From mboxrd@z Thu Jan 1 00:00:00 1970 Received: with ECARTIS (v1.0.0; list linux-mips); Thu, 29 Sep 2005 12:31:48 +0100 (BST) Received: from mail.timesys.com ([65.117.135.102]:43490 "EHLO exchange.timesys.com") by ftp.linux-mips.org with ESMTP id S8133635AbVI2Lb2 (ORCPT ); Thu, 29 Sep 2005 12:31:28 +0100 Received: from [192.168.2.27] ([192.168.2.27]) by exchange.timesys.com with Microsoft SMTPSVC(5.0.2195.6713); Thu, 29 Sep 2005 07:29:14 -0400 Message-ID: <433BD08E.1020402@timesys.com> Date: Thu, 29 Sep 2005 07:31:26 -0400 From: Greg Weeks User-Agent: Mozilla Thunderbird 1.0.6 (X11/20050716) X-Accept-Language: en-us, en MIME-Version: 1.0 To: linux-mips@linux-mips.org Subject: Re: Floating point performance References: <6EC3F44BE5E6B742BE3EBC3465525944096814@emea-exchange3.emea.dps.local> In-Reply-To: <6EC3F44BE5E6B742BE3EBC3465525944096814@emea-exchange3.emea.dps.local> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit X-OriginalArrivalTime: 29 Sep 2005 11:29:14.0406 (UTC) FILETIME=[053A5460:01C5C4E9] Return-Path: X-Envelope-To: <"|/home/ecartis/ecartis -s linux-mips"> (uid 0) X-Orcpt: rfc822;linux-mips@linux-mips.org Original-Recipient: rfc822;linux-mips@linux-mips.org X-archive-position: 9074 X-ecartis-version: Ecartis v1.0.0 Sender: linux-mips-bounce@linux-mips.org Errors-to: linux-mips-bounce@linux-mips.org X-original-sender: greg.weeks@timesys.com Precedence: bulk X-list: linux-mips Ulrich Eckhardt wrote: >(Sorry if this mail is garbled, I'm forced to use a sub-par client) > >Matej Kupljen wrote: > > >>I've built soft float toolchain (with crosstool) and then build >>MPlayer with it. The performance is very low. I cannot even play the >>mp3 file with MPlayer on DBAU1200 with 400MHz CPU! >> >> >[...] > > >>Any other suggestions? >> >> > >I'm not sure what you are doing, but if you only want to play music, I'd use Ogg Vorbis instead, which has a decoder that only uses integer arithmetic for exactly the case of FPU-less machines and the Au1200. I could also imagine an MP3 decoder written for integer only being written somewhere, but I don't know anything about it. > > mpg123 had a version of the libs for OS-9 that used integer ops only. It was in contributions and not the mainline and I don't know how difficult it would be to get it running on Linux. It's a dead project now anyway. Greg Weeks