void ponyint_messageq_destroy(messageq_t* q)
{
pony_msg_t* tail = q->tail;
assert(((uintptr_t)q->head & ~(uintptr_t)1) == (uintptr_t)tail);
ponyint_pool_free(tail->size, tail);
q->head = NULL;
q->tail = NULL;
}
void ponyint_messageq_destroy(messageq_t* q)
{
pony_msg_t* tail = q->tail;
assert((((uintptr_t)atomic_load_explicit(&q->head, memory_order_acquire) &
~(uintptr_t)1)) == (uintptr_t)tail);
ponyint_pool_free(tail->index, tail);
atomic_store_explicit(&q->head, NULL, memory_order_relaxed);
q->tail = NULL;
}
void ponyint_messageq_destroy(messageq_t* q)
{
pony_msg_t* tail = q->tail;
pony_assert((((uintptr_t)atomic_load_explicit(&q->head, memory_order_relaxed) &
~(uintptr_t)1)) == (uintptr_t)tail);
#ifdef USE_VALGRIND
ANNOTATE_HAPPENS_BEFORE_FORGET_ALL(tail);
#endif
ponyint_pool_free(tail->index, tail);
atomic_store_explicit(&q->head, NULL, memory_order_relaxed);
q->tail = NULL;
}
pony_msg_t* ponyint_messageq_pop(messageq_t* q)
{
pony_msg_t* tail = q->tail;
pony_msg_t* next = _atomic_load(&tail->next);
if(next != NULL)
{
q->tail = next;
ponyint_pool_free(tail->size, tail);
}
return next;
}
pony_msg_t* ponyint_messageq_pop(messageq_t* q)
{
pony_msg_t* tail = q->tail;
pony_msg_t* next = atomic_load_explicit(&tail->next, memory_order_acquire);
if(next != NULL)
{
q->tail = next;
ponyint_pool_free(tail->index, tail);
}
return next;
}
pony_msg_t* ponyint_messageq_pop(messageq_t* q)
{
pony_msg_t* tail = q->tail;
pony_msg_t* next = atomic_load_explicit(&tail->next, memory_order_relaxed);
if(next != NULL)
{
q->tail = next;
atomic_thread_fence(memory_order_acquire);
#ifdef USE_VALGRIND
ANNOTATE_HAPPENS_AFTER(&tail->next);
ANNOTATE_HAPPENS_BEFORE_FORGET_ALL(tail);
#endif
ponyint_pool_free(tail->index, tail);
}
return next;
}
