From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 25400 invoked by alias); 11 Feb 2009 17:16:54 -0000 Received: (qmail 25349 invoked by uid 48); 11 Feb 2009 17:16:38 -0000 Date: Wed, 11 Feb 2009 17:16:00 -0000 Message-ID: <20090211171638.25348.qmail@sourceware.org> X-Bugzilla-Reason: CC References: Subject: [Bug target/39148] -Os increase code size when stack is aligned In-Reply-To: Reply-To: gcc-bugzilla@gcc.gnu.org To: gcc-bugs@gcc.gnu.org From: "hjl dot tools at gmail 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: 2009-02/txt/msg00978.txt.bz2 ------- Comment #4 from hjl dot tools at gmail dot com 2009-02-11 17:16 ------- (In reply to comment #3) > If you mean setting ACCUMULATE_OUTGOING_ARGS to true, I bet that could help Oops. Yes, I meant setting ACCUMULATE_OUTGOING_ARGS to true when stack alignment is needed. > very small functions that need dynamic realignment, but certainly for larger > functions !ACCUMULATE_OUTGOING_ARGS results in smaller code, even if > realignment is done. > Joey and Xuepeng are running http://www.inf.u-szeged.hu/csibe/ to see how ACCUMULATE_OUTGOING_ARGS affects code size. -- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=39148