RE: [sv-cc] modified sv_vpi_user.h to test

Stuart,

I ran this file through a testcase and I've found
a number of problems. Some of them are easy to fix;
others may require discussion in committee.

Please stay tuned while I prepare a report on what I found.

Thanks and regards,
Doug

> -----Original Message-----
> From: owner-sv-cc@eda.org [mailto:owner-sv-cc@eda.org] On
> Behalf Of Stuart Sutherland
> Sent: Thursday, January 13, 2005 2:19 AM
> To: sv-cc@eda.org
> Subject: [sv-cc] modified sv_vpi_user.h to test
>
>
>
> I have attached a modified sv_vpi_user.h file with all of the
> changes from
> approved changes added in. Please verify that the modifications are
> correct, and that the file compiles OK (if that is possible
> for anyone to
> test).
>
> I have attached both the .h file for testing, and a PDF of
> the LRM, which
> shows the deletions and additions to the erratum #158 version
> of the file.
>
> As you probably know, erratum #158 replaced the entire file,
> and several
> other errata modified the file (62, 123, 213, 256, 257, 295,
> 333). Most of
> the changes were specified on the pre-#158 version of the
> file, but were not
> a problem to add to the #158 version. However, I do have
> questions on two
> of the changes.
>
> Change #62 specified a location to add a constant that no
> longer exists. I
> added the new constant in what seemed a logical location, and
> changed the
> constant value to fit that new location. Please verify that
> what I did was
> correct. The new constant is:
>
> #define vpiArrayMember 607
>
>
> The following constants originally had values with a single
> bit set (1,2,4).
> The revised header file (from #158) uses simple binary count
> values (1,2,3).
> Erratum #267 adds two more constants, following the old
> convention (sort
> of). Are these values OK? Was the original one-hot pattern
> needed? Since
> the original values were changed by 158 anyway, can I just
> re-sequence all
> the values after adding #267 (1,2,3,4,5)?
>
> WAS:
> #define vpiQualifier 621
> #define vpiUniqueQualifier 1
> #define vpiPriorityQualifier 2
> #define vpiTaggedQualifier 4
>
> AFTER #158 and #267
> #define vpiQualifier 621
> #define vpiNoQualifier 0
> #define vpiUniqueQualifier 1
> #define vpiPriorityQualifier 2
> #define vpiTaggedQualifier 3
> #define vpiRandQualifier 8
>
> Please respond ASAP. All editing closes this afternoon, Pacific time.
>
> Stu
> ~~~~~~~~~~~~~~~~~~~~~~~~~
> Stuart Sutherland
> stuart@sutherland-hdl.com
> +1-503-692-0898
>
>
Received on Fri Jan 14 15:49:16 2005