From: Jacques Garrigue <garrigue@kurims.kyoto-u.ac.jp>
To: aborquez@altavista.com
Cc: caml-list@inria.fr
Subject: Re: [Caml-list] partial function application perfomance
Date: Mon, 03 Dec 2001 10:11:38 +0900 [thread overview]
Message-ID: <20011203101138O.garrigue@kurims.kyoto-u.ac.jp> (raw)
In-Reply-To: <20011203001103.15717.cpmta@c016.snv.cp.net>
From: Arturo Borquez <aborquez@altavista.com>
> I've being doing some benchmarks, and one of my tests
> measures partial function application perfomance. I was
> surprised by results: 20+ times slower than a full
> function application. I expected a greater time but 20
> times is a lot more ... I've checked my program and
> seems ok, indeed the results were correct. Is this
> overhead normal to partial function applications?
Can you post your code?
If your function is small enough, full application may result in
inlining, and a null cost. If you succeded in having your partial
application have some cost (by doing something which prohibits
inlining), the ratio may be arbitrarily large!
Jacques Garrigue
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prev parent reply other threads:[~2001-12-03 1:12 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2001-12-03 0:11 Arturo Borquez
2001-12-03 1:11 ` Jacques Garrigue [this message]
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