}
-void smpi_empty_status(MPI_Status * status) {
+void smpi_empty_status(MPI_Status * status)
+{
if(status != MPI_STATUS_IGNORE) {
- status->MPI_SOURCE=MPI_ANY_SOURCE;
- status->MPI_TAG=MPI_ANY_TAG;
- status->count=0;
+ status->MPI_SOURCE = MPI_ANY_SOURCE;
+ status->MPI_TAG = MPI_ANY_TAG;
+ status->MPI_ERROR = MPI_SUCCESS;
+ status->count=0;
}
}
smpi_datatype_use(request->old_type);
request->action = simcall_comm_irecv(mailbox, request->buf, &request->real_size, &match_recv, request);
- double sleeptime = smpi_or(request->size);
+ //integrate pseudo-timing for buffering of small messages, do not bother to execute the simcall if 0
+ double sleeptime = request->detached ? smpi_or(request->size) : 0.0;
if(sleeptime!=0.0){
simcall_process_sleep(sleeptime);
XBT_DEBUG("receiving size of %zu : sleep %lf ", request->size, smpi_or(request->size));
//if we are giving back the control to the user without waiting for completion, we have to inject timings
double sleeptime =0.0;
- if(request->detached && !(request->flags & ISEND))
- sleeptime = smpi_os(request->size);
- else
- sleeptime = smpi_ois(request->size);
+ if(request->detached || (request->flags & (ISEND|SSEND))){// issend should be treated as isend
+ //isend and send timings may be different
+ sleeptime = (request->flags & ISEND)? smpi_ois(request->size) : smpi_os(request->size);
+ }
if(sleeptime!=0.0){
simcall_process_sleep(sleeptime);
XBT_DEBUG("sending size of %zu : sleep %lf ", request->size, smpi_os(request->size));
}
+
request->action =
simcall_comm_isend(mailbox, request->size, -1.0,
request->buf, request->real_size,
void smpi_mpi_send(void *buf, int count, MPI_Datatype datatype, int dst,
int tag, MPI_Comm comm)
{
- MPI_Request request;
- request = smpi_mpi_isend(buf, count, datatype, dst, tag, comm);
+ MPI_Request request =
+ build_request(buf, count, datatype, smpi_comm_rank(comm), dst, tag,
+ comm, NON_PERSISTENT | SEND);
+
+ smpi_mpi_start(request);
smpi_mpi_wait(&request, MPI_STATUS_IGNORE);
}
smpi_mpi_waitall(2, requests, stats);
if(status != MPI_STATUS_IGNORE) {
// Copy receive status
- memcpy(status, &stats[1], sizeof(MPI_Status));
+ *status = stats[1];
}
}
smpi_empty_status(pstat);
}
if(status != MPI_STATUSES_IGNORE) {
- memcpy(&status[i], pstat, sizeof(*pstat));
+ status[i] = *pstat;
}
}
return flag;
if(index == MPI_UNDEFINED) {
break;
}
- if(status != MPI_STATUSES_IGNORE) {
- memcpy(&status[index], pstat, sizeof(*pstat));
- if(status[index].MPI_ERROR==MPI_ERR_TRUNCATE)retvalue=MPI_ERR_IN_STATUS;
-
+ if (status != MPI_STATUSES_IGNORE) {
+ status[index] = *pstat;
+ if (status[index].MPI_ERROR == MPI_ERR_TRUNCATE)
+ retvalue = MPI_ERR_IN_STATUS;
}
}
}
indices[count] = index;
count++;
if(status != MPI_STATUSES_IGNORE) {
- memcpy(&status[index], pstat, sizeof(*pstat));
+ status[index] = *pstat;
}
}else{
return MPI_UNDEFINED;
indices[count] = i;
count++;
if(status != MPI_STATUSES_IGNORE) {
- memcpy(&status[i], pstat, sizeof(*pstat));
+ status[i] = *pstat;
}
}
}else{