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RoboVM fork of Soot - A Java optimization framework

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/* Soot - a J*va Optimization Framework
 * Copyright (C) 2004 Ondrej Lhotak
 *
 * 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 2.1 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; if not, write to the
 * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
 * Boston, MA 02111-1307, USA.
 */

package soot;
import soot.jimple.*;

/** A generic interface to an escape analysis.
 * @author Ondrej Lhotak
 */

public interface EscapeAnalysis {
    /** Returns true if objects allocated at n may continue to be live
     * after the method in which they are allocated returns. */
    public boolean mayEscapeMethod( AnyNewExpr n );

    /** Returns true if objects allocated at n in context c may
     * continue to be live after the method in which they are allocated
     * returns. */
    public boolean mayEscapeMethod( Context c, AnyNewExpr n );

    /** Returns true if objects allocated at n may be accessed in
     * a thread other than the thread in which they were allocated. */
    public boolean mayEscapeThread( AnyNewExpr n );

    /** Returns true if objects allocated at n in context c may be
     * accessed in a thread other than the thread in which they 
     * were allocated. */
    public boolean mayEscapeThread( Context c, AnyNewExpr n );
}