Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id ; Tue, 4 Feb 2003 17:49:46 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id ; Tue, 4 Feb 2003 17:49:46 -0500 Received: from fep04-mail.bloor.is.net.cable.rogers.com ([66.185.86.74]:52102 "EHLO fep04-mail.bloor.is.net.cable.rogers.com") by vger.kernel.org with ESMTP id ; Tue, 4 Feb 2003 17:49:45 -0500 Message-ID: <3E4045D1.4010704@rogers.com> Date: Tue, 04 Feb 2003 17:59:29 -0500 From: Jeff Muizelaar User-Agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.2.1) Gecko/20021226 Debian/1.2.1-9 MIME-Version: 1.0 To: Andi Kleen CC: Linus Torvalds , linux-kernel@vger.kernel.org Subject: Re: gcc 2.95 vs 3.21 performance References: <1044385759.1861.46.camel@localhost.localdomain.suse.lists.linux.kernel> <200302041935.h14JZ69G002675@darkstar.example.net.suse.lists.linux.kernel> In-Reply-To: Content-Type: text/plain; charset=us-ascii; format=flowed Content-Transfer-Encoding: 7bit X-Authentication-Info: Submitted using SMTP AUTH PLAIN at fep04-mail.bloor.is.net.cable.rogers.com from [24.43.126.4] using ID at Tue, 4 Feb 2003 17:59:10 -0500 Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1312 Lines: 35 Andi Kleen wrote: >If you want small and fast use lcc. > >Unfortunately it's not completely free (some weird license), doesn't >really support real inline assembly and generates rather bad code compared >to gcc. > >I'm still looking forward to Open Watcom (http://www.openwatcom.org) - >they are near self hosting on Linux. The inline assembly is very VC++ style >though; very different from gcc and worse you have to write it in >Intel syntax. > >Another alternative would be TenDRA, but it also has no inline assembly >and it's C understanding can be only described as "fascist". > >If you don't care about free software you could also use the Intel >compiler, which seems to be often faster in compile time than gcc now >and can already compile kernels. > There is also tcc (http://fabrice.bellard.free.fr/tcc/) It claims to support gcc-like inline assembler, appears to be much smaller and faster than gcc. Plus it is GPL so the liscense isn't a problem either. Though, I am not really sure of the quality of code generated or of how mature it is. -Jeff - 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/