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/*
* Copyright 2014 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#ifndef SkBarriers_tsan_DEFINED
#define SkBarriers_tsan_DEFINED
static inline void sk_compiler_barrier() { asm volatile("" : : : "memory"); }
template <typename T>
T sk_acquire_load(T* ptr) {
SkASSERT(__atomic_always_lock_free(sizeof(T), ptr));
return __atomic_load_n(ptr, __ATOMIC_ACQUIRE);
}
template <typename T>
T sk_consume_load(T* ptr) {
SkASSERT(__atomic_always_lock_free(sizeof(T), ptr));
return __atomic_load_n(ptr, __ATOMIC_CONSUME);
}
template <typename T>
void sk_release_store(T* ptr, T val) {
SkASSERT(__atomic_always_lock_free(sizeof(T), ptr));
return __atomic_store_n(ptr, val, __ATOMIC_RELEASE);
}
#endif//SkBarriers_tsan_DEFINED
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