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/* -*- Mode: C; c-basic-offset:4 ; indent-tabs-mode:nil -*- */
/*
* Copyright (c) 2004-2007 The Trustees of Indiana University and Indiana
* University Research and Technology
* Corporation. All rights reserved.
* Copyright (c) 2004-2013 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 (c) 2008 Cisco Systems, Inc. All rights reserved.
* Copyright (c) 2013-2015 Los Alamos National Security, LLC. All rights
* reserved.
* Copyright (c) 2014-2019 Research Organization for Information Science
* and Technology (RIST). All rights reserved.
* Copyright (c) 2016-2017 IBM Corporation. All rights reserved.
* Copyright (c) 2018 FUJITSU LIMITED. All rights reserved.
* $COPYRIGHT$
*
* Additional copyrights may follow
*
* $HEADER$
*/
#ifndef MCA_COLL_LIBNBC_EXPORT_H
#define MCA_COLL_LIBNBC_EXPORT_H
#include "ompi/mca/coll/coll.h"
#include "ompi/mca/coll/base/coll_base_util.h"
#include "opal/sys/atomic.h"
BEGIN_C_DECLS
/*********************** LibNBC tuning parameters ************************/
/* the debug level */
#define NBC_DLEVEL 0
/* enable schedule caching - undef NBC_CACHE_SCHEDULE to deactivate it */
/* TODO: this whole schedule cache stuff does not work with the tmbuf
* :-( - first, the tmpbuf must not be freed if a schedule using it is
* still in the cache and second, the tmpbuf used by the schedule must
* be attached to the handle that uses this schedule !!!!
* I.E., THIS IS EXPERIMENTAL AND MIGHT NOT WORK */
/* It also leaks memory because the schedule is never cleaned up when
the communicator is destroyed, so don't use it for now */
#ifdef NBC_CACHE_SCHEDULE
#undef NBC_CACHE_SCHEDULE
#endif
#define NBC_SCHED_DICT_UPPER 1024 /* max. number of dict entries */
#define NBC_SCHED_DICT_LOWER 512 /* number of dict entries after wipe, if SCHED_DICT_UPPER is reached */
/********************* end of LibNBC tuning parameters ************************/
/* Function return codes */
#define NBC_OK 0 /* everything went fine */
#define NBC_SUCCESS 0 /* everything went fine (MPI compliant :) */
#define NBC_OOR 1 /* out of resources */
#define NBC_BAD_SCHED 2 /* bad schedule */
#define NBC_CONTINUE 3 /* progress not done */
#define NBC_DATATYPE_NOT_SUPPORTED 4 /* datatype not supported or not valid */
#define NBC_OP_NOT_SUPPORTED 5 /* operation not supported or not valid */
#define NBC_NOT_IMPLEMENTED 6
#define NBC_INVALID_PARAM 7 /* invalid parameters */
#define NBC_INVALID_TOPOLOGY_COMM 8 /* invalid topology attached to communicator */
/* number of implemented collective functions */
#define NBC_NUM_COLL 17
extern bool libnbc_ibcast_skip_dt_decision;
extern int libnbc_iallgather_algorithm;
extern int libnbc_iallreduce_algorithm;
extern int libnbc_ibcast_algorithm;
extern int libnbc_ibcast_knomial_radix;
extern int libnbc_iexscan_algorithm;
extern int libnbc_ireduce_algorithm;
extern int libnbc_iscan_algorithm;
struct ompi_coll_libnbc_component_t {
mca_coll_base_component_2_4_0_t super;
opal_free_list_t requests;
opal_list_t active_requests;
opal_atomic_int32_t active_comms;
opal_mutex_t lock; /* protect access to the active_requests list */
};
typedef struct ompi_coll_libnbc_component_t ompi_coll_libnbc_component_t;
/* Globally exported variables */
OMPI_DECLSPEC extern ompi_coll_libnbc_component_t mca_coll_libnbc_component;
struct ompi_coll_libnbc_module_t {
mca_coll_base_module_t super;
opal_mutex_t mutex;
bool comm_registered;
