InitializeKlassNode.java revision 13017:134219a5b0ec 
1/*
2 * Copyright (c) 2016, 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.hotspot.nodes.aot;
24
25import static org.graalvm.compiler.nodeinfo.NodeCycles.CYCLES_4;
26import static org.graalvm.compiler.nodeinfo.NodeSize.SIZE_16;
27
28import org.graalvm.compiler.graph.NodeClass;
29import org.graalvm.compiler.nodeinfo.NodeInfo;
30import org.graalvm.compiler.nodes.DeoptimizingFixedWithNextNode;
31import org.graalvm.compiler.nodes.ValueNode;
32import org.graalvm.compiler.nodes.spi.Lowerable;
33import org.graalvm.compiler.nodes.spi.LoweringTool;
34
35@NodeInfo(cycles = CYCLES_4, size = SIZE_16)
36public class InitializeKlassNode extends DeoptimizingFixedWithNextNode implements Lowerable {
37    public static final NodeClass<InitializeKlassNode> TYPE = NodeClass.create(InitializeKlassNode.class);
38
39    @Input ValueNode value;
40
41    public InitializeKlassNode(ValueNode value) {
42        super(TYPE, value.stamp());
43        this.value = value;
44    }
45
46    @Override
47    public void lower(LoweringTool tool) {
48        tool.getLowerer().lower(this, tool);
49    }
50
51    public ValueNode value() {
52        return value;
53    }
54
55    @Override
56    public boolean canDeoptimize() {
57        return true;
58    }
59}
60