d3b82fcc5f
* sysdeps/mach/powerpc/machine-sp.h: New file. * sysdeps/mach/powerpc/sysdep.h: New file. * sysdeps/mach/powerpc/thread_state.h: New file. * sysdeps/mach/hurd/i386/Makefile: File removed; crt0.o rules moved ... * sysdeps/mach/hurd/Makefile: ... to here. For the time being, we can expect to need the same thing on every platform. * sysdeps/unix/sysv/linux/powerpc/sys/ucontext.h: File moved ... * sysdeps/generic/sys/ucontext.h: ... to replace this one.
43 lines
1.4 KiB
C
43 lines
1.4 KiB
C
/* Machine-specific function to return the stack pointer. PowerPC version.
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Copyright (C) 2001 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public License as
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published by the Free Software Foundation; either version 2 of the
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License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public
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License along with the GNU C Library; see the file COPYING.LIB. If not,
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write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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Boston, MA 02111-1307, USA. */
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#ifndef _MACHINE_SP_H
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#define _MACHINE_SP_H
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/* Return the current stack pointer. */
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#ifndef _EXTERN_INLINE
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/* Make sure this function is included in hurd/threadvar-inlines.c. */
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# ifdef _HURD_THREADVAR_H_EXTERN_INLINE
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# define _EXTERN_INLINE _HURD_THREADVAR_H_EXTERN_INLINE
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# else
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# define _EXTERN_INLINE extern __inline
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# endif
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#endif
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_EXTERN_INLINE void *
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__thread_stack_pointer (void)
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{
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register void *__sp__;
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__asm__ ("mr %0, 1" : "=r" (__sp__));
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return __sp__;
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}
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#endif /* machine-sp.h */
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