Mercurial > hg > truffle
annotate graal/com.oracle.graal.java/src/com/oracle/graal/java/GraphBuilderPhase.java @ 14521:29ccc4cbabca
Merge
| author | Gilles Duboscq <duboscq@ssw.jku.at> |
|---|---|
| date | Wed, 12 Mar 2014 13:30:08 +0100 |
| parents | a0c31f940950 d8041d695d19 |
| children | e5235120893c |
| rev | line source |
|---|---|
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1 /* |
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2 * Copyright (c) 2009, 2013, 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.java; |
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24 |
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25 import static com.oracle.graal.api.code.TypeCheckHints.*; |
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26 import static com.oracle.graal.api.meta.DeoptimizationAction.*; |
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27 import static com.oracle.graal.api.meta.DeoptimizationReason.*; |
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28 import static com.oracle.graal.bytecode.Bytecodes.*; |
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29 import static com.oracle.graal.java.GraphBuilderPhase.RuntimeCalls.*; |
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30 import static com.oracle.graal.phases.GraalOptions.*; |
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31 import static java.lang.reflect.Modifier.*; |
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32 |
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33 import java.lang.reflect.*; |
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34 import java.util.*; |
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35 |
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36 import com.oracle.graal.api.code.*; |
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37 import com.oracle.graal.api.meta.*; |
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38 import com.oracle.graal.api.meta.ProfilingInfo.TriState; |
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39 import com.oracle.graal.api.meta.ResolvedJavaType.Representation; |
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40 import com.oracle.graal.bytecode.*; |
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41 import com.oracle.graal.debug.*; |
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42 import com.oracle.graal.graph.*; |
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43 import com.oracle.graal.java.BciBlockMapping.Block; |
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44 import com.oracle.graal.java.BciBlockMapping.ExceptionDispatchBlock; |
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45 import com.oracle.graal.nodes.*; |
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46 import com.oracle.graal.nodes.calc.*; |
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47 import com.oracle.graal.nodes.calc.FloatConvertNode.FloatConvert; |
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48 import com.oracle.graal.nodes.extended.*; |
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49 import com.oracle.graal.nodes.java.*; |
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50 import com.oracle.graal.nodes.java.MethodCallTargetNode.InvokeKind; |
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51 import com.oracle.graal.nodes.type.*; |
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52 import com.oracle.graal.nodes.util.*; |
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53 import com.oracle.graal.options.*; |
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54 import com.oracle.graal.phases.*; |
| 13585 | 55 import com.oracle.graal.phases.tiers.*; |
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56 |
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57 /** |
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58 * The {@code GraphBuilder} class parses the bytecode of a method and builds the IR graph. |
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59 */ |
| 13585 | 60 public class GraphBuilderPhase extends BasePhase<HighTierContext> { |
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61 |
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62 static class Options { |
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63 // @formatter:off |
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64 @Option(help = "The trace level for the bytecode parser used when building a graph from bytecode") |
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65 public static final OptionValue<Integer> TraceBytecodeParserLevel = new OptionValue<>(0); |
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66 // @formatter:on |
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67 } |
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68 |
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69 public static final class RuntimeCalls { |
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70 |
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71 public static final ForeignCallDescriptor CREATE_NULL_POINTER_EXCEPTION = new ForeignCallDescriptor("createNullPointerException", NullPointerException.class); |
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72 public static final ForeignCallDescriptor CREATE_OUT_OF_BOUNDS_EXCEPTION = new ForeignCallDescriptor("createOutOfBoundsException", IndexOutOfBoundsException.class, int.class); |
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73 } |
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74 |
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75 /** |
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76 * The minimum value to which {@link Options#TraceBytecodeParserLevel} must be set to trace the |
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77 * bytecode instructions as they are parsed. |
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78 */ |
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79 public static final int TRACELEVEL_INSTRUCTIONS = 1; |
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80 |
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81 /** |
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82 * The minimum value to which {@link Options#TraceBytecodeParserLevel} must be set to trace the |
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83 * frame state before each bytecode instruction as it is parsed. |
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84 */ |
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85 public static final int TRACELEVEL_STATE = 2; |
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86 |
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87 private final GraphBuilderConfiguration graphBuilderConfig; |
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88 |
| 13585 | 89 public GraphBuilderPhase(GraphBuilderConfiguration graphBuilderConfig) { |
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90 this.graphBuilderConfig = graphBuilderConfig; |
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91 } |
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92 |
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93 @Override |
| 13585 | 94 protected void run(StructuredGraph graph, HighTierContext context) { |
| 95 new Instance(context.getMetaAccess(), graphBuilderConfig, context.getOptimisticOptimizations()).run(graph); | |
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96 } |
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97 |
| 13585 | 98 public static class Instance extends Phase { |
| 99 | |
| 100 private LineNumberTable lnt; | |
| 101 private int previousLineNumber; | |
| 102 private int currentLineNumber; | |
| 103 | |
| 104 protected StructuredGraph currentGraph; | |
| 105 | |
| 106 /** | |
| 107 * Head of placeholder list. | |
| 108 */ | |
| 109 protected BlockPlaceholderNode placeholders; | |
| 110 | |
| 111 private final MetaAccessProvider metaAccess; | |
| 112 private ConstantPool constantPool; | |
| 113 private ResolvedJavaMethod method; | |
| 114 private int entryBCI; | |
| 115 private ProfilingInfo profilingInfo; | |
| 116 | |
| 117 private BytecodeStream stream; // the bytecode stream | |
| 118 | |
| 119 protected FrameStateBuilder frameState; // the current execution state | |
| 120 private Block currentBlock; | |
| 121 | |
| 122 private ValueNode methodSynchronizedObject; | |
| 123 private ExceptionDispatchBlock unwindBlock; | |
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124 |
| 13585 | 125 private FixedWithNextNode lastInstr; // the last instruction added |
| 126 | |
| 127 private final GraphBuilderConfiguration graphBuilderConfig; | |
| 128 private final OptimisticOptimizations optimisticOpts; | |
| 129 | |
| 130 /** | |
| 131 * Meters the number of actual bytecodes parsed. | |
| 132 */ | |
| 133 public static final DebugMetric BytecodesParsed = Debug.metric("BytecodesParsed"); | |
| 134 | |
| 135 /** | |
| 136 * Node that marks the begin of block during bytecode parsing. When a block is identified | |
| 137 * the first time as a jump target, the placeholder is created and used as the successor for | |
| 138 * the jump. When the block is seen the second time, a {@link MergeNode} is created to | |
| 139 * correctly merge the now two different predecessor states. | |
| 140 */ | |
| 141 private static class BlockPlaceholderNode extends FixedWithNextNode { | |
| 142 | |
| 143 /* | |
| 144 * Cannot be explicitly declared as a Node type since it is not an input; would cause | |
| 145 * the !NODE_CLASS.isAssignableFrom(type) guarantee in | |
| 146 * NodeClass.FieldScanner.scanField() to fail. | |
| 147 */ | |
| 148 private final Object nextPlaceholder; | |
| 149 | |
| 150 public BlockPlaceholderNode(Instance builder) { | |
| 151 super(StampFactory.forVoid()); | |
| 152 nextPlaceholder = builder.placeholders; | |
| 153 builder.placeholders = this; | |
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154 } |
| 13585 | 155 |
| 156 BlockPlaceholderNode nextPlaceholder() { | |
| 157 return (BlockPlaceholderNode) nextPlaceholder; | |
| 158 } | |
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159 } |
| 13585 | 160 |
| 161 private Block[] loopHeaders; | |
| 162 | |
| 163 /** | |
| 164 * Gets the current frame state being processed by this builder. | |
| 165 */ | |
| 166 protected FrameStateBuilder getCurrentFrameState() { | |
| 167 return frameState; | |
| 168 } | |
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169 |
| 13585 | 170 /** |
| 171 * Gets the graph being processed by this builder. | |
| 172 */ | |
| 173 protected StructuredGraph getGraph() { | |
| 174 return currentGraph; | |
| 175 } | |
| 176 | |
| 177 protected ResolvedJavaMethod getMethod() { | |
| 178 return method; | |
| 179 } | |
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180 |
| 13585 | 181 public Instance(MetaAccessProvider metaAccess, GraphBuilderConfiguration graphBuilderConfig, OptimisticOptimizations optimisticOpts) { |
| 182 this.graphBuilderConfig = graphBuilderConfig; | |
| 183 this.optimisticOpts = optimisticOpts; | |
| 184 this.metaAccess = metaAccess; | |
| 185 assert metaAccess != null; | |
| 186 } | |
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187 |
| 13585 | 188 @Override |
| 189 protected void run(StructuredGraph graph) { | |
| 190 method = graph.method(); | |
| 191 if (graphBuilderConfig.eagerInfopointMode()) { | |
| 192 lnt = method.getLineNumberTable(); | |
| 193 previousLineNumber = -1; | |
| 194 } | |
| 195 entryBCI = graph.getEntryBCI(); | |
| 196 profilingInfo = method.getProfilingInfo(); | |
| 197 assert method.getCode() != null : "method must contain bytecodes: " + method; | |
| 198 this.stream = new BytecodeStream(method.getCode()); | |
| 199 this.constantPool = method.getConstantPool(); | |
| 200 unwindBlock = null; | |
| 201 methodSynchronizedObject = null; | |
| 202 this.currentGraph = graph; | |
| 203 this.frameState = new FrameStateBuilder(method, graph, graphBuilderConfig.eagerResolving()); | |
| 204 TTY.Filter filter = new TTY.Filter(PrintFilter.getValue(), method); | |
| 205 try { | |
| 206 build(); | |
| 207 } finally { | |
| 208 filter.remove(); | |
| 209 } | |
| 210 } | |
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211 |
| 13585 | 212 @Override |
| 213 protected String getDetailedName() { | |
| 214 return getName() + " " + MetaUtil.format("%H.%n(%p):%r", method); | |
| 215 } | |
| 216 | |
| 217 protected void build() { | |
| 218 if (PrintProfilingInformation.getValue()) { | |
| 219 TTY.println("Profiling info for " + MetaUtil.format("%H.%n(%p)", method)); | |
| 220 TTY.println(MetaUtil.indent(MetaUtil.profileToString(profilingInfo, method, CodeUtil.NEW_LINE), " ")); | |
| 221 } | |
| 222 | |
| 223 Indent indent = Debug.logAndIndent("build graph for %s", method); | |
| 224 | |
| 225 // compute the block map, setup exception handlers and get the entrypoint(s) | |
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226 BciBlockMapping blockMap = BciBlockMapping.create(method); |
| 13585 | 227 loopHeaders = blockMap.loopHeaders; |
| 228 | |
| 229 lastInstr = currentGraph.start(); | |
| 230 if (isSynchronized(method.getModifiers())) { | |
| 231 // add a monitor enter to the start block | |
| 232 currentGraph.start().setStateAfter(frameState.create(FrameState.BEFORE_BCI)); | |
| 233 methodSynchronizedObject = synchronizedObject(frameState, method); | |
| 234 lastInstr = genMonitorEnter(methodSynchronizedObject); | |
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235 } |
| 13585 | 236 frameState.clearNonLiveLocals(blockMap.startBlock.localsLiveIn); |
| 237 ((StateSplit) lastInstr).setStateAfter(frameState.create(0)); | |
| 238 | |
| 239 if (graphBuilderConfig.eagerInfopointMode()) { | |
| 240 InfopointNode ipn = currentGraph.add(new InfopointNode(InfopointReason.METHOD_START, frameState.create(0))); | |
| 241 lastInstr.setNext(ipn); | |
| 242 lastInstr = ipn; | |
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243 } |
| 13585 | 244 |
| 245 currentBlock = blockMap.startBlock; | |
| 246 blockMap.startBlock.entryState = frameState; | |
| 247 if (blockMap.startBlock.isLoopHeader) { | |
| 248 /* | |
| 249 * TODO(lstadler,gduboscq) createTarget might not be safe at this position, since it | |
| 250 * expects currentBlock, etc. to be set up correctly. A better solution to this | |
| 251 * problem of start blocks that are loop headers would be to create a dummy block in | |
| 252 * BciBlockMapping. | |
| 253 */ | |
| 254 appendGoto(createTarget(blockMap.startBlock, frameState)); | |
| 255 } else { | |
| 256 blockMap.startBlock.firstInstruction = lastInstr; | |
| 257 } | |
| 258 | |
| 259 for (Block block : blockMap.blocks) { | |
| 260 processBlock(block); | |
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261 } |
| 13585 | 262 processBlock(unwindBlock); |
| 263 | |
| 264 Debug.dump(currentGraph, "After bytecode parsing"); | |
| 265 | |
| 266 connectLoopEndToBegin(); | |
| 267 | |
| 268 // remove Placeholders | |
| 269 for (BlockPlaceholderNode n = placeholders; n != null; n = n.nextPlaceholder()) { | |
| 270 if (!n.isDeleted()) { | |
| 271 currentGraph.removeFixed(n); | |
| 272 } | |
| 273 } | |
| 274 placeholders = null; | |
| 275 | |
| 276 // remove dead FrameStates | |
| 277 for (Node n : currentGraph.getNodes(FrameState.class)) { | |
| 278 if (n.usages().isEmpty() && n.predecessor() == null) { | |
| 279 n.safeDelete(); | |
| 280 } | |
| 281 } | |
| 282 indent.outdent(); | |
| 283 } | |
| 284 | |
| 285 private Block unwindBlock(int bci) { | |
| 286 if (unwindBlock == null) { | |
| 287 unwindBlock = new ExceptionDispatchBlock(); | |
| 288 unwindBlock.startBci = -1; | |
| 289 unwindBlock.endBci = -1; | |
| 290 unwindBlock.deoptBci = bci; | |
| 291 unwindBlock.blockID = Integer.MAX_VALUE; | |
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292 } |
| 13585 | 293 return unwindBlock; |
| 294 } | |
| 295 | |
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296 protected BytecodeStream stream() { |
| 13585 | 297 return stream; |
| 298 } | |
| 299 | |
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300 protected int bci() { |
| 13585 | 301 return stream.currentBCI(); |
| 302 } | |
| 303 | |
| 304 private void loadLocal(int index, Kind kind) { | |
| 305 frameState.push(kind, frameState.loadLocal(index)); | |
| 306 } | |
| 307 | |
| 308 private void storeLocal(Kind kind, int index) { | |
| 309 ValueNode value; | |
| 310 if (kind == Kind.Object) { | |
| 311 value = frameState.xpop(); | |
| 312 // astore and astore_<n> may be used to store a returnAddress (jsr) | |
| 313 assert value.kind() == Kind.Object || value.kind() == Kind.Int; | |
| 314 } else { | |
| 315 value = frameState.pop(kind); | |
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316 } |
| 13585 | 317 frameState.storeLocal(index, value); |
| 318 } | |
| 319 | |
| 320 /** | |
| 321 * @param type the unresolved type of the constant | |
| 322 */ | |
| 323 protected void handleUnresolvedLoadConstant(JavaType type) { | |
| 324 assert !graphBuilderConfig.eagerResolving(); | |
| 325 append(new DeoptimizeNode(InvalidateRecompile, Unresolved)); | |
| 326 frameState.push(Kind.Object, appendConstant(Constant.NULL_OBJECT)); | |
| 327 } | |
| 328 | |
| 329 /** | |
| 330 * @param type the unresolved type of the type check | |
| 331 * @param object the object value whose type is being checked against {@code type} | |
| 332 */ | |
| 333 protected void handleUnresolvedCheckCast(JavaType type, ValueNode object) { | |
| 334 assert !graphBuilderConfig.eagerResolving(); | |
| 335 append(new FixedGuardNode(currentGraph.unique(new IsNullNode(object)), Unresolved, InvalidateRecompile)); | |
| 336 frameState.apush(appendConstant(Constant.NULL_OBJECT)); | |
| 337 } | |
| 338 | |
| 339 /** | |
