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92b3138b83
Updated dependencies: * GMP 6.2.1 * ISL 0.24 * MPL 1.2.1 * MPFR 4.1.0 The dependencies were pulled in by running the ./contrib/download_prerequisites script and then manually removing the symbolic links and archives, and renaming the directories (i.e mv isl-0.24 to isl)
63 lines
2.3 KiB
C
63 lines
2.3 KiB
C
/* Copyright (C) 2021-2023 Free Software Foundation, Inc.
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Contributed by Jakub Jelinek <jakub@redhat.com>.
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This file is part of the GNU Offloading and Multi Processing Library
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(libgomp).
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Libgomp is free software; you can redistribute it and/or modify it
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under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3, or (at your option)
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any later version.
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Libgomp is distributed in the hope that it will be useful, but WITHOUT ANY
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WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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more details.
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Under Section 7 of GPL version 3, you are granted additional
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permissions described in the GCC Runtime Library Exception, version
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3.1, as published by the Free Software Foundation.
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You should have received a copy of the GNU General Public License and
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a copy of the GCC Runtime Library Exception along with this program;
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see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
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<http://www.gnu.org/licenses/>. */
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/* This file handles the SCOPE construct with task reductions. */
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#include "libgomp.h"
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#include <string.h>
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ialias_redirect (GOMP_taskgroup_reduction_register)
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/* This routine is called when first encountering a scope construct
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with task reductions. While scope is not a work-sharing construct,
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if it has task reductions on it, we treat it as one, but as if it is
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nowait, so the work-sharing behavior is done solely to choose which
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thread does the initial initialization of task reductions and which
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threads follow. scope with task reductions must not be nowait,
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but the barrier and GOMP_workshare_task_reduction_unregister are emitted
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by the lowered code later. */
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void
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GOMP_scope_start (uintptr_t *reductions)
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{
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struct gomp_thread *thr = gomp_thread ();
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gomp_workshare_taskgroup_start ();
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if (gomp_work_share_start (0))
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{
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GOMP_taskgroup_reduction_register (reductions);
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thr->task->taskgroup->workshare = true;
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thr->ts.work_share->task_reductions = reductions;
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gomp_work_share_init_done ();
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}
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else
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{
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uintptr_t *first_reductions = thr->ts.work_share->task_reductions;
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gomp_workshare_task_reduction_register (reductions,
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first_reductions);
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}
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}
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