+++ /dev/null
-/* Threads compatibility routines for libgcc2 and libobjc. */
-/* Compile this one with gcc. */
-/* Copyright (C) 2004, 2005, 2007, 2008, 2009, 2010
- Free Software Foundation, Inc.
-
-This file is part of GCC.
-
-GCC 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.
-
-GCC 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/>. */
-
-#ifndef GCC_GTHR_POSIX_H
-#define GCC_GTHR_POSIX_H
-
-/* POSIX threads specific definitions.
- Easy, since the interface is just one-to-one mapping. */
-
-#define __GTHREADS 1
-
-/* Some implementations of <pthread.h> require this to be defined. */
-#ifndef _REENTRANT
-#define _REENTRANT 1
-#endif
-
-#include <pthread.h>
-#include <unistd.h>
-
-typedef pthread_key_t __gthread_key_t;
-typedef pthread_once_t __gthread_once_t;
-typedef pthread_mutex_t __gthread_mutex_t;
-typedef pthread_cond_t __gthread_cond_t;
-
-/* POSIX like conditional variables are supported. Please look at comments
- in gthr.h for details. */
-#define __GTHREAD_HAS_COND 1
-
-typedef struct {
- long depth;
- pthread_t owner;
- pthread_mutex_t actual;
-} __gthread_recursive_mutex_t;
-
-#define __GTHREAD_MUTEX_INIT PTHREAD_MUTEX_INITIALIZER
-#define __GTHREAD_ONCE_INIT PTHREAD_ONCE_INIT
-#define __GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION __gthread_recursive_mutex_init_function
-#define __GTHREAD_COND_INIT PTHREAD_COND_INITIALIZER
-
-#if SUPPORTS_WEAK && GTHREAD_USE_WEAK
-# define __gthrw(name) \
- static __typeof(name) __gthrw_ ## name __attribute__ ((__weakref__(#name)));
-# define __gthrw_(name) __gthrw_ ## name
-#else
-# define __gthrw(name)
-# define __gthrw_(name) name
-#endif
-
-__gthrw(pthread_once)
-__gthrw(pthread_key_create)
-__gthrw(pthread_key_delete)
-__gthrw(pthread_getspecific)
-__gthrw(pthread_setspecific)
-__gthrw(pthread_create)
-__gthrw(pthread_cancel)
-__gthrw(pthread_self)
-
-__gthrw(pthread_mutex_init)
-__gthrw(pthread_mutex_destroy)
-__gthrw(pthread_mutex_lock)
-__gthrw(pthread_mutex_trylock)
-__gthrw(pthread_mutex_unlock)
-__gthrw(pthread_mutexattr_init)
-__gthrw(pthread_mutexattr_destroy)
-
-__gthrw(pthread_cond_broadcast)
-__gthrw(pthread_cond_wait)
-
-#if defined(_LIBOBJC) || defined(_LIBOBJC_WEAK)
-/* Objective-C. */
-__gthrw(pthread_cond_destroy)
-__gthrw(pthread_cond_init)
-__gthrw(pthread_cond_signal)
-__gthrw(pthread_exit)
-#ifdef _POSIX_PRIORITY_SCHEDULING
-#ifdef _POSIX_THREAD_PRIORITY_SCHEDULING
-__gthrw(sched_get_priority_max)
-__gthrw(sched_get_priority_min)
-#endif /* _POSIX_THREAD_PRIORITY_SCHEDULING */
-#endif /* _POSIX_PRIORITY_SCHEDULING */
-__gthrw(sched_yield)
-__gthrw(pthread_attr_destroy)
-__gthrw(pthread_attr_init)
-__gthrw(pthread_attr_setdetachstate)
-#ifdef _POSIX_THREAD_PRIORITY_SCHEDULING
-__gthrw(pthread_getschedparam)
-__gthrw(pthread_setschedparam)
-#endif /* _POSIX_THREAD_PRIORITY_SCHEDULING */
-#endif /* _LIBOBJC || _LIBOBJC_WEAK */
-
-#if SUPPORTS_WEAK && GTHREAD_USE_WEAK
-
-/* On Solaris 2.6 up to 9, the libc exposes a POSIX threads interface even if
- -pthreads is not specified. The functions are dummies and most return an
- error value. However pthread_once returns 0 without invoking the routine
- it is passed so we cannot pretend that the interface is active if -pthreads
- is not specified. On Solaris 2.5.1, the interface is not exposed at all so
