tapeName = "clusterFused_"+source+"_"+dest;
    TapeClusterFused(int source, int dest, CType type) {        super(source,dest,type);        FlatNode src_node = NodeEnumerator.getFlatNode(source);        FlatNode src_master = ClusterFusion.getLocalMaster(src_node);        FlatNode dst_node = NodeEnumerator.getFlatNode(dest);        FlatNode dst_master = ClusterFusion.getLocalMaster(dst_node);        src_masters_dst = dst_master != null && dst_master.equals(src_master);        dst_masters_src = src_master != null && src_master.equals(dst_master);    }