Add new entry in Release_Notes.

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

diff --git a/src/smpi/colls/alltoall/alltoall-pair-mpi-barrier.cpp b/src/smpi/colls/alltoall/alltoall-pair-mpi-barrier.cpp
index cbe69d8c0b38fff1f62ae333e816bb6dbe402f0a..fbc71633b5192d4a3a19284835473a94e9013670 100644 (file)
--- a/src/smpi/colls/alltoall/alltoall-pair-mpi-barrier.cpp
+++ b/src/smpi/colls/alltoall/alltoall-pair-mpi-barrier.cpp
@@ -1,4 +1,4 @@
-/* Copyright (c) 2013-2017. The SimGrid Team.
+/* Copyright (c) 2013-2023. The SimGrid Team.
  * All rights reserved.                                                     */
 
 /* This program is free software; you can redistribute it and/or modify it
@@ -24,16 +24,15 @@
            phases, nodes in pair communicate their data. MPI barriers are
            inserted between each two phases.
 
- * Auther: Ahmad Faraj
+ * Author: Ahmad Faraj
 
  ****************************************************************************/
-namespace simgrid{
-namespace smpi{
+namespace simgrid::smpi {
 int
-Coll_alltoall_pair_mpi_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_mpi_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_Status s;
   MPI_Aint send_chunk, recv_chunk;
@@ -46,7 +45,7 @@ Coll_alltoall_pair_mpi_barrier::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();
@@ -56,12 +55,11 @@ Coll_alltoall_pair_mpi_barrier::alltoall(void *send_buff, int send_count,
 
   for (i = 0; i < num_procs; i++) {
     src = dst = rank ^ i;
-    Colls::barrier(comm);
+    colls::barrier(comm);
     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;
 }
-}
-}
+} // namespace simgrid::smpi