mirror of
https://github.com/fadden/6502bench.git
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142 lines
2.4 KiB
ArmAsm
142 lines
2.4 KiB
ArmAsm
zero equ $00
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longsym equ $123456
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org $1000
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clc
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xce
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sep #$30
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jml L440000
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lodat dfb $00
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dfb $01
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dfb $02
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org $440000
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L440000 cmpl L440000
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L440004 ldal L440000
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lda: L440000
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lda zero
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bmi L440004
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dfb $62,$b2,$ff
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dfb $d0,$b0
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dfb $82,$a9,$ff
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dat44 dw dat44
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adr dat44
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org $44ffc0
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L44FFC0 cmpl L44FFC0
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high44 beq :L44FFCB
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dfb $30,$3c
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dfb $82,$39,$00
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:L44FFCB jml :L2000
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org $2000
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:L2000 bit :L2000
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pea dat44
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pea ^dat44
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bne skip
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jml [lodat]
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skip nop
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jsr j2
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j2 jsr j2+3
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jsr j2-3
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jsl longsym
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jml bank54
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org $543210
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bank54 cmpl bank54
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bra L54321C
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backchk nop
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nop
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rts
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backval adr backchk
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L54321C ldal backchk
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ldal fwdchk
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ldal $543216
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ldal $54327d
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lda backchk+1
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lda backchk-1
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lda fwdchk+1
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lda fwdval+2
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nop
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jsr backchk
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jsr backchk+1
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jsr $3218
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jsr fwdchk
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jsr fwdchk+1
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jsr $327f
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nop
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ldx #$00
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jsr (backval,x)
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jsr (fwdval,x)
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jsr :L54326E
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jsr :L543271
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jsr :L543268
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jsr :L54326B
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jsr :L543274
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jsr :L543277
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bra L543280
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:L543268 jmp (backval,x)
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:L54326B jmp (fwdval,x)
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:L54326E jmp (lodat)
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:L543271 jmp (lodat)
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:L543274 jml [lodat]
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:L543277 jml [lodat]
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fwdval adr fwdchk
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fwdchk nop
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nop
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rts
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L543280 jsr skip
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nop
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rep #$30
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mx %00
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php
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lda #$0000
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sep #$30
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mx %11
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lda #$00
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plp
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lda #$ea
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nop
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sep #$30
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php
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lda #$00
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rep #$30
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mx %00
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lda #$0000
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plp
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lda #$eaea
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rep #$30
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nop
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lda skip
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lda skip+20
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jsr skip
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jsr skip+20
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jsr (skip,x)
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bne :L5432B7
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jmp (skip,x)
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:L5432B7 jsr $edcb
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lda $edcb
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bne :L5432C2
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jmp ($edcb,x)
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:L5432C2 nop
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rtl
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