From owner-freebsd-current@FreeBSD.ORG Wed Aug 31 03:01:29 2011 Return-Path: Delivered-To: freebsd-current@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 2529B106564A for ; Wed, 31 Aug 2011 03:01:29 +0000 (UTC) (envelope-from dieterbsd@engineer.com) Received: from mailout-us.gmx.com (mailout-us.gmx.com [74.208.5.67]) by mx1.freebsd.org (Postfix) with SMTP id E92098FC19 for ; Wed, 31 Aug 2011 03:01:28 +0000 (UTC) Received: (qmail 26537 invoked by uid 0); 31 Aug 2011 03:01:27 -0000 Received: from 67.206.185.102 by rms-us009.v300.gmx.net with HTTP Content-Type: text/plain; charset="utf-8" Date: Tue, 30 Aug 2011 23:01:26 -0400 From: "Dieter BSD" Message-ID: <20110831030127.227920@gmx.com> MIME-Version: 1.0 To: freebsd-performance@freebsd.org,freebsd-current@freebsd.org X-Authenticated: #74169980 X-Flags: 0001 X-Mailer: GMX.com Web Mailer x-registered: 0 Content-Transfer-Encoding: 8bit X-GMX-UID: NZJof30xy1u0cEqNWWwn1NVsZ2hlNwr0 X-Mailman-Approved-At: Wed, 31 Aug 2011 03:07:40 +0000 Cc: Subject: question for GPGPU users (was: PHORONIX: OpenCL, ...) X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 31 Aug 2011 03:01:29 -0000 Question for GPGPU users: How important are denormalized floats to GPGPU? (when the number is so small that it can't be normalized with the smallest possible exponent) The graphics people don't care, just round it.  Do the GPGPU people care? (This is for the Open Graphics Project, which is designing a GPU that will be documented, and thus usable.)