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42 lines
518 B
NASM
42 lines
518 B
NASM
// Tests calling into a function pointer with local variables
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.pc = $801 "Basic"
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:BasicUpstart(bbegin)
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.pc = $80d "Program"
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.label SCREEN = $400
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.label idx = 3
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bbegin:
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lda #0
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sta idx
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jsr main
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rts
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main: {
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jsr do10
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rts
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}
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do10: {
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.label i = 2
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lda #0
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sta i
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b1:
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jsr hello
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inc i
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lda #$a
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cmp i
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bne b1
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rts
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}
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hello: {
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ldx #0
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b1:
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lda msg,x
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ldy idx
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sta SCREEN,y
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inc idx
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inx
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lda msg,x
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cmp #'@'
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bne b1
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rts
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}
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msg: .text "hello @"
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