Re: [f-cpu] FPU Adder....

[Michael Riepe <Michael.Riepe@stud.uni-hannover.de>]

Nicolas Boulay wrote:
[...]
> > > "En" signal  must not be in the process sensitivity list of a clocked
> > > process.
> > Why not?
>
> There is no use of it. A synchrone process could only wake up by the clock and 
> by the asynchronous reset. So a modification of "En" wake up the process. So 
> you use more simulation time. Sometimes you could also have very strange side 
> effect du to delta cycle.
Hmmm... why do some tools complain about an `incompletely specified 
sensitivity list' if you skip it, then?  IIRC, Synopsys DC was one of them.

Michael.


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