- we need to play the usual game with weak symbols. On Solaris 10 and up, a
- working interface is always exposed. On FreeBSD 6 and later, libc also
- exposes a dummy POSIX threads interface, similar to what Solaris 2.6 up
- to 9 does. FreeBSD >= 700014 even provides a pthread_cancel stub in libc,
- which means the alternate __gthread_active_p below cannot be used there. */
-
-#if defined(__FreeBSD__) || (defined(__sun) && defined(__svr4__))
-
-static volatile int __gthread_active = -1;
-
-static void
-__gthread_trigger (void)
-{
- __gthread_active = 1;
-}
-
-static inline int
-__gthread_active_p (void)
-{
- static pthread_mutex_t __gthread_active_mutex = PTHREAD_MUTEX_INITIALIZER;
- static pthread_once_t __gthread_active_once = PTHREAD_ONCE_INIT;
-
- /* Avoid reading __gthread_active twice on the main code path. */
- int __gthread_active_latest_value = __gthread_active;
-
- /* This test is not protected to avoid taking a lock on the main code
- path so every update of __gthread_active in a threaded program must
- be atomic with regard to the result of the test. */
- if (__builtin_expect (__gthread_active_latest_value < 0, 0))
- {
- if (__gthrw_(pthread_once))
- {
- /* If this really is a threaded program, then we must ensure that
- __gthread_active has been set to 1 before exiting this block. */
- __gthrw_(pthread_mutex_lock) (&__gthread_active_mutex);
- __gthrw_(pthread_once) (&__gthread_active_once, __gthread_trigger);
- __gthrw_(pthread_mutex_unlock) (&__gthread_active_mutex);
- }
-
- /* Make sure we'll never enter this block again. */
- if (__gthread_active < 0)
- __gthread_active = 0;
-
- __gthread_active_latest_value = __gthread_active;
- }
-
- return __gthread_active_latest_value != 0;
-}
-
-#else /* neither FreeBSD nor Solaris */
-
-static inline int
-__gthread_active_p (void)
-{
- static void *const __gthread_active_ptr
- = __extension__ (void *) &__gthrw_(pthread_cancel);
- return __gthread_active_ptr != 0;
-}
-
-#endif /* FreeBSD or Solaris */
-
-#else /* not SUPPORTS_WEAK */
-
-/* Similar to Solaris, HP-UX 11 for PA-RISC provides stubs for pthread
- calls in shared flavors of the HP-UX C library. Most of the stubs
- have no functionality. The details are described in the "libc cumulative
- patch" for each subversion of HP-UX 11. There are two special interfaces
- provided for checking whether an application is linked to a shared pthread
- library or not. However, these interfaces aren't available in early
- pthread libraries. We also need a test that works for archive
- libraries. We can't use pthread_once as some libc versions call the
- init function. We also can't use pthread_create or pthread_attr_init
- as these create a thread and thereby prevent changing the default stack
- size. The function pthread_default_stacksize_np is available in both
- the archive and shared versions of libpthread. It can be used to
- determine the default pthread stack size. There is a stub in some
- shared libc versions which returns a zero size if pthreads are not
- active. We provide an equivalent stub to handle cases where libc
- doesn't provide one. */
-
-#if defined(__hppa__) && defined(__hpux__)
-
-static volatile int __gthread_active = -1;
-
-static inline int
-__gthread_active_p (void)
-{
