10 #ifndef __CLANG_STDATOMIC_H
11 #define __CLANG_STDATOMIC_H
21 #if __STDC_HOSTED__ && \
22 __has_include_next(<stdatomic.h>) && \
23 (!defined(_MSC_VER) || (defined(__cplusplus) && __cplusplus >= 202002L))
24 # include_next <stdatomic.h>
36 #define ATOMIC_BOOL_LOCK_FREE __CLANG_ATOMIC_BOOL_LOCK_FREE
37 #define ATOMIC_CHAR_LOCK_FREE __CLANG_ATOMIC_CHAR_LOCK_FREE
38 #define ATOMIC_CHAR16_T_LOCK_FREE __CLANG_ATOMIC_CHAR16_T_LOCK_FREE
39 #define ATOMIC_CHAR32_T_LOCK_FREE __CLANG_ATOMIC_CHAR32_T_LOCK_FREE
40 #define ATOMIC_WCHAR_T_LOCK_FREE __CLANG_ATOMIC_WCHAR_T_LOCK_FREE
41 #define ATOMIC_SHORT_LOCK_FREE __CLANG_ATOMIC_SHORT_LOCK_FREE
42 #define ATOMIC_INT_LOCK_FREE __CLANG_ATOMIC_INT_LOCK_FREE
43 #define ATOMIC_LONG_LOCK_FREE __CLANG_ATOMIC_LONG_LOCK_FREE
44 #define ATOMIC_LLONG_LOCK_FREE __CLANG_ATOMIC_LLONG_LOCK_FREE
45 #define ATOMIC_POINTER_LOCK_FREE __CLANG_ATOMIC_POINTER_LOCK_FREE
49 #define ATOMIC_VAR_INIT(value) (value)
50 #if ((defined(__STDC_VERSION__) && __STDC_VERSION__ >= 201710L) || \
51 (defined(__cplusplus) && __cplusplus >= 202002L)) && \
52 !defined(_CLANG_DISABLE_CRT_DEPRECATION_WARNINGS)
54 #pragma clang deprecated(ATOMIC_VAR_INIT)
56 #define atomic_init __c11_atomic_init
69 #define kill_dependency(y) (y)
77 #define atomic_thread_fence(order) __c11_atomic_thread_fence(order)
78 #define atomic_signal_fence(order) __c11_atomic_signal_fence(order)
82 #define atomic_is_lock_free(obj) __c11_atomic_is_lock_free(sizeof(*(obj)))
87 typedef _Atomic(
bool) atomic_bool;
89 typedef _Atomic(_Bool) atomic_bool;
91 typedef _Atomic(
char) atomic_char;
92 typedef _Atomic(
signed char) atomic_schar;
93 typedef _Atomic(
unsigned char) atomic_uchar;
94 typedef _Atomic(
short) atomic_short;
95 typedef _Atomic(
unsigned short) atomic_ushort;
96 typedef _Atomic(
int) atomic_int;
97 typedef _Atomic(
unsigned int) atomic_uint;
98 typedef _Atomic(
long) atomic_long;
99 typedef _Atomic(
unsigned long) atomic_ulong;
100 typedef _Atomic(
long long) atomic_llong;
101 typedef _Atomic(
unsigned long long) atomic_ullong;
102 typedef _Atomic(uint_least16_t) atomic_char16_t;
103 typedef _Atomic(uint_least32_t) atomic_char32_t;
104 typedef _Atomic(
wchar_t) atomic_wchar_t;
105 typedef _Atomic(int_least8_t) atomic_int_least8_t;
106 typedef _Atomic(uint_least8_t) atomic_uint_least8_t;
107 typedef _Atomic(int_least16_t) atomic_int_least16_t;
108 typedef _Atomic(uint_least16_t) atomic_uint_least16_t;
109 typedef _Atomic(int_least32_t) atomic_int_least32_t;
110 typedef _Atomic(uint_least32_t) atomic_uint_least32_t;
111 typedef _Atomic(int_least64_t) atomic_int_least64_t;
112 typedef _Atomic(uint_least64_t) atomic_uint_least64_t;
113 typedef _Atomic(int_fast8_t) atomic_int_fast8_t;
114 typedef _Atomic(uint_fast8_t) atomic_uint_fast8_t;
115 typedef _Atomic(int_fast16_t) atomic_int_fast16_t;
116 typedef _Atomic(uint_fast16_t) atomic_uint_fast16_t;
117 typedef _Atomic(int_fast32_t) atomic_int_fast32_t;
118 typedef _Atomic(uint_fast32_t) atomic_uint_fast32_t;
119 typedef _Atomic(int_fast64_t) atomic_int_fast64_t;
120 typedef _Atomic(uint_fast64_t) atomic_uint_fast64_t;
123 typedef _Atomic(
size_t) atomic_size_t;
130 #define atomic_store(object, desired) __c11_atomic_store(object, desired, __ATOMIC_SEQ_CST)
131 #define atomic_store_explicit __c11_atomic_store
133 #define atomic_load(object) __c11_atomic_load(object, __ATOMIC_SEQ_CST)
134 #define atomic_load_explicit __c11_atomic_load
136 #define atomic_exchange(object, desired) __c11_atomic_exchange(object, desired, __ATOMIC_SEQ_CST)
137 #define atomic_exchange_explicit __c11_atomic_exchange
139 #define atomic_compare_exchange_strong(object, expected, desired) __c11_atomic_compare_exchange_strong(object, expected, desired, __ATOMIC_SEQ_CST, __ATOMIC_SEQ_CST)
140 #define atomic_compare_exchange_strong_explicit __c11_atomic_compare_exchange_strong
142 #define atomic_compare_exchange_weak(object, expected, desired) __c11_atomic_compare_exchange_weak(object, expected, desired, __ATOMIC_SEQ_CST, __ATOMIC_SEQ_CST)
143 #define atomic_compare_exchange_weak_explicit __c11_atomic_compare_exchange_weak
145 #define atomic_fetch_add(object, operand) __c11_atomic_fetch_add(object, operand, __ATOMIC_SEQ_CST)
146 #define atomic_fetch_add_explicit __c11_atomic_fetch_add
148 #define atomic_fetch_sub(object, operand) __c11_atomic_fetch_sub(object, operand, __ATOMIC_SEQ_CST)
149 #define atomic_fetch_sub_explicit __c11_atomic_fetch_sub
151 #define atomic_fetch_or(object, operand) __c11_atomic_fetch_or(object, operand, __ATOMIC_SEQ_CST)
152 #define atomic_fetch_or_explicit __c11_atomic_fetch_or
154 #define atomic_fetch_xor(object, operand) __c11_atomic_fetch_xor(object, operand, __ATOMIC_SEQ_CST)
155 #define atomic_fetch_xor_explicit __c11_atomic_fetch_xor
157 #define atomic_fetch_and(object, operand) __c11_atomic_fetch_and(object, operand, __ATOMIC_SEQ_CST)
158 #define atomic_fetch_and_explicit __c11_atomic_fetch_and
164 #define ATOMIC_FLAG_INIT { 0 }
177 #define atomic_flag_test_and_set(object) __c11_atomic_exchange(&(object)->_Value, 1, __ATOMIC_SEQ_CST)
178 #define atomic_flag_test_and_set_explicit(object, order) __c11_atomic_exchange(&(object)->_Value, 1, order)
180 #define atomic_flag_clear(object) __c11_atomic_store(&(object)->_Value, 0, __ATOMIC_SEQ_CST)
181 #define atomic_flag_clear_explicit(object, order) __c11_atomic_store(&(object)->_Value, 0, order)