352428.fig.009a
(a)
352428.fig.009b
(b)
352428.fig.009c
(c)
Figure 9: Three ways to properly order the two inputs to an LU: (a) introduce sufficient external delay, (b) supply both inputs from an LU within the same cell that participates in a join, and (c) supply the -input from an LU that participates in a join with the LU that supplies the -input.