| 340 * @param type the unresolved type of the type check | |
| 341 * @param object the object value whose type is being checked against {@code type} | |
| 342 */ | |
| 343 protected void handleUnresolvedInstanceOf(JavaType type, ValueNode object) { | |
| 344 assert !graphBuilderConfig.eagerResolving(); | |
| 345 BlockPlaceholderNode successor = currentGraph.add(new BlockPlaceholderNode(this)); | |
| 346 DeoptimizeNode deopt = currentGraph.add(new DeoptimizeNode(InvalidateRecompile, Unresolved)); | |
| 347 append(new IfNode(currentGraph.unique(new IsNullNode(object)), successor, deopt, 1)); | |
| 348 lastInstr = successor; | |
| 349 frameState.ipush(appendConstant(Constant.INT_0)); | |
| 350 } | |
| 351 | |
| 352 /** | |
| 353 * @param type the type being instantiated | |
| 354 */ | |
| 355 protected void handleUnresolvedNewInstance(JavaType type) { | |
| 356 assert !graphBuilderConfig.eagerResolving(); | |
| 357 append(new DeoptimizeNode(InvalidateRecompile, Unresolved)); | |
| 358 frameState.apush(appendConstant(Constant.NULL_OBJECT)); | |
| 359 } | |
| 360 | |
| 361 /** | |
| 362 * @param type the type of the array being instantiated | |
| 363 * @param length the length of the array | |
| 364 */ | |
| 365 protected void handleUnresolvedNewObjectArray(JavaType type, ValueNode length) { | |
| 366 assert !graphBuilderConfig.eagerResolving(); | |
| 367 append(new DeoptimizeNode(InvalidateRecompile, Unresolved)); | |
| 368 frameState.apush(appendConstant(Constant.NULL_OBJECT)); | |
| 369 } | |
| 370 | |
| 371 /** | |
| 372 * @param type the type being instantiated | |
| 373 * @param dims the dimensions for the multi-array | |
| 374 */ | |
| 375 protected void handleUnresolvedNewMultiArray(JavaType type, ValueNode[] dims) { | |
| 376 assert !graphBuilderConfig.eagerResolving(); | |
| 377 append(new DeoptimizeNode(InvalidateRecompile, Unresolved)); | |
| 378 frameState.apush(appendConstant(Constant.NULL_OBJECT)); | |
| 379 } | |
| 380 | |
| 381 /** | |
| 382 * @param field the unresolved field | |
| 383 * @param receiver the object containing the field or {@code null} if {@code field} is | |
| 384 * static | |
| 385 */ | |
| 386 protected void handleUnresolvedLoadField(JavaField field, ValueNode receiver) { | |
| 387 assert !graphBuilderConfig.eagerResolving(); | |
| 388 Kind kind = field.getKind(); | |
| 389 append(new DeoptimizeNode(InvalidateRecompile, Unresolved)); | |
| 390 frameState.push(kind.getStackKind(), appendConstant(Constant.defaultForKind(kind))); | |
| 391 } | |
| 392 | |
| 393 /** | |
| 394 * @param field the unresolved field | |
| 395 * @param value the value being stored to the field | |
| 396 * @param receiver the object containing the field or {@code null} if {@code field} is | |
| 397 * static | |
| 398 */ | |
| 399 protected void handleUnresolvedStoreField(JavaField field, ValueNode value, ValueNode receiver) { | |
| 400 assert !graphBuilderConfig.eagerResolving(); | |
| 401 append(new DeoptimizeNode(InvalidateRecompile, Unresolved)); | |
| 402 } | |
| 403 | |
| 404 /** | |
| 405 * @param representation | |
| 406 * @param type | |
| 407 */ | |
| 408 protected void handleUnresolvedExceptionType(Representation representation, JavaType type) { | |
| 409 assert !graphBuilderConfig.eagerResolving(); | |
| 410 append(new DeoptimizeNode(InvalidateRecompile, Unresolved)); | |
| 411 } | |
| 412 | |
| 413 protected void handleUnresolvedInvoke(JavaMethod javaMethod, InvokeKind invokeKind) { | |
| 414 assert !graphBuilderConfig.eagerResolving(); | |
| 415 boolean withReceiver = invokeKind != InvokeKind.Static; | |
| 416 append(new DeoptimizeNode(InvalidateRecompile, Unresolved)); | |
| 417 frameState.popArguments(javaMethod.getSignature().getParameterSlots(withReceiver), javaMethod.getSignature().getParameterCount(withReceiver)); | |
| 418 Kind kind = javaMethod.getSignature().getReturnKind(); | |
| 419 if (kind != Kind.Void) { | |
| 420 frameState.push(kind.getStackKind(), appendConstant(Constant.defaultForKind(kind))); | |
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421 } |
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423 |
| 13585 | 424 private DispatchBeginNode handleException(ValueNode exceptionObject, int bci) { |
| 425 assert bci == FrameState.BEFORE_BCI || bci == bci() : "invalid bci"; | |
| 426 Debug.log("Creating exception dispatch edges at %d, exception object=%s, exception seen=%s", bci, exceptionObject, profilingInfo.getExceptionSeen(bci)); | |
| 427 | |
| 428 Block dispatchBlock = currentBlock.exceptionDispatchBlock(); | |
| 429 /* | |
| 430 * The exception dispatch block is always for the last bytecode of a block, so if we are | |
| 431 * not at the endBci yet, there is no exception handler for this bci and we can unwind | |
| 432 * immediately. | |
| 433 */ | |
| 434 if (bci != currentBlock.endBci || dispatchBlock == null) { | |
| 435 dispatchBlock = unwindBlock(bci); | |
| 436 } | |
| 437 | |
| 438 FrameStateBuilder dispatchState = frameState.copy(); | |
| 439 dispatchState.clearStack(); | |
| 440 | |
| 441 DispatchBeginNode dispatchBegin; | |
| 442 if (exceptionObject == null) { | |
| 443 dispatchBegin = currentGraph.add(new ExceptionObjectNode(metaAccess)); | |
| 444 dispatchState.apush(dispatchBegin); | |
| 445 dispatchState.setRethrowException(true); | |
| 446 dispatchBegin.setStateAfter(dispatchState.create(bci)); | |
| 447 } else { | |
| 448 dispatchBegin = currentGraph.add(new DispatchBeginNode()); | |
| 449 dispatchBegin.setStateAfter(dispatchState.create(bci)); | |
| 450 dispatchState.apush(exceptionObject); | |
| 451 dispatchState.setRethrowException(true); | |
| 452 } | |
| 453 FixedNode target = createTarget(dispatchBlock, dispatchState); | |
| 454 dispatchBegin.setNext(target); | |
| 455 return dispatchBegin; | |
| 456 } | |
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457 |
| 13585 | 458 private void genLoadConstant(int cpi, int opcode) { |
| 459 Object con = lookupConstant(cpi, opcode); | |
| 460 | |
| 461 if (con instanceof JavaType) { | |
| 462 // this is a load of class constant which might be unresolved | |
| 463 JavaType type = (JavaType) con; | |
| 464 if (type instanceof ResolvedJavaType) { | |
| 465 frameState.push(Kind.Object, appendConstant(((ResolvedJavaType) type).getEncoding(Representation.JavaClass))); | |
| 466 } else { | |
| 467 handleUnresolvedLoadConstant(type); | |
| 468 } | |
| 469 } else if (con instanceof Constant) { | |
| 470 Constant constant = (Constant) con; | |
| 471 frameState.push(constant.getKind().getStackKind(), appendConstant(constant)); | |
| 472 } else { | |
| 473 throw new Error("lookupConstant returned an object of incorrect type"); | |
| 474 } | |
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475 } |
| 13585 | 476 |
| 477 private void genLoadIndexed(Kind kind) { | |
| 478 emitExplicitExceptions(frameState.peek(1), frameState.peek(0)); | |
| 479 | |
| 480 ValueNode index = frameState.ipop(); | |
| 481 ValueNode array = frameState.apop(); | |
| 482 frameState.push(kind.getStackKind(), append(new LoadIndexedNode(array, index, kind))); | |
| 483 } | |
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484 |
| 13585 | 485 private void genStoreIndexed(Kind kind) { |
| 486 emitExplicitExceptions(frameState.peek(2), frameState.peek(1)); | |
| 487 | |
| 488 ValueNode value = frameState.pop(kind.getStackKind()); | |
| 489 ValueNode index = frameState.ipop(); | |
| 490 ValueNode array = frameState.apop(); | |
| 491 append(new StoreIndexedNode(array, index, kind, value)); | |
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492 } |
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493 |
| 13585 | 494 private void stackOp(int opcode) { |
| 495 switch (opcode) { | |
| 496 case POP: { | |
| 497 frameState.xpop(); | |
| 498 break; | |
| 499 } | |
| 500 case POP2: { | |
| 501 frameState.xpop(); | |
| 502 frameState.xpop(); | |
| 503 break; | |
| 504 } | |
| 505 case DUP: { | |
| 506 ValueNode w = frameState.xpop(); | |
| 507 frameState.xpush(w); | |
| 508 frameState.xpush(w); | |
| 509 break; | |
| 510 } | |
| 511 case DUP_X1: { | |
| 512 ValueNode w1 = frameState.xpop(); | |
| 513 ValueNode w2 = frameState.xpop(); | |
| 514 frameState.xpush(w1); | |
| 515 frameState.xpush(w2); | |
| 516 frameState.xpush(w1); | |
| 517 break; | |
| 518 } | |
| 519 case DUP_X2: { | |
| 520 ValueNode w1 = frameState.xpop(); | |
| 521 ValueNode w2 = frameState.xpop(); | |
| 522 ValueNode w3 = frameState.xpop(); | |
| 523 frameState.xpush(w1); | |
| 524 frameState.xpush(w3); | |
| 525 frameState.xpush(w2); | |
| 526 frameState.xpush(w1); | |
| 527 break; | |
| 528 } | |
| 529 case DUP2: { | |
| 530 ValueNode w1 = frameState.xpop(); | |
| 531 ValueNode w2 = frameState.xpop(); | |
| 532 frameState.xpush(w2); | |
| 533 frameState.xpush(w1); | |
| 534 frameState.xpush(w2); | |
| 535 frameState.xpush(w1); | |
| 536 break; | |
| 537 } | |
| 538 case DUP2_X1: { | |
| 539 ValueNode w1 = frameState.xpop(); | |
| 540 ValueNode w2 = frameState.xpop(); | |
| 541 ValueNode w3 = frameState.xpop(); | |
| 542 frameState.xpush(w2); | |
| 543 frameState.xpush(w1); | |
| 544 frameState.xpush(w3); | |
| 545 frameState.xpush(w2); | |
| 546 frameState.xpush(w1); | |
| 547 break; | |
| 548 } | |
| 549 case DUP2_X2: { | |
| 550 ValueNode w1 = frameState.xpop(); | |
| 551 ValueNode w2 = frameState.xpop(); | |
| 552 ValueNode w3 = frameState.xpop(); | |
| 553 ValueNode w4 = frameState.xpop(); | |
| 554 frameState.xpush(w2); | |
| 555 frameState.xpush(w1); | |
| 556 frameState.xpush(w4); | |
| 557 frameState.xpush(w3); | |
| 558 frameState.xpush(w2); | |
| 559 frameState.xpush(w1); | |
| 560 break; | |
| 561 } | |
| 562 case SWAP: { | |
| 563 ValueNode w1 = frameState.xpop(); | |
| 564 ValueNode w2 = frameState.xpop(); | |
| 565 frameState.xpush(w1); | |
| 566 frameState.xpush(w2); | |
| 567 break; | |
| 568 } | |
| 569 default: | |
| 570 throw GraalInternalError.shouldNotReachHere(); | |
| 571 } | |
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572 |
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573 } |
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574 |
| 13585 | 575 private void genArithmeticOp(Kind result, int opcode) { |
| 576 ValueNode y = frameState.pop(result); | |
| 577 ValueNode x = frameState.pop(result); | |
| 578 boolean isStrictFP = isStrict(method.getModifiers()); | |
| 579 BinaryNode v; | |
| 580 switch (opcode) { | |
| 581 case IADD: | |
| 582 case LADD: | |
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583 v = new IntegerAddNode(StampFactory.forKind(result), x, y); |
| 13585 | 584 break; |
| 585 case FADD: | |
| 586 case DADD: | |
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587 v = new FloatAddNode(StampFactory.forKind(result), x, y, isStrictFP); |
| 13585 | 588 break; |
| 589 case ISUB: | |
| 590 case LSUB: | |
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591 v = new IntegerSubNode(StampFactory.forKind(result), x, y); |
| 13585 | 592 break; |
| 593 case FSUB: | |
| 594 case DSUB: | |
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595 v = new FloatSubNode(StampFactory.forKind(result), x, y, isStrictFP); |
| 13585 | 596 break; |
| 597 case IMUL: | |
| 598 case LMUL: | |
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599 v = new IntegerMulNode(StampFactory.forKind(result), x, y); |
| 13585 | 600 break; |
| 601 case FMUL: | |
| 602 case DMUL: | |
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603 v = new FloatMulNode(StampFactory.forKind(result), x, y, isStrictFP); |
| 13585 | 604 break; |
| 605 case FDIV: | |
| 606 case DDIV: | |
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607 v = new FloatDivNode(StampFactory.forKind(result), x, y, isStrictFP); |
| 13585 | 608 break; |
| 609 case FREM: | |
| 610 case DREM: | |
|
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diff
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|
611 v = new FloatRemNode(StampFactory.forKind(result), x, y, isStrictFP); |
| 13585 | 612 break; |
| 613 default: | |
| 614 throw new GraalInternalError("should not reach"); | |
| 615 } | |
| 616 frameState.push(result, append(v)); | |
|
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|
617 } |
|
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diff
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|
618 |
| 13585 | 619 private void genIntegerDivOp(Kind result, int opcode) { |
| 620 ValueNode y = frameState.pop(result); | |
| 621 ValueNode x = frameState.pop(result); | |
| 622 FixedWithNextNode v; | |
| 623 switch (opcode) { | |
| 624 case IDIV: | |
| 625 case LDIV: | |
|
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diff
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|
626 v = new IntegerDivNode(StampFactory.forKind(result), x, y); |
| 13585 | 627 break; |
| 628 case IREM: | |
| 629 case LREM: | |
|
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diff
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|
630 v = new IntegerRemNode(StampFactory.forKind(result), x, y); |
| 13585 | 631 break; |
| 632 default: | |
| 633 throw new GraalInternalError("should not reach"); | |
| 634 } | |
| 635 frameState.push(result, append(v)); | |
| 636 } | |
| 637 | |
| 638 private void genNegateOp(Kind kind) { | |
| 639 frameState.push(kind, append(new NegateNode(frameState.pop(kind)))); | |
| 640 } | |
| 641 | |
| 642 private void genShiftOp(Kind kind, int opcode) { | |
| 643 ValueNode s = frameState.ipop(); | |
| 644 ValueNode x = frameState.pop(kind); | |
| 645 ShiftNode v; | |
| 646 switch (opcode) { | |
| 647 case ISHL: | |
| 648 case LSHL: | |
|
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|
649 v = new LeftShiftNode(StampFactory.forKind(kind), x, s); |
| 13585 | 650 break; |
| 651 case ISHR: | |
| 652 case LSHR: | |
|
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|
653 v = new RightShiftNode(StampFactory.forKind(kind), x, s); |
| 13585 | 654 break; |
| 655 case IUSHR: | |
| 656 case LUSHR: | |
|
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|
657 v = new UnsignedRightShiftNode(StampFactory.forKind(kind), x, s); |
| 13585 | 658 break; |
| 659 default: | |
| 660 throw new GraalInternalError("should not reach"); | |
| 661 } | |
| 662 frameState.push(kind, append(v)); | |
| 663 } | |
| 664 | |
| 665 private void genLogicOp(Kind kind, int opcode) { | |
| 666 ValueNode y = frameState.pop(kind); | |
| 667 ValueNode x = frameState.pop(kind); | |
|
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|
668 Stamp stamp = StampFactory.forKind(kind); |
| 13585 | 669 BitLogicNode v; |
| 670 switch (opcode) { | |
| 671 case IAND: | |
| 672 case LAND: | |
|
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|
673 v = new AndNode(stamp, x, y); |
| 13585 | 674 break; |
| 675 case IOR: | |
| 676 case LOR: | |
|
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|
677 v = new OrNode(stamp, x, y); |
| 13585 | 678 break; |
| 679 case IXOR: | |
| 680 case LXOR: | |
|
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681 v = new XorNode(stamp, x, y); |
| 13585 | 682 break; |
| 683 default: | |
| 684 throw new GraalInternalError("should not reach"); | |
| 685 } | |
| 686 frameState.push(kind, append(v)); | |
| 687 } | |
| 688 | |
| 689 private void genCompareOp(Kind kind, boolean isUnorderedLess) { | |
| 690 ValueNode y = frameState.pop(kind); | |
| 691 ValueNode x = frameState.pop(kind); | |
| 692 frameState.ipush(append(new NormalizeCompareNode(x, y, isUnorderedLess))); | |
| 693 } | |
| 694 | |
|
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695 private void genFloatConvert(FloatConvert op, Kind from, Kind to) { |
|
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696 ValueNode input = frameState.pop(from.getStackKind()); |
|
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697 frameState.push(to.getStackKind(), append(new FloatConvertNode(op, input))); |
|
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698 } |
|
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|
699 |
|
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700 private void genSignExtend(Kind from, Kind to) { |
| 13585 | 701 ValueNode input = frameState.pop(from.getStackKind()); |
|
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702 if (from != from.getStackKind()) { |
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703 input = append(new NarrowNode(input, from.getBitCount())); |
|
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704 } |
|
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|
705 frameState.push(to.getStackKind(), append(new SignExtendNode(input, to.getBitCount()))); |
|
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|
706 } |
|
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|
707 |
|
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|
708 private void genZeroExtend(Kind from, Kind to) { |
|
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709 ValueNode input = frameState.pop(from.getStackKind()); |
|
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710 if (from != from.getStackKind()) { |
|
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|
711 input = append(new NarrowNode(input, from.getBitCount())); |
|
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|
712 } |
|
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|
713 frameState.push(to.getStackKind(), append(new ZeroExtendNode(input, to.getBitCount()))); |
|
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|
714 } |
|
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|
715 |
|
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|
716 private void genNarrow(Kind from, Kind to) { |
|
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717 ValueNode input = frameState.pop(from.getStackKind()); |
|
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|
718 frameState.push(to.getStackKind(), append(new NarrowNode(input, to.getBitCount()))); |
