? for FIR

0 1 1

1 0 -1

Y W X

D =

Say ? = [p1 p2]. Since ?d > 0 we can see

from the data dependencies that

p2 ? 0 (from Y)

p1 ? 0 (from W)

and p1 > p2 (from X)

To get fastest runtime pick p1 and p2 to be smallest integers possible. Thus, ? = [2 1]

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