/*
 *  Copyright (C) 2010-2022 JPEXS, All rights reserved.
 * 
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 3.0 of the License, or (at your option) any later version.
 * 
 * This library 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
 * Lesser General Public License for more details.
 * 
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library.
 */
package com.jpexs.decompiler.flash;

import com.jpexs.decompiler.graph.Loop;
import java.util.HashMap;
import java.util.HashSet;
import java.util.List;
import java.util.Map;
import java.util.Set;

/**
 *
 * @author JPEXS
 */
public class FinalProcessLocalData {

    public final HashSet<Integer> temporaryRegisters;
    public final List<Loop> loops;
    public Map<Integer, Set<Integer>> registerUsage;

    public Set<Integer> getRegisterUsage(int regIndex) {
        if (registerUsage == null) {
            return new HashSet<>();
        }
        if (!registerUsage.containsKey(regIndex)) {
            return new HashSet<>();
        }
        return registerUsage.get(regIndex);
    }

    public FinalProcessLocalData(List<Loop> loops) {
        temporaryRegisters = new HashSet<>();
        registerUsage = new HashMap<>();
        this.loops = loops;
    }
}