xref: /dragonfly/contrib/gcc-4.7/libgomp/barrier.c (revision 629ff9f7)
1*629ff9f7SJohn Marino /* Copyright (C) 2005, 2009 Free Software Foundation, Inc.
2*629ff9f7SJohn Marino    Contributed by Richard Henderson <rth@redhat.com>.
3*629ff9f7SJohn Marino 
4*629ff9f7SJohn Marino    This file is part of the GNU OpenMP Library (libgomp).
5*629ff9f7SJohn Marino 
6*629ff9f7SJohn Marino    Libgomp is free software; you can redistribute it and/or modify it
7*629ff9f7SJohn Marino    under the terms of the GNU General Public License as published by
8*629ff9f7SJohn Marino    the Free Software Foundation; either version 3, or (at your option)
9*629ff9f7SJohn Marino    any later version.
10*629ff9f7SJohn Marino 
11*629ff9f7SJohn Marino    Libgomp is distributed in the hope that it will be useful, but WITHOUT ANY
12*629ff9f7SJohn Marino    WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
13*629ff9f7SJohn Marino    FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
14*629ff9f7SJohn Marino    more details.
15*629ff9f7SJohn Marino 
16*629ff9f7SJohn Marino    Under Section 7 of GPL version 3, you are granted additional
17*629ff9f7SJohn Marino    permissions described in the GCC Runtime Library Exception, version
18*629ff9f7SJohn Marino    3.1, as published by the Free Software Foundation.
19*629ff9f7SJohn Marino 
20*629ff9f7SJohn Marino    You should have received a copy of the GNU General Public License and
21*629ff9f7SJohn Marino    a copy of the GCC Runtime Library Exception along with this program;
22*629ff9f7SJohn Marino    see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
23*629ff9f7SJohn Marino    <http://www.gnu.org/licenses/>.  */
24*629ff9f7SJohn Marino 
25*629ff9f7SJohn Marino /* This file handles the BARRIER construct.  */
26*629ff9f7SJohn Marino 
27*629ff9f7SJohn Marino #include "libgomp.h"
28*629ff9f7SJohn Marino 
29*629ff9f7SJohn Marino 
30*629ff9f7SJohn Marino void
GOMP_barrier(void)31*629ff9f7SJohn Marino GOMP_barrier (void)
32*629ff9f7SJohn Marino {
33*629ff9f7SJohn Marino   struct gomp_thread *thr = gomp_thread ();
34*629ff9f7SJohn Marino   struct gomp_team *team = thr->ts.team;
35*629ff9f7SJohn Marino 
36*629ff9f7SJohn Marino   /* It is legal to have orphaned barriers.  */
37*629ff9f7SJohn Marino   if (team == NULL)
38*629ff9f7SJohn Marino     return;
39*629ff9f7SJohn Marino 
40*629ff9f7SJohn Marino   gomp_team_barrier_wait (&team->barrier);
41*629ff9f7SJohn Marino }
42