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openmpi/ompi/mca/coll/demo/coll_demo_module.c
2015-06-23 20:59:57 -07:00

227 строки
7.8 KiB
C

/*
* Copyright (c) 2004-2007 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_demo.h"
#include <stdio.h>
#include "mpi.h"
#include "ompi/communicator/communicator.h"
#include "ompi/mca/coll/coll.h"
#include "ompi/mca/coll/base/base.h"
#include "coll_demo.h"
#if 0
/*
* Linear set of collective algorithms
*/
static const mca_coll_base_module_1_0_0_t intra = {
/* Initialization / finalization functions */
mca_coll_demo_module_init,
mca_coll_demo_module_finalize,
/* Collective function pointers */
mca_coll_demo_allgather_intra,
mca_coll_demo_allgatherv_intra,
mca_coll_demo_allreduce_intra,
mca_coll_demo_alltoall_intra,
mca_coll_demo_alltoallv_intra,
mca_coll_demo_alltoallw_intra,
mca_coll_demo_barrier_intra,
mca_coll_demo_bcast_intra,
NULL, /* Leave exscan blank just to force basic to be used */
mca_coll_demo_gather_intra,
mca_coll_demo_gatherv_intra,
mca_coll_demo_reduce_intra,
mca_coll_demo_reduce_scatter_intra,
mca_coll_demo_scan_intra,
mca_coll_demo_scatter_intra,
mca_coll_demo_scatterv_intra,
mca_coll_demo_ft_event
};
/*
* Linear set of collective algorithms for intercommunicators
*/
static const mca_coll_base_module_1_0_0_t inter = {
/* Initialization / finalization functions */
mca_coll_demo_module_init,
mca_coll_demo_module_finalize,
/* Collective function pointers */
mca_coll_demo_allgather_inter,
mca_coll_demo_allgatherv_inter,
mca_coll_demo_allreduce_inter,
mca_coll_demo_alltoall_inter,
mca_coll_demo_alltoallv_inter,
mca_coll_demo_alltoallw_inter,
mca_coll_demo_barrier_inter,
mca_coll_demo_bcast_inter,
mca_coll_demo_exscan_inter,
mca_coll_demo_gather_inter,
mca_coll_demo_gatherv_inter,
mca_coll_demo_reduce_inter,
mca_coll_demo_reduce_scatter_inter,
NULL,
mca_coll_demo_scatter_inter,
mca_coll_demo_scatterv_inter,
mca_coll_demo_ft_event
};
#endif
/*
* Initial query function that is invoked during MPI_INIT, allowing
* this component to disqualify itself if it doesn't support the
* required level of thread support.
*/
int mca_coll_demo_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.
*/
mca_coll_base_module_t *
mca_coll_demo_comm_query(struct ompi_communicator_t *comm, int *priority)
{
mca_coll_demo_module_t *demo_module;
demo_module = OBJ_NEW(mca_coll_demo_module_t);
if (NULL == demo_module) return NULL;
*priority = mca_coll_demo_priority;
demo_module->super.coll_module_enable = mca_coll_demo_module_enable;
demo_module->super.ft_event = mca_coll_demo_ft_event;
if (OMPI_COMM_IS_INTRA(comm)) {
demo_module->super.coll_allgather = mca_coll_demo_allgather_intra;
demo_module->super.coll_allgatherv = mca_coll_demo_allgatherv_intra;
demo_module->super.coll_allreduce = mca_coll_demo_allreduce_intra;
demo_module->super.coll_alltoall = mca_coll_demo_alltoall_intra;
demo_module->super.coll_alltoallv = mca_coll_demo_alltoallv_intra;
demo_module->super.coll_alltoallw = mca_coll_demo_alltoallw_intra;
demo_module->super.coll_barrier = mca_coll_demo_barrier_intra;
demo_module->super.coll_bcast = mca_coll_demo_bcast_intra;
demo_module->super.coll_exscan = mca_coll_demo_exscan_intra;
demo_module->super.coll_gather = mca_coll_demo_gather_intra;
demo_module->super.coll_gatherv = mca_coll_demo_gatherv_intra;
demo_module->super.coll_reduce = mca_coll_demo_reduce_intra;
demo_module->super.coll_reduce_scatter = mca_coll_demo_reduce_scatter_intra;
demo_module->super.coll_scan = mca_coll_demo_scan_intra;
demo_module->super.coll_scatter = mca_coll_demo_scatter_intra;
demo_module->super.coll_scatterv = mca_coll_demo_scatterv_intra;
} else {
demo_module->super.coll_allgather = mca_coll_demo_allgather_inter;
demo_module->super.coll_allgatherv = mca_coll_demo_allgatherv_inter;
demo_module->super.coll_allreduce = mca_coll_demo_allreduce_inter;
demo_module->super.coll_alltoall = mca_coll_demo_alltoall_inter;
demo_module->super.coll_alltoallv = mca_coll_demo_alltoallv_inter;
demo_module->super.coll_alltoallw = mca_coll_demo_alltoallw_inter;
demo_module->super.coll_barrier = mca_coll_demo_barrier_inter;
demo_module->super.coll_bcast = mca_coll_demo_bcast_inter;
demo_module->super.coll_exscan = NULL;
demo_module->super.coll_gather = mca_coll_demo_gather_inter;
demo_module->super.coll_gatherv = mca_coll_demo_gatherv_inter;
demo_module->super.coll_reduce = mca_coll_demo_reduce_inter;
demo_module->super.coll_reduce_scatter = mca_coll_demo_reduce_scatter_inter;
demo_module->super.coll_scan = NULL;
demo_module->super.coll_scatter = mca_coll_demo_scatter_inter;
demo_module->super.coll_scatterv = mca_coll_demo_scatterv_inter;
}
return &(demo_module->super);
}
#define COPY(comm, module, func) \
do { \
module->underlying.coll_ ## func = comm->c_coll.coll_ ## func; \
module->underlying.coll_ ## func = comm->c_coll.coll_ ## func; \
if (NULL != module->underlying.coll_ ## func ## _module) { \
OBJ_RETAIN(module->underlying.coll_ ## func ## _module); \
} \
} while (0)
int
mca_coll_demo_module_enable(mca_coll_base_module_t *module,
struct ompi_communicator_t *comm)
{
mca_coll_demo_module_t *demo_module = (mca_coll_demo_module_t*) module;
if (mca_coll_demo_verbose > 0) {
printf("Hello! This is the \"demo\" coll component. I'll be your coll component\ntoday. Please tip your waitresses well.\n");
}
/* save the old pointers */
COPY(comm, demo_module, allgather);
COPY(comm, demo_module, allgatherv);
COPY(comm, demo_module, allreduce);
COPY(comm, demo_module, alltoall);
COPY(comm, demo_module, alltoallv);
COPY(comm, demo_module, alltoallw);
COPY(comm, demo_module, barrier);
COPY(comm, demo_module, bcast);
COPY(comm, demo_module, exscan);
COPY(comm, demo_module, gather);
COPY(comm, demo_module, gatherv);
COPY(comm, demo_module, reduce);
COPY(comm, demo_module, reduce_scatter);
COPY(comm, demo_module, scan);
COPY(comm, demo_module, scatter);
COPY(comm, demo_module, scatterv);
return OMPI_SUCCESS;
}
int mca_coll_demo_ft_event(int state) {
if(OPAL_CRS_CHECKPOINT == state) {
;
}
else if(OPAL_CRS_CONTINUE == state) {
;
}
else if(OPAL_CRS_RESTART == state) {
;
}
else if(OPAL_CRS_TERM == state ) {
;
}
else {
;
}
return OMPI_SUCCESS;
}