| /* Copyright (C) 2018-2021 Free Software Foundation, Inc. |
| Contributed by Jakub Jelinek <jakub@redhat.com>. |
| |
| This file is part of the GNU Offloading and Multi Processing Library |
| (libgomp). |
| |
| Libgomp is free software; you can redistribute it and/or modify it |
| under the terms of the GNU General Public License as published by |
| the Free Software Foundation; either version 3, or (at your option) |
| any later version. |
| |
| Libgomp is distributed in the hope that it will be useful, but WITHOUT ANY |
| WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS |
| FOR A PARTICULAR PURPOSE. See the GNU General Public License for |
| more details. |
| |
| Under Section 7 of GPL version 3, you are granted additional |
| permissions described in the GCC Runtime Library Exception, version |
| 3.1, as published by the Free Software Foundation. |
| |
| You should have received a copy of the GNU General Public License and |
| a copy of the GCC Runtime Library Exception along with this program; |
| see the files COPYING3 and COPYING.RUNTIME respectively. If not, see |
| <http://www.gnu.org/licenses/>. */ |
| |
| /* This file handles the host TEAMS construct. */ |
| |
| #include "libgomp.h" |
| #include <limits.h> |
| |
| static unsigned gomp_num_teams = 1, gomp_team_num = 0; |
| |
| void |
| GOMP_teams_reg (void (*fn) (void *), void *data, unsigned int num_teams, |
| unsigned int thread_limit, unsigned int flags) |
| { |
| (void) flags; |
| (void) num_teams; |
| unsigned old_thread_limit_var = 0; |
| if (thread_limit == 0) |
| thread_limit = gomp_teams_thread_limit_var; |
| if (thread_limit) |
| { |
| struct gomp_task_icv *icv = gomp_icv (true); |
| old_thread_limit_var = icv->thread_limit_var; |
| icv->thread_limit_var |
| = thread_limit > INT_MAX ? UINT_MAX : thread_limit; |
| } |
| if (num_teams == 0) |
| num_teams = gomp_nteams_var ? gomp_nteams_var : 3; |
| gomp_num_teams = num_teams; |
| for (gomp_team_num = 0; gomp_team_num < num_teams; gomp_team_num++) |
| fn (data); |
| gomp_num_teams = 1; |
| gomp_team_num = 0; |
| if (thread_limit) |
| { |
| struct gomp_task_icv *icv = gomp_icv (true); |
| icv->thread_limit_var = old_thread_limit_var; |
| } |
| } |
| |
| int |
| omp_get_num_teams (void) |
| { |
| return gomp_num_teams; |
| } |
| |
| int |
| omp_get_team_num (void) |
| { |
| return gomp_team_num; |
| } |
| |
| ialias (omp_get_num_teams) |
| ialias (omp_get_team_num) |