Atomic.pointerXor

Performs an atomic bitwise 'xor' of the value of atomic and val, storing the result back in atomic.

Think of this operation as an atomic version of { tmp = *atomic; *atomic ^= val; return tmp; }.

This call acts as a full compiler and hardware memory barrier.

struct Atomic
static
size_t
pointerXor
(
void* atomic
,
size_t val
)

Parameters

atomic void*

a pointer to a [gpointer-sized|gpointer-sized] value

val size_t

the value to 'xor'

Return Value

Type: size_t

the value of atomic before the operation, unsigned

Meta

Since

2.30