- /* Avoid reading __gthread_active twice on the main code path. */
- int __gthread_active_latest_value = __gthread_active;
- size_t __s;
-
- if (__builtin_expect (__gthread_active_latest_value < 0, 0))
- {
- pthread_default_stacksize_np (0, &__s);
- __gthread_active = __s ? 1 : 0;
- __gthread_active_latest_value = __gthread_active;
- }
-
- return __gthread_active_latest_value != 0;
-}
-
-#else /* not hppa-hpux */
-
-static inline int
-__gthread_active_p (void)
-{
- return 1;
-}
-
-#endif /* hppa-hpux */
-
-#endif /* SUPPORTS_WEAK */
-
-#ifdef _LIBOBJC
-
-/* This is the config.h file in libobjc/ */
-#include <config.h>
-
-#ifdef HAVE_SCHED_H
-# include <sched.h>
-#endif
-
-/* Key structure for maintaining thread specific storage */
-static pthread_key_t _objc_thread_storage;
-static pthread_attr_t _objc_thread_attribs;
-
-/* Thread local storage for a single thread */
-static void *thread_local_storage = NULL;
-
-/* Backend initialization functions */
-
-/* Initialize the threads subsystem. */
-static inline int
-__gthread_objc_init_thread_system (void)
-{
- if (__gthread_active_p ())
- {
- /* Initialize the thread storage key. */
- if (__gthrw_(pthread_key_create) (&_objc_thread_storage, NULL) == 0)
- {
- /* The normal default detach state for threads is
- * PTHREAD_CREATE_JOINABLE which causes threads to not die
- * when you think they should. */
- if (__gthrw_(pthread_attr_init) (&_objc_thread_attribs) == 0
- && __gthrw_(pthread_attr_setdetachstate) (&_objc_thread_attribs,
- PTHREAD_CREATE_DETACHED) == 0)
- return 0;
- }
- }
-
- return -1;
-}
-
-/* Close the threads subsystem. */
-static inline int
-__gthread_objc_close_thread_system (void)
-{
- if (__gthread_active_p ()
- && __gthrw_(pthread_key_delete) (_objc_thread_storage) == 0
- && __gthrw_(pthread_attr_destroy) (&_objc_thread_attribs) == 0)
- return 0;
-
- return -1;
-}
-
-/* Backend thread functions */
-
-/* Create a new thread of execution. */
-static inline objc_thread_t
-__gthread_objc_thread_detach (void (*func)(void *), void *arg)
-{
- objc_thread_t thread_id;
- pthread_t new_thread_handle;
-
- if (!__gthread_active_p ())
- return NULL;
-
- if (!(__gthrw_(pthread_create) (&new_thread_handle, &_objc_thread_attribs,
- (void *) func, arg)))
- thread_id = (objc_thread_t) new_thread_handle;
- else
- thread_id = NULL;
-
- return thread_id;
-}
-
-/* Set the current thread's priority. */
-static inline int
-__gthread_objc_thread_set_priority (int priority)
-{
- if (!__gthread_active_p ())
- return -1;
- else
- {
-#ifdef _POSIX_PRIORITY_SCHEDULING
-#ifdef _POSIX_THREAD_PRIORITY_SCHEDULING
- pthread_t thread_id = __gthrw_(pthread_self) ();
- int policy;
- struct sched_param params;
- int priority_min, priority_max;
-
- if (__gthrw_(pthread_getschedparam) (thread_id, &policy, ¶ms) == 0)
- {
- if ((priority_max = __gthrw_(sched_get_priority_max) (policy)) == -1)
- return -1;
-
- if ((priority_min = __gthrw_(sched_get_priority_min) (policy)) == -1)
- return -1;
-
- if (priority > priority_max)
- priority = priority_max;
- else if (priority < priority_min)
- priority = priority_min;
- params.sched_priority = priority;
-
- /*
- * The solaris 7 and several other man pages incorrectly state that
- * this should be a pointer to policy but pthread.h is universally
- * at odds with this.
