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| 1 // Copyright 2010 the V8 project authors. All rights reserved. | 1 // Copyright 2010 the V8 project 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 atomicops.h instead. | 5 // This file is an internal atomic implementation, use atomicops.h instead. |
| 6 | 6 |
| 7 #ifndef V8_BASE_ATOMICOPS_INTERNALS_MAC_H_ | 7 #ifndef V8_BASE_ATOMICOPS_INTERNALS_MAC_H_ |
| 8 #define V8_BASE_ATOMICOPS_INTERNALS_MAC_H_ | 8 #define V8_BASE_ATOMICOPS_INTERNALS_MAC_H_ |
| 9 | 9 |
| 10 #include <libkern/OSAtomic.h> | 10 #include <libkern/OSAtomic.h> |
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| 203 } | 203 } |
| 204 | 204 |
| 205 inline Atomic64 Release_Load(volatile const Atomic64* ptr) { | 205 inline Atomic64 Release_Load(volatile const Atomic64* ptr) { |
| 206 MemoryBarrier(); | 206 MemoryBarrier(); |
| 207 return *ptr; | 207 return *ptr; |
| 208 } | 208 } |
| 209 | 209 |
| 210 #endif // defined(__LP64__) | 210 #endif // defined(__LP64__) |
| 211 | 211 |
| 212 #undef ATOMICOPS_COMPILER_BARRIER | 212 #undef ATOMICOPS_COMPILER_BARRIER |
| 213 } } // namespace v8::base | 213 } // namespace base |
| 214 } // namespace v8 |
| 214 | 215 |
| 215 #endif // V8_BASE_ATOMICOPS_INTERNALS_MAC_H_ | 216 #endif // V8_BASE_ATOMICOPS_INTERNALS_MAC_H_ |
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