Re: Proposals for change to 1164


Subject: Re: Proposals for change to 1164
From: Paul J. Menchini (mench@mench.com)
Date: Fri Jun 01 2001 - 05:34:57 PDT


Peter and all,

Firstly, thanks for getting this going!

> I have updated the P1164 web pages at www.eda.org/vhdl-std-logic to
> include a list of proposals for changes to the standard. At the
> meeting in February, those present suggested prioritizing proposals
> into three categories:

> - easy (address in the 2001 revision)
> - hard (defer to after the 2001 round)
> - defer pending coordination with other standards

> A first cut allocation of proposals to categories is included in the
> minutes of that meeting. Based on that, here is a more complete
> prioritization. (Note that this is a priority for considering the
> proposals, and does not imply that the proposals will be implemented.)

> Easy:

> CP-001 Uncomment xnor operators

Regarding CP-001, IIRC, the standard "automatically" uncommented them in
the VHDL '93 version of the existing packages. Nevertheless, we should
definitely make this uncommenting explicit in the standard.

> ...

> Defer pending coordination:

> CP-006 Add logical reduction operators
> (coordinate with 1076 and 1076.3)
> CP-008 Provide formatted I/O with selection of radix
> (coordinate with 1076 to provide for bit_vector also)
> CP-009 Provide 'image attribute
> (coordinate with 1076 to provide for
> all composite types)

I'll add these to my personal list of "things to consider in VHDL 200x."

> ...

> I would also welcome discussion of the proposals already on the list.
> Are they prioritized into the right categories? Are the proposed
> solutions ok?

FWIW, looks good to me.

Paul



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