From owner-freebsd-chat Sat Jan 4 23:38: 9 2003 Delivered-To: freebsd-chat@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 2701937B401 for ; Sat, 4 Jan 2003 23:38:08 -0800 (PST) Received: from wantadilla.lemis.com (wantadilla.lemis.com [192.109.197.80]) by mx1.FreeBSD.org (Postfix) with ESMTP id 9AF1E43ED4 for ; Sat, 4 Jan 2003 23:38:06 -0800 (PST) (envelope-from grog@lemis.com) Received: by wantadilla.lemis.com (Postfix, from userid 1004) id 750895194F; Sun, 5 Jan 2003 18:08:04 +1030 (CST) Date: Sun, 5 Jan 2003 18:08:04 +1030 From: Greg 'groggy' Lehey To: Brett Glass Cc: Rahul Siddharthan , chat@FreeBSD.ORG Subject: Re: Bystander shot by a spam filter Message-ID: <20030105073804.GA72674@wantadilla.lemis.com> References: <4.3.2.7.2.20030104201251.029387d0@localhost> <4.3.2.7.2.20030104112015.026a5530@localhost> <4.3.2.7.2.20030104201251.029387d0@localhost> <4.3.2.7.2.20030104202908.03c3b100@localhost> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <4.3.2.7.2.20030104202908.03c3b100@localhost> User-Agent: Mutt/1.4i Organization: The FreeBSD Project Phone: +61-8-8388-8286 Fax: +61-8-8388-8725 Mobile: +61-418-838-708 WWW-Home-Page: http://www.FreeBSD.org/ X-PGP-Fingerprint: 9A1B 8202 BCCE B846 F92F 09AC 22E6 F290 507A 4223 Sender: owner-freebsd-chat@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.org On Saturday, 4 January 2003 at 20:31:52 -0700, Brett Glass wrote: > At 08:22 PM 1/4/2003, Rahul Siddharthan wrote: > >> So you disassembled and examined it? Or did you benchmark it? > > Actually, both. In heavy matrix math (with lots of determinants, > inversions, etc.), Intel beats GCC by a mile. Ditto on "bit-banging" > (bit manipulation, especially for graphics). Didn't disassemble the > code, though; just asked the compilers to output assembler. The > GCC output was so naive it made me wince. I'd be interested to see some examples. Greg -- See complete headers for address and phone numbers To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-chat" in the body of the message