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[/] [or1k/] [trunk/] [linux/] [glibc/] [sysdeps/] [openrisc/] [or32/] [bsd-setjmp.S] - Rev 1765
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/* BSD `setjmp' entry point to `sigsetjmp (..., 1)'. OR32 version.
Based on PowerPC version and on uClibc.
Copyright (C) 1994, 1997, 1999, 2000, 2005 Free Software Foundation, Inc.
Contributed by ???? FIXME
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. */
/* This just does a tail-call to `__sigsetjmp (ARG, 1)'.
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>
#include <bp-sym.h>
ENTRY (BP_SYM (__setjmp))
l.addi r4,r0,1 /* Set second argument to 1. */
l.j JUMPTARGET (BP_SYM (__sigsetjmp))
l.nop
END (BP_SYM (__setjmp))
strong_alias (__setjmp, setjmp)