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/*
* Copyright (c) 2011 Mellanox Technologies. All rights reserved.
* Copyright (c) 2019 Research Organization for Information Science
* and Technology (RIST). All rights reserved.
* $COPYRIGHT$
*
* Additional copyrights may follow
*
* $HEADER$
*/
#ifndef MCA_SCOLL_MPI_H
#define MCA_SCOLL_MPI_H
#include "oshmem_config.h"
#include "shmem.h"
#include "oshmem/mca/mca.h"
#include "oshmem/mca/scoll/scoll.h"
#include "oshmem/request/request.h"
#include "oshmem/util/oshmem_util.h"
#include "oshmem/proc/proc.h"
#include "ompi/communicator/communicator.h"
#include "scoll_mpi_debug.h"
BEGIN_C_DECLS
/**
* Globally exported structure
*/
struct mca_scoll_mpi_component_t {
/** Base coll component */
mca_scoll_base_component_1_0_0_t super;
/** MCA parameter: Priority of this component */
int mpi_priority;
/** MCA parameter: Verbose level of this component */
int mpi_verbose;
/** MCA parameter: Enable MPI */
int mpi_enable;
/** MCA parameter: Minimal number of processes in the communicator
for the corresponding mpi context to be created */
int mpi_np;
};
typedef struct mca_scoll_mpi_component_t mca_scoll_mpi_component_t;
OMPI_DECLSPEC extern mca_scoll_mpi_component_t mca_scoll_mpi_component;
/**
* MPI enabled communicator
*/
struct mca_scoll_mpi_module_t {
mca_scoll_base_module_t super;
ompi_communicator_t *comm;
int rank;
/* Saved handlers - for fallback */
mca_scoll_base_module_reduce_fn_t previous_reduce;
mca_scoll_base_module_t *previous_reduce_module;
mca_scoll_base_module_broadcast_fn_t previous_broadcast;
mca_scoll_base_module_t *previous_broadcast_module;
mca_scoll_base_module_barrier_fn_t previous_barrier;
mca_scoll_base_module_t *previous_barrier_module;
mca_scoll_base_module_collect_fn_t previous_collect;
mca_scoll_base_module_t *previous_collect_module;
mca_scoll_base_module_alltoall_fn_t previous_alltoall;
mca_scoll_base_module_t *previous_alltoall_module;
};
typedef struct mca_scoll_mpi_module_t mca_scoll_mpi_module_t;
OBJ_CLASS_DECLARATION(mca_scoll_mpi_module_t);
/* API functions */
int mca_scoll_mpi_init_query(bool enable_progress_threads, bool enable_mpi_threads);
mca_scoll_base_module_t* mca_scoll_mpi_comm_query(oshmem_group_t *osh_group, int *priority);
int mca_scoll_mpi_barrier(struct oshmem_group_t *group, long *pSync, int alg);
int mca_scoll_mpi_broadcast(struct oshmem_group_t *group,
int PE_root,
void *target,
const void *source,
size_t nlong,
long *pSync,
bool nlong_type,
int alg);
int mca_scoll_mpi_collect(struct oshmem_group_t *group,
void *target,
const void *source,
size_t nlong,
long *pSync,
bool nlong_type,
int alg);
int mca_scoll_mpi_reduce(struct oshmem_group_t *group,
struct oshmem_op_t *op,
void *target,
const void *source,
size_t nlong,
long *pSync,
void *pWrk,
int alg);
END_C_DECLS
#endif
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