From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 6919 invoked by alias); 19 Dec 2002 23:11:48 -0000 Mailing-List: contact gcc-help@gcc.gnu.org; run by ezmlm Precedence: bulk List-Archive: List-Post: List-Help: Sender: gcc-owner@gcc.gnu.org Received: (qmail 6874 invoked from network); 19 Dec 2002 23:11:44 -0000 Received: from unknown (HELO nikam.ms.mff.cuni.cz) (195.113.18.106) by 209.249.29.67 with SMTP; 19 Dec 2002 23:11:44 -0000 Received: by nikam.ms.mff.cuni.cz (Postfix, from userid 16202) id E3F6E4DE86; Fri, 20 Dec 2002 00:11:34 +0100 (CET) Date: Thu, 19 Dec 2002 15:31:00 -0000 From: Jan Hubicka To: Richard Henderson , Jan Hubicka , Janis Johnson , gcc@gcc.gnu.org, rodrigc@attbi.com, bangerth@ticam.utexas.edu Subject: Re: patch that caused regression PR middle-end/8808 Message-ID: <20021219231134.GE23391@kam.mff.cuni.cz> References: <20021218141138.A31322@us.ibm.com> <20021219093753.GC16671@kam.mff.cuni.cz> <20021219181844.GA10293@redhat.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20021219181844.GA10293@redhat.com> User-Agent: Mutt/1.3.28i X-SW-Source: 2002-12/txt/msg01232.txt.bz2 > On Thu, Dec 19, 2002 at 10:37:53AM +0100, Jan Hubicka wrote: > > Yes, however I am not at all sure how this can be done. Fixed register, > > for instance can be used in the asm("xxx") in rare situations, so I > > really don't see how one can validate such things. > > We could have another array, along side FIXED and CALL_USED, > that was UNAVAILABLE. Errors would be issued for using asm > registers in this set. You mean defining new register array based on new target macro and do testing only when such macro exists? That sounds like a plan, I can implement it over the christmas. Honza > > > r~