-/* 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_alltoallv_pair::alltoallv(void *send_buff, int *send_counts, int *send_disps,
- MPI_Datatype send_type,
- void *recv_buff, int *recv_counts, int *recv_disps,
- MPI_Datatype recv_type, MPI_Comm comm)
+namespace simgrid {
+namespace smpi {
+int alltoallv__pair(const void *send_buff, const int *send_counts, const int *send_disps,
+ MPI_Datatype send_type,
+ void *recv_buff, const int *recv_counts, const int *recv_disps,
+ 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, "alltoallv pair algorithm can't be used with non power of two number of processes ! ");
+ throw std::invalid_argument("alltoallv 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();