Howard Hinnant | 8f73c63 | 2010-09-27 21:17:38 +0000 | [diff] [blame] | 1 | // -*- C++ -*- |
| 2 | //===--------------------------- atomic -----------------------------------===// |
| 3 | // |
| 4 | // The LLVM Compiler Infrastructure |
| 5 | // |
| 6 | // This file is distributed under the University of Illinois Open Source |
| 7 | // License. See LICENSE.TXT for details. |
| 8 | // |
| 9 | //===----------------------------------------------------------------------===// |
| 10 | |
| 11 | #ifndef _LIBCPP_ATOMIC |
| 12 | #define _LIBCPP_ATOMIC |
| 13 | |
| 14 | /* |
| 15 | atomic synopsis |
| 16 | |
| 17 | namespace std |
| 18 | { |
| 19 | |
| 20 | // order and consistency |
| 21 | |
| 22 | typedef enum memory_order |
| 23 | { |
Howard Hinnant | d1176e2 | 2010-09-28 17:13:38 +0000 | [diff] [blame] | 24 | memory_order_relaxed, |
| 25 | memory_order_consume, // load-consume |
| 26 | memory_order_acquire, // load-acquire |
| 27 | memory_order_release, // store-release |
| 28 | memory_order_acq_rel, // store-release load-acquire |
| 29 | memory_order_seq_cst // store-release load-acquire |
Howard Hinnant | 8f73c63 | 2010-09-27 21:17:38 +0000 | [diff] [blame] | 30 | } memory_order; |
| 31 | |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 32 | template <class T> T kill_dependency(T y) noexcept; |
Howard Hinnant | 8f73c63 | 2010-09-27 21:17:38 +0000 | [diff] [blame] | 33 | |
| 34 | // lock-free property |
| 35 | |
Howard Hinnant | 7b9d6a8 | 2013-01-21 20:39:41 +0000 | [diff] [blame] | 36 | #define ATOMIC_BOOL_LOCK_FREE unspecified |
Howard Hinnant | 8f73c63 | 2010-09-27 21:17:38 +0000 | [diff] [blame] | 37 | #define ATOMIC_CHAR_LOCK_FREE unspecified |
| 38 | #define ATOMIC_CHAR16_T_LOCK_FREE unspecified |
| 39 | #define ATOMIC_CHAR32_T_LOCK_FREE unspecified |
| 40 | #define ATOMIC_WCHAR_T_LOCK_FREE unspecified |
| 41 | #define ATOMIC_SHORT_LOCK_FREE unspecified |
| 42 | #define ATOMIC_INT_LOCK_FREE unspecified |
| 43 | #define ATOMIC_LONG_LOCK_FREE unspecified |
| 44 | #define ATOMIC_LLONG_LOCK_FREE unspecified |
Howard Hinnant | 7b9d6a8 | 2013-01-21 20:39:41 +0000 | [diff] [blame] | 45 | #define ATOMIC_POINTER_LOCK_FREE unspecified |
Howard Hinnant | 8f73c63 | 2010-09-27 21:17:38 +0000 | [diff] [blame] | 46 | |
Howard Hinnant | 8f73c63 | 2010-09-27 21:17:38 +0000 | [diff] [blame] | 47 | // flag type and operations |
| 48 | |
| 49 | typedef struct atomic_flag |
| 50 | { |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 51 | bool test_and_set(memory_order m = memory_order_seq_cst) volatile noexcept; |
| 52 | bool test_and_set(memory_order m = memory_order_seq_cst) noexcept; |
| 53 | void clear(memory_order m = memory_order_seq_cst) volatile noexcept; |
| 54 | void clear(memory_order m = memory_order_seq_cst) noexcept; |
| 55 | atomic_flag() noexcept = default; |
Howard Hinnant | 8f73c63 | 2010-09-27 21:17:38 +0000 | [diff] [blame] | 56 | atomic_flag(const atomic_flag&) = delete; |
| 57 | atomic_flag& operator=(const atomic_flag&) = delete; |
| 58 | atomic_flag& operator=(const atomic_flag&) volatile = delete; |
| 59 | } atomic_flag; |
| 60 | |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 61 | bool |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 62 | atomic_flag_test_and_set(volatile atomic_flag* obj) noexcept; |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 63 | |
| 64 | bool |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 65 | atomic_flag_test_and_set(atomic_flag* obj) noexcept; |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 66 | |
| 67 | bool |
| 68 | atomic_flag_test_and_set_explicit(volatile atomic_flag* obj, |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 69 | memory_order m) noexcept; |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 70 | |
| 71 | bool |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 72 | atomic_flag_test_and_set_explicit(atomic_flag* obj, memory_order m) noexcept; |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 73 | |
| 74 | void |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 75 | atomic_flag_clear(volatile atomic_flag* obj) noexcept; |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 76 | |
| 77 | void |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 78 | atomic_flag_clear(atomic_flag* obj) noexcept; |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 79 | |
| 80 | void |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 81 | atomic_flag_clear_explicit(volatile atomic_flag* obj, memory_order m) noexcept; |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 82 | |
| 83 | void |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 84 | atomic_flag_clear_explicit(atomic_flag* obj, memory_order m) noexcept; |
Howard Hinnant | 8f73c63 | 2010-09-27 21:17:38 +0000 | [diff] [blame] | 85 | |
| 86 | #define ATOMIC_FLAG_INIT see below |
Howard Hinnant | e738501 | 2010-10-19 16:51:18 +0000 | [diff] [blame] | 87 | #define ATOMIC_VAR_INIT(value) see below |
Howard Hinnant | 8f73c63 | 2010-09-27 21:17:38 +0000 | [diff] [blame] | 88 | |
Howard Hinnant | 8f73c63 | 2010-09-27 21:17:38 +0000 | [diff] [blame] | 89 | template <class T> |
| 90 | struct atomic |
| 91 | { |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 92 | bool is_lock_free() const volatile noexcept; |
| 93 | bool is_lock_free() const noexcept; |
| 94 | void store(T desr, memory_order m = memory_order_seq_cst) volatile noexcept; |
| 95 | void store(T desr, memory_order m = memory_order_seq_cst) noexcept; |
| 96 | T load(memory_order m = memory_order_seq_cst) const volatile noexcept; |
| 97 | T load(memory_order m = memory_order_seq_cst) const noexcept; |
| 98 | operator T() const volatile noexcept; |
| 99 | operator T() const noexcept; |
| 100 | T exchange(T desr, memory_order m = memory_order_seq_cst) volatile noexcept; |
| 101 | T exchange(T desr, memory_order m = memory_order_seq_cst) noexcept; |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 102 | bool compare_exchange_weak(T& expc, T desr, |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 103 | memory_order s, memory_order f) volatile noexcept; |
| 104 | bool compare_exchange_weak(T& expc, T desr, memory_order s, memory_order f) noexcept; |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 105 | bool compare_exchange_strong(T& expc, T desr, |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 106 | memory_order s, memory_order f) volatile noexcept; |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 107 | bool compare_exchange_strong(T& expc, T desr, |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 108 | memory_order s, memory_order f) noexcept; |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 109 | bool compare_exchange_weak(T& expc, T desr, |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 110 | memory_order m = memory_order_seq_cst) volatile noexcept; |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 111 | bool compare_exchange_weak(T& expc, T desr, |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 112 | memory_order m = memory_order_seq_cst) noexcept; |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 113 | bool compare_exchange_strong(T& expc, T desr, |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 114 | memory_order m = memory_order_seq_cst) volatile noexcept; |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 115 | bool compare_exchange_strong(T& expc, T desr, |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 116 | memory_order m = memory_order_seq_cst) noexcept; |
Howard Hinnant | 8f73c63 | 2010-09-27 21:17:38 +0000 | [diff] [blame] | 117 | |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 118 | atomic() noexcept = default; |
| 119 | constexpr atomic(T desr) noexcept; |
Howard Hinnant | 8f73c63 | 2010-09-27 21:17:38 +0000 | [diff] [blame] | 120 | atomic(const atomic&) = delete; |
| 121 | atomic& operator=(const atomic&) = delete; |
| 122 | atomic& operator=(const atomic&) volatile = delete; |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 123 | T operator=(T) volatile noexcept; |
| 124 | T operator=(T) noexcept; |
Howard Hinnant | 8f73c63 | 2010-09-27 21:17:38 +0000 | [diff] [blame] | 125 | }; |
| 126 | |
| 127 | template <> |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 128 | struct atomic<integral> |
Howard Hinnant | 8f73c63 | 2010-09-27 21:17:38 +0000 | [diff] [blame] | 129 | { |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 130 | bool is_lock_free() const volatile noexcept; |
| 131 | bool is_lock_free() const noexcept; |
| 132 | void store(integral desr, memory_order m = memory_order_seq_cst) volatile noexcept; |
| 133 | void store(integral desr, memory_order m = memory_order_seq_cst) noexcept; |
| 134 | integral load(memory_order m = memory_order_seq_cst) const volatile noexcept; |
| 135 | integral load(memory_order m = memory_order_seq_cst) const noexcept; |
| 136 | operator integral() const volatile noexcept; |
| 137 | operator integral() const noexcept; |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 138 | integral exchange(integral desr, |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 139 | memory_order m = memory_order_seq_cst) volatile noexcept; |
| 140 | integral exchange(integral desr, memory_order m = memory_order_seq_cst) noexcept; |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 141 | bool compare_exchange_weak(integral& expc, integral desr, |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 142 | memory_order s, memory_order f) volatile noexcept; |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 143 | bool compare_exchange_weak(integral& expc, integral desr, |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 144 | memory_order s, memory_order f) noexcept; |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 145 | bool compare_exchange_strong(integral& expc, integral desr, |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 146 | memory_order s, memory_order f) volatile noexcept; |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 147 | bool compare_exchange_strong(integral& expc, integral desr, |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 148 | memory_order s, memory_order f) noexcept; |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 149 | bool compare_exchange_weak(integral& expc, integral desr, |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 150 | memory_order m = memory_order_seq_cst) volatile noexcept; |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 151 | bool compare_exchange_weak(integral& expc, integral desr, |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 152 | memory_order m = memory_order_seq_cst) noexcept; |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 153 | bool compare_exchange_strong(integral& expc, integral desr, |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 154 | memory_order m = memory_order_seq_cst) volatile noexcept; |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 155 | bool compare_exchange_strong(integral& expc, integral desr, |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 156 | memory_order m = memory_order_seq_cst) noexcept; |
Howard Hinnant | 8f73c63 | 2010-09-27 21:17:38 +0000 | [diff] [blame] | 157 | |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 158 | integral |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 159 | fetch_add(integral op, memory_order m = memory_order_seq_cst) volatile noexcept; |
| 160 | integral fetch_add(integral op, memory_order m = memory_order_seq_cst) noexcept; |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 161 | integral |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 162 | fetch_sub(integral op, memory_order m = memory_order_seq_cst) volatile noexcept; |
| 163 | integral fetch_sub(integral op, memory_order m = memory_order_seq_cst) noexcept; |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 164 | integral |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 165 | fetch_and(integral op, memory_order m = memory_order_seq_cst) volatile noexcept; |
| 166 | integral fetch_and(integral op, memory_order m = memory_order_seq_cst) noexcept; |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 167 | integral |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 168 | fetch_or(integral op, memory_order m = memory_order_seq_cst) volatile noexcept; |
| 169 | integral fetch_or(integral op, memory_order m = memory_order_seq_cst) noexcept; |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 170 | integral |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 171 | fetch_xor(integral op, memory_order m = memory_order_seq_cst) volatile noexcept; |
| 172 | integral fetch_xor(integral op, memory_order m = memory_order_seq_cst) noexcept; |
Howard Hinnant | 8f73c63 | 2010-09-27 21:17:38 +0000 | [diff] [blame] | 173 | |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 174 | atomic() noexcept = default; |
| 175 | constexpr atomic(integral desr) noexcept; |
Howard Hinnant | 8f73c63 | 2010-09-27 21:17:38 +0000 | [diff] [blame] | 176 | atomic(const atomic&) = delete; |
| 177 | atomic& operator=(const atomic&) = delete; |
| 178 | atomic& operator=(const atomic&) volatile = delete; |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 179 | integral operator=(integral desr) volatile noexcept; |
| 180 | integral operator=(integral desr) noexcept; |
Howard Hinnant | 8f73c63 | 2010-09-27 21:17:38 +0000 | [diff] [blame] | 181 | |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 182 | integral operator++(int) volatile noexcept; |
| 183 | integral operator++(int) noexcept; |
| 184 | integral operator--(int) volatile noexcept; |
| 185 | integral operator--(int) noexcept; |
| 186 | integral operator++() volatile noexcept; |
| 187 | integral operator++() noexcept; |
