54 		dispatch_continuation_t dc, pthread_priority_t pp);
1821 	dispatch_continuation_t dc;  in _dispatch_force_cache_cleanup()  local
1822 	dc = _dispatch_thread_getspecific(dispatch_cache_key);  in _dispatch_force_cache_cleanup()
1823 	if (dc) {  in _dispatch_force_cache_cleanup()
1825 		_dispatch_cache_cleanup(dc);  in _dispatch_force_cache_cleanup()
1833 	dispatch_continuation_t dc, next_dc = value;  in _dispatch_cache_cleanup()  local
1835 	while ((dc = next_dc)) {  in _dispatch_cache_cleanup()
1836 		next_dc = dc->do_next;  in _dispatch_cache_cleanup()
1837 		_dispatch_continuation_free_to_heap(dc);  in _dispatch_cache_cleanup()
1846 _dispatch_continuation_free_to_cache_limit(dispatch_continuation_t dc)  in _dispatch_continuation_free_to_cache_limit()  argument
1848 	_dispatch_continuation_free_to_heap(dc);  in _dispatch_continuation_free_to_cache_limit()
1850 	dc = _dispatch_thread_getspecific(dispatch_cache_key);  in _dispatch_continuation_free_to_cache_limit()
1852 	if (!dc || (cnt = dc->dc_cache_cnt -  in _dispatch_continuation_free_to_cache_limit()
1857 		next_dc = dc->do_next;  in _dispatch_continuation_free_to_cache_limit()
1858 		_dispatch_continuation_free_to_heap(dc);  in _dispatch_continuation_free_to_cache_limit()
1859 	} while (--cnt && (dc = next_dc));  in _dispatch_continuation_free_to_cache_limit()
1868 	dispatch_continuation_t dc = dou._dc;  in _dispatch_continuation_redirect()  local
1871 	if (!DISPATCH_OBJ_IS_VTABLE(dc) &&  in _dispatch_continuation_redirect()
1872 			(long)dc->do_vtable & DISPATCH_OBJ_SYNC_SLOW_BIT) {  in _dispatch_continuation_redirect()
1875 				(_dispatch_thread_semaphore_t)dc->dc_other);  in _dispatch_continuation_redirect()
1878 		_dispatch_async_f_redirect(dq, dc,  in _dispatch_continuation_redirect()
2237 	dispatch_continuation_t dc = _dispatch_continuation_alloc_from_heap();  in _dispatch_barrier_async_f_slow()  local
2239 	dc->do_vtable = (void *)(DISPATCH_OBJ_ASYNC_BIT | DISPATCH_OBJ_BARRIER_BIT);  in _dispatch_barrier_async_f_slow()
2240 	dc->dc_func = func;  in _dispatch_barrier_async_f_slow()
2241 	dc->dc_ctxt = ctxt;  in _dispatch_barrier_async_f_slow()
2242 	_dispatch_continuation_voucher_set(dc, flags);  in _dispatch_barrier_async_f_slow()
2243 	_dispatch_continuation_priority_set(dc, pp, flags);  in _dispatch_barrier_async_f_slow()
2245 	pp = _dispatch_continuation_get_override_priority(dq, dc);  in _dispatch_barrier_async_f_slow()
2247 	_dispatch_queue_push(dq, dc, pp);  in _dispatch_barrier_async_f_slow()
2256 	dispatch_continuation_t dc;  in _dispatch_barrier_async_f2()  local
2258 	dc = fastpath(_dispatch_continuation_alloc_cacheonly());  in _dispatch_barrier_async_f2()
2259 	if (!dc) {  in _dispatch_barrier_async_f2()
2263 	dc->do_vtable = (void *)(DISPATCH_OBJ_ASYNC_BIT | DISPATCH_OBJ_BARRIER_BIT);  in _dispatch_barrier_async_f2()
2264 	dc->dc_func = func;  in _dispatch_barrier_async_f2()
2265 	dc->dc_ctxt = ctxt;  in _dispatch_barrier_async_f2()
2266 	_dispatch_continuation_voucher_set(dc, flags);  in _dispatch_barrier_async_f2()
2267 	_dispatch_continuation_priority_set(dc, pp, flags);  in _dispatch_barrier_async_f2()
2269 	pp = _dispatch_continuation_get_override_priority(dq, dc);  in _dispatch_barrier_async_f2()
2271 	_dispatch_queue_push(dq, dc, pp);  in _dispatch_barrier_async_f2()
