X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/9f4593d014139381fd8977a84e76f0094fb2fac8..f4d034af50e34fbac8e6cf57d767f6704dfaf49c:/src/smpi/smpi_coll.c

diff --git a/src/smpi/smpi_coll.c b/src/smpi/smpi_coll.c
index f242c77232..70fdb14f87 100644
--- a/src/smpi/smpi_coll.c
+++ b/src/smpi/smpi_coll.c
@@ -1,6 +1,6 @@
 /* smpi_coll.c -- various optimized routing for collectives                   */
 
-/* Copyright (c) 2009, 2010. The SimGrid Team.
+/* Copyright (c) 2009-2013. The SimGrid Team.
  * All rights reserved.                                                     */
 
 /* This program is free software; you can redistribute it and/or modify it
@@ -47,6 +47,29 @@ COLL_ALLREDUCES(COLL_DESCRIPTION, COLL_COMMA),
   {NULL, NULL, NULL}      /* this array must be NULL terminated */
 };
 
+s_mpi_coll_description_t mpi_coll_reduce_scatter_description[] = {
+  {"default",
+   "reduce_scatter default collective",
+   smpi_mpi_reduce_scatter},
+COLL_REDUCE_SCATTERS(COLL_DESCRIPTION, COLL_COMMA),
+  {NULL, NULL, NULL}      /* this array must be NULL terminated */
+};
+
+s_mpi_coll_description_t mpi_coll_scatter_description[] = {
+  {"default",
+   "scatter default collective",
+   smpi_mpi_scatter},
+COLL_SCATTERS(COLL_DESCRIPTION, COLL_COMMA),
+  {NULL, NULL, NULL}      /* this array must be NULL terminated */
+};
+
+s_mpi_coll_description_t mpi_coll_barrier_description[] = {
+  {"default",
+   "barrier default collective",
+   smpi_mpi_barrier},
+COLL_BARRIERS(COLL_DESCRIPTION, COLL_COMMA),
+  {NULL, NULL, NULL}      /* this array must be NULL terminated */
+};
 s_mpi_coll_description_t mpi_coll_alltoall_description[] = {
   {"default",
    "Ompi alltoall default collective",
@@ -120,7 +143,9 @@ int find_coll_description(s_mpi_coll_description_t * table,
         return i;
     }
   }
-  name_list = strdup(table[0].name);
+  if (!table[0].name)
+    xbt_die("No collective is valid! This is a bug.");
+  name_list = xbt_strdup(table[0].name);
   for (i = 1; table[i].name; i++) {
     name_list =
         xbt_realloc(name_list,
@@ -128,7 +153,7 @@ int find_coll_description(s_mpi_coll_description_t * table,
     strcat(name_list, ", ");
     strcat(name_list, table[i].name);
   }
-  xbt_die("Model '%s' is invalid! Valid models are: %s.", name, name_list);
+  xbt_die("Collective '%s' is invalid! Valid collectives are: %s.", name, name_list);
   return -1;
 }
 
@@ -143,7 +168,9 @@ int (*mpi_coll_alltoall_fun)(void *, int, MPI_Datatype, void*, int, MPI_Datatype
 int (*mpi_coll_alltoallv_fun)(void *, int*, int*, MPI_Datatype, void*, int*, int*, MPI_Datatype, MPI_Comm);
 int (*mpi_coll_bcast_fun)(void *buf, int count, MPI_Datatype datatype, int root, MPI_Comm com);
 int (*mpi_coll_reduce_fun)(void *buf, void *rbuf, int count, MPI_Datatype datatype, MPI_Op op, int root, MPI_Comm comm);
-
+int (*mpi_coll_reduce_scatter_fun)(void *sbuf, void *rbuf, int *rcounts,MPI_Datatype dtype,MPI_Op  op,MPI_Comm  comm);
+int (*mpi_coll_scatter_fun)(void *sendbuf, int sendcount, MPI_Datatype sendtype,void *recvbuf, int recvcount, MPI_Datatype recvtype,int root, MPI_Comm comm);
+int (*mpi_coll_barrier_fun)(MPI_Comm comm);
 struct s_proc_tree {
   int PROCTREE_A;
   int numChildren;
@@ -218,7 +245,7 @@ static void build_tree(int root, int rank, int size, proc_tree_t * tree)
 static void tree_bcast(void *buf, int count, MPI_Datatype datatype,
                        MPI_Comm comm, proc_tree_t tree)
 {
-  int system_tag = 999;         // used negative int but smpi_create_request() declares this illegal (to be checked)
+  int system_tag = COLL_TAG_BCAST;
   int rank, i;
   MPI_Request *requests;
 
@@ -256,7 +283,7 @@ static void tree_bcast(void *buf, int count, MPI_Datatype datatype,
 static void tree_antibcast(void *buf, int count, MPI_Datatype datatype,
                            MPI_Comm comm, proc_tree_t tree)
 {
-  int system_tag = 999;         // used negative int but smpi_create_request() declares this illegal (to be checked)
+  int system_tag = COLL_TAG_BCAST;
   int rank, i;
   MPI_Request *requests;