multiplier.tan.summary

乘法器 所占资源很少 很好的一个乘法器 史书上的一个例子 说得很好啊

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Timing Analyzer Summary
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Type           : Worst-case tsu
Slack          : N/A
Required Time  : None
Actual Time    : 5.016 ns
From           : word1[3]
To             : multiplicand[3]
From Clock     : --
To Clock       : clock
Failed Paths   : 0

Type           : Worst-case tco
Slack          : N/A
Required Time  : None
Actual Time    : 6.527 ns
From           : product[2]~reg0
To             : product[2]
From Clock     : clock
To Clock       : --
Failed Paths   : 0

Type           : Worst-case tpd
Slack          : N/A
Required Time  : None
Actual Time    : 8.445 ns
From           : reset
To             : Ready
From Clock     : --
To Clock       : --
Failed Paths   : 0

Type           : Worst-case th
Slack          : N/A
Required Time  : None
Actual Time    : -2.439 ns
From           : word1[1]
To             : multiplicand[1]
From Clock     : --
To Clock       : clock
Failed Paths   : 0

Type           : Clock Setup: 'clock'
Slack          : N/A
Required Time  : None
Actual Time    : 498.75 MHz ( period = 2.005 ns )
From           : counter[2]
To             : product[3]~reg0
From Clock     : clock
To Clock       : clock
Failed Paths   : 0

Type           : Total number of failed paths
Slack          : 
Required Time  : 
Actual Time    : 
From           : 
To             : 
From Clock     : 
To Clock       : 
Failed Paths   : 0

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