Subversion Repositories openrisc

;;; blinky.S --- sample program to blink LED's on M32C simulator
;;; 
;;; Copyright (C) 2005, 2007, 2008, 2009, 2010 Free Software Foundation, Inc.
;;; Contributed by Red Hat, Inc.
;;;
;;; This file is part of the GNU simulators.
;;;
;;; 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/>.

        .text

        .global _start
_start:
        mov.w   #0xe1,a0
top:
        sub.w   #1,r0
        mov.b   r0h,[a0]

        mov.w   #1000,r1
loop:
        adjnz.w #-1,r1,loop

        jmp.w   top