| 188 | integral operator--() volatile noexcept; |
| 189 | integral operator--() noexcept; |
| 190 | integral operator+=(integral op) volatile noexcept; |
| 191 | integral operator+=(integral op) noexcept; |
| 192 | integral operator-=(integral op) volatile noexcept; |
| 193 | integral operator-=(integral op) noexcept; |
| 194 | integral operator&=(integral op) volatile noexcept; |
| 195 | integral operator&=(integral op) noexcept; |
| 196 | integral operator|=(integral op) volatile noexcept; |
| 197 | integral operator|=(integral op) noexcept; |
| 198 | integral operator^=(integral op) volatile noexcept; |
| 199 | integral operator^=(integral op) noexcept; |
Howard Hinnant | 8f73c63 | 2010-09-27 21:17:38 +0000 | [diff] [blame] | 200 | }; |
| 201 | |
| 202 | template <class T> |
| 203 | struct atomic<T*> |
Howard Hinnant | 8f73c63 | 2010-09-27 21:17:38 +0000 | [diff] [blame] | 204 | { |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 205 | bool is_lock_free() const volatile noexcept; |
| 206 | bool is_lock_free() const noexcept; |
| 207 | void store(T* desr, memory_order m = memory_order_seq_cst) volatile noexcept; |
| 208 | void store(T* desr, memory_order m = memory_order_seq_cst) noexcept; |
| 209 | T* load(memory_order m = memory_order_seq_cst) const volatile noexcept; |
| 210 | T* load(memory_order m = memory_order_seq_cst) const noexcept; |
| 211 | operator T*() const volatile noexcept; |
| 212 | operator T*() const noexcept; |
| 213 | T* exchange(T* desr, memory_order m = memory_order_seq_cst) volatile noexcept; |
| 214 | T* exchange(T* desr, memory_order m = memory_order_seq_cst) noexcept; |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 215 | bool compare_exchange_weak(T*& expc, T* desr, |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 216 | memory_order s, memory_order f) volatile noexcept; |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 217 | bool compare_exchange_weak(T*& expc, T* desr, |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 218 | memory_order s, memory_order f) noexcept; |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 219 | bool compare_exchange_strong(T*& expc, T* desr, |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 220 | memory_order s, memory_order f) volatile noexcept; |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 221 | bool compare_exchange_strong(T*& expc, T* desr, |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 222 | memory_order s, memory_order f) noexcept; |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 223 | bool compare_exchange_weak(T*& expc, T* desr, |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 224 | memory_order m = memory_order_seq_cst) volatile noexcept; |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 225 | bool compare_exchange_weak(T*& expc, T* desr, |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 226 | memory_order m = memory_order_seq_cst) noexcept; |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 227 | bool compare_exchange_strong(T*& expc, T* desr, |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 228 | memory_order m = memory_order_seq_cst) volatile noexcept; |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 229 | bool compare_exchange_strong(T*& expc, T* desr, |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 230 | memory_order m = memory_order_seq_cst) noexcept; |
| 231 | T* fetch_add(ptrdiff_t op, memory_order m = memory_order_seq_cst) volatile noexcept; |
| 232 | T* fetch_add(ptrdiff_t op, memory_order m = memory_order_seq_cst) noexcept; |
| 233 | T* fetch_sub(ptrdiff_t op, memory_order m = memory_order_seq_cst) volatile noexcept; |
| 234 | T* fetch_sub(ptrdiff_t op, memory_order m = memory_order_seq_cst) noexcept; |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 235 | |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 236 | atomic() noexcept = default; |
| 237 | constexpr atomic(T* desr) noexcept; |
Howard Hinnant | 8f73c63 | 2010-09-27 21:17:38 +0000 | [diff] [blame] | 238 | atomic(const atomic&) = delete; |
| 239 | atomic& operator=(const atomic&) = delete; |
| 240 | atomic& operator=(const atomic&) volatile = delete; |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 241 | |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 242 | T* operator=(T*) volatile noexcept; |
| 243 | T* operator=(T*) noexcept; |
| 244 | T* operator++(int) volatile noexcept; |
| 245 | T* operator++(int) noexcept; |
| 246 | T* operator--(int) volatile noexcept; |
| 247 | T* operator--(int) noexcept; |
| 248 | T* operator++() volatile noexcept; |
| 249 | T* operator++() noexcept; |
| 250 | T* operator--() volatile noexcept; |
| 251 | T* operator--() noexcept; |
| 252 | T* operator+=(ptrdiff_t op) volatile noexcept; |
| 253 | T* operator+=(ptrdiff_t op) noexcept; |
| 254 | T* operator-=(ptrdiff_t op) volatile noexcept; |
| 255 | T* operator-=(ptrdiff_t op) noexcept; |
Howard Hinnant | 8f73c63 | 2010-09-27 21:17:38 +0000 | [diff] [blame] | 256 | }; |
| 257 | |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 258 | |
| 259 | template <class T> |
| 260 | bool |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 261 | atomic_is_lock_free(const volatile atomic<T>* obj) noexcept; |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 262 | |
| 263 | template <class T> |
| 264 | bool |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 265 | atomic_is_lock_free(const atomic<T>* obj) noexcept; |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 266 | |
| 267 | template <class T> |
| 268 | void |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 269 | atomic_init(volatile atomic<T>* obj, T desr) noexcept; |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 270 | |
| 271 | template <class T> |
| 272 | void |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 273 | atomic_init(atomic<T>* obj, T desr) noexcept; |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 274 | |
| 275 | template <class T> |
| 276 | void |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 277 | atomic_store(volatile atomic<T>* obj, T desr) noexcept; |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 278 | |
| 279 | template <class T> |
| 280 | void |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 281 | atomic_store(atomic<T>* obj, T desr) noexcept; |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 282 | |
| 283 | template <class T> |
| 284 | void |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 285 | atomic_store_explicit(volatile atomic<T>* obj, T desr, memory_order m) noexcept; |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 286 | |
| 287 | template <class T> |
| 288 | void |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 289 | atomic_store_explicit(atomic<T>* obj, T desr, memory_order m) noexcept; |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 290 | |
| 291 | template <class T> |
| 292 | T |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 293 | atomic_load(const volatile atomic<T>* obj) noexcept; |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 294 | |
| 295 | template <class T> |
| 296 | T |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 297 | atomic_load(const atomic<T>* obj) noexcept; |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 298 | |
| 299 | template <class T> |
| 300 | T |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 301 | atomic_load_explicit(const volatile atomic<T>* obj, memory_order m) noexcept; |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 302 | |
| 303 | template <class T> |
| 304 | T |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 305 | atomic_load_explicit(const atomic<T>* obj, memory_order m) noexcept; |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 306 | |
| 307 | template <class T> |
| 308 | T |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 309 | atomic_exchange(volatile atomic<T>* obj, T desr) noexcept; |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 310 | |
| 311 | template <class T> |
| 312 | T |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 313 | atomic_exchange(atomic<T>* obj, T desr) noexcept; |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 314 | |
| 315 | template <class T> |
| 316 | T |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 317 | atomic_exchange_explicit(volatile atomic<T>* obj, T desr, memory_order m) noexcept; |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 318 | |
| 319 | template <class T> |
| 320 | T |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 321 | atomic_exchange_explicit(atomic<T>* obj, T desr, memory_order m) noexcept; |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 322 | |
| 323 | template <class T> |
| 324 | bool |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 325 | atomic_compare_exchange_weak(volatile atomic<T>* obj, T* expc, T desr) noexcept; |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 326 | |
| 327 | template <class T> |
| 328 | bool |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 329 | atomic_compare_exchange_weak(atomic<T>* obj, T* expc, T desr) noexcept; |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 330 | |
| 331 | template <class T> |
| 332 | bool |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 333 | atomic_compare_exchange_strong(volatile atomic<T>* obj, T* expc, T desr) noexcept; |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 334 | |
| 335 | template <class T> |
| 336 | bool |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 337 | atomic_compare_exchange_strong(atomic<T>* obj, T* expc, T desr) noexcept; |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 338 | |
| 339 | template <class T> |
| 340 | bool |
| 341 | atomic_compare_exchange_weak_explicit(volatile atomic<T>* obj, T* expc, |
| 342 | T desr, |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 343 | memory_order s, memory_order f) noexcept; |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 344 | |
| 345 | template <class T> |
| 346 | bool |
| 347 | atomic_compare_exchange_weak_explicit(atomic<T>* obj, T* expc, T desr, |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 348 | memory_order s, memory_order f) noexcept; |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 349 | |
| 350 | template <class T> |
| 351 | bool |
| 352 | atomic_compare_exchange_strong_explicit(volatile atomic<T>* obj, |
| 353 | T* expc, T desr, |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 354 | memory_order s, memory_order f) noexcept; |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 355 | |
| 356 | template <class T> |
| 357 | bool |
| 358 | atomic_compare_exchange_strong_explicit(atomic<T>* obj, T* expc, |
| 359 | T desr, |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 360 | memory_order s, memory_order f) noexcept; |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 361 | |
| 362 | template <class Integral> |
| 363 | Integral |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 364 | atomic_fetch_add(volatile atomic<Integral>* obj, Integral op) noexcept; |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 365 | |
| 366 | template <class Integral> |
| 367 | Integral |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 368 | atomic_fetch_add(atomic<Integral>* obj, Integral op) noexcept; |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 369 | |
| 370 | template <class Integral> |
| 371 | Integral |
| 372 | atomic_fetch_add_explicit(volatile atomic<Integral>* obj, Integral op, |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 373 | memory_order m) noexcept; |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 374 | template <class Integral> |
| 375 | Integral |
| 376 | atomic_fetch_add_explicit(atomic<Integral>* obj, Integral op, |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 377 | memory_order m) noexcept; |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 378 | template <class Integral> |
| 379 | Integral |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 380 | atomic_fetch_sub(volatile atomic<Integral>* obj, Integral op) noexcept; |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 381 | |
| 382 | template <class Integral> |
| 383 | Integral |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 384 | atomic_fetch_sub(atomic<Integral>* obj, Integral op) noexcept; |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 385 | |
| 386 | template <class Integral> |
| 387 | Integral |
| 388 | atomic_fetch_sub_explicit(volatile atomic<Integral>* obj, Integral op, |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 389 | memory_order m) noexcept; |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 390 | template <class Integral> |
| 391 | Integral |
| 392 | atomic_fetch_sub_explicit(atomic<Integral>* obj, Integral op, |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 393 | memory_order m) noexcept; |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 394 | template <class Integral> |
| 395 | Integral |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 396 | atomic_fetch_and(volatile atomic<Integral>* obj, Integral op) noexcept; |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 397 | |
| 398 | template <class Integral> |
| 399 | Integral |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 400 | atomic_fetch_and(atomic<Integral>* obj, Integral op) noexcept; |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 401 | |
| 402 | template <class Integral> |
| 403 | Integral |
| 404 | atomic_fetch_and_explicit(volatile atomic<Integral>* obj, Integral op, |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 405 | memory_order m) noexcept; |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 406 | template <class Integral> |
