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1 // Copyright (c) 2003, Google Inc. | 1 // Copyright (c) 2003, Google Inc. |
2 // All rights reserved. | 2 // All rights reserved. |
3 // | 3 // |
4 // Redistribution and use in source and binary forms, with or without | 4 // Redistribution and use in source and binary forms, with or without |
5 // modification, are permitted provided that the following conditions are | 5 // modification, are permitted provided that the following conditions are |
6 // met: | 6 // met: |
7 // | 7 // |
8 // * Redistributions of source code must retain the above copyright | 8 // * Redistributions of source code must retain the above copyright |
9 // notice, this list of conditions and the following disclaimer. | 9 // notice, this list of conditions and the following disclaimer. |
10 // * Redistributions in binary form must reproduce the above | 10 // * Redistributions in binary form must reproduce the above |
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32 // | 32 // |
33 // This file is an internal atomic implementation, use base/atomicops.h instead. | 33 // This file is an internal atomic implementation, use base/atomicops.h instead. |
34 // | 34 // |
35 // LinuxKernelCmpxchg and Barrier_AtomicIncrement are from Google Gears. | 35 // LinuxKernelCmpxchg and Barrier_AtomicIncrement are from Google Gears. |
36 | 36 |
37 #ifndef BASE_ATOMICOPS_INTERNALS_ARM_GENERIC_H_ | 37 #ifndef BASE_ATOMICOPS_INTERNALS_ARM_GENERIC_H_ |
38 #define BASE_ATOMICOPS_INTERNALS_ARM_GENERIC_H_ | 38 #define BASE_ATOMICOPS_INTERNALS_ARM_GENERIC_H_ |
39 | 39 |
40 #include <stdio.h> | 40 #include <stdio.h> |
41 #include <stdlib.h> | 41 #include <stdlib.h> |
42 #include "base/macros.h" // For COMPILE_ASSERT | 42 #include "base/basictypes.h" |
43 #include "base/port.h" // ATTRIBUTE_WEAK | |
44 | 43 |
45 typedef int32_t Atomic32; | 44 typedef int32_t Atomic32; |
46 | 45 |
47 namespace base { | 46 namespace base { |
48 namespace subtle { | 47 namespace subtle { |
49 | 48 |
50 typedef int64_t Atomic64; | 49 typedef int64_t Atomic64; |
51 | 50 |
52 // 0xffff0fc0 is the hard coded address of a function provided by | 51 // 0xffff0fc0 is the hard coded address of a function provided by |
53 // the kernel which implements an atomic compare-exchange. On older | 52 // the kernel which implements an atomic compare-exchange. On older |
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227 Atomic64 old_value, | 226 Atomic64 old_value, |
228 Atomic64 new_value) { | 227 Atomic64 new_value) { |
229 NotImplementedFatalError("Atomic64 Release_CompareAndSwap"); | 228 NotImplementedFatalError("Atomic64 Release_CompareAndSwap"); |
230 return 0; | 229 return 0; |
231 } | 230 } |
232 | 231 |
233 } // namespace base::subtle | 232 } // namespace base::subtle |
234 } // namespace base | 233 } // namespace base |
235 | 234 |
236 #endif // BASE_ATOMICOPS_INTERNALS_ARM_GENERIC_H_ | 235 #endif // BASE_ATOMICOPS_INTERNALS_ARM_GENERIC_H_ |
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