| 13585 | 719 } |
| 720 | |
| 721 private void genIncrement() { | |
| 722 int index = stream().readLocalIndex(); | |
| 723 int delta = stream().readIncrement(); | |
| 724 ValueNode x = frameState.loadLocal(index); | |
| 725 ValueNode y = appendConstant(Constant.forInt(delta)); | |
|
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|
726 frameState.storeLocal(index, append(new IntegerAddNode(StampFactory.forKind(Kind.Int), x, y))); |
| 13585 | 727 } |
| 728 | |
| 729 private void genGoto() { | |
| 730 appendGoto(createTarget(currentBlock.successors.get(0), frameState)); | |
| 731 assert currentBlock.numNormalSuccessors() == 1; | |
|
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|
732 } |
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|
733 |
| 13585 | 734 private void ifNode(ValueNode x, Condition cond, ValueNode y) { |
| 735 assert !x.isDeleted() && !y.isDeleted(); | |
| 736 assert currentBlock.numNormalSuccessors() == 2; | |
| 737 Block trueBlock = currentBlock.successors.get(0); | |
| 738 Block falseBlock = currentBlock.successors.get(1); | |
| 739 if (trueBlock == falseBlock) { | |
| 740 appendGoto(createTarget(trueBlock, frameState)); | |
| 741 return; | |
| 742 } | |
| 743 | |
| 744 double probability = profilingInfo.getBranchTakenProbability(bci()); | |
| 745 if (probability < 0) { | |
| 746 assert probability == -1 : "invalid probability"; | |
| 747 Debug.log("missing probability in %s at bci %d", method, bci()); | |
| 748 probability = 0.5; | |
| 749 } | |
| 750 | |
| 751 if (!optimisticOpts.removeNeverExecutedCode()) { | |
| 752 if (probability == 0) { | |
| 753 probability = 0.0000001; | |
| 754 } else if (probability == 1) { | |
| 755 probability = 0.999999; | |
| 756 } | |
| 757 } | |
| 758 | |
| 759 // the mirroring and negation operations get the condition into canonical form | |
| 760 boolean mirror = cond.canonicalMirror(); | |
| 761 boolean negate = cond.canonicalNegate(); | |
| 762 | |
| 763 ValueNode a = mirror ? y : x; | |
| 764 ValueNode b = mirror ? x : y; | |
| 765 | |
| 766 CompareNode condition; | |
| 767 assert !a.kind().isNumericFloat(); | |
| 768 if (cond == Condition.EQ || cond == Condition.NE) { | |
| 769 if (a.kind() == Kind.Object) { | |
| 770 condition = new ObjectEqualsNode(a, b); | |
| 771 } else { | |
| 772 condition = new IntegerEqualsNode(a, b); | |
| 773 } | |
| 774 } else { | |
| 775 assert a.kind() != Kind.Object && !cond.isUnsigned(); | |
| 776 condition = new IntegerLessThanNode(a, b); | |
| 777 } | |
| 778 condition = currentGraph.unique(condition); | |
| 779 | |
| 780 AbstractBeginNode trueSuccessor = createBlockTarget(probability, trueBlock, frameState); | |
| 781 AbstractBeginNode falseSuccessor = createBlockTarget(1 - probability, falseBlock, frameState); | |
| 782 | |
| 783 IfNode ifNode = negate ? new IfNode(condition, falseSuccessor, trueSuccessor, 1 - probability) : new IfNode(condition, trueSuccessor, falseSuccessor, probability); | |
| 784 append(ifNode); | |
| 785 } | |
| 786 | |
| 787 private void genIfZero(Condition cond) { | |
| 788 ValueNode y = appendConstant(Constant.INT_0); | |
| 789 ValueNode x = frameState.ipop(); | |
| 790 ifNode(x, cond, y); | |
| 791 } | |
| 792 | |
| 793 private void genIfNull(Condition cond) { | |
| 794 ValueNode y = appendConstant(Constant.NULL_OBJECT); | |
| 795 ValueNode x = frameState.apop(); | |
| 796 ifNode(x, cond, y); | |
| 797 } | |
| 798 | |
| 799 private void genIfSame(Kind kind, Condition cond) { | |
| 800 ValueNode y = frameState.pop(kind); | |
| 801 ValueNode x = frameState.pop(kind); | |
| 802 assert !x.isDeleted() && !y.isDeleted(); | |
| 803 ifNode(x, cond, y); | |
| 804 } | |
| 805 | |
| 806 private void genThrow() { | |
| 807 ValueNode exception = frameState.apop(); | |
| 808 append(new FixedGuardNode(currentGraph.unique(new IsNullNode(exception)), NullCheckException, InvalidateReprofile, true)); | |
| 809 lastInstr.setNext(handleException(exception, bci())); | |
| 810 } | |
| 811 | |
| 812 private JavaType lookupType(int cpi, int bytecode) { | |
| 813 eagerResolvingForSnippets(cpi, bytecode); | |
| 814 JavaType result = constantPool.lookupType(cpi, bytecode); | |
| 815 assert !graphBuilderConfig.unresolvedIsError() || result instanceof ResolvedJavaType; | |
| 816 return result; | |
| 817 } | |
| 818 | |
| 819 private JavaMethod lookupMethod(int cpi, int opcode) { | |
| 820 eagerResolvingForSnippets(cpi, opcode); | |
| 821 JavaMethod result = constantPool.lookupMethod(cpi, opcode); | |
| 822 /* | |
|
14068
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Lukas Stadler <lukas.stadler@oracle.com>
parents:
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diff
changeset
|
823 * In general, one cannot assume that the declaring class being initialized is useful, |
|
73f5ddd8414d
clean up snippet-related assertion in GraphBuilderPhase
Lukas Stadler <lukas.stadler@oracle.com>
parents:
14066
diff
changeset
|
824 * since the actual concrete receiver may be a different class (except for static |
|
73f5ddd8414d
clean up snippet-related assertion in GraphBuilderPhase
Lukas Stadler <lukas.stadler@oracle.com>
parents:
14066
diff
changeset
|
825 * calls). Also, interfaces are initialized only under special circumstances, so that |
|
73f5ddd8414d
clean up snippet-related assertion in GraphBuilderPhase
Lukas Stadler <lukas.stadler@oracle.com>
parents:
14066
diff
changeset
|
826 * this assertion would often fail for interface calls. |
| 13585 | 827 */ |
|
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Merged with jdk9/dev/hotspot changeset 3812c088b945
twisti
parents:
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diff
changeset
|
828 assert !graphBuilderConfig.unresolvedIsError() || (result instanceof ResolvedJavaMethod && (opcode != INVOKESTATIC || ((ResolvedJavaMethod) result).getDeclaringClass().isInitialized())) : result; |
| 13585 | 829 return result; |
| 830 } | |
| 831 | |
| 832 private JavaField lookupField(int cpi, int opcode) { | |
| 833 eagerResolvingForSnippets(cpi, opcode); | |
| 834 JavaField result = constantPool.lookupField(cpi, opcode); | |
| 835 assert !graphBuilderConfig.unresolvedIsError() || (result instanceof ResolvedJavaField && ((ResolvedJavaField) result).getDeclaringClass().isInitialized()) : result; | |
| 836 return result; | |
| 837 } | |
| 838 | |
| 839 private Object lookupConstant(int cpi, int opcode) { | |
| 840 eagerResolvingForSnippets(cpi, opcode); | |
| 841 Object result = constantPool.lookupConstant(cpi); | |
|
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Merged with jdk9/dev/hotspot changeset 3812c088b945
twisti
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14068
diff
changeset
|
842 assert !graphBuilderConfig.eagerResolving() || !(result instanceof JavaType) || (result instanceof ResolvedJavaType) : result; |
| 13585 | 843 return result; |
| 844 } | |
| 845 | |
| 846 private void eagerResolvingForSnippets(int cpi, int bytecode) { | |
| 847 if (graphBuilderConfig.eagerResolving()) { | |
| 848 constantPool.loadReferencedType(cpi, bytecode); | |
| 849 } | |
| 850 } | |
| 851 | |
| 852 private JavaTypeProfile getProfileForTypeCheck(ResolvedJavaType type) { | |
| 853 if (!optimisticOpts.useTypeCheckHints() || !canHaveSubtype(type)) { | |
| 854 return null; | |
| 855 } else { | |
| 856 return profilingInfo.getTypeProfile(bci()); | |
|
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Adjust profiling information in case it is 0.0 or 1.0 for a branch.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
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diff
changeset
|
857 } |
|
e99a5d7c3deb
Adjust profiling information in case it is 0.0 or 1.0 for a branch.
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diff
changeset
|
858 } |
|
e99a5d7c3deb
Adjust profiling information in case it is 0.0 or 1.0 for a branch.
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parents:
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diff
changeset
|
859 |
| 13585 | 860 private void genCheckCast() { |
| 861 int cpi = stream().readCPI(); | |
| 862 JavaType type = lookupType(cpi, CHECKCAST); | |
| 863 ValueNode object = frameState.apop(); | |
| 864 if (type instanceof ResolvedJavaType) { | |
| 865 JavaTypeProfile profileForTypeCheck = getProfileForTypeCheck((ResolvedJavaType) type); | |
| 866 CheckCastNode checkCastNode = append(new CheckCastNode((ResolvedJavaType) type, object, profileForTypeCheck, false)); | |
| 867 frameState.apush(checkCastNode); | |
|
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diff
changeset
|
868 } else { |
| 13585 | 869 handleUnresolvedCheckCast(type, object); |
|
5425
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parents:
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|
870 } |
|
0364a2a874b8
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parents:
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|
871 } |
|
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changeset
|
872 |
| 13585 | 873 private void genInstanceOf() { |
| 874 int cpi = stream().readCPI(); | |
| 875 JavaType type = lookupType(cpi, INSTANCEOF); | |
| 876 ValueNode object = frameState.apop(); | |
| 877 if (type instanceof ResolvedJavaType) { | |
| 878 ResolvedJavaType resolvedType = (ResolvedJavaType) type; | |
| 879 InstanceOfNode instanceOfNode = new InstanceOfNode((ResolvedJavaType) type, object, getProfileForTypeCheck(resolvedType)); | |
| 880 frameState.ipush(append(new ConditionalNode(currentGraph.unique(instanceOfNode)))); | |
| 881 } else { | |
| 882 handleUnresolvedInstanceOf(type, object); | |
| 883 } | |
| 884 } | |
|
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parents:
diff
changeset
|
885 |
| 13585 | 886 void genNewInstance(int cpi) { |
| 887 JavaType type = lookupType(cpi, NEW); | |
| 888 if (type instanceof ResolvedJavaType && ((ResolvedJavaType) type).isInitialized()) { | |
| 889 frameState.apush(append(createNewInstance((ResolvedJavaType) type, true))); | |
| 890 } else { | |
| 891 handleUnresolvedNewInstance(type); | |
| 892 } | |
| 893 } | |
|
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changeset
|
894 |
| 13585 | 895 protected NewInstanceNode createNewInstance(ResolvedJavaType type, boolean fillContents) { |
| 896 return new NewInstanceNode(type, fillContents); | |
|
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|
897 } |
|
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|
898 |
| 13585 | 899 /** |
| 900 * Gets the kind of array elements for the array type code that appears in a | |
| 901 * {@link Bytecodes#NEWARRAY} bytecode. | |
| 902 * | |
| 903 * @param code the array type code | |
| 904 * @return the kind from the array type code | |
| 905 */ | |
| 906 public static Class<?> arrayTypeCodeToClass(int code) { | |
| 907 // Checkstyle: stop | |
| 908 switch (code) { | |
| 909 case 4: | |
| 910 return boolean.class; | |
| 911 case 5: | |
| 912 return char.class; | |
| 913 case 6: | |
| 914 return float.class; | |
| 915 case 7: | |
| 916 return double.class; | |
| 917 case 8: | |
| 918 return byte.class; | |
| 919 case 9: | |
| 920 return short.class; | |
| 921 case 10: | |
| 922 return int.class; | |
| 923 case 11: | |
| 924 return long.class; | |
| 925 default: | |
| 926 throw new IllegalArgumentException("unknown array type code: " + code); | |
| 927 } | |
| 928 // Checkstyle: resume | |
|
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
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|
929 } |
|
e233f5660da4
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
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|
930 |
| 13585 | 931 private void genNewPrimitiveArray(int typeCode) { |
| 932 Class<?> clazz = arrayTypeCodeToClass(typeCode); | |
| 933 ResolvedJavaType elementType = metaAccess.lookupJavaType(clazz); | |
| 934 frameState.apush(append(createNewArray(elementType, frameState.ipop(), true))); | |
| 935 } | |
|
13133
dfb8de11d1bf
Make graph builder more extensible by subclasses
Christian Wimmer <christian.wimmer@oracle.com>
parents:
12695
diff
changeset
|
936 |
| 13585 | 937 private void genNewObjectArray(int cpi) { |
| 938 JavaType type = lookupType(cpi, ANEWARRAY); | |
| 939 ValueNode length = frameState.ipop(); | |
| 940 if (type instanceof ResolvedJavaType) { | |
| 941 frameState.apush(append(createNewArray((ResolvedJavaType) type, length, true))); | |
| 942 } else { | |
| 943 handleUnresolvedNewObjectArray(type, length); | |
| 944 } | |
| 945 | |
|
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
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|
946 } |
|
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parents:
diff
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|
947 |
| 13585 | 948 protected NewArrayNode createNewArray(ResolvedJavaType elementType, ValueNode length, boolean fillContents) { |
| 949 return new NewArrayNode(elementType, length, fillContents); | |
|
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|
950 } |
|
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parents:
diff
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|
951 |
| 13585 | 952 private void genNewMultiArray(int cpi) { |
| 953 JavaType type = lookupType(cpi, MULTIANEWARRAY); | |
| 954 int rank = stream().readUByte(bci() + 3); | |
| 955 ValueNode[] dims = new ValueNode[rank]; | |
| 956 for (int i = rank - 1; i >= 0; i--) { | |
| 957 dims[i] = frameState.ipop(); | |
| 958 } | |
| 959 if (type instanceof ResolvedJavaType) { | |
|
13938
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Make graph builder more extensible
Christian Wimmer <christian.wimmer@oracle.com>
parents:
13798
diff
changeset
|
960 frameState.apush(append(createNewMultiArray((ResolvedJavaType) type, dims))); |
| 13585 | 961 } else { |
| 962 handleUnresolvedNewMultiArray(type, dims); | |
| 963 } | |
| 964 } | |
|
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Christian Wimmer <christian.wimmer@oracle.com>
parents:
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diff
changeset
|
965 |
|
13938
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Christian Wimmer <christian.wimmer@oracle.com>
parents:
13798
diff
changeset
|
966 protected NewMultiArrayNode createNewMultiArray(ResolvedJavaType type, ValueNode[] dimensions) { |
|
aa8fb1cb16d1
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Christian Wimmer <christian.wimmer@oracle.com>
parents:
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diff
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|
967 return new NewMultiArrayNode(type, dimensions); |
|
aa8fb1cb16d1
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parents:
13798
diff
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|
968 } |
|
aa8fb1cb16d1
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Christian Wimmer <christian.wimmer@oracle.com>
parents:
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diff
changeset
|
969 |
| 13585 | 970 private void genGetField(JavaField field) { |
| 971 emitExplicitExceptions(frameState.peek(0), null); | |
|
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parents:
diff
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|
972 |
| 13585 | 973 Kind kind = field.getKind(); |
| 974 ValueNode receiver = frameState.apop(); | |
| 975 if ((field instanceof ResolvedJavaField) && ((ResolvedJavaField) field).getDeclaringClass().isInitialized()) { | |
| 976 appendOptimizedLoadField(kind, new LoadFieldNode(receiver, (ResolvedJavaField) field)); | |
| 977 } else { | |
| 978 handleUnresolvedLoadField(field, receiver); | |
| 979 } | |
|
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parents:
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changeset
|
980 } |
| 13585 | 981 |
| 982 public static class ExceptionInfo { | |
|
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
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|
983 |
| 13585 | 984 public final FixedWithNextNode exceptionEdge; |
| 985 public final ValueNode exception; | |
|
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parents:
diff
changeset
|
986 |
| 13585 | 987 public ExceptionInfo(FixedWithNextNode exceptionEdge, ValueNode exception) { |
| 988 this.exceptionEdge = exceptionEdge; | |
| 989 this.exception = exception; | |
| 990 } | |
| 991 } | |
|
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|
992 |
| 13585 | 993 private void emitNullCheck(ValueNode receiver) { |
| 994 if (ObjectStamp.isObjectNonNull(receiver.stamp())) { | |
| 995 return; | |
| 996 } | |
| 997 BlockPlaceholderNode trueSucc = currentGraph.add(new BlockPlaceholderNode(this)); | |
| 998 BlockPlaceholderNode falseSucc = currentGraph.add(new BlockPlaceholderNode(this)); | |
| 999 append(new IfNode(currentGraph.unique(new IsNullNode(receiver)), trueSucc, falseSucc, 0.01)); | |
| 1000 lastInstr = falseSucc; | |
|
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parents:
diff
changeset
|
1001 |
| 13585 | 1002 if (OmitHotExceptionStacktrace.getValue()) { |
| 1003 ValueNode exception = ConstantNode.forObject(cachedNullPointerException, metaAccess, currentGraph); | |
| 1004 trueSucc.setNext(handleException(exception, bci())); | |
| 1005 } else { | |
| 1006 DeferredForeignCallNode call = currentGraph.add(new DeferredForeignCallNode(CREATE_NULL_POINTER_EXCEPTION)); | |
|
14045
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put tighter types on some builtin operations
Tom Rodriguez <tom.rodriguez@oracle.com>
parents:
14024
diff
changeset
|
1007 call.setStamp(StampFactory.exactNonNull(metaAccess.lookupJavaType(CREATE_NULL_POINTER_EXCEPTION.getResultType()))); |
| 13585 | 1008 call.setStateAfter(frameState.create(bci())); |
| 1009 trueSucc.setNext(call); | |
| 1010 call.setNext(handleException(call, bci())); | |
| 1011 } | |
|
6552
3cd6c6743a6a
Do not generate null check for values already proven to be non-null.