| 407 | Integral |
| 408 | atomic_fetch_and_explicit(atomic<Integral>* obj, Integral op, |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 409 | memory_order m) noexcept; |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 410 | template <class Integral> |
| 411 | Integral |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 412 | atomic_fetch_or(volatile atomic<Integral>* obj, Integral op) noexcept; |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 413 | |
| 414 | template <class Integral> |
| 415 | Integral |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 416 | atomic_fetch_or(atomic<Integral>* obj, Integral op) noexcept; |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 417 | |
| 418 | template <class Integral> |
| 419 | Integral |
| 420 | atomic_fetch_or_explicit(volatile atomic<Integral>* obj, Integral op, |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 421 | memory_order m) noexcept; |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 422 | template <class Integral> |
| 423 | Integral |
| 424 | atomic_fetch_or_explicit(atomic<Integral>* obj, Integral op, |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 425 | memory_order m) noexcept; |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 426 | template <class Integral> |
| 427 | Integral |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 428 | atomic_fetch_xor(volatile atomic<Integral>* obj, Integral op) noexcept; |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 429 | |
| 430 | template <class Integral> |
| 431 | Integral |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 432 | atomic_fetch_xor(atomic<Integral>* obj, Integral op) noexcept; |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 433 | |
| 434 | template <class Integral> |
| 435 | Integral |
| 436 | atomic_fetch_xor_explicit(volatile atomic<Integral>* obj, Integral op, |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 437 | memory_order m) noexcept; |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 438 | template <class Integral> |
| 439 | Integral |
| 440 | atomic_fetch_xor_explicit(atomic<Integral>* obj, Integral op, |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 441 | memory_order m) noexcept; |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 442 | |
| 443 | template <class T> |
| 444 | T* |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 445 | atomic_fetch_add(volatile atomic<T*>* obj, ptrdiff_t op) noexcept; |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 446 | |
| 447 | template <class T> |
| 448 | T* |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 449 | atomic_fetch_add(atomic<T*>* obj, ptrdiff_t op) noexcept; |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 450 | |
| 451 | template <class T> |
| 452 | T* |
| 453 | atomic_fetch_add_explicit(volatile atomic<T*>* obj, ptrdiff_t op, |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 454 | memory_order m) noexcept; |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 455 | template <class T> |
| 456 | T* |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 457 | atomic_fetch_add_explicit(atomic<T*>* obj, ptrdiff_t op, memory_order m) noexcept; |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 458 | |
| 459 | template <class T> |
| 460 | T* |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 461 | atomic_fetch_sub(volatile atomic<T*>* obj, ptrdiff_t op) noexcept; |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 462 | |
| 463 | template <class T> |
| 464 | T* |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 465 | atomic_fetch_sub(atomic<T*>* obj, ptrdiff_t op) noexcept; |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 466 | |
| 467 | template <class T> |
| 468 | T* |
| 469 | atomic_fetch_sub_explicit(volatile atomic<T*>* obj, ptrdiff_t op, |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 470 | memory_order m) noexcept; |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 471 | template <class T> |
| 472 | T* |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 473 | atomic_fetch_sub_explicit(atomic<T*>* obj, ptrdiff_t op, memory_order m) noexcept; |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 474 | |
| 475 | // Atomics for standard typedef types |
| 476 | |
Howard Hinnant | 6ae4705 | 2013-01-04 18:58:50 +0000 | [diff] [blame] | 477 | typedef atomic<bool> atomic_bool; |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 478 | typedef atomic<char> atomic_char; |
| 479 | typedef atomic<signed char> atomic_schar; |
| 480 | typedef atomic<unsigned char> atomic_uchar; |
| 481 | typedef atomic<short> atomic_short; |
| 482 | typedef atomic<unsigned short> atomic_ushort; |
| 483 | typedef atomic<int> atomic_int; |
| 484 | typedef atomic<unsigned int> atomic_uint; |
| 485 | typedef atomic<long> atomic_long; |
| 486 | typedef atomic<unsigned long> atomic_ulong; |
| 487 | typedef atomic<long long> atomic_llong; |
| 488 | typedef atomic<unsigned long long> atomic_ullong; |
| 489 | typedef atomic<char16_t> atomic_char16_t; |
| 490 | typedef atomic<char32_t> atomic_char32_t; |
| 491 | typedef atomic<wchar_t> atomic_wchar_t; |
| 492 | |
| 493 | typedef atomic<int_least8_t> atomic_int_least8_t; |
| 494 | typedef atomic<uint_least8_t> atomic_uint_least8_t; |
| 495 | typedef atomic<int_least16_t> atomic_int_least16_t; |
| 496 | typedef atomic<uint_least16_t> atomic_uint_least16_t; |
| 497 | typedef atomic<int_least32_t> atomic_int_least32_t; |
| 498 | typedef atomic<uint_least32_t> atomic_uint_least32_t; |
| 499 | typedef atomic<int_least64_t> atomic_int_least64_t; |
| 500 | typedef atomic<uint_least64_t> atomic_uint_least64_t; |
| 501 | |
| 502 | typedef atomic<int_fast8_t> atomic_int_fast8_t; |
| 503 | typedef atomic<uint_fast8_t> atomic_uint_fast8_t; |
| 504 | typedef atomic<int_fast16_t> atomic_int_fast16_t; |
| 505 | typedef atomic<uint_fast16_t> atomic_uint_fast16_t; |
| 506 | typedef atomic<int_fast32_t> atomic_int_fast32_t; |
| 507 | typedef atomic<uint_fast32_t> atomic_uint_fast32_t; |
| 508 | typedef atomic<int_fast64_t> atomic_int_fast64_t; |
| 509 | typedef atomic<uint_fast64_t> atomic_uint_fast64_t; |
| 510 | |
| 511 | typedef atomic<intptr_t> atomic_intptr_t; |
| 512 | typedef atomic<uintptr_t> atomic_uintptr_t; |
| 513 | typedef atomic<size_t> atomic_size_t; |
| 514 | typedef atomic<ptrdiff_t> atomic_ptrdiff_t; |
| 515 | typedef atomic<intmax_t> atomic_intmax_t; |
| 516 | typedef atomic<uintmax_t> atomic_uintmax_t; |
| 517 | |
Howard Hinnant | 8f73c63 | 2010-09-27 21:17:38 +0000 | [diff] [blame] | 518 | // fences |
| 519 | |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 520 | void atomic_thread_fence(memory_order m) noexcept; |
| 521 | void atomic_signal_fence(memory_order m) noexcept; |
Howard Hinnant | 8f73c63 | 2010-09-27 21:17:38 +0000 | [diff] [blame] | 522 | |
| 523 | } // std |
| 524 | |
| 525 | */ |
| 526 | |
| 527 | #include <__config> |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 528 | #include <cstddef> |
| 529 | #include <cstdint> |
| 530 | #include <type_traits> |
Howard Hinnant | 8f73c63 | 2010-09-27 21:17:38 +0000 | [diff] [blame] | 531 | |
Howard Hinnant | 08e1747 | 2011-10-17 20:05:10 +0000 | [diff] [blame] | 532 | #if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER) |
Howard Hinnant | 8f73c63 | 2010-09-27 21:17:38 +0000 | [diff] [blame] | 533 | #pragma GCC system_header |
Howard Hinnant | 08e1747 | 2011-10-17 20:05:10 +0000 | [diff] [blame] | 534 | #endif |
Howard Hinnant | 8f73c63 | 2010-09-27 21:17:38 +0000 | [diff] [blame] | 535 | |
Jonathan Roelofs | 8d86b2e | 2014-09-05 19:45:05 +0000 | [diff] [blame] | 536 | #ifdef _LIBCPP_HAS_NO_THREADS |
| 537 | #error <atomic> is not supported on this single threaded system |
Dan Albert | 1d4a1ed | 2016-05-25 22:36:09 -0700 | [diff] [blame^] | 538 | #else // !_LIBCPP_HAS_NO_THREADS |
JF Bastien | 08511cd | 2016-03-25 15:48:21 +0000 | [diff] [blame] | 539 | |
Howard Hinnant | 8f73c63 | 2010-09-27 21:17:38 +0000 | [diff] [blame] | 540 | _LIBCPP_BEGIN_NAMESPACE_STD |
| 541 | |
Dan Albert | 1d4a1ed | 2016-05-25 22:36:09 -0700 | [diff] [blame^] | 542 | #if !__has_feature(cxx_atomic) && _GNUC_VER < 407 |
| 543 | #error <atomic> is not implemented |
| 544 | #else |
| 545 | |
Howard Hinnant | d1176e2 | 2010-09-28 17:13:38 +0000 | [diff] [blame] | 546 | typedef enum memory_order |
| 547 | { |
| 548 | memory_order_relaxed, memory_order_consume, memory_order_acquire, |
| 549 | memory_order_release, memory_order_acq_rel, memory_order_seq_cst |
| 550 | } memory_order; |
| 551 | |
Dan Albert | 1d4a1ed | 2016-05-25 22:36:09 -0700 | [diff] [blame^] | 552 | #if _GNUC_VER >= 407 |
Dan Albert | e8b4232 | 2014-08-09 23:51:51 +0000 | [diff] [blame] | 553 | namespace __gcc_atomic { |
Marshall Clow | e422021 | 2015-01-11 06:15:59 +0000 | [diff] [blame] | 554 | template <typename _Tp> |
Dan Albert | e8b4232 | 2014-08-09 23:51:51 +0000 | [diff] [blame] | 555 | struct __gcc_atomic_t { |
Dan Albert | 1d4a1ed | 2016-05-25 22:36:09 -0700 | [diff] [blame^] | 556 | __gcc_atomic_t() _NOEXCEPT {} |
Eric Fiselier | 26edd80 | 2015-07-14 17:50:27 +0000 | [diff] [blame] | 557 | _LIBCPP_CONSTEXPR explicit __gcc_atomic_t(_Tp value) _NOEXCEPT |
| 558 | : __a_value(value) {} |
Marshall Clow | e422021 | 2015-01-11 06:15:59 +0000 | [diff] [blame] | 559 | _Tp __a_value; |
Dan Albert | e8b4232 | 2014-08-09 23:51:51 +0000 | [diff] [blame] | 560 | }; |
| 561 | #define _Atomic(x) __gcc_atomic::__gcc_atomic_t<x> |
| 562 | |
Marshall Clow | e422021 | 2015-01-11 06:15:59 +0000 | [diff] [blame] | 563 | template <typename _Tp> _Tp __create(); |
Dan Albert | e8b4232 | 2014-08-09 23:51:51 +0000 | [diff] [blame] | 564 | |
Marshall Clow | e422021 | 2015-01-11 06:15:59 +0000 | [diff] [blame] | 565 | template <typename _Tp, typename _Td> |
| 566 | typename enable_if<sizeof(_Tp()->__a_value = __create<_Td>()), char>::type |
Dan Albert | e8b4232 | 2014-08-09 23:51:51 +0000 | [diff] [blame] | 567 | __test_atomic_assignable(int); |
Marshall Clow | e422021 | 2015-01-11 06:15:59 +0000 | [diff] [blame] | 568 | template <typename _Tp, typename _Up> |
Dan Albert | e8b4232 | 2014-08-09 23:51:51 +0000 | [diff] [blame] | 569 | __two __test_atomic_assignable(...); |
| 570 | |
Marshall Clow | e422021 | 2015-01-11 06:15:59 +0000 | [diff] [blame] | 571 | template <typename _Tp, typename _Td> |
Dan Albert | e8b4232 | 2014-08-09 23:51:51 +0000 | [diff] [blame] | 572 | struct __can_assign { |
| 573 | static const bool value = |
Marshall Clow | e422021 | 2015-01-11 06:15:59 +0000 | [diff] [blame] | 574 | sizeof(__test_atomic_assignable<_Tp, _Td>(1)) == sizeof(char); |
Dan Albert | e8b4232 | 2014-08-09 23:51:51 +0000 | [diff] [blame] | 575 | }; |
| 576 | |
Dan Albert | 1d4a1ed | 2016-05-25 22:36:09 -0700 | [diff] [blame^] | 577 | static inline constexpr int __to_gcc_order(memory_order __order) { |
Dan Albert | e8b4232 | 2014-08-09 23:51:51 +0000 | [diff] [blame] | 578 | // Avoid switch statement to make this a constexpr. |
| 579 | return __order == memory_order_relaxed ? __ATOMIC_RELAXED: |
| 580 | (__order == memory_order_acquire ? __ATOMIC_ACQUIRE: |
| 581 | (__order == memory_order_release ? __ATOMIC_RELEASE: |
| 582 | (__order == memory_order_seq_cst ? __ATOMIC_SEQ_CST: |
| 583 | (__order == memory_order_acq_rel ? __ATOMIC_ACQ_REL: |
| 584 | __ATOMIC_CONSUME)))); |
| 585 | } |
| 586 | |
Dan Albert | 1d4a1ed | 2016-05-25 22:36:09 -0700 | [diff] [blame^] | 587 | static inline constexpr int __to_gcc_failure_order(memory_order __order) { |
Dan Albert | c101738 | 2015-01-06 18:39:37 +0000 | [diff] [blame] | 588 | // Avoid switch statement to make this a constexpr. |
| 589 | return __order == memory_order_relaxed ? __ATOMIC_RELAXED: |
| 590 | (__order == memory_order_acquire ? __ATOMIC_ACQUIRE: |
| 591 | (__order == memory_order_release ? __ATOMIC_RELAXED: |
| 592 | (__order == memory_order_seq_cst ? __ATOMIC_SEQ_CST: |
| 593 | (__order == memory_order_acq_rel ? __ATOMIC_ACQUIRE: |
| 594 | __ATOMIC_CONSUME)))); |
| 595 | } |
| 596 | |
Dan Albert | e8b4232 | 2014-08-09 23:51:51 +0000 | [diff] [blame] | 597 | } // namespace __gcc_atomic |
| 598 | |
| 599 | template <typename _Tp> |
| 600 | static inline |
| 601 | typename enable_if< |
| 602 | __gcc_atomic::__can_assign<volatile _Atomic(_Tp)*, _Tp>::value>::type |
| 603 | __c11_atomic_init(volatile _Atomic(_Tp)* __a, _Tp __val) { |
| 604 | __a->__a_value = __val; |
| 605 | } |
| 606 | |
| 607 | template <typename _Tp> |
| 608 | static inline |
| 609 | typename enable_if< |
| 610 | !__gcc_atomic::__can_assign<volatile _Atomic(_Tp)*, _Tp>::value && |
| 611 | __gcc_atomic::__can_assign< _Atomic(_Tp)*, _Tp>::value>::type |
| 612 | __c11_atomic_init(volatile _Atomic(_Tp)* __a, _Tp __val) { |
| 613 | // [atomics.types.generic]p1 guarantees _Tp is trivially copyable. Because |
| 614 | // the default operator= in an object is not volatile, a byte-by-byte copy |
| 615 | // is required. |
| 616 | volatile char* to = reinterpret_cast<volatile char*>(&__a->__a_value); |
| 617 | volatile char* end = to + sizeof(_Tp); |
| 618 | char* from = reinterpret_cast<char*>(&__val); |
| 619 | while (to != end) { |
| 620 | *to++ = *from++; |
| 621 | } |
| 622 | } |
| 623 | |
| 624 | template <typename _Tp> |
| 625 | static inline void __c11_atomic_init(_Atomic(_Tp)* __a, _Tp __val) { |
| 626 | __a->__a_value = __val; |
| 627 | } |
| 628 | |
| 629 | static inline void __c11_atomic_thread_fence(memory_order __order) { |
| 630 | __atomic_thread_fence(__gcc_atomic::__to_gcc_order(__order)); |
| 631 | } |
| 632 | |
| 633 | static inline void __c11_atomic_signal_fence(memory_order __order) { |
| 634 | __atomic_signal_fence(__gcc_atomic::__to_gcc_order(__order)); |
| 635 | } |
| 636 | |
