From mboxrd@z Thu Jan 1 00:00:00 1970 From: Mark Knecht Subject: Re: Best gcc flags? Date: Fri, 22 Jan 2010 14:58:52 -0800 Message-ID: <5bdc1c8b1001221458j74d36fdbl3f154f8b539791dd@mail.gmail.com> References: <5bdc1c8b1001221054g406baa9cp226a478be7342c0e@mail.gmail.com> <520f0cf11001221409t2eda34e6kae393afde012d6fc@mail.gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: QUOTED-PRINTABLE Cc: RT To: John Kacur Return-path: Received: from mail-pz0-f190.google.com ([209.85.222.190]:59579 "EHLO mail-pz0-f190.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752837Ab0AVW6x convert rfc822-to-8bit (ORCPT ); Fri, 22 Jan 2010 17:58:53 -0500 Received: by pzk28 with SMTP id 28so424636pzk.4 for ; Fri, 22 Jan 2010 14:58:52 -0800 (PST) In-Reply-To: <520f0cf11001221409t2eda34e6kae393afde012d6fc@mail.gmail.com> Sender: linux-rt-users-owner@vger.kernel.org List-ID: On Fri, Jan 22, 2010 at 2:09 PM, John Kacur wrote: > On Fri, Jan 22, 2010 at 7:54 PM, Mark Knecht w= rote: >> Hi, >> =C2=A0 I've got a new Intel Core i5-661 machine that I'm loading Gen= too >> on. I wonder if anyone here has any strong opinion son the best gcc >> options for this sort of machine and specifically what makes for the >> best rt performance? >> > > AFAIK, there are no -rt specific requirements for gcc, just use what = you > would normally use. > > John > Yes that's my understanding also, but this is a brand new machine to me, Gentoo based where I can set all my gcc flags pretty easily, and for the Core i5-661 I'm not finding much info on what's recommended for gcc. -march=3Dnative? Or maybe use specific settings such as those for an i7? I'm just grasping around for ideas mostly. Thanks! - Mark -- To unsubscribe from this list: send the line "unsubscribe linux-rt-user= s" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html