From: jsa@organon.com (Jon S Anthony)
Subject: Re: Gnat For use at Question
Date: 1996/07/15
Date: 1996-07-15T00:00:00+00:00 [thread overview]
Message-ID: <JSA.96Jul14211655@organon.com> (raw)
In-Reply-To: JSA.96Jul11143114@organon.com
In article <DuI8zM.BJ@jvdsys.nextjk.stuyts.nl> jerry@jvdsys.nextjk.stuyts.nl (Jerry van Dijk) writes:
> Laurent Guerby (guerby@gnat.com) wrote:
>
> : Spasmo> Hmmmm ok, well here's a question about To_Address. Since PC's
> : Spasmo> use segment, base addressing,
>
> : This is a question for a DJGPP master I guess.
>
> Now, I couldn't let that pass, could I ?
>
> The segment:offset adressing is something that belongs to the real-mode
> domain. As djgpp (and thus GNAT/DOS) is a protected mode eviroment it
> uses the full 32-bit physical addressing. (Physical := 16 * segment + offset).
Sounds like what you are saying is that for the user model (of the
language and implementation in this case) the segmenation stuff is
hidden and thus irrelevant. True?
/Jon
--
Jon Anthony
Organon Motives, Inc.
1 Williston Road, Suite 4
Belmont, MA 02178
617.484.3383
jsa@organon.com
next prev parent reply other threads:[~1996-07-15 0:00 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
1996-07-11 0:00 Gnat For use at Question Spasmo
1996-07-11 0:00 ` Jon S Anthony
1996-07-11 0:00 ` Robert A Duff
1996-07-12 0:00 ` Spasmo
1996-07-12 0:00 ` Robert Dewar
1996-07-12 0:00 ` Jon S Anthony
1996-07-12 0:00 ` Laurent Guerby
1996-07-13 0:00 ` Jerry van Dijk
1996-07-15 0:00 ` Spasmo
1996-07-15 0:00 ` Jon S Anthony
1996-07-15 0:00 ` Jon S Anthony [this message]
1996-07-15 0:00 ` Spasmo
1996-07-15 0:00 ` Robert Dewar
1996-07-15 0:00 ` Jerry van Dijk
1996-07-11 0:00 ` Robert A Duff
1996-07-11 0:00 ` Robert Dewar
1996-07-19 0:00 ` Spasmo
1996-07-11 0:00 ` Jerry van Dijk
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