From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 29926 invoked by alias); 23 Jan 2008 09:12:50 -0000 Received: (qmail 29765 invoked by uid 48); 23 Jan 2008 09:12:07 -0000 Date: Wed, 23 Jan 2008 10:35:00 -0000 Message-ID: <20080123091207.29764.qmail@sourceware.org> X-Bugzilla-Reason: CC References: Subject: [Bug rtl-optimization/19580] [4.0/4.1/4.2/4.3 Regression] missed load/store motion In-Reply-To: Reply-To: gcc-bugzilla@gcc.gnu.org To: gcc-bugs@gcc.gnu.org From: "rguenth at gcc dot gnu dot org" Mailing-List: contact gcc-bugs-help@gcc.gnu.org; run by ezmlm Precedence: bulk List-Id: List-Archive: List-Post: List-Help: Sender: gcc-bugs-owner@gcc.gnu.org X-SW-Source: 2008-01/txt/msg02721.txt.bz2 ------- Comment #37 from rguenth at gcc dot gnu dot org 2008-01-23 09:12 ------- The lim patch applies alias-oracle techniques to the loop invariant and store motion parts of tree-ssa-loop-im.c. I have a forward-port of Zdeneks patch to current trunk. Note that the alias-oracle patch for SCCVN does not fix this PR (it seems to be mostly ineffective for PRE, possibly PHI translation needs adjustments as well). -- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=19580