Christian Wimmer <christian.wimmer@oracle.com>
parents:
6539
diff
changeset
|
1012 } |
|
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|
1013 |
| 13585 | 1014 private static final ArrayIndexOutOfBoundsException cachedArrayIndexOutOfBoundsException = new ArrayIndexOutOfBoundsException(); |
| 1015 private static final NullPointerException cachedNullPointerException = new NullPointerException(); | |
| 1016 static { | |
| 1017 cachedArrayIndexOutOfBoundsException.setStackTrace(new StackTraceElement[0]); | |
| 1018 cachedNullPointerException.setStackTrace(new StackTraceElement[0]); | |
|
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
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|
1019 } |
| 13585 | 1020 |
| 1021 private void emitBoundsCheck(ValueNode index, ValueNode length) { | |
| 1022 BlockPlaceholderNode trueSucc = currentGraph.add(new BlockPlaceholderNode(this)); | |
| 1023 BlockPlaceholderNode falseSucc = currentGraph.add(new BlockPlaceholderNode(this)); | |
| 1024 append(new IfNode(currentGraph.unique(new IntegerBelowThanNode(index, length)), trueSucc, falseSucc, 0.99)); | |
| 1025 lastInstr = trueSucc; | |
|
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parents:
diff
changeset
|
1026 |
| 13585 | 1027 if (OmitHotExceptionStacktrace.getValue()) { |
| 1028 ValueNode exception = ConstantNode.forObject(cachedArrayIndexOutOfBoundsException, metaAccess, currentGraph); | |
| 1029 falseSucc.setNext(handleException(exception, bci())); | |
| 1030 } else { | |
| 1031 DeferredForeignCallNode call = currentGraph.add(new DeferredForeignCallNode(CREATE_OUT_OF_BOUNDS_EXCEPTION, index)); | |
|
14045
7b5269608cb3
put tighter types on some builtin operations
Tom Rodriguez <tom.rodriguez@oracle.com>
parents:
14024
diff
changeset
|
1032 call.setStamp(StampFactory.exactNonNull(metaAccess.lookupJavaType(CREATE_OUT_OF_BOUNDS_EXCEPTION.getResultType()))); |
| 13585 | 1033 call.setStateAfter(frameState.create(bci())); |
| 1034 falseSucc.setNext(call); | |
| 1035 call.setNext(handleException(call, bci())); | |
| 1036 } | |
| 1037 } | |
|
3733
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
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diff
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|
1038 |
|
14016
555867401850
Make Debug.metric objects static
Tom Rodriguez <tom.rodriguez@oracle.com>
parents:
14000
diff
changeset
|
1039 private static final DebugMetric EXPLICIT_EXCEPTIONS = Debug.metric("ExplicitExceptions"); |
|
555867401850
Make Debug.metric objects static
Tom Rodriguez <tom.rodriguez@oracle.com>
parents:
14000
diff
changeset
|
1040 |
| 13585 | 1041 protected void emitExplicitExceptions(ValueNode receiver, ValueNode outOfBoundsIndex) { |
| 1042 assert receiver != null; | |
| 1043 if (graphBuilderConfig.omitAllExceptionEdges() || (optimisticOpts.useExceptionProbabilityForOperations() && profilingInfo.getExceptionSeen(bci()) == TriState.FALSE)) { | |
| 1044 return; | |
| 1045 } | |
|
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
1046 |
| 13585 | 1047 emitNullCheck(receiver); |
| 1048 if (outOfBoundsIndex != null) { | |
| 1049 ValueNode length = append(new ArrayLengthNode(receiver)); | |
| 1050 emitBoundsCheck(outOfBoundsIndex, length); | |
| 1051 } | |
|
14016
555867401850
Make Debug.metric objects static
Tom Rodriguez <tom.rodriguez@oracle.com>
parents:
14000
diff
changeset
|
1052 EXPLICIT_EXCEPTIONS.increment(); |
|
5256
1e153fdac9fb
Fix and simplify exception handling in the bytecode parser
Christian Wimmer <Christian.Wimmer@Oracle.com>
parents:
5255
diff
changeset
|
1053 } |
|
3733
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
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diff
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|
1054 |
| 13585 | 1055 private void genPutField(JavaField field) { |
| 1056 emitExplicitExceptions(frameState.peek(1), null); | |
|
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
1057 |
| 13585 | 1058 ValueNode value = frameState.pop(field.getKind().getStackKind()); |
| 1059 ValueNode receiver = frameState.apop(); | |
| 1060 if (field instanceof ResolvedJavaField && ((ResolvedJavaField) field).getDeclaringClass().isInitialized()) { | |
| 1061 appendOptimizedStoreField(new StoreFieldNode(receiver, (ResolvedJavaField) field, value)); | |
| 1062 } else { | |
| 1063 handleUnresolvedStoreField(field, value, receiver); | |
| 1064 } | |
|
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diff
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|
1065 } |
|
e233f5660da4
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
1066 |
| 13585 | 1067 private void genGetStatic(JavaField field) { |
| 1068 Kind kind = field.getKind(); | |
| 1069 if (field instanceof ResolvedJavaField && ((ResolvedJavaType) field.getDeclaringClass()).isInitialized()) { | |
| 1070 appendOptimizedLoadField(kind, new LoadFieldNode(null, (ResolvedJavaField) field)); | |
|
3733
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parents:
diff
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|
1071 } else { |
| 13585 | 1072 handleUnresolvedLoadField(field, null); |
|
3733
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
1073 } |
|
e233f5660da4
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
1074 } |
|
e233f5660da4
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
1075 |
| 13585 | 1076 private void genPutStatic(JavaField field) { |
| 1077 ValueNode value = frameState.pop(field.getKind().getStackKind()); | |
| 1078 if (field instanceof ResolvedJavaField && ((ResolvedJavaType) field.getDeclaringClass()).isInitialized()) { | |
| 1079 appendOptimizedStoreField(new StoreFieldNode(null, (ResolvedJavaField) field, value)); | |
| 1080 } else { | |
| 1081 handleUnresolvedStoreField(field, value, null); | |
|
8945
7ef66078d837
add basic invokedynamic support
Andreas Woess <andreas.woess@jku.at>
parents:
8660
diff
changeset
|
1082 } |
|
7ef66078d837
add basic invokedynamic support
Andreas Woess <andreas.woess@jku.at>
parents:
8660
diff
changeset
|
1083 } |
|
7ef66078d837
add basic invokedynamic support
Andreas Woess <andreas.woess@jku.at>
parents:
8660
diff
changeset
|
1084 |
| 13585 | 1085 private void appendOptimizedStoreField(StoreFieldNode store) { |
| 1086 append(store); | |
| 1087 } | |
|
3733
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
1088 |
| 13585 | 1089 private void appendOptimizedLoadField(Kind kind, LoadFieldNode load) { |
| 1090 // append the load to the instruction | |
| 1091 ValueNode optimized = append(load); | |
| 1092 frameState.push(kind.getStackKind(), optimized); | |
|
3733
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
1093 } |
|
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
1094 |
| 13585 | 1095 private void genInvokeStatic(JavaMethod target) { |
| 1096 if (target instanceof ResolvedJavaMethod) { | |
| 1097 ResolvedJavaMethod resolvedTarget = (ResolvedJavaMethod) target; | |
| 1098 ResolvedJavaType holder = resolvedTarget.getDeclaringClass(); | |
| 1099 if (!holder.isInitialized() && ResolveClassBeforeStaticInvoke.getValue()) { | |
| 1100 handleUnresolvedInvoke(target, InvokeKind.Static); | |
| 1101 } else { | |
| 1102 ValueNode[] args = frameState.popArguments(resolvedTarget.getSignature().getParameterSlots(false), resolvedTarget.getSignature().getParameterCount(false)); | |
| 1103 appendInvoke(InvokeKind.Static, resolvedTarget, args); | |
| 1104 } | |
| 1105 } else { | |
| 1106 handleUnresolvedInvoke(target, InvokeKind.Static); | |
| 11265 | 1107 } |
|
5443
141817e206d4
changes to the dependencies and stamp system:
Lukas Stadler <lukas.stadler@jku.at>
parents:
5425
diff
changeset
|
1108 } |
| 13585 | 1109 |
| 1110 private void genInvokeInterface(JavaMethod target) { | |
| 1111 if (target instanceof ResolvedJavaMethod) { | |
| 1112 ValueNode[] args = frameState.popArguments(target.getSignature().getParameterSlots(true), target.getSignature().getParameterCount(true)); | |
| 1113 genInvokeIndirect(InvokeKind.Interface, (ResolvedJavaMethod) target, args); | |
| 1114 } else { | |
| 1115 handleUnresolvedInvoke(target, InvokeKind.Interface); | |
| 1116 } | |
| 1117 } | |
| 1118 | |
| 1119 private void genInvokeDynamic(JavaMethod target) { | |
| 1120 if (target instanceof ResolvedJavaMethod) { | |
| 1121 Object appendix = constantPool.lookupAppendix(stream.readCPI4(), Bytecodes.INVOKEDYNAMIC); | |
| 1122 if (appendix != null) { | |
| 1123 frameState.apush(ConstantNode.forObject(appendix, metaAccess, currentGraph)); | |
| 1124 } | |
| 1125 ValueNode[] args = frameState.popArguments(target.getSignature().getParameterSlots(false), target.getSignature().getParameterCount(false)); | |
| 1126 appendInvoke(InvokeKind.Static, (ResolvedJavaMethod) target, args); | |
| 1127 } else { | |
| 1128 handleUnresolvedInvoke(target, InvokeKind.Static); | |
|
9837
59d799c965c9
Allow ResolvedJavaType.resolveMethod to return null
Christian Wimmer <christian.wimmer@oracle.com>
parents:
9793
diff
changeset
|
1129 } |
|
3733
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
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|
1130 } |
|
e233f5660da4
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
1131 |
| 13585 | 1132 private void genInvokeVirtual(JavaMethod target) { |
| 1133 if (target instanceof ResolvedJavaMethod) { | |
| 1134 /* | |
| 1135 * Special handling for runtimes that rewrite an invocation of | |
| 1136 * MethodHandle.invoke(...) or MethodHandle.invokeExact(...) to a static adapter. | |
| 1137 * HotSpot does this - see | |
| 1138 * https://wikis.oracle.com/display/HotSpotInternals/Method+handles | |
| 1139 * +and+invokedynamic | |
| 1140 */ | |
| 1141 boolean hasReceiver = !isStatic(((ResolvedJavaMethod) target).getModifiers()); | |
| 1142 Object appendix = constantPool.lookupAppendix(stream.readCPI(), Bytecodes.INVOKEVIRTUAL); | |
| 1143 if (appendix != null) { | |
| 1144 frameState.apush(ConstantNode.forObject(appendix, metaAccess, currentGraph)); | |
| 1145 } | |
| 1146 ValueNode[] args = frameState.popArguments(target.getSignature().getParameterSlots(hasReceiver), target.getSignature().getParameterCount(hasReceiver)); | |
| 1147 if (hasReceiver) { | |
| 1148 genInvokeIndirect(InvokeKind.Virtual, (ResolvedJavaMethod) target, args); | |
| 1149 } else { | |
| 1150 appendInvoke(InvokeKind.Static, (ResolvedJavaMethod) target, args); | |
| 1151 } | |
| 1152 } else { | |
| 1153 handleUnresolvedInvoke(target, InvokeKind.Virtual); | |
| 1154 } | |
|
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parents:
diff
changeset
|
1155 |
|
5256
1e153fdac9fb
Fix and simplify exception handling in the bytecode parser
Christian Wimmer <Christian.Wimmer@Oracle.com>
parents:
5255
diff
changeset
|
1156 } |
|
1e153fdac9fb
Fix and simplify exception handling in the bytecode parser
Christian Wimmer <Christian.Wimmer@Oracle.com>
parents:
5255
diff
changeset
|
1157 |
| 13585 | 1158 private void genInvokeSpecial(JavaMethod target) { |
| 1159 if (target instanceof ResolvedJavaMethod) { | |
| 1160 assert target != null; | |
| 1161 assert target.getSignature() != null; | |
| 1162 ValueNode[] args = frameState.popArguments(target.getSignature().getParameterSlots(true), target.getSignature().getParameterCount(true)); | |
| 1163 invokeDirect((ResolvedJavaMethod) target, args); | |
| 1164 } else { | |
| 1165 handleUnresolvedInvoke(target, InvokeKind.Special); | |
|
11319
602a25aade24
GraphBuilderPhase: Insert explicit null checks for invokes if an exception has been seen
Gilles Duboscq <duboscq@ssw.jku.at>
parents:
11314
diff
changeset
|
1166 } |
|
9389
708aea0e5a25
Introduce proxy nodes for propagating profiling information.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
9322
diff
changeset
|
1167 } |
|
13496
a245e3585ad4
Make invoke node creation overrideable by subclasses
Christian Wimmer <christian.wimmer@oracle.com>
parents:
13342
diff
changeset
|
1168 |
| 13585 | 1169 private void genInvokeIndirect(InvokeKind invokeKind, ResolvedJavaMethod target, ValueNode[] args) { |
| 1170 ValueNode receiver = args[0]; | |
| 1171 // attempt to devirtualize the call | |
| 1172 ResolvedJavaType klass = target.getDeclaringClass(); | |
|
13221
d5c6d9beebe3
graph builder: fixed wrong liveness of locals in ExceptionObject?s frame state
Erik Eckstein <erik.eckstein@oracle.com>
parents:
13148
diff
changeset
|
1173 |
| 13585 | 1174 // 0. check for trivial cases |
| 1175 if (target.canBeStaticallyBound()) { | |
| 1176 // check for trivial cases (e.g. final methods, nonvirtual methods) | |
| 1177 invokeDirect(target, args); | |
| 1178 return; | |
| 1179 } | |
| 1180 // 1. check if the exact type of the receiver can be determined | |
| 1181 ResolvedJavaType exact = klass.asExactType(); | |
| 1182 if (exact == null && receiver.stamp() instanceof ObjectStamp) { | |
| 1183 ObjectStamp receiverStamp = (ObjectStamp) receiver.stamp(); | |
| 1184 if (receiverStamp.isExactType()) { | |
| 1185 exact = receiverStamp.type(); | |
| 1186 } | |
| 1187 } | |
| 1188 if (exact != null) { | |
| 1189 // either the holder class is exact, or the receiver object has an exact type | |
| 1190 ResolvedJavaMethod exactMethod = exact.resolveMethod(target); | |
| 1191 if (exactMethod != null) { | |
| 1192 invokeDirect(exactMethod, args); | |
| 1193 return; | |
| 1194 } | |
| 1195 } | |
| 1196 // devirtualization failed, produce an actual invokevirtual | |
| 1197 appendInvoke(invokeKind, target, args); | |
|
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diff
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|
1198 } |
|
e233f5660da4
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diff
changeset
|
1199 |
| 13585 | 1200 private void invokeDirect(ResolvedJavaMethod target, ValueNode[] args) { |
| 1201 appendInvoke(InvokeKind.Special, target, args); | |
|
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|
1202 } |
|
e233f5660da4
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
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diff
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|
1203 |
| 13585 | 1204 private void appendInvoke(InvokeKind invokeKind, ResolvedJavaMethod targetMethod, ValueNode[] args) { |
| 1205 Kind resultType = targetMethod.getSignature().getReturnKind(); | |
| 1206 if (DeoptALot.getValue()) { | |
| 1207 append(new DeoptimizeNode(DeoptimizationAction.None, RuntimeConstraint)); | |
| 1208 frameState.pushReturn(resultType, ConstantNode.defaultForKind(resultType, currentGraph)); | |
| 1209 return; | |
|
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|
1210 } |
|
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|
1211 |
| 13585 | 1212 JavaType returnType = targetMethod.getSignature().getReturnType(method.getDeclaringClass()); |
| 1213 if (graphBuilderConfig.eagerResolving()) { | |
| 1214 returnType = returnType.resolve(targetMethod.getDeclaringClass()); | |
|
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Gilles Duboscq <duboscq@ssw.jku.at>
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diff
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|
1215 } |
| 13585 | 1216 if (invokeKind != InvokeKind.Static) { |
| 1217 emitExplicitExceptions(args[0], null); | |
| 1218 if (invokeKind != InvokeKind.Special && this.optimisticOpts.useTypeCheckHints()) { | |
| 1219 JavaTypeProfile profile = profilingInfo.getTypeProfile(bci()); | |
| 1220 args[0] = TypeProfileProxyNode.create(args[0], profile); | |
| 1221 } | |
| 1222 } | |
| 1223 MethodCallTargetNode callTarget = currentGraph.add(createMethodCallTarget(invokeKind, targetMethod, args, returnType)); | |
|
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diff
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|
1224 |
| 13585 | 1225 // be conservative if information was not recorded (could result in endless recompiles |
| 1226 // otherwise) | |
| 1227 if (graphBuilderConfig.omitAllExceptionEdges() || (optimisticOpts.useExceptionProbability() && profilingInfo.getExceptionSeen(bci()) == TriState.FALSE)) { | |
| 1228 createInvoke(callTarget, resultType); | |
| 1229 } else { | |
| 1230 assert bci() == currentBlock.endBci; | |
| 1231 frameState.clearNonLiveLocals(currentBlock.localsLiveOut); | |
|
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Lukas Stadler <lukas.stadler@jku.at>
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|
1232 |
| 13585 | 1233 InvokeWithExceptionNode invoke = createInvokeWithException(callTarget, resultType); |
|
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Lukas Stadler <lukas.stadler@jku.at>
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|
1234 |
| 13585 | 1235 Block nextBlock = currentBlock.successors.get(0); |
| 1236 invoke.setNext(createTarget(nextBlock, frameState)); | |
|
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|
1237 } |
|
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|
1238 } |
|
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|
1239 |
| 13585 | 1240 protected MethodCallTargetNode createMethodCallTarget(InvokeKind invokeKind, ResolvedJavaMethod targetMethod, ValueNode[] args, JavaType returnType) { |
| 1241 return new MethodCallTargetNode(invokeKind, targetMethod, args, returnType); | |
| 1242 } | |
| 1243 | |
| 1244 protected InvokeNode createInvoke(CallTargetNode callTarget, Kind resultType) { | |
| 1245 InvokeNode invoke = append(new InvokeNode(callTarget, bci())); | |
| 1246 frameState.pushReturn(resultType, invoke); | |
