3.2.2 Fine 誓停 00:00:00 灵制指 针 ning a TM=10 units,TA=2 units. If the multiplier is broken into components, Tm1=6 units,Tm2=4 units Previous:clock period 12 units Current:clock period 6 units x(n) ml ml ml m2 m2 m2 y(n) a2 2020年3月 11
2021年2月 11 3.2.2 Fine grain pipelining TM=10 units, TA=2 units. If the multiplier is broken into components, Tm1=6 units, Tm2=4 units Previous: clock period > 12 units Current: clock period > 6 units m1 D m2 m1 m1 m2 m2 D a1 D a2 D D x(n) y(n)
Adder carry propagation 96 ◆Vorst case Carry out depends on all lower bits ●Example: 11111111 255 augend +00000001 +1 addend 100000000 256 sum Carry Generation,Propagation,and Drain ■Could occur anywhere 。Example: 01011110 94 +00100100 +36 015000010 130 2021年2月 12
2021年2月 12 Adder carry propagation