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69 lines
1.3 KiB
NASM
69 lines
1.3 KiB
NASM
// Test adding integer index to a pointer that is a literal string
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// https://gitlab.com/camelot/kickc/issues/315
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// Commodore 64 PRG executable file
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.file [name="string-pointer-problem.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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.label process_name = $400
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.segment Code
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main: {
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// set_process_name("keyboard")
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jsr set_process_name
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// }
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rts
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.segment Data
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name: .text "keyboard"
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.byte 0
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}
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.segment Code
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set_process_name: {
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.label j = 2
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.label __1 = 4
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.label __2 = 6
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lda #<0
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sta.z j
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sta.z j+1
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__b1:
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// for(signed int j = 0; j < 17; j++)
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lda.z j+1
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bmi __b2
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cmp #>$11
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bcc __b2
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bne !+
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lda.z j
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cmp #<$11
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bcc __b2
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!:
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// }
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rts
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__b2:
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// process_name[j]=name[j]
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clc
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lda.z j
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adc #<main.name
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sta.z __1
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lda.z j+1
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adc #>main.name
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sta.z __1+1
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clc
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lda.z j
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adc #<process_name
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sta.z __2
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lda.z j+1
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adc #>process_name
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sta.z __2+1
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ldy #0
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lda (__1),y
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sta (__2),y
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// for(signed int j = 0; j < 17; j++)
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inc.z j
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bne !+
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inc.z j+1
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!:
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jmp __b1
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}
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