mirror of
https://github.com/fadden/6502bench.git
synced 2024-09-11 20:54:37 +00:00
175 lines
2.4 KiB
ArmAsm
175 lines
2.4 KiB
ArmAsm
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org $1000
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clv
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cld
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cli
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clc
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lda #$80
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lda #$01
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sed
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sei
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sec
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lda #$ff
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adc #$00
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lda #$00
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pha
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plp
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clv
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bvc L101A
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dfb $70
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dfb $02
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dfb $00
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dfb $00
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L101A clc
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bcc :L101F
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dfb $00
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dfb $00
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:L101F sec
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bcs :L1024
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dfb $00
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dfb $00
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:L1024 lda #$01
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bne :L102A
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dfb $00
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dfb $db
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:L102A lda #$00
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beq :L1030
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dfb $00
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dfb $db
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:L1030 bpl :L1034
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dfb $00
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dfb $db
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:L1034 lda #$80
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bmi :L103A
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dfb $00
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dfb $db
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:L103A lda #$ff
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and #$00
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beq :L1042
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dfb $00
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dfb $db
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:L1042 lda #$00
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ldx #$80
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and #$ff
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beq :L104C
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bne :L104C
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:L104C lda #$ff
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ldx #$00
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and #$7f
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beq :L1056
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bne :L1056
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:L1056 bpl :L105A
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dfb $00
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dfb $db
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:L105A lda #$ff
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and #$80
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bpl :L1064
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bmi :L1064
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dfb $00
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dfb $db
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:L1064 lda #$00
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ldx #$80
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bne :L106C
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dfb $00
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dfb $db
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:L106C ora #$00
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beq :L1072
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bne :L1072
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:L1072 ora #$01
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bne :L1078
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dfb $00
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dfb $db
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:L1078 lda #$00
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ldx #$80
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bmi :L1080
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dfb $00
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dfb $db
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:L1080 ora #$7f
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bpl :L1088
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bmi :L1088
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dfb $00
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dfb $db
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:L1088 ora #$80
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bmi :L108E
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dfb $00
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dfb $db
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:L108E lda :L108E
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sec
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ror A
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bmi :L1097
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dfb $00
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dfb $dc
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:L1097 clc
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ror A
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bpl :L109D
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dfb $00
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dfb $dc
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:L109D lda #$00
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sec
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rol A
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bne :L10A5
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dfb $00
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dfb $dc
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:L10A5 lda #$ff
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lsr A
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bpl :L10AC
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dfb $00
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dfb $dd
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:L10AC clc
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php
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sec
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plp
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bcc :L10B3
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nop
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:L10B3 sec
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bcs :L10B7
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:L10B6 clc
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:L10B7 lda $33
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beq :L10B6
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bcs :L10BF
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lda $44
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:L10BF nop
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rts
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