From: jsa@organon.com (Jon S Anthony)
Subject: Re: Ada is almost useless in embedded systems
Date: 1996/02/19
Date: 1996-02-19T00:00:00+00:00 [thread overview]
Message-ID: <JSA.96Feb19175332@organon.com> (raw)
In-Reply-To: 823906039.22113@assen.demon.co.uk
In article <824495640.102@assen.demon.co.uk> john@assen.demon.co.uk (John McCabe) writes:
> >In passing, it may be of interest to note that the original VAX Ada
> >did not implement shared, and opted instead to implement a pragma
> >volatile. Volatile basically did the "optimization" bit that you are
> >concerned about, but explicitly did _not_ provide for indivisible
> >operations.
>
> That's interesting and sound like what Ada95 does (according to Robert
> Dewar's comment elsewhere).
Not quite. Ada95 _splits_ these two things between pragma volatile and
pragma atomic.
/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:[~1996-02-19 0:00 UTC|newest]
Thread overview: 80+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <823906039.22113@assen.demon.co.uk>
[not found] ` <4fgrq3$mc4@qualcomm.com>
[not found] ` <dewar.823962356@schonberg>
1996-02-17 0:00 ` Ada is almost useless in embedded systems Tore Joergensen
1996-02-17 0:00 ` Robert Dewar
1996-02-19 0:00 ` Keith Thompson
1996-02-19 0:00 ` John McCabe
1996-02-21 0:00 ` Richard A. O'Keefe
1996-02-21 0:00 ` Norman H. Cohen
1996-02-19 0:00 ` AdaWorks
1996-02-21 0:00 ` Ken Garlington
1996-02-23 0:00 ` AdaWorks
1996-02-19 0:00 ` R.A.L Williams
1996-02-21 0:00 ` Richard A. O'Keefe
[not found] ` <824056183.18993@assen.demon.co.uk>
[not found] ` <311E924E.74CE@escmail.orl.mmc.com>
1996-02-17 0:00 ` Ada is great for embedded systems (was Ada is almost useless in embedded systems) Ken & Virginia Garlington
[not found] ` <4fnqpm$3nh@news.sanders.lockheed.com>
1996-02-19 0:00 ` Ada is almost useless in embedded systems AdaWorks
1996-02-21 0:00 ` Ken Garlington
1996-02-21 0:00 ` Hugh Dunne
[not found] ` <4fnp37$nj1@theopolis.orl.mmc.com>
1996-02-22 0:00 ` Alan Brain
1996-02-19 0:00 ` Jon S Anthony [this message]
[not found] ` <emery-0902962215150001@line316.nwm.mindlink.net>
[not found] ` <DMoA85.52I@eskimo.com>
[not found] ` <823965654.4500@assen.demon.co.uk>
[not found] ` <824165619.14894@assen.demon.co.uk>
[not found] ` <JSA.96Feb13133713@organon.com>
[not found] ` <824259217.26321@assen.demon.co.uk>
1996-02-17 0:00 ` Robert Dewar
1996-02-18 0:00 ` John McCabe
1996-02-18 0:00 ` Robert Dewar
1996-02-19 0:00 ` John McCabe
1996-02-20 0:00 ` Robert Dewar
1996-02-21 0:00 ` Fergus Henderson
[not found] ` <824332550.2485@assen.demon.co.uk>
1996-02-17 0:00 ` Ken & Virginia Garlington
1996-02-17 0:00 ` Robert Dewar
1996-02-18 0:00 ` John McCabe
1996-02-18 0:00 ` Robert Dewar
1996-02-19 0:00 ` John McCabe
[not found] ` <4fs7ml$cf1@rational.rational.com>
1996-02-26 0:00 ` Ada 83 " Alan Brain
