46 строки
1.3 KiB
C
46 строки
1.3 KiB
C
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/*
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* Copyright (c) 2004-2005 The Trustees of Indiana University.
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* All rights reserved.
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* Copyright (c) 2004-2005 The Trustees of the University of Tennessee.
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* All rights 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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* $COPYRIGHT$
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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 "coll_hierarch.h"
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#include <stdio.h>
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#include "mpi.h"
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#include "include/constants.h"
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#include "util/output.h"
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#include "mca/coll/coll.h"
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#include "mca/coll/base/base.h"
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#include "coll_hierarch.h"
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/*
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* reduce_intra
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*
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* Function: - reduction using O(N) algorithm
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* Accepts: - same as MPI_Reduce()
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* Returns: - MPI_SUCCESS or error code
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*/
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int mca_coll_hierarch_reduce_intra(void *sbuf, void *rbuf, int count,
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struct ompi_datatype_t *dtype,
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struct ompi_op_t *op,
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int root, struct ompi_communicator_t *comm)
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{
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ompi_output_verbose(10, mca_coll_base_output, "In hierarch reduce_intra");
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return comm->c_coll_basic_module->coll_reduce(sbuf, rbuf, count, dtype,
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op, root, comm);
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}
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