First step in the implementation of topologies in SMPI

[simgrid.git] / src / smpi / colls / reduce-arrival-pattern-aware.c

diff --git a/src/smpi/colls/reduce-arrival-pattern-aware.c b/src/smpi/colls/reduce-arrival-pattern-aware.c
index 7ae69a8..3c20887 100644 (file)
--- a/src/smpi/colls/reduce-arrival-pattern-aware.c
+++ b/src/smpi/colls/reduce-arrival-pattern-aware.c
@@ -1,3 +1,9 @@
+/* Copyright (c) 2013-2014. 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 <star-reduction.c>
 
@@ -18,9 +24,7 @@ int smpi_coll_tuned_reduce_arrival_pattern_aware(void *buf, void *rbuf,
                                                  MPI_Op op, int root,
                                                  MPI_Comm comm)
 {
-  int rank;
-  rank = smpi_comm_rank(comm);
-
+  int rank = smpi_comm_rank(comm);
   int tag = -COLL_TAG_REDUCE;
   MPI_Status status;
   MPI_Request request;
@@ -31,7 +35,7 @@ int smpi_coll_tuned_reduce_arrival_pattern_aware(void *buf, void *rbuf,
 
   MPI_Status temp_status_array[MAX_NODE];
 
-  int size;
+  int size = smpi_comm_size(comm);
   int i;
 
   int sent_count;
@@ -48,10 +52,6 @@ int smpi_coll_tuned_reduce_arrival_pattern_aware(void *buf, void *rbuf,
   /* source and destination */
   int to, from;
 
-  size=smpi_comm_size(comm);
-  rank=smpi_comm_rank(comm);
-
-
   /* segment is segment size in number of elements (not bytes) */
   int segment = reduce_arrival_pattern_aware_segment_size_in_byte / extent;