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29 lines
457 B
ArmAsm
29 lines
457 B
ArmAsm
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; Ullrich von Bassewitz, 26.10.2000
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; CC65 runtime: Store a indirect into address at top of stack with index
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;
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.export staspidx
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.import incsp2
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.importzp sp, tmp1, ptr1
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.proc staspidx
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pha
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sty tmp1 ; Save Index
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ldy #1
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lda (sp),y
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sta ptr1+1
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dey
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lda (sp),y
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sta ptr1 ; Pointer now in ptr1
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ldy tmp1 ; Restore offset
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pla ; Restore value
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sta (ptr1),y ; Store
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jmp incsp2 ; Drop address
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.endproc
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