Re: gEDA-user: Icarus hierarchy dump

[Stephen Williams <steve@xxxxxxxxxx>]

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Dan McMahill wrote:
> Stephen Williams wrote:
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>> Dan McMahill wrote:
>>
>>> Anyone have a PLI routine which works with Icarus Verilog that can dump
>>> out a hierarchy of a design?  I'm looking to get an output like:
>>>
>>>
>>> I1.I3.I7 - mymodule
>>> I1.I4.I7 - mymodule
>>> I1.I3 - mybigmodule
>>> I1.I4 - mybigmodule
>>
>>
>> Shouldn't be too painful to write. Someone with basic VPI skills
>> should be able to knock it off in a few hours.
> 
> Is VPI the way to go or PLI?  I'm completely new to either.  Any
> suggestions of where to get pushed in the right direction?

VPI is sometimes called PLI-2. It is the way to go. The book
"The Verilog PLI Handbook" by Stuart Sutherland is _the_ reference,
you can also get some clues by looking in the vpi/ directory of
the Icarus Verilog source.  All the system tasks and functions
are written using VPI.

- --
Steve Williams                "The woods are lovely, dark and deep.
steve at icarus.com           But I have promises to keep,
http://www.icarus.com         and lines to code before I sleep,
http://www.picturel.com       And lines to code before I sleep."
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