Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S269354AbTGOSKc (ORCPT ); Tue, 15 Jul 2003 14:10:32 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S269412AbTGOSKb (ORCPT ); Tue, 15 Jul 2003 14:10:31 -0400 Received: from mail3.iserv.net ([204.177.184.153]:48054 "EHLO mail3.iserv.net") by vger.kernel.org with ESMTP id S269354AbTGOSK0 (ORCPT ); Tue, 15 Jul 2003 14:10:26 -0400 Message-ID: <3F1446E9.8040409@didntduck.org> Date: Tue, 15 Jul 2003 14:24:41 -0400 From: Brian Gerst User-Agent: Mozilla/5.0 (Windows; U; WinNT4.0; en-US; rv:1.4) Gecko/20030624 X-Accept-Language: en-us, en MIME-Version: 1.0 To: Luciano Miguel Ferreira Rocha CC: linux-kernel@vger.kernel.org Subject: Re: Interrupt doesn't make it to the 8259 on a ASUS P4PE mobo References: <3F14348B.4050606@didntduck.org> <20030715175909.GA17226@lsd.di.uminho.pt> In-Reply-To: <20030715175909.GA17226@lsd.di.uminho.pt> Content-Type: text/plain; charset=us-ascii; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 652 Lines: 20 Luciano Miguel Ferreira Rocha wrote: > On Tue, Jul 15, 2003 at 01:06:19PM -0400, Brian Gerst wrote: > >>Use HZ/2 instead. GCC doesn't optimize floating point constants to the >>same degree it does integers, because it doesn't know what mode >>(rounding, precision) the FPU is in. > > > Isn't (HZ >> 1) better? Same thing. GCC knows that division by a power of 2 is just a shift. -- Brian Gerst - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/