85 строки
2.0 KiB
C
85 строки
2.0 KiB
C
/* -*- Mode: C; c-basic-offset:4 ; indent-tabs-mode:nil -*- */
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/*
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* Copyright (c) 2012-2013 Los Alamos National Security, LLC. All rights
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* 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/mpi/tool/mpit-internal.h"
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opal_mutex_t mpit_big_lock;
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volatile uint32_t mpit_init_count = 0;
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volatile int32_t initted = 0;
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void mpit_lock (void)
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{
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if (initted) {
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opal_mutex_lock (&mpit_big_lock);
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}
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}
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void mpit_unlock (void)
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{
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if (initted) {
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opal_mutex_unlock (&mpit_big_lock);
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}
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}
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int ompit_var_type_to_datatype (mca_base_var_type_t type, MPI_Datatype *datatype)
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{
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switch (type) {
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case MCA_BASE_VAR_TYPE_INT:
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*datatype = MPI_INT;
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break;
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case MCA_BASE_VAR_TYPE_UNSIGNED_INT:
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*datatype = MPI_UNSIGNED;
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break;
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case MCA_BASE_VAR_TYPE_UNSIGNED_LONG:
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*datatype = MPI_UNSIGNED_LONG;
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break;
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case MCA_BASE_VAR_TYPE_UNSIGNED_LONG_LONG:
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*datatype = MPI_UNSIGNED_LONG_LONG;
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break;
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case MCA_BASE_VAR_TYPE_SIZE_T:
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if (sizeof (size_t) == sizeof (unsigned)) {
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*datatype = MPI_UNSIGNED;
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} else if (sizeof (size_t) == sizeof (unsigned long)) {
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*datatype = MPI_UNSIGNED_LONG;
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} else if (sizeof (size_t) == sizeof (unsigned long long)) {
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*datatype = MPI_UNSIGNED_LONG_LONG;
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} else {
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/* not supported -- fixme */
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assert (0);
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}
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break;
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case MCA_BASE_VAR_TYPE_STRING:
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*datatype = MPI_CHAR;
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break;
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case MCA_BASE_VAR_TYPE_BOOL:
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if (sizeof (bool) == sizeof (char)) {
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*datatype = MPI_CHAR;
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} else if (sizeof (bool) == sizeof (int)) {
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*datatype = MPI_INT;
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} else {
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/* not supported -- fixme */
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assert (0);
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}
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break;
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case MCA_BASE_VAR_TYPE_DOUBLE:
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*datatype = MPI_DOUBLE;
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break;
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default:
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/* not supported -- fixme */
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assert (0);
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break;
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}
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return OMPI_SUCCESS;
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}
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