mirror of
https://github.com/fadden/6502bench.git
synced 2024-11-19 06:31:02 +00:00
36 lines
573 B
ArmAsm
36 lines
573 B
ArmAsm
|
.cpu "6502"
|
||
|
* = $1000
|
||
|
jmp L0000
|
||
|
|
||
|
.logical $0000
|
||
|
L0000 bit @wL0000
|
||
|
L0003 lda L0000
|
||
|
lda L0003
|
||
|
bne LFFC3
|
||
|
bmi $ffc3
|
||
|
bvs L0012
|
||
|
bvc L0080
|
||
|
|
||
|
lodat .byte $00
|
||
|
.byte $01
|
||
|
.byte $02
|
||
|
|
||
|
L0012 lda lodat+1
|
||
|
clc
|
||
|
bcc LFFC0
|
||
|
|
||
|
.here
|
||
|
.logical $0080
|
||
|
L0080 bit @wL0080
|
||
|
jmp LFFC6
|
||
|
|
||
|
.here
|
||
|
.logical $ffc0
|
||
|
LFFC0 bit LFFC0
|
||
|
LFFC3 clc
|
||
|
bcc L0003
|
||
|
|
||
|
LFFC6 rts
|
||
|
|
||
|
.here
|