- */
- if (__gthrw_(pthread_setschedparam) (thread_id, policy, ¶ms) == 0)
- return 0;
- }
-#endif /* _POSIX_THREAD_PRIORITY_SCHEDULING */
-#endif /* _POSIX_PRIORITY_SCHEDULING */
- return -1;
- }
-}
-
-/* Return the current thread's priority. */
-static inline int
-__gthread_objc_thread_get_priority (void)
-{
-#ifdef _POSIX_PRIORITY_SCHEDULING
-#ifdef _POSIX_THREAD_PRIORITY_SCHEDULING
- if (__gthread_active_p ())
- {
- int policy;
- struct sched_param params;
-
- if (__gthrw_(pthread_getschedparam) (__gthrw_(pthread_self) (), &policy, ¶ms) == 0)
- return params.sched_priority;
- else
- return -1;
- }
- else
-#endif /* _POSIX_THREAD_PRIORITY_SCHEDULING */
-#endif /* _POSIX_PRIORITY_SCHEDULING */
- return OBJC_THREAD_INTERACTIVE_PRIORITY;
-}
-
-/* Yield our process time to another thread. */
-static inline void
-__gthread_objc_thread_yield (void)
-{
- if (__gthread_active_p ())
- __gthrw_(sched_yield) ();
-}
-
-/* Terminate the current thread. */
-static inline int
-__gthread_objc_thread_exit (void)
-{
- if (__gthread_active_p ())
- /* exit the thread */
- __gthrw_(pthread_exit) (&__objc_thread_exit_status);
-
- /* Failed if we reached here */
- return -1;
-}
-
-/* Returns an integer value which uniquely describes a thread. */
-static inline objc_thread_t
-__gthread_objc_thread_id (void)
-{
- if (__gthread_active_p ())
- return (objc_thread_t) __gthrw_(pthread_self) ();
- else
- return (objc_thread_t) 1;
-}
-
-/* Sets the thread's local storage pointer. */
-static inline int
-__gthread_objc_thread_set_data (void *value)
-{
- if (__gthread_active_p ())
- return __gthrw_(pthread_setspecific) (_objc_thread_storage, value);
- else
- {
- thread_local_storage = value;
- return 0;
- }
-}
-
-/* Returns the thread's local storage pointer. */
-static inline void *
-__gthread_objc_thread_get_data (void)
-{
- if (__gthread_active_p ())
- return __gthrw_(pthread_getspecific) (_objc_thread_storage);
- else
- return thread_local_storage;
-}
-
-/* Backend mutex functions */
-
-/* Allocate a mutex. */
-static inline int
-__gthread_objc_mutex_allocate (objc_mutex_t mutex)
-{
- if (__gthread_active_p ())
- {
- mutex->backend = objc_malloc (sizeof (pthread_mutex_t));
-
- if (__gthrw_(pthread_mutex_init) ((pthread_mutex_t *) mutex->backend, NULL))
- {
- objc_free (mutex->backend);
- mutex->backend = NULL;
- return -1;
- }
- }
-
- return 0;
-}
-
-/* Deallocate a mutex. */
-static inline int
-__gthread_objc_mutex_deallocate (objc_mutex_t mutex)
-{
- if (__gthread_active_p ())
- {
- int count;
-
- /*
- * Posix Threads specifically require that the thread be unlocked
- * for __gthrw_(pthread_mutex_destroy) to work.
- */
-
- do
- {
- count = __gthrw_(pthread_mutex_unlock) ((pthread_mutex_t *) mutex->backend);
- if (count < 0)
- return -1;
- }
- while (count);
-
- if (__gthrw_(pthread_mutex_destroy) ((pthread_mutex_t *) mutex->backend))
- return -1;
-
- objc_free (mutex->backend);
- mutex->backend = NULL;
- }
- return 0;
-}
-
-/* Grab a lock on a mutex. */
-static inline int
-__gthread_objc_mutex_lock (objc_mutex_t mutex)
-{
- if (__gthread_active_p ()
- && __gthrw_(pthread_mutex_lock) ((pthread_mutex_t *) mutex->backend) != 0)
- {
- return -1;
- }
-
- return 0;
-}
-
-/* Try to grab a lock on a mutex. */
-static inline int
-__gthread_objc_mutex_trylock (objc_mutex_t mutex)
-{
- if (__gthread_active_p ()
- && __gthrw_(pthread_mutex_trylock) ((pthread_mutex_t *) mutex->backend) != 0)
- {
- return -1;
- }
-
- return 0;
-}
-
-/* Unlock the mutex */
-static inline int
-__gthread_objc_mutex_unlock (objc_mutex_t mutex)
-{
- if (__gthread_active_p ()
- && __gthrw_(pthread_mutex_unlock) ((pthread_mutex_t *) mutex->backend) != 0)
- {
- return -1;
- }
-
- return 0;
-}
-
-/* Backend condition mutex functions */
-
-/* Allocate a condition. */
-static inline int
-__gthread_objc_condition_allocate (objc_condition_t condition)
-{
- if (__gthread_active_p ())
- {
- condition->backend = objc_malloc (sizeof (pthread_cond_t));
-
- if (__gthrw_(pthread_cond_init) ((pthread_cond_t *) condition->backend, NULL))
- {
- objc_free (condition->backend);
- condition->backend = NULL;
- return -1;
- }
- }
-
- return 0;
-}
-
-/* Deallocate a condition. */
-static inline int
-__gthread_objc_condition_deallocate (objc_condition_t condition)
-{
- if (__gthread_active_p ())
- {
