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From: Oliver Bandel <oliver@first.in-berlin.de>
To: caml-list@yquem.inria.fr
Subject: Re: [Caml-list] [Benchmark] NBody
Date: Mon, 7 Feb 2005 23:57:42 +0100	[thread overview]
Message-ID: <20050207225742.GA473@first.in-berlin.de> (raw)
In-Reply-To: <4207C9D7.6000804@yahoo.fr>

On Mon, Feb 07, 2005 at 09:04:39PM +0100, sejourne_kevin wrote:
> Martin Jambon a écrit :
> >On Mon, 7 Feb 2005, Christophe TROESTLER wrote:
> >
> >
> >>Hi,
> >>
> >>For fun I have implemented an nbody simulation following
> >>http://shootout.alioth.debian.org/benchmark.php?test=nbody&lang=all&sort=cpu
> >>(code is attached).  I've compiled it with
> >>
> >> ocamlopt -o nbody.com -inline 3 -unsafe -ccopt -O2 nbody.ml
> >
> >
> >-inline 100 gives better results for me (around -25%)
> >This should be enough to beat Java :-p if you get the same improvement on
> >your side.
> Same for me, but "-ccopt -O2" don't change anything.


If using gcc, you have to use -O3 to enable inlining.

If using only -O2, inlining is not enabled automatically by the gcc.


Ciao,
   Oliver


  parent reply	other threads:[~2005-02-07 22:57 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 [this message]
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
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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