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To: gentoo-performance@g.o
From: Patrick Audley <paudley@...>
Subject: Re: best Gcc compilzation flags
Date: Tue, 30 Nov 2004 00:32:27 -0800
On Monday 29 November 2004 13:34, Ervin Németh wrote:
> Uwe Thiem wrote:
> > -funroll-loops isn't that good an idea because an unrolled loop might the
> > cache.

It's good on some things but definitely pessimises code on machines with 
smaller caches.  I can't resist a shameless plug for a script I have that 
benchmarks code (full applications even - like lame for mp3 encoding) using 
different cflags or gcc versions.

  http://blackcat.ca/lifeline/query.php?tag=BENCHGCC

  Best Wishes,
   Patrick.

-- 
"The axiom 'An honest man has nothing to fear from the police' is
currently under review by the Axiom Review Board" -- Terry Prachett,
"Men At Arms"
...
Patrick Audley                          paudley@...
Blackcat Systems                        http://blackcat.ca
             Bringing Elegance to Complexity

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References:
best Gcc compilzation flags
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Re: best Gcc compilzation flags
-- Uwe Thiem
Re: best Gcc compilzation flags
-- Ervin Németh
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Updated Jun 17, 2009

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