| 1247 return invoke; | |
| 1248 } | |
| 1249 | |
| 1250 protected InvokeWithExceptionNode createInvokeWithException(CallTargetNode callTarget, Kind resultType) { | |
| 1251 DispatchBeginNode exceptionEdge = handleException(null, bci()); | |
| 1252 InvokeWithExceptionNode invoke = append(new InvokeWithExceptionNode(callTarget, exceptionEdge, bci())); | |
| 1253 frameState.pushReturn(resultType, invoke); | |
| 1254 Block nextBlock = currentBlock.successors.get(0); | |
| 1255 invoke.setStateAfter(frameState.create(nextBlock.startBci)); | |
| 1256 return invoke; | |
| 1257 } | |
| 1258 | |
| 1259 private void genReturn(ValueNode x) { | |
|
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|
1260 frameState.setRethrowException(false); |
| 13585 | 1261 frameState.clearStack(); |
|
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|
1262 if (graphBuilderConfig.eagerInfopointMode()) { |
|
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|
1263 append(new InfopointNode(InfopointReason.METHOD_END, frameState.create(bci()))); |
| 13585 | 1264 } |
|
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|
1265 |
|
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|
1266 synchronizedEpilogue(FrameState.AFTER_BCI, x); |
|
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1267 if (frameState.lockDepth() != 0) { |
|
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1268 throw new BailoutException("unbalanced monitors"); |
|
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|
1269 } |
|
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|
1270 |
|
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|
1271 append(new ReturnNode(x)); |
| 13585 | 1272 } |
| 1273 | |
| 1274 private MonitorEnterNode genMonitorEnter(ValueNode x) { | |
| 1275 MonitorIdNode monitorId = currentGraph.add(new MonitorIdNode(frameState.lockDepth())); | |
| 1276 MonitorEnterNode monitorEnter = append(new MonitorEnterNode(x, monitorId)); | |
| 1277 frameState.pushLock(x, monitorId); | |
| 1278 return monitorEnter; | |
| 1279 } | |
| 1280 | |
| 1281 private MonitorExitNode genMonitorExit(ValueNode x, ValueNode returnValue) { | |
| 1282 MonitorIdNode monitorId = frameState.peekMonitorId(); | |
| 1283 ValueNode lockedObject = frameState.popLock(); | |
| 1284 if (GraphUtil.originalValue(lockedObject) != GraphUtil.originalValue(x)) { | |
| 1285 throw new BailoutException("unbalanced monitors: mismatch at monitorexit, %s != %s", GraphUtil.originalValue(x), GraphUtil.originalValue(lockedObject)); | |
| 1286 } | |
| 1287 MonitorExitNode monitorExit = append(new MonitorExitNode(x, monitorId, returnValue)); | |
| 1288 return monitorExit; | |
| 1289 } | |
| 1290 | |
| 1291 private void genJsr(int dest) { | |
| 1292 Block successor = currentBlock.jsrSuccessor; | |
| 1293 assert successor.startBci == dest : successor.startBci + " != " + dest + " @" + bci(); | |
| 1294 JsrScope scope = currentBlock.jsrScope; | |
| 1295 if (!successor.jsrScope.pop().equals(scope)) { | |
| 1296 throw new JsrNotSupportedBailout("unstructured control flow (internal limitation)"); | |
| 1297 } | |
| 1298 if (successor.jsrScope.nextReturnAddress() != stream().nextBCI()) { | |
| 1299 throw new JsrNotSupportedBailout("unstructured control flow (internal limitation)"); | |
| 1300 } | |
| 1301 frameState.push(Kind.Int, ConstantNode.forInt(stream().nextBCI(), currentGraph)); | |
| 1302 appendGoto(createTarget(successor, frameState)); | |
| 1303 } | |
| 1304 | |
| 1305 private void genRet(int localIndex) { | |
| 1306 Block successor = currentBlock.retSuccessor; | |
| 1307 ValueNode local = frameState.loadLocal(localIndex); | |
| 1308 JsrScope scope = currentBlock.jsrScope; | |
| 1309 int retAddress = scope.nextReturnAddress(); | |
| 1310 append(new FixedGuardNode(currentGraph.unique(new IntegerEqualsNode(local, ConstantNode.forInt(retAddress, currentGraph))), JavaSubroutineMismatch, InvalidateReprofile)); | |
| 1311 if (!successor.jsrScope.equals(scope.pop())) { | |
| 1312 throw new JsrNotSupportedBailout("unstructured control flow (ret leaves more than one scope)"); | |
| 1313 } | |
| 1314 appendGoto(createTarget(successor, frameState)); | |
| 1315 } | |
| 1316 | |
| 1317 private double[] switchProbability(int numberOfCases, int bci) { | |
| 1318 double[] prob = profilingInfo.getSwitchProbabilities(bci); | |
| 1319 if (prob != null) { | |
| 1320 assert prob.length == numberOfCases; | |
| 1321 } else { | |
| 1322 Debug.log("Missing probability (switch) in %s at bci %d", method, bci); | |
| 1323 prob = new double[numberOfCases]; | |
| 1324 for (int i = 0; i < numberOfCases; i++) { | |
| 1325 prob[i] = 1.0d / numberOfCases; | |
| 1326 } | |
| 1327 } | |
| 1328 assert allPositive(prob); | |
| 1329 return prob; | |
| 1330 } | |
| 1331 | |
| 1332 private static boolean allPositive(double[] a) { | |
| 1333 for (double d : a) { | |
| 1334 if (d < 0) { | |
| 1335 return false; | |
| 1336 } | |
| 1337 } | |
| 1338 return true; | |
| 1339 } | |
| 1340 | |
| 1341 /** | |
| 1342 * Helper function that sums up the probabilities of all keys that lead to a specific | |
| 1343 * successor. | |
| 1344 * | |
| 1345 * @return an array of size successorCount with the accumulated probability for each | |
| 1346 * successor. | |
| 1347 */ | |
| 1348 private static double[] successorProbabilites(int successorCount, int[] keySuccessors, double[] keyProbabilities) { | |
| 1349 double[] probability = new double[successorCount]; | |
| 1350 for (int i = 0; i < keySuccessors.length; i++) { | |
| 1351 probability[keySuccessors[i]] += keyProbabilities[i]; | |
| 1352 } | |
| 1353 return probability; | |
| 1354 } | |
| 1355 | |
| 1356 private void genSwitch(BytecodeSwitch bs) { | |
| 1357 int bci = bci(); | |
| 1358 ValueNode value = frameState.ipop(); | |
| 1359 | |
| 1360 int nofCases = bs.numberOfCases(); | |
| 1361 double[] keyProbabilities = switchProbability(nofCases + 1, bci); | |
| 1362 | |
| 1363 Map<Integer, SuccessorInfo> bciToBlockSuccessorIndex = new HashMap<>(); | |
| 1364 for (int i = 0; i < currentBlock.successors.size(); i++) { | |
| 1365 assert !bciToBlockSuccessorIndex.containsKey(currentBlock.successors.get(i).startBci); | |
| 1366 if (!bciToBlockSuccessorIndex.containsKey(currentBlock.successors.get(i).startBci)) { | |
| 1367 bciToBlockSuccessorIndex.put(currentBlock.successors.get(i).startBci, new SuccessorInfo(i)); | |
| 1368 } | |
|
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1369 } |
|
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diff
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|
1370 |
| 13585 | 1371 ArrayList<Block> actualSuccessors = new ArrayList<>(); |
| 1372 int[] keys = new int[nofCases]; | |
| 1373 int[] keySuccessors = new int[nofCases + 1]; | |
| 1374 int deoptSuccessorIndex = -1; | |
| 1375 int nextSuccessorIndex = 0; | |
| 1376 for (int i = 0; i < nofCases + 1; i++) { | |
| 1377 if (i < nofCases) { | |
| 1378 keys[i] = bs.keyAt(i); | |
|
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|
1379 } |
| 13585 | 1380 |
| 1381 if (isNeverExecutedCode(keyProbabilities[i])) { | |
| 1382 if (deoptSuccessorIndex < 0) { | |
| 1383 deoptSuccessorIndex = nextSuccessorIndex++; | |
| 1384 actualSuccessors.add(null); | |
| 1385 } | |
| 1386 keySuccessors[i] = deoptSuccessorIndex; | |
| 1387 } else { | |
| 1388 int targetBci = i >= nofCases ? bs.defaultTarget() : bs.targetAt(i); | |
| 1389 SuccessorInfo info = bciToBlockSuccessorIndex.get(targetBci); | |
| 1390 if (info.actualIndex < 0) { | |
| 1391 info.actualIndex = nextSuccessorIndex++; | |
| 1392 actualSuccessors.add(currentBlock.successors.get(info.blockIndex)); | |
| 1393 } | |
| 1394 keySuccessors[i] = info.actualIndex; | |
|
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|
1395 } |
| 13585 | 1396 } |
| 1397 | |
| 1398 double[] successorProbabilities = successorProbabilites(actualSuccessors.size(), keySuccessors, keyProbabilities); | |
| 1399 IntegerSwitchNode switchNode = append(new IntegerSwitchNode(value, actualSuccessors.size(), keys, keyProbabilities, keySuccessors)); | |
| 1400 for (int i = 0; i < actualSuccessors.size(); i++) { | |
| 1401 switchNode.setBlockSuccessor(i, createBlockTarget(successorProbabilities[i], actualSuccessors.get(i), frameState)); | |
| 1402 } | |
| 1403 | |
| 1404 } | |
| 1405 | |
| 1406 private static class SuccessorInfo { | |
| 1407 | |
| 1408 int blockIndex; | |
| 1409 int actualIndex; | |
| 1410 | |
| 1411 public SuccessorInfo(int blockSuccessorIndex) { | |
| 1412 this.blockIndex = blockSuccessorIndex; | |
| 1413 actualIndex = -1; | |
|
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|
1414 } |
|
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|
1415 } |
|
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|
1416 |
| 13585 | 1417 protected ConstantNode appendConstant(Constant constant) { |
| 1418 assert constant != null; | |
| 1419 return ConstantNode.forConstant(constant, metaAccess, currentGraph); | |
| 1420 } | |
| 1421 | |
| 1422 private <T extends ControlSinkNode> T append(T fixed) { | |
| 1423 assert !fixed.isAlive() && !fixed.isDeleted() : "instruction should not have been appended yet"; | |
| 1424 assert lastInstr.next() == null : "cannot append instruction to instruction which isn't end (" + lastInstr + "->" + lastInstr.next() + ")"; | |
| 1425 T added = currentGraph.add(fixed); | |
| 1426 lastInstr.setNext(added); | |
| 1427 lastInstr = null; | |
| 1428 return added; | |
| 1429 } | |
| 1430 | |
| 1431 private <T extends ControlSplitNode> T append(T fixed) { | |
| 1432 assert !fixed.isAlive() && !fixed.isDeleted() : "instruction should not have been appended yet"; | |
| 1433 assert lastInstr.next() == null : "cannot append instruction to instruction which isn't end (" + lastInstr + "->" + lastInstr.next() + ")"; | |
| 1434 T added = currentGraph.add(fixed); | |
| 1435 lastInstr.setNext(added); | |
| 1436 lastInstr = null; | |
| 1437 return added; | |
| 1438 } | |
| 1439 | |
| 1440 protected <T extends FixedWithNextNode> T append(T fixed) { | |
| 1441 assert !fixed.isAlive() && !fixed.isDeleted() : "instruction should not have been appended yet"; | |
| 1442 assert lastInstr.next() == null : "cannot append instruction to instruction which isn't end (" + lastInstr + "->" + lastInstr.next() + ")"; | |
| 1443 T added = currentGraph.add(fixed); | |
| 1444 lastInstr.setNext(added); | |
| 1445 lastInstr = added; | |
| 1446 return added; | |
| 1447 } | |
| 1448 | |
| 1449 private <T extends FloatingNode> T append(T v) { | |
| 1450 assert !(v instanceof ConstantNode); | |
| 1451 T added = currentGraph.unique(v); | |
| 1452 return added; | |
| 1453 } | |
| 1454 | |
| 1455 private static class Target { | |
| 1456 | |
| 1457 FixedNode fixed; | |
| 1458 FrameStateBuilder state; | |
| 1459 | |
| 1460 public Target(FixedNode fixed, FrameStateBuilder state) { | |
| 1461 this.fixed = fixed; | |
| 1462 this.state = state; | |
| 1463 } | |
|
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|
1464 } |
|
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diff
changeset
|
1465 |
| 13585 | 1466 private Target checkLoopExit(FixedNode target, Block targetBlock, FrameStateBuilder state) { |
| 1467 if (currentBlock != null) { | |
| 1468 long exits = currentBlock.loops & ~targetBlock.loops; | |
| 1469 if (exits != 0) { | |
| 1470 LoopExitNode firstLoopExit = null; | |
| 1471 LoopExitNode lastLoopExit = null; | |
|
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|
1472 |
| 13585 | 1473 int pos = 0; |
| 1474 ArrayList<Block> exitLoops = new ArrayList<>(Long.bitCount(exits)); | |
| 1475 do { | |
| 1476 long lMask = 1L << pos; | |
| 1477 if ((exits & lMask) != 0) { | |
| 1478 exitLoops.add(loopHeaders[pos]); | |
| 1479 exits &= ~lMask; | |
| 1480 } | |
| 1481 pos++; | |
| 1482 } while (exits != 0); | |
|
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|
1483 |
| 13585 | 1484 Collections.sort(exitLoops, new Comparator<Block>() { |
|
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diff
changeset
|
1485 |
| 13585 | 1486 @Override |
| 1487 public int compare(Block o1, Block o2) { | |
| 1488 return Long.bitCount(o2.loops) - Long.bitCount(o1.loops); | |
| 1489 } | |
| 1490 }); | |
|
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diff
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|
1491 |
| 13585 | 1492 int bci = targetBlock.startBci; |
| 1493 if (targetBlock instanceof ExceptionDispatchBlock) { | |
| 1494 bci = ((ExceptionDispatchBlock) targetBlock).deoptBci; | |
|
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diff
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|
1495 } |
| 13585 | 1496 FrameStateBuilder newState = state.copy(); |
| 1497 for (Block loop : exitLoops) { | |
| 1498 LoopBeginNode loopBegin = (LoopBeginNode) loop.firstInstruction; | |
| 1499 LoopExitNode loopExit = currentGraph.add(new LoopExitNode(loopBegin)); | |
| 1500 if (lastLoopExit != null) { | |
| 1501 lastLoopExit.setNext(loopExit); | |
| 1502 } | |
| 1503 if (firstLoopExit == null) { | |
| 1504 firstLoopExit = loopExit; | |
| 1505 } | |
| 1506 lastLoopExit = loopExit; | |
| 1507 Debug.log("Target %s (%s) Exits %s, scanning framestates...", targetBlock, target, loop); | |
| 1508 newState.insertLoopProxies(loopExit, loop.entryState); | |
| 1509 loopExit.setStateAfter(newState.create(bci)); | |
| 1510 } | |
|
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|
1511 |
| 13585 | 1512 lastLoopExit.setNext(target); |
| 1513 return new Target(firstLoopExit, newState); | |
|
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changeset
|
1514 } |
| 13585 | 1515 } |
| 1516 return new Target(target, state); | |
| 1517 } | |
|
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|
1518 |
| 13585 | 1519 private FixedNode createTarget(double probability, Block block, FrameStateBuilder stateAfter) { |
| 1520 assert probability >= 0 && probability <= 1.01 : probability; | |
| 1521 if (isNeverExecutedCode(probability)) { | |
| 1522 return currentGraph.add(new DeoptimizeNode(InvalidateReprofile, UnreachedCode)); | |
| 1523 } else { | |
| 1524 assert block != null; | |
| 1525 return createTarget(block, stateAfter); | |
|
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|
1526 } |
|
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|
1527 } |
| 13585 | 1528 |
| 1529 private boolean isNeverExecutedCode(double probability) { | |
| 1530 return probability == 0 && optimisticOpts.removeNeverExecutedCode() && entryBCI == StructuredGraph.INVOCATION_ENTRY_BCI; | |
| 1531 } | |
| 1532 | |
| 1533 private FixedNode createTarget(Block block, FrameStateBuilder state) { | |
| 1534 assert block != null && state != null; | |
| 1535 assert !block.isExceptionEntry || state.stackSize() == 1; | |
|
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|
1536 |
| 13585 | 1537 if (block.firstInstruction == null) { |
| 1538 /* | |
| 1539 * This is the first time we see this block as a branch target. Create and return a | |
| 1540 * placeholder that later can be replaced with a MergeNode when we see this block | |
| 1541 * again. | |
| 1542 */ | |
| 1543 block.firstInstruction = currentGraph.add(new BlockPlaceholderNode(this)); | |
| 1544 Target target = checkLoopExit(block.firstInstruction, block, state); | |
| 1545 FixedNode result = target.fixed; | |
| 1546 block.entryState = target.state == state ? state.copy() : target.state; | |
| 1547 block.entryState.clearNonLiveLocals(block.localsLiveIn); | |
| 1548 | |
| 1549 Debug.log("createTarget %s: first visit, result: %s", block, block.firstInstruction); | |
| 1550 return result; | |
| 1551 } | |
| 1552 | |
| 1553 // We already saw this block before, so we have to merge states. | |
| 1554 if (!block.entryState.isCompatibleWith(state)) { | |
| 1555 throw new BailoutException("stacks do not match; bytecodes would not verify"); | |
| 1556 } | |
|
5051
2ab527c53dba
another fix for goto's deopt case
Christian Haeubl <christian.haeubl@oracle.com>
parents:
5050
diff
changeset
|
1557 |
| 13585 | 1558 if (block.firstInstruction instanceof LoopBeginNode) { |
| 1559 assert block.isLoopHeader && currentBlock.blockID >= block.blockID : "must be backward branch"; | |
| 1560 /* | |
| 1561 * Backward loop edge. We need to create a special LoopEndNode and merge with the | |
| 1562 * loop begin node created before. | |
| 1563 */ | |
| 1564 LoopBeginNode loopBegin = (LoopBeginNode) block.firstInstruction; | |
| 1565 Target target = checkLoopExit(currentGraph.add(new LoopEndNode(loopBegin)), block, state); | |
| 1566 FixedNode result = target.fixed; | |
| 1567 block.entryState.merge(loopBegin, target.state); | |
|
7063
0d7dfa5b79e8
merged inlining and intrinsification phases
Christian Haeubl <haeubl@ssw.jku.at>
parents:
6699
diff
changeset
|
1568 |
| 13585 | 1569 Debug.log("createTarget %s: merging backward branch to loop header %s, result: %s", block, loopBegin, result); |
| 1570 return result; | |
| 1571 } | |
| 1572 assert currentBlock == null || currentBlock.blockID < block.blockID : "must not be backward branch"; | |
| 1573 assert block.firstInstruction.next() == null : "bytecodes already parsed for block"; | |
|
3733
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Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
1574 |
| 13585 | 1575 if (block.firstInstruction instanceof BlockPlaceholderNode) { |
| 1576 /* | |
| 1577 * This is the second time we see this block. Create the actual MergeNode and the | |
