1 // C compatibility header <stdatomic.h> -*- C++ -*-
2
3 // Copyright The GNU Toolchain Authors.
4 //
5 // This file is part of the GNU ISO C++ Library. This library is free
6 // software; you can redistribute it and/or modify it under the
7 // terms of the GNU General Public License as published by the
8 // Free Software Foundation; either version 3, or (at your option)
9 // any later version.
10
11 // This library is distributed in the hope that it will be useful,
12 // but WITHOUT ANY WARRANTY; without even the implied warranty of
13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 // GNU General Public License for more details.
15
16 // Under Section 7 of GPL version 3, you are granted additional
17 // permissions described in the GCC Runtime Library Exception, version
18 // 3.1, as published by the Free Software Foundation.
19
20 // You should have received a copy of the GNU General Public License and
21 // a copy of the GCC Runtime Library Exception along with this program;
22 // see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
23 // <http://www.gnu.org/licenses/>.
24
25 /** @file include/stdatomic.h
26 * This is a Standard C++ Library header.
27 */
28
29 #ifndef _GLIBCXX_STDATOMIC_H
30 #define _GLIBCXX_STDATOMIC_H
31
32 #if __cplusplus > 202002L
33 #include <atomic>
34
35 #define __cpp_lib_stdatomic_h 202011L
36
37 #define _Atomic(_Tp) std::atomic<_Tp>
38
39 using std::memory_order;
40 using std::memory_order_relaxed;
41 using std::memory_order_consume;
42 using std::memory_order_acquire;
43 using std::memory_order_release;
44 using std::memory_order_acq_rel;
45 using std::memory_order_seq_cst;
46 using std::atomic_flag;
47 using std::atomic_bool;
48 using std::atomic_char;
49 using std::atomic_schar;
50 using std::atomic_uchar;
51 using std::atomic_short;
52 using std::atomic_ushort;
53 using std::atomic_int;
54 using std::atomic_uint;
55 using std::atomic_long;
56 using std::atomic_ulong;
57 using std::atomic_llong;
58 using std::atomic_ullong;
59 #ifdef _GLIBCXX_USE_CHAR8_T
60 using std::atomic_char8_t;
61 #endif
62 using std::atomic_char16_t;
63 using std::atomic_char32_t;
64 using std::atomic_wchar_t;
65 #ifdef _GLIBCXX_USE_C99_STDINT_TR1
66 using std::atomic_int8_t;
67 using std::atomic_uint8_t;
68 using std::atomic_int16_t;
69 using std::atomic_uint16_t;
70 using std::atomic_int32_t;
71 using std::atomic_uint32_t;
72 using std::atomic_int64_t;
73 using std::atomic_uint64_t;
74 using std::atomic_int_least8_t;
75 using std::atomic_uint_least8_t;
76 using std::atomic_int_least16_t;
77 using std::atomic_uint_least16_t;
78 using std::atomic_int_least32_t;
79 using std::atomic_uint_least32_t;
80 using std::atomic_int_least64_t;
81 using std::atomic_uint_least64_t;
82 using std::atomic_int_fast8_t;
83 using std::atomic_uint_fast8_t;
84 using std::atomic_int_fast16_t;
85 using std::atomic_uint_fast16_t;
86 using std::atomic_int_fast32_t;
87 using std::atomic_uint_fast32_t;
88 using std::atomic_int_fast64_t;
89 using std::atomic_uint_fast64_t;
90 #endif
91 using std::atomic_intptr_t;
92 using std::atomic_uintptr_t;
93 using std::atomic_size_t;
94 using std::atomic_ptrdiff_t;
95 #ifdef _GLIBCXX_USE_C99_STDINT_TR1
96 using std::atomic_intmax_t;
97 using std::atomic_uintmax_t;
98 #endif
99 using std::atomic_is_lock_free;
100 using std::atomic_load;
101 using std::atomic_load_explicit;
102 using std::atomic_store;
103 using std::atomic_store_explicit;
104 using std::atomic_exchange;
105 using std::atomic_exchange_explicit;
106 using std::atomic_compare_exchange_strong;
107 using std::atomic_compare_exchange_strong_explicit;
108 using std::atomic_compare_exchange_weak;
109 using std::atomic_compare_exchange_weak_explicit;
110 using std::atomic_fetch_add;
111 using std::atomic_fetch_add_explicit;
112 using std::atomic_fetch_sub;
113 using std::atomic_fetch_sub_explicit;
114 using std::atomic_fetch_or;
115 using std::atomic_fetch_or_explicit;
116 using std::atomic_fetch_xor;
117 using std::atomic_fetch_xor_explicit;
118 using std::atomic_fetch_and;
119 using std::atomic_fetch_and_explicit;
120 using std::atomic_flag_test_and_set;
121 using std::atomic_flag_test_and_set_explicit;
122 using std::atomic_flag_clear;
123 using std::atomic_flag_clear_explicit;
124 using std::atomic_thread_fence;
125 using std::atomic_signal_fence;
126
127 #elif defined __clang__
128 # include_next <stdatomic.h>
129 #endif // C++23
130 #endif // _GLIBCXX_STDATOMIC_H