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/* BSD `setjmp' entry point to `sigsetjmp (..., 1)'.  s390 version.
   Copyright (C) 2000 Free Software Foundation, Inc.
   Contributed by Martin Schwidefsky (schwidefsky@de.ibm.com).
   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.  */

/* This just does a tail-call to `__sigsetjmp (ARG, 0)'.
   We cannot do it in C because it must be a tail-call, so frame-unwinding
   in setjmp doesn't clobber the state restored by longjmp.  */

#include <sysdep.h>

ENTRY(_setjmp)
#ifdef PIC
        /* We cannot use the PLT, because it requires that %r12 be set, but
           we can't save and restore our caller's value.  Instead, we do an
           indirect jump through the GOT. */
        basr   %r1,0
.L0:    al     %r1,.L1 - .L0(0,%r1) /* get address of global offset table */
                                    /* get address of __sigjmp_save from got */
	l      %r1,__sigjmp_save@GOT12(0,%r1)
        lhi    %r3,0                /* second argument of one */
        br     %r1
.L1:    .long  _GLOBAL_OFFSET_TABLE_ - .L0
#else
        basr   %r1,0
.L0:    l      %r1,.L1 - .L0(0,%r1) /* load address of __sigsetjmp */
        lhi    %r3,0                /* second argument of zero */
        br     %r1                  /* branch to __sigsetjmp */
.L1:    .long  __sigsetjmp
#endif
END (_setjmp)