Dan Albert | e8b4232 | 2014-08-09 23:51:51 +0000 | [diff] [blame] | 637 | template <typename _Tp> |
| 638 | static inline void __c11_atomic_store(volatile _Atomic(_Tp)* __a, _Tp __val, |
| 639 | memory_order __order) { |
| 640 | return __atomic_store(&__a->__a_value, &__val, |
| 641 | __gcc_atomic::__to_gcc_order(__order)); |
| 642 | } |
| 643 | |
| 644 | template <typename _Tp> |
| 645 | static inline void __c11_atomic_store(_Atomic(_Tp)* __a, _Tp __val, |
| 646 | memory_order __order) { |
Dan Albert | c101738 | 2015-01-06 18:39:37 +0000 | [diff] [blame] | 647 | __atomic_store(&__a->__a_value, &__val, |
| 648 | __gcc_atomic::__to_gcc_order(__order)); |
Dan Albert | e8b4232 | 2014-08-09 23:51:51 +0000 | [diff] [blame] | 649 | } |
| 650 | |
| 651 | template <typename _Tp> |
| 652 | static inline _Tp __c11_atomic_load(volatile _Atomic(_Tp)* __a, |
| 653 | memory_order __order) { |
| 654 | _Tp __ret; |
| 655 | __atomic_load(&__a->__a_value, &__ret, |
| 656 | __gcc_atomic::__to_gcc_order(__order)); |
| 657 | return __ret; |
| 658 | } |
| 659 | |
| 660 | template <typename _Tp> |
| 661 | static inline _Tp __c11_atomic_load(_Atomic(_Tp)* __a, memory_order __order) { |
| 662 | _Tp __ret; |
| 663 | __atomic_load(&__a->__a_value, &__ret, |
| 664 | __gcc_atomic::__to_gcc_order(__order)); |
| 665 | return __ret; |
| 666 | } |
| 667 | |
| 668 | template <typename _Tp> |
| 669 | static inline _Tp __c11_atomic_exchange(volatile _Atomic(_Tp)* __a, |
| 670 | _Tp __value, memory_order __order) { |
| 671 | _Tp __ret; |
| 672 | __atomic_exchange(&__a->__a_value, &__value, &__ret, |
| 673 | __gcc_atomic::__to_gcc_order(__order)); |
| 674 | return __ret; |
| 675 | } |
| 676 | |
| 677 | template <typename _Tp> |
| 678 | static inline _Tp __c11_atomic_exchange(_Atomic(_Tp)* __a, _Tp __value, |
| 679 | memory_order __order) { |
| 680 | _Tp __ret; |
| 681 | __atomic_exchange(&__a->__a_value, &__value, &__ret, |
| 682 | __gcc_atomic::__to_gcc_order(__order)); |
| 683 | return __ret; |
| 684 | } |
| 685 | |
| 686 | template <typename _Tp> |
| 687 | static inline bool __c11_atomic_compare_exchange_strong( |
| 688 | volatile _Atomic(_Tp)* __a, _Tp* __expected, _Tp __value, |
| 689 | memory_order __success, memory_order __failure) { |
| 690 | return __atomic_compare_exchange(&__a->__a_value, __expected, &__value, |
| 691 | false, |
| 692 | __gcc_atomic::__to_gcc_order(__success), |
Dan Albert | c101738 | 2015-01-06 18:39:37 +0000 | [diff] [blame] | 693 | __gcc_atomic::__to_gcc_failure_order(__failure)); |
Dan Albert | e8b4232 | 2014-08-09 23:51:51 +0000 | [diff] [blame] | 694 | } |
| 695 | |
| 696 | template <typename _Tp> |
| 697 | static inline bool __c11_atomic_compare_exchange_strong( |
| 698 | _Atomic(_Tp)* __a, _Tp* __expected, _Tp __value, memory_order __success, |
| 699 | memory_order __failure) { |
| 700 | return __atomic_compare_exchange(&__a->__a_value, __expected, &__value, |
| 701 | false, |
| 702 | __gcc_atomic::__to_gcc_order(__success), |
Dan Albert | c101738 | 2015-01-06 18:39:37 +0000 | [diff] [blame] | 703 | __gcc_atomic::__to_gcc_failure_order(__failure)); |
Dan Albert | e8b4232 | 2014-08-09 23:51:51 +0000 | [diff] [blame] | 704 | } |
| 705 | |
| 706 | template <typename _Tp> |
| 707 | static inline bool __c11_atomic_compare_exchange_weak( |
| 708 | volatile _Atomic(_Tp)* __a, _Tp* __expected, _Tp __value, |
| 709 | memory_order __success, memory_order __failure) { |
| 710 | return __atomic_compare_exchange(&__a->__a_value, __expected, &__value, |
| 711 | true, |
| 712 | __gcc_atomic::__to_gcc_order(__success), |
Dan Albert | c101738 | 2015-01-06 18:39:37 +0000 | [diff] [blame] | 713 | __gcc_atomic::__to_gcc_failure_order(__failure)); |
Dan Albert | e8b4232 | 2014-08-09 23:51:51 +0000 | [diff] [blame] | 714 | } |
| 715 | |
| 716 | template <typename _Tp> |
| 717 | static inline bool __c11_atomic_compare_exchange_weak( |
| 718 | _Atomic(_Tp)* __a, _Tp* __expected, _Tp __value, memory_order __success, |
| 719 | memory_order __failure) { |
| 720 | return __atomic_compare_exchange(&__a->__a_value, __expected, &__value, |
| 721 | true, |
| 722 | __gcc_atomic::__to_gcc_order(__success), |
Dan Albert | c101738 | 2015-01-06 18:39:37 +0000 | [diff] [blame] | 723 | __gcc_atomic::__to_gcc_failure_order(__failure)); |
Dan Albert | e8b4232 | 2014-08-09 23:51:51 +0000 | [diff] [blame] | 724 | } |
| 725 | |
| 726 | template <typename _Tp> |
| 727 | struct __skip_amt { enum {value = 1}; }; |
| 728 | |
| 729 | template <typename _Tp> |
| 730 | struct __skip_amt<_Tp*> { enum {value = sizeof(_Tp)}; }; |
| 731 | |
| 732 | // FIXME: Haven't figured out what the spec says about using arrays with |
| 733 | // atomic_fetch_add. Force a failure rather than creating bad behavior. |
| 734 | template <typename _Tp> |
| 735 | struct __skip_amt<_Tp[]> { }; |
| 736 | template <typename _Tp, int n> |
| 737 | struct __skip_amt<_Tp[n]> { }; |
| 738 | |
| 739 | template <typename _Tp, typename _Td> |
| 740 | static inline _Tp __c11_atomic_fetch_add(volatile _Atomic(_Tp)* __a, |
| 741 | _Td __delta, memory_order __order) { |
| 742 | return __atomic_fetch_add(&__a->__a_value, __delta * __skip_amt<_Tp>::value, |
| 743 | __gcc_atomic::__to_gcc_order(__order)); |
| 744 | } |
| 745 | |
| 746 | template <typename _Tp, typename _Td> |
| 747 | static inline _Tp __c11_atomic_fetch_add(_Atomic(_Tp)* __a, _Td __delta, |
| 748 | memory_order __order) { |
| 749 | return __atomic_fetch_add(&__a->__a_value, __delta * __skip_amt<_Tp>::value, |
| 750 | __gcc_atomic::__to_gcc_order(__order)); |
| 751 | } |
| 752 | |
| 753 | template <typename _Tp, typename _Td> |
| 754 | static inline _Tp __c11_atomic_fetch_sub(volatile _Atomic(_Tp)* __a, |
| 755 | _Td __delta, memory_order __order) { |
| 756 | return __atomic_fetch_sub(&__a->__a_value, __delta * __skip_amt<_Tp>::value, |
| 757 | __gcc_atomic::__to_gcc_order(__order)); |
| 758 | } |
| 759 | |
| 760 | template <typename _Tp, typename _Td> |
| 761 | static inline _Tp __c11_atomic_fetch_sub(_Atomic(_Tp)* __a, _Td __delta, |
| 762 | memory_order __order) { |
| 763 | return __atomic_fetch_sub(&__a->__a_value, __delta * __skip_amt<_Tp>::value, |
| 764 | __gcc_atomic::__to_gcc_order(__order)); |
| 765 | } |
| 766 | |
| 767 | template <typename _Tp> |
| 768 | static inline _Tp __c11_atomic_fetch_and(volatile _Atomic(_Tp)* __a, |
| 769 | _Tp __pattern, memory_order __order) { |
| 770 | return __atomic_fetch_and(&__a->__a_value, __pattern, |
| 771 | __gcc_atomic::__to_gcc_order(__order)); |
| 772 | } |
| 773 | |
| 774 | template <typename _Tp> |
| 775 | static inline _Tp __c11_atomic_fetch_and(_Atomic(_Tp)* __a, |
| 776 | _Tp __pattern, memory_order __order) { |
| 777 | return __atomic_fetch_and(&__a->__a_value, __pattern, |
| 778 | __gcc_atomic::__to_gcc_order(__order)); |
| 779 | } |
| 780 | |
| 781 | template <typename _Tp> |
| 782 | static inline _Tp __c11_atomic_fetch_or(volatile _Atomic(_Tp)* __a, |
| 783 | _Tp __pattern, memory_order __order) { |
| 784 | return __atomic_fetch_or(&__a->__a_value, __pattern, |
| 785 | __gcc_atomic::__to_gcc_order(__order)); |
| 786 | } |
| 787 | |
| 788 | template <typename _Tp> |
| 789 | static inline _Tp __c11_atomic_fetch_or(_Atomic(_Tp)* __a, _Tp __pattern, |
| 790 | memory_order __order) { |
| 791 | return __atomic_fetch_or(&__a->__a_value, __pattern, |
| 792 | __gcc_atomic::__to_gcc_order(__order)); |
| 793 | } |
| 794 | |
| 795 | template <typename _Tp> |
| 796 | static inline _Tp __c11_atomic_fetch_xor(volatile _Atomic(_Tp)* __a, |
| 797 | _Tp __pattern, memory_order __order) { |
| 798 | return __atomic_fetch_xor(&__a->__a_value, __pattern, |
| 799 | __gcc_atomic::__to_gcc_order(__order)); |
| 800 | } |
| 801 | |
| 802 | template <typename _Tp> |
| 803 | static inline _Tp __c11_atomic_fetch_xor(_Atomic(_Tp)* __a, _Tp __pattern, |
| 804 | memory_order __order) { |
| 805 | return __atomic_fetch_xor(&__a->__a_value, __pattern, |
| 806 | __gcc_atomic::__to_gcc_order(__order)); |
| 807 | } |
Dan Albert | 1d4a1ed | 2016-05-25 22:36:09 -0700 | [diff] [blame^] | 808 | #endif // _GNUC_VER >= 407 |
Dan Albert | e8b4232 | 2014-08-09 23:51:51 +0000 | [diff] [blame] | 809 | |
Howard Hinnant | d1176e2 | 2010-09-28 17:13:38 +0000 | [diff] [blame] | 810 | template <class _Tp> |
| 811 | inline _LIBCPP_INLINE_VISIBILITY |
| 812 | _Tp |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 813 | kill_dependency(_Tp __y) _NOEXCEPT |
Howard Hinnant | d1176e2 | 2010-09-28 17:13:38 +0000 | [diff] [blame] | 814 | { |
| 815 | return __y; |
| 816 | } |
Howard Hinnant | 8f73c63 | 2010-09-27 21:17:38 +0000 | [diff] [blame] | 817 | |
Howard Hinnant | 91e2f26 | 2010-12-07 20:46:14 +0000 | [diff] [blame] | 818 | // general atomic<T> |
| 819 | |
| 820 | template <class _Tp, bool = is_integral<_Tp>::value && !is_same<_Tp, bool>::value> |
| 821 | struct __atomic_base // false |
| 822 | { |
Howard Hinnant | 7eb9f1e | 2012-09-16 20:33:09 +0000 | [diff] [blame] | 823 | mutable _Atomic(_Tp) __a_; |
Howard Hinnant | 91e2f26 | 2010-12-07 20:46:14 +0000 | [diff] [blame] | 824 | |
| 825 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 826 | bool is_lock_free() const volatile _NOEXCEPT |
Eric Fiselier | 7726a34 | 2015-06-13 00:23:07 +0000 | [diff] [blame] | 827 | { |
Dan Albert | 1d4a1ed | 2016-05-25 22:36:09 -0700 | [diff] [blame^] | 828 | #if __has_feature(cxx_atomic) |
Eric Fiselier | 7726a34 | 2015-06-13 00:23:07 +0000 | [diff] [blame] | 829 | return __c11_atomic_is_lock_free(sizeof(_Tp)); |
| 830 | #else |
| 831 | return __atomic_is_lock_free(sizeof(_Tp), 0); |
| 832 | #endif |
| 833 | } |
Howard Hinnant | 91e2f26 | 2010-12-07 20:46:14 +0000 | [diff] [blame] | 834 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 835 | bool is_lock_free() const _NOEXCEPT |
Eric Fiselier | 7726a34 | 2015-06-13 00:23:07 +0000 | [diff] [blame] | 836 | {return static_cast<__atomic_base const volatile*>(this)->is_lock_free();} |
Howard Hinnant | 91e2f26 | 2010-12-07 20:46:14 +0000 | [diff] [blame] | 837 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 838 | void store(_Tp __d, memory_order __m = memory_order_seq_cst) volatile _NOEXCEPT |
Richard Smith | 6186c7f | 2012-04-11 18:55:46 +0000 | [diff] [blame] | 839 | {__c11_atomic_store(&__a_, __d, __m);} |
Howard Hinnant | 91e2f26 | 2010-12-07 20:46:14 +0000 | [diff] [blame] | 840 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 841 | void store(_Tp __d, memory_order __m = memory_order_seq_cst) _NOEXCEPT |
Richard Smith | 6186c7f | 2012-04-11 18:55:46 +0000 | [diff] [blame] | 842 | {__c11_atomic_store(&__a_, __d, __m);} |
Howard Hinnant | 91e2f26 | 2010-12-07 20:46:14 +0000 | [diff] [blame] | 843 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 844 | _Tp load(memory_order __m = memory_order_seq_cst) const volatile _NOEXCEPT |
Richard Smith | 6186c7f | 2012-04-11 18:55:46 +0000 | [diff] [blame] | 845 | {return __c11_atomic_load(&__a_, __m);} |
Howard Hinnant | 91e2f26 | 2010-12-07 20:46:14 +0000 | [diff] [blame] | 846 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 847 | _Tp load(memory_order __m = memory_order_seq_cst) const _NOEXCEPT |
Richard Smith | 6186c7f | 2012-04-11 18:55:46 +0000 | [diff] [blame] | 848 | {return __c11_atomic_load(&__a_, __m);} |
Howard Hinnant | 91e2f26 | 2010-12-07 20:46:14 +0000 | [diff] [blame] | 849 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 850 | operator _Tp() const volatile _NOEXCEPT {return load();} |
Howard Hinnant | 91e2f26 | 2010-12-07 20:46:14 +0000 | [diff] [blame] | 851 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 852 | operator _Tp() const _NOEXCEPT {return load();} |
Howard Hinnant | 91e2f26 | 2010-12-07 20:46:14 +0000 | [diff] [blame] | 853 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 854 | _Tp exchange(_Tp __d, memory_order __m = memory_order_seq_cst) volatile _NOEXCEPT |
Richard Smith | 6186c7f | 2012-04-11 18:55:46 +0000 | [diff] [blame] | 855 | {return __c11_atomic_exchange(&__a_, __d, __m);} |
Howard Hinnant | 91e2f26 | 2010-12-07 20:46:14 +0000 | [diff] [blame] | 856 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 857 | _Tp exchange(_Tp __d, memory_order __m = memory_order_seq_cst) _NOEXCEPT |
Richard Smith | 6186c7f | 2012-04-11 18:55:46 +0000 | [diff] [blame] | 858 | {return __c11_atomic_exchange(&__a_, __d, __m);} |
Howard Hinnant | 91e2f26 | 2010-12-07 20:46:14 +0000 | [diff] [blame] | 859 | _LIBCPP_INLINE_VISIBILITY |
| 860 | bool compare_exchange_weak(_Tp& __e, _Tp __d, |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 861 | memory_order __s, memory_order __f) volatile _NOEXCEPT |
Richard Smith | 6186c7f | 2012-04-11 18:55:46 +0000 | [diff] [blame] | 862 | {return __c11_atomic_compare_exchange_weak(&__a_, &__e, __d, __s, __f);} |
Howard Hinnant | 91e2f26 | 2010-12-07 20:46:14 +0000 | [diff] [blame] | 863 | _LIBCPP_INLINE_VISIBILITY |
| 864 | bool compare_exchange_weak(_Tp& __e, _Tp __d, |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 865 | memory_order __s, memory_order __f) _NOEXCEPT |
Richard Smith | 6186c7f | 2012-04-11 18:55:46 +0000 | [diff] [blame] | 866 | {return __c11_atomic_compare_exchange_weak(&__a_, &__e, __d, __s, __f);} |
Howard Hinnant | 91e2f26 | 2010-12-07 20:46:14 +0000 | [diff] [blame] | 867 | _LIBCPP_INLINE_VISIBILITY |
| 868 | bool compare_exchange_strong(_Tp& __e, _Tp __d, |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 869 | memory_order __s, memory_order __f) volatile _NOEXCEPT |
Richard Smith | 6186c7f | 2012-04-11 18:55:46 +0000 | [diff] [blame] | 870 | {return __c11_atomic_compare_exchange_strong(&__a_, &__e, __d, __s, __f);} |
Howard Hinnant | 91e2f26 | 2010-12-07 20:46:14 +0000 | [diff] [blame] | 871 | _LIBCPP_INLINE_VISIBILITY |
| 872 | bool compare_exchange_strong(_Tp& __e, _Tp __d, |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 873 | memory_order __s, memory_order __f) _NOEXCEPT |