#ifdef NBC_CACHE_SCHEDULE
void *NBC_Dict[NBC_NUM_COLL]; /* this should point to a struct
hb_tree, but since this is a
public header-file, this would be
an include mess :-(. So let's void
it ...*/
int NBC_Dict_size[NBC_NUM_COLL];
#endif
};
typedef struct ompi_coll_libnbc_module_t ompi_coll_libnbc_module_t;
OBJ_CLASS_DECLARATION(ompi_coll_libnbc_module_t);
typedef ompi_coll_libnbc_module_t NBC_Comminfo;
struct NBC_Schedule {
opal_object_t super;
volatile int size;
volatile int current_round_offset;
char *data;
};
typedef struct NBC_Schedule NBC_Schedule;
OBJ_CLASS_DECLARATION(NBC_Schedule);
struct ompi_coll_libnbc_request_t {
ompi_coll_base_nbc_request_t super;
MPI_Comm comm;
long row_offset;
bool nbc_complete; /* status in libnbc level */
int tag;
volatile int req_count;
ompi_request_t **req_array;
NBC_Comminfo *comminfo;
NBC_Schedule *schedule;
void *tmpbuf; /* temporary buffer e.g. used for Reduce */
/* TODO: we should make a handle pointer to a state later (that the user
* can move request handles) */
};
typedef struct ompi_coll_libnbc_request_t ompi_coll_libnbc_request_t;
OBJ_CLASS_DECLARATION(ompi_coll_libnbc_request_t);
typedef ompi_coll_libnbc_request_t NBC_Handle;
#define OMPI_COLL_LIBNBC_REQUEST_ALLOC(comm, persistent, req) \
do { \
opal_free_list_item_t *item; \
item = opal_free_list_wait (&mca_coll_libnbc_component.requests); \
req = (ompi_coll_libnbc_request_t*) item; \
OMPI_REQUEST_INIT(&req->super.super, persistent); \
req->super.super.req_mpi_object.comm = comm; \
} while (0)
#define OMPI_COLL_LIBNBC_REQUEST_RETURN(req) \
do { \
OMPI_REQUEST_FINI(&(req)->super.super); \
opal_free_list_return (&mca_coll_libnbc_component.requests, \
(opal_free_list_item_t*) (req)); \
} while (0)
int ompi_coll_libnbc_progress(void);
int NBC_Init_comm(MPI_Comm comm, ompi_coll_libnbc_module_t *module);
int NBC_Progress(NBC_Handle *handle);
int ompi_coll_libnbc_iallgather(const void* sendbuf, int sendcount, MPI_Datatype sendtype, void* recvbuf, int recvcount,
MPI_Datatype recvtype, struct ompi_communicator_t *comm, ompi_request_t ** request,
mca_coll_base_module_t *module);
int ompi_coll_libnbc_iallgatherv(const void* sendbuf, int sendcount, MPI_Datatype sendtype, void* recvbuf, const int *recvcounts, const int *displs,
MPI_Datatype recvtype, struct ompi_communicator_t *comm, ompi_request_t ** request,
mca_coll_base_module_t *module);
int ompi_coll_libnbc_iallreduce(const void* sendbuf, void* recvbuf, int count, MPI_Datatype datatype, MPI_Op op,
struct ompi_communicator_t *comm, ompi_request_t ** request,
mca_coll_base_module_t *module);
int ompi_coll_libnbc_ialltoall(const void* sendbuf, int sendcount, MPI_Datatype sendtype, void* recvbuf, int recvcount,
MPI_Datatype recvtype, struct ompi_communicator_t *comm, ompi_request_t ** request,
mca_coll_base_module_t *module);
int ompi_coll_libnbc_ialltoallv(const void* sendbuf, const int *sendcounts, const int *sdispls,
MPI_Datatype sendtype, void* recvbuf, const int *recvcounts, const int *rdispls,
MPI_Datatype recvtype, struct ompi_communicator_t *comm, ompi_request_t ** request,
mca_coll_base_module_t *module);
int ompi_coll_libnbc_ialltoallw(const void *sbuf, const int *scounts, const int *sdisps, struct ompi_datatype_t * const *sdtypes,
void *rbuf, const int *rcounts, const int *rdisps, struct ompi_datatype_t * const *rdtypes,
struct ompi_communicator_t *comm, ompi_request_t **request,
mca_coll_base_module_t *module);
