X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/fb47f988141dcfef528d6dc68219d9857b4e054c..ffe8ce65fd9a8e18a0469f26f067c3ea6d5d60d4:/examples/smpi/MM/Summa.c

diff --git a/examples/smpi/MM/Summa.c b/examples/smpi/MM/Summa.c
index 12c2370626..cb51445097 100644
--- a/examples/smpi/MM/Summa.c
+++ b/examples/smpi/MM/Summa.c
@@ -1,3 +1,9 @@
+/* Copyright (c) 2012-2014. 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. */
+
 /*!
  * Classical Block Matrix Multiplication example
  *
@@ -6,19 +12,20 @@
 #include "Matrix_init.h"
 #include "Summa.h"
 #include "xbt/log.h"
+#include <stdio.h>
+
  XBT_LOG_NEW_DEFAULT_CATEGORY(MM_Summa,
                              "Messages specific for this msg example");
 
-inline double Summa(
-                     double *a, double *b, double *c,
-                     size_t lda, size_t ldb, size_t ldc,
-                     size_t m, size_t k_a, size_t k_b, size_t n,
-                     size_t Block_size, size_t start, size_t end,
-                     size_t row, size_t col, size_t size_row, size_t size_col,
-                     double *a_local, double *b_local,
-                     MPI_Datatype Block_a, MPI_Datatype Block_a_local,
-                     MPI_Datatype Block_b,
-                     MPI_Comm row_comm, MPI_Comm col_comm, int subs)
+double Summa(double *a, double *b, double *c,
+             size_t lda, size_t ldb, size_t ldc,
+             size_t m, size_t k_a, size_t k_b, size_t n,
+             size_t Block_size, size_t start, size_t end,
+             size_t row, size_t col, size_t size_row, size_t size_col,
+             double *a_local, double *b_local,
+             MPI_Datatype Block_a, MPI_Datatype Block_a_local,
+             MPI_Datatype Block_b,
+             MPI_Comm row_comm, MPI_Comm col_comm, int subs)
 {
   double *B_a     , *B_b     ; //matrix blocks
   size_t err;
@@ -76,8 +83,8 @@ inline double Summa(
     XBT_DEBUG( "pivot: %zu, iter: %zu, B_proc_col: %zu, "
                 "size_col:%zu, size_row: %zu\n",
                 pivot_row, iter, B_proc_row,size_col,size_row);
-    MPI_Barrier(row_comm);
-    MPI_Barrier(col_comm);
+/*    MPI_Barrier(row_comm);*/
+/*    MPI_Barrier(col_comm);*/
 
     start_time_intern = MPI_Wtime();
     //Broadcast the row
@@ -127,8 +134,8 @@ inline double Summa(
     end_time_intern = MPI_Wtime();
     communication_time += end_time_intern - start_time_intern;
 
-    MPI_Barrier(row_comm);
-    MPI_Barrier(col_comm);
+/*    MPI_Barrier(row_comm);*/
+/*    MPI_Barrier(col_comm);*/
     start_time_intern = MPI_Wtime();
     XBT_DEBUG("execute Gemm number: %zu\n", iter);
     //We have recieved a line of block and a colomn
@@ -150,8 +157,8 @@ inline double Summa(
 
   end_time = MPI_Wtime();
   time = end_time - start_time ;
-  printf("communication time: %le seconds, "
-         "computation time: %le seconds\n",
+  printf("communication time: %e seconds, "
+         "computation time: %e seconds\n",
          communication_time, computation_time);