- if (__gthrw_(pthread_cond_destroy) ((pthread_cond_t *) condition->backend))
- return -1;
-
- objc_free (condition->backend);
- condition->backend = NULL;
- }
- return 0;
-}
-
-/* Wait on the condition */
-static inline int
-__gthread_objc_condition_wait (objc_condition_t condition, objc_mutex_t mutex)
-{
- if (__gthread_active_p ())
- return __gthrw_(pthread_cond_wait) ((pthread_cond_t *) condition->backend,
- (pthread_mutex_t *) mutex->backend);
- else
- return 0;
-}
-
-/* Wake up all threads waiting on this condition. */
-static inline int
-__gthread_objc_condition_broadcast (objc_condition_t condition)
-{
- if (__gthread_active_p ())
- return __gthrw_(pthread_cond_broadcast) ((pthread_cond_t *) condition->backend);
- else
- return 0;
-}
-
-/* Wake up one thread waiting on this condition. */
-static inline int
-__gthread_objc_condition_signal (objc_condition_t condition)
-{
- if (__gthread_active_p ())
- return __gthrw_(pthread_cond_signal) ((pthread_cond_t *) condition->backend);
- else
- return 0;
-}
-
-#else /* _LIBOBJC */
-
-static inline int
-__gthread_once (__gthread_once_t *__once, void (*__func) (void))
-{
- if (__gthread_active_p ())
- return __gthrw_(pthread_once) (__once, __func);
- else
- return -1;
-}
-
-static inline int
-__gthread_key_create (__gthread_key_t *__key, void (*__dtor) (void *))
-{
- return __gthrw_(pthread_key_create) (__key, __dtor);
-}
-
-static inline int
-__gthread_key_delete (__gthread_key_t __key)
-{
- return __gthrw_(pthread_key_delete) (__key);
-}
-
-static inline void *
-__gthread_getspecific (__gthread_key_t __key)
-{
- return __gthrw_(pthread_getspecific) (__key);
-}
-
-static inline int
-__gthread_setspecific (__gthread_key_t __key, const void *__ptr)
-{
- return __gthrw_(pthread_setspecific) (__key, __ptr);
-}
-
-static inline int
-__gthread_mutex_destroy (__gthread_mutex_t *__mutex)
-{
- if (__gthread_active_p ())
- return __gthrw_(pthread_mutex_destroy) (__mutex);
- else
- return 0;
-}
-
-static inline int
-__gthread_mutex_lock (__gthread_mutex_t *__mutex)
-{
- if (__gthread_active_p ())
- return __gthrw_(pthread_mutex_lock) (__mutex);
- else
- return 0;
-}
-
-static inline int
-__gthread_mutex_trylock (__gthread_mutex_t *__mutex)
-{
- if (__gthread_active_p ())
- return __gthrw_(pthread_mutex_trylock) (__mutex);
- else
- return 0;
-}
-
-static inline int
-__gthread_mutex_unlock (__gthread_mutex_t *__mutex)
-{
- if (__gthread_active_p ())
- return __gthrw_(pthread_mutex_unlock) (__mutex);
- else
- return 0;
-}
-
-static inline int
-__gthread_recursive_mutex_init_function (__gthread_recursive_mutex_t *__mutex)
-{
- __mutex->depth = 0;
- __mutex->owner = (pthread_t) 0;
- return __gthrw_(pthread_mutex_init) (&__mutex->actual, NULL);
-}
-
-static inline int
-__gthread_recursive_mutex_lock (__gthread_recursive_mutex_t *__mutex)
-{
- if (__gthread_active_p ())
- {
- pthread_t __me = __gthrw_(pthread_self) ();
-
- if (__mutex->owner != __me)
- {
- __gthrw_(pthread_mutex_lock) (&__mutex->actual);
- __mutex->owner = __me;
- }
-
- __mutex->depth++;
- }
- return 0;
-}
-
-static inline int
-__gthread_recursive_mutex_trylock (__gthread_recursive_mutex_t *__mutex)
-{
- if (__gthread_active_p ())
- {
- pthread_t __me = __gthrw_(pthread_self) ();
-
- if (__mutex->owner != __me)
- {
- if (__gthrw_(pthread_mutex_trylock) (&__mutex->actual))
- return 1;
- __mutex->owner = __me;
- }
-
- __mutex->depth++;
- }
- return 0;
-}
-
-static inline int
-__gthread_recursive_mutex_unlock (__gthread_recursive_mutex_t *__mutex)
-{
- if (__gthread_active_p ())
- {
- if (--__mutex->depth == 0)
- {
- __mutex->owner = (pthread_t) 0;
- __gthrw_(pthread_mutex_unlock) (&__mutex->actual);
- }
- }
- return 0;
-}
-
-static inline int
-__gthread_cond_broadcast (__gthread_cond_t *__cond)
-{
- return __gthrw_(pthread_cond_broadcast) (__cond);
-}
-
-static inline int
-__gthread_cond_wait (__gthread_cond_t *__cond, __gthread_mutex_t *__mutex)
-{
- return __gthrw_(pthread_cond_wait) (__cond, __mutex);
-}
-
-static inline int
-__gthread_cond_wait_recursive (__gthread_cond_t *__cond,
- __gthread_recursive_mutex_t *__mutex)
-{
- return __gthrw_(pthread_cond_wait) (__cond, &__mutex->actual);
-}
-
-#endif /* _LIBOBJC */
-
-#endif /* ! GCC_GTHR_POSIX_H */
+++ /dev/null
-/* Copyright (C) 2006, 2008, 2009 Free Software Foundation, Inc.
