if (itemsReceiving == 0) return;
    private static void createReceiveCode(int iteration, FilterTraceNode node, Trace parent, 				   FilterInfo filterInfo, boolean init, boolean primePump, RawTile tile,				   RawChip rawChip)     {	//if this is the init and it is the first time executing	//and a twostage filter, use initpop and multiply this	//by the size of the type it is receiving	int itemsReceiving = filterInfo.itemsNeededToFire(iteration, init) *	    Util.getTypeSize(node.getFilter().getInputType());	appendReceiveInstructions(node, itemsReceiving, filterInfo, init, 				  primePump, tile, rawChip);    }