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https://github.com/fadden/6502bench.git
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c16e646701
Throw a non-bank-zero JSR <hexaddr> into the mix.
141 lines
2.7 KiB
ArmAsm
141 lines
2.7 KiB
ArmAsm
.setcpu "65816"
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zero = $00
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longsym = $123456
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; .segment "SEG000"
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.org $1000
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.a8
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.i8
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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: .byte $00
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.byte $01
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.byte $02
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; .segment "SEG001"
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.org $440000
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L440000: cmp L440000
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L440004: lda L440000
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lda a:L440000 & $ffff
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lda zero
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bmi L440004
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.byte $62,$b2,$ff
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.byte $d0,$b0
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.byte $82,$a9,$ff
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dat44: .word dat44 & $ffff
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.faraddr dat44
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; .segment "SEG002"
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.org $44ffc0
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L44FFC0: cmp L44FFC0
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high44: beq @L44FFCB
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.byte $30,$3c
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.byte $82,$39,$00
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@L44FFCB: jml @L2000
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; .segment "SEG003"
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.org $2000
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@L2000: bit @L2000
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pea dat44 & $ffff
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pea dat44 >> 16
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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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; .segment "SEG004"
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.org $543210
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bank54: cmp 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: .faraddr backchk
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L54321C: lda backchk
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lda f:fwdchk
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lda $543216
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lda $54327d
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lda backchk & $ffff +1
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lda backchk & $ffff -1
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lda fwdchk & $ffff +1
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lda fwdval & $ffff +2
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nop
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jsr backchk & $ffff
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jsr backchk & $ffff +1
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jsr $3218
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jsr fwdchk & $ffff
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jsr fwdchk & $ffff +1
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jsr $327f
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nop
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ldx #$00
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jsr (backval & $ffff,x)
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jsr (fwdval & $ffff,x)
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jsr @L54326E & $ffff
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jsr @L543271 & $ffff
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jsr @L543268 & $ffff
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jsr @L54326B & $ffff
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jsr @L543274 & $ffff
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jsr @L543277 & $ffff
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bra L543280
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@L543268: jmp (backval & $ffff,x)
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@L54326B: jmp (fwdval & $ffff,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: .faraddr 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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.a16
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.i16
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php
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lda #$0000
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sep #$30
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.a8
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.i8
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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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.a16
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.i16
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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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jsr $edcb
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nop
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rtl
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