From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 7285 invoked by alias); 7 Dec 2009 22:38:11 -0000 Received: (qmail 7275 invoked by uid 22791); 7 Dec 2009 22:38:11 -0000 X-SWARE-Spam-Status: No, hits=-1.8 required=5.0 tests=AWL,BAYES_00,SARE_MSGID_LONG40,SPF_HELO_PASS,SPF_PASS X-Spam-Check-By: sourceware.org Received: from smtp-out.google.com (HELO smtp-out.google.com) (216.239.33.17) by sourceware.org (qpsmtpd/0.43rc1) with ESMTP; Mon, 07 Dec 2009 22:38:05 +0000 Received: from spaceape13.eur.corp.google.com (spaceape13.eur.corp.google.com [172.28.16.147]) by smtp-out.google.com with ESMTP id nB7Mc3ZQ005679 for ; Mon, 7 Dec 2009 22:38:03 GMT Received: from ey-out-2122.google.com (eye22.prod.google.com [10.208.5.22]) by spaceape13.eur.corp.google.com with ESMTP id nB7MbvSg014243 for ; Mon, 7 Dec 2009 14:37:59 -0800 Received: by ey-out-2122.google.com with SMTP id 22so1262442eye.37 for ; Mon, 07 Dec 2009 14:37:57 -0800 (PST) MIME-Version: 1.0 Received: by 10.216.87.144 with SMTP id y16mr2482301wee.95.1260225476752; Mon, 07 Dec 2009 14:37:56 -0800 (PST) In-Reply-To: <4B1D7D18.80108@vmware.com> References: <20091203161906.7f7a6c06@redhat.com> <20091204173837.GD2891@adacore.com> <20091207133912.3e97099d@redhat.com> <20091207205641.GA30964@caradoc.them.org> <4B1D7D18.80108@vmware.com> Date: Mon, 07 Dec 2009 22:38:00 -0000 Message-ID: Subject: Re: [RFC] Add support for Renesas RX architecture From: Doug Evans To: Michael Snyder Cc: gdb-patches@sourceware.org Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable X-System-Of-Record: true X-IsSubscribed: yes Mailing-List: contact gdb-patches-help@sourceware.org; run by ezmlm Precedence: bulk List-Id: List-Subscribe: List-Archive: List-Post: List-Help: , Sender: gdb-patches-owner@sourceware.org X-SW-Source: 2009-12/txt/msg00109.txt.bz2 On Mon, Dec 7, 2009 at 2:09 PM, Michael Snyder wrote: > Daniel Jacobowitz wrote: >> >> On Mon, Dec 07, 2009 at 01:39:12PM -0700, Kevin Buettner wrote: >>> >>> The other cool thing about the prologue analyzer for this architecture >>> is that it shares its instruction decoder with the simulator and various >>> utilities in binutils. =A0The decoder returns symbolic values for the >>> instruction and operand types, making the code a lot cleaner than the >>> usual mask against a hex value with a comparison to another hex value. >> >> Awesome! =A0I've always wanted opcodes to do this. > > Absolutely! =A0Think how useful this could be for process record! Exactly. I plan to write, RSN 1/2 :-), a generator for cgen cpus. [To the extent that it makes sense to have the code/data in libopcodes, it can live there.]