From: skaller <skaller@users.sourceforge.net>
To: Ville-Pertti Keinonen <will@exomi.com>
Cc: "Will M. Farr" <farr@MIT.EDU>,
"O'Caml Mailing List" <caml-list@inria.fr>,
Christophe TROESTLER <Christophe.Troestler@umh.ac.be>
Subject: Re: [Caml-list] [Benchmark] NBody
Date: 09 Feb 2005 03:36:22 +1100 [thread overview]
Message-ID: <1107880582.5022.114.camel@pelican.wigram> (raw)
In-Reply-To: <1107857459.654.29.camel@localhost>
On Tue, 2005-02-08 at 21:10, Ville-Pertti Keinonen wrote:
> On Tue, 2005-02-08 at 20:37 +1100, skaller wrote:
> > But the types in your record are mutable, and so it can't
> > possibly work.
> >
> > In particular, given two arrays of a record type R containing
> > a mutable field M, the arrays MUST uses boxes or modifications
> > to M in a shared record wouldn't be shared.
>
> You're apparently talking about an array of records (which obviously
> contains pointers to the records), but the issue (I think) was the
> records themselves, which store floats unboxed if they contain nothing
> else.
Yes, you're right. In the problem, just one level of indirection
wouldn't hurt as much as the numbers seem to indicate.
--
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
next prev parent reply other threads:[~2005-02-08 16:36 UTC|newest]
Thread overview: 35+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-02-07 18:57 Christophe TROESTLER
2005-02-07 19:16 ` [Caml-list] " Will M. Farr
2005-02-07 19:36 ` Christophe TROESTLER
2005-02-07 19:55 ` Will M. Farr
2005-02-08 10:34 ` Olivier Andrieu
2005-02-08 10:52 ` Micha
2005-02-07 20:16 ` Markus Mottl
2005-02-07 19:37 ` Martin Jambon
2005-02-07 19:46 ` Christophe TROESTLER
2005-02-07 20:22 ` Martin Jambon
2005-02-07 20:04 ` sejourne_kevin
2005-02-07 20:32 ` Robert Roessler
2005-02-07 22:57 ` Oliver Bandel
2005-02-08 1:29 ` skaller
2005-02-08 1:48 ` Will M. Farr
2005-02-08 9:01 ` Ville-Pertti Keinonen
2005-02-08 9:37 ` skaller
2005-02-08 10:10 ` Ville-Pertti Keinonen
2005-02-08 16:36 ` skaller [this message]
2005-02-08 12:04 ` Marcin 'Qrczak' Kowalczyk
2005-02-08 17:06 ` skaller
2005-02-08 10:25 ` Xavier Leroy
2005-02-08 18:34 ` skaller
2005-02-08 10:43 ` Xavier Leroy
2005-02-08 11:26 ` Ville-Pertti Keinonen
2005-02-08 15:59 ` Florian Hars
2005-02-13 16:40 ` Christoph Bauer
2005-02-13 18:13 ` Christophe TROESTLER
2005-02-24 22:18 ` NBody (one more question) Christophe TROESTLER
2005-02-25 17:06 ` [Caml-list] " John Carr
2005-02-25 17:17 ` Christophe TROESTLER
2005-02-26 16:08 ` John Carr
2005-02-25 17:24 ` Ken Rose
2005-02-25 17:42 ` Oliver Bandel
2005-02-25 17:57 ` Xavier Leroy
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