From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 30430 invoked by alias); 15 May 2002 18:50:05 -0000 Mailing-List: contact gcc-help@gcc.gnu.org; run by ezmlm Precedence: bulk List-Archive: List-Post: List-Help: Sender: gcc-owner@gcc.gnu.org Received: (qmail 30379 invoked from network); 15 May 2002 18:50:00 -0000 Received: from unknown (HELO cygnus.com) (205.180.83.203) by sources.redhat.com with SMTP; 15 May 2002 18:50:00 -0000 Received: from porcupine.cygnus.com (romulus.sfbay.redhat.com [172.16.27.251]) by runyon.cygnus.com (8.8.7-cygnus/8.8.7) with ESMTP id LAA09194 for ; Wed, 15 May 2002 11:49:59 -0700 (PDT) Received: from porcupine.cygnus.com (IDENT:7O5N2exVi8v/6Cf3/uXFreIOkXc1tEH2@localhost.localdomain [127.0.0.1]) by porcupine.cygnus.com (8.12.2/8.12.2) with ESMTP id g4FHc36N003562; Wed, 15 May 2002 11:38:13 -0600 Received: from porcupine.cygnus.com (law@localhost) by porcupine.cygnus.com (8.12.2/8.12.2/Submit) with ESMTP id g4FHc3LX003558; Wed, 15 May 2002 11:38:03 -0600 To: Mark Mitchell cc: Roger Sayle , Daniel Berlin , "gcc@gcc.gnu.org" Subject: Re: GCSE store motion Reply-To: law@redhat.com From: law@redhat.com In-reply-to: Your message of Wed, 15 May 2002 10:01:49 PDT. <17950000.1021482109@gandalf.codesourcery.com> Date: Wed, 15 May 2002 11:56:00 -0000 Message-ID: <3557.1021484283@porcupine.cygnus.com> X-SW-Source: 2002-05/txt/msg01176.txt.bz2 In message <17950000.1021482109@gandalf.codesourcery.com>, Mark Mitchell writes: > Dan's claim seems to be that nobody has a real-world application that > shows an improvement with store motion enabled. If that's true, we > don't need that optimization enabled. We can keep the code, and use > it when it becomes more useful, but there's no reason to be running > that pass. > > If, however, someone has real applications that show measurable > improvents -- the Linux kernel would certainly qualify -- then we > should rethink the issue. Would games on a very popular game console work? While I realize it will be difficult/impossible to benchmark them given their environment, the code was developed in response to the code programmers were writing for that particular game console. Jeff