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1 // Copyright (c) 2016, the Dart project authors. Please see the AUTHORS file | 1 // Copyright (c) 2016, the Dart project authors. Please see the AUTHORS file |
2 // for details. All rights reserved. Use of this source code is governed by a | 2 // for details. All rights reserved. Use of this source code is governed by a |
3 // BSD-style license that can be found in the LICENSE file. | 3 // BSD-style license that can be found in the LICENSE file. |
4 | 4 |
5 #ifndef RUNTIME_VM_ATOMIC_FUCHSIA_H_ | 5 #ifndef RUNTIME_VM_ATOMIC_FUCHSIA_H_ |
6 #define RUNTIME_VM_ATOMIC_FUCHSIA_H_ | 6 #define RUNTIME_VM_ATOMIC_FUCHSIA_H_ |
7 | 7 |
8 #if !defined RUNTIME_VM_ATOMIC_H_ | 8 #if !defined RUNTIME_VM_ATOMIC_H_ |
9 #error Do not include atomic_fuchsia.h directly. Use atomic.h instead. | 9 #error Do not include atomic_fuchsia.h directly. Use atomic.h instead. |
10 #endif | 10 #endif |
11 | 11 |
12 #if !defined(HOST_OS_FUCHSIA) | 12 #if !defined(HOST_OS_FUCHSIA) |
13 #error This file should only be included on Fuchsia builds. | 13 #error This file should only be included on Fuchsia builds. |
14 #endif | 14 #endif |
15 | 15 |
16 namespace dart { | 16 namespace dart { |
17 | 17 |
18 inline uintptr_t AtomicOperations::FetchAndIncrement(uintptr_t* p) { | 18 inline uintptr_t AtomicOperations::FetchAndIncrement(uintptr_t* p) { |
19 return __sync_fetch_and_add(p, 1); | 19 return __sync_fetch_and_add(p, 1); |
20 } | 20 } |
21 | 21 |
22 | |
23 inline intptr_t AtomicOperations::FetchAndIncrement(intptr_t* p) { | 22 inline intptr_t AtomicOperations::FetchAndIncrement(intptr_t* p) { |
24 return __sync_fetch_and_add(p, 1); | 23 return __sync_fetch_and_add(p, 1); |
25 } | 24 } |
26 | 25 |
27 | |
28 inline void AtomicOperations::IncrementBy(intptr_t* p, intptr_t value) { | 26 inline void AtomicOperations::IncrementBy(intptr_t* p, intptr_t value) { |
29 __sync_fetch_and_add(p, value); | 27 __sync_fetch_and_add(p, value); |
30 } | 28 } |
31 | 29 |
32 | |
33 inline void AtomicOperations::IncrementInt64By(int64_t* p, int64_t value) { | 30 inline void AtomicOperations::IncrementInt64By(int64_t* p, int64_t value) { |
34 __sync_fetch_and_add(p, value); | 31 __sync_fetch_and_add(p, value); |
35 } | 32 } |
36 | 33 |
37 | |
38 inline uintptr_t AtomicOperations::FetchAndDecrement(uintptr_t* p) { | 34 inline uintptr_t AtomicOperations::FetchAndDecrement(uintptr_t* p) { |
39 return __sync_fetch_and_sub(p, 1); | 35 return __sync_fetch_and_sub(p, 1); |
40 } | 36 } |
41 | 37 |
42 | |
43 inline intptr_t AtomicOperations::FetchAndDecrement(intptr_t* p) { | 38 inline intptr_t AtomicOperations::FetchAndDecrement(intptr_t* p) { |
44 return __sync_fetch_and_sub(p, 1); | 39 return __sync_fetch_and_sub(p, 1); |
45 } | 40 } |
46 | 41 |
47 | |
48 inline void AtomicOperations::DecrementBy(intptr_t* p, intptr_t value) { | 42 inline void AtomicOperations::DecrementBy(intptr_t* p, intptr_t value) { |
49 __sync_fetch_and_sub(p, value); | 43 __sync_fetch_and_sub(p, value); |
50 } | 44 } |
51 | 45 |
52 | |
53 #if !defined(USING_SIMULATOR_ATOMICS) | 46 #if !defined(USING_SIMULATOR_ATOMICS) |
54 inline uword AtomicOperations::CompareAndSwapWord(uword* ptr, | 47 inline uword AtomicOperations::CompareAndSwapWord(uword* ptr, |
55 uword old_value, | 48 uword old_value, |
56 uword new_value) { | 49 uword new_value) { |
57 return __sync_val_compare_and_swap(ptr, old_value, new_value); | 50 return __sync_val_compare_and_swap(ptr, old_value, new_value); |
58 } | 51 } |
59 | 52 |
60 | |
61 inline uint32_t AtomicOperations::CompareAndSwapUint32(uint32_t* ptr, | 53 inline uint32_t AtomicOperations::CompareAndSwapUint32(uint32_t* ptr, |
62 uint32_t old_value, | 54 uint32_t old_value, |
63 uint32_t new_value) { | 55 uint32_t new_value) { |
64 return __sync_val_compare_and_swap(ptr, old_value, new_value); | 56 return __sync_val_compare_and_swap(ptr, old_value, new_value); |
65 } | 57 } |
66 #endif // !defined(USING_SIMULATOR_ATOMICS) | 58 #endif // !defined(USING_SIMULATOR_ATOMICS) |
67 | 59 |
68 } // namespace dart | 60 } // namespace dart |
69 | 61 |
70 #endif // RUNTIME_VM_ATOMIC_FUCHSIA_H_ | 62 #endif // RUNTIME_VM_ATOMIC_FUCHSIA_H_ |
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