From: Bill Findlay <yaldnif.w@blueyonder.co.uk>
Subject: Re: Verified compilers?
Date: Fri, 09 Mar 2012 15:49:53 +0000
Date: 2012-03-09T15:49:53+00:00 [thread overview]
Message-ID: <CB7FD721.118ED%yaldnif.w@blueyonder.co.uk> (raw)
In-Reply-To: jjd26i$k12$1@dont-email.me
On 09/03/2012 13:56, in article jjd26i$k12$1@dont-email.me, "Brian Drummond"
<brian@shapes.demon.co.uk> wrote:
> On Thu, 08 Mar 2012 23:38:39 +0000, Bill Findlay wrote:
>
>> On 08/03/2012 10:23, in article jja1b4$8q1$1@dont-email.me, "Brian
>> Drummond" <brian@shapes.demon.co.uk> wrote:
>>
>>> On Thu, 08 Mar 2012 10:04:04 +0100, Jacob Sparre Andersen wrote:
>>>
>>>
>>>> Oh. And who verifies that the silicon is correct?
>>>
>>> VIPER.
>>>
>>> en.wikipedia.org/wiki/VIPER_microprocessor
>>> www.cl.cam.ac.uk/techreports/UCAM-CL-TR-104.pdf
>>
>> Was the 'proof' of VIPER not later shown to have missed serious faults?
>
> Quem vedisti pastores?
>
> That must be the "controversy" hinted at on Viper's Wikipedia page.
> Unfortunately, apart from the Dick Pountain article in Byte, I don't know
> anything about the VIPER, so any further info would be appreciated.
Sorry - I'm as vague on this as Wikipedia . I dimly remember some such
thing being discovered years after the 'proof' was ballyhooed.
> One area, directly germane to the question above, is that there is a lot
> of commonality between the SPARK subset of Ada, and the synthesisable
> subset of VHDL, probably because both share the need for static
> elaboration of resources. I would like to see this exploited in several
> ways, whether as SystemAda (surely a better alternative to SystemC) for
> SW/HW co-verification or ESL design, or as SPARK-like proof tools applied
> to VHDL.
Interesting point.
--
Bill Findlay
with blueyonder.co.uk;
use surname & forename;
next prev parent reply other threads:[~2012-03-09 15:49 UTC|newest]
Thread overview: 63+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-02-21 15:42 Verified compilers? Yannick Duchêne (Hibou57)
2012-02-24 1:41 ` Shark8
2012-02-24 8:52 ` Georg Bauhaus
2012-02-24 17:36 ` Peter C. Chapin
2012-03-06 1:27 ` Randy Brukardt
2012-03-06 17:24 ` Shark8
2012-03-06 17:43 ` Dmitry A. Kazakov
2012-03-06 19:03 ` Shark8
2012-03-07 5:33 ` Yannick Duchêne (Hibou57)
2012-03-07 9:12 ` Dmitry A. Kazakov
2012-03-07 17:49 ` Niklas Holsti
2012-03-07 20:17 ` Dmitry A. Kazakov
2012-03-07 23:28 ` Usefulness of Formal Notions in Programming (was: Verified compilers?) Georg Bauhaus
2012-03-08 9:24 ` Usefulness of Formal Notions in Programming Dmitry A. Kazakov
2012-03-08 10:30 ` Nasser M. Abbasi
2012-03-08 12:37 ` Dmitry A. Kazakov
2012-03-08 0:42 ` Verified compilers? Randy Brukardt
2012-03-08 9:25 ` Dmitry A. Kazakov
2012-03-08 18:10 ` Niklas Holsti
2012-03-08 20:41 ` Dmitry A. Kazakov
2012-03-08 18:02 ` Niklas Holsti
2012-03-08 20:40 ` Dmitry A. Kazakov
2012-03-09 0:44 ` Georg Bauhaus
2012-03-09 22:13 ` Niklas Holsti
2012-03-10 10:36 ` Dmitry A. Kazakov
2012-03-10 20:35 ` Niklas Holsti
2012-03-11 9:47 ` Dmitry A. Kazakov
2012-03-11 22:22 ` Niklas Holsti
2012-03-12 5:12 ` Niklas Holsti
2012-03-12 9:43 ` Dmitry A. Kazakov
2012-03-14 8:36 ` Niklas Holsti
2012-03-14 9:24 ` Georg Bauhaus
2012-03-14 11:14 ` REAL (was: Verified compilers?) stefan-lucks
2012-03-14 12:59 ` REAL Dmitry A. Kazakov
2012-03-14 13:30 ` REAL Georg Bauhaus
2012-03-14 13:51 ` REAL Dmitry A. Kazakov
2012-03-14 20:37 ` REAL Brian Drummond
2012-03-14 21:52 ` REAL Dmitry A. Kazakov
2012-03-14 13:52 ` REAL georg bauhaus
2012-03-14 17:42 ` REAL Jeffrey Carter
2012-03-14 10:14 ` Verified compilers? Dmitry A. Kazakov
2012-03-14 20:13 ` Niklas Holsti
2012-03-11 10:55 ` Georg Bauhaus
2012-03-10 13:46 ` Brian Drummond
2012-03-07 1:00 ` Randy Brukardt
2012-03-07 12:42 ` Stuart
2012-03-08 1:06 ` Randy Brukardt
2012-03-08 9:04 ` Jacob Sparre Andersen
2012-03-08 9:37 ` Dmitry A. Kazakov
2012-03-08 11:23 ` Simon Wright
2012-03-08 12:27 ` Dmitry A. Kazakov
2012-03-08 10:23 ` Brian Drummond
2012-03-08 23:38 ` Bill Findlay
2012-03-09 13:56 ` Brian Drummond
2012-03-09 14:43 ` Shark8
2012-03-09 21:51 ` Brian Drummond
2012-03-09 15:49 ` Bill Findlay [this message]
2012-03-09 20:34 ` Brian Drummond
2012-03-09 19:40 ` Jeffrey Carter
2012-03-09 20:39 ` Brian Drummond
2012-03-09 23:59 ` phil.clayton
2012-03-08 15:23 ` Peter C. Chapin
2012-03-09 2:04 ` Randy Brukardt
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