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44 lines
917 B
NASM
44 lines
917 B
NASM
// Demonstrates initializing an object using = { ... } syntax
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// Array of words
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// Commodore 64 PRG executable file
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.file [name="initializer-1.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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.label i = 2
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ldx #0
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txa
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sta.z i
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__b1:
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// BYTE0(words[i])
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lda.z i
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asl
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tay
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lda words,y
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// SCREEN[idx++] = BYTE0(words[i])
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sta SCREEN,x
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// SCREEN[idx++] = BYTE0(words[i]);
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inx
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// BYTE1(words[i])
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lda words+1,y
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// SCREEN[idx++] = BYTE1(words[i])
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sta SCREEN,x
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// SCREEN[idx++] = BYTE1(words[i]);
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inx
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// for( char i: 0..2)
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inc.z i
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lda #3
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cmp.z i
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bne __b1
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// }
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rts
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}
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.segment Data
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words: .word 1, 2, 3
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