From: Allan Sandfeld Jensen <snowwolf@one2one-networks.com>
To: Andrew Pinski <pinskia@physics.uc.edu>
Cc: gcc@gcc.gnu.org
Subject: Re: GCC performance regression - up to 20% ?
Date: Wed, 24 Apr 2002 15:24:00 -0000 [thread overview]
Message-ID: <200204242329.08544.snowwolf@one2one-networks.com> (raw)
In-Reply-To: <9D7EA124-565E-11D6-B762-000393122612@physics.uc.edu>
On Tuesday 23 April 2002 04:05, Andrew Pinski wrote:
> On Monday, April 22, 2002, at 09:20 , Carlo Wood wrote:
> > On Mon, Apr 22, 2002 at 08:49:20PM -0400, Andrew Pinski wrote:
> >> And it was -O3 that included the inline optimization.
> >
> > Huh??
> > I am using the fact (I hope) that functions marked with 'inline'
> > or member functions that are defined inside their class declaration
> > are inlined already with -O.
> > Talking about real small functions here (accessors etc).
>
> Read the manual, under the -O3 option:
>
> Optimize yet more. `-O3' turns on all optimizations specified by `-O2'
> and also turns on the `-finline-functions' and `-frename-registers'
> options.
>
That inline is the "inline-optimization", ie. inlining function NOT declared
inline. Functions declared inline are inlined already at -O
next prev parent reply other threads:[~2002-04-24 21:28 UTC|newest]
Thread overview: 32+ messages / expand[flat|nested] mbox.gz Atom feed top
2002-04-20 18:13 Michel LESPINASSE
2002-04-21 3:41 ` Andreas Jaeger
2002-04-21 5:46 ` Jan Hubicka
2002-04-21 23:46 ` Michel LESPINASSE
2002-04-22 0:17 ` Andreas Jaeger
2002-04-22 17:42 ` Michel LESPINASSE
2002-04-22 18:20 ` Andrew Pinski
2002-04-22 18:30 ` Carlo Wood
2002-04-22 19:25 ` Andrew Pinski
2002-04-24 15:24 ` Allan Sandfeld Jensen [this message]
2002-04-22 7:11 ` Carlo Wood
2002-04-22 7:11 ` Falk Hueffner
2002-04-22 7:34 ` law
2002-04-22 8:23 ` Johannes Stezenbach
2002-04-22 1:47 ` Gerald Pfeifer
2002-04-22 14:33 ` GCC performance regression - its memset ! Michel LESPINASSE
2002-04-22 14:58 ` Jason R Thorpe
2002-04-22 15:27 ` Michel LESPINASSE
2002-04-22 16:59 ` Segher Boessenkool
2002-04-22 17:10 ` Richard Henderson
2002-04-22 17:13 ` Michel LESPINASSE
2002-04-22 17:39 ` Richard Henderson
2002-04-22 17:49 ` Michel LESPINASSE
2002-04-23 5:03 ` Falk Hueffner
2002-04-23 6:53 ` Andreas Schwab
2002-04-23 2:39 ` Jan Hubicka
2002-04-23 13:36 ` Michel LESPINASSE
2002-04-24 0:30 ` Jan Hubicka
2002-04-24 0:50 ` Jakub Jelinek
2002-04-24 1:00 ` Jan Hubicka
2002-04-24 3:32 ` Jan Hubicka
[not found] <20020421005718.GA16378@zoy.org.suse.lists.egcs>
[not found] ` <20020421113238.GC16602@atrey.karlin.mff.cuni.cz.suse.lists.egcs>
2002-04-21 7:58 ` GCC performance regression - up to 20% ? Andi Kleen
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