void VM_Exit::doit() {
CompileBroker::set_should_block();
// Wait for a short period for threads in native to block. Any thread
// still executing native code after the wait will be stopped at
// native==>Java/VM barriers.
// Among 16276 JCK tests, 94% of them come here without any threads still
// running in native; the other 6% are quiescent within 250ms (Ultra 80).
wait_for_threads_in_native_to_block();
set_vm_exited();
// cleanup globals resources before exiting. exit_globals() currently
// cleans up outputStream resources and PerfMemory resources.
exit_globals();
// Check for exit hook
exit_hook_t exit_hook = Arguments::exit_hook();
if (exit_hook != NULL) {
// exit hook should exit.
exit_hook(_exit_code);
// ... but if it didn't, we must do it here
vm_direct_exit(_exit_code);
} else {
vm_direct_exit(_exit_code);
}
}
void vm_exit(int code) {
exit_hook_t exit_hook = Arguments::exit_hook();
Thread* thread = Thread::current();
if (thread == NULL) {
// we have serious problems -- just exit
if(exit_hook!=NULL){
exit_hook(code);
} else {
vm_direct_exit(code);
}
}
if (VMThread::vm_thread() != NULL) {
// Fire off a VM_Exit operation to bring VM to a safepoint and exit
VM_Exit op(code);
VMThread::execute(&op);
// should never reach here; but in case something wrong with VM Thread.
vm_direct_exit(code);
} else {
// VM thread is gone, just exit
if(exit_hook!=NULL){
exit_hook(code);
} else {
vm_direct_exit(code);
}
}
ShouldNotReachHere();
}
void vm_exit(int code) {
Thread* thread = ThreadLocalStorage::thread_index() == -1 ? NULL
: ThreadLocalStorage::get_thread_slow();
if (thread == NULL) {
// we have serious problems -- just exit
vm_direct_exit(code);
}
if (VMThread::vm_thread() != NULL) {
// Fire off a VM_Exit operation to bring VM to a safepoint and exit
VM_Exit op(code);
if (thread->is_Java_thread())
((JavaThread*)thread)->set_thread_state(_thread_in_vm);
VMThread::execute(&op);
// should never reach here; but in case something wrong with VM Thread.
vm_direct_exit(code);
} else {
// VM thread is gone, just exit
vm_direct_exit(code);
}
ShouldNotReachHere();
}
