From: Andrea Conti <alyf@alyf.net>
To: gentoo-user@lists.gentoo.org
Subject: Re: [gentoo-user] Re: -march=native is *EXTREMELY* conservative
Date: Sun, 18 Dec 2011 19:10:50 +0100 [thread overview]
Message-ID: <4EEE2CAA.3040309@alyf.net> (raw)
In-Reply-To: <jckg7m$cmn$1@dough.gmane.org>
> Could be. It could also be it's because of "-mfpmath=sse".
AFAIK most video decoders (outside of reference implementations) are
written using integer math only... -O3 is a much more likely candidate.
andrea
next prev parent reply other threads:[~2011-12-18 18:12 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-12-17 21:07 [gentoo-user] -march=native is *EXTREMELY* conservative Walter Dnes
2011-12-17 21:53 ` Dale
2011-12-17 21:58 ` [gentoo-user] " Nikos Chantziaras
2011-12-18 1:10 ` Walter Dnes
2011-12-18 10:34 ` Walter Dnes
2011-12-18 10:45 ` Nikos Chantziaras
2011-12-18 18:10 ` Andrea Conti [this message]
2011-12-19 0:05 ` [gentoo-user] A tale of computing thud and blunder Walter Dnes
2011-12-19 0:17 ` Dale
2011-12-19 5:41 ` Pandu Poluan
2011-12-19 6:15 ` Dale
2011-12-19 6:49 ` [gentoo-user] " Nikos Chantziaras
2011-12-19 7:21 ` Dale
2011-12-19 12:49 ` walt
2011-12-19 8:14 ` [gentoo-user] " Pandu Poluan
2011-12-19 16:37 ` Paul Hartman
2011-12-18 1:15 ` [gentoo-user] -march=native is *EXTREMELY* conservative Paul Hartman
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