From: skaller <skaller@users.sourceforge.net>
To: David Brown <caml-list@davidb.org>
Cc: Ker Lutyn <ker527mail@yahoo.com>, caml-list <caml-list@inria.fr>
Subject: Re: [Caml-list] atomicity guarantees for threaded code
Date: 30 Oct 2004 12:36:06 +1000 [thread overview]
Message-ID: <1099103766.11063.314.camel@pelican.wigram> (raw)
In-Reply-To: <20041030020723.GA12611@old.davidb.org>
On Sat, 2004-10-30 at 12:07, David Brown wrote:
> I would argue that on a machine with 64-bit addresses, you can assume that
> 64-bit, aligned loads and stores will be atomic.
You can claim that this is the case a lot of the time.
But it isn't guarranteed by ISO C. To actually argue it
should be guarranteed you'd need to join WG14 and actually
propose it... :)
For Ocaml, you could ask Xavier ..
> There is just too much
> code that wouldn't work.
There is lots of code that actually *doesn't* work,
so this isn't much of an argument.. :)
I do agree I have been pushing the limits of imagination
playing Devil's Advocate .. you're probably right.
But that isn't a guarrantee.
--
John Skaller, mailto:skaller@users.sf.net
voice: 061-2-9660-0850,
snail: PO BOX 401 Glebe NSW 2037 Australia
Checkout the Felix programming language http://felix.sf.net
prev parent reply other threads:[~2004-10-30 2:36 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-10-29 16:39 Ker Lutyn
2004-10-29 21:50 ` [Caml-list] " David Brown
2004-10-29 23:54 ` skaller
2004-10-30 0:32 ` David Brown
2004-10-30 1:07 ` skaller
2004-10-30 2:07 ` David Brown
2004-10-30 2:36 ` skaller [this message]
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