From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 1401 invoked by alias); 28 Oct 2008 01:21:12 -0000 Received: (qmail 647 invoked by uid 48); 28 Oct 2008 01:19:51 -0000 Date: Tue, 28 Oct 2008 01:21:00 -0000 Message-ID: <20081028011951.646.qmail@sourceware.org> X-Bugzilla-Reason: CC References: Subject: [Bug target/37364] [4.4 Regression] IRA generates inefficient code due to missing regmove pass In-Reply-To: Reply-To: gcc-bugzilla@gcc.gnu.org To: gcc-bugs@gcc.gnu.org From: "Joey dot ye at intel dot com" 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: 2008-10/txt/msg01792.txt.bz2 ------- Comment #23 from Joey dot ye at intel dot com 2008-10-28 01:19 ------- (In reply to comment #22) > Created an attachment (id=16571) --> (http://gcc.gnu.org/bugzilla/attachment.cgi?id=16571&action=view) [edit] > A patch to re-enable regmove > After applying this patch to re-enable regmove, I got > [hjl@gnu-6 gcc]$ ./xgcc -B./ -O2 -mtune=core2 /tmp/foo.c -o noira -fno-ira -m32 HJ, is your foo.c the case attached in comment #18? -- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=37364