split and simplify reduce and reduce-scatter

[simgrid.git] / teshsuite / smpi / reduce / reduce_coll.c

diff --git a/teshsuite/smpi/reduce/reduce_coll.c b/teshsuite/smpi/reduce/reduce_coll.c
deleted file mode 100644 (file)
index 7acc93d..0000000
--- a/teshsuite/smpi/reduce/reduce_coll.c
+++ /dev/null
@@ -1,81 +0,0 @@
-/* Copyright (c) 2009-2010, 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 <stdlib.h>
-#include <stdio.h>
-#include <string.h>
-#include <errno.h>
-#include "mpi.h"
-
-#ifndef EXIT_SUCCESS
-#define EXIT_SUCCESS 0
-#define EXIT_FAILURE 1
-#endif
-
-int main(int argc, char *argv[])
-{
-  int rank, size;
-  int i;
-  int *sb;
-  int *rb;
-  int status;
-
-  MPI_Init(&argc, &argv);
-  MPI_Comm_rank(MPI_COMM_WORLD, &rank);
-  MPI_Comm_size(MPI_COMM_WORLD, &size);
-
-  sb = (int *) xbt_malloc(size * sizeof(int));
-  rb = (int *) xbt_malloc(size * sizeof(int));
-  
-  for (i = 0; i < size; ++i) {
-    sb[i] = rank*size + i;
-    rb[i] = 0;
-  }
-  printf("[%d] sndbuf=[", rank);
-  for (i = 0; i < size; i++)
-    printf("%d ", sb[i]);
-  printf("]\n");
-  
-  int root=0;
-  status = MPI_Reduce(sb, rb, size, MPI_INT, MPI_SUM, root, MPI_COMM_WORLD);
-  MPI_Barrier(MPI_COMM_WORLD);
-
-  if (rank == root) {
-    printf("[%d] rcvbuf=[", rank);
-    for (i = 0; i < size; i++)
-      printf("%d ", rb[i]);
-    printf("]\n");
-    if (status != MPI_SUCCESS) {
-      printf("all_to_all returned %d\n", status);
-      fflush(stdout);
-    }
-  }
-  
-  
-  printf("[%d] second sndbuf=[", rank);
-  for (i = 0; i < 1; i++)
-    printf("%d ", sb[i]);
-  printf("]\n");
-  
-  root=size-1;
-  status = MPI_Reduce(sb, rb, 1, MPI_INT, MPI_PROD, root, MPI_COMM_WORLD);
-  MPI_Barrier(MPI_COMM_WORLD);
-
-  if (rank == root) {
-    printf("[%d] rcvbuf=[", rank);
-    for (i = 0; i < 1; i++)
-      printf("%d ", rb[i]);
-    printf("]\n");
-    if (status != MPI_SUCCESS) {
-      printf("all_to_all returned %d\n", status);
-      fflush(stdout);
-    }
-  }
-  free(sb);
-  free(rb);
-  MPI_Finalize();
-  return (EXIT_SUCCESS);
-}