-
- 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 the POSIX95 implementation of the public OpenMP locking primitives.
-
- Because OpenMP uses different entry points for normal and recursive
- locks, and pthreads uses only one entry point, a system may be able
- to do better and streamline the locking as well as reduce the size
- of the types exported. */
-
-#include "libgomp.h"
-
-#ifdef HAVE_BROKEN_POSIX_SEMAPHORES
-void
-gomp_init_lock_30 (omp_lock_t *lock)
-{
- pthread_mutex_init (lock, NULL);
-}
-
-void
-gomp_destroy_lock_30 (omp_lock_t *lock)
-{
- pthread_mutex_destroy (lock);
-}
-
-void
-gomp_set_lock_30 (omp_lock_t *lock)
-{
- pthread_mutex_lock (lock);
-}
-
-void
-gomp_unset_lock_30 (omp_lock_t *lock)
-{
- pthread_mutex_unlock (lock);
-}
-
-int
-gomp_test_lock_30 (omp_lock_t *lock)
-{
- return pthread_mutex_trylock (lock) == 0;
-}
-
-void
-gomp_init_nest_lock_30 (omp_nest_lock_t *lock)
-{
- pthread_mutex_init (&lock->lock, NULL);
- lock->owner = NULL;
- lock->count = 0;
-}
-
-void
-gomp_destroy_nest_lock_30 (omp_nest_lock_t *lock)
-{
- pthread_mutex_destroy (&lock->lock);
-}
-
-void
-gomp_set_nest_lock_30 (omp_nest_lock_t *lock)
-{
- void *me = gomp_icv (true);
-
- if (lock->owner != me)
- {
- pthread_mutex_lock (&lock->lock);
- lock->owner = me;
- }
-
- lock->count++;
-}
-
-void
-gomp_unset_nest_lock_30 (omp_nest_lock_t *lock)
-{
- lock->count--;
-
- if (lock->count == 0)
- {
- lock->owner = NULL;
- pthread_mutex_unlock (&lock->lock);
- }
-}
-
-int
-gomp_test_nest_lock_30 (omp_nest_lock_t *lock)
-{
- void *me = gomp_icv (true);
-
- if (lock->owner != me)
- {
- if (pthread_mutex_trylock (&lock->lock) != 0)
- return 0;
- lock->owner = me;
- }
-
- return ++lock->count;
-}
-
-#else
-
-void
-gomp_init_lock_30 (omp_lock_t *lock)
-{
- sem_init (lock, 0, 1);
-}
-
-void
-gomp_destroy_lock_30 (omp_lock_t *lock)
-{
- sem_destroy (lock);
-}
-
-void
-gomp_set_lock_30 (omp_lock_t *lock)
-{
- while (sem_wait (lock) != 0)
- ;
-}
-
-void
-gomp_unset_lock_30 (omp_lock_t *lock)
-{
- sem_post (lock);
-}
-
-int
-gomp_test_lock_30 (omp_lock_t *lock)
-{
- return sem_trywait (lock) == 0;
-}
-
-void
-gomp_init_nest_lock_30 (omp_nest_lock_t *lock)
-{
- sem_init (&lock->lock, 0, 1);
- lock->count = 0;
- lock->owner = NULL;
-}
-
-void
-gomp_destroy_nest_lock_30 (omp_nest_lock_t *lock)
-{
- sem_destroy (&lock->lock);
-}
-
-void
-gomp_set_nest_lock_30 (omp_nest_lock_t *lock)
-{
- void *me = gomp_icv (true);
-
- if (lock->owner != me)
- {
- while (sem_wait (&lock->lock) != 0)
- ;
