Date: Tue, 5 Apr 2005 09:46:14 +0200 From: Bachelier Vincent <vincent_bachelier@yahoo.fr> To: "Conrad J. Sabatier" <conrads@cox.net> Cc: freebsd-questions@freebsd.org Subject: Re: AMD64 optimization on FreeBSD 5.4 i386 Message-ID: <20050405074614.GD10950@localhost> In-Reply-To: <20050404065400.5df59456@dolphin.local.net> References: <20050404073532.GA13922@localhost> <20050404065400.5df59456@dolphin.local.net>
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Ok, I have found the solution CFLAGS += -march=k8 and use pkgtools.conf for certain application that doesn't support it. gcc32 gcc33 fr-openoffice ... doesn't the nvidia driver works on amd64 version of freebsd ? ok see ya Le Mon, Apr 04, 2005 at 06:54:00AM -0500, Conrad J. Sabatier a écrit: > From: "Conrad J. Sabatier" <conrads@cox.net> > Cc: freebsd-questions@freebsd.org > To: Bachelier Vincent <vincent_bachelier@yahoo.fr> > Date: Mon, 4 Apr 2005 06:54:00 -0500 > Subject: Re: AMD64 optimization on FreeBSD 5.4 i386 > > On Mon, 4 Apr 2005 09:35:32 +0200, Bachelier Vincent > <vincent_bachelier@yahoo.fr> wrote: > > > Hi, I have a AMD64 and use FreeBSD 5.4 i386. > > Why aren't you using the amd64 version of FreeBSD? > > > I have set CPUTYPE=k8 to optimize a little for my computer. > > I have seen they set march=athlon-mp when it compile something. > > I you were running amd64, you could use CPUTYPE=athlon64. > > > Ok, I have see they is a difference between march=k8 and > > march=athlon-mp > > > > Have a idea ? > > Yes, download the ISO for amd64 and install it. :-) > > > Does I compile with march=k8 under cflags ? > > for example: CFLAGS=-O2 -march=k8 -pipe > > CXXFLAGS=$CFLAGS > > I think the CXXFLAGS setting is unnecessary, as this will happen by > default. > > > Well, what do you think ? > > I think you should be running amd64. :-) > > > could I optimize more than CPUTYPE=k8 ? > > Yes. See above. :-) > > Seriously, though, the amd64 version of FreeBSD is quite stable and > usable, and would allow you to take full advantage of your machine's > 64-bit architecture. Why settle for less? > > -- > Conrad J. Sabatier <conrads@cox.net> -- "In Unix veritas" -- Vincent Bachelier <vincent_bachelier@yahoo.fr> Language : Francais / English Societ(e/y) : Solintech - http://www.solintech.fr - Serveurs linux Citation (fortune): The trouble with being punctual is that people think you have nothing more important to do.
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