From: malc <malc@pulsesoft.com>
To: caml-list@inria.fr
Subject: Re: [Caml-list] Benchmark: ref update vs argument passing
Date: Wed, 21 Nov 2001 01:35:53 +0300 (MSK) [thread overview]
Message-ID: <Pine.LNX.4.21.0111210134370.1494-100000@oyster> (raw)
In-Reply-To: <slrn9vku4v.qjj.qrczak@qrnik.zagroda>
On Tue, 20 Nov 2001, Marcin 'Qrczak' Kowalczyk wrote:
> Tue, 20 Nov 2001 16:11:27 +0100, Stefano Zacchiroli <zack@cs.unibo.it> pisze:
>
> > Are these tests realistic or I am missing something?
>
> IMHO they are too small to draw generic conclusions.
>
> You can compile with 'ocamlopt -S' and see the assembler output.
> This one looks yet better than use_arg (on Intel at least):
>
> let use_refs' time =
> let rif = ref 0 in
> for i = 0 to time - 1 do rif := !rif + 1 done;
> !rif
let use_refs' time =
let rif = ref 0 in
for i = 0 to pred time do incr rif done;
!rif
Sorry couldnt resist..
--
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next prev parent reply other threads:[~2001-11-20 22:38 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <9tdsbg$qjc$1@qrnik.zagroda>
2001-11-20 15:37 ` Marcin 'Qrczak' Kowalczyk
2001-11-20 22:35 ` malc [this message]
[not found] <9teme6$bn2$1@qrnik.zagroda>
2001-11-20 23:42 ` Marcin 'Qrczak' Kowalczyk
2001-11-21 0:20 ` malc
2001-11-20 15:11 Stefano Zacchiroli
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