Athlon optimizations

Thomas T. Veldhouse veldy at veldy.net
Tue Nov 21 05:58:37 PST 2000


I wouldn't use -O3, but instead use -O.

Tom Veldhouse
veldy at veldy.net

----- Original Message -----
From: "Ainsley Pereira" <marble at linuxfromscratch.org>
To: <lfs-apps at linuxfromscratch.org>
Sent: Monday, November 20, 2000 1:01 PM
Subject: Athlon optimizations


> Just a quick warning to anyone compiling stuff after reading the
optimizations
> settings from www.athlonlinux.org - Some programs really do not like those
> settings. I've just completed LFS on my new Athlon, and packages like Perl
and
> file-utils had noticable problems with full optimizations. (eg. ls would
give a
> load of errors about not being able to find the files in the directory...)
>
> -O3 -mpentiumpro -march=pentiumpro
> seems safe, and I think -fomit-frame-pointer should be OK too. I suspect
> -malign-double personally, but I haven't tried all combinations.
>
> ~A.
>
> --
>  -----------------------------------------------------------
>    / Ainsley Pereira       /   aka Marble on Snowplains   /
>   /                       / telnet://snowplains.org:3456 /
>  ------------------------------------------------------------
>
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