glibc/sysdeps/arm/bits/setjmp.h
Ulrich Drepper 6f43b79989 (__jmp_buf): Remove floating-point support.
(_JMPBUF_UNWINDS): Added.
1998-06-01 13:39:22 +00:00

37 lines
1.4 KiB
C

/* Copyright (C) 1997, 1998 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. */
/* Define the machine-dependent type `jmp_buf'. ARM version. */
#ifndef _SETJMP_H
# error "Never include <bits/setjmp.h> directly; use <setjmp.h> instead."
#endif
#ifndef _ASM
/* Jump buffer contains v1-v6, sl, fp, sp and pc. Other registers are not
saved. */
typedef int __jmp_buf[10];
#endif
#define __JMP_BUF_SP 8
/* Test if longjmp to JMPBUF would unwind the frame
containing a local variable at ADDRESS. */
#define _JMPBUF_UNWINDS(jmpbuf, address) \
((void *) (address) < (void *) (jmpbuf[__JMP_BUF_SP]))