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re PR target/19399 (mutexes support broken)

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2005-01-13  Ralf Corsepius  <ralf.corsepius@rtems.org>
	    Joel Sherrill  <joel@oarcorp.com>

	PR target/19399
	* gthr-rtems.h (__gthread_recursive_mutex_t): New type.
	(__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
	rtems_gxx_recursive_mutex_init.
	(__gthread_recursive_mutex_lock): New function.
	(__gthread_recursive_mutex_trylock): Likewise.
	(__gthread_recursive_mutex_unlock): Likewise.

Co-Authored-By: Joel Sherrill <joel@OARcorp.com>

From-SVN: r93601
This commit is contained in:
Ralf Corsepius 2005-01-13 16:50:07 +01:00 committed by Ralf Corsepius
parent 52786878fd
commit 5d58d2f83e
2 changed files with 38 additions and 1 deletions
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11
gcc/ChangeLog
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@ -1,3 +1,14 @@
2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
Joel Sherrill <joel@oarcorp.com>
PR target/19399
* gthr-rtems.h (__gthread_recursive_mutex_t): New type.
(__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
rtems_gxx_recursive_mutex_init.
(__gthread_recursive_mutex_lock): New function.
(__gthread_recursive_mutex_trylock): Likewise.
(__gthread_recursive_mutex_unlock): Likewise.
2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
* config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.

28
gcc/gthr-rtems.h
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@ -1,7 +1,8 @@
/* RTEMS threads compatibility routines for libgcc2 and libobjc.
by: Rosimildo da Silva( rdasilva@connecttel.com ) */
/* Compile this one with gcc. */
/* Copyright (C) 1997, 1999, 2000, 2002, 2003 Free Software Foundation, Inc.
/* Copyright (C) 1997, 1999, 2000, 2002, 2003, 2005
Free Software Foundation, Inc.
This file is part of GCC.
@ -39,11 +40,13 @@ extern "C" {
#define __GTHREAD_ONCE_INIT 0
#define __GTHREAD_MUTEX_INIT 0
#define __GTHREAD_MUTEX_INIT_FUNCTION rtems_gxx_mutex_init
#define __GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION rtems_gxx_recursive_mutex_init
/* Avoid dependency on rtems specific headers. */
typedef void *__gthread_key_t;
typedef int __gthread_once_t;
typedef void *__gthread_mutex_t;
typedef void *__gthread_recursive_mutex_t;
/*
* External functions provided by RTEMS. They are very similar to their POSIX
@ -64,6 +67,11 @@ extern int rtems_gxx_mutex_lock (__gthread_mutex_t *mutex);
extern int rtems_gxx_mutex_trylock (__gthread_mutex_t *mutex);
extern int rtems_gxx_mutex_unlock (__gthread_mutex_t *mutex);
/* recursive mutex support */
extern void rtems_gxx_recursive_mutex_init (__gthread_recursive_mutex_t *mutex);
extern int rtems_gxx_recursive_mutex_lock (__gthread_recursive_mutex_t *mutex);
extern int rtems_gxx_recursive_mutex_trylock (__gthread_recursive_mutex_t *mutex);
extern int rtems_gxx_recursive_mutex_unlock (__gthread_recursive_mutex_t *mutex);
/* RTEMS threading is always active */
static inline int
@ -121,6 +129,24 @@ __gthread_mutex_unlock (__gthread_mutex_t *mutex)
return rtems_gxx_mutex_unlock( mutex );
}
static inline int
__gthread_recursive_mutex_lock (__gthread_recursive_mutex_t *mutex)
{
return rtems_gxx_recursive_mutex_lock (mutex);
}
static inline int
__gthread_recursive_mutex_trylock (__gthread_recursive_mutex_t *mutex)
{
return rtems_gxx_recursive_mutex_trylock (mutex);
}
static inline int
__gthread_recursive_mutex_unlock (__gthread_recursive_mutex_t *mutex)
{
return rtems_gxx_recursive_mutex_unlock( mutex );
}
#ifdef __cplusplus
}
#endif