1996-02-26 0:00 ` Ada is almost useless " R.A.L Williams
[not found] ` <4h3q56$1vk@goanna.cs.rmit.EDU.AU>
[not found] ` <dewar.825635955@schonberg>
[not found] ` <826571250.140@assen.demon.co.uk>
[not found] ` <dewar.826634800@schonberg>
1996-03-21 0:00 ` John McCabe
1996-03-23 0:00 ` Side-effect arithmetic again [was: Ada ... in embedded systems] John G. Volan
1996-03-23 0:00 ` Robert Dewar
1996-03-25 0:00 ` Tucker Taft
1996-03-25 0:00 ` Robert A Duff
1996-03-25 0:00 ` Norman H. Cohen
1996-03-26 0:00 ` John G. Volan
1996-03-26 0:00 ` Robert A Duff
1996-03-26 0:00 ` Tore Joergensen
1996-03-27 0:00 ` John G. Volan
1996-03-27 0:00 ` John G. Volan
1996-03-28 0:00 ` Tucker Taft
1996-03-28 0:00 ` Robert Dewar
1996-03-29 0:00 ` Tucker Taft
1996-03-29 0:00 ` Tucker Taft
1996-03-27 0:00 ` John G. Volan
1996-03-29 0:00 ` Robert A Duff
1996-03-30 0:00 ` John G. Volan
1996-03-30 0:00 ` John G. Volan
1996-03-31 0:00 ` AdaWorks
1996-04-01 0:00 ` Robert A Duff
1996-03-26 0:00 ` Robert Dewar
1996-03-29 0:00 ` Robert I. Eachus
[not found] ` <RALW.96Feb28100925@vulcan.gmrc.gecm.com>
1996-03-15 0:00 ` Ada is almost useless in embedded systems Robert I. Eachus
1996-03-18 0:00 ` Alan Brain
[not found] ` <4ik5bm$ogg@dayuc.dayton.saic.com>
1996-03-18 0:00 ` Side-effect arithmetic again [was: Ada ... in embedded systems] Robert Dewar
1996-03-19 0:00 ` Jay Martin
1996-03-21 0:00 ` Robert I. Eachus
1996-03-19 0:00 ` Norman H. Cohen
[not found] ` <dirk.827148504@demokrit>
1996-03-18 0:00 ` Ada is almost useless in embedded systems David Weller
[not found] ` <dewar.825775334@schonberg>
[not found] ` <RALW.96Mar8113005@vulcan.gecm.com>
[not found] ` <4hv2fb$6ra@cville-srv.wam.umd.edu>
[not found] ` <4xybp895y6.fsf@leibniz.enst-bretagne.fr>
[not found] ` <3144CC40.33A0@escmail.orl.mmc.com>
[not found] ` <dewar.826604375@schonberg>
[not found] ` <3145FF2C.6139@escmail.orl.mmc.com>
[not found] ` <dewar.826829407@schonberg>
[not found] ` <31499D21.1DA6@escmail.orl.mmc.com>
1996-03-15 0:00 ` Bug or Limitation? (was: Ada is almost useless in embedded systems) Robert Dewar
1996-03-16 0:00 ` Ted Dennison
1996-03-20 0:00 ` Side-effect arithmetic again [was: Ada ... in embedded systems] Robert I. Eachus
1996-03-20 0:00 ` John G. Volan
1996-03-22 0:00 ` Alan Brain
1996-03-20 0:00 ` Robert A Duff
1996-03-21 0:00 ` Peter Hermann
1996-03-21 0:00 ` Robert Dewar
1996-03-25 0:00 ` Robert I. Eachus
1996-03-28 0:00 ` Mats Weber
1996-03-29 0:00 ` John G. Volan
1996-03-21 0:00 ` Geert Bosch
1996-03-26 0:00 ` Mats Weber
1996-03-16 0:00 ` Ada is almost useless in embedded systems Kevin Dalley
[not found] <9603131418.AA01642@eight-ball>
1996-03-15 0:00 ` Norman H. Cohen
1996-03-15 0:00 ` Robert Dewar
1996-03-18 0:00 ` Stephen Crawley
1996-03-18 0:00 ` Peter Hermann
1996-03-18 0:00 ` Robert Dewar
1996-03-19 0:00 ` Laurent Guerby
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