/*
 * Renjin : JVM-based interpreter for the R language for the statistical analysis
 * Copyright Â© 2010-2019 BeDataDriven Groep B.V. and contributors
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, a copy is available at
 * https://www.gnu.org/licenses/gpl-2.0.txt
 */
package org.renjin.gcc.gimple.expr;

import org.renjin.gcc.gimple.type.GimpleBooleanType;
import org.renjin.gcc.gimple.type.GimpleIndirectType;
import org.renjin.gcc.gimple.type.GimpleIntegerType;

public class GimpleIntegerConstant extends GimplePrimitiveConstant {
  private long value;

  public GimpleIntegerConstant() {
  }
  
  public GimpleIntegerConstant(GimpleIntegerType type, long value) {
    setType(type);
    this.value = value;
  }

  public GimpleIntegerConstant(GimpleBooleanType type, boolean value) {
    setType(type);
    this.value = value ? 1 : 0;
  }
  
  public Long getValue() {
    return value;
  }

  public void setValue(long value) {
    this.value = value;
  }

  @Override
  public boolean isNull() {
    return getType() instanceof GimpleIndirectType && value == 0;
  }

  public static GimpleIntegerConstant nullValue(GimpleIndirectType type) {
    GimpleIntegerConstant constant = new GimpleIntegerConstant();
    constant.setValue(0);
    constant.setType(type);
    return constant;
  }

}
