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83ffe9cd | 1 | /* Copyright (C) 2018-2023 Free Software Foundation, Inc. |
28567c40 JJ |
2 | Contributed by Jakub Jelinek <jakub@redhat.com>. |
3 | ||
4 | This file is part of the GNU Offloading and Multi Processing Library | |
5 | (libgomp). | |
6 | ||
7 | Libgomp is free software; you can redistribute it and/or modify it | |
8 | under the terms of the GNU General Public License as published by | |
9 | the Free Software Foundation; either version 3, or (at your option) | |
10 | any later version. | |
11 | ||
12 | Libgomp is distributed in the hope that it will be useful, but WITHOUT ANY | |
13 | WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS | |
14 | FOR A PARTICULAR PURPOSE. See the GNU General Public License for | |
15 | more details. | |
16 | ||
17 | Under Section 7 of GPL version 3, you are granted additional | |
18 | permissions described in the GCC Runtime Library Exception, version | |
19 | 3.1, as published by the Free Software Foundation. | |
20 | ||
21 | You should have received a copy of the GNU General Public License and | |
22 | a copy of the GCC Runtime Library Exception along with this program; | |
23 | see the files COPYING3 and COPYING.RUNTIME respectively. If not, see | |
24 | <http://www.gnu.org/licenses/>. */ | |
25 | ||
26 | /* This file handles the host TEAMS construct. */ | |
27 | ||
28 | #include "libgomp.h" | |
2033f45b | 29 | #include <limits.h> |
28567c40 | 30 | |
28567c40 JJ |
31 | void |
32 | GOMP_teams_reg (void (*fn) (void *), void *data, unsigned int num_teams, | |
33 | unsigned int thread_limit, unsigned int flags) | |
34 | { | |
fa4fcb11 | 35 | struct gomp_thread *thr = gomp_thread (); |
28567c40 | 36 | (void) flags; |
28567c40 | 37 | unsigned old_thread_limit_var = 0; |
07dd3bcd JJ |
38 | if (thread_limit == 0) |
39 | thread_limit = gomp_teams_thread_limit_var; | |
28567c40 JJ |
40 | if (thread_limit) |
41 | { | |
42 | struct gomp_task_icv *icv = gomp_icv (true); | |
43 | old_thread_limit_var = icv->thread_limit_var; | |
44 | icv->thread_limit_var | |
45 | = thread_limit > INT_MAX ? UINT_MAX : thread_limit; | |
46 | } | |
47 | if (num_teams == 0) | |
07dd3bcd | 48 | num_teams = gomp_nteams_var ? gomp_nteams_var : 3; |
fa4fcb11 JJ |
49 | thr->num_teams = num_teams - 1; |
50 | for (thr->team_num = 0; thr->team_num < num_teams; thr->team_num++) | |
28567c40 | 51 | fn (data); |
fa4fcb11 JJ |
52 | thr->num_teams = 0; |
53 | thr->team_num = 0; | |
28567c40 JJ |
54 | if (thread_limit) |
55 | { | |
56 | struct gomp_task_icv *icv = gomp_icv (true); | |
57 | icv->thread_limit_var = old_thread_limit_var; | |
58 | } | |
59 | } | |
60 | ||
61 | int | |
62 | omp_get_num_teams (void) | |
63 | { | |
fa4fcb11 JJ |
64 | struct gomp_thread *thr = gomp_thread (); |
65 | return thr->num_teams + 1; | |
28567c40 JJ |
66 | } |
67 | ||
68 | int | |
69 | omp_get_team_num (void) | |
70 | { | |
fa4fcb11 JJ |
71 | struct gomp_thread *thr = gomp_thread (); |
72 | return thr->team_num; | |
28567c40 JJ |
73 | } |
74 | ||
75 | ialias (omp_get_num_teams) | |
76 | ialias (omp_get_team_num) |