68 строки
2.1 KiB
C
68 строки
2.1 KiB
C
/*
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* Copyright (c) 2004-2005 The Trustees of Indiana University and Indiana
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* University Research and Technology
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* Corporation. All rights reserved.
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* Copyright (c) 2004-2005 The University of Tennessee and The University
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* of Tennessee Research Foundation. All rights
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* reserved.
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* Copyright (c) 2004-2005 High Performance Computing Center Stuttgart,
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* University of Stuttgart. All rights reserved.
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* Copyright (c) 2004-2005 The Regents of the University of California.
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* All rights reserved.
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* $COPYRIGHT$
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*
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* Additional copyrights may follow
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*
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* $HEADER$
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*/
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#include "ompi_config.h"
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#include "mpi/c/bindings.h"
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#include "ompi/mca/pml/pml.h"
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#include "ompi/request/request.h"
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#if OMPI_HAVE_WEAK_SYMBOLS && OMPI_PROFILING_DEFINES
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#pragma weak MPI_Isend = PMPI_Isend
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#endif
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#if OMPI_PROFILING_DEFINES
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#include "mpi/c/profile/defines.h"
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#endif
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static const char FUNC_NAME[] = "MPI_Isend";
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int MPI_Isend(void *buf, int count, MPI_Datatype type, int dest,
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int tag, MPI_Comm comm, MPI_Request *request)
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{
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int rc;
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if (dest == MPI_PROC_NULL) {
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*request = &ompi_request_empty;
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return MPI_SUCCESS;
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}
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if ( MPI_PARAM_CHECK ) {
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rc = MPI_SUCCESS;
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OMPI_ERR_INIT_FINALIZE(FUNC_NAME);
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if (ompi_comm_invalid(comm)) {
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return OMPI_ERRHANDLER_INVOKE(MPI_COMM_WORLD, MPI_ERR_COMM, FUNC_NAME);
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} else if (count < 0) {
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rc = MPI_ERR_COUNT;
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} else if (type == MPI_DATATYPE_NULL) {
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rc = MPI_ERR_TYPE;
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} else if (tag < 0 || tag > mca_pml.pml_max_tag) {
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rc = MPI_ERR_TAG;
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} else if (ompi_comm_peer_invalid(comm, dest)) {
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rc = MPI_ERR_RANK;
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} else if (request == NULL) {
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rc = MPI_ERR_REQUEST;
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}
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OMPI_ERRHANDLER_CHECK(rc, comm, rc, FUNC_NAME);
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}
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rc = MCA_PML_CALL(isend(buf,count,type,dest,tag,MCA_PML_BASE_SEND_STANDARD,comm,request));
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OMPI_ERRHANDLER_RETURN(rc, comm, rc, FUNC_NAME);
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}
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