diff options
Diffstat (limited to 'gcc-4.4.3/libgomp/config/posix/ptrlock.h')
-rw-r--r-- | gcc-4.4.3/libgomp/config/posix/ptrlock.h | 66 |
1 files changed, 0 insertions, 66 deletions
diff --git a/gcc-4.4.3/libgomp/config/posix/ptrlock.h b/gcc-4.4.3/libgomp/config/posix/ptrlock.h deleted file mode 100644 index 246e1caac..000000000 --- a/gcc-4.4.3/libgomp/config/posix/ptrlock.h +++ /dev/null @@ -1,66 +0,0 @@ -/* Copyright (C) 2008, 2009 Free Software Foundation, Inc. - Contributed by Jakub Jelinek <jakub@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 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 is a Linux specific implementation of a mutex synchronization - mechanism for libgomp. This type is private to the library. This - implementation uses atomic instructions and the futex syscall. */ - -#ifndef GOMP_PTRLOCK_H -#define GOMP_PTRLOCK_H 1 - -typedef struct { void *ptr; gomp_mutex_t lock; } gomp_ptrlock_t; - -static inline void gomp_ptrlock_init (gomp_ptrlock_t *ptrlock, void *ptr) -{ - ptrlock->ptr = ptr; - gomp_mutex_init (&ptrlock->lock); -} - -static inline void *gomp_ptrlock_get (gomp_ptrlock_t *ptrlock) -{ - if (ptrlock->ptr != NULL) - return ptrlock->ptr; - - gomp_mutex_lock (&ptrlock->lock); - if (ptrlock->ptr != NULL) - { - gomp_mutex_unlock (&ptrlock->lock); - return ptrlock->ptr; - } - - return NULL; -} - -static inline void gomp_ptrlock_set (gomp_ptrlock_t *ptrlock, void *ptr) -{ - ptrlock->ptr = ptr; - gomp_mutex_unlock (&ptrlock->lock); -} - -static inline void gomp_ptrlock_destroy (gomp_ptrlock_t *ptrlock) -{ - gomp_mutex_destroy (&ptrlock->lock); -} - -#endif /* GOMP_PTRLOCK_H */ |