void
atomic_add_32(volatile uint32_t *ptr, int32_t delta)
void
atomic_add_int(volatile unsigned int *ptr, int delta)
void
atomic_add_long(volatile unsigned long *ptr, long delta)
void
atomic_add_ptr(volatile void *ptr, ssize_t delta)
void
atomic_add_64(volatile uint64_t *ptr, int64_t delta)
uint32_t
atomic_add_32_nv(volatile uint32_t *ptr, int32_t delta)
unsigned int
atomic_add_int_nv(volatile unsigned int *ptr, int delta)
unsigned long
atomic_add_long_nv(volatile unsigned long *ptr, long delta)
void *
atomic_add_ptr_nv(volatile void *ptr, ssize_t delta)
uint64_t
atomic_add_64_nv(volatile uint64_t *ptr, int64_t delta)
delta
to the variable referenced by
ptr
in an atomic fashion.
The
*_nv()
variants of these functions return the new value.
The 64-bit variants of these functions are available only on platforms
that can support atomic 64-bit memory access.
Applications can check for the availability of 64-bit atomic memory
operations by testing if the pre-processor macro
__HAVE_ATOMIC64_OPS
is defined.