-/* Copyright (c) 2013-2019. The SimGrid Team.
+/* Copyright (c) 2013-2020. The SimGrid Team.
* All rights reserved. */
/* This program is free software; you can redistribute it and/or modify it
* Descrp: Function works when P is power of two. In each phase of P - 1
phases, nodes in pair communicate their data.
- * Auther: Ahmad Faraj
+ * Author: Ahmad Faraj
****************************************************************************/
namespace simgrid{
namespace smpi{
int
-Coll_alltoall_pair_one_barrier::alltoall(void *send_buff, int send_count,
- MPI_Datatype send_type,
- void *recv_buff, int recv_count,
- MPI_Datatype recv_type, MPI_Comm comm)
+alltoall__pair_one_barrier(const void *send_buff, int send_count,
+ MPI_Datatype send_type,
+ void *recv_buff, int recv_count,
+ MPI_Datatype recv_type, MPI_Comm comm)
{
MPI_Aint send_chunk, recv_chunk;
num_procs = comm->size();
if((num_procs&(num_procs-1)))
- THROWF(arg_error,0, "alltoall pair algorithm can't be used with non power of two number of processes ! ");
+ throw std::invalid_argument("alltoall pair algorithm can't be used with non power of two number of processes!");
send_chunk = send_type->get_extent();
recv_chunk = recv_type->get_extent();
send_chunk *= send_count;
recv_chunk *= recv_count;
- Colls::barrier(comm);
+ colls::barrier(comm);
for (i = 0; i < num_procs; i++) {
src = dst = rank ^ i;
Request::sendrecv(send_ptr + dst * send_chunk, send_count, send_type, dst,