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/* Copyright (C) 2003, 2004 Free Software Foundation, Inc.
   This file is part of the GNU C Library.
   Contributed by Jakub Jelinek <jakub@redhat.com>, 2003.

   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.  */

#include <setjmp.h>
#include <stdint.h>
#include <unwind.h>
#include <bits/wordsize.h>

/* On s390{,x}, CFA is always 96 (resp. 160) bytes above actual
   %r15.  */
#define _JMPBUF_CFA_UNWINDS_ADJ(_jmpbuf, _context, _adj) \
  _JMPBUF_UNWINDS_ADJ (_jmpbuf,					\
		       (void *) (_Unwind_GetCFA (_context)	\
				 - 32 - 2 * __WORDSIZE), _adj)

#define _JMPBUF_UNWINDS_ADJ(_jmpbuf, _address, _adj)		\
  ((uintptr_t) (_address) - (_adj)				\
   < (uintptr_t) (_jmpbuf)->__gregs[__JB_GPR15] - (_adj))

/* We use the normal longjmp for unwinding.  */
#define __libc_unwind_longjmp(buf, val) __libc_longjmp (buf, val)