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annotate graal/com.oracle.graal.nodes/src/com/oracle/graal/nodes/extended/BytecodeExceptionNode.java @ 16919:0fe4732e5181

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made use of generated Node classes predicated on value of graal.useGeneratedNodes system property (default is false)
author Doug Simon <doug.simon@oracle.com>
date Mon, 25 Aug 2014 13:45:12 +0200
parents f90dcdbbb75e
children ffb974bef674
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 /*
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2 * Copyright (c) 2011, 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.nodes.extended;
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24
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25 import com.oracle.graal.api.meta.*;
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882f4cb7cfcf Move Stamps to graal.compiler.common.
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26 import com.oracle.graal.compiler.common.type.*;
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27 import com.oracle.graal.graph.*;
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28 import com.oracle.graal.nodeinfo.*;
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29 import com.oracle.graal.nodes.*;
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30 import com.oracle.graal.nodes.spi.*;
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31
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32 /**
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33 * A node that represents an exception thrown implicitly by a Java bytecode. It can be lowered to
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34 * either a {@linkplain ForeignCallDescriptor foreign} call or a pre-allocated exception object.
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35 */
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36 @NodeInfo
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37 public class BytecodeExceptionNode extends AbstractMemoryCheckpoint implements Lowerable, MemoryCheckpoint.Single {
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38
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39 private final Class<? extends Throwable> exceptionClass;
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40 @Input NodeInputList<ValueNode> arguments;
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41
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06c15e88d383 added factory method to all Node classes; replaced Node classes instantiation with calls to factory methods; replaced identity tests on Node classes with ' == <node class>.getGenClass()' idiom
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42 public static BytecodeExceptionNode create(MetaAccessProvider metaAccess, Class<? extends Throwable> exceptionClass, ValueNode... arguments) {
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43 return USE_GENERATED_NODES ? new BytecodeExceptionNodeGen(metaAccess, exceptionClass, arguments) : new BytecodeExceptionNode(metaAccess, exceptionClass, arguments);
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44 }
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06c15e88d383 added factory method to all Node classes; replaced Node classes instantiation with calls to factory methods; replaced identity tests on Node classes with ' == <node class>.getGenClass()' idiom
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46 BytecodeExceptionNode(MetaAccessProvider metaAccess, Class<? extends Throwable> exceptionClass, ValueNode... arguments) {
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47 super(StampFactory.exactNonNull(metaAccess.lookupJavaType(exceptionClass)));
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48 this.exceptionClass = exceptionClass;
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49 this.arguments = new NodeInputList<>(this, arguments);
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50 }
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51
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52 public Class<? extends Throwable> getExceptionClass() {
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53 return exceptionClass;
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54 }
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55
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56 @Override
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57 public String toString(Verbosity verbosity) {
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58 if (verbosity == Verbosity.Name) {
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59 return super.toString(verbosity) + "#" + exceptionClass.getSimpleName();
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60 }
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61 return super.toString(verbosity);
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62 }
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63
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64 public LocationIdentity getLocationIdentity() {
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65 return LocationIdentity.ANY_LOCATION;
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66 }
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67
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68 public void lower(LoweringTool tool) {
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69 tool.getLowerer().lower(this, tool);
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70 }
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71
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72 public NodeInputList<ValueNode> getArguments() {
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73 return arguments;
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74 }
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75 }