xref: /aosp_15_r20/external/libdav1d/include/compat/gcc/stdatomic.h (revision c09093415860a1c2373dacd84c4fde00c507cdfd)
1*c0909341SAndroid Build Coastguard Worker /*
2*c0909341SAndroid Build Coastguard Worker * Copyright © 2018, VideoLAN and dav1d authors
3*c0909341SAndroid Build Coastguard Worker * All rights reserved.
4*c0909341SAndroid Build Coastguard Worker *
5*c0909341SAndroid Build Coastguard Worker * Redistribution and use in source and binary forms, with or without
6*c0909341SAndroid Build Coastguard Worker * modification, are permitted provided that the following conditions are met:
7*c0909341SAndroid Build Coastguard Worker *
8*c0909341SAndroid Build Coastguard Worker * 1. Redistributions of source code must retain the above copyright notice, this
9*c0909341SAndroid Build Coastguard Worker *    list of conditions and the following disclaimer.
10*c0909341SAndroid Build Coastguard Worker *
11*c0909341SAndroid Build Coastguard Worker * 2. Redistributions in binary form must reproduce the above copyright notice,
12*c0909341SAndroid Build Coastguard Worker *    this list of conditions and the following disclaimer in the documentation
13*c0909341SAndroid Build Coastguard Worker *    and/or other materials provided with the distribution.
14*c0909341SAndroid Build Coastguard Worker *
15*c0909341SAndroid Build Coastguard Worker * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
16*c0909341SAndroid Build Coastguard Worker * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
17*c0909341SAndroid Build Coastguard Worker * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
18*c0909341SAndroid Build Coastguard Worker * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
19*c0909341SAndroid Build Coastguard Worker * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
20*c0909341SAndroid Build Coastguard Worker * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
21*c0909341SAndroid Build Coastguard Worker * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
22*c0909341SAndroid Build Coastguard Worker * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
23*c0909341SAndroid Build Coastguard Worker * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
24*c0909341SAndroid Build Coastguard Worker * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
25*c0909341SAndroid Build Coastguard Worker */
26*c0909341SAndroid Build Coastguard Worker 
27*c0909341SAndroid Build Coastguard Worker #ifndef GCCVER_STDATOMIC_H_
28*c0909341SAndroid Build Coastguard Worker #define GCCVER_STDATOMIC_H_
29*c0909341SAndroid Build Coastguard Worker 
30*c0909341SAndroid Build Coastguard Worker #if !defined(__cplusplus)
31*c0909341SAndroid Build Coastguard Worker 
32*c0909341SAndroid Build Coastguard Worker typedef int atomic_int;
33*c0909341SAndroid Build Coastguard Worker typedef unsigned int atomic_uint;
34*c0909341SAndroid Build Coastguard Worker 
35*c0909341SAndroid Build Coastguard Worker #define memory_order_relaxed __ATOMIC_RELAXED
36*c0909341SAndroid Build Coastguard Worker #define memory_order_acquire __ATOMIC_ACQUIRE
37*c0909341SAndroid Build Coastguard Worker 
38*c0909341SAndroid Build Coastguard Worker #define atomic_init(p_a, v)           do { *(p_a) = (v); } while(0)
39*c0909341SAndroid Build Coastguard Worker #define atomic_store(p_a, v)          __atomic_store_n(p_a, v, __ATOMIC_SEQ_CST)
40*c0909341SAndroid Build Coastguard Worker #define atomic_load(p_a)              __atomic_load_n(p_a, __ATOMIC_SEQ_CST)
41*c0909341SAndroid Build Coastguard Worker #define atomic_load_explicit(p_a, mo) __atomic_load_n(p_a, mo)
42*c0909341SAndroid Build Coastguard Worker #define atomic_fetch_add(p_a, inc)    __atomic_fetch_add(p_a, inc, __ATOMIC_SEQ_CST)
43*c0909341SAndroid Build Coastguard Worker #define atomic_fetch_add_explicit(p_a, inc, mo) __atomic_fetch_add(p_a, inc, mo)
44*c0909341SAndroid Build Coastguard Worker #define atomic_fetch_sub(p_a, dec)    __atomic_fetch_sub(p_a, dec, __ATOMIC_SEQ_CST)
45*c0909341SAndroid Build Coastguard Worker #define atomic_exchange(p_a, v)       __atomic_exchange_n(p_a, v, __ATOMIC_SEQ_CST)
46*c0909341SAndroid Build Coastguard Worker #define atomic_fetch_or(p_a, v)       __atomic_fetch_or(p_a, v, __ATOMIC_SEQ_CST)
47*c0909341SAndroid Build Coastguard Worker #define atomic_compare_exchange_strong(p_a, expected, desired) __atomic_compare_exchange_n(p_a, expected, desired, 0, __ATOMIC_SEQ_CST, __ATOMIC_SEQ_CST)
48*c0909341SAndroid Build Coastguard Worker 
49*c0909341SAndroid Build Coastguard Worker #endif /* !defined(__cplusplus) */
50*c0909341SAndroid Build Coastguard Worker 
51*c0909341SAndroid Build Coastguard Worker #endif /* GCCVER_STDATOMIC_H_ */
52