From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 23884 invoked by alias); 14 Oct 2005 11:38:34 -0000 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 Received: (qmail 23864 invoked by uid 48); 14 Oct 2005 11:38:32 -0000 Date: Fri, 14 Oct 2005 11:38:00 -0000 Message-ID: <20051014113832.23863.qmail@sourceware.org> X-Bugzilla-Reason: CC References: Subject: [Bug rtl-optimization/23453] [4.0/4.1 regression] miscompilation of PARI/GP on x86 with gcse after reload In-Reply-To: Reply-To: gcc-bugzilla@gcc.gnu.org To: gcc-bugs@gcc.gnu.org From: "bonzini at gcc dot gnu dot org" X-SW-Source: 2005-10/txt/msg01828.txt.bz2 List-Id: ------- Comment #8 from bonzini at gcc dot gnu dot org 2005-10-14 11:38 ------- > gcse after reload may move loads from stack around stack pointer changes. here > is simple workaround, it is supposed to prevent gcse after reload from touching > expressions containing stack pointer at all. Off the top of my head, if GCSE-after-reload is designed to remove redundant spills, will it do *anything* with your patch? -- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=23453