- lock->owner = me;
- }
- lock->count++;
-}
-
-void
-gomp_unset_nest_lock_30 (omp_nest_lock_t *lock)
-{
- if (--lock->count == 0)
- {
- lock->owner = NULL;
- sem_post (&lock->lock);
- }
-}
-
-int
-gomp_test_nest_lock_30 (omp_nest_lock_t *lock)
-{
- void *me = gomp_icv (true);
-
- if (lock->owner != me)
- {
- if (sem_trywait (&lock->lock) != 0)
- return 0;
- lock->owner = me;
- }
-
- return ++lock->count;
-}
-#endif
-
-#ifdef LIBGOMP_GNU_SYMBOL_VERSIONING
-void
-gomp_init_lock_25 (omp_lock_25_t *lock)
-{
- pthread_mutex_init (lock, NULL);
-}
-
-void
-gomp_destroy_lock_25 (omp_lock_25_t *lock)
-{
- pthread_mutex_destroy (lock);
-}
-
-void
-gomp_set_lock_25 (omp_lock_25_t *lock)
-{
- pthread_mutex_lock (lock);
-}
-
-void
-gomp_unset_lock_25 (omp_lock_25_t *lock)
-{
- pthread_mutex_unlock (lock);
-}
-
-int
-gomp_test_lock_25 (omp_lock_25_t *lock)
-{
- return pthread_mutex_trylock (lock) == 0;
-}
-
-void
-gomp_init_nest_lock_25 (omp_nest_lock_25_t *lock)
-{
- pthread_mutex_init (&lock->lock, NULL);
- lock->owner = (pthread_t) 0;
- lock->count = 0;
-}
-
-void
-gomp_destroy_nest_lock_25 (omp_nest_lock_25_t *lock)
-{
- pthread_mutex_destroy (&lock->lock);
-}
-
-void
-gomp_set_nest_lock_25 (omp_nest_lock_25_t *lock)
-{
- pthread_t me = pthread_self ();
-
- if (lock->owner != me)
- {
- pthread_mutex_lock (&lock->lock);
- lock->owner = me;
- }
-
- lock->count++;
-}
-
-void
-gomp_unset_nest_lock_25 (omp_nest_lock_25_t *lock)
-{
- lock->count--;
-
- if (lock->count == 0)
- {
- lock->owner = (pthread_t) 0;
- pthread_mutex_unlock (&lock->lock);
- }
-}
-
-int
-gomp_test_nest_lock_25 (omp_nest_lock_25_t *lock)
-{
- pthread_t me = pthread_self ();
-
- if (lock->owner != me)
- {
- if (pthread_mutex_trylock (&lock->lock) != 0)
- return 0;
- lock->owner = me;
- }
-
- return ++lock->count;
-}
-
-omp_lock_symver (omp_init_lock)
-omp_lock_symver (omp_destroy_lock)
-omp_lock_symver (omp_set_lock)
-omp_lock_symver (omp_unset_lock)
-omp_lock_symver (omp_test_lock)
-omp_lock_symver (omp_init_nest_lock)
-omp_lock_symver (omp_destroy_nest_lock)
-omp_lock_symver (omp_set_nest_lock)
-omp_lock_symver (omp_unset_nest_lock)
-omp_lock_symver (omp_test_nest_lock)
-
-#else
-
-ialias (omp_init_lock)
-ialias (omp_init_nest_lock)
-ialias (omp_destroy_lock)
-ialias (omp_destroy_nest_lock)
-ialias (omp_set_lock)
-ialias (omp_set_nest_lock)
-ialias (omp_unset_lock)
-ialias (omp_unset_nest_lock)
-ialias (omp_test_lock)
-ialias (omp_test_nest_lock)
-
-#endif
projects / platform / upstream / linaro-gcc.git / commitdiff