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From: Robert A Duff <bobduff@world.std.com>
Subject: Re: Is an RTOS Required for Ada?
Date: 1999/05/19
Date: 1999-05-19T00:00:00+00:00	[thread overview]
Message-ID: <wccogjh80os.fsf@world.std.com> (raw)
In-Reply-To: 7hmc18$jr6$1@nnrp1.deja.com

Robert Dewar <dewar@gnat.com> writes:

> For example, in GNORT mode, the compiler will generate an open
> loop for a block copy, to avoid calling the bcopy routine in
> the run-time. Now of course this is a trivial routine, and in
> a normal circumstance there is no reason not to include it. But
> in a certified environment, you don't want even one byte of
> non-certified code around, and GNORT meets this requirement
> inexpensively and convincingly by having no bytes of run-time
> code of any kind around.

That makes no sense to me.  Why couldn't you just certify those run-time
routines that you use?  Isn't it easier to certify the bcopy routine,
than to certify many inlined copies of the same algorithm?

- Bob
-- 
Change robert to bob to get my real email address.  Sorry.




  reply	other threads:[~1999-05-19  0:00 UTC|newest]

Thread overview: 23+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
1999-05-13  0:00 Is an RTOS Required for Ada? Tramse
1999-05-13  0:00 ` Marin David Condic
1999-05-13  0:00 ` Rakesh Malhotra
1999-05-14  0:00   ` Tramse
1999-05-16  0:00     ` Robert Dewar
1999-05-19  0:00       ` Robert A Duff [this message]
1999-05-20  0:00         ` Robert Dewar
1999-05-25  0:00           ` George Romanski
1999-05-25  0:00             ` Robert Dewar
1999-05-26  0:00               ` George Romanski
1999-05-28  0:00                 ` Robert Dewar
1999-06-09  0:00                 ` Robert A Duff
1999-06-09  0:00                   ` Robert Dewar
1999-05-28  0:00               ` Rod Chapman
1999-05-28  0:00                 ` Robert Dewar
1999-05-28  0:00                   ` Richard D Riehle
1999-05-28  0:00                     ` David C. Hoos, Sr.
1999-05-20  0:00       ` Tarjei Tj�stheim Jensen
1999-05-20  0:00         ` Larry Kilgallen
1999-05-20  0:00           ` Tarjei Tj�stheim Jensen
1999-05-20  0:00             ` Larry Kilgallen
1999-05-21  0:00             ` Robert Dewar
1999-05-16  0:00 ` Robert Dewar
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