-/* Copyright (c) 2013-2014. The SimGrid Team.
+/* Copyright (c) 2013-2019. The SimGrid Team.
* All rights reserved. */
/* This program is free software; you can redistribute it and/or modify it
* under the terms of the license (GNU LGPL) which comes with this package. */
-#include "../colls_private.h"
+#include "../colls_private.hpp"
/*****************************************************************************
* 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
****************************************************************************/
-int Coll_alltoallv_pair::alltoallv(void *send_buff, int *send_counts, int *send_disps,
+namespace simgrid{
+namespace smpi{
+int Coll_alltoallv_pair::alltoallv(const void *send_buff, const int *send_counts, const int *send_disps,
MPI_Datatype send_type,
- void *recv_buff, int *recv_counts, int *recv_disps,
+ void *recv_buff, const int *recv_counts, const int *recv_disps,
MPI_Datatype recv_type, MPI_Comm comm)
{
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();
for (i = 0; i < num_procs; i++) {
src = dst = rank ^ i;
Request::sendrecv(send_ptr + send_disps[dst] * send_chunk, send_counts[dst], send_type, dst, tag,
- recv_ptr + recv_disps[src] * recv_chunk, recv_counts[src], recv_type, src, tag,
- comm, &s);
+ recv_ptr + recv_disps[src] * recv_chunk, recv_counts[src], recv_type, src, tag, comm, &s);
}
return MPI_SUCCESS;
}
+}
+}