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https://gitlab.com/camelot/kickc.git
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149 lines
3.2 KiB
NASM
149 lines
3.2 KiB
NASM
// Fills the screen using two unrolled ranged for()-loops
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// Commodore 64 PRG executable file
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.file [name="unroll-screenfill-for-double.prg", type="prg", segments="Program"]
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.segmentdef Program [segments="Basic, Code, Data"]
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.segmentdef Basic [start=$0801]
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.segmentdef Code [start=$80d]
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.segmentdef Data [startAfter="Code"]
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.segment Basic
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:BasicUpstart(main)
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.segment Code
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main: {
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.label SCREEN = $400
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// (SCREEN+line*40)[x] = x
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lda #0
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sta SCREEN
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sta SCREEN+1*$28
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sta SCREEN+2*$28
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sta SCREEN+3*$28
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sta SCREEN+4*$28
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sta SCREEN+5*$28
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sta SCREEN+6*$28
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sta SCREEN+7*$28
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sta SCREEN+8*$28
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sta SCREEN+9*$28
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sta SCREEN+$a*$28
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lda #1
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sta SCREEN+1
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sta SCREEN+1*$28+1
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sta SCREEN+2*$28+1
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sta SCREEN+3*$28+1
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sta SCREEN+4*$28+1
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sta SCREEN+5*$28+1
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sta SCREEN+6*$28+1
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sta SCREEN+7*$28+1
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sta SCREEN+8*$28+1
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sta SCREEN+9*$28+1
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sta SCREEN+$a*$28+1
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lda #2
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sta SCREEN+2
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sta SCREEN+1*$28+2
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sta SCREEN+2*$28+2
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sta SCREEN+3*$28+2
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sta SCREEN+4*$28+2
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sta SCREEN+5*$28+2
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sta SCREEN+6*$28+2
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sta SCREEN+7*$28+2
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sta SCREEN+8*$28+2
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sta SCREEN+9*$28+2
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sta SCREEN+$a*$28+2
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lda #3
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sta SCREEN+3
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sta SCREEN+1*$28+3
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sta SCREEN+2*$28+3
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sta SCREEN+3*$28+3
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sta SCREEN+4*$28+3
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sta SCREEN+5*$28+3
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sta SCREEN+6*$28+3
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sta SCREEN+7*$28+3
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sta SCREEN+8*$28+3
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sta SCREEN+9*$28+3
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sta SCREEN+$a*$28+3
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lda #4
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sta SCREEN+4
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sta SCREEN+1*$28+4
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sta SCREEN+2*$28+4
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sta SCREEN+3*$28+4
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sta SCREEN+4*$28+4
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sta SCREEN+5*$28+4
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sta SCREEN+6*$28+4
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sta SCREEN+7*$28+4
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sta SCREEN+8*$28+4
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sta SCREEN+9*$28+4
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sta SCREEN+$a*$28+4
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lda #5
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sta SCREEN+5
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sta SCREEN+1*$28+5
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sta SCREEN+2*$28+5
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sta SCREEN+3*$28+5
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sta SCREEN+4*$28+5
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sta SCREEN+5*$28+5
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sta SCREEN+6*$28+5
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sta SCREEN+7*$28+5
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sta SCREEN+8*$28+5
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sta SCREEN+9*$28+5
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sta SCREEN+$a*$28+5
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lda #6
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sta SCREEN+6
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sta SCREEN+1*$28+6
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sta SCREEN+2*$28+6
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sta SCREEN+3*$28+6
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sta SCREEN+4*$28+6
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sta SCREEN+5*$28+6
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sta SCREEN+6*$28+6
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sta SCREEN+7*$28+6
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sta SCREEN+8*$28+6
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sta SCREEN+9*$28+6
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sta SCREEN+$a*$28+6
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lda #7
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sta SCREEN+7
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sta SCREEN+1*$28+7
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sta SCREEN+2*$28+7
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sta SCREEN+3*$28+7
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sta SCREEN+4*$28+7
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sta SCREEN+5*$28+7
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sta SCREEN+6*$28+7
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sta SCREEN+7*$28+7
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sta SCREEN+8*$28+7
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sta SCREEN+9*$28+7
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sta SCREEN+$a*$28+7
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lda #8
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sta SCREEN+8
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sta SCREEN+1*$28+8
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sta SCREEN+2*$28+8
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sta SCREEN+3*$28+8
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sta SCREEN+4*$28+8
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sta SCREEN+5*$28+8
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sta SCREEN+6*$28+8
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sta SCREEN+7*$28+8
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sta SCREEN+8*$28+8
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sta SCREEN+9*$28+8
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sta SCREEN+$a*$28+8
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lda #9
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sta SCREEN+9
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sta SCREEN+1*$28+9
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sta SCREEN+2*$28+9
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sta SCREEN+3*$28+9
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sta SCREEN+4*$28+9
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sta SCREEN+5*$28+9
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sta SCREEN+6*$28+9
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sta SCREEN+7*$28+9
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sta SCREEN+8*$28+9
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sta SCREEN+9*$28+9
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sta SCREEN+$a*$28+9
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lda #$a
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sta SCREEN+$a
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sta SCREEN+1*$28+$a
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sta SCREEN+2*$28+$a
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sta SCREEN+3*$28+$a
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sta SCREEN+4*$28+$a
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sta SCREEN+5*$28+$a
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sta SCREEN+6*$28+$a
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sta SCREEN+7*$28+$a
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sta SCREEN+8*$28+$a
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sta SCREEN+9*$28+$a
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sta SCREEN+$a*$28+$a
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// }
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rts
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}
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