1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
|
/*
* Copyright (c) 2004-2005 The Trustees of Indiana University and Indiana
* University Research and Technology
* Corporation. All rights reserved.
* Copyright (c) 2004-2005 The University of Tennessee and The University
* of Tennessee Research Foundation. All rights
* reserved.
* Copyright (c) 2004-2005 High Performance Computing Center Stuttgart,
* University of Stuttgart. All rights reserved.
* Copyright (c) 2004-2005 The Regents of the University of California.
* All rights reserved.
* $COPYRIGHT$
*
* Additional copyrights may follow
*
* $HEADER$
*/
#include "ompi_config.h"
#include "coll_self.h"
#include <stdio.h>
#include "mpi.h"
#include "ompi/communicator/communicator.h"
#include "opal/mca/base/mca_base_param.h"
#include "ompi/mca/coll/coll.h"
#include "ompi/mca/coll/base/base.h"
#include "coll_self.h"
/*
* Module
*/
static const mca_coll_base_module_1_0_0_t module = {
/* Initialization / finalization functions */
mca_coll_self_module_init,
mca_coll_self_module_finalize,
/* Collective function pointers */
mca_coll_self_allgather_intra,
mca_coll_self_allgatherv_intra,
mca_coll_self_allreduce_intra,
mca_coll_self_alltoall_intra,
mca_coll_self_alltoallv_intra,
mca_coll_self_alltoallw_intra,
mca_coll_self_barrier_intra,
mca_coll_self_bcast_intra,
mca_coll_self_exscan_intra,
mca_coll_self_gather_intra,
mca_coll_self_gatherv_intra,
mca_coll_self_reduce_intra,
mca_coll_self_reduce_scatter_intra,
mca_coll_self_scan_intra,
mca_coll_self_scatter_intra,
mca_coll_self_scatterv_intra
};
/*
* Initial query function that is invoked during MPI_INIT, allowing
* this module to indicate what level of thread support it provides.
*/
int mca_coll_self_init_query(bool enable_progress_threads,
bool enable_mpi_threads)
{
/* Nothing to do */
return OMPI_SUCCESS;
}
/*
* Invoked when there's a new communicator that has been created.
* Look at the communicator and decide which set of functions and
* priority we want to return.
*/
const mca_coll_base_module_1_0_0_t *
mca_coll_self_comm_query(struct ompi_communicator_t *comm, int *priority,
struct mca_coll_base_comm_t **data)
{
/* We only work on intracommunicators of size 1 */
if (!OMPI_COMM_IS_INTER(comm) && 1 == ompi_comm_size(comm)) {
if (OMPI_SUCCESS !=
mca_base_param_lookup_int(mca_coll_self_priority_param,
priority)) {
return NULL;
}
return &module;
}
return NULL;
}
/*
* Init module on the communicator
*/
const struct mca_coll_base_module_1_0_0_t *
mca_coll_self_module_init(struct ompi_communicator_t *comm)
{
/* Don't really need to do anything */
return &module;
}
/*
* Finalize module on the communicator
*/
int mca_coll_self_module_finalize(struct ompi_communicator_t *comm)
{
return OMPI_SUCCESS;
}
|
