mirror of
https://github.com/buserror/mii_emu.git
synced 2024-11-25 20:33:52 +00:00
50 lines
840 B
NASM
50 lines
840 B
NASM
|
; Test for addressing modes
|
||
|
|
.org $10
|
||
|
|
;.verbose
|
||
|
|
|
||
|
|
imm lda #$aa
|
||
|
|
zp_rel ldx $0010 ; converted to ZP load by asm
|
||
|
|
cpx #$a9 ; lda !
|
||
|
|
bne fail1
|
||
|
|
lda $11
|
||
|
|
tax
|
||
|
|
cpx #$aa
|
||
|
|
bne fail2
|
||
|
|
ldx #$10
|
||
|
|
zp_x ldy $0,x ; converted to ZP load by asm
|
||
|
|
cpy #$a9
|
||
|
|
bne fail3
|
||
|
|
ldy #$01
|
||
|
|
abs_y ldx $10,y
|
||
|
|
cpx #$aa
|
||
|
|
bne fail4
|
||
|
|
abs_x lda #$de
|
||
|
|
sta $101
|
||
|
|
lda #$ad
|
||
|
|
lda $100
|
||
|
|
ldx #$1
|
||
|
|
ldy $100,x
|
||
|
|
cpy #$de
|
||
|
|
bne fail5
|
||
|
|
; Now lets go test the indirect ones
|
||
|
|
dst_ad = $3000
|
||
|
|
ind_x lda #$a9
|
||
|
|
sta dst_ad
|
||
|
|
stz $f2
|
||
|
|
lda #$30
|
||
|
|
sta $f3
|
||
|
|
ldx #$2
|
||
|
|
lda ($f0,x) ; sould read $00 $00 from $f2,$f3
|
||
|
|
tay
|
||
|
|
cpy #$a9
|
||
|
|
bne fail6
|
||
|
|
bra pass
|
||
|
|
fail1 brk ; Basic ABS load failed
|
||
|
|
fail2 brk ; Basic $xx ZP load failed
|
||
|
|
fail3 brk ; $xx,x ZP load failed
|
||
|
|
fail4 brk ; $xxxx,y ZP load failed
|
||
|
|
fail5 brk ; ($xxxx) load failed
|
||
|
|
fail6 brk ; ($xx,x) load failed
|
||
|
|
pass brk
|
||
|
|
|