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/* Machine-specific function to return the stack pointer. PowerPC version.
Copyright (C) 2001 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public License as
published by the Free Software Foundation; either version 2 of the
License, or (at your option) any later version.
The GNU C Library 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
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with the GNU C Library; see the file COPYING.LIB. If not,
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#ifndef _MACHINE_SP_H
#define _MACHINE_SP_H
/* Return the current stack pointer. */
#ifndef _EXTERN_INLINE
/* Make sure this function is included in hurd/threadvar-inlines.c. */
# ifdef _HURD_THREADVAR_H_EXTERN_INLINE
# define _EXTERN_INLINE _HURD_THREADVAR_H_EXTERN_INLINE
# else
# define _EXTERN_INLINE extern __inline
# endif
#endif
_EXTERN_INLINE void *
__thread_stack_pointer (void)
{
register void *__sp__;
__asm__ ("mr %0, 1" : "=r" (__sp__));
return __sp__;
}
#endif /* machine-sp.h */
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