diff options
| author | Chris Robinson <[email protected]> | 2014-05-27 15:48:15 -0700 |
|---|---|---|
| committer | Chris Robinson <[email protected]> | 2014-05-27 15:48:15 -0700 |
| commit | 73614f228eda86e9dc074540989a11a4fd7fb9e9 (patch) | |
| tree | f06a99caeba3556be3275ad69f4abcd2e4f1d2ff /common/atomic.c | |
| parent | fd62868c17ce1b7c0a68c6615c0392b09c3661cd (diff) | |
Add methods to exchange and compare-exchange RefCount values
Diffstat (limited to 'common/atomic.c')
| -rw-r--r-- | common/atomic.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/common/atomic.c b/common/atomic.c index 95b8f835..634587e4 100644 --- a/common/atomic.c +++ b/common/atomic.c @@ -8,6 +8,8 @@ extern inline void InitRef(volatile RefCount *ptr, uint value); extern inline uint ReadRef(volatile RefCount *ptr); extern inline uint IncrementRef(volatile RefCount *ptr); extern inline uint DecrementRef(volatile RefCount *ptr); +extern inline uint ExchangeRef(volatile RefCount *ptr, uint newval); +extern inline uint CompExchangeRef(volatile RefCount *ptr, uint oldval, uint newval); extern inline int ExchangeInt(volatile int *ptr, int newval); extern inline void *ExchangePtr(XchgPtr *ptr, void *newval); extern inline int CompExchangeInt(volatile int *ptr, int oldval, int newval); |