+int MPI_Send(void* buf, int count, MPI_Datatype datatype, int dst, int tag, MPI_Comm comm) {
+ int retval;
+ int rank = comm != MPI_COMM_NULL ? smpi_comm_rank(comm) : -1;
+
+ smpi_bench_end(rank, "Send");
+ if (comm == MPI_COMM_NULL) {
+ retval = MPI_ERR_COMM;
+ } else {
+ smpi_mpi_send(buf, count, datatype, dst, tag, comm);
+ retval = MPI_SUCCESS;
+ }
+ smpi_bench_begin(rank, "Send");
+ return retval;
+}
+
+int MPI_Sendrecv(void* sendbuf, int sendcount, MPI_Datatype sendtype, int dst, int sendtag, void* recvbuf, int recvcount, MPI_Datatype recvtype, int src, int recvtag, MPI_Comm comm, MPI_Status* status) {
+ int retval;
+ int rank = comm != MPI_COMM_NULL ? smpi_comm_rank(comm) : -1;
+
+ smpi_bench_end(rank, "Sendrecv");
+ if (comm == MPI_COMM_NULL) {
+ retval = MPI_ERR_COMM;
+ } else if (sendtype == MPI_DATATYPE_NULL || recvtype == MPI_DATATYPE_NULL) {
+ retval = MPI_ERR_TYPE;
+ } else {
+ smpi_mpi_sendrecv(sendbuf, sendcount, sendtype, dst, sendtag, recvbuf, recvcount, recvtype, src, recvtag, comm, status);
+ retval = MPI_SUCCESS;
+ }
+ smpi_bench_begin(rank, "Sendrecv");
+ return retval;
+}
+
+int MPI_Sendrecv_replace(void* buf, int count, MPI_Datatype datatype, int dst, int sendtag, int src, int recvtag, MPI_Comm comm, MPI_Status* status) {
+ //TODO: suboptimal implementation
+ void* recvbuf;
+ int retval, size;
+
+ size = smpi_datatype_size(datatype) * count;
+ recvbuf = xbt_new(char, size);
+ retval = MPI_Sendrecv(buf, count, datatype, dst, sendtag, recvbuf, count, datatype, src, recvtag, comm, status);
+ memcpy(buf, recvbuf, size * sizeof(char));
+ xbt_free(recvbuf);
+ return retval;
+}
+
+int MPI_Get_count(MPI_Status *status, MPI_Datatype datatype, int *count) {
+ int retval;
+/*
+ * Returns the number of entries received. (Again, we count entries, each of type datatype, not bytes.)
+ * The datatype argument should match the argument provided by the receive call that set the status variable.
+ * If the size of the datatype is zero, this routine will return a count of zero.
+ * If the amount of data in status is not an exact multiple of the size of datatype
+ * (so that count would not be integral), a count of MPI_UNDEFINED is returned instead.
+ *
+ */
+ smpi_bench_end(-1, NULL); //FIXME
+
+ if( 0==smpi_datatype_size(datatype)) {
+ // also check that the type is 'committed' when we have MPI_Type_commit (s.g. 23/03/21010)
+ retval = MPI_ERR_TYPE;
+ } else {
+ smpi_mpi_get_count(status, datatype, count);
+ retval = MPI_SUCCESS;
+ }
+ smpi_bench_begin(-1, NULL);
+ return retval;
+}
+
+
+int MPI_Test(MPI_Request* request, int* flag, MPI_Status* status) {
+ int retval;
+ int rank = request && (*request)->comm != MPI_COMM_NULL
+ ? smpi_comm_rank((*request)->comm)
+ : -1;
+
+ smpi_bench_end(rank, "Test");
+ if(request == NULL || flag == NULL) {
+ retval = MPI_ERR_ARG;
+ } else if(*request == MPI_REQUEST_NULL) {
+ retval = MPI_ERR_REQUEST;
+ } else {
+ *flag = smpi_mpi_test(request, status);
+ retval = MPI_SUCCESS;
+ }
+ smpi_bench_begin(rank, "Test");
+ return retval;
+}
+
+int MPI_Testany(int count, MPI_Request requests[], int* index, int* flag, MPI_Status* status) {
+ int retval;
+
+ smpi_bench_end(-1, NULL); //FIXME
+ if(index == NULL || flag == NULL) {
+ retval = MPI_ERR_ARG;
+ } else {
+ *flag = smpi_mpi_testany(count, requests, index, status);
+ retval = MPI_SUCCESS;
+ }
+ smpi_bench_begin(-1, NULL);
+ return retval;
+}
+
+int MPI_Wait(MPI_Request* request, MPI_Status* status) {
+ int retval;
+ int rank = request && (*request)->comm != MPI_COMM_NULL
+ ? smpi_comm_rank((*request)->comm)
+ : -1;
+
+ smpi_bench_end(rank, "Wait");
+ if(request == NULL) {
+ retval = MPI_ERR_ARG;
+ } else if(*request == MPI_REQUEST_NULL) {
+ retval = MPI_ERR_REQUEST;
+ } else {
+ smpi_mpi_wait(request, status);
+ retval = MPI_SUCCESS;
+ }
+ smpi_bench_begin(rank, "Wait");
+ return retval;
+}