOMICS_PLATFORM_H must provide inline implementations for the following d
eclarations. | |
14 | |
15 /** Atomic compare and set, for pointers. | |
16 * If *addr == before, set *addr to after. Always returns previous value of *a
ddr. | |
17 * This must issue a release barrier on success, acquire on failure, and always
a compiler barrier. | |
18 */ | |
19 static void* sk_atomic_cas(void** addr, void* before, void* after); | |
20 | |
21 #include SK_ATOMICS_PLATFORM_H | |
22 | |
23 #endif//SkThreadPriv_DEFINED | |
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