From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 18086 invoked by alias); 3 May 2010 22:36:31 -0000 Received: (qmail 18056 invoked by uid 48); 3 May 2010 22:36:15 -0000 Date: Mon, 03 May 2010 22:36:00 -0000 Message-ID: <20100503223615.18055.qmail@sourceware.org> X-Bugzilla-Reason: CC References: Subject: [Bug target/43902] suboptimal MIPS widening multiply accumulate In-Reply-To: Reply-To: gcc-bugzilla@gcc.gnu.org To: gcc-bugs@gcc.gnu.org From: "wilson 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: 2010-05/txt/msg00246.txt.bz2 ------- Comment #4 from wilson at gcc dot gnu dot org 2010-05-03 22:36 ------- Created an attachment (id=20552) --> (http://gcc.gnu.org/bugzilla/attachment.cgi?id=20552&action=view) trivial solution for original problem This fixes the original problem, but does not fix the new breakage caused by Bernd's patch to add the new optimize_widening_mul pass. So this works at -O but not at -O2. -- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=43902