2327 	struct dispatch_continuation_s *dc = ctxt;  in _dispatch_async_redirect_invoke()  local
2328 	struct dispatch_continuation_s *other_dc = dc->dc_other;  in _dispatch_async_redirect_invoke()
2329 	dispatch_queue_t old_dq, dq = dc->dc_data, rq;  in _dispatch_async_redirect_invoke()
2353 _dispatch_async_f_redirect2(dispatch_queue_t dq, dispatch_continuation_t dc,  in _dispatch_async_f_redirect2()  argument
2373 	_dispatch_queue_push_wakeup(dq, dc, pp, running == 0);  in _dispatch_async_f_redirect2()
2381 	dispatch_continuation_t dc = _dispatch_continuation_alloc();  in _dispatch_async_f_redirect()  local
2383 	dc->do_vtable = (void *)DISPATCH_OBJ_ASYNC_BIT;  in _dispatch_async_f_redirect()
2384 	dc->dc_func = _dispatch_async_redirect_invoke;  in _dispatch_async_f_redirect()
2385 	dc->dc_ctxt = dc;  in _dispatch_async_f_redirect()
2386 	dc->dc_data = dq;  in _dispatch_async_f_redirect()
2387 	dc->dc_other = other_dc;  in _dispatch_async_f_redirect()
2388 	dc->dc_priority = 0;  in _dispatch_async_f_redirect()
2389 	dc->dc_voucher = NULL;  in _dispatch_async_f_redirect()
2394 		return _dispatch_async_f_redirect2(dq, dc, pp);  in _dispatch_async_f_redirect()
2397 	_dispatch_queue_push(dq, dc, pp);  in _dispatch_async_f_redirect()
2402 _dispatch_async_f2(dispatch_queue_t dq, dispatch_continuation_t dc,  in _dispatch_async_f2()  argument
2418 			return _dispatch_async_f_redirect(dq, dc, pp);  in _dispatch_async_f2()
2424 	_dispatch_queue_push_wakeup(dq, dc, pp, running == 0);  in _dispatch_async_f2()
2433 	dispatch_continuation_t dc = _dispatch_continuation_alloc_from_heap();  in _dispatch_async_f_slow()  local
2435 	dc->do_vtable = (void *)DISPATCH_OBJ_ASYNC_BIT;  in _dispatch_async_f_slow()
2436 	dc->dc_func = func;  in _dispatch_async_f_slow()
2437 	dc->dc_ctxt = ctxt;  in _dispatch_async_f_slow()
2438 	_dispatch_continuation_voucher_set(dc, flags);  in _dispatch_async_f_slow()
2439 	_dispatch_continuation_priority_set(dc, pp, flags);  in _dispatch_async_f_slow()
2441 	pp = _dispatch_continuation_get_override_priority(dq, dc);  in _dispatch_async_f_slow()
2445 		return _dispatch_async_f2(dq, dc, pp);  in _dispatch_async_f_slow()
2448 	_dispatch_queue_push(dq, dc, pp);  in _dispatch_async_f_slow()
2456 	dispatch_continuation_t dc;  in _dispatch_async_f()  local
2463 	dc = fastpath(_dispatch_continuation_alloc_cacheonly());  in _dispatch_async_f()
2464 	if (!dc) {  in _dispatch_async_f()
2468 	dc->do_vtable = (void *)DISPATCH_OBJ_ASYNC_BIT;  in _dispatch_async_f()
2469 	dc->dc_func = func;  in _dispatch_async_f()
2470 	dc->dc_ctxt = ctxt;  in _dispatch_async_f()
2471 	_dispatch_continuation_voucher_set(dc, flags);  in _dispatch_async_f()
2472 	_dispatch_continuation_priority_set(dc, pp, flags);  in _dispatch_async_f()
2474 	pp = _dispatch_continuation_get_override_priority(dq, dc);  in _dispatch_async_f()
2478 		return _dispatch_async_f2(dq, dc, pp);  in _dispatch_async_f()
2481 	_dispatch_queue_push(dq, dc, pp);  in _dispatch_async_f()
2521 	dispatch_continuation_t dc;  in _dispatch_group_async_f()  local
2526 	dc = _dispatch_continuation_alloc();  in _dispatch_group_async_f()
2530 	dc->do_vtable = (void *)(DISPATCH_OBJ_ASYNC_BIT | DISPATCH_OBJ_GROUP_BIT |  in _dispatch_group_async_f()
2532 	dc->dc_func = func;  in _dispatch_group_async_f()
