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[Caml-list] OCaml speed
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Date: 2001-10-17 (05:32)
From: Markus Mottl <markus@o...>
Subject: Re: [Caml-list] OCaml speed
Rolf Wester schrieb am Montag, den 15. Oktober 2001:
> ocaml. The sources I used are attached below.  Unfortunately I could
> not confirm the given cpu times which are 0.11 sec for gcc and 0.13
> for ocamlopt. My results on a Compaq Alpha True64 are 0.05 for cxx,
> 0.1 for g++ and 0.29 for ocamlopt. Does anybody have an idea what
> could be the reason for this inconsistency? Did I do anything wrong?

The Alpha/True64 is a completely different beast than an Intel/Linux
platform. The same holds for a comparison of cxx and g++. This may well
explain quite a lot.

> ocamlopt -o aa_ml unix.cmxa aa.ml

Try this instead:

  ocamlopt -unsafe -noassert -o aa_ml unix.cmxa aa.ml

This may squeeze out some cycles...

Markus Mottl

Markus Mottl                                             markus@oefai.at
Austrian Research Institute
for Artificial Intelligence                  http://www.oefai.at/~markus
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