53b952dc2b
when profiling is built. This prevents oshmem subroutines from being wrapped twice by third party tools (e.g. once in oshmem and once in MPI) see discussion starting at http://www.open-mpi.org/community/lists/devel/2015/08/17842.php Thanks to Bert Wesarg for bringing this to our attention
57 строки
1.7 KiB
C
57 строки
1.7 KiB
C
/*
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* Copyright (c) 2004-2007 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 (c) 2015 Research Organization for Information Science
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* and Technology (RIST). 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 "ompi/mpi/c/bindings.h"
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#include "ompi/runtime/params.h"
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#include "ompi/communicator/communicator.h"
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#include "ompi/errhandler/errhandler.h"
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#include "ompi/runtime/mpiruntime.h"
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#include "opal/threads/threads.h"
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#if OMPI_BUILD_MPI_PROFILING
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#if OPAL_HAVE_WEAK_SYMBOLS
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#pragma weak MPI_Is_thread_main = PMPI_Is_thread_main
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#endif
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#define MPI_Is_thread_main PMPI_Is_thread_main
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#endif
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static const char FUNC_NAME[] = "MPI_Is_thread_main";
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int MPI_Is_thread_main(int *flag)
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{
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OPAL_CR_NOOP_PROGRESS();
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if (MPI_PARAM_CHECK) {
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OMPI_ERR_INIT_FINALIZE(FUNC_NAME);
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if (NULL == flag) {
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return OMPI_ERRHANDLER_INVOKE(MPI_COMM_WORLD, MPI_ERR_COMM, FUNC_NAME);
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}
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}
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/* Compare this thread ID to the main thread ID */
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*flag = (int) opal_thread_self_compare(ompi_mpi_main_thread);
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return MPI_SUCCESS;
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}
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