truffle: graal/com.oracle.max.graal.java/src/com/oracle/max/graal/java/GraphBuilderPhase.java annotate

annotate graal/com.oracle.max.graal.java/src/com/oracle/max/graal/java/GraphBuilderPhase.java @ 4307:a21979dc80be

small fixes: don't cascade GraalInternalErrors, convert useless ifs to gotos

author	Lukas Stadler <lukas.stadler@jku.at>
date	Tue, 17 Jan 2012 15:26:59 +0100
parents	0768bf0a4898
children	4a609a685fa4

rev	line source
3733 e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1 /*
4233 fa53d5e4aa35 Remove lock information from frame states, and compute it instead when LIR is generated. Christian Wimmer <Christian.Wimmer@Oracle.com> parents: 4205 diff changeset	2 * Copyright (c) 2009, 2012, Oracle and/or its affiliates. All rights reserved.
3733 e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	4 *
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	5 * This code is free software; you can redistribute it and/or modify it
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	6 * under the terms of the GNU General Public License version 2 only, as
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	7 * published by the Free Software Foundation.
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	8 *
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	9 * This code is distributed in the hope that it will be useful, but WITHOUT
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	12 * version 2 for more details (a copy is included in the LICENSE file that
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	13 * accompanied this code).
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	14 *
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	15 * You should have received a copy of the GNU General Public License version
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	16 * 2 along with this work; if not, write to the Free Software Foundation,
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	18 *
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	20 * or visit www.oracle.com if you need additional information or have any
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	21 * questions.
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	22 */
4205 2af849af1723 moved graphbuilder into the graal.java project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 4203 diff changeset	23 package com.oracle.max.graal.java;
3733 e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	24
4205 2af849af1723 moved graphbuilder into the graal.java project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 4203 diff changeset	25 import static com.oracle.max.graal.java.Bytecodes.*;
3733 e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	26 import static java.lang.reflect.Modifier.*;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	27
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	28 import java.lang.reflect.*;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	29 import java.util.*;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	30
4199 aaac4894175c Renamed cri packages from sun to oracle. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 4198 diff changeset	31 import com.oracle.max.cri.ci.*;
aaac4894175c Renamed cri packages from sun to oracle. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 4198 diff changeset	32 import com.oracle.max.cri.ri.*;
aaac4894175c Renamed cri packages from sun to oracle. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 4198 diff changeset	33 import com.oracle.max.cri.ri.RiType.*;
3733 e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	34 import com.oracle.max.criutils.*;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	35 import com.oracle.max.graal.compiler.*;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	36 import com.oracle.max.graal.compiler.phases.*;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	37 import com.oracle.max.graal.compiler.schedule.*;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	38 import com.oracle.max.graal.compiler.util.*;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	39 import com.oracle.max.graal.graph.*;
4205 2af849af1723 moved graphbuilder into the graal.java project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 4203 diff changeset	40 import com.oracle.max.graal.java.BlockMap.*;
3733 e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	41 import com.oracle.max.graal.nodes.*;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	42 import com.oracle.max.graal.nodes.DeoptimizeNode.DeoptAction;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	43 import com.oracle.max.graal.nodes.PhiNode.PhiType;
4205 2af849af1723 moved graphbuilder into the graal.java project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 4203 diff changeset	44 import com.oracle.max.graal.java.BlockMap.Block;
3733 e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	45 import com.oracle.max.graal.nodes.calc.*;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	46 import com.oracle.max.graal.nodes.extended.*;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	47 import com.oracle.max.graal.nodes.java.*;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	48 import com.oracle.max.graal.nodes.java.MethodCallTargetNode.InvokeKind;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	49 import com.oracle.max.graal.nodes.spi.*;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	50
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	51 /**
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	52 * The {@code GraphBuilder} class parses the bytecode of a method and builds the IR graph.
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	53 */
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	54 public final class GraphBuilderPhase extends Phase {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	55
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	56 /**
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	57 * The minimum value to which {@link GraalOptions#TraceBytecodeParserLevel} must be set to trace
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	58 * the bytecode instructions as they are parsed.
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	59 */
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	60 public static final int TRACELEVEL_INSTRUCTIONS = 1;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	61
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	62 /**
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	63 * The minimum value to which {@link GraalOptions#TraceBytecodeParserLevel} must be set to trace
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	64 * the frame state before each bytecode instruction as it is parsed.
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	65 */
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	66 public static final int TRACELEVEL_STATE = 2;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	67
4142 bc8527f3071c Adjust code base to new level of warnings. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 3733 diff changeset	68 private StructuredGraph currentGraph;
3733 e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	69
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	70 private final RiRuntime runtime;
4203 847e9dcb4980 Add graph builder to the phase plan. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 4199 diff changeset	71 private RiConstantPool constantPool;