| 1578 * End Node for the already existing edge. For simplicity, we leave the placeholder | |
| 1579 * in the graph and just append the new nodes after the placeholder. | |
| 1580 */ | |
| 1581 BlockPlaceholderNode placeholder = (BlockPlaceholderNode) block.firstInstruction; | |
| 1582 | |
| 1583 // The EndNode for the already existing edge. | |
| 1584 AbstractEndNode end = currentGraph.add(new EndNode()); | |
| 1585 // The MergeNode that replaces the placeholder. | |
| 1586 MergeNode mergeNode = currentGraph.add(new MergeNode()); | |
| 1587 FixedNode next = placeholder.next(); | |
| 1588 | |
| 1589 placeholder.setNext(end); | |
| 1590 mergeNode.addForwardEnd(end); | |
| 1591 mergeNode.setNext(next); | |
| 1592 | |
| 1593 block.firstInstruction = mergeNode; | |
| 1594 } | |
| 1595 | |
| 1596 MergeNode mergeNode = (MergeNode) block.firstInstruction; | |
| 1597 | |
| 1598 // The EndNode for the newly merged edge. | |
| 1599 AbstractEndNode newEnd = currentGraph.add(new EndNode()); | |
| 1600 Target target = checkLoopExit(newEnd, block, state); | |
|
5210
e3e7542d78b7
Loop-closed form GraphBuidling
Gilles Duboscq <duboscq@ssw.jku.at>
parents:
5160
diff
changeset
|
1601 FixedNode result = target.fixed; |
| 13585 | 1602 block.entryState.merge(mergeNode, target.state); |
| 1603 mergeNode.addForwardEnd(newEnd); | |
|
5026
b11561111585
Remove FrameStateAccess: Make FrameState immutable and move all modification logic into FrameStateBuilder
Christian Wimmer <Christian.Wimmer@Oracle.com>
parents:
4997
diff
changeset
|
1604 |
| 13585 | 1605 Debug.log("createTarget %s: merging state, result: %s", block, result); |
|
5210
e3e7542d78b7
Loop-closed form GraphBuidling
Gilles Duboscq <duboscq@ssw.jku.at>
parents:
5160
diff
changeset
|
1606 return result; |
|
3733
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
1607 } |
|
5026
b11561111585
Remove FrameStateAccess: Make FrameState immutable and move all modification logic into FrameStateBuilder
Christian Wimmer <Christian.Wimmer@Oracle.com>
parents:
4997
diff
changeset
|
1608 |
| 13585 | 1609 /** |
| 1610 * Returns a block begin node with the specified state. If the specified probability is 0, | |
| 1611 * the block deoptimizes immediately. | |
| 1612 */ | |
| 1613 private AbstractBeginNode createBlockTarget(double probability, Block block, FrameStateBuilder stateAfter) { | |
| 1614 FixedNode target = createTarget(probability, block, stateAfter); | |
| 1615 AbstractBeginNode begin = AbstractBeginNode.begin(target); | |
| 1616 | |
| 1617 assert !(target instanceof DeoptimizeNode && begin.stateAfter() != null) : "We are not allowed to set the stateAfter of the begin node, because we have to deoptimize " | |
| 1618 + "to a bci _before_ the actual if, so that the interpreter can update the profiling information."; | |
| 1619 return begin; | |
|
4614
a3882fd1ae61
Make it possible to have multiple LoopEnds per LoopBegin
Gilles Duboscq <duboscq@ssw.jku.at>
parents:
4554
diff
changeset
|
1620 } |
|
a3882fd1ae61
Make it possible to have multiple LoopEnds per LoopBegin
Gilles Duboscq <duboscq@ssw.jku.at>
parents:
4554
diff
changeset
|
1621 |
| 13585 | 1622 private ValueNode synchronizedObject(FrameStateBuilder state, ResolvedJavaMethod target) { |
| 1623 if (isStatic(target.getModifiers())) { | |
| 1624 return appendConstant(target.getDeclaringClass().getEncoding(Representation.JavaClass)); | |
| 1625 } else { | |
| 1626 return state.loadLocal(0); | |
| 1627 } | |
|
3733
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Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
1628 } |
|
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
1629 |
| 13585 | 1630 private void processBlock(Block block) { |
| 1631 // Ignore blocks that have no predecessors by the time their bytecodes are parsed | |
| 1632 if (block == null || block.firstInstruction == null) { | |
| 1633 Debug.log("Ignoring block %s", block); | |
| 1634 return; | |
| 1635 } | |
| 1636 Indent indent = Debug.logAndIndent("Parsing block %s firstInstruction: %s loopHeader: %b", block, block.firstInstruction, block.isLoopHeader); | |
|
3733
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
1637 |
| 13585 | 1638 lastInstr = block.firstInstruction; |
| 1639 frameState = block.entryState; | |
| 1640 currentBlock = block; | |
|
5029
74f47ef37394
Fix and enable liveness analysis to prune unnecessary frame state entries
Christian Wimmer <Christian.Wimmer@Oracle.com>
parents:
5026
diff
changeset
|
1641 |
| 13585 | 1642 frameState.cleanupDeletedPhis(); |
| 1643 if (lastInstr instanceof MergeNode) { | |
| 1644 int bci = block.startBci; | |
| 1645 if (block instanceof ExceptionDispatchBlock) { | |
| 1646 bci = ((ExceptionDispatchBlock) block).deoptBci; | |
| 1647 } | |
| 1648 ((MergeNode) lastInstr).setStateAfter(frameState.create(bci)); | |
| 1649 } | |
|
3733
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Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
1650 |
|
13692
c215dec9d3cf
allow multiple ReturnNodes per graph
Lukas Stadler <lukas.stadler@jku.at>
parents:
13585
diff
changeset
|
1651 if (block == unwindBlock) { |
| 13585 | 1652 frameState.setRethrowException(false); |
| 1653 createUnwind(); | |
| 1654 } else if (block instanceof ExceptionDispatchBlock) { | |
| 1655 createExceptionDispatch((ExceptionDispatchBlock) block); | |
| 1656 } else { | |
| 1657 frameState.setRethrowException(false); | |
| 1658 iterateBytecodesForBlock(block); | |
|
5026
b11561111585
Remove FrameStateAccess: Make FrameState immutable and move all modification logic into FrameStateBuilder
Christian Wimmer <Christian.Wimmer@Oracle.com>
parents:
4997
diff
changeset
|
1659 } |
| 13585 | 1660 indent.outdent(); |
|
5026
b11561111585
Remove FrameStateAccess: Make FrameState immutable and move all modification logic into FrameStateBuilder
Christian Wimmer <Christian.Wimmer@Oracle.com>
parents:
4997
diff
changeset
|
1661 } |
|
3733
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
1662 |
| 13585 | 1663 private void connectLoopEndToBegin() { |
| 1664 for (LoopBeginNode begin : currentGraph.getNodes(LoopBeginNode.class)) { | |
| 1665 if (begin.loopEnds().isEmpty()) { | |
| 1666 // @formatter:off | |
|
5026
b11561111585
Remove FrameStateAccess: Make FrameState immutable and move all modification logic into FrameStateBuilder
Christian Wimmer <Christian.Wimmer@Oracle.com>
parents:
4997
diff
changeset
|
1667 // Remove loop header without loop ends. |
|
b11561111585
Remove FrameStateAccess: Make FrameState immutable and move all modification logic into FrameStateBuilder
Christian Wimmer <Christian.Wimmer@Oracle.com>
parents:
4997
diff
changeset
|
1668 // This can happen with degenerated loops like this one: |
|
b11561111585
Remove FrameStateAccess: Make FrameState immutable and move all modification logic into FrameStateBuilder
Christian Wimmer <Christian.Wimmer@Oracle.com>
parents:
4997
diff
changeset
|
1669 // for (;;) { |
|
b11561111585
Remove FrameStateAccess: Make FrameState immutable and move all modification logic into FrameStateBuilder
Christian Wimmer <Christian.Wimmer@Oracle.com>
parents:
4997
diff
changeset
|
1670 // try { |
|
b11561111585
Remove FrameStateAccess: Make FrameState immutable and move all modification logic into FrameStateBuilder
Christian Wimmer <Christian.Wimmer@Oracle.com>
parents:
4997
diff
changeset
|
1671 // break; |
|
b11561111585
Remove FrameStateAccess: Make FrameState immutable and move all modification logic into FrameStateBuilder
Christian Wimmer <Christian.Wimmer@Oracle.com>
parents:
4997
diff
changeset
|
1672 // } catch (UnresolvedException iioe) { |
|
b11561111585
Remove FrameStateAccess: Make FrameState immutable and move all modification logic into FrameStateBuilder
Christian Wimmer <Christian.Wimmer@Oracle.com>
parents:
4997
diff
changeset
|
1673 // } |
|
b11561111585
Remove FrameStateAccess: Make FrameState immutable and move all modification logic into FrameStateBuilder
Christian Wimmer <Christian.Wimmer@Oracle.com>
parents:
4997
diff
changeset
|
1674 // } |
|
7522
4cc0efe5cffe
disabled auto-formatting of manually formatted code
Doug Simon <doug.simon@oracle.com>
parents:
7305
diff
changeset
|
1675 // @formatter:on |
| 13585 | 1676 assert begin.forwardEndCount() == 1; |
| 1677 currentGraph.reduceDegenerateLoopBegin(begin); | |
| 1678 } else { | |
| 1679 GraphUtil.normalizeLoopBegin(begin); | |
|
4548
f55914bc1d67
Added experimental ConvertDeoptimizeToGuardPhase.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
4541
diff
changeset
|
1680 } |
|
f55914bc1d67
Added experimental ConvertDeoptimizeToGuardPhase.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
4541
diff
changeset
|
1681 } |
|
5256
1e153fdac9fb
Fix and simplify exception handling in the bytecode parser
Christian Wimmer <Christian.Wimmer@Oracle.com>
parents:
5255
diff
changeset
|
1682 } |
|
4548
f55914bc1d67
Added experimental ConvertDeoptimizeToGuardPhase.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
4541
diff
changeset
|
1683 |
| 13585 | 1684 private void createUnwind() { |
| 1685 assert frameState.stackSize() == 1 : frameState; | |
| 1686 ValueNode exception = frameState.apop(); | |
| 1687 append(new FixedGuardNode(currentGraph.unique(new IsNullNode(exception)), NullCheckException, InvalidateReprofile, true)); | |
| 1688 synchronizedEpilogue(FrameState.AFTER_EXCEPTION_BCI, null); | |
| 1689 append(new UnwindNode(exception)); | |
|
3733
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
1690 } |
| 13585 | 1691 |
| 1692 private void synchronizedEpilogue(int bci, ValueNode returnValue) { | |
| 1693 if (Modifier.isSynchronized(method.getModifiers())) { | |
| 1694 MonitorExitNode monitorExit = genMonitorExit(methodSynchronizedObject, returnValue); | |
|
13692
c215dec9d3cf
allow multiple ReturnNodes per graph
Lukas Stadler <lukas.stadler@jku.at>
parents:
13585
diff
changeset
|
1695 if (returnValue != null) { |
|
c215dec9d3cf
allow multiple ReturnNodes per graph
Lukas Stadler <lukas.stadler@jku.at>
parents:
13585
diff
changeset
|
1696 frameState.push(returnValue.kind(), returnValue); |
|
c215dec9d3cf
allow multiple ReturnNodes per graph
Lukas Stadler <lukas.stadler@jku.at>
parents:
13585
diff
changeset
|
1697 } |
| 13585 | 1698 monitorExit.setStateAfter(frameState.create(bci)); |
| 1699 assert !frameState.rethrowException(); | |
| 1700 } | |
| 1701 } | |
|
5026
b11561111585
Remove FrameStateAccess: Make FrameState immutable and move all modification logic into FrameStateBuilder
Christian Wimmer <Christian.Wimmer@Oracle.com>
parents:
4997
diff
changeset
|
1702 |
| 13585 | 1703 private void createExceptionDispatch(ExceptionDispatchBlock block) { |
| 1704 assert frameState.stackSize() == 1 : frameState; | |
| 1705 if (block.handler.isCatchAll()) { | |
| 1706 assert block.successors.size() == 1; | |
| 1707 appendGoto(createTarget(block.successors.get(0), frameState)); | |
| 1708 return; | |
| 1709 } | |
|
5026
b11561111585
Remove FrameStateAccess: Make FrameState immutable and move all modification logic into FrameStateBuilder
Christian Wimmer <Christian.Wimmer@Oracle.com>
parents:
4997
diff
changeset
|
1710 |
| 13585 | 1711 JavaType catchType = block.handler.getCatchType(); |
| 1712 if (graphBuilderConfig.eagerResolving()) { | |
| 1713 catchType = lookupType(block.handler.catchTypeCPI(), INSTANCEOF); | |
| 1714 } | |
| 1715 boolean initialized = (catchType instanceof ResolvedJavaType); | |
| 1716 if (initialized && graphBuilderConfig.getSkippedExceptionTypes() != null) { | |
| 1717 ResolvedJavaType resolvedCatchType = (ResolvedJavaType) catchType; | |
| 1718 for (ResolvedJavaType skippedType : graphBuilderConfig.getSkippedExceptionTypes()) { | |
| 1719 if (skippedType.isAssignableFrom(resolvedCatchType)) { | |
|
13791
2a43fba3d039
fix handling of skipped exceptions (must not cut off other exception types or unwind)
Andreas Woess <andreas.woess@jku.at>
parents:
13692
diff
changeset
|
1720 Block nextBlock = block.successors.size() == 1 ? unwindBlock(block.deoptBci) : block.successors.get(1); |
|
2a43fba3d039
fix handling of skipped exceptions (must not cut off other exception types or unwind)
Andreas Woess <andreas.woess@jku.at>
parents:
13692
diff
changeset
|
1721 ValueNode exception = frameState.stackAt(0); |
|
2a43fba3d039
fix handling of skipped exceptions (must not cut off other exception types or unwind)
Andreas Woess <andreas.woess@jku.at>
parents:
13692
diff
changeset
|
1722 FixedNode trueSuccessor = currentGraph.add(new DeoptimizeNode(InvalidateReprofile, UnreachedCode)); |
|
2a43fba3d039
fix handling of skipped exceptions (must not cut off other exception types or unwind)
Andreas Woess <andreas.woess@jku.at>
parents:
13692
diff
changeset
|
1723 FixedNode nextDispatch = createTarget(nextBlock, frameState); |
|
2a43fba3d039
fix handling of skipped exceptions (must not cut off other exception types or unwind)
Andreas Woess <andreas.woess@jku.at>
parents:
13692
diff
changeset
|
1724 append(new IfNode(currentGraph.unique(new InstanceOfNode((ResolvedJavaType) catchType, exception, null)), trueSuccessor, nextDispatch, 0)); |
| 13585 | 1725 return; |
| 1726 } | |
|
9003
a8fea2979e63
eager infopoint mode (fka debug mode)
Michael Haupt <michael.haupt@oracle.com>
parents:
8660
diff
changeset
|
1727 } |
|
a8fea2979e63
eager infopoint mode (fka debug mode)
Michael Haupt <michael.haupt@oracle.com>
parents:
8660
diff
changeset
|
1728 } |
|
a8fea2979e63
eager infopoint mode (fka debug mode)
Michael Haupt <michael.haupt@oracle.com>
parents:
8660
diff
changeset
|
1729 |
|
13798
5318db77ec76
GraphBuilderPhase: remove unused constant added by createExceptionDispatch
Andreas Woess <andreas.woess@jku.at>
parents:
13791
diff
changeset
|
1730 if (initialized) { |
| 13585 | 1731 Block nextBlock = block.successors.size() == 1 ? unwindBlock(block.deoptBci) : block.successors.get(1); |
| 1732 ValueNode exception = frameState.stackAt(0); | |
| 1733 CheckCastNode checkCast = currentGraph.add(new CheckCastNode((ResolvedJavaType) catchType, exception, null, false)); | |
| 1734 frameState.apop(); | |
| 1735 frameState.push(Kind.Object, checkCast); | |
| 1736 FixedNode catchSuccessor = createTarget(block.successors.get(0), frameState); | |
| 1737 frameState.apop(); | |
| 1738 frameState.push(Kind.Object, exception); | |
| 1739 FixedNode nextDispatch = createTarget(nextBlock, frameState); | |
| 1740 checkCast.setNext(catchSuccessor); | |
| 1741 append(new IfNode(currentGraph.unique(new InstanceOfNode((ResolvedJavaType) catchType, exception, null)), checkCast, nextDispatch, 0.5)); | |
|
13798
5318db77ec76
GraphBuilderPhase: remove unused constant added by createExceptionDispatch
Andreas Woess <andreas.woess@jku.at>
parents:
13791
diff
changeset
|
1742 } else { |
|
5318db77ec76
GraphBuilderPhase: remove unused constant added by createExceptionDispatch
Andreas Woess <andreas.woess@jku.at>
parents:
13791
diff
changeset
|
1743 handleUnresolvedExceptionType(Representation.ObjectHub, catchType); |
| 13585 | 1744 } |
| 1745 } | |
| 1746 | |
| 1747 private void appendGoto(FixedNode target) { | |
| 1748 if (lastInstr != null) { | |
| 1749 lastInstr.setNext(target); | |
|
6676
090868cbcda6
Graal infrastructure for OnStackReplacement
Lukas Stadler <lukas.stadler@jku.at>
parents:
6648
diff
changeset
|
1750 } |
| 13585 | 1751 } |
| 1752 | |
| 1753 private static boolean isBlockEnd(Node n) { | |
| 1754 return n instanceof ControlSplitNode || n instanceof ControlSinkNode; | |
| 1755 } | |
| 1756 | |
| 1757 private void iterateBytecodesForBlock(Block block) { | |
| 1758 if (block.isLoopHeader) { | |
| 1759 // Create the loop header block, which later will merge the backward branches of the | |
| 1760 // loop. | |
| 1761 AbstractEndNode preLoopEnd = currentGraph.add(new EndNode()); | |
| 1762 LoopBeginNode loopBegin = currentGraph.add(new LoopBeginNode()); | |
| 1763 lastInstr.setNext(preLoopEnd); | |
| 1764 // Add the single non-loop predecessor of the loop header. | |
| 1765 loopBegin.addForwardEnd(preLoopEnd); | |
| 1766 lastInstr = loopBegin; | |
| 1767 | |
| 1768 // Create phi functions for all local variables and operand stack slots. | |
| 1769 frameState.insertLoopPhis(loopBegin); | |
| 1770 loopBegin.setStateAfter(frameState.create(block.startBci)); | |
| 1771 | |
| 1772 /* | |
| 1773 * We have seen all forward branches. All subsequent backward branches will merge to | |
| 1774 * the loop header. This ensures that the loop header has exactly one non-loop | |
| 1775 * predecessor. | |
| 1776 */ | |
| 1777 block.firstInstruction = loopBegin; | |
| 1778 /* | |
| 1779 * We need to preserve the frame state builder of the loop header so that we can | |
| 1780 * merge values for phi functions, so make a copy of it. | |
| 1781 */ | |
| 1782 block.entryState = frameState.copy(); | |
|
3733
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Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
1783 |
| 13585 | 1784 Debug.log(" created loop header %s", loopBegin); |
|
3733
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
1785 } |
| 13585 | 1786 assert lastInstr.next() == null : "instructions already appended at block " + block; |
| 1787 Debug.log(" frameState: %s", frameState); | |
|
3733
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
1788 |
| 13585 | 1789 int endBCI = stream.endBCI(); |
| 1790 | |
| 1791 stream.setBCI(block.startBci); | |
| 1792 int bci = block.startBci; | |
| 1793 BytecodesParsed.add(block.endBci - bci); | |
