From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from simark.ca by simark.ca with LMTP id ENvmFufDgmBqegAAWB0awg (envelope-from ) for ; Fri, 23 Apr 2021 08:56:07 -0400 Received: by simark.ca (Postfix, from userid 112) id 56ADB1F104; Fri, 23 Apr 2021 08:56:07 -0400 (EDT) X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on simark.ca X-Spam-Level: X-Spam-Status: No, score=0.7 required=5.0 tests=DKIM_SIGNED,MAILING_LIST_MULTI, RCVD_IN_BL_SPAMCOP_NET,RDNS_DYNAMIC,T_DKIM_INVALID,URIBL_BLOCKED autolearn=no autolearn_force=no version=3.4.2 Received: from sourceware.org (ip-8-43-85-97.sourceware.org [8.43.85.97]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by simark.ca (Postfix) with ESMTPS id CB00C1E789 for ; Fri, 23 Apr 2021 08:56:06 -0400 (EDT) Received: from server2.sourceware.org (localhost [IPv6:::1]) by sourceware.org (Postfix) with ESMTP id 8A7C9393C85F; Fri, 23 Apr 2021 12:56:06 +0000 (GMT) Received: from gateway33.websitewelcome.com (gateway33.websitewelcome.com [192.185.146.119]) by sourceware.org (Postfix) with ESMTPS id D913F393BC2A for ; Fri, 23 Apr 2021 12:56:03 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.3.2 sourceware.org D913F393BC2A Authentication-Results: sourceware.org; dmarc=none (p=none dis=none) header.from=tromey.com Authentication-Results: sourceware.org; spf=fail smtp.mailfrom=tom@tromey.com Received: from cm10.websitewelcome.com (cm10.websitewelcome.com [100.42.49.4]) by gateway33.websitewelcome.com (Postfix) with ESMTP id 4B7C256E56F for ; Fri, 23 Apr 2021 07:55:56 -0500 (CDT) Received: from box5379.bluehost.com ([162.241.216.53]) by cmsmtp with SMTP id ZvLglI4ZTL7DmZvLglO0K7; Fri, 23 Apr 2021 07:55:56 -0500 X-Authority-Reason: nr=8 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=tromey.com; s=default; h=Content-Type:MIME-Version:Message-ID:In-Reply-To:Date: References:Subject:Cc:To:From:Sender:Reply-To:Content-Transfer-Encoding: Content-ID:Content-Description:Resent-Date:Resent-From:Resent-Sender: Resent-To:Resent-Cc:Resent-Message-ID:List-Id:List-Help:List-Unsubscribe: List-Subscribe:List-Post:List-Owner:List-Archive; bh=28K15ghYmQZlExhjOD6jO4znCJCFIGkwSLcGaQQ+po0=; b=JzKVNR0a2RBNhpI0RQr8nTsAq6 YjTPh9McZEZwx2jE1t2UpJHFPNcNUJD3XADe07JSgkfaVaSBQNFAAjdWKFzjWVnorCAhdTj84XQIl ZoZDnY5Nrcwqd4Pa+GTylr/HO; Received: from 71-211-182-15.hlrn.qwest.net ([71.211.182.15]:56018 helo=murgatroyd) by box5379.bluehost.com with esmtpsa (TLS1.2) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94) (envelope-from ) id 1lZvLf-001pzr-SX; Fri, 23 Apr 2021 06:55:55 -0600 From: Tom Tromey To: Christian Biesinger Subject: Re: [PATCH] Shrink size of dwarf2_per_cu_data References: <20201103221306.6688-1-tom@tromey.com> <20201104105933.GA16965@blade.nx> <871rb3gryw.fsf@tromey.com> X-Attribution: Tom Date: Fri, 23 Apr 2021 06:55:55 -0600 In-Reply-To: (Christian Biesinger's message of "Thu, 22 Apr 2021 16:39:22 -0500") Message-ID: <87czul88is.fsf@tromey.com> User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/27.1 (gnu/linux) MIME-Version: 1.0 Content-Type: text/plain X-AntiAbuse: This header was added to track abuse, please include it with any abuse report X-AntiAbuse: Primary Hostname - box5379.bluehost.com X-AntiAbuse: Original Domain - sourceware.org X-AntiAbuse: Originator/Caller UID/GID - [47 12] / [47 12] X-AntiAbuse: Sender Address Domain - tromey.com X-BWhitelist: no X-Source-IP: 71.211.182.15 X-Source-L: No X-Exim-ID: 1lZvLf-001pzr-SX X-Source: X-Source-Args: X-Source-Dir: X-Source-Sender: 71-211-182-15.hlrn.qwest.net (murgatroyd) [71.211.182.15]:56018 X-Source-Auth: tom+tromey.com X-Email-Count: 3 X-Source-Cap: ZWx5bnJvYmk7ZWx5bnJvYmk7Ym94NTM3OS5ibHVlaG9zdC5jb20= X-Local-Domain: yes X-BeenThere: gdb-patches@sourceware.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Gdb-patches mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Tom Tromey , gdb-patches Errors-To: gdb-patches-bounces@sourceware.org Sender: "Gdb-patches" Christian> I'm not sure if all the .so files get loaded at the same time, so it Christian> may be a bit fewer in practice. Of course this does not include any Christian> CUs that may come from debug symbols for system libraries. Is there a Christian> gdb command that could tell me the exact number? I don't think so. (gdb) pipe maint print stat | grep "psym tables" is pretty close, but claims to omit expanded CUs. Also if you're using an index you need something more like (gdb) pipe maint print stat | egrep "(psym tables|read CUs)" ... then add up both the read and unread CUs. Tom