Richard Smith | 6186c7f | 2012-04-11 18:55:46 +0000 | [diff] [blame] | 874 | {return __c11_atomic_compare_exchange_strong(&__a_, &__e, __d, __s, __f);} |
Howard Hinnant | 91e2f26 | 2010-12-07 20:46:14 +0000 | [diff] [blame] | 875 | _LIBCPP_INLINE_VISIBILITY |
| 876 | bool compare_exchange_weak(_Tp& __e, _Tp __d, |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 877 | memory_order __m = memory_order_seq_cst) volatile _NOEXCEPT |
Richard Smith | 6186c7f | 2012-04-11 18:55:46 +0000 | [diff] [blame] | 878 | {return __c11_atomic_compare_exchange_weak(&__a_, &__e, __d, __m, __m);} |
Howard Hinnant | 91e2f26 | 2010-12-07 20:46:14 +0000 | [diff] [blame] | 879 | _LIBCPP_INLINE_VISIBILITY |
| 880 | bool compare_exchange_weak(_Tp& __e, _Tp __d, |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 881 | memory_order __m = memory_order_seq_cst) _NOEXCEPT |
Richard Smith | 6186c7f | 2012-04-11 18:55:46 +0000 | [diff] [blame] | 882 | {return __c11_atomic_compare_exchange_weak(&__a_, &__e, __d, __m, __m);} |
Howard Hinnant | 91e2f26 | 2010-12-07 20:46:14 +0000 | [diff] [blame] | 883 | _LIBCPP_INLINE_VISIBILITY |
| 884 | bool compare_exchange_strong(_Tp& __e, _Tp __d, |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 885 | memory_order __m = memory_order_seq_cst) volatile _NOEXCEPT |
Richard Smith | 6186c7f | 2012-04-11 18:55:46 +0000 | [diff] [blame] | 886 | {return __c11_atomic_compare_exchange_strong(&__a_, &__e, __d, __m, __m);} |
Howard Hinnant | 91e2f26 | 2010-12-07 20:46:14 +0000 | [diff] [blame] | 887 | _LIBCPP_INLINE_VISIBILITY |
| 888 | bool compare_exchange_strong(_Tp& __e, _Tp __d, |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 889 | memory_order __m = memory_order_seq_cst) _NOEXCEPT |
Richard Smith | 6186c7f | 2012-04-11 18:55:46 +0000 | [diff] [blame] | 890 | {return __c11_atomic_compare_exchange_strong(&__a_, &__e, __d, __m, __m);} |
Howard Hinnant | 91e2f26 | 2010-12-07 20:46:14 +0000 | [diff] [blame] | 891 | |
| 892 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | 74f4da7 | 2013-05-02 20:18:43 +0000 | [diff] [blame] | 893 | #ifndef _LIBCPP_HAS_NO_DEFAULTED_FUNCTIONS |
| 894 | __atomic_base() _NOEXCEPT = default; |
| 895 | #else |
| 896 | __atomic_base() _NOEXCEPT : __a_() {} |
| 897 | #endif // _LIBCPP_HAS_NO_DEFAULTED_FUNCTIONS |
| 898 | |
Howard Hinnant | 91e2f26 | 2010-12-07 20:46:14 +0000 | [diff] [blame] | 899 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 900 | _LIBCPP_CONSTEXPR __atomic_base(_Tp __d) _NOEXCEPT : __a_(__d) {} |
Howard Hinnant | 770d1c4 | 2010-12-08 17:20:28 +0000 | [diff] [blame] | 901 | #ifndef _LIBCPP_HAS_NO_DELETED_FUNCTIONS |
Howard Hinnant | 91e2f26 | 2010-12-07 20:46:14 +0000 | [diff] [blame] | 902 | __atomic_base(const __atomic_base&) = delete; |
| 903 | __atomic_base& operator=(const __atomic_base&) = delete; |
| 904 | __atomic_base& operator=(const __atomic_base&) volatile = delete; |
Howard Hinnant | 770d1c4 | 2010-12-08 17:20:28 +0000 | [diff] [blame] | 905 | #else // _LIBCPP_HAS_NO_DELETED_FUNCTIONS |
| 906 | private: |
| 907 | __atomic_base(const __atomic_base&); |
| 908 | __atomic_base& operator=(const __atomic_base&); |
| 909 | __atomic_base& operator=(const __atomic_base&) volatile; |
| 910 | #endif // _LIBCPP_HAS_NO_DELETED_FUNCTIONS |
Howard Hinnant | 91e2f26 | 2010-12-07 20:46:14 +0000 | [diff] [blame] | 911 | }; |
| 912 | |
| 913 | // atomic<Integral> |
| 914 | |
| 915 | template <class _Tp> |
| 916 | struct __atomic_base<_Tp, true> |
| 917 | : public __atomic_base<_Tp, false> |
| 918 | { |
| 919 | typedef __atomic_base<_Tp, false> __base; |
| 920 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | 74f4da7 | 2013-05-02 20:18:43 +0000 | [diff] [blame] | 921 | __atomic_base() _NOEXCEPT _LIBCPP_DEFAULT |
Howard Hinnant | 91e2f26 | 2010-12-07 20:46:14 +0000 | [diff] [blame] | 922 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 923 | _LIBCPP_CONSTEXPR __atomic_base(_Tp __d) _NOEXCEPT : __base(__d) {} |
Howard Hinnant | 91e2f26 | 2010-12-07 20:46:14 +0000 | [diff] [blame] | 924 | |
| 925 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 926 | _Tp fetch_add(_Tp __op, memory_order __m = memory_order_seq_cst) volatile _NOEXCEPT |
Richard Smith | 6186c7f | 2012-04-11 18:55:46 +0000 | [diff] [blame] | 927 | {return __c11_atomic_fetch_add(&this->__a_, __op, __m);} |
Howard Hinnant | 91e2f26 | 2010-12-07 20:46:14 +0000 | [diff] [blame] | 928 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 929 | _Tp fetch_add(_Tp __op, memory_order __m = memory_order_seq_cst) _NOEXCEPT |
Richard Smith | 6186c7f | 2012-04-11 18:55:46 +0000 | [diff] [blame] | 930 | {return __c11_atomic_fetch_add(&this->__a_, __op, __m);} |
Howard Hinnant | 91e2f26 | 2010-12-07 20:46:14 +0000 | [diff] [blame] | 931 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 932 | _Tp fetch_sub(_Tp __op, memory_order __m = memory_order_seq_cst) volatile _NOEXCEPT |
Richard Smith | 6186c7f | 2012-04-11 18:55:46 +0000 | [diff] [blame] | 933 | {return __c11_atomic_fetch_sub(&this->__a_, __op, __m);} |
Howard Hinnant | 91e2f26 | 2010-12-07 20:46:14 +0000 | [diff] [blame] | 934 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 935 | _Tp fetch_sub(_Tp __op, memory_order __m = memory_order_seq_cst) _NOEXCEPT |
Richard Smith | 6186c7f | 2012-04-11 18:55:46 +0000 | [diff] [blame] | 936 | {return __c11_atomic_fetch_sub(&this->__a_, __op, __m);} |
Howard Hinnant | 91e2f26 | 2010-12-07 20:46:14 +0000 | [diff] [blame] | 937 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 938 | _Tp fetch_and(_Tp __op, memory_order __m = memory_order_seq_cst) volatile _NOEXCEPT |
Richard Smith | 6186c7f | 2012-04-11 18:55:46 +0000 | [diff] [blame] | 939 | {return __c11_atomic_fetch_and(&this->__a_, __op, __m);} |
Howard Hinnant | 91e2f26 | 2010-12-07 20:46:14 +0000 | [diff] [blame] | 940 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 941 | _Tp fetch_and(_Tp __op, memory_order __m = memory_order_seq_cst) _NOEXCEPT |
Richard Smith | 6186c7f | 2012-04-11 18:55:46 +0000 | [diff] [blame] | 942 | {return __c11_atomic_fetch_and(&this->__a_, __op, __m);} |
Howard Hinnant | 91e2f26 | 2010-12-07 20:46:14 +0000 | [diff] [blame] | 943 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 944 | _Tp fetch_or(_Tp __op, memory_order __m = memory_order_seq_cst) volatile _NOEXCEPT |
Richard Smith | 6186c7f | 2012-04-11 18:55:46 +0000 | [diff] [blame] | 945 | {return __c11_atomic_fetch_or(&this->__a_, __op, __m);} |
Howard Hinnant | 91e2f26 | 2010-12-07 20:46:14 +0000 | [diff] [blame] | 946 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 947 | _Tp fetch_or(_Tp __op, memory_order __m = memory_order_seq_cst) _NOEXCEPT |
Richard Smith | 6186c7f | 2012-04-11 18:55:46 +0000 | [diff] [blame] | 948 | {return __c11_atomic_fetch_or(&this->__a_, __op, __m);} |
Howard Hinnant | 91e2f26 | 2010-12-07 20:46:14 +0000 | [diff] [blame] | 949 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 950 | _Tp fetch_xor(_Tp __op, memory_order __m = memory_order_seq_cst) volatile _NOEXCEPT |
Richard Smith | 6186c7f | 2012-04-11 18:55:46 +0000 | [diff] [blame] | 951 | {return __c11_atomic_fetch_xor(&this->__a_, __op, __m);} |
Howard Hinnant | 91e2f26 | 2010-12-07 20:46:14 +0000 | [diff] [blame] | 952 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 953 | _Tp fetch_xor(_Tp __op, memory_order __m = memory_order_seq_cst) _NOEXCEPT |
Richard Smith | 6186c7f | 2012-04-11 18:55:46 +0000 | [diff] [blame] | 954 | {return __c11_atomic_fetch_xor(&this->__a_, __op, __m);} |
Howard Hinnant | 91e2f26 | 2010-12-07 20:46:14 +0000 | [diff] [blame] | 955 | |
| 956 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 957 | _Tp operator++(int) volatile _NOEXCEPT {return fetch_add(_Tp(1));} |
Howard Hinnant | 91e2f26 | 2010-12-07 20:46:14 +0000 | [diff] [blame] | 958 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 959 | _Tp operator++(int) _NOEXCEPT {return fetch_add(_Tp(1));} |
Howard Hinnant | 91e2f26 | 2010-12-07 20:46:14 +0000 | [diff] [blame] | 960 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 961 | _Tp operator--(int) volatile _NOEXCEPT {return fetch_sub(_Tp(1));} |
Howard Hinnant | 91e2f26 | 2010-12-07 20:46:14 +0000 | [diff] [blame] | 962 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 963 | _Tp operator--(int) _NOEXCEPT {return fetch_sub(_Tp(1));} |
Howard Hinnant | 91e2f26 | 2010-12-07 20:46:14 +0000 | [diff] [blame] | 964 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 965 | _Tp operator++() volatile _NOEXCEPT {return fetch_add(_Tp(1)) + _Tp(1);} |
Howard Hinnant | 91e2f26 | 2010-12-07 20:46:14 +0000 | [diff] [blame] | 966 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 967 | _Tp operator++() _NOEXCEPT {return fetch_add(_Tp(1)) + _Tp(1);} |
Howard Hinnant | 91e2f26 | 2010-12-07 20:46:14 +0000 | [diff] [blame] | 968 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 969 | _Tp operator--() volatile _NOEXCEPT {return fetch_sub(_Tp(1)) - _Tp(1);} |
Howard Hinnant | 91e2f26 | 2010-12-07 20:46:14 +0000 | [diff] [blame] | 970 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 971 | _Tp operator--() _NOEXCEPT {return fetch_sub(_Tp(1)) - _Tp(1);} |
Howard Hinnant | 91e2f26 | 2010-12-07 20:46:14 +0000 | [diff] [blame] | 972 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 973 | _Tp operator+=(_Tp __op) volatile _NOEXCEPT {return fetch_add(__op) + __op;} |
Howard Hinnant | 91e2f26 | 2010-12-07 20:46:14 +0000 | [diff] [blame] | 974 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 975 | _Tp operator+=(_Tp __op) _NOEXCEPT {return fetch_add(__op) + __op;} |
Howard Hinnant | 91e2f26 | 2010-12-07 20:46:14 +0000 | [diff] [blame] | 976 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 977 | _Tp operator-=(_Tp __op) volatile _NOEXCEPT {return fetch_sub(__op) - __op;} |
Howard Hinnant | 91e2f26 | 2010-12-07 20:46:14 +0000 | [diff] [blame] | 978 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 979 | _Tp operator-=(_Tp __op) _NOEXCEPT {return fetch_sub(__op) - __op;} |
Howard Hinnant | 91e2f26 | 2010-12-07 20:46:14 +0000 | [diff] [blame] | 980 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 981 | _Tp operator&=(_Tp __op) volatile _NOEXCEPT {return fetch_and(__op) & __op;} |
Howard Hinnant | 91e2f26 | 2010-12-07 20:46:14 +0000 | [diff] [blame] | 982 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 983 | _Tp operator&=(_Tp __op) _NOEXCEPT {return fetch_and(__op) & __op;} |
Howard Hinnant | 91e2f26 | 2010-12-07 20:46:14 +0000 | [diff] [blame] | 984 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 985 | _Tp operator|=(_Tp __op) volatile _NOEXCEPT {return fetch_or(__op) | __op;} |
Howard Hinnant | 91e2f26 | 2010-12-07 20:46:14 +0000 | [diff] [blame] | 986 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 987 | _Tp operator|=(_Tp __op) _NOEXCEPT {return fetch_or(__op) | __op;} |
Howard Hinnant | 91e2f26 | 2010-12-07 20:46:14 +0000 | [diff] [blame] | 988 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 989 | _Tp operator^=(_Tp __op) volatile _NOEXCEPT {return fetch_xor(__op) ^ __op;} |
Howard Hinnant | 91e2f26 | 2010-12-07 20:46:14 +0000 | [diff] [blame] | 990 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 991 | _Tp operator^=(_Tp __op) _NOEXCEPT {return fetch_xor(__op) ^ __op;} |
Howard Hinnant | 91e2f26 | 2010-12-07 20:46:14 +0000 | [diff] [blame] | 992 | }; |
| 993 | |
| 994 | // atomic<T> |
| 995 | |
| 996 | template <class _Tp> |
| 997 | struct atomic |
| 998 | : public __atomic_base<_Tp> |
| 999 | { |
| 1000 | typedef __atomic_base<_Tp> __base; |
| 1001 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | 74f4da7 | 2013-05-02 20:18:43 +0000 | [diff] [blame] | 1002 | atomic() _NOEXCEPT _LIBCPP_DEFAULT |
Howard Hinnant | 91e2f26 | 2010-12-07 20:46:14 +0000 | [diff] [blame] | 1003 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 1004 | _LIBCPP_CONSTEXPR atomic(_Tp __d) _NOEXCEPT : __base(__d) {} |
Howard Hinnant | d2f6afb | 2010-12-07 23:24:41 +0000 | [diff] [blame] | 1005 | |
| 1006 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 1007 | _Tp operator=(_Tp __d) volatile _NOEXCEPT |
Howard Hinnant | d2f6afb | 2010-12-07 23:24:41 +0000 | [diff] [blame] | 1008 | {__base::store(__d); return __d;} |
| 1009 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 1010 | _Tp operator=(_Tp __d) _NOEXCEPT |
Howard Hinnant | d2f6afb | 2010-12-07 23:24:41 +0000 | [diff] [blame] | 1011 | {__base::store(__d); return __d;} |
Howard Hinnant | 91e2f26 | 2010-12-07 20:46:14 +0000 | [diff] [blame] | 1012 | }; |
| 1013 | |
| 1014 | // atomic<T*> |
| 1015 | |
| 1016 | template <class _Tp> |
| 1017 | struct atomic<_Tp*> |
| 1018 | : public __atomic_base<_Tp*> |
| 1019 | { |
Howard Hinnant | d2f6afb | 2010-12-07 23:24:41 +0000 | [diff] [blame] | 1020 | typedef __atomic_base<_Tp*> __base; |
Howard Hinnant | 91e2f26 | 2010-12-07 20:46:14 +0000 | [diff] [blame] | 1021 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | 74f4da7 | 2013-05-02 20:18:43 +0000 | [diff] [blame] | 1022 | atomic() _NOEXCEPT _LIBCPP_DEFAULT |
Howard Hinnant | 91e2f26 | 2010-12-07 20:46:14 +0000 | [diff] [blame] | 1023 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 1024 | _LIBCPP_CONSTEXPR atomic(_Tp* __d) _NOEXCEPT : __base(__d) {} |
Howard Hinnant | 91e2f26 | 2010-12-07 20:46:14 +0000 | [diff] [blame] | 1025 | |
| 1026 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 1027 | _Tp* operator=(_Tp* __d) volatile _NOEXCEPT |
Howard Hinnant | d2f6afb | 2010-12-07 23:24:41 +0000 | [diff] [blame] | 1028 | {__base::store(__d); return __d;} |
| 1029 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 1030 | _Tp* operator=(_Tp* __d) _NOEXCEPT |