int ompi_coll_libnbc_ibarrier(struct ompi_communicator_t *comm, ompi_request_t ** request,
mca_coll_base_module_t *module);
int ompi_coll_libnbc_ibcast(void *buffer, int count, MPI_Datatype datatype, int root,
struct ompi_communicator_t *comm, ompi_request_t ** request,
mca_coll_base_module_t *module);
int ompi_coll_libnbc_iexscan(const void *sbuf, void *rbuf, int count, struct ompi_datatype_t *dtype,
struct ompi_op_t *op, struct ompi_communicator_t *comm, ompi_request_t **request,
mca_coll_base_module_t *module);
int ompi_coll_libnbc_igather(const void* sendbuf, int sendcount, MPI_Datatype sendtype, void* recvbuf, int recvcount,
MPI_Datatype recvtype, int root, struct ompi_communicator_t *comm, ompi_request_t ** request,
mca_coll_base_module_t *module);
int ompi_coll_libnbc_igatherv(const void* sendbuf, int sendcount, MPI_Datatype sendtype,
void* recvbuf, const int *recvcounts, const int *displs, MPI_Datatype recvtype,
int root, struct ompi_communicator_t *comm, ompi_request_t ** request,
mca_coll_base_module_t *module);
int ompi_coll_libnbc_ireduce(const void* sendbuf, void* recvbuf, int count, MPI_Datatype datatype,
MPI_Op op, int root, struct ompi_communicator_t *comm, ompi_request_t ** request,
mca_coll_base_module_t *module);
int ompi_coll_libnbc_ireduce_scatter(const void* sendbuf, void* recvbuf, const int *recvcounts, MPI_Datatype datatype,
MPI_Op op, struct ompi_communicator_t *comm, ompi_request_t ** request,
mca_coll_base_module_t *module);
int ompi_coll_libnbc_ireduce_scatter_block(const void *sbuf, void *rbuf, int rcount, struct ompi_datatype_t *dtype,
struct ompi_op_t *op, struct ompi_communicator_t *comm,
ompi_request_t **request,
mca_coll_base_module_t *module);
int ompi_coll_libnbc_iscan(const void* sendbuf, void* recvbuf, int count, MPI_Datatype datatype, MPI_Op op,
struct ompi_communicator_t *comm, ompi_request_t ** request,
mca_coll_base_module_t *module);
int ompi_coll_libnbc_iscatter(const void* sendbuf, int sendcount, MPI_Datatype sendtype,
void* recvbuf, int recvcount, MPI_Datatype recvtype, int root,
struct ompi_communicator_t *comm, ompi_request_t ** request,
mca_coll_base_module_t *module);
int ompi_coll_libnbc_iscatterv(const void* sendbuf, const int *sendcounts, const int *displs, MPI_Datatype sendtype,
void* recvbuf, int recvcount, MPI_Datatype recvtype, int root,
struct ompi_communicator_t *comm, ompi_request_t ** request,
mca_coll_base_module_t *module);
int ompi_coll_libnbc_iallgather_inter(const void* sendbuf, int sendcount, MPI_Datatype sendtype, void* recvbuf, int recvcount,
MPI_Datatype recvtype, struct ompi_communicator_t *comm, ompi_request_t ** request,
mca_coll_base_module_t *module);
int ompi_coll_libnbc_iallgatherv_inter(const void* sendbuf, int sendcount, MPI_Datatype sendtype, void* recvbuf, const int *recvcounts, const int *displs,
MPI_Datatype recvtype, struct ompi_communicator_t *comm, ompi_request_t ** request,
mca_coll_base_module_t *module);
int ompi_coll_libnbc_iallreduce_inter(const void* sendbuf, void* recvbuf, int count, MPI_Datatype datatype, MPI_Op op,
struct ompi_communicator_t *comm, ompi_request_t ** request,
mca_coll_base_module_t *module);
int ompi_coll_libnbc_ialltoall_inter(const void* sendbuf, int sendcount, MPI_Datatype sendtype, void* recvbuf, int recvcount,
MPI_Datatype recvtype, struct ompi_communicator_t *comm, ompi_request_t ** request,
mca_coll_base_module_t *module);
int ompi_coll_libnbc_ialltoallv_inter(const void* sendbuf, const int *sendcounts, const int *sdispls,
