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[/] [openrisc/] [trunk/] [gnu-src/] [newlib-1.18.0/] [libgloss/] [or32/] [_exit.c] - Rev 280

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/* _exit.c. Implementation of the _exit syscall for newlib
 
   Copyright (C) 2004, Jacob Bower
   Copyright (C) 2010, Embecosm Limited <info@embecosm.com>
 
   Contributor Jeremy Bennett <jeremy.bennett@embecosm.com>
 
   This file is part of Newlib.
 
   The original work by Jacob Bower is provided as-is without any kind of
   warranty. Use it at your own risk!
 
   All subsequent work is bound by version 3 of the GPL as follows.
 
   This program is free software; you can redistribute it and/or modify it
   under the terms of the GNU General Public License as published by the Free
   Software Foundation; either version 3 of the License, or (at your option)
   any later version.
 
   This program 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 General Public License for
   more details.
 
   You should have received a copy of the GNU General Public License along
   with this program.  If not, see <http:#www.gnu.org/licenses/>.             */
/* -------------------------------------------------------------------------- */
/* This program is commented throughout in a fashion suitable for processing
   with Doxygen.                                                              */
/* -------------------------------------------------------------------------- */
 
#include "or1ksim-board.h"
 
 
/* -------------------------------------------------------------------------- */
/*!Exit a program with no tidy up.
 
   We use the l.nop 1 code to terminate execution of the simulator.
 
   Remember that this function is *not* reentrant, so no static state should
   be held.
 
   @param[in] rc  The return code on exit.
/* -------------------------------------------------------------------------- */
void 
_exit (int  rc)
{
  register int  t1 asm ("r3") = rc;
 
  asm volatile ("\tl.nop\t%0" : : "K" (NOP_EXIT), "r" (t1));
 
  while (1)
    {
    }
}	/* _exit () */
 

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