mirror of https://github.com/yandex/odyssey.git
74 lines
1.3 KiB
C
74 lines
1.3 KiB
C
#ifndef OD_ATOMIC_H
|
|
#define OD_ATOMIC_H
|
|
|
|
/*
|
|
* Odyssey.
|
|
*
|
|
* Scalable PostgreSQL connection pooler.
|
|
*/
|
|
|
|
typedef volatile uint32_t od_atomic_u32_t;
|
|
typedef volatile uint64_t od_atomic_u64_t;
|
|
|
|
static inline uint32_t
|
|
od_atomic_u32_of(od_atomic_u32_t *atomic)
|
|
{
|
|
return __sync_fetch_and_add(atomic, 0);
|
|
}
|
|
|
|
static inline void
|
|
od_atomic_u32_inc(od_atomic_u32_t *atomic)
|
|
{
|
|
__sync_fetch_and_add(atomic, 1);
|
|
}
|
|
|
|
static inline void
|
|
od_atomic_u32_dec(od_atomic_u32_t *atomic)
|
|
{
|
|
__sync_fetch_and_sub(atomic, 1);
|
|
}
|
|
|
|
static inline void
|
|
od_atomic_u32_add(od_atomic_u32_t *atomic, uint32_t value)
|
|
{
|
|
__sync_add_and_fetch(atomic, value);
|
|
}
|
|
|
|
static inline void
|
|
od_atomic_u32_sub(od_atomic_u32_t *atomic, uint32_t value)
|
|
{
|
|
__sync_sub_and_fetch(atomic, value);
|
|
}
|
|
|
|
static inline uint32_t
|
|
od_atomic_u64_of(od_atomic_u64_t *atomic)
|
|
{
|
|
return __sync_fetch_and_add(atomic, 0);
|
|
}
|
|
|
|
static inline void
|
|
od_atomic_u64_inc(od_atomic_u64_t *atomic)
|
|
{
|
|
__sync_fetch_and_add(atomic, 1);
|
|
}
|
|
|
|
static inline void
|
|
od_atomic_u64_dec(od_atomic_u64_t *atomic)
|
|
{
|
|
__sync_fetch_and_sub(atomic, 1);
|
|
}
|
|
|
|
static inline void
|
|
od_atomic_u64_add(od_atomic_u64_t *atomic, uint64_t value)
|
|
{
|
|
__sync_add_and_fetch(atomic, value);
|
|
}
|
|
|
|
static inline void
|
|
od_atomic_u64_sub(od_atomic_u64_t *atomic, uint64_t value)
|
|
{
|
|
__sync_sub_and_fetch(atomic, value);
|
|
}
|
|
|
|
#endif /* OD_ATOMIC_H */
|