From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 29100 invoked by alias); 3 Feb 2010 19:06:57 -0000 Received: (qmail 29092 invoked by uid 22791); 3 Feb 2010 19:06:56 -0000 X-SWARE-Spam-Status: No, hits=-1.7 required=5.0 tests=AWL,BAYES_00,SARE_MSGID_LONG40,SARE_SUB_OBFU_Q1,SPF_PASS X-Spam-Check-By: sourceware.org Received: from mail-ew0-f223.google.com (HELO mail-ew0-f223.google.com) (209.85.219.223) by sourceware.org (qpsmtpd/0.43rc1) with ESMTP; Wed, 03 Feb 2010 19:06:52 +0000 Received: by ewy23 with SMTP id 23so343287ewy.4 for ; Wed, 03 Feb 2010 11:06:50 -0800 (PST) MIME-Version: 1.0 Received: by 10.216.90.135 with SMTP id e7mr975wef.34.1265224009925; Wed, 03 Feb 2010 11:06:49 -0800 (PST) In-Reply-To: <20100203190334.GA17498@caradoc.them.org> References: <20100203040339.GA24984@lucon.org> <20100203135848.GA27938@caradoc.them.org> <6dc9ffc81002030605k6eadda3me45828f7c8c6a362@mail.gmail.com> <20100203142202.GB28951@caradoc.them.org> <6dc9ffc81002030634wd2976e5t2a42b639c455b850@mail.gmail.com> <20100203144626.GA31389@caradoc.them.org> <6dc9ffc81002030708n413c1784g3979207a08cdd9c7@mail.gmail.com> <6dc9ffc81002031059y428b0103q50409ce5745f7cd9@mail.gmail.com> <20100203190334.GA17498@caradoc.them.org> Date: Wed, 03 Feb 2010 19:06:00 -0000 Message-ID: <6dc9ffc81002031106i61e6c7ceh46c8eb2dda31812f@mail.gmail.com> Subject: Re: RFC: Support target specific qSupported From: "H.J. Lu" To: "H.J. Lu" , GDB Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable 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: 2010-02/txt/msg00088.txt.bz2 On Wed, Feb 3, 2010 at 11:03 AM, Daniel Jacobowitz w= rote: > On Wed, Feb 03, 2010 at 10:59:14AM -0800, H.J. Lu wrote: >> I am working x86 target descriptions. MMX is alias of ST. How do >> I do it? > > You have many options. =A0One is to never describe the MMX registers > explicitly. =A0Make them pseudo-registers. =A0This is how ARM NEON > single-precision registers work. I will give it a try. > Aren't they pseudos already? =A0You may not have to do anything > special. > x86 has ah, al, ax, eax, rax and will have xmm and ymm. Is there a way to support them, like (gdb) p $ax (gdb) p $ah Thanks. --=20 H.J.