From owner-freebsd-current@FreeBSD.ORG Wed May 25 06:03:41 2005 Return-Path: X-Original-To: freebsd-current@freebsd.org Delivered-To: freebsd-current@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 450CB16A41C for ; Wed, 25 May 2005 06:03:41 +0000 (GMT) (envelope-from noackjr@alumni.rice.edu) Received: from smtp817.mail.sc5.yahoo.com (smtp817.mail.sc5.yahoo.com [66.163.170.3]) by mx1.FreeBSD.org (Postfix) with SMTP id 9B93743D1F for ; Wed, 25 May 2005 06:03:40 +0000 (GMT) (envelope-from noackjr@alumni.rice.edu) Received: from unknown (HELO optimator.noacks.org) (noacks@swbell.net@70.240.205.64 with login) by smtp817.mail.sc5.yahoo.com with SMTP; 25 May 2005 06:03:39 -0000 Received: from localhost (localhost [127.0.0.1]) by optimator.noacks.org (Postfix) with ESMTP id EA87C6141; Wed, 25 May 2005 01:03:37 -0500 (CDT) Received: from optimator.noacks.org ([127.0.0.1]) by localhost (optimator.noacks.org [127.0.0.1]) (amavisd-new, port 10024) with LMTP id 00635-08; Wed, 25 May 2005 01:03:35 -0500 (CDT) Received: from compgeek.noacks.org (compgeek [192.168.1.10]) by optimator.noacks.org (Postfix) with ESMTP id 85A7C60D2; Wed, 25 May 2005 01:03:35 -0500 (CDT) Received: from [127.0.0.1] (localhost [127.0.0.1]) by compgeek.noacks.org (8.13.3/8.13.3) with ESMTP id j4P63WqZ037940; Wed, 25 May 2005 01:03:32 -0500 (CDT) (envelope-from noackjr@alumni.rice.edu) Message-ID: <4294152C.2000506@alumni.rice.edu> Date: Wed, 25 May 2005 01:03:24 -0500 From: Jonathan Noack User-Agent: Mozilla Thunderbird 1.0.2 (X11/20050428) X-Accept-Language: en-us, en MIME-Version: 1.0 To: obrien@freebsd.org References: <20050518051111.GA33262@Athena.infor.org> <20050520164349.GD6982@dragon.NUXI.org> <428E1815.8080500@samsco.org> <200505221453.44007.peter@wemm.org> <429105D8.6000106@samsco.org> <20050523021527.GA62693@dragon.NUXI.org> <42914448.5020505@samsco.org> <20050524144444.GA29113@dragon.NUXI.org> In-Reply-To: <20050524144444.GA29113@dragon.NUXI.org> X-Enigmail-Version: 0.91.0.0 OpenPGP: id=991D8195; url=http://www.noacks.org/cert/noackjr.asc Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="------------enigD5C7118981B60F7E264E5E33" X-Virus-Scanned: amavisd-new at noacks.org Cc: freebsd-current@freebsd.org, David Gurvich Subject: Re: Newest loader from CVS not working X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list Reply-To: noackjr@alumni.rice.edu List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 25 May 2005 06:03:41 -0000 This is an OpenPGP/MIME signed message (RFC 2440 and 3156) --------------enigD5C7118981B60F7E264E5E33 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit On 05/24/05 09:44, David O'Brien wrote: > On Sun, May 22, 2005 at 08:47:36PM -0600, Scott Long wrote: >>David O'Brien wrote: >>>On Sun, May 22, 2005 at 04:21:12PM -0600, Scott Long wrote: >>>>>What I fixed was an amd64 build problem. The thread starter here was >>>>>talking about pentium-m builds, so I assume its i386 in this case. >>>> >>>>Yes, the threads jumped back and forth between people experiencing >>>>problems with non-default CFLAGS <..snip..> >>> >>>I've heard those problems on and off for a year now - with no one >>>experiencing the problem spending sufficient effort to provide a decent >>>analysis of the issue. >> >>Re-read the threads. There is a lot of good analysis on how gcc was >>emitting SSE instructions. > > I don't see how that could be the case: > > RCS file: /home/ncvs/src/sys/boot/i386/Makefile.inc,v > .. > ---------------------------- > revision 1.10 > date: 2005/03/15 18:43:36; author: obrien; state: Exp; lines: +2 -1 > Ensure GCC does not use FP registers in integer code. > I think all we really need is -fno-sse2. > I really don't like cluttering up the compiler invocation, > but this bigger hammer will fix reported problems for now. > ---------------------------- > diff -u -u -0 -r1.9 -r1.10 > --- Makefile.inc 9 Feb 2004 14:11:55 -0000 1.9 > +++ Makefile.inc 15 Mar 2005 18:43:36 -0000 1.10 > @@ -8 +8,2 @@ > -CFLAGS+= -ffreestanding -mpreferred-stack-boundary=2 > +CFLAGS+= -ffreestanding -mpreferred-stack-boundary=2 \ > + -mno-mmx -mno-3dnow -mno-sse -mno-sse2 > > An _analysis_ would be someone experiencing a problem clearly showing > SSE[2] instructions in their .s files. Along with figuring out why the > above flags didn't handle the issue. Also telling the results of trying > CPUTYPE={,i486,pentium,pentium-pro,pentium3m,pentium4,pentium4m} > (or ,i486,pentium,k6,k6-2,athlon,athlon-xp). In case someone doesn't know how to get at the .s files, here's a brief description from David and my response: http://lists.freebsd.org/pipermail/freebsd-current/2004-November/042127.html 5.4-RELEASE works perfectly for me, so my issue was fixed by the commit in March. Thanks! -- Jonathan Noack | noackjr@alumni.rice.edu | OpenPGP: 0x991D8195 --------------enigD5C7118981B60F7E264E5E33 Content-Type: application/pgp-signature; name="signature.asc" Content-Description: OpenPGP digital signature Content-Disposition: attachment; filename="signature.asc" -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.1 (FreeBSD) iD8DBQFClBU0UFz01pkdgZURAq3yAKCxtHPBRS0dB7wCLm9rr33HhYUX5ACguO+B 4fv+Uwe3l9ud4Po3/4ARt94= =Nxo2 -----END PGP SIGNATURE----- --------------enigD5C7118981B60F7E264E5E33--