
/*
 * Copyright (c) 1999-2008 Mark D. Hill and David A. Wood
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are
 * met: redistributions of source code must retain the above copyright
 * notice, this list of conditions and the following disclaimer;
 * redistributions in binary form must reproduce the above copyright
 * notice, this list of conditions and the following disclaimer in the
 * documentation and/or other materials provided with the distribution;
 * neither the name of the copyright holders nor the names of its
 * contributors may be used to endorse or promote products derived from
 * this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

/*
 * $Id$
 *
 */

#include "mem/slicc/symbols/Symbol.hh"

Symbol::Symbol(string id, const Location& location, const Map<string, string>& pairs)
{
  m_id = id;
  m_location = location;
  m_pairs = pairs;
  if (!existPair("short")) {
    addPair("short", m_id);
  }
  m_used = false;
}

Symbol::Symbol(string id, const Location& location)
{
  m_id = id;
  m_location = location;
  if (!existPair("short")) {
    addPair("short", m_id);
  }
  m_used = false;
}

const string& Symbol::lookupPair(const string& key) const
{
  if (!existPair(key)) {
    error("Value for pair '" + key + "' missing.");
  }
  return m_pairs.lookup(key);
}

void Symbol::addPair(const string& key, const string& value)
{
  if (existPair(key)) {
    warning("Pair key '" + key + "' re-defined. new: '" + value + "' old: '" + lookupPair(key) + "'");
  }
  m_pairs.add(key, value);
}