From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from lists.gentoo.org ([140.105.134.102] helo=robin.gentoo.org) by nuthatch.gentoo.org with esmtp (Exim 4.60) (envelope-from ) id 1Gisg4-00018m-Pa for garchives@archives.gentoo.org; Sat, 11 Nov 2006 13:13:45 +0000 Received: from robin.gentoo.org (localhost [127.0.0.1]) by robin.gentoo.org (8.13.8/8.13.8) with SMTP id kABDAAMP023615; Sat, 11 Nov 2006 13:10:10 GMT Received: from smtp21.poczta.onet.pl (smtp21.poczta.onet.pl [213.180.130.92]) by robin.gentoo.org (8.13.8/8.13.8) with ESMTP id kABDA9p8026608 for ; Sat, 11 Nov 2006 13:10:09 GMT Received: from smtp3k.poczta.onet.pl ([213.180.130.37]:17337 "EHLO smtp3k.poczta.onet.pl") by ps21.test.onet.pl with ESMTP id ; Sat, 11 Nov 2006 14:09:28 +0100 Received: from adr109.neoplus.adsl.tpnet.pl ([83.25.95.109]:24324 "EHLO [10.1.1.100]") by kps3.test.onet.pl with ESMTP id ; Sat, 11 Nov 2006 14:08:51 +0100 Message-ID: <4555CB4F.20008@pro.onet.pl> Date: Sat, 11 Nov 2006 14:08:31 +0100 From: Piotr Pruszczak User-Agent: Thunderbird 1.5.0.5 (Windows/20060719) Precedence: bulk List-Post: List-Help: List-Unsubscribe: List-Subscribe: List-Id: Gentoo Linux mail X-BeenThere: gentoo-amd64@gentoo.org Reply-to: gentoo-amd64@lists.gentoo.org MIME-Version: 1.0 To: gentoo-amd64@lists.gentoo.org Subject: [gentoo-amd64] x86 processor options for opteron 165 Content-Type: text/plain; charset=ISO-8859-2; format=flowed Content-Transfer-Encoding: 7bit X-Archives-Salt: 37a3d776-b17d-4cd4-97f9-fb39c393dee1 X-Archives-Hash: 2289840211244ba0e0680a84b2c35ad1 Hi, As I am now trying to check the x86 dist against amd64, I have just a serious question about CFLAGS="-march= ????? -O2 -pipe" WHAT should I put into ????? to have full optimizations under x86 distro? athlon-xp seems to NOT have a few features..and should I add msse msse2 msse3 and maybe some other features to USE flags ? my cpu is Opteron 165 (dual core) ----- PS - I just have to check some things, and will NOT dive into x86 only :) as I know I will have 30% better performance with x86_64 - BUT I need your advice ;)) regards, -- Piotr -- gentoo-amd64@gentoo.org mailing list