.title 6809 Error Tests .sbttl S_ACC Tests mmnn = 0x2233 adda #0x01 ; 8b 01 adda *0x02 ; 9b 02 adda mmnn ; bb 22 33 adda ,x ; ab 84 adda [mmnn] ; ab 9f 22 33 addb #0x01 ; cb 01 addb *0x02 ; db 02 addb mmnn ; fb 22 33 addb ,x ; eb 84 addb [mmnn] ; eb 9f 22 33 .sbttl S_SOP Tests clr #0x01 ;a clr *0x02 ; 0f 02 clr mmnn ; 7f 22 33 clr ,x ; 6f 84 clr [mmnn] ; 6f 9f 22 33 .sbttl S_LR Tests cmpx #0x01 ; 8c 00 01 cmpx *0x02 ; 9c 02 cmpx mmnn ; bc 22 33 cmpx ,x ; ac 84 cmpx [mmnn] ; ac 9f 22 33 .sbttl S_STR Tests stx #0x01 ;a stx *0x02 ; 9f 02 stx mmnn ; bf 22 33 stx ,x ; af 84 stx [mmnn] ; af 9f 22 33 .sbttl S_LEA Tests leax #0x01 ;a leax *0x02 ;a leax mmnn ;a leax ,x ; 30 84 leax [mmnn] ; 30 9f 22 33 .page .sbttl Direct Addressing Tests .area ROM .globl rom0,rom255,rom256 rom0: .byte 1 .blkb 254 rom255: .byte 2 rom256: .byte 3 .area DATA .globl dat0,dat255,dat256 dat0: .byte 4 .blkb 254 dat255: .byte 5 dat256: .byte 6 .area PROGRAM neg *0x20 ;00 20 .setdp rom0,ROM neg *rom0 ; 00 00 neg *rom255 ; 00 ff neg *rom256 ;a 00 00 neg *dat0 ;r 00 00 neg *dat255 ;r 00 ff neg *dat256 ;ra 00 00 .setdp dat0,DATA neg *rom0 ;r 00 00 neg *rom255 ;r 00 ff neg *rom256 ;ra 00 00 neg *dat0 ; 00 00 neg *dat255 ; 00 ff neg *dat256 ;a 00 00 .setdp 0,_CODE neg *rom0 ;r 00 00 neg *rom255 ;r 00 ff neg *rom256 ;ra 00 00 neg *dat0 ;r 00 00 neg *dat255 ;r 00 ff neg *dat256 ;ra 00 00 .sbttl PC and PCR mode checks .globl extern num = 0x7f ext = 0x80 adda 0x17,pc ; ab 8c 17 neg num,pc ; 60 8c 7f tst ext,pc ; 6d 8d 00 80 tst ext,pcr ; 6d 8c (0x80 - . - 3) adda a0,pc ;a neg extern,pc ;a a0: