request->tag = tag;
request->size = smpi_datatype_size(datatype) * count;
request->complete = 0;
+ request->data = request;
smpi_process_post_send(comm, request);
- request->pair = SIMIX_network_isend(request->rdv, request->size, -1.0, buf, request->size, request);
+ request->pair = SIMIX_network_isend(request->rdv, request->size, -1.0, buf, request->size, NULL);
return request;
}
request->tag = tag;
request->size = smpi_datatype_size(datatype) * count;
request->complete = 0;
+ request->data = MPI_REQUEST_NULL;
smpi_process_post_recv(request);
request->pair = SIMIX_network_irecv(request->rdv, buf, &request->size);
return request;
}
static void finish_wait(MPI_Request* request, MPI_Status* status) {
- MPI_Request data = (MPI_Request)SIMIX_communication_get_data((*request)->pair);
+ MPI_Request data = (*request)->data;
xbt_assert0(data != MPI_REQUEST_NULL, "Erroneous situation");
if(status != MPI_STATUS_IGNORE) {
status->MPI_SOURCE = (*request)->src;
status->MPI_TAG = (*request)->tag;
status->MPI_ERROR = MPI_SUCCESS;
+ status->_count = (*request)->size; // size in bytes
+ status->_cancelled = 0; // FIXME: cancellation of requests not handled yet
}
DEBUG3("finishing wait for %p [data = %p, complete = %d]", *request, data, data->complete);
// data == *request if sender is first to finish its wait
// receiver cleans everything
xbt_free(data);
}
+ SIMIX_rdv_destroy((*request)->rdv);
xbt_free(*request);
}
*request = MPI_REQUEST_NULL;
}
int smpi_mpi_test(MPI_Request* request, MPI_Status* status) {
- MPI_Request data = (MPI_Request)SIMIX_communication_get_data((*request)->pair);
+ MPI_Request data = (*request)->data;
int flag = data && data->complete == 1;
if(flag) {
+ SIMIX_communication_destroy((*request)->pair);
finish_wait(request, status);
}
return flag;
flag = 0;
for(i = 0; i < count; i++) {
if(requests[i] != MPI_REQUEST_NULL) {
- data = (MPI_Request)SIMIX_communication_get_data(requests[i]->pair);
+ data = requests[i]->data;
if(data != MPI_REQUEST_NULL && data->complete == 1) {
+ SIMIX_communication_destroy(requests[i]->pair);
finish_wait(&requests[i], status);
*index = i;
flag = 1;
return flag;
}
+
+void smpi_mpi_get_count(MPI_Status *status, MPI_Datatype datatype, int *count) {
+ int size = smpi_datatype_size(datatype);
+ *count = (int)(status->_count / size);
+ if ( (int)((*count) * size) != status->_count )
+ *count = MPI_UNDEFINED;
+}
+
+
void smpi_mpi_wait(MPI_Request* request, MPI_Status* status) {
- MPI_Request data = (MPI_Request)SIMIX_communication_get_data((*request)->pair);
+ MPI_Request data = (*request)->data;
DEBUG6("wait for request %p (%p: %p) [src = %d, dst = %d, tag = %d]",
*request, (*request)->pair, data, (*request)->src, (*request)->dst, (*request)->tag);
// First check for already completed requests
for(i = 0; i < count; i++) {
if(requests[i] != MPI_REQUEST_NULL) {
- data = (MPI_Request)SIMIX_communication_get_data(requests[i]->pair);
+ data = requests[i]->data;
if(data != MPI_REQUEST_NULL && data->complete == 1) {
index = i;
SIMIX_communication_destroy(requests[index]->pair); // always succeeds (but cleans the simix layer)
int i, count;
count = 0;
- for(i = 0; i < count; i++) {
+ for(i = 0; i < incount; i++) {
if(requests[i] != MPI_REQUEST_NULL) {
- data = (MPI_Request)SIMIX_communication_get_data(requests[i]->pair);
+ data = requests[i]->data;
if(data != MPI_REQUEST_NULL && data->complete == 1) {
+ SIMIX_communication_destroy(requests[i]->pair);
finish_wait(&requests[i], status != MPI_STATUS_IGNORE ? &status[i] : MPI_STATUS_IGNORE);
indices[count] = i;
count++;