MPI_Datatype sendtype, void* recvbuf, const int *recvcounts, const int *rdispls,
MPI_Datatype recvtype, struct ompi_communicator_t *comm, ompi_request_t ** request,
mca_coll_base_module_t *module);
int ompi_coll_libnbc_ialltoallw_inter(const void *sbuf, const int *scounts, const int *sdisps, struct ompi_datatype_t * const *sdtypes,
void *rbuf, const int *rcounts, const int *rdisps, struct ompi_datatype_t * const *rdtypes,
struct ompi_communicator_t *comm, ompi_request_t **request,
mca_coll_base_module_t *module);
int ompi_coll_libnbc_ibarrier_inter(struct ompi_communicator_t *comm, ompi_request_t ** request,
mca_coll_base_module_t *module);
int ompi_coll_libnbc_ibcast_inter(void *buffer, int count, MPI_Datatype datatype, int root,
struct ompi_communicator_t *comm, ompi_request_t ** request,
mca_coll_base_module_t *module);
int ompi_coll_libnbc_igather_inter(const void* sendbuf, int sendcount, MPI_Datatype sendtype, void* recvbuf, int recvcount,
MPI_Datatype recvtype, int root, struct ompi_communicator_t *comm, ompi_request_t ** request,
mca_coll_base_module_t *module);
int ompi_coll_libnbc_igatherv_inter(const void* sendbuf, int sendcount, MPI_Datatype sendtype,
void* recvbuf, const int *recvcounts, const int *displs, MPI_Datatype recvtype,
int root, struct ompi_communicator_t *comm, ompi_request_t ** request,
mca_coll_base_module_t *module);
int ompi_coll_libnbc_ireduce_inter(const void* sendbuf, void* recvbuf, int count, MPI_Datatype datatype,
MPI_Op op, int root, struct ompi_communicator_t *comm, ompi_request_t ** request,
mca_coll_base_module_t *module);
int ompi_coll_libnbc_ireduce_scatter_inter(const void* sendbuf, void* recvbuf, const int *recvcounts, MPI_Datatype datatype,
MPI_Op op, struct ompi_communicator_t *comm, ompi_request_t ** request,
mca_coll_base_module_t *module);
int ompi_coll_libnbc_ireduce_scatter_block_inter(const void *sbuf, void *rbuf, int rcount, struct ompi_datatype_t *dtype,
struct ompi_op_t *op, struct ompi_communicator_t *comm,
ompi_request_t **request,
mca_coll_base_module_t *module);
int ompi_coll_libnbc_iscatter_inter(const void* sendbuf, int sendcount, MPI_Datatype sendtype,
void* recvbuf, int recvcount, MPI_Datatype recvtype, int root,
struct ompi_communicator_t *comm, ompi_request_t ** request,
mca_coll_base_module_t *module);
int ompi_coll_libnbc_iscatterv_inter(const void* sendbuf, const int *sendcounts, const int *displs, MPI_Datatype sendtype,
void* recvbuf, int recvcount, MPI_Datatype recvtype, int root,
struct ompi_communicator_t *comm, ompi_request_t ** request,
mca_coll_base_module_t *module);
int ompi_coll_libnbc_ineighbor_allgather(const void *sbuf, int scount, MPI_Datatype stype, void *rbuf,
int rcount, MPI_Datatype rtype, struct ompi_communicator_t *comm,
ompi_request_t ** request, mca_coll_base_module_t *module);
int ompi_coll_libnbc_ineighbor_allgatherv(const void *sbuf, int scount, MPI_Datatype stype, void *rbuf,
const int *rcounts, const int *displs, MPI_Datatype rtype,
struct ompi_communicator_t *comm, ompi_request_t ** request,
mca_coll_base_module_t *module);
int ompi_coll_libnbc_ineighbor_alltoall(const void *sbuf, int scount, MPI_Datatype stype, void *rbuf,
int rcount, MPI_Datatype rtype, struct ompi_communicator_t *comm,
ompi_request_t ** request, mca_coll_base_module_t *module);
int ompi_coll_libnbc_ineighbor_alltoallv(const void *sbuf, const int *scounts, const int *sdispls, MPI_Datatype stype,
