void tested_thread_wait_for_stop_request(tested_thread_sturct_t * tts) {
IDATA status;
do {
hysem_set(tts->running, 1);
status = hysem_wait_timed(tts->stop_request, SLEEP_TIME, 0);
} while (status == TM_ERROR_TIMEOUT);
}
/*
* Test jthread_holds_lock(...)
*/
void JNICALL run_for_test_jthread_holds_lock(jvmtiEnv * jvmti_env, JNIEnv * jni_env, void *args){
tested_thread_sturct_t * tts = (tested_thread_sturct_t *) args;
jobject monitor = tts->monitor;
IDATA status;
tts->phase = TT_PHASE_WAITING_ON_MONITOR;
tested_thread_started(tts);
status = jthread_monitor_enter(monitor);
// Begin critical section
tts->phase = (status == TM_ERROR_NONE ? TT_PHASE_IN_CRITICAL_SECTON : TT_PHASE_ERROR);
hysem_set(mon_enter, 1);
tested_thread_wait_for_stop_request(tts);
status = jthread_monitor_exit(monitor);
// End critical section
tts->phase = (status == TM_ERROR_NONE ? TT_PHASE_DEAD : TT_PHASE_ERROR);
tested_thread_ended(tts);
}
/**
* Initializes a new thread structure.
*/
IDATA VMCALL hythread_struct_init(hythread_t new_thread)
{
char jstatus;
IDATA status;
assert(new_thread);
jstatus = new_thread->java_status;
if (!new_thread->os_handle) {
// new thread, create thread primitives
memset(new_thread, 0, sizeof(HyThread));
status = hysem_create(&new_thread->resume_event, 0, 1);
assert(status == TM_ERROR_NONE);
status = port_mutex_create(&new_thread->mutex, APR_THREAD_MUTEX_NESTED);
assert(status == TM_ERROR_NONE);
status = hythread_monitor_init(&new_thread->monitor, 0);
assert(status == TM_ERROR_NONE);
} else {
// old thread, reset structure
int result;
hysem_t resume;
osmutex_t mutex;
hythread_monitor_t monitor;
// release thread OS handle
result = port_thread_free_handle(new_thread->os_handle);
assert(0 == result);
resume = new_thread->resume_event;
mutex = new_thread->mutex;
monitor = new_thread->monitor;
// zero new thread
memset(new_thread, 0, sizeof(HyThread));
new_thread->resume_event = resume;
new_thread->mutex = mutex;
new_thread->monitor = monitor;
}
assert(new_thread->os_handle == 0);
new_thread->java_status = jstatus;
new_thread->priority = HYTHREAD_PRIORITY_NORMAL;
#ifdef ORDER
new_thread->alloc_count = 0;
new_thread->thread_create_count = 0;
new_thread->p_tid = 0;
new_thread->p_count = 0;
// new_thread->isInVMRegistry = 0;
#endif
port_mutex_lock(&new_thread->mutex);
new_thread->state = TM_THREAD_STATE_NEW;
port_mutex_unlock(&new_thread->mutex);
status = hysem_set(new_thread->resume_event, 0);
assert(status == TM_ERROR_NONE);
return TM_ERROR_NONE;
}
IDATA tested_thread_wait_for_stop_request_timed(tested_thread_sturct_t * tts, I_64 sleep_time) {
hysem_set(tts->running, 1);
return hysem_wait_timed(tts->stop_request, sleep_time, 0);
}
void tested_thread_send_stop_request(tested_thread_sturct_t * tts) {
hysem_set(tts->stop_request, 1);
}
void tested_thread_ended(tested_thread_sturct_t * tts) {
hysem_set(tts->ended, 1);
}
