From owner-freebsd-alpha@FreeBSD.ORG Mon Dec 20 12:14:03 2004 Return-Path: Delivered-To: freebsd-alpha@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id B394316A4CE for ; Mon, 20 Dec 2004 12:14:03 +0000 (GMT) Received: from mail.nerdshack.com (mail.nerdshack.com [206.123.69.134]) by mx1.FreeBSD.org (Postfix) with ESMTP id 12F8D43D31 for ; Mon, 20 Dec 2004 12:13:59 +0000 (GMT) (envelope-from rbyrnes@mailshack.com) Received: from cartman.mailshack.com (dialup-251.89.221.203.acc50-kent-syd.comindico.com.au [203.221.89.251]) (using TLSv1 with cipher DES-CBC3-SHA (168/168 bits)) (No client certificate requested) by mail.nerdshack.com (Postfix) with ESMTP id 2D1C68BC004; Mon, 20 Dec 2004 06:13:33 -0600 (CST) Message-Id: <6.1.2.0.2.20041215213217.026d9470@mail.nerdshack.com> X-Sender: rbyrnes@mail.nerdshack.com X-Mailer: QUALCOMM Windows Eudora Version 6.1.2.0 Date: Wed, 15 Dec 2004 21:42:18 +1100 To: freebsd-alpha@freebsd.org, Kirk Strauser From: Rob B In-Reply-To: <20041213205328.GA1546@dragon.nuxi.com> References: <200412131130.59807.kirk@strauser.com> <83229A4B-4D2E-11D9-9C15-000D93C47836@xcllnt.net> <20041213205328.GA1546@dragon.nuxi.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii"; format=flowed Subject: Re: Safe (but quick) GCC settings on a PC64 with 5.3? X-BeenThere: freebsd-alpha@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list List-Id: Porting FreeBSD to the Alpha List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 20 Dec 2004 12:14:03 -0000 At 07:53 AM 14/12/2004, David O'Brien wrote: >On Mon, Dec 13, 2004 at 09:43:34AM -0800, Marcel Moolenaar wrote: > > On Dec 13, 2004, at 9:30 AM, Kirk Strauser wrote: > > >I currently have these in my /etc/make.conf: > > > > > > CPUTYPE=ev45 > > > CFLAGS= -O -pipe -mieee > > > COPTFLAGS= -O -pipe > > > > I would start by raising the optimization level to 2 (as in -O2). This > > is our default now in -CURRENT and -STABLE and -CURRENT aren't really > >I would use "-O2 -fno-strict-aliasing" otherwise there can be problems >with ports. -ffast-math seems to make a difference to compile times on these (slow) boxes, and I haven't noticed any ill effects. But then again, I'm not doing any serious floating-point number crunching on my PC64. Rob -- I don't have a drinking problem... I drink, I get drunk, I fall down. No problem. This is random quote 601 of 1264. Distance from the centre of the brewing universe [15200.8 km (8207.8 mi), 262.8 deg](Apparent) Rennerian Public Key fingerprint = 6219 33BD A37B 368D 29F5 19FB 945D C4D7 1F66 D9C5