| 1794 | |
| 1795 while (bci < endBCI) { | |
| 1796 if (graphBuilderConfig.eagerInfopointMode() && lnt != null) { | |
| 1797 currentLineNumber = lnt.getLineNumber(bci); | |
| 1798 if (currentLineNumber != previousLineNumber) { | |
| 1799 append(new InfopointNode(InfopointReason.LINE_NUMBER, frameState.create(bci))); | |
| 1800 previousLineNumber = currentLineNumber; | |
| 1801 } | |
| 1802 } | |
|
5256
1e153fdac9fb
Fix and simplify exception handling in the bytecode parser
Christian Wimmer <Christian.Wimmer@Oracle.com>
parents:
5255
diff
changeset
|
1803 |
| 13585 | 1804 // read the opcode |
| 1805 int opcode = stream.currentBC(); | |
| 1806 traceState(); | |
| 1807 traceInstruction(bci, opcode, bci == block.startBci); | |
| 1808 if (bci == entryBCI) { | |
| 1809 if (block.jsrScope != JsrScope.EMPTY_SCOPE) { | |
| 1810 throw new BailoutException("OSR into a JSR scope is not supported"); | |
| 1811 } | |
| 1812 EntryMarkerNode x = append(new EntryMarkerNode()); | |
| 1813 frameState.insertProxies(x); | |
| 1814 x.setStateAfter(frameState.create(bci)); | |
| 1815 } | |
| 1816 processBytecode(bci, opcode); | |
| 1817 | |
| 1818 if (lastInstr == null || isBlockEnd(lastInstr) || lastInstr.next() != null) { | |
| 1819 break; | |
| 1820 } | |
| 1821 | |
| 1822 stream.next(); | |
| 1823 bci = stream.currentBCI(); | |
| 1824 | |
| 1825 if (bci > block.endBci) { | |
| 1826 frameState.clearNonLiveLocals(currentBlock.localsLiveOut); | |
| 1827 } | |
| 1828 if (lastInstr instanceof StateSplit) { | |
| 1829 if (lastInstr.getClass() == AbstractBeginNode.class) { | |
| 1830 // BeginNodes do not need a frame state | |
| 1831 } else { | |
| 1832 StateSplit stateSplit = (StateSplit) lastInstr; | |
| 1833 if (stateSplit.stateAfter() == null) { | |
| 1834 stateSplit.setStateAfter(frameState.create(bci)); | |
| 1835 } | |
| 1836 } | |
| 1837 } | |
| 1838 if (bci < endBCI) { | |
| 1839 if (bci > block.endBci) { | |
| 1840 assert !block.successors.get(0).isExceptionEntry; | |
| 1841 assert block.numNormalSuccessors() == 1; | |
| 1842 // we fell through to the next block, add a goto and break | |
| 1843 appendGoto(createTarget(block.successors.get(0), frameState)); | |
| 1844 break; | |
|
5375
3035b6b881d9
removed stateAfter field from FixedWithNextNode - now only StateSplit implementations have this field
Doug Simon <doug.simon@oracle.com>
parents:
5373
diff
changeset
|
1845 } |
|
3733
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
1846 } |
|
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
1847 } |
| 13585 | 1848 } |
| 1849 | |
| 1850 private final int traceLevel = Options.TraceBytecodeParserLevel.getValue(); | |
| 1851 | |
| 1852 private void traceState() { | |
| 1853 if (traceLevel >= TRACELEVEL_STATE && Debug.isLogEnabled()) { | |
| 1854 Debug.log(String.format("| state [nr locals = %d, stack depth = %d, method = %s]", frameState.localsSize(), frameState.stackSize(), method)); | |
| 1855 for (int i = 0; i < frameState.localsSize(); ++i) { | |
| 1856 ValueNode value = frameState.localAt(i); | |
| 1857 Debug.log(String.format("| local[%d] = %-8s : %s", i, value == null ? "bogus" : value.kind().getJavaName(), value)); | |
| 1858 } | |
| 1859 for (int i = 0; i < frameState.stackSize(); ++i) { | |
| 1860 ValueNode value = frameState.stackAt(i); | |
| 1861 Debug.log(String.format("| stack[%d] = %-8s : %s", i, value == null ? "bogus" : value.kind().getJavaName(), value)); | |
|
3733
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Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
1862 } |
|
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
1863 } |
|
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
1864 } |
|
12683
5c5b02a165d4
moved a number of options to be declared closer to usage and cached some heavily accessed options in fields
Doug Simon <doug.simon@oracle.com>
parents:
12656
diff
changeset
|
1865 |
| 13585 | 1866 private void processBytecode(int bci, int opcode) { |
| 1867 int cpi; | |
|
3733
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
1868 |
| 13585 | 1869 // Checkstyle: stop |
| 1870 // @formatter:off | |
|
3733
e233f5660da4
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
1871 switch (opcode) { |
|
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
1872 case NOP : /* nothing to do */ break; |
|
5538
e18ba36bfebc
Renamed RiConstant => Constant.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
5531
diff
changeset
|
1873 case ACONST_NULL : frameState.apush(appendConstant(Constant.NULL_OBJECT)); break; |
|
e18ba36bfebc
Renamed RiConstant => Constant.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
5531
diff
changeset
|
1874 case ICONST_M1 : frameState.ipush(appendConstant(Constant.INT_MINUS_1)); break; |
|
e18ba36bfebc
Renamed RiConstant => Constant.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
5531
diff
changeset
|
1875 case ICONST_0 : frameState.ipush(appendConstant(Constant.INT_0)); break; |
|
e18ba36bfebc
Renamed RiConstant => Constant.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
5531
diff
changeset
|
1876 case ICONST_1 : frameState.ipush(appendConstant(Constant.INT_1)); break; |
|
e18ba36bfebc
Renamed RiConstant => Constant.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
5531
diff
changeset
|
1877 case ICONST_2 : frameState.ipush(appendConstant(Constant.INT_2)); break; |
|
e18ba36bfebc
Renamed RiConstant => Constant.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
5531
diff
changeset
|
1878 case ICONST_3 : frameState.ipush(appendConstant(Constant.INT_3)); break; |
|
e18ba36bfebc
Renamed RiConstant => Constant.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
5531
diff
changeset
|
1879 case ICONST_4 : frameState.ipush(appendConstant(Constant.INT_4)); break; |
|
e18ba36bfebc
Renamed RiConstant => Constant.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
5531
diff
changeset
|
1880 case ICONST_5 : frameState.ipush(appendConstant(Constant.INT_5)); break; |
|
e18ba36bfebc
Renamed RiConstant => Constant.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
5531
diff
changeset
|
1881 case LCONST_0 : frameState.lpush(appendConstant(Constant.LONG_0)); break; |
|
e18ba36bfebc
Renamed RiConstant => Constant.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
5531
diff
changeset
|
1882 case LCONST_1 : frameState.lpush(appendConstant(Constant.LONG_1)); break; |
|
e18ba36bfebc
Renamed RiConstant => Constant.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
5531
diff
changeset
|
1883 case FCONST_0 : frameState.fpush(appendConstant(Constant.FLOAT_0)); break; |
|
e18ba36bfebc
Renamed RiConstant => Constant.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
5531
diff
changeset
|
1884 case FCONST_1 : frameState.fpush(appendConstant(Constant.FLOAT_1)); break; |
|
e18ba36bfebc
Renamed RiConstant => Constant.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
5531
diff
changeset
|
1885 case FCONST_2 : frameState.fpush(appendConstant(Constant.FLOAT_2)); break; |
|
e18ba36bfebc
Renamed RiConstant => Constant.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
5531
diff
changeset
|
1886 case DCONST_0 : frameState.dpush(appendConstant(Constant.DOUBLE_0)); break; |
|
e18ba36bfebc
Renamed RiConstant => Constant.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
5531
diff
changeset
|
1887 case DCONST_1 : frameState.dpush(appendConstant(Constant.DOUBLE_1)); break; |
|
e18ba36bfebc
Renamed RiConstant => Constant.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
5531
diff
changeset
|
1888 case BIPUSH : frameState.ipush(appendConstant(Constant.forInt(stream.readByte()))); break; |
|
e18ba36bfebc
Renamed RiConstant => Constant.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
5531
diff
changeset
|
1889 case SIPUSH : frameState.ipush(appendConstant(Constant.forInt(stream.readShort()))); break; |
|
3733
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Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
1890 case LDC : // fall through |
|
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
1891 case LDC_W : // fall through |
|
4315
4c223446c28e
Replace the eagerResolving option of GraphBuilderConfiguration with three resolve policies: Default, EagerForSnippets (previously eagerResolving), and Eager (resolves exceptions and types of constants as well)
Peter Hofer <peter.hofer@jku.at>
parents:
4310
diff
changeset
|
1892 case LDC2_W : genLoadConstant(stream.readCPI(), opcode); break; |
|
5540
a891c53a295b
Renaming RiKind => Kind.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
5538
diff
changeset
|
1893 case ILOAD : loadLocal(stream.readLocalIndex(), Kind.Int); break; |
|
a891c53a295b
Renaming RiKind => Kind.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
5538
diff
changeset
|
1894 case LLOAD : loadLocal(stream.readLocalIndex(), Kind.Long); break; |
|
a891c53a295b
Renaming RiKind => Kind.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
5538
diff
changeset
|
1895 case FLOAD : loadLocal(stream.readLocalIndex(), Kind.Float); break; |
|
a891c53a295b
Renaming RiKind => Kind.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
5538
diff
changeset
|
1896 case DLOAD : loadLocal(stream.readLocalIndex(), Kind.Double); break; |
|
a891c53a295b
Renaming RiKind => Kind.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
5538
diff
changeset
|
1897 case ALOAD : loadLocal(stream.readLocalIndex(), Kind.Object); break; |
|
3733
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parents:
diff
changeset
|
1898 case ILOAD_0 : // fall through |
|
e233f5660da4
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
1899 case ILOAD_1 : // fall through |
|
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parents:
diff
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|
1900 case ILOAD_2 : // fall through |
|
5540
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Renaming RiKind => Kind.
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parents:
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diff
changeset
|
1901 case ILOAD_3 : loadLocal(opcode - ILOAD_0, Kind.Int); break; |
|
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
1902 case LLOAD_0 : // fall through |
|
e233f5660da4
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
1903 case LLOAD_1 : // fall through |
|
e233f5660da4
Added Java files from Maxine project.
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parents:
diff
changeset
|
1904 case LLOAD_2 : // fall through |
|
5540
a891c53a295b
Renaming RiKind => Kind.
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parents:
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diff
changeset
|
1905 case LLOAD_3 : loadLocal(opcode - LLOAD_0, Kind.Long); break; |
|
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parents:
diff
changeset
|
1906 case FLOAD_0 : // fall through |
|
e233f5660da4
Added Java files from Maxine project.
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parents:
diff
changeset
|
1907 case FLOAD_1 : // fall through |
|
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
1908 case FLOAD_2 : // fall through |
|
5540
a891c53a295b
Renaming RiKind => Kind.
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parents:
5538
diff
changeset
|
1909 case FLOAD_3 : loadLocal(opcode - FLOAD_0, Kind.Float); break; |
|
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parents:
diff
changeset
|
1910 case DLOAD_0 : // fall through |
|
e233f5660da4
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parents:
diff
changeset
|
1911 case DLOAD_1 : // fall through |
|
e233f5660da4
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parents:
diff
changeset
|
1912 case DLOAD_2 : // fall through |
|
5540
a891c53a295b
Renaming RiKind => Kind.
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5538
diff
changeset
|
1913 case DLOAD_3 : loadLocal(opcode - DLOAD_0, Kind.Double); break; |
|
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diff
changeset
|
1914 case ALOAD_0 : // fall through |
|
e233f5660da4
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parents:
diff
changeset
|
1915 case ALOAD_1 : // fall through |
|
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
1916 case ALOAD_2 : // fall through |
|
5540
a891c53a295b
Renaming RiKind => Kind.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
5538
diff
changeset
|
1917 case ALOAD_3 : loadLocal(opcode - ALOAD_0, Kind.Object); break; |
|
a891c53a295b
Renaming RiKind => Kind.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
5538
diff
changeset
|
1918 case IALOAD : genLoadIndexed(Kind.Int ); break; |
|
a891c53a295b
Renaming RiKind => Kind.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
5538
diff
changeset
|
1919 case LALOAD : genLoadIndexed(Kind.Long ); break; |
|
a891c53a295b
Renaming RiKind => Kind.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
5538
diff
changeset
|
1920 case FALOAD : genLoadIndexed(Kind.Float ); break; |
|
a891c53a295b
Renaming RiKind => Kind.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
5538
diff
changeset
|
1921 case DALOAD : genLoadIndexed(Kind.Double); break; |
|
a891c53a295b
Renaming RiKind => Kind.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
5538
diff
changeset
|
1922 case AALOAD : genLoadIndexed(Kind.Object); break; |
|
a891c53a295b
Renaming RiKind => Kind.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
5538
diff
changeset
|
1923 case BALOAD : genLoadIndexed(Kind.Byte ); break; |
|
a891c53a295b
Renaming RiKind => Kind.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
5538
diff
changeset
|
1924 case CALOAD : genLoadIndexed(Kind.Char ); break; |
|
a891c53a295b
Renaming RiKind => Kind.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
5538
diff
changeset
|
1925 case SALOAD : genLoadIndexed(Kind.Short ); break; |
|
a891c53a295b
Renaming RiKind => Kind.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
5538
diff
changeset
|
1926 case ISTORE : storeLocal(Kind.Int, stream.readLocalIndex()); break; |
|
a891c53a295b
Renaming RiKind => Kind.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
5538
diff
changeset
|
1927 case LSTORE : storeLocal(Kind.Long, stream.readLocalIndex()); break; |
|
a891c53a295b
Renaming RiKind => Kind.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
5538
diff
changeset
|
1928 case FSTORE : storeLocal(Kind.Float, stream.readLocalIndex()); break; |
|
a891c53a295b
Renaming RiKind => Kind.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
5538
diff
changeset
|
1929 case DSTORE : storeLocal(Kind.Double, stream.readLocalIndex()); break; |
|
a891c53a295b
Renaming RiKind => Kind.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
5538
diff
changeset
|
1930 case ASTORE : storeLocal(Kind.Object, stream.readLocalIndex()); break; |
|
3733
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Added Java files from Maxine project.
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parents:
diff
changeset
|
1931 case ISTORE_0 : // fall through |
|
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
1932 case ISTORE_1 : // fall through |
|
e233f5660da4
Added Java files from Maxine project.
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parents:
diff
changeset
|
1933 case ISTORE_2 : // fall through |
|
5540
a891c53a295b
Renaming RiKind => Kind.
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parents:
5538
diff
changeset
|
1934 case ISTORE_3 : storeLocal(Kind.Int, opcode - ISTORE_0); break; |
|
3733
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parents:
diff
changeset
|
1935 case LSTORE_0 : // fall through |
|
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
1936 case LSTORE_1 : // fall through |
|
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
1937 case LSTORE_2 : // fall through |
|
5540
a891c53a295b
Renaming RiKind => Kind.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
5538
diff
changeset
|
1938 case LSTORE_3 : storeLocal(Kind.Long, opcode - LSTORE_0); break; |
|
3733
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parents:
diff
changeset
|
1939 case FSTORE_0 : // fall through |
|
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
1940 case FSTORE_1 : // fall through |
|
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
1941 case FSTORE_2 : // fall through |
|
5540
a891c53a295b
Renaming RiKind => Kind.
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parents:
5538
diff
changeset
|
1942 case FSTORE_3 : storeLocal(Kind.Float, opcode - FSTORE_0); break; |
|
3733
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Added Java files from Maxine project.
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parents:
diff
changeset
|
1943 case DSTORE_0 : // fall through |
|
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
1944 case DSTORE_1 : // fall through |
|
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
1945 case DSTORE_2 : // fall through |
|
5540
a891c53a295b
Renaming RiKind => Kind.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
5538
diff
changeset
|
1946 case DSTORE_3 : storeLocal(Kind.Double, opcode - DSTORE_0); break; |
|
3733
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Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
1947 case ASTORE_0 : // fall through |
|
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
1948 case ASTORE_1 : // fall through |
|
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
1949 case ASTORE_2 : // fall through |
|
5540
a891c53a295b
Renaming RiKind => Kind.
