odissey: introduce atomic.h

This commit is contained in:
Dmitry Simonenko 2017-08-08 16:50:28 +03:00
parent 5b84e23bbc
commit 936bcecc50
1 changed files with 61 additions and 0 deletions

61
sources/atomic.h Normal file
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#ifndef OD_ATOMIC_H
#define OD_ATOMIC_H
/*
* Odissey.
*
* Advanced PostgreSQL connection pooler.
*/
typedef volatile uint32_t od_atomic_u32_t;
typedef volatile uint64_t od_atomic_u64_t;
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 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 */