2533 	dc->dc_ctxt = ctxt;  in _dispatch_group_async_f()
2534 	dc->dc_data = dg;  in _dispatch_group_async_f()
2535 	_dispatch_continuation_voucher_set(dc, flags);  in _dispatch_group_async_f()
2536 	_dispatch_continuation_priority_set(dc, pp, flags);  in _dispatch_group_async_f()
2538 	pp = _dispatch_continuation_get_override_priority(dq, dc);  in _dispatch_group_async_f()
2542 		return _dispatch_async_f2(dq, dc, pp);  in _dispatch_group_async_f()
2545 	_dispatch_queue_push(dq, dc, pp);  in _dispatch_group_async_f()
2599 	dispatch_continuation_t dc = ctxt;  in _dispatch_sync_recurse_invoke()  local
2600 	_dispatch_function_invoke(dc->dc_data, dc->dc_ctxt, dc->dc_func);  in _dispatch_sync_recurse_invoke()
2608 	struct dispatch_continuation_s dc = {  in _dispatch_function_recurse()  local
2613 	_dispatch_sync_f(dq->do_targetq, &dc, _dispatch_sync_recurse_invoke, pp);  in _dispatch_function_recurse()
2628 	dispatch_continuation_t dc = dou._dc;  in _dispatch_barrier_sync_f_pop()  local
2631 	if (DISPATCH_OBJ_IS_VTABLE(dc) || ((long)dc->do_vtable &  in _dispatch_barrier_sync_f_pop()
2636 	_dispatch_trace_continuation_pop(dq, dc);  in _dispatch_barrier_sync_f_pop()
2639 	th = (mach_port_t)dc->dc_data;  in _dispatch_barrier_sync_f_pop()
2640 	dc = dc->dc_ctxt;  in _dispatch_barrier_sync_f_pop()
2641 	dq = dc->dc_data;  in _dispatch_barrier_sync_f_pop()
2642 	sema = (_dispatch_thread_semaphore_t)dc->dc_other;  in _dispatch_barrier_sync_f_pop()
2659 	dispatch_continuation_t dc = ctxt;  in _dispatch_barrier_sync_f_slow_invoke()  local
2660 	dispatch_queue_t dq = dc->dc_data;  in _dispatch_barrier_sync_f_slow_invoke()
2662 	sema = (_dispatch_thread_semaphore_t)dc->dc_other;  in _dispatch_barrier_sync_f_slow_invoke()
2668 		_dispatch_continuation_voucher_adopt(dc);  in _dispatch_barrier_sync_f_slow_invoke()
2669 		_dispatch_client_callout(dc->dc_ctxt, dc->dc_func);  in _dispatch_barrier_sync_f_slow_invoke()
2670 		dispatch_atomic_store2o(dc, dc_func, NULL, release);  in _dispatch_barrier_sync_f_slow_invoke()
2694 	struct dispatch_continuation_s dc = {  in _dispatch_barrier_sync_f_slow()  local
2707 		_dispatch_continuation_voucher_set(&dc, 0);  in _dispatch_barrier_sync_f_slow()
2714 		.dc_ctxt = &dc,  in _dispatch_barrier_sync_f_slow()
2726 	if (dc.dc_func == NULL) {  in _dispatch_barrier_sync_f_slow()
2939 	struct dispatch_continuation_s dc = {  in _dispatch_sync_f_slow()  local
2949 	_dispatch_queue_push_wakeup(dq, &dc,  in _dispatch_sync_f_slow()
2950 			_dispatch_continuation_get_override_priority(dq, &dc), wakeup);  in _dispatch_sync_f_slow()
3106 	dispatch_continuation_t dc = ctxt, dc1;  in _dispatch_after_timer_callback()  local
3107 	dispatch_source_t ds = dc->dc_data;  in _dispatch_after_timer_callback()
3108 	dc1 = _dispatch_continuation_free_cacheonly(dc);  in _dispatch_after_timer_callback()
3109 	_dispatch_client_callout(dc->dc_ctxt, dc->dc_func);  in _dispatch_after_timer_callback()
3146 	dispatch_continuation_t dc = _dispatch_continuation_alloc();  in dispatch_after_f()  local
3147 	dc->do_vtable = (void *)(DISPATCH_OBJ_ASYNC_BIT);  in dispatch_after_f()
3148 	dc->dc_func = func;  in dispatch_after_f()
3149 	dc->dc_ctxt = ctxt;  in dispatch_after_f()
3150 	dc->dc_data = ds;  in dispatch_after_f()
3152 	dispatch_set_context(ds, dc);  in dispatch_after_f()