Howard Hinnant | d2f6afb | 2010-12-07 23:24:41 +0000 | [diff] [blame] | 1031 | {__base::store(__d); return __d;} |
| 1032 | |
| 1033 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | 91e2f26 | 2010-12-07 20:46:14 +0000 | [diff] [blame] | 1034 | _Tp* fetch_add(ptrdiff_t __op, memory_order __m = memory_order_seq_cst) |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 1035 | volatile _NOEXCEPT |
Richard Smith | 6186c7f | 2012-04-11 18:55:46 +0000 | [diff] [blame] | 1036 | {return __c11_atomic_fetch_add(&this->__a_, __op, __m);} |
Howard Hinnant | 91e2f26 | 2010-12-07 20:46:14 +0000 | [diff] [blame] | 1037 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 1038 | _Tp* fetch_add(ptrdiff_t __op, memory_order __m = memory_order_seq_cst) _NOEXCEPT |
Richard Smith | 6186c7f | 2012-04-11 18:55:46 +0000 | [diff] [blame] | 1039 | {return __c11_atomic_fetch_add(&this->__a_, __op, __m);} |
Howard Hinnant | 91e2f26 | 2010-12-07 20:46:14 +0000 | [diff] [blame] | 1040 | _LIBCPP_INLINE_VISIBILITY |
| 1041 | _Tp* fetch_sub(ptrdiff_t __op, memory_order __m = memory_order_seq_cst) |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 1042 | volatile _NOEXCEPT |
Richard Smith | 6186c7f | 2012-04-11 18:55:46 +0000 | [diff] [blame] | 1043 | {return __c11_atomic_fetch_sub(&this->__a_, __op, __m);} |
Howard Hinnant | 91e2f26 | 2010-12-07 20:46:14 +0000 | [diff] [blame] | 1044 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 1045 | _Tp* fetch_sub(ptrdiff_t __op, memory_order __m = memory_order_seq_cst) _NOEXCEPT |
Richard Smith | 6186c7f | 2012-04-11 18:55:46 +0000 | [diff] [blame] | 1046 | {return __c11_atomic_fetch_sub(&this->__a_, __op, __m);} |
Howard Hinnant | 91e2f26 | 2010-12-07 20:46:14 +0000 | [diff] [blame] | 1047 | |
| 1048 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 1049 | _Tp* operator++(int) volatile _NOEXCEPT {return fetch_add(1);} |
Howard Hinnant | 91e2f26 | 2010-12-07 20:46:14 +0000 | [diff] [blame] | 1050 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 1051 | _Tp* operator++(int) _NOEXCEPT {return fetch_add(1);} |
Howard Hinnant | 91e2f26 | 2010-12-07 20:46:14 +0000 | [diff] [blame] | 1052 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 1053 | _Tp* operator--(int) volatile _NOEXCEPT {return fetch_sub(1);} |
Howard Hinnant | 91e2f26 | 2010-12-07 20:46:14 +0000 | [diff] [blame] | 1054 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 1055 | _Tp* operator--(int) _NOEXCEPT {return fetch_sub(1);} |
Howard Hinnant | 91e2f26 | 2010-12-07 20:46:14 +0000 | [diff] [blame] | 1056 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 1057 | _Tp* operator++() volatile _NOEXCEPT {return fetch_add(1) + 1;} |
Howard Hinnant | 91e2f26 | 2010-12-07 20:46:14 +0000 | [diff] [blame] | 1058 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 1059 | _Tp* operator++() _NOEXCEPT {return fetch_add(1) + 1;} |
Howard Hinnant | 91e2f26 | 2010-12-07 20:46:14 +0000 | [diff] [blame] | 1060 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 1061 | _Tp* operator--() volatile _NOEXCEPT {return fetch_sub(1) - 1;} |
Howard Hinnant | 91e2f26 | 2010-12-07 20:46:14 +0000 | [diff] [blame] | 1062 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 1063 | _Tp* operator--() _NOEXCEPT {return fetch_sub(1) - 1;} |
Howard Hinnant | 91e2f26 | 2010-12-07 20:46:14 +0000 | [diff] [blame] | 1064 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 1065 | _Tp* operator+=(ptrdiff_t __op) volatile _NOEXCEPT {return fetch_add(__op) + __op;} |
Howard Hinnant | 91e2f26 | 2010-12-07 20:46:14 +0000 | [diff] [blame] | 1066 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 1067 | _Tp* operator+=(ptrdiff_t __op) _NOEXCEPT {return fetch_add(__op) + __op;} |
Howard Hinnant | 91e2f26 | 2010-12-07 20:46:14 +0000 | [diff] [blame] | 1068 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 1069 | _Tp* operator-=(ptrdiff_t __op) volatile _NOEXCEPT {return fetch_sub(__op) - __op;} |
Howard Hinnant | 91e2f26 | 2010-12-07 20:46:14 +0000 | [diff] [blame] | 1070 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 1071 | _Tp* operator-=(ptrdiff_t __op) _NOEXCEPT {return fetch_sub(__op) - __op;} |
Howard Hinnant | 91e2f26 | 2010-12-07 20:46:14 +0000 | [diff] [blame] | 1072 | }; |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 1073 | |
| 1074 | // atomic_is_lock_free |
| 1075 | |
| 1076 | template <class _Tp> |
| 1077 | inline _LIBCPP_INLINE_VISIBILITY |
| 1078 | bool |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 1079 | atomic_is_lock_free(const volatile atomic<_Tp>* __o) _NOEXCEPT |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 1080 | { |
Howard Hinnant | 91e2f26 | 2010-12-07 20:46:14 +0000 | [diff] [blame] | 1081 | return __o->is_lock_free(); |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 1082 | } |
| 1083 | |
| 1084 | template <class _Tp> |
| 1085 | inline _LIBCPP_INLINE_VISIBILITY |
| 1086 | bool |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 1087 | atomic_is_lock_free(const atomic<_Tp>* __o) _NOEXCEPT |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 1088 | { |
Howard Hinnant | 91e2f26 | 2010-12-07 20:46:14 +0000 | [diff] [blame] | 1089 | return __o->is_lock_free(); |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 1090 | } |
| 1091 | |
| 1092 | // atomic_init |
| 1093 | |
| 1094 | template <class _Tp> |
| 1095 | inline _LIBCPP_INLINE_VISIBILITY |
| 1096 | void |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 1097 | atomic_init(volatile atomic<_Tp>* __o, _Tp __d) _NOEXCEPT |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 1098 | { |
Richard Smith | 6186c7f | 2012-04-11 18:55:46 +0000 | [diff] [blame] | 1099 | __c11_atomic_init(&__o->__a_, __d); |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 1100 | } |
| 1101 | |
| 1102 | template <class _Tp> |
| 1103 | inline _LIBCPP_INLINE_VISIBILITY |
| 1104 | void |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 1105 | atomic_init(atomic<_Tp>* __o, _Tp __d) _NOEXCEPT |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 1106 | { |
Richard Smith | 6186c7f | 2012-04-11 18:55:46 +0000 | [diff] [blame] | 1107 | __c11_atomic_init(&__o->__a_, __d); |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 1108 | } |
| 1109 | |
| 1110 | // atomic_store |
| 1111 | |
| 1112 | template <class _Tp> |
| 1113 | inline _LIBCPP_INLINE_VISIBILITY |
| 1114 | void |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 1115 | atomic_store(volatile atomic<_Tp>* __o, _Tp __d) _NOEXCEPT |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 1116 | { |
Howard Hinnant | 91e2f26 | 2010-12-07 20:46:14 +0000 | [diff] [blame] | 1117 | __o->store(__d); |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 1118 | } |
| 1119 | |
| 1120 | template <class _Tp> |
| 1121 | inline _LIBCPP_INLINE_VISIBILITY |
| 1122 | void |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 1123 | atomic_store(atomic<_Tp>* __o, _Tp __d) _NOEXCEPT |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 1124 | { |
Howard Hinnant | 91e2f26 | 2010-12-07 20:46:14 +0000 | [diff] [blame] | 1125 | __o->store(__d); |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 1126 | } |
| 1127 | |
| 1128 | // atomic_store_explicit |
| 1129 | |
| 1130 | template <class _Tp> |
| 1131 | inline _LIBCPP_INLINE_VISIBILITY |
| 1132 | void |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 1133 | atomic_store_explicit(volatile atomic<_Tp>* __o, _Tp __d, memory_order __m) _NOEXCEPT |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 1134 | { |
Howard Hinnant | 91e2f26 | 2010-12-07 20:46:14 +0000 | [diff] [blame] | 1135 | __o->store(__d, __m); |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 1136 | } |
| 1137 | |
| 1138 | template <class _Tp> |
| 1139 | inline _LIBCPP_INLINE_VISIBILITY |
| 1140 | void |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 1141 | atomic_store_explicit(atomic<_Tp>* __o, _Tp __d, memory_order __m) _NOEXCEPT |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 1142 | { |
Howard Hinnant | 91e2f26 | 2010-12-07 20:46:14 +0000 | [diff] [blame] | 1143 | __o->store(__d, __m); |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 1144 | } |
| 1145 | |
| 1146 | // atomic_load |
| 1147 | |
| 1148 | template <class _Tp> |
| 1149 | inline _LIBCPP_INLINE_VISIBILITY |
| 1150 | _Tp |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 1151 | atomic_load(const volatile atomic<_Tp>* __o) _NOEXCEPT |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 1152 | { |
Howard Hinnant | 91e2f26 | 2010-12-07 20:46:14 +0000 | [diff] [blame] | 1153 | return __o->load(); |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 1154 | } |
| 1155 | |
| 1156 | template <class _Tp> |
| 1157 | inline _LIBCPP_INLINE_VISIBILITY |
| 1158 | _Tp |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 1159 | atomic_load(const atomic<_Tp>* __o) _NOEXCEPT |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 1160 | { |
Howard Hinnant | 91e2f26 | 2010-12-07 20:46:14 +0000 | [diff] [blame] | 1161 | return __o->load(); |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 1162 | } |
| 1163 | |
| 1164 | // atomic_load_explicit |
| 1165 | |
| 1166 | template <class _Tp> |
| 1167 | inline _LIBCPP_INLINE_VISIBILITY |
| 1168 | _Tp |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 1169 | atomic_load_explicit(const volatile atomic<_Tp>* __o, memory_order __m) _NOEXCEPT |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 1170 | { |
Howard Hinnant | 91e2f26 | 2010-12-07 20:46:14 +0000 | [diff] [blame] | 1171 | return __o->load(__m); |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 1172 | } |
| 1173 | |
| 1174 | template <class _Tp> |
| 1175 | inline _LIBCPP_INLINE_VISIBILITY |
| 1176 | _Tp |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 1177 | atomic_load_explicit(const atomic<_Tp>* __o, memory_order __m) _NOEXCEPT |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 1178 | { |
Howard Hinnant | 91e2f26 | 2010-12-07 20:46:14 +0000 | [diff] [blame] | 1179 | return __o->load(__m); |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 1180 | } |
| 1181 | |
| 1182 | // atomic_exchange |
| 1183 | |
| 1184 | template <class _Tp> |
| 1185 | inline _LIBCPP_INLINE_VISIBILITY |
| 1186 | _Tp |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 1187 | atomic_exchange(volatile atomic<_Tp>* __o, _Tp __d) _NOEXCEPT |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 1188 | { |
Howard Hinnant | 91e2f26 | 2010-12-07 20:46:14 +0000 | [diff] [blame] | 1189 | return __o->exchange(__d); |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 1190 | } |
| 1191 | |
| 1192 | template <class _Tp> |
| 1193 | inline _LIBCPP_INLINE_VISIBILITY |
| 1194 | _Tp |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 1195 | atomic_exchange(atomic<_Tp>* __o, _Tp __d) _NOEXCEPT |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 1196 | { |
Howard Hinnant | 91e2f26 | 2010-12-07 20:46:14 +0000 | [diff] [blame] | 1197 | return __o->exchange(__d); |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 1198 | } |
| 1199 | |
| 1200 | // atomic_exchange_explicit |
| 1201 | |
| 1202 | template <class _Tp> |
| 1203 | inline _LIBCPP_INLINE_VISIBILITY |
| 1204 | _Tp |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 1205 | atomic_exchange_explicit(volatile atomic<_Tp>* __o, _Tp __d, memory_order __m) _NOEXCEPT |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 1206 | { |
Howard Hinnant | 91e2f26 | 2010-12-07 20:46:14 +0000 | [diff] [blame] | 1207 | return __o->exchange(__d, __m); |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 1208 | } |
| 1209 | |
| 1210 | template <class _Tp> |
| 1211 | inline _LIBCPP_INLINE_VISIBILITY |
| 1212 | _Tp |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 1213 | atomic_exchange_explicit(atomic<_Tp>* __o, _Tp __d, memory_order __m) _NOEXCEPT |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 1214 | { |
Howard Hinnant | 91e2f26 | 2010-12-07 20:46:14 +0000 | [diff] [blame] | 1215 | return __o->exchange(__d, __m); |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 1216 | } |
| 1217 | |
| 1218 | // atomic_compare_exchange_weak |
| 1219 | |
| 1220 | template <class _Tp> |
| 1221 | inline _LIBCPP_INLINE_VISIBILITY |
| 1222 | bool |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 1223 | atomic_compare_exchange_weak(volatile atomic<_Tp>* __o, _Tp* __e, _Tp __d) _NOEXCEPT |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 1224 | { |
Howard Hinnant | 91e2f26 | 2010-12-07 20:46:14 +0000 | [diff] [blame] | 1225 | return __o->compare_exchange_weak(*__e, __d); |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 1226 | } |
| 1227 | |
| 1228 | template <class _Tp> |
| 1229 | inline _LIBCPP_INLINE_VISIBILITY |
| 1230 | bool |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 1231 | atomic_compare_exchange_weak(atomic<_Tp>* __o, _Tp* __e, _Tp __d) _NOEXCEPT |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 1232 | { |
Howard Hinnant | 91e2f26 | 2010-12-07 20:46:14 +0000 | [diff] [blame] | 1233 | return __o->compare_exchange_weak(*__e, __d); |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 1234 | } |
| 1235 | |
| 1236 | // atomic_compare_exchange_strong |
| 1237 | |
| 1238 | template <class _Tp> |
| 1239 | inline _LIBCPP_INLINE_VISIBILITY |
| 1240 | bool |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 1241 | atomic_compare_exchange_strong(volatile atomic<_Tp>* __o, _Tp* __e, _Tp __d) _NOEXCEPT |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 1242 | { |
Howard Hinnant | 91e2f26 | 2010-12-07 20:46:14 +0000 | [diff] [blame] | 1243 | return __o->compare_exchange_strong(*__e, __d); |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 1244 | } |
| 1245 | |
| 1246 | template <class _Tp> |
| 1247 | inline _LIBCPP_INLINE_VISIBILITY |
