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121 lines
2.7 KiB
C
121 lines
2.7 KiB
C
/* Copyright (C) 2005-2024 Free Software Foundation, Inc.
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Contributed by Richard Henderson <rth@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 defines OpenMP API entry points that accelerator targets are
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expected to replace. */
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#include "libgomp.h"
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#include <limits.h>
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void
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omp_set_default_device (int device_num)
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{
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struct gomp_task_icv *icv = gomp_icv (true);
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icv->default_device_var = device_num;
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}
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ialias (omp_set_default_device)
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int
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omp_get_default_device (void)
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{
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struct gomp_task_icv *icv = gomp_icv (false);
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if (icv->default_device_var == INT_MIN)
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/* This implies OMP_TARGET_OFFLOAD=mandatory. */
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gomp_init_targets_once ();
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return icv->default_device_var;
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}
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ialias (omp_get_default_device)
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int
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omp_get_initial_device (void)
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{
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return gomp_get_num_devices ();
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}
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ialias (omp_get_initial_device)
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int
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omp_get_num_devices (void)
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{
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return gomp_get_num_devices ();
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}
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ialias (omp_get_num_devices)
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int
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omp_is_initial_device (void)
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{
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/* Hardcoded to 1 on host, should be 0 on MIC, HSAIL, PTX. */
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return 1;
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}
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ialias (omp_is_initial_device)
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int
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omp_get_device_num (void)
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{
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/* By specification, this is equivalent to omp_get_initial_device
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on the host. */
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return ialias_call (omp_get_initial_device) ();
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}
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ialias (omp_get_device_num)
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int
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omp_get_max_teams (void)
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{
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return gomp_nteams_var;
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}
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ialias (omp_get_max_teams)
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void
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omp_set_num_teams (int num_teams)
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{
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if (num_teams >= 0)
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gomp_nteams_var = num_teams;
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}
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ialias (omp_set_num_teams)
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int
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omp_get_teams_thread_limit (void)
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{
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return gomp_teams_thread_limit_var;
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}
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ialias (omp_get_teams_thread_limit)
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void
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omp_set_teams_thread_limit (int thread_limit)
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{
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if (thread_limit >= 0)
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gomp_teams_thread_limit_var = thread_limit;
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}
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ialias (omp_set_teams_thread_limit)
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