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annotate graal/com.oracle.graal.hotspot/src/com/oracle/graal/hotspot/nodes/ClassIsInterfaceNode.java @ 18845:f57d86eb036f

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removed Node factory methods
author Doug Simon <doug.simon@oracle.com>
date Mon, 12 Jan 2015 20:39:04 +0100
parents 0f4813e0b4a9
children ec0733b5a90a
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1 /*
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2 * Copyright (c) 2013, 2014, Oracle and/or its affiliates. All rights reserved.
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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4 *
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5 * This code is free software; you can redistribute it and/or modify it
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6 * under the terms of the GNU General Public License version 2 only, as
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7 * published by the Free Software Foundation.
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8 *
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9 * This code is distributed in the hope that it will be useful, but WITHOUT
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10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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12 * version 2 for more details (a copy is included in the LICENSE file that
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13 * accompanied this code).
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14 *
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15 * You should have received a copy of the GNU General Public License version
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16 * 2 along with this work; if not, write to the Free Software Foundation,
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17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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18 *
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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20 * or visit www.oracle.com if you need additional information or have any
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21 * questions.
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22 */
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23 package com.oracle.graal.hotspot.nodes;
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24
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25 import com.oracle.graal.api.meta.*;
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26 import com.oracle.graal.graph.*;
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27 import com.oracle.graal.graph.spi.*;
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28 import com.oracle.graal.hotspot.replacements.*;
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29 import com.oracle.graal.nodeinfo.*;
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30 import com.oracle.graal.nodes.*;
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31 import com.oracle.graal.replacements.nodes.*;
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32
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33 /**
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34 * {@link MacroNode Macro node} for {@link Class#isInterface()}.
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35 *
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36 * @see ClassSubstitutions#isInterface(Class)
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37 */
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38 @NodeInfo
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39 public class ClassIsInterfaceNode extends MacroNode implements Canonicalizable {
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40
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41 public ClassIsInterfaceNode(Invoke invoke) {
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42 super(invoke);
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43 }
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44
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45 private ValueNode getJavaClass() {
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46 return arguments.get(0);
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47 }
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48
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49 @Override
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50 public Node canonical(CanonicalizerTool tool) {
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51 ValueNode javaClass = getJavaClass();
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52 if (javaClass.isConstant()) {
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53 ConstantReflectionProvider constantReflection = tool.getConstantReflection();
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54 ResolvedJavaType type = constantReflection.asJavaType(javaClass.asConstant());
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55 if (type != null) {
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56 return ConstantNode.forBoolean(type.isInterface());
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57 }
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58 }
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59 return this;
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60 }
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61 }