0d507ad970
* Add implementation of Post/Wait/Start/Complete synchronization This commit was SVN r8848.
78 строки
2.7 KiB
C
78 строки
2.7 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 <stdio.h>
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#include "mpi/c/bindings.h"
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#include "win/win.h"
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#include "mca/osc/osc.h"
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#include "op/op.h"
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#include "ompi/datatype/datatype.h"
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#if OMPI_HAVE_WEAK_SYMBOLS && OMPI_PROFILING_DEFINES
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#pragma weak MPI_Accumulate = PMPI_Accumulate
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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_Accumlate";
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int MPI_Accumulate(void *origin_addr, int origin_count, MPI_Datatype origin_datatype,
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int target_rank, MPI_Aint target_disp, int target_count,
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MPI_Datatype target_datatype, MPI_Op op, MPI_Win win)
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{
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int rc;
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ompi_win_t *ompi_win = (ompi_win_t*) win;
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if (target_rank == MPI_PROC_NULL) return MPI_SUCCESS;
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if (MPI_PARAM_CHECK) {
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rc = OMPI_SUCCESS;
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OMPI_ERR_INIT_FINALIZE(FUNC_NAME);
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if (ompi_win_invalid(win)) {
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return OMPI_ERRHANDLER_INVOKE(MPI_COMM_WORLD, MPI_ERR_WIN, FUNC_NAME);
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} else if (origin_count < 0 || target_count < 0) {
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rc = MPI_ERR_COUNT;
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} else if (ompi_win_peer_invalid(win, target_rank)) {
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rc = MPI_ERR_RANK;
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} else if (MPI_OP_NULL == op) {
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rc = MPI_ERR_OP;
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} else if (!ompi_op_is_intrinsic(op) ||
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(target_datatype->id < DT_MAX_PREDEFINED &&
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-1 == ompi_op_ddt_map[target_datatype->id])) {
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rc = MPI_ERR_OP;
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} else if (0 == (win->w_mode & OMPI_WIN_ACCESS_EPOCH)) {
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/* BWB - FIX ME - what error? */
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rc = MPI_ERR_RMA_CONFLICT;
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} else {
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OMPI_CHECK_DATATYPE_FOR_SEND(rc, origin_datatype, origin_count);
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}
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OMPI_ERRHANDLER_CHECK(rc, win, rc, FUNC_NAME);
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}
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rc = ompi_win->w_osc_module->osc_accumulate(origin_addr, origin_count, origin_datatype,
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target_rank, target_disp, target_count,
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target_datatype, op, win);
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OMPI_ERRHANDLER_RETURN(rc, win, rc, FUNC_NAME);
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}
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