void SPEGangContext::Destroy() {
if(ptr)
if(( spe_gang_context_destroy(ptr) ) != 0)
THROW("Error while destroying gang context: ", strerror(errno));
}
/* Spu control function */
void * spuCtrlFunc(void *arg) {
int i;
SpuThreadData * spu_data;
struct ctrl_thread_args * ctrlArgs = *((struct ctrl_thread_args **) ctrlArgs);
if ((spu_data = (SpuThreadData *) malloc(sizeof(SpuThreadData))) == NULL) {
perror("Failed to allocate SPU data\n");
}
spu_data->boot_record = ctrlArgs->boot_record;
spu_data->main_boot_record = ctrlArgs->main_boot_record;
// initialize threads
startSpuThreads(ctrlArgs->no_spus, spu_data);
initJavaThreads(spu_data, MAX_JAVA_SPU_THREADS);
free(ctrlArgs);
// register interest in events
registerEventHandlers(spu_data);
// wait for the threads to signal that they have started
waitForSpus(spu_data);
// transfer runtime code to spus
loadRuntimeOnSpus(spu_data);
// wait for SPU to transition to Java runtime
waitForRuntime(spu_data);
global_spu_data = spu_data;
// start support threads
startSpuSupportThreads(spu_data);
// signal completion of SPU boot process
spu_data->boot_record->noSubArchProcs = spu_data->no_spu_threads;
spu_data->boot_record->subArchBootComplete = 1;
// now sit waiting for the kill signal
pthread_mutex_lock(&exit_mutex);
pthread_cond_wait(&exit_signal, &exit_mutex);
pthread_mutex_unlock(&exit_mutex);
/* shutdown other threads */
for (i=0; i<spu_data->no_spu_threads; i++) {
if (pthread_cancel (spu_data->spus[i].boot_thread)) {
perror("Failed to shutdown Cell SPU thread");
exit (1);
}
if (pthread_cancel (spu_data->spus[i].support_thread)) {
perror("Failed to shutdown Cell SPU support thread");
exit (1);
}
// destroy resources
spe_event_handler_destroy(spu_data->spus[i].evnt_handler);
spe_context_destroy(spu_data->spus[i].ctx);
}
spe_gang_context_destroy(spu_data->gang);
}