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openmpi/ompi/mca/coll/tuned/coll_tuned_util.h
2012-03-05 22:23:44 +00:00

126 строки
5.3 KiB
C

/*
* Copyright (c) 2004-2005 The Trustees of Indiana University and Indiana
* University Research and Technology
* Corporation. All rights reserved.
* Copyright (c) 2004-2012 The University of Tennessee and The University
* of Tennessee Research Foundation. All rights
* reserved.
* Copyright (c) 2004-2007 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
*
* $HEADER$
*/
#ifndef MCA_COLL_TUNED_UTIL_EXPORT_H
#define MCA_COLL_TUNED_UTIL_EXPORT_H
#include "ompi_config.h"
#include "mpi.h"
#include "opal/mca/mca.h"
#include "ompi/datatype/ompi_datatype.h"
#include "ompi/request/request.h"
#include "ompi/mca/pml/pml.h"
BEGIN_C_DECLS
/* prototypes */
int ompi_coll_tuned_sendrecv_actual( void* sendbuf, size_t scount,
ompi_datatype_t* sdatatype,
int dest, int stag,
void* recvbuf, size_t rcount,
ompi_datatype_t* rdatatype,
int source, int rtag,
struct ompi_communicator_t* comm,
ompi_status_public_t* status );
/* inline functions */
static inline int
ompi_coll_tuned_sendrecv( void* sendbuf, size_t scount, ompi_datatype_t* sdatatype,
int dest, int stag,
void* recvbuf, size_t rcount, ompi_datatype_t* rdatatype,
int source, int rtag,
struct ompi_communicator_t* comm,
ompi_status_public_t* status, int myid )
{
if ((dest == myid) && (source == myid)) {
return (int) ompi_datatype_sndrcv(sendbuf, (int32_t) scount, sdatatype,
recvbuf, (int32_t) rcount, rdatatype);
}
return ompi_coll_tuned_sendrecv_actual (sendbuf, scount, sdatatype,
dest, stag,
recvbuf, rcount, rdatatype,
source, rtag, comm, status);
}
int
ompi_coll_tuned_sendrecv_actual_localcompleted( void* sendbuf, size_t scount,
ompi_datatype_t* sdatatype,
int dest, int stag,
void* recvbuf, size_t rcount,
ompi_datatype_t* rdatatype,
int source, int rtag,
struct ompi_communicator_t* comm,
ompi_status_public_t* status );
/* inline functions */
static inline int
ompi_coll_tuned_sendrecv_localcompleted( void* sendbuf, size_t scount,
ompi_datatype_t* sdatatype,
int dest, int stag,
void* recvbuf, size_t rcount,
ompi_datatype_t* rdatatype,
int source, int rtag,
struct ompi_communicator_t* comm,
ompi_status_public_t* status, int myid )
{
if ((dest == myid) && (source == myid)) {
return (int) ompi_datatype_sndrcv(sendbuf, (int32_t) scount, sdatatype,
recvbuf, (int32_t) rcount, rdatatype);
}
return ompi_coll_tuned_sendrecv_actual_localcompleted (sendbuf, scount,
sdatatype, dest,
stag,
recvbuf, rcount,
rdatatype,
source, rtag, comm,
status);
}
/* inline functions */
static inline int
ompi_coll_tuned_isendrecv( void* sendbuf, size_t scount, ompi_datatype_t* sdtype,
int dest, int stag, ompi_request_t** sreq,
void* recvbuf, size_t rcount, ompi_datatype_t* rdtype,
int source, int rtag, ompi_request_t** rreq,
struct ompi_communicator_t* comm ) {
int ret, line;
ret = MCA_PML_CALL(irecv(recvbuf, rcount, rdtype, source, rtag, comm, rreq));
if (MPI_SUCCESS != ret) { line = __LINE__; goto error_handler; }
ret = MCA_PML_CALL(isend(sendbuf, scount, sdtype, dest, stag,
MCA_PML_BASE_SEND_STANDARD, comm, sreq));
if (MPI_SUCCESS != ret) { line = __LINE__; goto error_handler; }
return MPI_SUCCESS;
error_handler:
OPAL_OUTPUT((ompi_coll_tuned_stream, "%s:%d\tError occurred %d\n",
__FILE__, line, ret));
return ret;
}
END_C_DECLS
#endif /* MCA_COLL_TUNED_UTIL_EXPORT_H */