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[simgrid.git] / src / smpi / colls / alltoall / alltoall-pair.cpp

diff --git a/src/smpi/colls/alltoall/alltoall-pair.cpp b/src/smpi/colls/alltoall/alltoall-pair.cpp
index fae85c5..25ba861 100644 (file)
--- a/src/smpi/colls/alltoall/alltoall-pair.cpp
+++ b/src/smpi/colls/alltoall/alltoall-pair.cpp
@@ -1,11 +1,11 @@
-/* Copyright (c) 2013-2017. 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 "src/smpi/smpi_win.hpp"
+#include "../colls_private.hpp"
+#include "smpi_win.hpp"
 
 /*****************************************************************************
 
@@ -25,12 +25,12 @@
  * 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_rma::alltoall(void *send_buff, int send_count, MPI_Datatype send_type,
+int Coll_alltoall_pair_rma::alltoall(const void *send_buff, int send_count, MPI_Datatype send_type,
                   void *recv_buff, int recv_count, MPI_Datatype recv_type,
                   MPI_Comm comm)
 {
@@ -64,7 +64,7 @@ int Coll_alltoall_pair_rma::alltoall(void *send_buff, int send_count, MPI_Dataty
 }
 
 
-int Coll_alltoall_pair::alltoall(void *send_buff, int send_count,
+int Coll_alltoall_pair::alltoall(const void *send_buff, int send_count,
                                   MPI_Datatype send_type,
                                   void *recv_buff, int recv_count,
                                   MPI_Datatype recv_type, MPI_Comm comm)
@@ -81,7 +81,7 @@ int Coll_alltoall_pair::alltoall(void *send_buff, int send_count,
   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();
@@ -91,9 +91,8 @@ int Coll_alltoall_pair::alltoall(void *send_buff, int send_count,
 
   for (i = 0; i < num_procs; i++) {
     src = dst = rank ^ i;
-    Request::sendrecv(send_ptr + dst * send_chunk, send_count, send_type, dst, tag,
-                recv_ptr + src * recv_chunk, recv_count, recv_type, src, tag,
-                comm, &s);
+    Request::sendrecv(send_ptr + dst * send_chunk, send_count, send_type, dst, tag, recv_ptr + src * recv_chunk,
+                      recv_count, recv_type, src, tag, comm, &s);
   }
 
   return MPI_SUCCESS;