| 1248 | bool |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 1249 | atomic_compare_exchange_strong(atomic<_Tp>* __o, _Tp* __e, _Tp __d) _NOEXCEPT |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 1250 | { |
Howard Hinnant | 91e2f26 | 2010-12-07 20:46:14 +0000 | [diff] [blame] | 1251 | return __o->compare_exchange_strong(*__e, __d); |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 1252 | } |
| 1253 | |
| 1254 | // atomic_compare_exchange_weak_explicit |
| 1255 | |
| 1256 | template <class _Tp> |
| 1257 | inline _LIBCPP_INLINE_VISIBILITY |
| 1258 | bool |
| 1259 | atomic_compare_exchange_weak_explicit(volatile atomic<_Tp>* __o, _Tp* __e, |
| 1260 | _Tp __d, |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 1261 | memory_order __s, memory_order __f) _NOEXCEPT |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 1262 | { |
Howard Hinnant | 91e2f26 | 2010-12-07 20:46:14 +0000 | [diff] [blame] | 1263 | return __o->compare_exchange_weak(*__e, __d, __s, __f); |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 1264 | } |
| 1265 | |
| 1266 | template <class _Tp> |
| 1267 | inline _LIBCPP_INLINE_VISIBILITY |
| 1268 | bool |
| 1269 | atomic_compare_exchange_weak_explicit(atomic<_Tp>* __o, _Tp* __e, _Tp __d, |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 1270 | memory_order __s, memory_order __f) _NOEXCEPT |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 1271 | { |
Howard Hinnant | 91e2f26 | 2010-12-07 20:46:14 +0000 | [diff] [blame] | 1272 | return __o->compare_exchange_weak(*__e, __d, __s, __f); |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 1273 | } |
| 1274 | |
| 1275 | // atomic_compare_exchange_strong_explicit |
| 1276 | |
| 1277 | template <class _Tp> |
| 1278 | inline _LIBCPP_INLINE_VISIBILITY |
| 1279 | bool |
| 1280 | atomic_compare_exchange_strong_explicit(volatile atomic<_Tp>* __o, |
| 1281 | _Tp* __e, _Tp __d, |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 1282 | memory_order __s, memory_order __f) _NOEXCEPT |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 1283 | { |
Howard Hinnant | 91e2f26 | 2010-12-07 20:46:14 +0000 | [diff] [blame] | 1284 | return __o->compare_exchange_strong(*__e, __d, __s, __f); |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 1285 | } |
| 1286 | |
| 1287 | template <class _Tp> |
| 1288 | inline _LIBCPP_INLINE_VISIBILITY |
| 1289 | bool |
| 1290 | atomic_compare_exchange_strong_explicit(atomic<_Tp>* __o, _Tp* __e, |
| 1291 | _Tp __d, |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 1292 | memory_order __s, memory_order __f) _NOEXCEPT |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 1293 | { |
Howard Hinnant | 91e2f26 | 2010-12-07 20:46:14 +0000 | [diff] [blame] | 1294 | return __o->compare_exchange_strong(*__e, __d, __s, __f); |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 1295 | } |
| 1296 | |
Howard Hinnant | 91e2f26 | 2010-12-07 20:46:14 +0000 | [diff] [blame] | 1297 | // atomic_fetch_add |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 1298 | |
| 1299 | template <class _Tp> |
Howard Hinnant | 91e2f26 | 2010-12-07 20:46:14 +0000 | [diff] [blame] | 1300 | inline _LIBCPP_INLINE_VISIBILITY |
| 1301 | typename enable_if |
| 1302 | < |
| 1303 | is_integral<_Tp>::value && !is_same<_Tp, bool>::value, |
| 1304 | _Tp |
| 1305 | >::type |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 1306 | atomic_fetch_add(volatile atomic<_Tp>* __o, _Tp __op) _NOEXCEPT |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 1307 | { |
Howard Hinnant | 91e2f26 | 2010-12-07 20:46:14 +0000 | [diff] [blame] | 1308 | return __o->fetch_add(__op); |
| 1309 | } |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 1310 | |
Howard Hinnant | 91e2f26 | 2010-12-07 20:46:14 +0000 | [diff] [blame] | 1311 | template <class _Tp> |
| 1312 | inline _LIBCPP_INLINE_VISIBILITY |
| 1313 | typename enable_if |
| 1314 | < |
| 1315 | is_integral<_Tp>::value && !is_same<_Tp, bool>::value, |
| 1316 | _Tp |
| 1317 | >::type |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 1318 | atomic_fetch_add(atomic<_Tp>* __o, _Tp __op) _NOEXCEPT |
Howard Hinnant | 91e2f26 | 2010-12-07 20:46:14 +0000 | [diff] [blame] | 1319 | { |
| 1320 | return __o->fetch_add(__op); |
| 1321 | } |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 1322 | |
Howard Hinnant | 91e2f26 | 2010-12-07 20:46:14 +0000 | [diff] [blame] | 1323 | template <class _Tp> |
| 1324 | inline _LIBCPP_INLINE_VISIBILITY |
| 1325 | _Tp* |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 1326 | atomic_fetch_add(volatile atomic<_Tp*>* __o, ptrdiff_t __op) _NOEXCEPT |
Howard Hinnant | 91e2f26 | 2010-12-07 20:46:14 +0000 | [diff] [blame] | 1327 | { |
| 1328 | return __o->fetch_add(__op); |
| 1329 | } |
| 1330 | |
| 1331 | template <class _Tp> |
| 1332 | inline _LIBCPP_INLINE_VISIBILITY |
| 1333 | _Tp* |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 1334 | atomic_fetch_add(atomic<_Tp*>* __o, ptrdiff_t __op) _NOEXCEPT |
Howard Hinnant | 91e2f26 | 2010-12-07 20:46:14 +0000 | [diff] [blame] | 1335 | { |
| 1336 | return __o->fetch_add(__op); |
| 1337 | } |
| 1338 | |
| 1339 | // atomic_fetch_add_explicit |
| 1340 | |
| 1341 | template <class _Tp> |
| 1342 | inline _LIBCPP_INLINE_VISIBILITY |
| 1343 | typename enable_if |
| 1344 | < |
| 1345 | is_integral<_Tp>::value && !is_same<_Tp, bool>::value, |
| 1346 | _Tp |
| 1347 | >::type |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 1348 | atomic_fetch_add_explicit(volatile atomic<_Tp>* __o, _Tp __op, memory_order __m) _NOEXCEPT |
Howard Hinnant | 91e2f26 | 2010-12-07 20:46:14 +0000 | [diff] [blame] | 1349 | { |
| 1350 | return __o->fetch_add(__op, __m); |
| 1351 | } |
| 1352 | |
| 1353 | template <class _Tp> |
| 1354 | inline _LIBCPP_INLINE_VISIBILITY |
| 1355 | typename enable_if |
| 1356 | < |
| 1357 | is_integral<_Tp>::value && !is_same<_Tp, bool>::value, |
| 1358 | _Tp |
| 1359 | >::type |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 1360 | atomic_fetch_add_explicit(atomic<_Tp>* __o, _Tp __op, memory_order __m) _NOEXCEPT |
Howard Hinnant | 91e2f26 | 2010-12-07 20:46:14 +0000 | [diff] [blame] | 1361 | { |
| 1362 | return __o->fetch_add(__op, __m); |
| 1363 | } |
| 1364 | |
| 1365 | template <class _Tp> |
| 1366 | inline _LIBCPP_INLINE_VISIBILITY |
| 1367 | _Tp* |
| 1368 | atomic_fetch_add_explicit(volatile atomic<_Tp*>* __o, ptrdiff_t __op, |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 1369 | memory_order __m) _NOEXCEPT |
Howard Hinnant | 91e2f26 | 2010-12-07 20:46:14 +0000 | [diff] [blame] | 1370 | { |
| 1371 | return __o->fetch_add(__op, __m); |
| 1372 | } |
| 1373 | |
| 1374 | template <class _Tp> |
| 1375 | inline _LIBCPP_INLINE_VISIBILITY |
| 1376 | _Tp* |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 1377 | atomic_fetch_add_explicit(atomic<_Tp*>* __o, ptrdiff_t __op, memory_order __m) _NOEXCEPT |
Howard Hinnant | 91e2f26 | 2010-12-07 20:46:14 +0000 | [diff] [blame] | 1378 | { |
| 1379 | return __o->fetch_add(__op, __m); |
| 1380 | } |
| 1381 | |
| 1382 | // atomic_fetch_sub |
| 1383 | |
| 1384 | template <class _Tp> |
| 1385 | inline _LIBCPP_INLINE_VISIBILITY |
| 1386 | typename enable_if |
| 1387 | < |
| 1388 | is_integral<_Tp>::value && !is_same<_Tp, bool>::value, |
| 1389 | _Tp |
| 1390 | >::type |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 1391 | atomic_fetch_sub(volatile atomic<_Tp>* __o, _Tp __op) _NOEXCEPT |
Howard Hinnant | 91e2f26 | 2010-12-07 20:46:14 +0000 | [diff] [blame] | 1392 | { |
| 1393 | return __o->fetch_sub(__op); |
| 1394 | } |
| 1395 | |
| 1396 | template <class _Tp> |
| 1397 | inline _LIBCPP_INLINE_VISIBILITY |
| 1398 | typename enable_if |
| 1399 | < |
| 1400 | is_integral<_Tp>::value && !is_same<_Tp, bool>::value, |
| 1401 | _Tp |
| 1402 | >::type |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 1403 | atomic_fetch_sub(atomic<_Tp>* __o, _Tp __op) _NOEXCEPT |
Howard Hinnant | 91e2f26 | 2010-12-07 20:46:14 +0000 | [diff] [blame] | 1404 | { |
| 1405 | return __o->fetch_sub(__op); |
| 1406 | } |
| 1407 | |
| 1408 | template <class _Tp> |
| 1409 | inline _LIBCPP_INLINE_VISIBILITY |
| 1410 | _Tp* |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 1411 | atomic_fetch_sub(volatile atomic<_Tp*>* __o, ptrdiff_t __op) _NOEXCEPT |
Howard Hinnant | 91e2f26 | 2010-12-07 20:46:14 +0000 | [diff] [blame] | 1412 | { |
| 1413 | return __o->fetch_sub(__op); |
| 1414 | } |
| 1415 | |
| 1416 | template <class _Tp> |
| 1417 | inline _LIBCPP_INLINE_VISIBILITY |
| 1418 | _Tp* |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 1419 | atomic_fetch_sub(atomic<_Tp*>* __o, ptrdiff_t __op) _NOEXCEPT |
Howard Hinnant | 91e2f26 | 2010-12-07 20:46:14 +0000 | [diff] [blame] | 1420 | { |
| 1421 | return __o->fetch_sub(__op); |
| 1422 | } |
| 1423 | |
| 1424 | // atomic_fetch_sub_explicit |
| 1425 | |
| 1426 | template <class _Tp> |
| 1427 | inline _LIBCPP_INLINE_VISIBILITY |
| 1428 | typename enable_if |
| 1429 | < |
| 1430 | is_integral<_Tp>::value && !is_same<_Tp, bool>::value, |
| 1431 | _Tp |
| 1432 | >::type |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 1433 | atomic_fetch_sub_explicit(volatile atomic<_Tp>* __o, _Tp __op, memory_order __m) _NOEXCEPT |
Howard Hinnant | 91e2f26 | 2010-12-07 20:46:14 +0000 | [diff] [blame] | 1434 | { |
| 1435 | return __o->fetch_sub(__op, __m); |
| 1436 | } |
| 1437 | |
| 1438 | template <class _Tp> |
| 1439 | inline _LIBCPP_INLINE_VISIBILITY |
| 1440 | typename enable_if |
| 1441 | < |
| 1442 | is_integral<_Tp>::value && !is_same<_Tp, bool>::value, |
| 1443 | _Tp |
| 1444 | >::type |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 1445 | atomic_fetch_sub_explicit(atomic<_Tp>* __o, _Tp __op, memory_order __m) _NOEXCEPT |
Howard Hinnant | 91e2f26 | 2010-12-07 20:46:14 +0000 | [diff] [blame] | 1446 | { |
| 1447 | return __o->fetch_sub(__op, __m); |
| 1448 | } |
| 1449 | |
| 1450 | template <class _Tp> |
| 1451 | inline _LIBCPP_INLINE_VISIBILITY |
| 1452 | _Tp* |
| 1453 | atomic_fetch_sub_explicit(volatile atomic<_Tp*>* __o, ptrdiff_t __op, |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 1454 | memory_order __m) _NOEXCEPT |
Howard Hinnant | 91e2f26 | 2010-12-07 20:46:14 +0000 | [diff] [blame] | 1455 | { |
| 1456 | return __o->fetch_sub(__op, __m); |
| 1457 | } |
| 1458 | |
| 1459 | template <class _Tp> |
| 1460 | inline _LIBCPP_INLINE_VISIBILITY |
| 1461 | _Tp* |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 1462 | atomic_fetch_sub_explicit(atomic<_Tp*>* __o, ptrdiff_t __op, memory_order __m) _NOEXCEPT |
Howard Hinnant | 91e2f26 | 2010-12-07 20:46:14 +0000 | [diff] [blame] | 1463 | { |
| 1464 | return __o->fetch_sub(__op, __m); |
| 1465 | } |
| 1466 | |
| 1467 | // atomic_fetch_and |
| 1468 | |
| 1469 | template <class _Tp> |
| 1470 | inline _LIBCPP_INLINE_VISIBILITY |
| 1471 | typename enable_if |
| 1472 | < |
| 1473 | is_integral<_Tp>::value && !is_same<_Tp, bool>::value, |
| 1474 | _Tp |
| 1475 | >::type |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 1476 | atomic_fetch_and(volatile atomic<_Tp>* __o, _Tp __op) _NOEXCEPT |
Howard Hinnant | 91e2f26 | 2010-12-07 20:46:14 +0000 | [diff] [blame] | 1477 | { |
| 1478 | return __o->fetch_and(__op); |
| 1479 | } |
| 1480 | |
| 1481 | template <class _Tp> |
| 1482 | inline _LIBCPP_INLINE_VISIBILITY |
| 1483 | typename enable_if |
| 1484 | < |
| 1485 | is_integral<_Tp>::value && !is_same<_Tp, bool>::value, |
| 1486 | _Tp |
| 1487 | >::type |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 1488 | atomic_fetch_and(atomic<_Tp>* __o, _Tp __op) _NOEXCEPT |
Howard Hinnant | 91e2f26 | 2010-12-07 20:46:14 +0000 | [diff] [blame] | 1489 | { |
| 1490 | return __o->fetch_and(__op); |
| 1491 | } |
| 1492 | |
| 1493 | // atomic_fetch_and_explicit |
| 1494 | |
| 1495 | template <class _Tp> |
| 1496 | inline _LIBCPP_INLINE_VISIBILITY |
| 1497 | typename enable_if |
| 1498 | < |
| 1499 | is_integral<_Tp>::value && !is_same<_Tp, bool>::value, |
| 1500 | _Tp |
| 1501 | >::type |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 1502 | atomic_fetch_and_explicit(volatile atomic<_Tp>* __o, _Tp __op, memory_order __m) _NOEXCEPT |
Howard Hinnant | 91e2f26 | 2010-12-07 20:46:14 +0000 | [diff] [blame] | 1503 | { |
| 1504 | return __o->fetch_and(__op, __m); |
| 1505 | } |
| 1506 | |
| 1507 | template <class _Tp> |
| 1508 | inline _LIBCPP_INLINE_VISIBILITY |
| 1509 | typename enable_if |
| 1510 | < |
| 1511 | is_integral<_Tp>::value && !is_same<_Tp, bool>::value, |
| 1512 | _Tp |
| 1513 | >::type |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 1514 | atomic_fetch_and_explicit(atomic<_Tp>* __o, _Tp __op, memory_order __m) _NOEXCEPT |
Howard Hinnant | 91e2f26 | 2010-12-07 20:46:14 +0000 | [diff] [blame] | 1515 | { |
| 1516 | return __o->fetch_and(__op, __m); |
| 1517 | } |
| 1518 | |
| 1519 | // atomic_fetch_or |
| 1520 | |
| 1521 | template <class _Tp> |
| 1522 | inline _LIBCPP_INLINE_VISIBILITY |
| 1523 | typename enable_if |
| 1524 | < |
| 1525 | is_integral<_Tp>::value && !is_same<_Tp, bool>::value, |
| 1526 | _Tp |
| 1527 | >::type |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 1528 | atomic_fetch_or(volatile atomic<_Tp>* __o, _Tp __op) _NOEXCEPT |
Howard Hinnant | 91e2f26 | 2010-12-07 20:46:14 +0000 | [diff] [blame] | 1529 | { |
| 1530 | return __o->fetch_or(__op); |
| 1531 | } |
| 1532 | |
| 1533 | template <class _Tp> |
| 1534 | inline _LIBCPP_INLINE_VISIBILITY |
| 1535 | typename enable_if |
| 1536 | < |
| 1537 | is_integral<_Tp>::value && !is_same<_Tp, bool>::value, |
| 1538 | _Tp |
| 1539 | >::type |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 1540 | atomic_fetch_or(atomic<_Tp>* __o, _Tp __op) _NOEXCEPT |
Howard Hinnant | 91e2f26 | 2010-12-07 20:46:14 +0000 | [diff] [blame] | 1541 | { |
| 1542 | return __o->fetch_or(__op); |
