From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 9971 invoked by alias); 21 Sep 2006 18:14:53 -0000 Received: (qmail 9925 invoked by uid 48); 21 Sep 2006 18:14:43 -0000 Date: Thu, 21 Sep 2006 18:14:00 -0000 Message-ID: <20060921181443.9924.qmail@sourceware.org> X-Bugzilla-Reason: CC References: Subject: [Bug middle-end/28690] [4.2 Regression] Performace problem with indexed load/stores on powerpc In-Reply-To: Reply-To: gcc-bugzilla@gcc.gnu.org To: gcc-bugs@gcc.gnu.org From: "bergner at vnet dot ibm dot com" Mailing-List: contact gcc-bugs-help@gcc.gnu.org; run by ezmlm Precedence: bulk List-Archive: List-Post: List-Help: Sender: gcc-bugs-owner@gcc.gnu.org X-SW-Source: 2006-09/txt/msg02083.txt.bz2 List-Id: ------- Comment #9 from bergner at vnet dot ibm dot com 2006-09-21 18:14 ------- Created an attachment (id=12305) --> (http://gcc.gnu.org/bugzilla/attachment.cgi?id=12305&action=view) Patch to rs6000_legitimize_address to force base pointers into rA position of indexed load/store instructions. It seems -msoft-float doesn't like the operand swapping, so this patch disables it when we specify -msoft-float on the compile command. -- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=28690