From: Xavier Leroy <Xavier.Leroy@inria.fr>
To: Alexey Nogin <nogin@cs.cornell.edu>
Cc: caml-list@inria.fr, Jason Hickey <jyh@cs.cornell.edu>,
Alexei Kopylov <kopylov@cs.cornell.edu>,
Paul Stodghill <stodghil@cs.cornell.edu>
Subject: Re: Upgrade from OCaml 2.01 to OCaml 2.02 made things _slower_!
Date: Tue, 6 Apr 1999 09:53:13 +0200 [thread overview]
Message-ID: <19990406095313.18278@pauillac.inria.fr> (raw)
In-Reply-To: <37096C42.1659E46B@CS.Cornell.EDU>; from Alexey Nogin on Mon, Apr 05, 1999 at 10:06:59PM -0400
> I tried backing up allocation coalescing (by backing up changes 1.8
> -> 1.9 and 1.10 -> 1.11 of asmcomp/senectgen.ml), but that only
> increased the number of memory accesses.
I'm not surprised that allocation coalescing reduces the number of
memory accesses, indeed.
> Do you have another guess
> what else was changed between 2.01 and 2.02 that could have caused
> the increase of the number of memory accesses?
Some library functions (on which your code may depend) have been
reimplemented differently, most notably Printf.sprintf. That's all I
can see.
- Xavier Leroy
next prev parent reply other threads:[~1999-04-06 16:31 UTC|newest]
Thread overview: 25+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <Xavier.Leroy@inria.fr>
1999-03-05 10:41 ` Objective Caml 2.02 Xavier Leroy
1999-03-05 13:34 ` Camlp4 2.02 Daniel de Rauglaudre
1999-03-05 15:11 ` Objective Caml 2.02 Pierpaolo Bernardi
1999-03-05 19:59 ` doligez
1999-03-11 3:06 ` Upgrade from OCaml 2.01 to OCaml 2.02 made things _slower_! Alexey Nogin
1999-03-11 9:44 ` Xavier Leroy
1999-03-11 23:59 ` Alexey Nogin
1999-03-13 13:40 ` Anton Moscal
1999-03-24 4:20 ` Alexey Nogin
1999-03-26 11:49 ` Anton Moscal
1999-04-06 2:06 ` Alexey Nogin
1999-04-06 7:53 ` Xavier Leroy [this message]
1999-03-11 23:42 ` List.filter in Ocaml 2.02 Alexey Nogin
1999-03-12 10:10 ` Wolfram Kahl
1999-03-12 18:18 ` Alexey Nogin
1999-03-13 2:43 ` David Monniaux
1999-03-12 17:01 ` Jean-Francois Monin
1999-03-12 18:41 ` Alexey Nogin
[not found] ` <199903121011.LAA27611@lsun565.lannion.cnet.fr>
1999-03-12 18:37 ` Alexey Nogin
1999-03-15 9:06 ` Jean-Francois Monin
1999-03-06 0:27 Sort.array easily degenerates Markus Mottl
1999-03-09 10:44 ` Xavier Leroy
1999-03-09 23:03 ` doligez
1999-03-10 13:58 ` Xavier Leroy
1999-03-10 0:28 ` Markus Mottl
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