From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 5572 invoked by alias); 8 Sep 2002 18:47:35 -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 5553 invoked by uid 61); 8 Sep 2002 18:47:35 -0000 Date: Sun, 08 Sep 2002 11:47:00 -0000 Message-ID: <20020908184735.5552.qmail@sources.redhat.com> To: gcc-bugs@gcc.gnu.org, gcc-prs@gcc.gnu.org, nobody@gcc.gnu.org, roger@eyesopen.com From: sayle@gcc.gnu.org Reply-To: sayle@gcc.gnu.org, gcc-bugs@gcc.gnu.org, gcc-prs@gcc.gnu.org, nobody@gcc.gnu.org, roger@eyesopen.com, gcc-gnats@gcc.gnu.org Subject: Re: optimization/6405: Loop-unrolling related performance regressions X-SW-Source: 2002-09/txt/msg00120.txt.bz2 List-Id: Synopsis: Loop-unrolling related performance regressions State-Changed-From-To: open->closed State-Changed-By: sayle State-Changed-When: Sun Sep 8 11:47:35 2002 State-Changed-Why: This has now been fixed on mainline by the following patch: 2002-09-08 Roger Sayle PR optimization/6405 * unroll.c (loop_iterations): last_loop_insn should be the previous non-note instruction before loop->end. * loop.c (strength_reduce): The conditional jump is the last non-note instruction before loop->end (as above). http://gcc.gnu.org/cgi-bin/gnatsweb.pl?cmd=view%20audit-trail&database=gcc&pr=6405