mirror of
https://github.com/cc65/cc65.git
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261 lines
5.6 KiB
ArmAsm
261 lines
5.6 KiB
ArmAsm
.setcpu "65C02"
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; copy of 65c02, comments note changes to the m740 according to
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; http://documentation.renesas.com/doc/products/mpumcu/rej09b0322_740sm.pdf
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brk
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ora ($12,x)
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.byte $02,$00,$00 ; jsr zp,ind
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.byte $03,$00,$00 ; bbs 0,a
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tsb $12 ; .byte $04
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ora $12
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asl $12
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rmb0 $12 ; bbs 0,zp
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php
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ora #$12
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asl a
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.byte $0B,$00,$00 ; seb 0,a
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tsb $3456 ; .byte $0c
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ora $3456
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asl $3456
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bbr0 $12,*+122 ; seb 0,zp
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bpl *+122
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ora ($12),y
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ora ($12) ; clt
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.byte $13,$00,$00 ; bbc 0,a
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trb $12 ; .byte $14
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ora $12,x
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asl $12,x
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rmb1 $12 ; bbc 0,zp
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clc
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ora $3456,y
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inc a
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.byte $1B,$00,$00 ; clb 0,a
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trb $3456 ; .byte $1c
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ora $3456,x
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asl $3456,x
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bbr1 $12,*+122 ; clb 0,zp
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jsr $3456
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and ($12,x)
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.byte $22,$00,$00 ; jsr sp
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.byte $23,$00,$00 ; bbs 1,a
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bit $12
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and $12
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rol $12
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rmb2 $12 ; bbs 1,zp
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plp
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and #$12
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rol a
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.byte $2B,$00,$00 ; seb 1,a
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bit $3456
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and $3456
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rol $3456
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bbr2 $12,*+122 ; seb 1,zp
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bmi *+122
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and ($12),y
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and ($12) ; set
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.byte $33,$00,$00 ; bbc 1,a
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bit $12,x ; .byte $34
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and $12,x
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rol $12,x
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rmb3 $12 ; bbc 1,zp
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sec
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and $3456,y
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dec a
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.byte $3B,$00,$00 ; clb 1,a
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bit $3456,x ; ldm zp
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and $3456,x
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rol $3456,x
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bbr3 $12,*+122 ; clb 1,zp
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rti
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eor ($12,x)
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.byte $42,$00,$00 ; stp
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.byte $43,$00,$00 ; bbs 2,a
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.byte $44,$00,$00 ; com zp
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eor $12
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lsr $12
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rmb4 $12 ; bbs 2,zp
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pha
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eor #$12
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lsr a
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.byte $4B,$00,$00 ; seb 2,a
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jmp $3456
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eor $3456
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lsr $3456
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bbr4 $12,*+122 ; seb 2,zp
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bvc *+122
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eor ($12),y
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eor ($12) ; .byte $52
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.byte $53,$00,$00 ; bbc 2,a
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.byte $54,$00,$00
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eor $12,x
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lsr $12,x
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rmb5 $12 ; bbc 2,zp
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cli
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eor $3456,y
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phy
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.byte $5B,$00,$00 ; clb 2,a
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.byte $5C,$00,$00
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eor $3456,x
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lsr $3456,x
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bbr5 $12,*+122 ; clb 2,zp
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rts
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adc ($12,x)
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.byte $62,$00,$00 ; mul zp,x
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.byte $63,$00,$00 ; bbs 3,a
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stz $12 ; tst zp
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adc $12
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ror $12
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rmb6 $12 ; bbs 3,zp
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pla
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adc #$12
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ror a
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.byte $6B,$00,$00 ; seb 3,a
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jmp ($3456)
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adc $3456
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ror $3456
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bbr6 $12,*+122 ; seb 3,zp
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bvs *+122
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adc ($12),y
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adc ($12) ; .byte $72
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.byte $73,$00,$00 ; bbc 3,a
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stz $12,x ; .byte $74
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adc $12,x
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ror $12,x
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rmb7 $12 ; bbc 3,zp
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sei
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adc $3456,y
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ply
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.byte $7B,$00,$00 ; clb 3,a
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jmp ($3456,x) ; .byte $7c
