OpenMPI 0.1.1

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coll_tuned_topo.h
1 /*
2 * Copyright (c) 2004-2005 The Trustees of Indiana University and Indiana
3 * University Research and Technology
4 * Corporation. All rights reserved.
5 * Copyright (c) 2004-2012 The University of Tennessee and The University
6 * of Tennessee Research Foundation. All rights
7 * reserved.
8 * Copyright (c) 2004-2005 High Performance Computing Center Stuttgart,
9 * University of Stuttgart. All rights reserved.
10 * Copyright (c) 2004-2005 The Regents of the University of California.
11 * All rights reserved.
12 * $COPYRIGHT$
13 *
14 * Additional copyrights may follow
15 *
16 * $HEADER$
17 */
18
19 #ifndef MCA_COLL_TUNED_TOPO_H_HAS_BEEN_INCLUDED
20 #define MCA_COLL_TUNED_TOPO_H_HAS_BEEN_INCLUDED
21
22 #include "ompi_config.h"
23
24 #define MAXTREEFANOUT 32
25
26 BEGIN_C_DECLS
27
28 typedef struct ompi_coll_tree_t {
29 int32_t tree_root;
30 int32_t tree_fanout;
31 int32_t tree_bmtree;
32 int32_t tree_prev;
33 int32_t tree_next[MAXTREEFANOUT];
34 int32_t tree_nextsize;
35 } ompi_coll_tree_t;
36
37 ompi_coll_tree_t*
38 ompi_coll_tuned_topo_build_tree( int fanout,
39 struct ompi_communicator_t* com,
40 int root );
41 ompi_coll_tree_t*
42 ompi_coll_tuned_topo_build_in_order_bintree( struct ompi_communicator_t* comm );
43
44 ompi_coll_tree_t*
45 ompi_coll_tuned_topo_build_bmtree( struct ompi_communicator_t* comm,
46 int root );
47 ompi_coll_tree_t*
48 ompi_coll_tuned_topo_build_in_order_bmtree( struct ompi_communicator_t* comm,
49 int root );
50 ompi_coll_tree_t*
51 ompi_coll_tuned_topo_build_chain( int fanout,
52 struct ompi_communicator_t* com,
53 int root );
54
55 int ompi_coll_tuned_topo_destroy_tree( ompi_coll_tree_t** tree );
56
57 /* debugging stuff, will be removed later */
58 int ompi_coll_tuned_topo_dump_tree (ompi_coll_tree_t* tree, int rank);
59
60 END_C_DECLS
61
62 #endif /* MCA_COLL_TUNED_TOPO_H_HAS_BEEN_INCLUDED */
63
ompi_coll_tree_t
Definition: coll_tuned_topo.h:28
ompi_communicator_t
Definition: communicator.h:118