/**
* Assign a task to the worker by sending an assign message to that worker
*/
void LpelWorkerRunTask(lpel_task_t *t) {
workermsg_t msg;
msg.type = WORKER_MSG_ASSIGN;
msg.body.task = t;
if (t->worker_context != NULL) { // wrapper
LpelMailboxSend(t->worker_context->mailbox, &msg);
} else {
LpelMailboxSend(mastermb, &msg);
}
}
static void sendWakeup(mailbox_t *mb, lpel_task_t *t)
{
workermsg_t msg;
msg.type = WORKER_MSG_WAKEUP;
msg.body.task = t;
LpelMailboxSend(mb, &msg);
}
static void sendTask(int wid, lpel_task_t *t) {
assert(t->state == TASK_READY);
workermsg_t msg;
msg.type = WORKER_MSG_ASSIGN;
msg.body.task = t;
LpelMailboxSend(workermbs[wid], &msg);
}
static inline void SendWakeup( workerctx_t *target, lpel_task_t *t)
{
workermsg_t msg;
/* compose a task wakeup message */
msg.type = WORKER_MSG_WAKEUP;
msg.body.task = t;
/* send */
LpelMailboxSend(target->mailbox, &msg);
}
static inline void SendAssign( workerctx_t *target, lpel_task_t *t)
{
workermsg_t msg;
/* compose a task assign message */
msg.type = WORKER_MSG_ASSIGN;
msg.body.task = t;
/* send */
LpelMailboxSend(target->mailbox, &msg);
}
void LpelWorkerBroadcast(workermsg_t *msg)
{
int i;
workerctx_t *wc;
for( i=0; i<num_workers; i++) {
wc = WORKER_PTR(i);
/* send */
LpelMailboxSend(wc->mailbox, msg);
}
}
void LpelWorkerBroadcast(workermsg_t *msg)
{
int i;
mailbox_t *wmb;
for(i=0; i<num_workers; i++) {
wmb = workermbs[i];
/* send */
LpelMailboxSend(wmb, msg);
}
}
static void requestTask(workerctx_t *wc) {
WORKER_DBG("worker %d: request task\n", wc->wid);
workermsg_t msg;
msg.type = WORKER_MSG_REQUEST;
msg.body.from_worker = wc->wid;
LpelMailboxSend(mastermb, &msg);
#ifdef USE_LOGGING
if (wc->mon && MON_CB(worker_waitstart)) {
MON_CB(worker_waitstart)(wc->mon);
}
#endif
}
/*
* Terminate master and workers
*/
void LpelWorkersTerminate(void) {
workermsg_t msg;
msg.type = WORKER_MSG_TERMINATE;
LpelMailboxSend(master->mailbox, &msg);
}
static void returnTask(lpel_task_t *t) {
workermsg_t msg;
msg.type = WORKER_MSG_RETURN;
msg.body.task = t;
LpelMailboxSend(mastermb, &msg);
}