diff options
Diffstat (limited to 'common/atomic.h')
| -rw-r--r-- | common/atomic.h | 17 |
1 files changed, 8 insertions, 9 deletions
diff --git a/common/atomic.h b/common/atomic.h index 5e46436f..d1557ffb 100644 --- a/common/atomic.h +++ b/common/atomic.h @@ -74,17 +74,16 @@ using std::atomic_thread_fence; ATOMIC_COMPARE_EXCHANGE_WEAK(_val, _oldval, _newval, almemory_order_seq_cst, almemory_order_seq_cst) -typedef unsigned int uint; -typedef ATOMIC(uint) RefCount; +using RefCount = std::atomic<unsigned int>; -inline void InitRef(RefCount *ptr, uint value) +inline void InitRef(RefCount *ptr, unsigned int value) { ATOMIC_INIT(ptr, value); } -inline uint ReadRef(RefCount *ptr) -{ return ATOMIC_LOAD(ptr, almemory_order_acquire); } -inline uint IncrementRef(RefCount *ptr) -{ return ATOMIC_ADD(ptr, 1u, almemory_order_acq_rel)+1; } -inline uint DecrementRef(RefCount *ptr) -{ return ATOMIC_SUB(ptr, 1u, almemory_order_acq_rel)-1; } +inline unsigned int ReadRef(RefCount *ptr) +{ return ptr->load(std::memory_order_acquire); } +inline unsigned int IncrementRef(RefCount *ptr) +{ return ptr->fetch_add(1u, std::memory_order_acq_rel)+1u; } +inline unsigned int DecrementRef(RefCount *ptr) +{ return ptr->fetch_sub(1u, std::memory_order_acq_rel)-1u; } /* WARNING: A livelock is theoretically possible if another thread keeps |