+ /* Check for a store with a register value of zero and an addressing
+ * mode available with STZ.
+ */
+ if (((E->OPC == OP65_STA && E->RI->In.RegA == 0) ||
+ (E->OPC == OP65_STX && E->RI->In.RegX == 0) ||
+ (E->OPC == OP65_STY && E->RI->In.RegY == 0)) &&