From 742d48c23dfdbc4fc090b4e7fbbd17e87852fbb2 Mon Sep 17 00:00:00 2001 From: law Date: Thu, 7 Dec 2000 02:42:02 +0000 Subject: * config.gcc (a29k*-*-rtems*, arm*-*-rtems*, c4x-*-rtems*, h8300-*-rtems*, hppa1.1-*-rtems, *mips*-*-rtems*): New targets. * config.gcc (*-rtems*): Add support for gthr-rtems.h. * gthr-rtems.h, config/a29k/rtems.h, config/arm/rtems-elf.h, config/h8300/rtems.h, config/mips/rtems.h: New files. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@38094 138bc75d-0d04-0410-961f-82ee72b054a4 --- gcc/gthr-rtems.h | 120 +++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 120 insertions(+) create mode 100644 gcc/gthr-rtems.h (limited to 'gcc/gthr-rtems.h') diff --git a/gcc/gthr-rtems.h b/gcc/gthr-rtems.h new file mode 100644 index 00000000000..05400c57a3c --- /dev/null +++ b/gcc/gthr-rtems.h @@ -0,0 +1,120 @@ +/* RTEMS threads compatibily routines for libgcc2 and libobjc. + by: Rosimildo da Silva( rdasilva@connecttel.com ) */ +/* Compile this one with gcc. */ +/* Copyright (C) 1997, 1999, 2000 Free Software Foundation, Inc. + +This file is part of GNU CC. + +GNU CC 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 2, or (at your option) +any later version. + +GNU CC 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. + +You should have received a copy of the GNU General Public License +along with GNU CC; see the file COPYING. If not, write to +the Free Software Foundation, 59 Temple Place - Suite 330, +Boston, MA 02111-1307, 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. */ + +#ifndef __gthr_rtems_h +#define __gthr_rtems_h + + +#define __GTHREADS 1 + +#define __GTHREAD_ONCE_INIT 0 +#define __GTHREAD_MUTEX_INIT_FUNCTION rtems_gxx_mutex_init + +/* avoid depedency on rtems specific headers */ +typedef void *__gthread_key_t; +typedef int __gthread_once_t; +typedef void *__gthread_mutex_t; + +/* + * External functions provided by RTEMS. They are very similar to their POSIX + * counterparts. A "Wrapper API" is being use to avoid dependency on any RTEMS + * header files. + */ + +/* generic per task variables */ +extern int rtems_gxx_once (__gthread_once_t *once, void (*func) ()); +extern int rtems_gxx_key_create (__gthread_key_t *key, void (*dtor) (void *)); +extern int rtems_gxx_key_dtor (__gthread_key_t key, void *ptr); +extern int rtems_gxx_key_delete (__gthread_key_t key); +extern void *rtems_gxx_getspecific (__gthread_key_t key); +extern int rtems_gxx_setspecific (__gthread_key_t key, const void *ptr); + +/* mutex support */ +extern void rtems_gxx_mutex_init (__gthread_mutex_t *mutex); +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); + + +/* Wrapper calls */ +static inline int +__gthread_once (__gthread_once_t *once, void (*func) ()) +{ + return rtems_gxx_once( once, func ); +} + +static inline int +__gthread_key_create (__gthread_key_t *key, void (*dtor) (void *)) +{ + return rtems_gxx_key_create( key, dtor ); +} + +static inline int +__gthread_key_dtor (__gthread_key_t key, void *ptr) +{ + return rtems_gxx_key_dtor(key, ptr); +} + +static inline int +__gthread_key_delete (__gthread_key_t key) +{ + return rtems_gxx_key_delete (key); +} + +static inline void * +__gthread_getspecific (__gthread_key_t key) +{ + return rtems_gxx_getspecific (key); +} + +static inline int +__gthread_setspecific (__gthread_key_t key, const void *ptr) +{ + return rtems_gxx_setspecific (key, ptr); +} + +static inline int +__gthread_mutex_lock (__gthread_mutex_t *mutex) +{ + return rtems_gxx_mutex_lock (mutex); +} + +static inline int +__gthread_mutex_trylock (__gthread_mutex_t *mutex) +{ + return rtems_gxx_mutex_trylock (mutex); +} + +static inline int +__gthread_mutex_unlock (__gthread_mutex_t *mutex) +{ + return rtems_gxx_mutex_unlock( mutex ); +} + +#endif /* __gthr_rtems_h */ -- cgit v1.2.1