head	1.3;
access;
symbols
	bg2_23:1.3
	bg2_22:1.3
	bg2_21:1.3
	bg2_20:1.3
	bg2_16:1.3
	bg2_15:1.3
	bg2_12:1.3
	bg2_07:1.3
	isorc2008_submission:1.2
	handbook_alpha_edition:1.2
	jtres2007_submission:1.2
	bg1_07:1.2
	bg1_06:1.2
	bg1_05:1.2
	TAL_101:1.2
	TAL_100:1.2
	jtres_submission:1.2
	wises06_submission:1.2
	lctes2006_submission:1.2
	rtgc_isorc2006:1.1.0.4
	isorc2006:1.1.0.2
	rtgc_paper:1.1
	bg1_00:1.1
	nohandle:1.1;
locks; strict;
comment	@;; @;


1.3
date	2008.02.23.23.41.05;	author martin;	state Exp;
branches;
next	1.2;
commitid	135e47c0af0e4567;

1.2
date	2006.01.11.16.17.27;	author martin;	state Exp;
branches;
next	1.1;
commitid	45a343c52f874567;

1.1
date	2005.05.11.16.08.29;	author martin;	state Exp;
branches;
next	;
commitid	4cae42822df64567;


desc
@@


1.3
log
@JOP goes GPL
@
text
@//
//  This file is a part of JOP, the Java Optimized Processor
//
//  Copyright (C) 2001-2008, Martin Schoeberl (martin@@jopdesign.com)
//
//  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/>.
//

//
//	fast_blink.asm
//
//		Blinking WD LED for the simulation.
//
//
//	io register
//
io_addr		=	0
io_data		=	1

//
//	io address
//
io_cnt		=	0
io_wd		=	3
io_status	=	4
io_uart		=	5


ua_rdrf		= 	2
ua_tdre		= 	1

//
//	local vars
//
a			?
b			?
c			?


//
//	but starts with pc=0!!! (so init bc is not really necassary)
//
			nop
			nop
			ldi	128
			nop			// written in adr/read stage!
			stsp

// test max neg. value
         	ldi	-2147483648		//  0x80000000
//
//	blink loop 
//

loop_cnt	= 10

blink:
			ldi	io_wd
			stioa
			ldi	0
			stiod

			ldi	loop_cnt
bl0:		ldi	1
			sub
			dup
			nop
			bnz	bl0
			nop
			nop
			pop

			ldi	io_wd
			stioa
			ldi	31
			stiod

			ldi	loop_cnt
bl1:		ldi	1
			sub
			dup
			nop
			bnz	bl1
			nop
			nop
			pop

			ldi	1
			nop
			bnz	blink
			nop
			nop
@


1.2
log
@set stack pointer to 128 for sp_ov check
@
text
@d2 19
@


1.1
log
@resync with current development
@
text
@d37 1
a37 1
			ldi	127
@