include/core/SkThreadPriv.h - Issue 896553002: Atomics overhaul.

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Side by Side Diff: include/core/SkThreadPriv.h

Issue 896553002: Atomics overhaul. (Closed) Base URL: https://skia.googlesource.com/skia.git@master

Patch Set: warning Created 5 years, 10 months ago

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1 /*	1 /*

2 * Copyright 2014 Google Inc.	2 * Copyright 2014 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 SkThreadPriv_DEFINED	8 #ifndef SkThreadPriv_DEFINED

9 #define SkThreadPriv_DEFINED	9 #define SkThreadPriv_DEFINED

10	10

11 #include "SkTypes.h"	11 // TODO: delete this file

12

13 // SkAtomics.h must provide inline implementations for the following declaration s.

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 "SkAtomics.h"	12 #include "SkAtomics.h"

22	13

23 #endif//SkThreadPriv_DEFINED	14 #endif//SkThreadPriv_DEFINED

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