void FinalizerHandler::perform(STATE) {
GCTokenImpl gct;
utilities::thread::Thread::set_os_name("rbx.finalizer");
state->vm()->thread->hard_unlock(state, gct);
while(!exit_) {
if(!process_list_) first_process_item();
if(!process_list_) {
utilities::thread::Mutex::LockGuard lg(worker_lock_);
if(finishing_) supervisor_signal();
// exit_ might have been set in the mean while after
// we grabbed the worker_lock
if(!exit_) {
GCIndependent indy(state);
worker_wait();
}
continue;
}
finalize(state);
next_process_item();
}
}
void FinalizerHandler::finish(STATE, GCToken gct) {
if(!self_) {
if(process_list_ || !lists_->empty() || !live_list_->empty()) {
rubinius::bug("FinalizerHandler worker thread dead during halt");
} else {
return;
}
}
finishing_ = true;
while(true) {
{
StopTheWorld stw(state, gct, 0);
if(!process_list_) {
if(live_list_->empty() && lists_->empty()) break;
// Everything is garbage when halting so keep adding live objects to
// finalize queue until done.
if(!live_list_->empty()) {
for(FinalizeObjects::iterator i = live_list_->begin();
i != live_list_->end();
++i)
{
i->queued();
}
queue_objects();
}
first_process_item();
if(!process_list_) break;
}
}
worker_signal();
{
utilities::thread::Mutex::LockGuard lg(supervisor_lock_);
state->vm()->set_call_frame(0);
GCIndependent indy(state);
if(process_list_) supervisor_wait();
}
}
if(!lists_->empty() || !live_list_->empty() || process_list_ != NULL)
rubinius::bug("FinalizerHandler exiting with pending finalizers");
stop_thread(state);
}
void FinalizerHandler::perform(STATE) {
GCTokenImpl gct;
const char* thread_name = "rbx.finalizer";
self_->set_name(thread_name);
RUBINIUS_THREAD_START(thread_name, state->vm()->thread_id(), 1);
state->vm()->thread->hard_unlock(state, gct, 0);
while(!exit_) {
state->vm()->set_call_frame(0);
if(!process_list_) first_process_item();
if(!process_list_) {
{
utilities::thread::Mutex::LockGuard lg(worker_lock_);
if(finishing_) supervisor_signal();
// exit_ might have been set in the mean while after
// we grabbed the worker_lock
if(exit_) break;
state->gc_independent(gct, 0);
paused_ = true;
pause_cond_.signal();
worker_wait();
if(exit_) break;
}
state->gc_dependent();
{
utilities::thread::Mutex::LockGuard lg(worker_lock_);
paused_ = false;
if(exit_) break;
}
continue;
}
finalize(state);
next_process_item();
}
RUBINIUS_THREAD_STOP(thread_name, state->vm()->thread_id(), 1);
}