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adc $3456,x
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ror $3456,x
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bbr7 $12,*+122 ; clb 3,zp
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bra *+122
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sta ($12,x)
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.byte $82,$00,$00 ; rrf zp
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.byte $83,$00,$00 ; bbs 4,a
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sty $12
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sta $12
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stx $12
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smb0 $12 ; bbs 4,zp
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dey
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bit #$12
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txa
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.byte $8B,$00,$00 ; seb 4,a
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sty $3456
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sta $3456
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stx $3456
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bbs0 $12,*+122 ; seb 4,zp
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bcc *+122
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sta ($12),y
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sta ($12) ; .byte $92
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.byte $93,$00,$00 ; bbc 4,a
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sty $12,x
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sta $12,x
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stx $12,y
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smb1 $12 ; bbc 4,zp
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tya
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sta $3456,y
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txs
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.byte $9B,$00,$00 ; clb 4,a
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stz $3456 ; .byte $9c
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sta $3456,x
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stz $3456,x ; .byte $9e
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bbs1 $12,*+122 ; clb 4,zp
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ldy #$12
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lda ($12,x)
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ldx #$12
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.byte $A3,$00,$00 ; bbs 5,a
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ldy $12
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lda $12
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ldx $12
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smb2 $12 ; bbs 5,zp
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tay
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lda #$12
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tax
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.byte $AB,$00,$00 ; seb 5,a
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ldy $3456
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lda $3456
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ldx $3456
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bbs2 $12,*+122 ; seb 5,zp
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bcs *+122
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lda ($12),y
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lda ($12) ; .byte $b2
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.byte $B3,$00,$00 ; bbc 5,a
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ldy $12,x
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lda $12,x
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ldx $12,y
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smb3 $12 ; bbc 5,zp
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clv
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lda $3456,y
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tsx
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.byte $BB,$00,$00 ; clb 5,a
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ldy $3456,x
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lda $3456,x
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ldx $3456,y
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bbs3 $12,*+122 ; clb 5,zp
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cpy #$12
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cmp ($12,x)
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.byte $C2,$00,$00 ; wit
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.byte $C3,$00,$00 ; bbs 6,a
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cpy $12
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cmp $12
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dec $12
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smb4 $12 ; bbs 6,zp
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iny
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cmp #$12
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dex
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.byte $CB,$00,$00 ; seb 6,a
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cpy $3456
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cmp $3456
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dec $3456
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bbs4 $12,*+122 ; seb 6,zp
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bne *+122
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cmp ($12),y
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cmp ($12) ; .byte $d2
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.byte $D3,$00,$00 ; bbc 6,a
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.byte $D4,$00,$00
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cmp $12,x
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dec $12,x
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smb5 $12 ; bbc 6,zp
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cld
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cmp $3456,y
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phx
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.byte $DB,$00,$00 ; clb 6,a
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.byte $DC,$00,$00
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cmp $3456,x
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dec $3456,x
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bbs5 $12,*+122 ; clb 6,zp
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cpx #$12
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sbc ($12,x)
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.byte $E2,$00,$00 ; div zp,x
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.byte $E3,$00,$00 ; bbs 7,a
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cpx $12
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sbc $12
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inc $12
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smb6 $12 ; bbs 7,zp
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inx
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sbc #$12
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nop
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.byte $EB,$00,$00 ; seb 7,a
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cpx $3456
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sbc $3456
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inc $3456
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bbs6 $12,*+122 ; seb 7,zp
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beq *+122
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sbc ($12),y
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sbc ($12) ; .byte $f2
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.byte $F3,$00,$00 ; bbc 7,a
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.byte $F4,$00,$00
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sbc $12,x
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inc $12,x
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smb7 $12 ; bbc 7,zp
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sed
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sbc $3456,y
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plx
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.byte $FB,$00,$00 ; clb 7,a
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.byte $FC,$00,$00
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sbc $3456,x
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inc $3456,x
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bbs7 $12,*+122 ; clb 7,zp
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