Routines
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A679: Calculate Pointer Offset From IX
Input
IX
Pointer to data structure
Output
IX
Updated pointer (IX + (IX+1,IX+2) - 1)
CalculatePointerOffsetFromIX
A679
LD E,(IX+$01)
E
=*
IX
+01.
A67C
LD D,(IX+$02)
D
=*
IX
+02.
A67F
DEC DE
Decrease
DE
by one.
A680
ADD IX,DE
IX
+=
DE
.
A682
XOR A
A
=00.
A683
RET
Return.
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