symtab.hh revision 1762
12330SN/A/* 22330SN/A * Copyright (c) 2002-2005 The Regents of The University of Michigan 32330SN/A * All rights reserved. 42330SN/A * 52330SN/A * Redistribution and use in source and binary forms, with or without 62330SN/A * modification, are permitted provided that the following conditions are 72330SN/A * met: redistributions of source code must retain the above copyright 82330SN/A * notice, this list of conditions and the following disclaimer; 92330SN/A * redistributions in binary form must reproduce the above copyright 102330SN/A * notice, this list of conditions and the following disclaimer in the 112330SN/A * documentation and/or other materials provided with the distribution; 122330SN/A * neither the name of the copyright holders nor the names of its 132330SN/A * contributors may be used to endorse or promote products derived from 142330SN/A * this software without specific prior written permission. 152330SN/A * 162330SN/A * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 172330SN/A * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 182330SN/A * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 192330SN/A * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 202330SN/A * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 212330SN/A * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 222330SN/A * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 232330SN/A * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 242330SN/A * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 252330SN/A * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 262330SN/A * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 272689Sktlim@umich.edu */ 282689Sktlim@umich.edu 292330SN/A#ifndef __SYMTAB_HH__ 302292SN/A#define __SYMTAB_HH__ 312292SN/A 322292SN/A#include <map> 332292SN/A#include "targetarch/isa_traits.hh" // for Addr 342980Sgblack@eecs.umich.edu 356658Snate@binkert.orgclass SymbolTable 368229Snate@binkert.org{ 372362SN/A private: 382680Sktlim@umich.edu typedef std::map<Addr, std::string> ATable; 392683Sktlim@umich.edu typedef std::map<std::string, Addr> STable; 402683Sktlim@umich.edu 412678Sktlim@umich.edu ATable addrTable; 422292SN/A STable symbolTable; 432292SN/A 442292SN/A public: 453548Sgblack@eecs.umich.edu SymbolTable() {} 463548Sgblack@eecs.umich.edu SymbolTable(const std::string &file) { load(file); } 473548Sgblack@eecs.umich.edu ~SymbolTable() {} 483548Sgblack@eecs.umich.edu 492330SN/A bool insert(Addr address, std::string symbol); 502292SN/A bool load(const std::string &file); 512862Sktlim@umich.edu 528706Sandreas.hansson@arm.com /// Find the nearest symbol equal to or less than the supplied 538706Sandreas.hansson@arm.com /// address (e.g., the label for the enclosing function). 548706Sandreas.hansson@arm.com /// @param address The address to look up. 552862Sktlim@umich.edu /// @param symbol Return reference for symbol string. 562330SN/A /// @param sym_address Return reference for symbol address. 572330SN/A /// @param next_sym_address Address of following symbol (for 582330SN/A /// determining valid range of symbol). 592330SN/A /// @retval True if a symbol was found. 602330SN/A bool findNearestSymbol(Addr address, std::string &symbol, 612330SN/A Addr &sym_address, Addr &next_sym_address) const; 622292SN/A 632683Sktlim@umich.edu /// Overload for findNearestSymbol() for callers who don't care 642683Sktlim@umich.edu /// about next_sym_address. 656331Sgblack@eecs.umich.edu bool findNearestSymbol(Addr address, std::string &symbol, 662683Sktlim@umich.edu Addr &sym_address) const 673486Sktlim@umich.edu { 683486Sktlim@umich.edu Addr dummy; 692862Sktlim@umich.edu return findNearestSymbol(address, symbol, sym_address, dummy); 702862Sktlim@umich.edu } 712862Sktlim@umich.edu 722862Sktlim@umich.edu 735712Shsul@eecs.umich.edu bool findSymbol(Addr address, std::string &symbol) const; 742683Sktlim@umich.edu bool findAddress(const std::string &symbol, Addr &address) const; 755714Shsul@eecs.umich.edu}; 765714Shsul@eecs.umich.edu 775714Shsul@eecs.umich.edu/// Global unified debugging symbol table (for target). Conceptually 785714Shsul@eecs.umich.edu/// there should be one of these per System object for full system, 796221Snate@binkert.org/// and per Process object for non-full-system, but so far one big 802683Sktlim@umich.edu/// global one has worked well enough. 816221Snate@binkert.orgextern SymbolTable *debugSymbolTable; 822683Sktlim@umich.edu 832683Sktlim@umich.edu#endif // __SYMTAB_HH__ 842683Sktlim@umich.edu