diff options
Diffstat (limited to 'third_party/dav1d/include/compat/gcc')
| -rw-r--r-- | third_party/dav1d/include/compat/gcc/stdatomic.h | 51 |
1 files changed, 51 insertions, 0 deletions
diff --git a/third_party/dav1d/include/compat/gcc/stdatomic.h b/third_party/dav1d/include/compat/gcc/stdatomic.h new file mode 100644 index 0000000000..29f906321f --- /dev/null +++ b/third_party/dav1d/include/compat/gcc/stdatomic.h @@ -0,0 +1,51 @@ +/* +* Copyright © 2018, VideoLAN and dav1d authors +* All rights reserved. +* +* Redistribution and use in source and binary forms, with or without +* modification, are permitted provided that the following conditions are met: +* +* 1. Redistributions of source code must retain the above copyright notice, this +* list of conditions and the following disclaimer. +* +* 2. Redistributions in binary form must reproduce the above copyright notice, +* this list of conditions and the following disclaimer in the documentation +* and/or other materials provided with the distribution. +* +* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND +* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED +* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE +* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR +* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES +* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; +* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND +* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS +* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +*/ + +#ifndef GCCVER_STDATOMIC_H_ +#define GCCVER_STDATOMIC_H_ + +#if !defined(__cplusplus) + +typedef int atomic_int; +typedef unsigned int atomic_uint; + +#define memory_order_relaxed __ATOMIC_RELAXED +#define memory_order_acquire __ATOMIC_ACQUIRE + +#define atomic_init(p_a, v) do { *(p_a) = (v); } while(0) +#define atomic_store(p_a, v) __atomic_store_n(p_a, v, __ATOMIC_SEQ_CST) +#define atomic_load(p_a) __atomic_load_n(p_a, __ATOMIC_SEQ_CST) +#define atomic_load_explicit(p_a, mo) __atomic_load_n(p_a, mo) +#define atomic_fetch_add(p_a, inc) __atomic_fetch_add(p_a, inc, __ATOMIC_SEQ_CST) +#define atomic_fetch_add_explicit(p_a, inc, mo) __atomic_fetch_add(p_a, inc, mo) +#define atomic_fetch_sub(p_a, dec) __atomic_fetch_sub(p_a, dec, __ATOMIC_SEQ_CST) +#define atomic_exchange(p_a, v) __atomic_exchange_n(p_a, v, __ATOMIC_SEQ_CST) +#define atomic_fetch_or(p_a, v) __atomic_fetch_or(p_a, v, __ATOMIC_SEQ_CST) +#define atomic_compare_exchange_strong(p_a, expected, desired) __atomic_compare_exchange_n(p_a, expected, desired, 0, __ATOMIC_SEQ_CST, __ATOMIC_SEQ_CST) + +#endif /* !defined(__cplusplus) */ + +#endif /* GCCVER_STDATOMIC_H_ */ |