From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 12739 invoked by alias); 3 Jan 2010 08:13:05 -0000 Received: (qmail 12703 invoked by uid 48); 3 Jan 2010 08:12:54 -0000 Date: Sun, 03 Jan 2010 08:13:00 -0000 Message-ID: <20100103081254.12702.qmail@sourceware.org> X-Bugzilla-Reason: CC References: Subject: [Bug tree-optimization/42586] New: load-modify-store on x86 should be \ single instruction In-Reply-To: Reply-To: gcc-bugzilla@gcc.gnu.org To: gcc-bugs@gcc.gnu.org From: "andi-gcc at firstfloor 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: 2010-01/txt/msg00243.txt.bz2 ------- Comment #17 from andi-gcc at firstfloor dot org 2010-01-03 08:12 ------- Nope, the examples all disable frame pointer (the first version of the tester had this problem, but that was fixed) It's all not frame pointer set up anyways, but sub $...,%esp ... ; add $...,%esp with no use of the stack frame (or often even nothing at all) inbetween -- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=42586