blob: fc5f5d38b23bb1539b1fdce0edffdeb347ea7480 [file] [log] [blame]
/* Copyright (C) 2018-2022 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>
void
GOMP_teams_reg (void (*fn) (void *), void *data, unsigned int num_teams,
unsigned int thread_limit, unsigned int flags)
{
struct gomp_thread *thr = gomp_thread ();
(void) flags;
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;
thr->num_teams = num_teams - 1;
for (thr->team_num = 0; thr->team_num < num_teams; thr->team_num++)
fn (data);
thr->num_teams = 0;
thr->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)
{
struct gomp_thread *thr = gomp_thread ();
return thr->num_teams + 1;
}
int
omp_get_team_num (void)
{
struct gomp_thread *thr = gomp_thread ();
return thr->team_num;
}
ialias (omp_get_num_teams)
ialias (omp_get_team_num)