void *rbuf, const int *rcounts, const int *rdispls, MPI_Datatype rtype,
struct ompi_communicator_t *comm, ompi_request_t ** request,
mca_coll_base_module_t *module);
int ompi_coll_libnbc_ineighbor_alltoallw(const void *sbuf, const int *scounts, const MPI_Aint *sdisps, struct ompi_datatype_t * const *stypes,
void *rbuf, const int *rcounts, const MPI_Aint *rdisps, struct ompi_datatype_t * const *rtypes,
struct ompi_communicator_t *comm, ompi_request_t ** request,
mca_coll_base_module_t *module);
int ompi_coll_libnbc_allgather_init(const void* sendbuf, int sendcount, MPI_Datatype sendtype, void* recvbuf, int recvcount,
MPI_Datatype recvtype, struct ompi_communicator_t *comm, MPI_Info info, ompi_request_t ** request,
mca_coll_base_module_t *module);
int ompi_coll_libnbc_allgatherv_init(const void* sendbuf, int sendcount, MPI_Datatype sendtype, void* recvbuf, const int *recvcounts, const int *displs,
MPI_Datatype recvtype, struct ompi_communicator_t *comm, MPI_Info info, ompi_request_t ** request,
mca_coll_base_module_t *module);
int ompi_coll_libnbc_allreduce_init(const void* sendbuf, void* recvbuf, int count, MPI_Datatype datatype, MPI_Op op,
struct ompi_communicator_t *comm, MPI_Info info, ompi_request_t ** request,
mca_coll_base_module_t *module);
int ompi_coll_libnbc_alltoall_init(const void* sendbuf, int sendcount, MPI_Datatype sendtype, void* recvbuf, int recvcount,
MPI_Datatype recvtype, struct ompi_communicator_t *comm, MPI_Info info, ompi_request_t ** request,
mca_coll_base_module_t *module);
int ompi_coll_libnbc_alltoallv_init(const void* sendbuf, const int *sendcounts, const int *sdispls,
MPI_Datatype sendtype, void* recvbuf, const int *recvcounts, const int *rdispls,
MPI_Datatype recvtype, struct ompi_communicator_t *comm, MPI_Info info, ompi_request_t ** request,
mca_coll_base_module_t *module);
int ompi_coll_libnbc_alltoallw_init(const void *sbuf, const int *scounts, const int *sdisps, struct ompi_datatype_t * const *sdtypes,
void *rbuf, const int *rcounts, const int *rdisps, struct ompi_datatype_t * const *rdtypes,
struct ompi_communicator_t *comm, MPI_Info info, ompi_request_t **request,
mca_coll_base_module_t *module);
int ompi_coll_libnbc_barrier_init(struct ompi_communicator_t *comm, MPI_Info info, ompi_request_t ** request,
mca_coll_base_module_t *module);
int ompi_coll_libnbc_bcast_init(void *buffer, int count, MPI_Datatype datatype, int root,
struct ompi_communicator_t *comm, MPI_Info info, ompi_request_t ** request,
mca_coll_base_module_t *module);
int ompi_coll_libnbc_exscan_init(const void *sbuf, void *rbuf, int count, struct ompi_datatype_t *dtype,
struct ompi_op_t *op, struct ompi_communicator_t *comm, MPI_Info info, ompi_request_t **request,
mca_coll_base_module_t *module);
int ompi_coll_libnbc_gather_init(const void* sendbuf, int sendcount, MPI_Datatype sendtype, void* recvbuf, int recvcount,
MPI_Datatype recvtype, int root, struct ompi_communicator_t *comm, MPI_Info info, ompi_request_t ** request,
mca_coll_base_module_t *module);
int ompi_coll_libnbc_gatherv_init(const void* sendbuf, int sendcount, MPI_Datatype sendtype,
void* recvbuf, const int *recvcounts, const int *displs, MPI_Datatype recvtype,
int root, struct ompi_communicator_t *comm, MPI_Info info, ompi_request_t ** request,
mca_coll_base_module_t *module);
int ompi_coll_libnbc_reduce_init(const void* sendbuf, void* recvbuf, int count, MPI_Datatype datatype,
