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/* Machine-specific function to return the stack pointer. i386 version.
Copyright (C) 1994,97,2001 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 Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 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
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; 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
#define _EXTERN_INLINE extern __inline
#endif
extern void *__thread_stack_pointer (void);
_EXTERN_INLINE void *
__thread_stack_pointer (void)
{
void *__sp__;
__asm__ ("movl %%esp, %0" : "=r" (__sp__));
return __sp__;
}
#endif /* machine-sp.h */
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