From owner-freebsd-smp Wed Apr 23 21:35:08 1997 Return-Path: Received: (from root@localhost) by hub.freebsd.org (8.8.5/8.8.5) id VAA14901 for smp-outgoing; Wed, 23 Apr 1997 21:35:08 -0700 (PDT) Received: from Ilsa.StevesCafe.com (Ilsa.StevesCafe.com [205.168.119.129]) by hub.freebsd.org (8.8.5/8.8.5) with ESMTP id VAA14892 for ; Wed, 23 Apr 1997 21:35:03 -0700 (PDT) Received: from Ilsa.StevesCafe.com (localhost [127.0.0.1]) by Ilsa.StevesCafe.com (8.8.5/8.8.5) with ESMTP id WAA01042; Wed, 23 Apr 1997 22:34:57 -0600 (MDT) Message-Id: <199704240434.WAA01042@Ilsa.StevesCafe.com> X-Mailer: exmh version 2.0gamma 1/27/96 From: Steve Passe To: Bruce Albrecht cc: freebsd-smp@freebsd.org Subject: Re: FPU emulation still required? In-reply-to: Your message of "Wed, 23 Apr 1997 22:17:33 CDT." <199704240317.WAA00582@zuhause.mn.org> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Date: Wed, 23 Apr 1997 22:34:57 -0600 Sender: owner-smp@freebsd.org X-Loop: FreeBSD.org Precedence: bulk Hi, > Now that I've finally received my dual CPU ATX 1668, I'd like to get > SMP up and running. I noticed that some of the messages from the > beginning of the year said that FPU emulation was required because the > FPU registers weren't being saved properly. Is this still true? If > so, what sort of performance hit is there? although some people don't yet have a "warm fuzzy feeling" for the FPU code it does appear to be working. The main problem was identified as a missing lock release. float should be fine now... There is a current list of bugs at: http://www.freebsd.org/~fsmp/SMP/bugs.html -- Steve Passe | powered by smp@csn.net | Symmetric MultiProcessor FreeBSD