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gthr-posix.h: On Tru64...

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* gthr-posix.h: On Tru64, map __gthr_foo as a weak reference to
	__foo and not foo when _PTHREAD_USE_MANGLED_NAMES_ is defined.

From-SVN: r111282
This commit is contained in:
Roger Sayle 2006-02-19 21:49:58 +00:00 committed by Roger Sayle
parent 8f0d39a86b
commit c2a8530e21
2 changed files with 42 additions and 8 deletions
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5
gcc/ChangeLog
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@ -1,3 +1,8 @@
2006-02-19 Roger Sayle <roger@eyesopen.com>
* gthr-posix.h: On Tru64, map __gthr_foo as a weak reference to
__foo and not foo when _PTHREAD_USE_MANGLED_NAMES_ is defined.
2006-02-19 David Edelsohn <edelsohn@gnu.org>
* config/rs6000/xcoff.h (TARGET_ASM_OUTPUT_ANCHOR): Define.

45
gcc/gthr-posix.h
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@ -1,6 +1,6 @@
/* Threads compatibility routines for libgcc2 and libobjc. */
/* Compile this one with gcc. */
/* Copyright (C) 1997, 1999, 2000, 2001, 2002, 2003, 2004, 2005
/* Copyright (C) 1997, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006
Free Software Foundation, Inc.
This file is part of GCC.
@ -59,33 +59,61 @@ typedef pthread_mutex_t __gthread_recursive_mutex_t;
#endif
#if SUPPORTS_WEAK && GTHREAD_USE_WEAK
# define __gthrw(name) \
static __typeof(name) __gthrw_ ## name __attribute__ ((__weakref__(#name)));
# define __gthrw2(name,name2) \
static __typeof(name) __gthrw_ ## name __attribute__ ((__weakref__(#name2)));
# define __gthrw_(name) __gthrw_ ## name
#else
# define __gthrw(name)
# define __gthrw2(name,name2)
# define __gthrw_(name) name
#endif
/* Typically, __gthrw_foo is a weak refernce to symbol foo. */
#define __gthrw(name) __gthrw2(name,name)
/* On Tru64, /usr/include/pthread.h uses #pragma extern_prefix "__" to
map a subset of the POSIX pthread API to mangled versions of their
names. */
#if defined(__osf__) && defined(_PTHREAD_USE_MANGLED_NAMES_)
__gthrw2(pthread_once,__pthread_once)
__gthrw2(pthread_getspecific,__pthread_getspecific)
__gthrw2(pthread_setspecific,__pthread_setspecific)
__gthrw2(pthread_create,__pthread_create)
__gthrw2(pthread_cancel,__pthread_cancel)
__gthrw2(pthread_mutex_lock,__pthread_mutex_lock)
__gthrw2(pthread_mutex_trylock,__pthread_mutex_trylock)
__gthrw2(pthread_mutex_unlock,__pthread_mutex_unlock)
__gthrw2(pthread_mutex_init,__pthread_mutex_init)
#else
__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_mutex_lock)
__gthrw(pthread_mutex_trylock)
__gthrw(pthread_mutex_unlock)
__gthrw(pthread_mutex_init)
#endif
__gthrw(pthread_key_create)
__gthrw(pthread_key_delete)
__gthrw(pthread_mutexattr_init)
__gthrw(pthread_mutexattr_settype)
__gthrw(pthread_mutexattr_destroy)
__gthrw(pthread_mutex_init)
#if defined(_LIBOBJC) || defined(_LIBOBJC_WEAK)
/* Objective-C. */
#if defined(__osf__) && defined(_PTHREAD_USE_MANGLED_NAMES_)
__gthrw2(pthread_cond_broadcast,__pthread_cond_broadcast)
__gthrw2(pthread_cond_destroy,__pthread_cond_destroy)
__gthrw2(pthread_cond_init,__pthread_cond_init)
__gthrw2(pthread_cond_signal,__pthread_cond_signal)
__gthrw2(pthread_cond_wait,__pthread_cond_wait)
__gthrw2(pthread_exit,__pthread_exit)
__gthrw2(pthread_mutex_destroy,__pthread_mutex_destroy)
__gthrw2(pthread_self,__pthread_self)
#else
__gthrw(pthread_cond_broadcast)
__gthrw(pthread_cond_destroy)
__gthrw(pthread_cond_init)
@ -94,6 +122,7 @@ __gthrw(pthread_cond_wait)
__gthrw(pthread_exit)
__gthrw(pthread_mutex_destroy)
__gthrw(pthread_self)
#endif /* __osf__ && _PTHREAD_USE_MANGLED_NAMES_ */
#ifdef _POSIX_PRIORITY_SCHEDULING
#ifdef _POSIX_THREAD_PRIORITY_SCHEDULING
__gthrw(sched_get_priority_max)