Shalom, I think your point 1, is generally true for tools like simulators. Unless the values on all case branches are known at compile times, there is no way (that I know of) for a synthesis compiler to build logic that can generate an assertion when the design is running on a board. It is for this reason that for synthesis compilers I believe that full_case and priority are the same. > > There are many situations in which only a subset of possible cases are > 'care' cases. In those situations, I could use 'full_case', but 'priority' > would not be appropriate. Unfortunately, Yes. To capture the true intention of the LRM, the synthesis tool should now warn the user that synthesis and simulation results might be different when using a "priority" case. :-) - Krishna.Received on Wed Mar 30 23:26:57 2005
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