From owner-freebsd-alpha Wed Mar 19 11:32: 5 2003 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 B431837B401; Wed, 19 Mar 2003 11:32:04 -0800 (PST) Received: from duke.cs.duke.edu (duke.cs.duke.edu [152.3.140.1]) by mx1.FreeBSD.org (Postfix) with ESMTP id E907F43FAF; Wed, 19 Mar 2003 11:32:03 -0800 (PST) (envelope-from gallatin@cs.duke.edu) Received: from grasshopper.cs.duke.edu (grasshopper.cs.duke.edu [152.3.145.30]) by duke.cs.duke.edu (8.12.8/8.12.8) with ESMTP id h2JJW3Rv028451 (version=TLSv1/SSLv3 cipher=EDH-RSA-DES-CBC3-SHA bits=168 verify=NO); Wed, 19 Mar 2003 14:32:03 -0500 (EST) Received: (from gallatin@localhost) by grasshopper.cs.duke.edu (8.11.6/8.9.1) id h2JJVw002430; Wed, 19 Mar 2003 14:31:58 -0500 (EST) (envelope-from gallatin@cs.duke.edu) From: Andrew Gallatin MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Message-ID: <15992.50606.275974.241571@grasshopper.cs.duke.edu> Date: Wed, 19 Mar 2003 14:31:58 -0500 (EST) To: David Schultz Cc: alpha@FreeBSD.ORG Subject: Re: making -mieee the default In-Reply-To: <20030319191937.GA1678@HAL9000.homeunix.com> References: <20030319191937.GA1678@HAL9000.homeunix.com> X-Mailer: VM 6.75 under 21.1 (patch 12) "Channel Islands" XEmacs Lucid Sender: owner-freebsd-alpha@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.org David Schultz writes: > As discussed in the thread "HEADS UP: Don't upgrade your Alphas!", > I would like to make the -mieee option to gcc the default, since > lots of floating point stuff breaks without it. Alpha hardware > doesn't support IEEE FP, so there is a performance penalty > associated with this; when a floating point value x *might* be > NaN, the compiler inserts explicit logic to generate a trap only > if appropriate. (It seems to use cmpt??/su most of the time). I > just wanted to check if there were any objections before moving > forward. > Please go for it. On an unrelated note, can somebody reboot beast so that it stops complaining multiple times/second: beast kernel: devstat_end_transaction: HELP!! busy_count for da1 is < 0 (-1)! Drew To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-alpha" in the body of the message