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parents:
5538
diff
changeset
|
1950 case ASTORE_3 : storeLocal(Kind.Object, opcode - ASTORE_0); break; |
|
a891c53a295b
Renaming RiKind => Kind.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
5538
diff
changeset
|
1951 case IASTORE : genStoreIndexed(Kind.Int ); break; |
|
a891c53a295b
Renaming RiKind => Kind.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
5538
diff
changeset
|
1952 case LASTORE : genStoreIndexed(Kind.Long ); break; |
|
a891c53a295b
Renaming RiKind => Kind.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
5538
diff
changeset
|
1953 case FASTORE : genStoreIndexed(Kind.Float ); break; |
|
a891c53a295b
Renaming RiKind => Kind.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
5538
diff
changeset
|
1954 case DASTORE : genStoreIndexed(Kind.Double); break; |
|
a891c53a295b
Renaming RiKind => Kind.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
5538
diff
changeset
|
1955 case AASTORE : genStoreIndexed(Kind.Object); break; |
|
a891c53a295b
Renaming RiKind => Kind.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
5538
diff
changeset
|
1956 case BASTORE : genStoreIndexed(Kind.Byte ); break; |
|
a891c53a295b
Renaming RiKind => Kind.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
5538
diff
changeset
|
1957 case CASTORE : genStoreIndexed(Kind.Char ); break; |
|
a891c53a295b
Renaming RiKind => Kind.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
5538
diff
changeset
|
1958 case SASTORE : genStoreIndexed(Kind.Short ); break; |
|
3733
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|
1959 case POP : // fall through |
|
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|
1960 case POP2 : // fall through |
|
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|
1961 case DUP : // fall through |
|
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|
1962 case DUP_X1 : // fall through |
|
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|
1963 case DUP_X2 : // fall through |
|
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parents:
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|
1964 case DUP2 : // fall through |
|
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|
1965 case DUP2_X1 : // fall through |
|
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parents:
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|
1966 case DUP2_X2 : // fall through |
|
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parents:
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changeset
|
1967 case SWAP : stackOp(opcode); break; |
|
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parents:
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|
1968 case IADD : // fall through |
|
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parents:
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|
1969 case ISUB : // fall through |
|
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parents:
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|
1970 case IMUL : genArithmeticOp(Kind.Int, opcode); break; |
|
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parents:
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|
1971 case IDIV : // fall through |
|
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parents:
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|
1972 case IREM : genIntegerDivOp(Kind.Int, opcode); break; |
|
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parents:
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|
1973 case LADD : // fall through |
|
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parents:
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changeset
|
1974 case LSUB : // fall through |
|
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parents:
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|
1975 case LMUL : genArithmeticOp(Kind.Long, opcode); break; |
|
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parents:
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changeset
|
1976 case LDIV : // fall through |
|
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parents:
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|
1977 case LREM : genIntegerDivOp(Kind.Long, opcode); break; |
|
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parents:
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|
1978 case FADD : // fall through |
|
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parents:
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changeset
|
1979 case FSUB : // fall through |
|
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parents:
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changeset
|
1980 case FMUL : // fall through |
|
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parents:
diff
changeset
|
1981 case FDIV : // fall through |
|
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parents:
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diff
changeset
|
1982 case FREM : genArithmeticOp(Kind.Float, opcode); break; |
|
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parents:
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changeset
|
1983 case DADD : // fall through |
|
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parents:
diff
changeset
|
1984 case DSUB : // fall through |
|
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parents:
diff
changeset
|
1985 case DMUL : // fall through |
|
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parents:
diff
changeset
|
1986 case DDIV : // fall through |
|
7305
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Christian Wimmer <christian.wimmer@oracle.com>
parents:
7300
diff
changeset
|
1987 case DREM : genArithmeticOp(Kind.Double, opcode); break; |
|
5540
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Renaming RiKind => Kind.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
5538
diff
changeset
|
1988 case INEG : genNegateOp(Kind.Int); break; |
|
a891c53a295b
Renaming RiKind => Kind.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
5538
diff
changeset
|
1989 case LNEG : genNegateOp(Kind.Long); break; |
|
a891c53a295b
Renaming RiKind => Kind.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
5538
diff
changeset
|
1990 case FNEG : genNegateOp(Kind.Float); break; |
|
a891c53a295b
Renaming RiKind => Kind.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
5538
diff
changeset
|
1991 case DNEG : genNegateOp(Kind.Double); break; |
|
3733
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parents:
diff
changeset
|
1992 case ISHL : // fall through |
|
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
1993 case ISHR : // fall through |
|
5540
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Renaming RiKind => Kind.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
5538
diff
changeset
|
1994 case IUSHR : genShiftOp(Kind.Int, opcode); break; |
|
3733
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
1995 case IAND : // fall through |
|
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
1996 case IOR : // fall through |
|
5540
a891c53a295b
Renaming RiKind => Kind.
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parents:
5538
diff
changeset
|
1997 case IXOR : genLogicOp(Kind.Int, opcode); break; |
|
3733
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
1998 case LSHL : // fall through |
|
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Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
1999 case LSHR : // fall through |
|
5540
a891c53a295b
Renaming RiKind => Kind.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
5538
diff
changeset
|
2000 case LUSHR : genShiftOp(Kind.Long, opcode); break; |
|
3733
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
2001 case LAND : // fall through |
|
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Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
2002 case LOR : // fall through |
|
5540
a891c53a295b
Renaming RiKind => Kind.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
5538
diff
changeset
|
2003 case LXOR : genLogicOp(Kind.Long, opcode); break; |
|
3733
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
2004 case IINC : genIncrement(); break; |
|
14000
958c99d0790c
Split convert node into separate nodes for different conversions.
Roland Schatz <roland.schatz@oracle.com>
parents:
13938
diff
changeset
|
2005 case I2F : genFloatConvert(FloatConvert.I2F, Kind.Int, Kind.Float); break; |
|
958c99d0790c
Split convert node into separate nodes for different conversions.
Roland Schatz <roland.schatz@oracle.com>
parents:
13938
diff
changeset
|
2006 case I2D : genFloatConvert(FloatConvert.I2D, Kind.Int, Kind.Double); break; |
|
958c99d0790c
Split convert node into separate nodes for different conversions.
Roland Schatz <roland.schatz@oracle.com>
parents:
13938
diff
changeset
|
2007 case L2F : genFloatConvert(FloatConvert.L2F, Kind.Long, Kind.Float); break; |
|
958c99d0790c
Split convert node into separate nodes for different conversions.
Roland Schatz <roland.schatz@oracle.com>
parents:
13938
diff
changeset
|
2008 case L2D : genFloatConvert(FloatConvert.L2D, Kind.Long, Kind.Double); break; |
|
958c99d0790c
Split convert node into separate nodes for different conversions.
Roland Schatz <roland.schatz@oracle.com>
parents:
13938
diff
changeset
|
2009 case F2I : genFloatConvert(FloatConvert.F2I, Kind.Float, Kind.Int); break; |
|
958c99d0790c
Split convert node into separate nodes for different conversions.
Roland Schatz <roland.schatz@oracle.com>
parents:
13938
diff
changeset
|
2010 case F2L : genFloatConvert(FloatConvert.F2L, Kind.Float, Kind.Long); break; |
|
958c99d0790c
Split convert node into separate nodes for different conversions.
Roland Schatz <roland.schatz@oracle.com>
parents:
13938
diff
changeset
|
2011 case F2D : genFloatConvert(FloatConvert.F2D, Kind.Float, Kind.Double); break; |
|
958c99d0790c
Split convert node into separate nodes for different conversions.
Roland Schatz <roland.schatz@oracle.com>
parents:
13938
diff
changeset
|
2012 case D2I : genFloatConvert(FloatConvert.D2I, Kind.Double, Kind.Int); break; |
|
958c99d0790c
Split convert node into separate nodes for different conversions.
Roland Schatz <roland.schatz@oracle.com>
parents:
13938
diff
changeset
|
2013 case D2L : genFloatConvert(FloatConvert.D2L, Kind.Double, Kind.Long); break; |
|
958c99d0790c
Split convert node into separate nodes for different conversions.
Roland Schatz <roland.schatz@oracle.com>
parents:
13938
diff
changeset
|
2014 case D2F : genFloatConvert(FloatConvert.D2F, Kind.Double, Kind.Float); break; |
|
958c99d0790c
Split convert node into separate nodes for different conversions.
Roland Schatz <roland.schatz@oracle.com>
parents:
13938
diff
changeset
|
2015 case L2I : genNarrow(Kind.Long, Kind.Int); break; |
|
958c99d0790c
Split convert node into separate nodes for different conversions.
Roland Schatz <roland.schatz@oracle.com>
parents:
13938
diff
changeset
|
2016 case I2L : genSignExtend(Kind.Int, Kind.Long); break; |
|
958c99d0790c
Split convert node into separate nodes for different conversions.
Roland Schatz <roland.schatz@oracle.com>
parents:
13938
diff
changeset
|
2017 case I2B : genSignExtend(Kind.Byte, Kind.Int); break; |
|
958c99d0790c
Split convert node into separate nodes for different conversions.
Roland Schatz <roland.schatz@oracle.com>
parents:
13938
diff
changeset
|
2018 case I2S : genSignExtend(Kind.Short, Kind.Int); break; |
|
958c99d0790c
Split convert node into separate nodes for different conversions.
Roland Schatz <roland.schatz@oracle.com>
parents:
13938
diff
changeset
|
2019 case I2C : genZeroExtend(Kind.Char, Kind.Int); break; |
|
5540
a891c53a295b
Renaming RiKind => Kind.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
5538
diff
changeset
|
2020 case LCMP : genCompareOp(Kind.Long, false); break; |
|
a891c53a295b
Renaming RiKind => Kind.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
5538
diff
changeset
|
2021 case FCMPL : genCompareOp(Kind.Float, true); break; |
|
a891c53a295b
Renaming RiKind => Kind.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
5538
diff
changeset
|
2022 case FCMPG : genCompareOp(Kind.Float, false); break; |
|
a891c53a295b
Renaming RiKind => Kind.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
5538
diff
changeset
|
2023 case DCMPL : genCompareOp(Kind.Double, true); break; |
|
a891c53a295b
Renaming RiKind => Kind.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
5538
diff
changeset
|
2024 case DCMPG : genCompareOp(Kind.Double, false); break; |
|
3733
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
2025 case IFEQ : genIfZero(Condition.EQ); break; |
|
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
2026 case IFNE : genIfZero(Condition.NE); break; |
|
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
2027 case IFLT : genIfZero(Condition.LT); break; |
|
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
2028 case IFGE : genIfZero(Condition.GE); break; |
|
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
2029 case IFGT : genIfZero(Condition.GT); break; |
|
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
2030 case IFLE : genIfZero(Condition.LE); break; |
|
5540
a891c53a295b
Renaming RiKind => Kind.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
5538
diff
changeset
|
2031 case IF_ICMPEQ : genIfSame(Kind.Int, Condition.EQ); break; |
|
a891c53a295b
Renaming RiKind => Kind.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
5538
diff
changeset
|
2032 case IF_ICMPNE : genIfSame(Kind.Int, Condition.NE); break; |
|
a891c53a295b
Renaming RiKind => Kind.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
5538
diff
changeset
|
2033 case IF_ICMPLT : genIfSame(Kind.Int, Condition.LT); break; |
|
a891c53a295b
Renaming RiKind => Kind.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
5538
diff
changeset
|
2034 case IF_ICMPGE : genIfSame(Kind.Int, Condition.GE); break; |
|
a891c53a295b
Renaming RiKind => Kind.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
5538
diff
changeset
|
2035 case IF_ICMPGT : genIfSame(Kind.Int, Condition.GT); break; |
|
a891c53a295b
Renaming RiKind => Kind.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
5538
diff
changeset
|
2036 case IF_ICMPLE : genIfSame(Kind.Int, Condition.LE); break; |
|
a891c53a295b
Renaming RiKind => Kind.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
5538
diff
changeset
|
2037 case IF_ACMPEQ : genIfSame(Kind.Object, Condition.EQ); break; |
|
a891c53a295b
Renaming RiKind => Kind.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
5538
diff
changeset
|
2038 case IF_ACMPNE : genIfSame(Kind.Object, Condition.NE); break; |
|
4142
bc8527f3071c
Adjust code base to new level of warnings.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
3733
diff
changeset
|
2039 case GOTO : genGoto(); break; |
|
3733
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
2040 case JSR : genJsr(stream.readBranchDest()); break; |
|
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
2041 case RET : genRet(stream.readLocalIndex()); break; |
|
5698
764db9ada24f
rework of switch operations: unify lookup- and tableswitch, introduce switch lir instructions
Lukas Stadler <lukas.stadler@jku.at>
parents:
5695
diff
changeset
|
2042 case TABLESWITCH : genSwitch(new BytecodeTableSwitch(stream(), bci())); break; |
|
764db9ada24f
rework of switch operations: unify lookup- and tableswitch, introduce switch lir instructions
Lukas Stadler <lukas.stadler@jku.at>
parents:
5695
diff
changeset
|
2043 case LOOKUPSWITCH : genSwitch(new BytecodeLookupSwitch(stream(), bci())); break; |
|
3733
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
2044 case IRETURN : genReturn(frameState.ipop()); break; |
|
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
2045 case LRETURN : genReturn(frameState.lpop()); break; |
|
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
2046 case FRETURN : genReturn(frameState.fpop()); break; |
|
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
2047 case DRETURN : genReturn(frameState.dpop()); break; |
|
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
2048 case ARETURN : genReturn(frameState.apop()); break; |
|
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
2049 case RETURN : genReturn(null); break; |
|
4142
bc8527f3071c
Adjust code base to new level of warnings.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
3733
diff
changeset
|
2050 case GETSTATIC : cpi = stream.readCPI(); genGetStatic(lookupField(cpi, opcode)); break; |
|
bc8527f3071c
Adjust code base to new level of warnings.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
3733
diff
changeset
|
2051 case PUTSTATIC : cpi = stream.readCPI(); genPutStatic(lookupField(cpi, opcode)); break; |
|
bc8527f3071c
Adjust code base to new level of warnings.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
3733
diff
changeset
|
2052 case GETFIELD : cpi = stream.readCPI(); genGetField(lookupField(cpi, opcode)); break; |
|
bc8527f3071c
Adjust code base to new level of warnings.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
3733
diff
changeset
|
2053 case PUTFIELD : cpi = stream.readCPI(); genPutField(lookupField(cpi, opcode)); break; |
|
bc8527f3071c
Adjust code base to new level of warnings.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
3733
diff
changeset
|
2054 case INVOKEVIRTUAL : cpi = stream.readCPI(); genInvokeVirtual(lookupMethod(cpi, opcode)); break; |
|
bc8527f3071c
Adjust code base to new level of warnings.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
3733
diff
changeset
|
2055 case INVOKESPECIAL : cpi = stream.readCPI(); genInvokeSpecial(lookupMethod(cpi, opcode)); break; |
|
bc8527f3071c
Adjust code base to new level of warnings.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
3733
diff
changeset
|
2056 case INVOKESTATIC : cpi = stream.readCPI(); genInvokeStatic(lookupMethod(cpi, opcode)); break; |
|
bc8527f3071c
Adjust code base to new level of warnings.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
3733
diff
changeset
|
2057 case INVOKEINTERFACE: cpi = stream.readCPI(); genInvokeInterface(lookupMethod(cpi, opcode)); break; |
|
8945
7ef66078d837
add basic invokedynamic support
Andreas Woess <andreas.woess@jku.at>
parents:
8660
diff
changeset
|
2058 case INVOKEDYNAMIC : cpi = stream.readCPI4(); genInvokeDynamic(lookupMethod(cpi, opcode)); break; |
|
3733
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
2059 case NEW : genNewInstance(stream.readCPI()); break; |
|
5760
87e8baf5447c
added snippets for lowering array creation and initialization (in NewObjectSnippets)
Doug Simon <doug.simon@oracle.com>
parents:
5719
diff
changeset
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2060 case NEWARRAY : genNewPrimitiveArray(stream.readLocalIndex()); break; |
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2061 case ANEWARRAY : genNewObjectArray(stream.readCPI()); break; |
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2062 case ARRAYLENGTH : genArrayLength(); break; |
|
5256
1e153fdac9fb
Fix and simplify exception handling in the bytecode parser
Christian Wimmer <Christian.Wimmer@Oracle.com>
parents:
5255
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|
2063 case ATHROW : genThrow(); break; |
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2064 case CHECKCAST : genCheckCast(); break; |
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2065 case INSTANCEOF : genInstanceOf(); break; |
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2066 case MONITORENTER : genMonitorEnter(frameState.apop()); break; |
|
12417
0b71e8b6418c
preliminary fix for MonitorExitNodes with AFTER_BCI
Lukas Stadler <lukas.stadler@jku.at>
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12362
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2067 case MONITOREXIT : genMonitorExit(frameState.apop(), null); break; |
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2068 case MULTIANEWARRAY : genNewMultiArray(stream.readCPI()); break; |
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2069 case IFNULL : genIfNull(Condition.EQ); break; |
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2070 case IFNONNULL : genIfNull(Condition.NE); break; |
|
4142
bc8527f3071c
Adjust code base to new level of warnings.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
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3733
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2071 case GOTO_W : genGoto(); break; |
|
5031
4d152e5e34ba
Use BytecodeStream in BciBlockMapping instead of hand-crafted byte-array accesses
Christian Wimmer <Christian.Wimmer@Oracle.com>
parents:
5030
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2072 case JSR_W : genJsr(stream.readBranchDest()); break; |
|
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2073 case BREAKPOINT: |
|
5547
b6617d13ea44
Dropping Ci* prefixes. Some additional renamings in the api.code interface.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
5541
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2074 throw new BailoutException("concurrent setting of breakpoint"); |
|
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2075 default: |
|
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2076 throw new BailoutException("Unsupported opcode " + opcode + " (" + nameOf(opcode) + ") [bci=" + bci + "]"); |
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2077 } |
|
7522
4cc0efe5cffe
disabled auto-formatting of manually formatted code
Doug Simon <doug.simon@oracle.com>
parents:
7305
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2078 // @formatter:on |
| 13585 | 2079 // Checkstyle: resume |
| 2080 } | |
|
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2081 |
| 13585 | 2082 private void traceInstruction(int bci, int opcode, boolean blockStart) { |
| 2083 if (traceLevel >= TRACELEVEL_INSTRUCTIONS && Debug.isLogEnabled()) { | |
| 2084 StringBuilder sb = new StringBuilder(40); | |
| 2085 sb.append(blockStart ? '+' : '|'); | |
| 2086 if (bci < 10) { | |
| 2087 sb.append(" "); | |
| 2088 } else if (bci < 100) { | |
| 2089 sb.append(' '); | |
| 2090 } | |
| 2091 sb.append(bci).append(": ").append(Bytecodes.nameOf(opcode)); | |
| 2092 for (int i = bci + 1; i < stream.nextBCI(); ++i) { | |
| 2093 sb.append(' ').append(stream.readUByte(i)); | |
| 2094 } | |
| 2095 if (!currentBlock.jsrScope.isEmpty()) { | |
| 2096 sb.append(' ').append(currentBlock.jsrScope); | |
| 2097 } | |
| 2098 Debug.log(sb.toString()); | |
|
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2099 } |
| 13585 | 2100 } |
| 2101 | |
| 2102 private void genArrayLength() { | |
| 2103 frameState.ipush(append(new ArrayLengthNode(frameState.apop()))); | |
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2104 } |
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2105 } |
|
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2106 } |