3485 	struct dispatch_object_s *dc;  in _dispatch_queue_head()  local
3486 	_dispatch_wait_until(dc = fastpath(dq->dq_items_head));  in _dispatch_queue_head()
3487 	return dc;  in _dispatch_queue_head()
3492 _dispatch_queue_next(dispatch_queue_t dq, struct dispatch_object_s *dc)  in _dispatch_queue_next()  argument
3495 	next_dc = fastpath(dc->do_next);  in _dispatch_queue_next()
3497 	if (!next_dc && !dispatch_atomic_cmpxchg2o(dq, dq_items_tail, dc, NULL,  in _dispatch_queue_next()
3499 		_dispatch_wait_until(next_dc = fastpath(dc->do_next));  in _dispatch_queue_next()
3510 	struct dispatch_object_s *dc, *next_dc;  in _dispatch_queue_drain()  local
3531 		dc = _dispatch_queue_head(dq);  in _dispatch_queue_drain()
3544 				if (!DISPATCH_OBJ_IS_VTABLE(dc) &&  in _dispatch_queue_drain()
3545 						(long)dc->do_vtable & DISPATCH_OBJ_BARRIER_BIT) {  in _dispatch_queue_drain()
3553 			next_dc = _dispatch_queue_next(dq, dc);  in _dispatch_queue_drain()
3555 				_dispatch_continuation_redirect(dq, dc);  in _dispatch_queue_drain()
3558 			if ((sema = _dispatch_barrier_sync_f_pop(dq, dc, true))) {  in _dispatch_queue_drain()
3561 			_dispatch_continuation_pop(dc);  in _dispatch_queue_drain()
3563 		} while ((dc = next_dc));  in _dispatch_queue_drain()
3593 	struct dispatch_object_s *dc, *next_dc;  in _dispatch_main_queue_drain()  local
3594 	dc = _dispatch_queue_head(dq);  in _dispatch_main_queue_drain()
3596 		next_dc = _dispatch_queue_next(dq, dc);  in _dispatch_main_queue_drain()
3597 		if (dc == dmarker) {  in _dispatch_main_queue_drain()
3600 		_dispatch_continuation_pop(dc);  in _dispatch_main_queue_drain()
3602 	} while ((dc = next_dc));  in _dispatch_main_queue_drain()
3631 	struct dispatch_object_s *dc, *next_dc;  in _dispatch_runloop_queue_drain_one()  local
3632 	dc = _dispatch_queue_head(dq);  in _dispatch_runloop_queue_drain_one()
3633 	next_dc = _dispatch_queue_next(dq, dc);  in _dispatch_runloop_queue_drain_one()
3634 	_dispatch_continuation_pop(dc);  in _dispatch_runloop_queue_drain_one()
3652 	struct dispatch_object_s *dc;  in _dispatch_queue_drain_one_barrier_sync()  local
3656 	dc = dq->dq_items_head;  in _dispatch_queue_drain_one_barrier_sync()
3657 	if (slowpath(!dc) || !(sema = _dispatch_barrier_sync_f_pop(dq, dc, false))){  in _dispatch_queue_drain_one_barrier_sync()
3661 	(void)_dispatch_queue_next(dq, dc);  in _dispatch_queue_drain_one_barrier_sync()
3788 	dispatch_continuation_t dc = (dispatch_continuation_t)ctxt;  in _dispatch_queue_override_invoke()  local
3789 	dispatch_queue_t dq = dc->dc_data;  in _dispatch_queue_override_invoke()
3800 		_dispatch_reset_defaultpriority(dc->dc_priority);  in _dispatch_queue_override_invoke()
3872 	dispatch_continuation_t dc = _dispatch_continuation_alloc();  in _dispatch_queue_push_override()  local
3873 	dc->do_vtable = (void *)(DISPATCH_OBJ_ASYNC_BIT | DISPATCH_OBJ_BARRIER_BIT);  in _dispatch_queue_push_override()
3874 	dc->dc_func = _dispatch_queue_override_invoke;  in _dispatch_queue_push_override()
3875 	dc->dc_ctxt = dc;  in _dispatch_queue_push_override()
3876 	dc->dc_priority = tq->dq_priority;  in _dispatch_queue_push_override()
3877 	dc->dc_voucher = NULL;  in _dispatch_queue_push_override()
3878 	dc->dc_data = dq;  in _dispatch_queue_push_override()
3881 	_dispatch_queue_push(rq, dc, 0);  in _dispatch_queue_push_override()