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RT-11SJ 环境下运行pdp11汇编…

2016-01-17 16:57 218 查看
一、在simh下运行RT-11SJ
1:安装simh:win下直接安装,linux下make后在BIN目录找到pdp11并cp到搜索路径目录下

2:到http://simh.trailing-edge.com/software.html 下载RT-11
V4 for
the PDP-11 的镜像磁盘文件rt11swre.tar.Z并解压,在Disks目录下可得到镜像文件rtv4_rk.dsk
3:建立运行目录rt11swre,把rtv4_rk.dsk移到该目录
4:建立simh启动文件boot.ini如下:rt11swre$
cat boot.ini
set cpu
256k
att rk0
rtv4_rk.dsk
boot
rk0
5:启动pdp11
$ pdp11 boot.ini

PDP-11 simulator V3.9-0
Disabling CR

RT-11SJ V04.00C

.D 56=5015

.TYPE V4USER.TXT
Welcome to RT-11 Version 4. RT-11 V04 provides new hardware
support
and some major enhancements over Version 3B.

Please use the HELP command; it describes
the new options in many
of the utilities.

If you are using a terminal that requires fill
characters,
modify location 56 with a Deposit command before proceeding
with
system installation. LA36 DECwriter II and VT52 DECscope
terminals
do NOT require such modification.

.D 56=0
.
.号为 RT-11操作系统的命令提示符(类似dos下的c:\>或unix下的$)
二、在RT-11环境下输入HELLO.MAC源程序
编辑程序EDIT我不会用,这里用COPY命令(类似在unix用cat命令创建文件的方法):

.COPY TT: HELLO.MAC
Files copied:
^.TITLE HELLO WORLD

.MCALL .TTYOUT,.EXIT
HELLO:: MOV #MSG,R1
;STARTING ADDRESS OF STRING
1$: MOVB
(R1)+,R0 ;FETCH NEXT
CHARACTER

BEQ DONE
;IF ZERO, EXIT LOOP

.TTYOUT
;OTHERWISE
PRINT IT

BR
1$
;REPEAT LOOP
DONE: .EXIT

MSG: .ASCIZ /HELLO,
WORLD!/

.END
HELLO
^ZTT:
to
DK:HELLO.MAC

注意最后一行(必须另起一行、不能在.END
HELLO后面)只需输入ctrl+Z文件便会保存到磁盘

.DIR *.MAC

HELLO .MAC 1

1 Files, 1 Blocks
2496 Free blocks

三、汇编

.MACRO HELLO
ERRORS DETECTED: 0

四、连接并运行

.LINK HELLO

.R HELLO
HELLO, WORLD!

更简单的HELLOWORLD:
;
MACRO-11 EXAMPLE.

.MCALL .EXIT, .PRINT
START:

.PRINT #MES

.EXIT
MES: .ASCIZ
/HELLO !!!/
.END START

还有一个版本:

.MCALL .REGDEF,.TTYOUT,.EXIT

.REGDEF
HELLO:

MOV #MSG,R1

MOVB (R1),R0

LOOP: .TTYOUT

MOVB (R1)+,R0

BNE LOOP

.EXIT

MSG: .ASCIZ /HELLO, WORLD!/
.END HELLO
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