/*********************************************************************
*
* Copyright (C) 2002, Karlsruhe University
*
* File path: crt0-ia64.S
* Description: Startup code for ia64 processors
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* $Id: crt0-ia64.S,v 1.2.4.1 2003/09/24 19:13:55 skoglund Exp $
*
********************************************************************/
.text
.global _start
.align 16
.proc _start
_start:
movl gp = __gp
movl r8 = reg_stack
movl sp = stack
mov ar.rsc = 0 // turn off RSE
;;
mov ar.bspstore = r8
;;
mov ar.rsc = 3 // turn RSE back on
;;
alloc r8 = ar.pfs,0,0,0,0
br.sptk.many sigma0_main
/* NOTREACHED */
.endp _start
.bss
.align 16
reg_stack:
.space 8192-16
stack:
.space 16