From owner-freebsd-questions@FreeBSD.ORG Thu Sep 3 13:00:52 2009 Return-Path: Delivered-To: freebsd-questions@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id D1E851065676 for ; Thu, 3 Sep 2009 13:00:52 +0000 (UTC) (envelope-from bennett@cs.niu.edu) Received: from mp.cs.niu.edu (mp.cs.niu.edu [131.156.145.41]) by mx1.freebsd.org (Postfix) with ESMTP id 90A018FC1F for ; Thu, 3 Sep 2009 13:00:52 +0000 (UTC) Received: from mp.cs.niu.edu (bennett@localhost [127.0.0.1]) by mp.cs.niu.edu (8.14.3/8.14.3) with ESMTP id n83D0aWO013597 for ; Thu, 3 Sep 2009 08:00:36 -0500 (CDT) Date: Thu, 3 Sep 2009 08:00:36 -0500 (CDT) From: Scott Bennett Message-Id: <200909031300.n83D0aJj013596@mp.cs.niu.edu> To: freebsd-questions@freebsd.org Subject: cc -march questions X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 03 Sep 2009 13:00:52 -0000 What exactly does "cc -march=prescott" enable cc to do? Does it include instruction scheduling for the pipeline structure of the Prescott CPUs? Does it include other options, e.g., "-mmmx -msse -msse2 -msse3"? Thanks in advance for any information on the above! Scott Bennett, Comm. ASMELG, CFIAG ********************************************************************** * Internet: bennett at cs.niu.edu * *--------------------------------------------------------------------* * "A well regulated and disciplined militia, is at all times a good * * objection to the introduction of that bane of all free governments * * -- a standing army." * * -- Gov. John Hancock, New York Journal, 28 January 1790 * **********************************************************************