home
***
CD-ROM
|
disk
|
FTP
|
other
***
search
/
Games of Daze
/
Infomagic - Games of Daze (Summer 1995) (Disc 1 of 2).iso
/
x2ftp
/
msdos
/
source
/
zendisk1
/
lst9-4.asm
< prev
next >
Wrap
Assembly Source File
|
1990-02-15
|
312b
|
15 lines
;
; *** Listing 9-4 ***
;
; An example of using CMP reg,0 to test for the
; zero/non-zero status of a register.
;
sub dx,dx ;set DX to 0, so we don't jump
call ZTimerOn
rept 1000
cmp dx,0 ;is DX 0?
jnz $+2 ;just jumps to the next line if
; Z is not set (never jumps)
endm
call ZTimerOff