Byron Lathi
089df744aa
Reviewed-on: #2 Co-authored-by: Byron Lathi <byron@byronlathi.com> Co-committed-by: Byron Lathi <byron@byronlathi.com>
121 lines
1.6 KiB
ArmAsm
121 lines
1.6 KiB
ArmAsm
.export vec_reset, vec_irq, vec_nmi
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.ZEROPAGE
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result: .res 1
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zp0: .res 1
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zp1: .res 4
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zp2: .res 8
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zp3: .res 4
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good_count: .res 1
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.CODE
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data1: .byte 1
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data2: .byte 2
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data3: .byte 3
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data4: .byte 4
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data5: .byte 5
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data6: .res 4
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.byte 6
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data7: .res 2
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.byte 7
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vec_nmi:
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vec_reset:
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vec_irq:
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prepare_test:
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lda data1
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sta zp0
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lda #.LOBYTE(data2)
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sta zp1
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lda #.HIBYTE(data2)
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sta zp1+1
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lda #.BANKBYTE(data2)
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sta zp1+2
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lda #.TOPBYTE(data2)
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sta zp1+3
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lda #.LOBYTE(data4)
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sta zp2+4
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lda #.HIBYTE(data4)
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sta zp2+5
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lda #.BANKBYTE(data4)
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sta zp2+6
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lda #.TOPBYTE(data4)
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sta zp2+7
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lda #.LOBYTE(data5-2)
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sta zp3
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lda #.HIBYTE(data5-2)
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sta zp3+1
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lda #.BANKBYTE(data5-2)
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sta zp3+2
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lda #.TOPBYTE(data5-2)
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sta zp3+3
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stz good_count
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lda_test:
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@test1:
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lda zp0 ; data 1
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cmp #$1
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bne @test2
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inc good_count
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@test2:
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lda (zp1) ; data 2
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cmp #$2
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bne @test3
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inc good_count
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@test3:
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lda data3 ; data 3
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cmp #$3
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bne @test4
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inc good_count
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@test4:
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ldx #$4
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ldy #$2
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lda (zp2,x) ; data 4
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cmp #$4
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bne @test5
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inc good_count
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@test5:
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lda (zp3),y ; data 5
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cmp #$5
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bne @test6
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inc good_count
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@test6:
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lda data6,x ; data 6
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cmp #$6
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bne @test7
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inc good_count
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@test7:
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lda data7,y ; data 7
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cmp #$7
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bne @done
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inc good_count
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@done:
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lda good_count
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cmp #$7
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bne @fail
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lda #$1
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sta result
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wai
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@fail:
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lda #$ff
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sta result
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wai |