From: Daniel Phillips <phillips@bonn-fries.net>
To: "Alexander V. Bilichenko" <dmor@7ka.mipt.ru>,
<linux-kernel@vger.kernel.org>
Subject: Re: GCC3.0 Produce REALLY slower code!
Date: Mon, 25 Jun 2001 01:19:06 +0200 [thread overview]
Message-ID: <0106250119060G.00430@starship> (raw)
In-Reply-To: <001301c0fcff$47c05160$d55355c2@microsoft>
In-Reply-To: <001301c0fcff$47c05160$d55355c2@microsoft>
On Monday 25 June 2001 00:44, Alexander V. Bilichenko wrote:
> Hello All!
> Some tests that I have recently check out.
> kernel compiled with 3.0 (2.4.5) function call: 1000000 iteration. 3%
> slower than 2.95.
> test example - hash table add/remove - 4% slower (compiled both
> with -O2 -march=i686).
> Why have this version been released?
> Best regards,
> Alexander mailto:dmor@7ka.mipt.ru
Err, thanks for the benchmarks, but how does this qualify as 'really' slower?
Disassemblies of the inner loops would be very informative.
--
Daniel
next prev parent reply other threads:[~2001-06-24 23:16 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2001-06-24 22:44 GCC3.0 Produce REALLY slower code! Alexander V. Bilichenko
2001-06-24 22:48 ` Rik van Riel
2001-06-24 23:46 ` Luigi Genoni
2001-06-25 9:33 ` Thomas Pornin
2001-06-24 23:19 ` Daniel Phillips [this message]
2001-06-25 9:16 ` Matthias Andree
2001-06-25 11:31 ` Alexander V. Bilichenko
[not found] <Pine.LNX.4.21.0106251339370.13095-100000@rudy.mif.pg.gda.pl>
2001-06-25 11:53 ` Alexander V. Bilichenko
2001-06-25 23:30 ` Hacksaw
2001-06-26 0:29 ` Alexander V. Bilichenko
2001-06-26 1:21 ` Hacksaw
2001-06-26 7:40 ` Thomas Pornin
2001-06-26 8:18 ` Hacksaw
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