1/*
2 * Copyright (c) 2009, 2012, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation.
8 *
9 * This code is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
12 * version 2 for more details (a copy is included in the LICENSE file that
13 * accompanied this code).
14 *
15 * You should have received a copy of the GNU General Public License version
16 * 2 along with this work; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 */
23package org.graalvm.compiler.nodes.virtual;
24
25import static org.graalvm.compiler.nodeinfo.NodeCycles.CYCLES_0;
26import static org.graalvm.compiler.nodeinfo.NodeSize.SIZE_0;
27
28import org.graalvm.compiler.graph.Node.ValueNumberable;
29import org.graalvm.compiler.graph.NodeClass;
30import org.graalvm.compiler.nodeinfo.NodeInfo;
31import org.graalvm.compiler.nodes.VirtualState;
32
33@NodeInfo(cycles = CYCLES_0, size = SIZE_0)
34public abstract class EscapeObjectState extends VirtualState implements ValueNumberable {
35    public static final NodeClass<EscapeObjectState> TYPE = NodeClass.create(EscapeObjectState.class);
36
37    @Input protected VirtualObjectNode object;
38
39    public VirtualObjectNode object() {
40        return object;
41    }
42
43    public EscapeObjectState(NodeClass<? extends EscapeObjectState> c, VirtualObjectNode object) {
44        super(c);
45        this.object = object;
46    }
47
48    @Override
49    public abstract EscapeObjectState duplicateWithVirtualState();
50
51    @Override
52    public boolean isPartOfThisState(VirtualState state) {
53        return this == state;
54    }
55
56    @Override
57    public void applyToVirtual(VirtualClosure closure) {
58        closure.apply(this);
59    }
60}
61