From: Sven Vermeulen <swift@gentoo.org>
To: gentoo-dev@gentoo.org
Subject: Re: [gentoo-dev] -fbranch-probabilities optimisation
Date: Sat, 17 May 2003 13:43:04 +0200 [thread overview]
Message-ID: <20030517114304.GD2599@Daikan.pandora.be> (raw)
In-Reply-To: <20030517024911.GA6515@vaughan.foofalicious.com>
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On Sat, May 17, 2003 at 03:49:11AM +0100, Chris Davies wrote:
> I had the idea to build -fbranch-probabilities optimisation into portage.
> This is where a sample run of data is taken using the program compiled with
> -fprofile-arcs, and that data then used to reorganise the object code so
> conditional branches are layed out in a more efficient manner.
Why implement it in Portage? Isn't it up to the user to define it in the
CFLAGS or not?
Wkr,
Sven Vermeulen
--
Thanks to DRM, you know that something has been built in environment of
unspecified degree of security, from source you cannot check, written by
programmers you don't know, released after passing QA of unknown quality and
which is released under a license that disclaims any responsibility...
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next prev parent reply other threads:[~2003-05-17 11:42 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-05-17 2:49 [gentoo-dev] -fbranch-probabilities optimisation Chris Davies
2003-05-17 0:52 ` Anupam Kapoor
2003-05-17 23:28 ` Evan Powers
2003-05-17 7:24 ` David Nielsen
2003-05-17 11:43 ` Sven Vermeulen [this message]
2003-05-17 6:33 ` Werner Van Belle
2003-05-17 13:57 ` Sven Vermeulen
2003-05-17 14:13 ` Werner Van Belle
2003-05-17 16:00 ` Paul de Vrieze
2003-05-17 16:47 ` Chris Davies
2003-05-17 18:16 ` Paul de Vrieze
2003-05-18 9:23 ` Sven Vermeulen
2003-05-18 14:45 ` Chris Davies
2003-05-17 12:30 ` Matt Tucker
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