From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 2402 invoked by alias); 23 Jan 2003 03:06:00 -0000 Mailing-List: contact gcc-prs-help@gcc.gnu.org; run by ezmlm Precedence: bulk List-Archive: List-Post: List-Help: Sender: gcc-prs-owner@gcc.gnu.org Received: (qmail 2387 invoked by uid 71); 23 Jan 2003 03:06:00 -0000 Date: Thu, 23 Jan 2003 03:06:00 -0000 Message-ID: <20030123030600.2386.qmail@sources.redhat.com> To: nobody@gcc.gnu.org Cc: gcc-prs@gcc.gnu.org, From: sayle@gcc.gnu.org Subject: optimization/8423 Reply-To: sayle@gcc.gnu.org X-SW-Source: 2003-01/txt/msg01317.txt.bz2 List-Id: The following reply was made to PR optimization/8423; it has been noted by GNATS. From: sayle@gcc.gnu.org To: gcc-gnats@gcc.gnu.org Cc: Subject: optimization/8423 Date: 23 Jan 2003 02:57:26 -0000 CVSROOT: /cvs/gcc Module name: gcc Changes by: sayle@gcc.gnu.org 2003-01-23 02:57:26 Modified files: gcc : ChangeLog cse.c simplify-rtx.c gcse.c builtins.c rtl.h toplev.c flags.h Log message: PR optimization/8423 * cse.c (fold_rtx): Only eliminate a CONSTANT_P_RTX to 1 when its argument is constant, or 0 if !flag_gcse. * simplify-rtx.c (simplify_rtx): Convert CONSTANT_P_RTX to 1 if it's argument is constant. * gcse.c (want_to_gcse_p): Ignore CONSTANT_P_RTX nodes. (hash_scan_set): Don't record CONSTANT_P_RTX expressions. (do_local_cprop): Don't propagate CONSTANT_P_RTX constants. * builtins.c (purge_builtin_constant_p): New function to force instantiation of any remaining CONSTANT_P_RTX nodes. * rtl.h (purge_builtin_constant_p): Prototype here. * toplev.c (rest_of_compilation): Invoke purge_builtin_constant_p pass after GCSE and before loop. (flag_gcse): No longer static. * flags.h (flag_gcse): Prototype here. Patches: http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/ChangeLog.diff?cvsroot=gcc&r1=1.16446&r2=1.16447 http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/cse.c.diff?cvsroot=gcc&r1=1.246&r2=1.247 http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/simplify-rtx.c.diff?cvsroot=gcc&r1=1.128&r2=1.129 http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/gcse.c.diff?cvsroot=gcc&r1=1.227&r2=1.228 http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/builtins.c.diff?cvsroot=gcc&r1=1.167&r2=1.168 http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/rtl.h.diff?cvsroot=gcc&r1=1.380&r2=1.381 http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/toplev.c.diff?cvsroot=gcc&r1=1.697&r2=1.698 http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/flags.h.diff?cvsroot=gcc&r1=1.94&r2=1.95