/*

 * Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved.

 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

 *

 * This code is free software; you can redistribute it and/or modify it

 * under the terms of the GNU General Public License version 2 only, as

 * published by the Free Software Foundation.

 *

 * This code 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

 * version 2 for more details (a copy is included in the LICENSE file that

 * accompanied this code).

 *

 * You should have received a copy of the GNU General Public License version

 * 2 along with this work; if not, write to the Free Software Foundation,

 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

 *

 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

 * or visit www.oracle.com if you need additional information or have any

 * questions.

 *

 */

package sun.hotspot.code;

import java.lang.reflect.Executable;

import sun.hotspot.WhiteBox;

public class NMethod extends CodeBlob {

  private static final WhiteBox wb = WhiteBox.getWhiteBox();

  public static NMethod get(Executable method, boolean isOsr) {

    Object[] obj = wb.getNMethod(method, isOsr);

    return obj == null ? null : new NMethod(obj);

  }

  private NMethod(Object[] obj) {

    super((Object[])obj[0]);

    assert obj.length == 5;

    comp_level = (Integer) obj[1];

    insts = (byte[]) obj[2];

    compile_id = (Integer) obj[3];

    entry_point = (Long) obj[4];

  }

  public final byte[] insts;

  public final int comp_level;

  public final int compile_id;

  public final long entry_point;

  @Override

  public String toString() {

    return "NMethod{"

        + super.toString()

        + ", insts=" + insts

        + ", comp_level=" + comp_level

        + ", compile_id=" + compile_id

        + ", entry_point=" + entry_point

        + '}';

  }

}