| 1543 | } |
| 1544 | |
| 1545 | // atomic_fetch_or_explicit |
| 1546 | |
| 1547 | template <class _Tp> |
| 1548 | inline _LIBCPP_INLINE_VISIBILITY |
| 1549 | typename enable_if |
| 1550 | < |
| 1551 | is_integral<_Tp>::value && !is_same<_Tp, bool>::value, |
| 1552 | _Tp |
| 1553 | >::type |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 1554 | atomic_fetch_or_explicit(volatile atomic<_Tp>* __o, _Tp __op, memory_order __m) _NOEXCEPT |
Howard Hinnant | 91e2f26 | 2010-12-07 20:46:14 +0000 | [diff] [blame] | 1555 | { |
| 1556 | return __o->fetch_or(__op, __m); |
| 1557 | } |
| 1558 | |
| 1559 | template <class _Tp> |
| 1560 | inline _LIBCPP_INLINE_VISIBILITY |
| 1561 | typename enable_if |
| 1562 | < |
| 1563 | is_integral<_Tp>::value && !is_same<_Tp, bool>::value, |
| 1564 | _Tp |
| 1565 | >::type |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 1566 | atomic_fetch_or_explicit(atomic<_Tp>* __o, _Tp __op, memory_order __m) _NOEXCEPT |
Howard Hinnant | 91e2f26 | 2010-12-07 20:46:14 +0000 | [diff] [blame] | 1567 | { |
| 1568 | return __o->fetch_or(__op, __m); |
| 1569 | } |
| 1570 | |
| 1571 | // atomic_fetch_xor |
| 1572 | |
| 1573 | template <class _Tp> |
| 1574 | inline _LIBCPP_INLINE_VISIBILITY |
| 1575 | typename enable_if |
| 1576 | < |
| 1577 | is_integral<_Tp>::value && !is_same<_Tp, bool>::value, |
| 1578 | _Tp |
| 1579 | >::type |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 1580 | atomic_fetch_xor(volatile atomic<_Tp>* __o, _Tp __op) _NOEXCEPT |
Howard Hinnant | 91e2f26 | 2010-12-07 20:46:14 +0000 | [diff] [blame] | 1581 | { |
| 1582 | return __o->fetch_xor(__op); |
| 1583 | } |
| 1584 | |
| 1585 | template <class _Tp> |
| 1586 | inline _LIBCPP_INLINE_VISIBILITY |
| 1587 | typename enable_if |
| 1588 | < |
| 1589 | is_integral<_Tp>::value && !is_same<_Tp, bool>::value, |
| 1590 | _Tp |
| 1591 | >::type |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 1592 | atomic_fetch_xor(atomic<_Tp>* __o, _Tp __op) _NOEXCEPT |
Howard Hinnant | 91e2f26 | 2010-12-07 20:46:14 +0000 | [diff] [blame] | 1593 | { |
| 1594 | return __o->fetch_xor(__op); |
| 1595 | } |
| 1596 | |
| 1597 | // atomic_fetch_xor_explicit |
| 1598 | |
| 1599 | template <class _Tp> |
| 1600 | inline _LIBCPP_INLINE_VISIBILITY |
| 1601 | typename enable_if |
| 1602 | < |
| 1603 | is_integral<_Tp>::value && !is_same<_Tp, bool>::value, |
| 1604 | _Tp |
| 1605 | >::type |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 1606 | atomic_fetch_xor_explicit(volatile atomic<_Tp>* __o, _Tp __op, memory_order __m) _NOEXCEPT |
Howard Hinnant | 91e2f26 | 2010-12-07 20:46:14 +0000 | [diff] [blame] | 1607 | { |
| 1608 | return __o->fetch_xor(__op, __m); |
| 1609 | } |
| 1610 | |
| 1611 | template <class _Tp> |
| 1612 | inline _LIBCPP_INLINE_VISIBILITY |
| 1613 | typename enable_if |
| 1614 | < |
| 1615 | is_integral<_Tp>::value && !is_same<_Tp, bool>::value, |
| 1616 | _Tp |
| 1617 | >::type |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 1618 | atomic_fetch_xor_explicit(atomic<_Tp>* __o, _Tp __op, memory_order __m) _NOEXCEPT |
Howard Hinnant | 91e2f26 | 2010-12-07 20:46:14 +0000 | [diff] [blame] | 1619 | { |
| 1620 | return __o->fetch_xor(__op, __m); |
| 1621 | } |
Howard Hinnant | 4777bf2 | 2010-12-06 23:10:08 +0000 | [diff] [blame] | 1622 | |
Howard Hinnant | 770d1c4 | 2010-12-08 17:20:28 +0000 | [diff] [blame] | 1623 | // flag type and operations |
| 1624 | |
| 1625 | typedef struct atomic_flag |
| 1626 | { |
David Chisnall | 83b2c84 | 2011-12-19 11:44:20 +0000 | [diff] [blame] | 1627 | _Atomic(bool) __a_; |
Howard Hinnant | 770d1c4 | 2010-12-08 17:20:28 +0000 | [diff] [blame] | 1628 | |
| 1629 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 1630 | bool test_and_set(memory_order __m = memory_order_seq_cst) volatile _NOEXCEPT |
Richard Smith | 6186c7f | 2012-04-11 18:55:46 +0000 | [diff] [blame] | 1631 | {return __c11_atomic_exchange(&__a_, true, __m);} |
Howard Hinnant | 770d1c4 | 2010-12-08 17:20:28 +0000 | [diff] [blame] | 1632 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 1633 | bool test_and_set(memory_order __m = memory_order_seq_cst) _NOEXCEPT |
Richard Smith | 6186c7f | 2012-04-11 18:55:46 +0000 | [diff] [blame] | 1634 | {return __c11_atomic_exchange(&__a_, true, __m);} |
Howard Hinnant | 770d1c4 | 2010-12-08 17:20:28 +0000 | [diff] [blame] | 1635 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 1636 | void clear(memory_order __m = memory_order_seq_cst) volatile _NOEXCEPT |
Richard Smith | 6186c7f | 2012-04-11 18:55:46 +0000 | [diff] [blame] | 1637 | {__c11_atomic_store(&__a_, false, __m);} |
Howard Hinnant | 770d1c4 | 2010-12-08 17:20:28 +0000 | [diff] [blame] | 1638 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 1639 | void clear(memory_order __m = memory_order_seq_cst) _NOEXCEPT |
Richard Smith | 6186c7f | 2012-04-11 18:55:46 +0000 | [diff] [blame] | 1640 | {__c11_atomic_store(&__a_, false, __m);} |
Howard Hinnant | 770d1c4 | 2010-12-08 17:20:28 +0000 | [diff] [blame] | 1641 | |
| 1642 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | 74f4da7 | 2013-05-02 20:18:43 +0000 | [diff] [blame] | 1643 | #ifndef _LIBCPP_HAS_NO_DEFAULTED_FUNCTIONS |
| 1644 | atomic_flag() _NOEXCEPT = default; |
| 1645 | #else |
| 1646 | atomic_flag() _NOEXCEPT : __a_() {} |
| 1647 | #endif // _LIBCPP_HAS_NO_DEFAULTED_FUNCTIONS |
| 1648 | |
Howard Hinnant | 770d1c4 | 2010-12-08 17:20:28 +0000 | [diff] [blame] | 1649 | _LIBCPP_INLINE_VISIBILITY |
Dan Albert | 1d4a1ed | 2016-05-25 22:36:09 -0700 | [diff] [blame^] | 1650 | atomic_flag(bool __b) _NOEXCEPT : __a_(__b) {} |
Howard Hinnant | 770d1c4 | 2010-12-08 17:20:28 +0000 | [diff] [blame] | 1651 | |
| 1652 | #ifndef _LIBCPP_HAS_NO_DELETED_FUNCTIONS |
| 1653 | atomic_flag(const atomic_flag&) = delete; |
| 1654 | atomic_flag& operator=(const atomic_flag&) = delete; |
| 1655 | atomic_flag& operator=(const atomic_flag&) volatile = delete; |
| 1656 | #else // _LIBCPP_HAS_NO_DELETED_FUNCTIONS |
| 1657 | private: |
| 1658 | atomic_flag(const atomic_flag&); |
| 1659 | atomic_flag& operator=(const atomic_flag&); |
| 1660 | atomic_flag& operator=(const atomic_flag&) volatile; |
| 1661 | #endif // _LIBCPP_HAS_NO_DELETED_FUNCTIONS |
| 1662 | } atomic_flag; |
| 1663 | |
| 1664 | inline _LIBCPP_INLINE_VISIBILITY |
| 1665 | bool |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 1666 | atomic_flag_test_and_set(volatile atomic_flag* __o) _NOEXCEPT |
Howard Hinnant | 770d1c4 | 2010-12-08 17:20:28 +0000 | [diff] [blame] | 1667 | { |
| 1668 | return __o->test_and_set(); |
| 1669 | } |
| 1670 | |
| 1671 | inline _LIBCPP_INLINE_VISIBILITY |
| 1672 | bool |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 1673 | atomic_flag_test_and_set(atomic_flag* __o) _NOEXCEPT |
Howard Hinnant | 770d1c4 | 2010-12-08 17:20:28 +0000 | [diff] [blame] | 1674 | { |
| 1675 | return __o->test_and_set(); |
| 1676 | } |
| 1677 | |
| 1678 | inline _LIBCPP_INLINE_VISIBILITY |
| 1679 | bool |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 1680 | atomic_flag_test_and_set_explicit(volatile atomic_flag* __o, memory_order __m) _NOEXCEPT |
Howard Hinnant | 770d1c4 | 2010-12-08 17:20:28 +0000 | [diff] [blame] | 1681 | { |
| 1682 | return __o->test_and_set(__m); |
| 1683 | } |
| 1684 | |
| 1685 | inline _LIBCPP_INLINE_VISIBILITY |
| 1686 | bool |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 1687 | atomic_flag_test_and_set_explicit(atomic_flag* __o, memory_order __m) _NOEXCEPT |
Howard Hinnant | 770d1c4 | 2010-12-08 17:20:28 +0000 | [diff] [blame] | 1688 | { |
| 1689 | return __o->test_and_set(__m); |
| 1690 | } |
| 1691 | |
| 1692 | inline _LIBCPP_INLINE_VISIBILITY |
| 1693 | void |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 1694 | atomic_flag_clear(volatile atomic_flag* __o) _NOEXCEPT |
Howard Hinnant | 770d1c4 | 2010-12-08 17:20:28 +0000 | [diff] [blame] | 1695 | { |
| 1696 | __o->clear(); |
| 1697 | } |
| 1698 | |
| 1699 | inline _LIBCPP_INLINE_VISIBILITY |
| 1700 | void |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 1701 | atomic_flag_clear(atomic_flag* __o) _NOEXCEPT |
Howard Hinnant | 770d1c4 | 2010-12-08 17:20:28 +0000 | [diff] [blame] | 1702 | { |
| 1703 | __o->clear(); |
| 1704 | } |
| 1705 | |
| 1706 | inline _LIBCPP_INLINE_VISIBILITY |
| 1707 | void |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 1708 | atomic_flag_clear_explicit(volatile atomic_flag* __o, memory_order __m) _NOEXCEPT |
Howard Hinnant | 770d1c4 | 2010-12-08 17:20:28 +0000 | [diff] [blame] | 1709 | { |
| 1710 | __o->clear(__m); |
| 1711 | } |
| 1712 | |
| 1713 | inline _LIBCPP_INLINE_VISIBILITY |
| 1714 | void |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 1715 | atomic_flag_clear_explicit(atomic_flag* __o, memory_order __m) _NOEXCEPT |
Howard Hinnant | 770d1c4 | 2010-12-08 17:20:28 +0000 | [diff] [blame] | 1716 | { |
| 1717 | __o->clear(__m); |
| 1718 | } |
| 1719 | |
| 1720 | // fences |
| 1721 | |
| 1722 | inline _LIBCPP_INLINE_VISIBILITY |
| 1723 | void |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 1724 | atomic_thread_fence(memory_order __m) _NOEXCEPT |
Howard Hinnant | 770d1c4 | 2010-12-08 17:20:28 +0000 | [diff] [blame] | 1725 | { |
Richard Smith | 6186c7f | 2012-04-11 18:55:46 +0000 | [diff] [blame] | 1726 | __c11_atomic_thread_fence(__m); |
Howard Hinnant | 770d1c4 | 2010-12-08 17:20:28 +0000 | [diff] [blame] | 1727 | } |
| 1728 | |
| 1729 | inline _LIBCPP_INLINE_VISIBILITY |
| 1730 | void |
Howard Hinnant | 300c67a | 2012-04-11 20:14:21 +0000 | [diff] [blame] | 1731 | atomic_signal_fence(memory_order __m) _NOEXCEPT |
Howard Hinnant | 770d1c4 | 2010-12-08 17:20:28 +0000 | [diff] [blame] | 1732 | { |
Richard Smith | 6186c7f | 2012-04-11 18:55:46 +0000 | [diff] [blame] | 1733 | __c11_atomic_signal_fence(__m); |
Howard Hinnant | 770d1c4 | 2010-12-08 17:20:28 +0000 | [diff] [blame] | 1734 | } |
| 1735 | |
Howard Hinnant | d2f6afb | 2010-12-07 23:24:41 +0000 | [diff] [blame] | 1736 | // Atomics for standard typedef types |
| 1737 | |
Howard Hinnant | 6ae4705 | 2013-01-04 18:58:50 +0000 | [diff] [blame] | 1738 | typedef atomic<bool> atomic_bool; |
Howard Hinnant | d2f6afb | 2010-12-07 23:24:41 +0000 | [diff] [blame] | 1739 | typedef atomic<char> atomic_char; |
| 1740 | typedef atomic<signed char> atomic_schar; |
| 1741 | typedef atomic<unsigned char> atomic_uchar; |
| 1742 | typedef atomic<short> atomic_short; |
| 1743 | typedef atomic<unsigned short> atomic_ushort; |
| 1744 | typedef atomic<int> atomic_int; |
| 1745 | typedef atomic<unsigned int> atomic_uint; |
| 1746 | typedef atomic<long> atomic_long; |
| 1747 | typedef atomic<unsigned long> atomic_ulong; |
| 1748 | typedef atomic<long long> atomic_llong; |
| 1749 | typedef atomic<unsigned long long> atomic_ullong; |
| 1750 | typedef atomic<char16_t> atomic_char16_t; |
| 1751 | typedef atomic<char32_t> atomic_char32_t; |
| 1752 | typedef atomic<wchar_t> atomic_wchar_t; |
| 1753 | |
| 1754 | typedef atomic<int_least8_t> atomic_int_least8_t; |
| 1755 | typedef atomic<uint_least8_t> atomic_uint_least8_t; |
| 1756 | typedef atomic<int_least16_t> atomic_int_least16_t; |
| 1757 | typedef atomic<uint_least16_t> atomic_uint_least16_t; |
| 1758 | typedef atomic<int_least32_t> atomic_int_least32_t; |
| 1759 | typedef atomic<uint_least32_t> atomic_uint_least32_t; |
| 1760 | typedef atomic<int_least64_t> atomic_int_least64_t; |
| 1761 | typedef atomic<uint_least64_t> atomic_uint_least64_t; |
| 1762 | |
| 1763 | typedef atomic<int_fast8_t> atomic_int_fast8_t; |
| 1764 | typedef atomic<uint_fast8_t> atomic_uint_fast8_t; |
| 1765 | typedef atomic<int_fast16_t> atomic_int_fast16_t; |
| 1766 | typedef atomic<uint_fast16_t> atomic_uint_fast16_t; |
| 1767 | typedef atomic<int_fast32_t> atomic_int_fast32_t; |
| 1768 | typedef atomic<uint_fast32_t> atomic_uint_fast32_t; |
| 1769 | typedef atomic<int_fast64_t> atomic_int_fast64_t; |
| 1770 | typedef atomic<uint_fast64_t> atomic_uint_fast64_t; |
| 1771 | |
| 1772 | typedef atomic<intptr_t> atomic_intptr_t; |
| 1773 | typedef atomic<uintptr_t> atomic_uintptr_t; |
| 1774 | typedef atomic<size_t> atomic_size_t; |
| 1775 | typedef atomic<ptrdiff_t> atomic_ptrdiff_t; |
| 1776 | typedef atomic<intmax_t> atomic_intmax_t; |
| 1777 | typedef atomic<uintmax_t> atomic_uintmax_t; |
| 1778 | |
Howard Hinnant | 767ae2b | 2010-09-29 21:20:03 +0000 | [diff] [blame] | 1779 | #define ATOMIC_FLAG_INIT {false} |
Howard Hinnant | 611fdaf | 2010-10-04 18:52:54 +0000 | [diff] [blame] | 1780 | #define ATOMIC_VAR_INIT(__v) {__v} |
| 1781 | |
Dan Albert | 1d4a1ed | 2016-05-25 22:36:09 -0700 | [diff] [blame^] | 1782 | // lock-free property |
| 1783 | |
| 1784 | #define ATOMIC_BOOL_LOCK_FREE __GCC_ATOMIC_BOOL_LOCK_FREE |
| 1785 | #define ATOMIC_CHAR_LOCK_FREE __GCC_ATOMIC_CHAR_LOCK_FREE |
| 1786 | #define ATOMIC_CHAR16_T_LOCK_FREE __GCC_ATOMIC_CHAR16_T_LOCK_FREE |
| 1787 | #define ATOMIC_CHAR32_T_LOCK_FREE __GCC_ATOMIC_CHAR32_T_LOCK_FREE |
| 1788 | #define ATOMIC_WCHAR_T_LOCK_FREE __GCC_ATOMIC_WCHAR_T_LOCK_FREE |
| 1789 | #define ATOMIC_SHORT_LOCK_FREE __GCC_ATOMIC_SHORT_LOCK_FREE |
| 1790 | #define ATOMIC_INT_LOCK_FREE __GCC_ATOMIC_INT_LOCK_FREE |
| 1791 | #define ATOMIC_LONG_LOCK_FREE __GCC_ATOMIC_LONG_LOCK_FREE |
| 1792 | #define ATOMIC_LLONG_LOCK_FREE __GCC_ATOMIC_LLONG_LOCK_FREE |
| 1793 | #define ATOMIC_POINTER_LOCK_FREE __GCC_ATOMIC_POINTER_LOCK_FREE |
| 1794 | |
| 1795 | #endif // !__has_feature(cxx_atomic) |
| 1796 | |
Howard Hinnant | 8f73c63 | 2010-09-27 21:17:38 +0000 | [diff] [blame] | 1797 | _LIBCPP_END_NAMESPACE_STD |
| 1798 | |
Dan Albert | 1d4a1ed | 2016-05-25 22:36:09 -0700 | [diff] [blame^] | 1799 | #endif // !_LIBCPP_HAS_NO_THREADS |
| 1800 | |
Howard Hinnant | 8f73c63 | 2010-09-27 21:17:38 +0000 | [diff] [blame] | 1801 | #endif // _LIBCPP_ATOMIC |