/*
if (root != 0) {
if (rank == root){
- smpi_mpi_send(buf,count,datatype,0,tag,comm);
+ Request::send(buf,count,datatype,0,tag,comm);
}
else if (rank == 0) {
- smpi_mpi_recv(buf,count,datatype,root,tag,comm,&status);
+ Request::recv(buf,count,datatype,root,tag,comm,&status);
}
}
*/
char *tmp_buf;
tmp_buf = (char *) smpi_get_tmp_sendbuffer(count * extent);
- smpi_mpi_sendrecv(buf, count, datatype, rank, tag, rbuf, count, datatype, rank,
+ Request::sendrecv(buf, count, datatype, rank, tag, rbuf, count, datatype, rank,
tag, comm, &status);
/* when a message is smaller than a block size => no pipeline */
if (count <= segment) {
if (rank == root) {
- smpi_mpi_recv(tmp_buf, count, datatype, from, tag, comm, &status);
- smpi_op_apply(op, tmp_buf, rbuf, &count, &datatype);
+ Request::recv(tmp_buf, count, datatype, from, tag, comm, &status);
+ if(op!=MPI_OP_NULL) op->apply( tmp_buf, rbuf, &count, datatype);
} else if (rank == ((root - 1 + size) % size)) {
- smpi_mpi_send(rbuf, count, datatype, to, tag, comm);
+ Request::send(rbuf, count, datatype, to, tag, comm);
} else {
- smpi_mpi_recv(tmp_buf, count, datatype, from, tag, comm, &status);
- smpi_op_apply(op, tmp_buf, rbuf, &count, &datatype);
- smpi_mpi_send(rbuf, count, datatype, to, tag, comm);
+ Request::recv(tmp_buf, count, datatype, from, tag, comm, &status);
+ if(op!=MPI_OP_NULL) op->apply( tmp_buf, rbuf, &count, datatype);
+ Request::send(rbuf, count, datatype, to, tag, comm);
}
smpi_free_tmp_buffer(tmp_buf);
return MPI_SUCCESS;
/* root recv data */
if (rank == root) {
for (i = 0; i < pipe_length; i++) {
- recv_request_array[i] = smpi_mpi_irecv((char *) tmp_buf + (i * increment), segment, datatype, from,
+ recv_request_array[i] = Request::irecv((char *) tmp_buf + (i * increment), segment, datatype, from,
(tag + i), comm);
}
for (i = 0; i < pipe_length; i++) {
- smpi_mpi_wait(&recv_request_array[i], &status);
- smpi_op_apply(op, tmp_buf + (i * increment), (char *)rbuf + (i * increment),
- &segment, &datatype);
+ Request::wait(&recv_request_array[i], &status);
+ if(op!=MPI_OP_NULL) op->apply( tmp_buf + (i * increment), (char *)rbuf + (i * increment),
+ &segment, datatype);
}
}
/* last node only sends data */
else if (rank == ((root - 1 + size) % size)) {
for (i = 0; i < pipe_length; i++) {
- send_request_array[i] = smpi_mpi_isend((char *)rbuf + (i * increment), segment, datatype, to, (tag + i),
+ send_request_array[i] = Request::isend((char *)rbuf + (i * increment), segment, datatype, to, (tag + i),
comm);
}
- smpi_mpi_waitall((pipe_length), send_request_array, send_status_array);
+ Request::waitall((pipe_length), send_request_array, send_status_array);
}
/* intermediate nodes relay (receive, reduce, then send) data */
else {
for (i = 0; i < pipe_length; i++) {
- recv_request_array[i] = smpi_mpi_irecv((char *) tmp_buf + (i * increment), segment, datatype, from,
+ recv_request_array[i] = Request::irecv((char *) tmp_buf + (i * increment), segment, datatype, from,
(tag + i), comm);
}
for (i = 0; i < pipe_length; i++) {
- smpi_mpi_wait(&recv_request_array[i], &status);
- smpi_op_apply(op, tmp_buf + (i * increment), (char *)rbuf + (i * increment),
- &segment, &datatype);
- send_request_array[i] = smpi_mpi_isend((char *) rbuf + (i * increment), segment, datatype, to,
+ Request::wait(&recv_request_array[i], &status);
+ if(op!=MPI_OP_NULL) op->apply( tmp_buf + (i * increment), (char *)rbuf + (i * increment),
+ &segment, datatype);
+ send_request_array[i] = Request::isend((char *) rbuf + (i * increment), segment, datatype, to,
(tag + i), comm);
}
- smpi_mpi_waitall((pipe_length), send_request_array, send_status_array);
+ Request::waitall((pipe_length), send_request_array, send_status_array);
}
free(send_request_array);