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https://github.com/fadden/6502bench.git
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b7d3e3cfdf
Split into 6502/65816 portions. The 6502 version is the original with a few in-place substitutions (e.g. JMP for BRL). The 65816 version is only needed to exercise special handling of PEA/PER.
86 lines
1.8 KiB
ArmAsm
86 lines
1.8 KiB
ArmAsm
.setcpu "6502"
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; .segment "SEG000"
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.org $1000
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load11: lda #$11
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@L1002: ldx #$22
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@load33: ldy #$33
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@L1006: lda #$44
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@predat: bne @L1042
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.word $0123
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@dat1: .word $4567
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.word $89ab
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@L1010: .word $cdef
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@L1012: .word $0011
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@L1014: .word $2233
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.byte $80
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.byte "The quick brown fox"
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.byte $80
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.word @L1042
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.word @L1041
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.word @L1042+1
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@fill0: .res 16,$00
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@L1041: .byte $80
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@L1042: lda @predat+2
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lda @L1041
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asl @dat1
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rol @dat1+2
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ror @L1010
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and @L1012
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ora @L1014
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lda @fill0
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sta @fill0+4
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lda @fill0+8
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sta @fill0+12
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jsr @L1002
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@L1066: lda @L1006
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@L1069: bit @L1066+2
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ora @L1066+2
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lda @L1069+1
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lda @L1069+2
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lda #$ea
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@L1077: sta @L1077
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@L107A: sta @L107A+1
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sta $107f ;self-ref; operand format refs nonexistent symbol
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jmp @L2002
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.byte $80
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@dat81: .byte $81
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; .segment "SEG001"
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.org $2000
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@L2000: .byte $82
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.byte $83
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@L2002: nop
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nop
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lda @dat81
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lda @L2000
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jmp @L2018
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@L200D: .byte $7c
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@L200E: .byte $7d
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@L200F: .byte $7e
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.byte $7f
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@nearby: .byte $80
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.byte $81
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.byte $82
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.byte $83
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@L2015: .byte $84
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@L2016: .byte $85
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@L2017: .byte $86
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@L2018: lda @L200D
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lda @L200E
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lda @L200F
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lda @nearby-1
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lda @nearby
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lda @nearby+1
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lda @nearby+2
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lda @nearby+3
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lda @L2015
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lda @L2016
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lda @L2017
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rts
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