MPI_Op op, int root, struct ompi_communicator_t *comm, MPI_Info info, ompi_request_t ** request,
mca_coll_base_module_t *module);
int ompi_coll_libnbc_reduce_scatter_init(const void* sendbuf, void* recvbuf, const int *recvcounts, MPI_Datatype datatype,
MPI_Op op, struct ompi_communicator_t *comm, MPI_Info info, ompi_request_t ** request,
mca_coll_base_module_t *module);
int ompi_coll_libnbc_reduce_scatter_block_init(const void *sbuf, void *rbuf, int rcount, struct ompi_datatype_t *dtype,
struct ompi_op_t *op, struct ompi_communicator_t *comm, MPI_Info info, ompi_request_t **request,
mca_coll_base_module_t *module);
int ompi_coll_libnbc_scan_init(const void* sendbuf, void* recvbuf, int count, MPI_Datatype datatype, MPI_Op op,
struct ompi_communicator_t *comm, MPI_Info info, ompi_request_t ** request,
mca_coll_base_module_t *module);
int ompi_coll_libnbc_scatter_init(const void* sendbuf, int sendcount, MPI_Datatype sendtype,
void* recvbuf, int recvcount, MPI_Datatype recvtype, int root,
struct ompi_communicator_t *comm, MPI_Info info, ompi_request_t ** request,
mca_coll_base_module_t *module);
int ompi_coll_libnbc_scatterv_init(const void* sendbuf, const int *sendcounts, const int *displs, MPI_Datatype sendtype,
void* recvbuf, int recvcount, MPI_Datatype recvtype, int root,
struct ompi_communicator_t *comm, MPI_Info info, ompi_request_t ** request,
mca_coll_base_module_t *module);
int ompi_coll_libnbc_allgather_inter_init(const void* sendbuf, int sendcount, MPI_Datatype sendtype, void* recvbuf, int recvcount,
MPI_Datatype recvtype, struct ompi_communicator_t *comm, MPI_Info info, ompi_request_t ** request,
mca_coll_base_module_t *module);
int ompi_coll_libnbc_allgatherv_inter_init(const void* sendbuf, int sendcount, MPI_Datatype sendtype, void* recvbuf, const int *recvcounts, const int *displs,
MPI_Datatype recvtype, struct ompi_communicator_t *comm, MPI_Info info, ompi_request_t ** request,
mca_coll_base_module_t *module);
int ompi_coll_libnbc_allreduce_inter_init(const void* sendbuf, void* recvbuf, int count, MPI_Datatype datatype, MPI_Op op,
struct ompi_communicator_t *comm, MPI_Info info, ompi_request_t ** request,
mca_coll_base_module_t *module);
int ompi_coll_libnbc_alltoall_inter_init(const void* sendbuf, int sendcount, MPI_Datatype sendtype, void* recvbuf, int recvcount,
MPI_Datatype recvtype, struct ompi_communicator_t *comm, MPI_Info info, ompi_request_t ** request,
mca_coll_base_module_t *module);
int ompi_coll_libnbc_alltoallv_inter_init(const void* sendbuf, const int *sendcounts, const int *sdispls,
MPI_Datatype sendtype, void* recvbuf, const int *recvcounts, const int *rdispls,
MPI_Datatype recvtype, struct ompi_communicator_t *comm, MPI_Info info, ompi_request_t ** request,
mca_coll_base_module_t *module);
int ompi_coll_libnbc_alltoallw_inter_init(const void *sbuf, const int *scounts, const int *sdisps, struct ompi_datatype_t * const *sdtypes,
void *rbuf, const int *rcounts, const int *rdisps, struct ompi_datatype_t * const *rdtypes,
struct ompi_communicator_t *comm, MPI_Info info, ompi_request_t **request,
mca_coll_base_module_t *module);
int ompi_coll_libnbc_barrier_inter_init(struct ompi_communicator_t *comm, MPI_Info info, ompi_request_t ** request,
mca_coll_base_module_t *module);
int ompi_coll_libnbc_bcast_inter_init(void *buffer, int count, MPI_Datatype datatype, int root,
struct ompi_communicator_t *comm, MPI_Info info, ompi_request_t ** request,
