From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 15868 invoked by alias); 13 May 2003 17:23:14 -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 15822 invoked from network); 13 May 2003 17:23:14 -0000 Received: from unknown (HELO mx1.redhat.com) (66.187.233.31) by sources.redhat.com with SMTP; 13 May 2003 17:23:14 -0000 Received: from int-mx1.corp.redhat.com (int-mx1.corp.redhat.com [172.16.52.254]) by mx1.redhat.com (8.11.6/8.11.6) with ESMTP id h4DHNEH05422; Tue, 13 May 2003 13:23:14 -0400 Received: from pobox.corp.redhat.com (pobox.corp.redhat.com [172.16.52.156]) by int-mx1.corp.redhat.com (8.11.6/8.11.6) with ESMTP id h4DHNDI23529; Tue, 13 May 2003 13:23:13 -0400 Received: from localhost.localdomain.redhat.com (vpn50-25.rdu.redhat.com [172.16.50.25]) by pobox.corp.redhat.com (8.11.6/8.11.6) with ESMTP id h4DHNAA26012; Tue, 13 May 2003 13:23:12 -0400 To: Joel Sherrill Cc: gcc@gcc.gnu.org Subject: Re: mcore-elf on 3.3 branch References: <3EBFDFB0.72DD73FC@OARcorp.com> From: Nick Clifton Date: Tue, 13 May 2003 17:23:00 -0000 In-Reply-To: <3EBFDFB0.72DD73FC@OARcorp.com> (Joel Sherrill's message of "Mon, 12 May 2003 12:53:52 -0500") Message-ID: User-Agent: Gnus/5.1001 (Gnus v5.10.1) Emacs/21.2 (gnu/linux) MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii X-SW-Source: 2003-05/txt/msg01333.txt.bz2 Hi Joel, > mcore-elf has a problem on the 3.3 branch. I currently have a > cc1 running with over 17 minutes CPU time on a 2.4 Ghz P4 > compiling _lshrdi3.o. Still investigating. Problem is in the second if-conversion pass. Applying the workaround patch below allows the compiler to build, (and possibly bootstrap, I have not checked). Cheers Nick 2003-05-13 Nick Clifton * config/mcore/mcore.h (OPTIMIZATION_OPTIONS): Disable second if-conversion pass. Index: gcc/config/mcore/mcore.h =================================================================== RCS file: /cvs/gcc/gcc/gcc/config/mcore/mcore.h,v retrieving revision 1.41.4.1 diff -c -3 -p -w -r1.41.4.1 mcore.h *** gcc/config/mcore/mcore.h 29 Apr 2003 14:31:53 -0000 1.41.4.1 --- gcc/config/mcore/mcore.h 13 May 2003 17:20:52 -0000 *************** extern const char * mcore_stack_incremen *** 194,199 **** --- 194,200 ---- { \ flag_no_function_cse = 1; \ flag_omit_frame_pointer = 1; \ + flag_if_conversion2 = 0; \ \ if (LEVEL >= 2) \ { \