139 lines
3.9 KiB
C++
139 lines
3.9 KiB
C++
/*
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* Copyright (c) 2002-2005 The Regents of The University of Michigan
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are
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* met: redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer;
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* redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution;
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* neither the name of the copyright holders nor the names of its
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* contributors may be used to endorse or promote products derived from
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* this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* Authors: Nathan Binkert
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*/
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#include <iostream>
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#include <fstream>
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#include <string>
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#include <vector>
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#include "base/loader/symtab.hh"
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#include "base/misc.hh"
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#include "base/str.hh"
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#include "base/types.hh"
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#include "sim/serialize.hh"
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using namespace std;
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SymbolTable *debugSymbolTable = NULL;
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void
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SymbolTable::clear()
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{
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addrTable.clear();
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symbolTable.clear();
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}
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bool
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SymbolTable::insert(Addr address, string symbol)
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{
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if (symbol.empty())
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return false;
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if (!addrTable.insert(make_pair(address, symbol)).second)
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return false;
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if (!symbolTable.insert(make_pair(symbol, address)).second)
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return false;
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return true;
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}
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bool
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SymbolTable::load(const string &filename)
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{
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string buffer;
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ifstream file(filename.c_str());
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if (!file)
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fatal("file error: Can't open symbol table file %s\n", filename);
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while (!file.eof()) {
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getline(file, buffer);
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if (buffer.empty())
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continue;
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string::size_type idx = buffer.find(',');
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if (idx == string::npos)
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return false;
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string address = buffer.substr(0, idx);
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eat_white(address);
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if (address.empty())
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return false;
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string symbol = buffer.substr(idx + 1);
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eat_white(symbol);
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if (symbol.empty())
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return false;
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Addr addr;
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if (!to_number(address, addr))
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return false;
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if (!insert(addr, symbol))
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return false;
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}
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file.close();
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return true;
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}
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void
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SymbolTable::serialize(const string &base, ostream &os)
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{
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paramOut(os, base + ".size", addrTable.size());
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int i = 0;
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ATable::const_iterator p, end = addrTable.end();
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for (p = addrTable.begin(); p != end; ++p) {
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paramOut(os, csprintf("%s.addr_%d", base, i), p->first);
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paramOut(os, csprintf("%s.symbol_%d", base, i), p->second);
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++i;
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}
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}
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void
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SymbolTable::unserialize(const string &base, Checkpoint *cp,
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const string §ion)
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{
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clear();
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int size;
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paramIn(cp, section, base + ".size", size);
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for (int i = 0; i < size; ++i) {
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Addr addr;
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std::string symbol;
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paramIn(cp, section, csprintf("%s.addr_%d", base, i), addr);
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paramIn(cp, section, csprintf("%s.symbol_%d", base, i), symbol);
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insert(addr, symbol);
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}
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}
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