mca_coll_base_module_t *module);
int ompi_coll_libnbc_gather_inter_init(const void* sendbuf, int sendcount, MPI_Datatype sendtype, void* recvbuf, int recvcount,
MPI_Datatype recvtype, int root, struct ompi_communicator_t *comm, MPI_Info info, ompi_request_t ** request,
mca_coll_base_module_t *module);
int ompi_coll_libnbc_gatherv_inter_init(const void* sendbuf, int sendcount, MPI_Datatype sendtype,
void* recvbuf, const int *recvcounts, const int *displs, MPI_Datatype recvtype,
int root, struct ompi_communicator_t *comm, MPI_Info info, ompi_request_t ** request,
mca_coll_base_module_t *module);
int ompi_coll_libnbc_reduce_inter_init(const void* sendbuf, void* recvbuf, int count, MPI_Datatype datatype,
MPI_Op op, int root, struct ompi_communicator_t *comm, MPI_Info info, ompi_request_t ** request,
mca_coll_base_module_t *module);
int ompi_coll_libnbc_reduce_scatter_inter_init(const void* sendbuf, void* recvbuf, const int *recvcounts, MPI_Datatype datatype,
MPI_Op op, struct ompi_communicator_t *comm, MPI_Info info, ompi_request_t ** request,
mca_coll_base_module_t *module);
int ompi_coll_libnbc_reduce_scatter_block_inter_init(const void *sbuf, void *rbuf, int rcount, struct ompi_datatype_t *dtype,
struct ompi_op_t *op, struct ompi_communicator_t *comm,
MPI_Info info, ompi_request_t **request,
mca_coll_base_module_t *module);
int ompi_coll_libnbc_scatter_inter_init(const void* sendbuf, int sendcount, MPI_Datatype sendtype,
void* recvbuf, int recvcount, MPI_Datatype recvtype, int root,
struct ompi_communicator_t *comm, MPI_Info info, ompi_request_t ** request,
mca_coll_base_module_t *module);
int ompi_coll_libnbc_scatterv_inter_init(const void* sendbuf, const int *sendcounts, const int *displs, MPI_Datatype sendtype,
void* recvbuf, int recvcount, MPI_Datatype recvtype, int root,
struct ompi_communicator_t *comm, MPI_Info info, ompi_request_t ** request,
mca_coll_base_module_t *module);
int ompi_coll_libnbc_neighbor_allgather_init(const void *sbuf, int scount, MPI_Datatype stype, void *rbuf,
int rcount, MPI_Datatype rtype, struct ompi_communicator_t *comm,
MPI_Info info, ompi_request_t ** request, mca_coll_base_module_t *module);
int ompi_coll_libnbc_neighbor_allgatherv_init(const void *sbuf, int scount, MPI_Datatype stype, void *rbuf,
const int *rcounts, const int *displs, MPI_Datatype rtype,
struct ompi_communicator_t *comm, MPI_Info info, ompi_request_t ** request,
mca_coll_base_module_t *module);
int ompi_coll_libnbc_neighbor_alltoall_init(const void *sbuf, int scount, MPI_Datatype stype, void *rbuf,
int rcount, MPI_Datatype rtype, struct ompi_communicator_t *comm, MPI_Info info,
ompi_request_t ** request, mca_coll_base_module_t *module);
int ompi_coll_libnbc_neighbor_alltoallv_init(const void *sbuf, const int *scounts, const int *sdispls, MPI_Datatype stype,
void *rbuf, const int *rcounts, const int *rdispls, MPI_Datatype rtype,
struct ompi_communicator_t *comm, MPI_Info info, ompi_request_t ** request,
mca_coll_base_module_t *module);
int ompi_coll_libnbc_neighbor_alltoallw_init(const void *sbuf, const int *scounts, const MPI_Aint *sdisps, struct ompi_datatype_t * const *stypes,
void *rbuf, const int *rcounts, const MPI_Aint *rdisps, struct ompi_datatype_t * const *rtypes,
struct ompi_communicator_t *comm, MPI_Info info, ompi_request_t ** request,
mca_coll_base_module_t *module);
END_C_DECLS
#endif /* MCA_COLL_LIBNBC_EXPORT_H */
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