aboutsummaryrefslogtreecommitdiffstats
path: root/gcc-4.2.1-5666.3/libgomp/config/linux/bar.h
diff options
context:
space:
mode:
Diffstat (limited to 'gcc-4.2.1-5666.3/libgomp/config/linux/bar.h')
-rw-r--r--gcc-4.2.1-5666.3/libgomp/config/linux/bar.h75
1 files changed, 0 insertions, 75 deletions
diff --git a/gcc-4.2.1-5666.3/libgomp/config/linux/bar.h b/gcc-4.2.1-5666.3/libgomp/config/linux/bar.h
deleted file mode 100644
index 57268585d..000000000
--- a/gcc-4.2.1-5666.3/libgomp/config/linux/bar.h
+++ /dev/null
@@ -1,75 +0,0 @@
-/* Copyright (C) 2005 Free Software Foundation, Inc.
- Contributed by Richard Henderson <rth@redhat.com>.
-
- This file is part of the GNU OpenMP Library (libgomp).
-
- Libgomp is free software; you can redistribute it and/or modify it
- under the terms of the GNU Lesser General Public License as published by
- the Free Software Foundation; either version 2.1 of the License, 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 Lesser General Public License for
- more details.
-
- You should have received a copy of the GNU Lesser General Public License
- along with libgomp; see the file COPYING.LIB. If not, write to the
- Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
- MA 02110-1301, USA. */
-
-/* As a special exception, if you link this library with other files, some
- of which are compiled with GCC, to produce an executable, this library
- does not by itself cause the resulting executable to be covered by the
- GNU General Public License. This exception does not however invalidate
- any other reasons why the executable file might be covered by the GNU
- General Public License. */
-
-/* This is a Linux specific implementation of a barrier synchronization
- mechanism for libgomp. This type is private to the library. This
- implementation uses atomic instructions and the futex syscall. */
-
-#ifndef GOMP_BARRIER_H
-#define GOMP_BARRIER_H 1
-
-#include "mutex.h"
-
-typedef struct
-{
- gomp_mutex_t mutex;
- unsigned total;
- unsigned arrived;
- int generation;
-} gomp_barrier_t;
-
-static inline void gomp_barrier_init (gomp_barrier_t *bar, unsigned count)
-{
- gomp_mutex_init (&bar->mutex);
- bar->total = count;
- bar->arrived = 0;
- bar->generation = 0;
-}
-
-static inline void gomp_barrier_reinit (gomp_barrier_t *bar, unsigned count)
-{
- gomp_mutex_lock (&bar->mutex);
- bar->total = count;
- gomp_mutex_unlock (&bar->mutex);
-}
-
-static inline void gomp_barrier_destroy (gomp_barrier_t *bar)
-{
- /* Before destroying, make sure all threads have left the barrier. */
- gomp_mutex_lock (&bar->mutex);
-}
-
-extern void gomp_barrier_wait (gomp_barrier_t *);
-extern void gomp_barrier_wait_end (gomp_barrier_t *, bool);
-
-static inline bool gomp_barrier_wait_start (gomp_barrier_t *bar)
-{
- gomp_mutex_lock (&bar->mutex);
- return ++bar->arrived == bar->total;
-}
-
-#endif /* GOMP_BARRIER_H */