From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 32321 invoked by alias); 4 May 2004 01:14:46 -0000 Mailing-List: contact gcc-patches-help@gcc.gnu.org; run by ezmlm Precedence: bulk List-Archive: List-Post: List-Help: Sender: gcc-patches-owner@gcc.gnu.org Received: (qmail 32305 invoked from network); 4 May 2004 01:14:45 -0000 Received: from unknown (HELO mx2.redhat.com) (66.187.237.31) by sources.redhat.com with SMTP; 4 May 2004 01:14:45 -0000 Received: from int-mx2.corp.redhat.com (int-mx2.corp.redhat.com [172.16.27.26]) by mx2.redhat.com (8.12.10/8.12.10) with ESMTP id i441DixF010951; Mon, 3 May 2004 21:13:44 -0400 Received: from potter.sfbay.redhat.com (potter.sfbay.redhat.com [172.16.27.15]) by int-mx2.corp.redhat.com (8.11.6/8.11.6) with ESMTP id i441Eew07469; Mon, 3 May 2004 21:14:41 -0400 Received: from [172.16.25.141] (dhcp-172-16-25-141.sfbay.redhat.com [172.16.25.141]) by potter.sfbay.redhat.com (8.11.6/8.11.6) with ESMTP id i441EeC13960; Mon, 3 May 2004 18:14:40 -0700 Subject: Re: [PATCH] From: Eric Christopher To: Ulrich Weigand Cc: gcc-patches@gcc.gnu.org, uweigand@de.ibm.com In-Reply-To: <200405040111.DAA06848@faui1d.informatik.uni-erlangen.de> References: <200405040111.DAA06848@faui1d.informatik.uni-erlangen.de> Content-Type: text/plain Message-Id: <1083633277.32152.59.camel@dzur.sfbay.redhat.com> Mime-Version: 1.0 Date: Tue, 04 May 2004 02:05:00 -0000 Content-Transfer-Encoding: 7bit X-RedHat-Spam-Score: 0 X-SW-Source: 2004-05/txt/msg00149.txt.bz2 > Ah, because the call pattern is thought to clobber reg 0 .. 5 ! > Yes, this would explain a lot of weird behaviour. > > Since the core problem is that the TPF trace calls are *not* actual > calls as they don't clobber any reg except 1, your patch makes > perfect sense now. Right. This took way too long to figure out. :| > > > I thought that it wouldn't be guaranteed to have anything there going in > > here, but I can add the clobber. > > Please do; incomplete RTX semantics make me nervous ;-) > 'k. Done. -eric -- Eric Christopher