From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 686 invoked by alias); 13 Jul 2009 23:17:12 -0000 Received: (qmail 676 invoked by uid 22791); 13 Jul 2009 23:17:12 -0000 X-SWARE-Spam-Status: No, hits=-2.4 required=5.0 tests=AWL,BAYES_00,SPF_PASS X-Spam-Check-By: sourceware.org Received: from mo11.iij4u.or.jp (HELO mo11.iij4u.or.jp) (210.138.174.79) by sourceware.org (qpsmtpd/0.43rc1) with ESMTP; Mon, 13 Jul 2009 23:17:04 +0000 Received: by mo.iij4u.or.jp (mo11) id n6DNH1qY019383; Tue, 14 Jul 2009 08:17:01 +0900 Received: from localhost (238.152.138.210.bn.2iij.net [210.138.152.238]) by mbox.iij4u.or.jp (mbox11) id n6DNH1X3023240; Tue, 14 Jul 2009 08:17:01 +0900 Date: Mon, 13 Jul 2009 23:17:00 -0000 Message-Id: <20090714.081700.128123313.kkojima@rr.iij4u.or.jp> To: stevenb.gcc@gmail.com Cc: gcc@gcc.gnu.org, zadeck@naturalbridge.com Subject: Re: A question about df_get_live_in From: Kaz Kojima In-Reply-To: <571f6b510907131507y6824fe4n6932b3ea26e85527@mail.gmail.com> References: <20090714.064618.217955193.kkojima@rr.iij4u.or.jp> <571f6b510907131507y6824fe4n6932b3ea26e85527@mail.gmail.com> Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit X-IsSubscribed: yes Mailing-List: contact gcc-help@gcc.gnu.org; run by ezmlm Precedence: bulk List-Id: List-Archive: List-Post: List-Help: Sender: gcc-owner@gcc.gnu.org X-SW-Source: 2009-07/txt/msg00229.txt.bz2 [I'd like to add kenny to the CC list.] Steven Bosscher wrote: > So when the CFG is still valid, r15 is live-out in basic block 2 and > live-in in basic block 3 (which contains insns 32, whatever that means > for an invalid CFG). For which bb does mark_target_live_regs call > df_get_live_in? gdb says 920 b = find_basic_block (target, MAX_DELAY_SLOT_LIVE_SEARCH); returns 2. Regards, kaz