From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 7610 invoked by alias); 23 Feb 2003 09:16:59 -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 7603 invoked from network); 23 Feb 2003 09:16:58 -0000 Received: from unknown (HELO mx2.redhat.com) (12.150.115.133) by 172.16.49.205 with SMTP; 23 Feb 2003 09:16:58 -0000 Received: from int-mx2.corp.redhat.com (int-mx2.corp.redhat.com [172.16.27.26]) by mx2.redhat.com (8.11.6/8.11.6) with ESMTP id h1N9AJN11868; Sun, 23 Feb 2003 04:10:19 -0500 Received: from potter.sfbay.redhat.com (potter.sfbay.redhat.com [172.16.27.15]) by int-mx2.corp.redhat.com (8.11.6/8.11.6) with ESMTP id h1N9GtN18447; Sun, 23 Feb 2003 04:16:56 -0500 Received: from frothingslosh.sfbay.redhat.com (frothingslosh.sfbay.redhat.com [172.16.24.27]) by potter.sfbay.redhat.com (8.11.6/8.11.6) with ESMTP id h1N9GtE30716; Sun, 23 Feb 2003 01:16:55 -0800 Received: from frothingslosh.sfbay.redhat.com (localhost.localdomain [127.0.0.1]) by frothingslosh.sfbay.redhat.com (8.12.7/8.12.7) with ESMTP id h1N9GtiW000629; Sun, 23 Feb 2003 01:16:55 -0800 Received: (from rth@localhost) by frothingslosh.sfbay.redhat.com (8.12.7/8.12.7/Submit) id h1N9Gs93000627; Sun, 23 Feb 2003 01:16:54 -0800 X-Authentication-Warning: frothingslosh.sfbay.redhat.com: rth set sender to rth@redhat.com using -f Date: Sun, 23 Feb 2003 11:00:00 -0000 From: Richard Henderson To: Robert Myers Cc: gcc Subject: Re: Feedback-driven optimization Message-ID: <20030223091654.GA618@redhat.com> Mail-Followup-To: Richard Henderson , Robert Myers , gcc References: <3E587286.2040805@attbi.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <3E587286.2040805@attbi.com> User-Agent: Mutt/1.4i X-SW-Source: 2003-02/txt/msg01540.txt.bz2 On Sun, Feb 23, 2003 at 02:04:38AM -0500, Robert Myers wrote: > One problem: my instincts tell me I should be working with RTL, not > binary, but gcc doesn't permit routine dump of RTL. Nope. You'll have to make your modifications within gcc itself. > Another problem: I don't have an IA-64 and probably don't want one. > What I really want is an emulator that can be completely instrumented. There isn't a free ia64 simulator. To my knowledge, there isn't even a closed source simulator that is generally available. r~