From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from omta036.useast.a.cloudfilter.net (omta036.useast.a.cloudfilter.net [44.202.169.35]) by sourceware.org (Postfix) with ESMTPS id E63A03858414 for ; Sun, 5 Nov 2023 18:11:30 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.2 sourceware.org E63A03858414 Authentication-Results: sourceware.org; dmarc=none (p=none dis=none) header.from=tromey.com Authentication-Results: sourceware.org; spf=pass smtp.mailfrom=tromey.com ARC-Filter: OpenARC Filter v1.0.0 sourceware.org E63A03858414 Authentication-Results: server2.sourceware.org; arc=none smtp.remote-ip=44.202.169.35 ARC-Seal: i=1; a=rsa-sha256; d=sourceware.org; s=key; t=1699207892; cv=none; b=oKfFmXBNUVLPWCCrNxrkn3D+TG46OHTWlsgKu076FPTXiZTfRtxcGDEwujSbrEiRi3CxYLSipz4Z0ilB3R9r3prAxApGDONRzv2ElCaBIa5VUszG9vinsarPsdymQ39JMornEyL5RyHS/kRGGzHB+5cxfz/fzRQF6cjEMN6YKb0= ARC-Message-Signature: i=1; a=rsa-sha256; d=sourceware.org; s=key; t=1699207892; c=relaxed/simple; bh=so/+I7MH+qSgQskQ+J2KH1R9HorhOm66tOYg925Q/yg=; h=DKIM-Signature:From:Date:Subject:MIME-Version:Message-Id:To; b=DuFuZK17hW2O6KdAgXMeAb+xsJhH6AucKJWnvbmMXEJM7wFhlqc6VwvsrtKgrbvUQgRJdXuVTuKDxChed5k8VEqM/SBq4NlJg63tb8oa2CWmafRcbwc7RS87UlJ9AhifblUD9NKArYj8xVqLaCk3n0jGk3HWEE5JRIXH5LuGglU= ARC-Authentication-Results: i=1; server2.sourceware.org Received: from eig-obgw-6004a.ext.cloudfilter.net ([10.0.30.197]) by cmsmtp with ESMTPS id zYWBq9QcegpyEzhasq8ILS; Sun, 05 Nov 2023 18:11:30 +0000 Received: from box5379.bluehost.com ([162.241.216.53]) by cmsmtp with ESMTPS id zharqEMD0wasUzharqUAGK; Sun, 05 Nov 2023 18:11:29 +0000 X-Authority-Analysis: v=2.4 cv=ZpP+lv3G c=1 sm=1 tr=0 ts=6547dad1 a=ApxJNpeYhEAb1aAlGBBbmA==:117 a=ApxJNpeYhEAb1aAlGBBbmA==:17 a=OWjo9vPv0XrRhIrVQ50Ab3nP57M=:19 a=dLZJa+xiwSxG16/P+YVxDGlgEgI=:19 a=IkcTkHD0fZMA:10 a=BNY50KLci1gA:10 a=Qbun_eYptAEA:10 a=uIFeOwDY5Y-UjXHJ-BMA:9 a=QEXdDO2ut3YA:10 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=tromey.com; s=default; h=To:In-Reply-To:References:Message-Id:Content-Transfer-Encoding: Content-Type:MIME-Version:Subject:Date:From:Sender:Reply-To:Cc: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=cOEFX+49qKGlOVAir/UbSQYgJWpy3jdNW1w2uZhvtjw=; b=ypIUX8EQwqzgIfJWw+X11ovLII 7rrkr5aSExq91vSZL4/4mjJ8OKsHA8R4AfA07hpOGQ7j4oQSbAW6HefTNQO2qW4pf94tH7tYsDnJM HqqlwRhEZs3vvMgtdGWMaJ5zs; Received: from 97-122-77-73.hlrn.qwest.net ([97.122.77.73]:51014 helo=[192.168.0.21]) by box5379.bluehost.com with esmtpsa (TLS1.2) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.96.2) (envelope-from ) id 1qzhar-003Y66-0j for gdb-patches@sourceware.org; Sun, 05 Nov 2023 11:11:29 -0700 From: Tom Tromey Date: Sun, 05 Nov 2023 11:11:41 -0700 Subject: [PATCH v2 03/31] Add bound_symbol MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Message-Id: <20231105-split-objfile-2023-bound-sym-october-v2-3-dbd2d158bbc3@tromey.com> References: <20231105-split-objfile-2023-bound-sym-october-v2-0-dbd2d158bbc3@tromey.com> In-Reply-To: <20231105-split-objfile-2023-bound-sym-october-v2-0-dbd2d158bbc3@tromey.com> To: gdb-patches@sourceware.org X-Mailer: b4 0.12.4 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: 97.122.77.73 X-Source-L: No X-Exim-ID: 1qzhar-003Y66-0j X-Source: X-Source-Args: X-Source-Dir: X-Source-Sender: 97-122-77-73.hlrn.qwest.net ([192.168.0.21]) [97.122.77.73]:51014 X-Source-Auth: tom+tromey.com X-Email-Count: 4 X-Org: HG=bhshared;ORG=bluehost; X-Source-Cap: ZWx5bnJvYmk7ZWx5bnJvYmk7Ym94NTM3OS5ibHVlaG9zdC5jb20= X-Local-Domain: yes X-CMAE-Envelope: MS4xfKsFvINGFPt4x3Jx/6h53scQ8LEnjSpAb7OnI45R5Xi0bT+BzLdLJn09r/sBwRZtJqbtcl5Nop9wH+2CuNOthMd1YD/PuIDC6x4Ntrz2XBsgfBUREq9W CrddEuRVxvURRzyF+S6XdknRLy01Db9DC4hk5auIKXtGMI3HEDpQlJd56yiU6tOwte+k/9agj2H2MOO8VvDsJplv73UCuV8w1pI= X-Spam-Status: No, score=-3024.4 required=5.0 tests=BAYES_00,DKIM_SIGNED,DKIM_VALID,GIT_PATCH_0,JMQ_SPF_NEUTRAL,RCVD_IN_DNSWL_NONE,RCVD_IN_MSPIKE_H2,SPF_HELO_NONE,SPF_PASS,TXREP,T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on server2.sourceware.org List-Id: This adds a new bound_symbol type, analogous to bound_minimal_symbol. That is, it carries a symbol and an objfile and will eventually be used to relocate an address at point of use when computing a symbol's value. --- gdb/symtab.h | 21 +++++++++++++++++++++ 1 file changed, 21 insertions(+) diff --git a/gdb/symtab.h b/gdb/symtab.h index 042f9dd4621..a518ed83622 100644 --- a/gdb/symtab.h +++ b/gdb/symtab.h @@ -1522,6 +1522,27 @@ struct symbol : public general_symbol_info, public allocate_on_obstack CORE_ADDR get_maybe_copied_address () const; }; +/* A bound symbol is a symbol that is bound to a particular objfile. + (Currently all symbols are intrinsically bound, but as part of the + objfile-splitting project, eventually they will not have this + backlink.) */ +struct bound_symbol +{ + /* The symbol. Can be NULL. */ + struct symbol *symbol; + + /* The objfile. If SYMBOL is non-NULL, then this must be as well. */ + struct objfile *objfile; + + /* Compute the address of the symbol. */ + CORE_ADDR address () const + { return symbol->value_address (); } + + /* Convenience method to access symbol contents. */ + struct symbol *operator-> () const + { return symbol; } +}; + /* See block-symbol.h. */ inline CORE_ADDR block_symbol::address () const -- 2.41.0