mirror of
https://github.com/fadden/6502bench.git
synced 2024-07-04 01:29:34 +00:00
34ba47e71d
Modified the asm source generators and on-screen display to show the DP arg for BBR/BBS as hex. The instructions are otherwise treated as relative branches, e.g. the DP arg doesn't get factored into the cross-reference table. ACME/cc65 put the bit number in the mnemonic, 64tass wants it to be in the first argument, and Merlin32 wants nothing to do with any of this because it's incompatible with the 65816. Added an "all ops" test for W65C02.
281 lines
5.8 KiB
ArmAsm
281 lines
5.8 KiB
ArmAsm
.setcpu "65C02"
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; .segment "SEG000"
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.org $1000
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jsr L1017
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jsr L1099
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jsr L10D9
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jsr L10EE
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jsr L110F
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jsr L11CF
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nop
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nop
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nop
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brk
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.byte $ff
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L1017: ora ($ff,x)
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.byte $02,$ff
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.byte $03
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tsb $ff
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ora $ff
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asl $ff
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rmb0 $ff
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php
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ora #$ff
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asl A
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.byte $0b
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tsb $feff
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ora $feff
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asl $feff
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bbr0 $ff,@L1035
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@L1035: bpl @L1037
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@L1037: ora ($ff),y
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ora ($ff)
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.byte $13
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trb $ff
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ora $ff,x
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asl $ff,x
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rmb1 $ff
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clc
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ora $feff,y
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inc A
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.byte $1b
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trb $feff
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ora $feff,x
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asl $feff,x
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bbr1 $ff,@L1056
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@L1056: jsr $feff
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and ($ff,x)
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.byte $22,$ff
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.byte $23
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bit $ff
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and $ff
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rol $ff
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rmb2 $ff
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plp
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and #$ff
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rol A
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.byte $2b
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bit $feff
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and $feff
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rol $feff
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bbr2 $ff,@L1077
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@L1077: bmi @L1079
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@L1079: and ($ff),y
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and ($ff)
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.byte $33
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bit $ff,x
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and $ff,x
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rol $ff,x
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rmb3 $ff
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sec
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and $feff,y
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dec A
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.byte $3b
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bit $feff,x
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and $feff,x
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rol $feff,x
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bbr3 $ff,@L1098
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@L1098: rti
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L1099: eor ($ff,x)
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.byte $42,$ff
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.byte $43
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.byte $44,$ff
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eor $ff
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lsr $ff
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rmb4 $ff
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pha
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eor #$ff
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lsr A
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.byte $4b
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jmp @L10AE
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@L10AE: eor $feff
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lsr $feff
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bbr4 $ff,@L10B7
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@L10B7: bvc @L10B9
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@L10B9: eor ($ff),y
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eor ($ff)
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.byte $53
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.byte $54,$ff
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eor $ff,x
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lsr $ff,x
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rmb5 $ff
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cli
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eor $feff,y
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phy
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.byte $5b
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.byte $5c,$ff,$fe
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eor $feff,x
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lsr $feff,x
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bbr5 $ff,@L10D8
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@L10D8: rts
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L10D9: adc ($ff,x)
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.byte $62,$ff
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.byte $63
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stz $ff
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adc $ff
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ror $ff
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rmb6 $ff
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pla
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adc #$ff
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ror A
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.byte $6b
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jmp ($feff)
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L10EE: adc $feff
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ror $feff
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bbr6 $ff,@L10F7
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@L10F7: bvs @L10F9
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@L10F9: adc ($ff),y
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adc ($ff)
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.byte $73
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stz $ff,x
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adc $ff,x
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ror $ff,x
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rmb7 $ff
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sei
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adc $feff,y
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ply
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.byte $7b
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jmp ($feff,x)
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L110F: adc $feff,x
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ror $feff,x
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bbr7 $ff,@L1118
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@L1118: bra @L111A
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@L111A: sta ($ff,x)
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.byte $82,$ff
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.byte $83
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sty $ff
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sta $ff
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stx $ff
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smb0 $ff
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dey
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bit #$ff
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txa
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.byte $8b
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sty $feff
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sta $feff
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stx $feff
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bbs0 $ff,@L1138
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@L1138: bcc @L113A
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@L113A: sta ($ff),y
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sta ($ff)
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.byte $93
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sty $ff,x
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sta $ff,x
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stx $ff,y
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smb1 $ff
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tya
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sta $feff,y
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txs
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.byte $9b
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stz $feff
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sta $feff,x
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stz $feff,x
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bbs1 $ff,@L1159
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@L1159: ldy #$ff
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lda ($ff,x)
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ldx #$ff
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.byte $a3
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ldy $ff
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lda $ff
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ldx $ff
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smb2 $ff
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tay
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lda #$ff
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tax
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.byte $ab
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ldy $feff
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lda $feff
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ldx $feff
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bbs2 $ff,@L1179
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@L1179: bcs @L117B
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@L117B: lda ($ff),y
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lda ($ff)
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.byte $b3
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ldy $ff,x
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lda $ff,x
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ldx $ff,y
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smb3 $ff
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clv
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lda $feff,y
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tsx
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.byte $bb
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ldy $feff,x
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lda $feff,x
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ldx $feff,y
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bbs3 $ff,@L119A
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@L119A: cpy #$ff
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cmp ($ff,x)
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.byte $c2,$ff
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.byte $c3
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cpy $ff
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cmp $ff
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dec $ff
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smb4 $ff
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iny
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cmp #$ff
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dex
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wai
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cpy $feff
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cmp $feff
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dec $feff
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bbs4 $ff,@L11BA
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@L11BA: bne @L11BC
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@L11BC: cmp ($ff),y
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cmp ($ff)
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.byte $d3
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.byte $d4,$ff
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cmp $ff,x
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dec $ff,x
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smb5 $ff
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cld
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cmp $feff,y
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phx
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stp
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L11CF: .byte $dc,$ff,$fe
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cmp $feff,x
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dec $feff,x
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bbs5 $ff,@L11DB
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@L11DB: cpx #$ff
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sbc ($ff,x)
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.byte $e2,$ff
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.byte $e3
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cpx $ff
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sbc $ff
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inc $ff
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smb6 $ff
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inx
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sbc #$ff
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nop
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.byte $eb
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cpx $feff
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sbc $feff
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inc $feff
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bbs6 $ff,@L11FB
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@L11FB: beq @L11FD
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@L11FD: sbc ($ff),y
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sbc ($ff)
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.byte $f3
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.byte $f4,$ff
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sbc $ff,x
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inc $ff,x
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smb7 $ff
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sed
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sbc $feff,y
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plx
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.byte $fb
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.byte $fc,$ff,$fe
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sbc $feff,x
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inc $feff,x
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bbs7 $ff,@L121C
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@L121C: rts
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