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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 // This file is an internal atomic implementation, use base/atomicops.h instead. | 5 // This file is an internal atomic implementation, use base/atomicops.h instead. |
6 | 6 |
7 #ifndef BASE_ATOMICOPS_INTERNALS_MAC_H_ | 7 #ifndef BASE_ATOMICOPS_INTERNALS_MAC_H_ |
8 #define BASE_ATOMICOPS_INTERNALS_MAC_H_ | 8 #define BASE_ATOMICOPS_INTERNALS_MAC_H_ |
9 | 9 |
10 #include <libkern/OSAtomic.h> | 10 #include <libkern/OSAtomic.h> |
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184 return value; | 184 return value; |
185 } | 185 } |
186 | 186 |
187 inline Atomic64 Release_Load(volatile const Atomic64* ptr) { | 187 inline Atomic64 Release_Load(volatile const Atomic64* ptr) { |
188 MemoryBarrier(); | 188 MemoryBarrier(); |
189 return *ptr; | 189 return *ptr; |
190 } | 190 } |
191 | 191 |
192 #endif // defined(__LP64__) | 192 #endif // defined(__LP64__) |
193 | 193 |
194 } // namespace base::subtle | 194 } // namespace subtle |
195 } // namespace base | 195 } // namespace base |
196 | 196 |
197 #endif // BASE_ATOMICOPS_INTERNALS_MAC_H_ | 197 #endif // BASE_ATOMICOPS_INTERNALS_MAC_H_ |
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