3733 e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	72 private RiExceptionHandler[] exceptionHandlers;
4203 847e9dcb4980 Add graph builder to the phase plan. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 4199 diff changeset	73 private RiResolvedMethod method;
3733 e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	74
4203 847e9dcb4980 Add graph builder to the phase plan. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 4199 diff changeset	75 private BytecodeStream stream; // the bytecode stream
3733 e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	76 private final LogStream log;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	77
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	78 private FrameStateBuilder frameState; // the current execution state
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	79 private Block currentBlock;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	80
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	81 private int nextBlockNumber;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	82
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	83 private ValueNode methodSynchronizedObject;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	84 private ExceptionBlock unwindBlock;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	85 private Block returnBlock;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	86
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	87 // the worklist of blocks, sorted by depth first number
4142 bc8527f3071c Adjust code base to new level of warnings. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 3733 diff changeset	88 private final PriorityQueue<Block> workList = new PriorityQueue<>(10, new Comparator<Block>() {
3733 e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	89 public int compare(Block o1, Block o2) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	90 return o1.blockID - o2.blockID;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	91 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	92 });
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	93
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	94 private FixedWithNextNode lastInstr; // the last instruction added
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	95
4203 847e9dcb4980 Add graph builder to the phase plan. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 4199 diff changeset	96 private Set<Block> blocksOnWorklist;
847e9dcb4980 Add graph builder to the phase plan. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 4199 diff changeset	97 private Set<Block> blocksVisited;
3733 e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	98
4142 bc8527f3071c Adjust code base to new level of warnings. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 3733 diff changeset	99 private BitSet canTrapBitSet;
3733 e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	100
4142 bc8527f3071c Adjust code base to new level of warnings. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 3733 diff changeset	101 public static final Map<RiMethod, StructuredGraph> cachedGraphs = new WeakHashMap<>();
3733 e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	102
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	103 private final GraphBuilderConfiguration config;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	104
4203 847e9dcb4980 Add graph builder to the phase plan. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 4199 diff changeset	105 public GraphBuilderPhase(RiRuntime runtime) {
4265 4643ccd37dac * removed CiStatistics Lukas Stadler <lukas.stadler@jku.at> parents: 4233 diff changeset	106 this(runtime, GraphBuilderConfiguration.getDefault());
3733 e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	107 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	108
4265 4643ccd37dac * removed CiStatistics Lukas Stadler <lukas.stadler@jku.at> parents: 4233 diff changeset	109 public GraphBuilderPhase(RiRuntime runtime, GraphBuilderConfiguration config) {
3733 e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	110 this.config = config;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	111 this.runtime = runtime;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	112 this.log = GraalOptions.TraceBytecodeParserLevel > 0 ? new LogStream(TTY.out()) : null;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	113 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	114
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	115 @Override
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	116 protected void run(StructuredGraph graph) {
4203 847e9dcb4980 Add graph builder to the phase plan. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 4199 diff changeset	117 method = graph.method();
847e9dcb4980 Add graph builder to the phase plan. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 4199 diff changeset	118 assert method.code() != null : "method must contain bytecodes: " + method;
847e9dcb4980 Add graph builder to the phase plan. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 4199 diff changeset	119 this.stream = new BytecodeStream(method.code());
847e9dcb4980 Add graph builder to the phase plan. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 4199 diff changeset	120 this.constantPool = method.getConstantPool();
847e9dcb4980 Add graph builder to the phase plan. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 4199 diff changeset	121 this.blocksOnWorklist = new HashSet<>();
847e9dcb4980 Add graph builder to the phase plan. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 4199 diff changeset	122 this.blocksVisited = new HashSet<>();
847e9dcb4980 Add graph builder to the phase plan. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 4199 diff changeset	123 unwindBlock = null;
847e9dcb4980 Add graph builder to the phase plan. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 4199 diff changeset	124 returnBlock = null;
847e9dcb4980 Add graph builder to the phase plan. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 4199 diff changeset	125 methodSynchronizedObject = null;
847e9dcb4980 Add graph builder to the phase plan. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 4199 diff changeset	126 exceptionHandlers = null;
4142 bc8527f3071c Adjust code base to new level of warnings. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 3733 diff changeset	127 this.currentGraph = graph;
3733 e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	128 this.frameState = new FrameStateBuilder(method, method.maxLocals(), method.maxStackSize(), graph);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	129 build();
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	130 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	131
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	132 @Override
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	133 protected String getDetailedName() {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	134 return getName() + " " + CiUtil.format("%H.%n(%p):%r", method);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	135 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	136
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	137 private BlockMap createBlockMap() {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	138 BlockMap map = new BlockMap(method, config.useBranchPrediction());
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	139 map.build();
4265 4643ccd37dac * removed CiStatistics Lukas Stadler <lukas.stadler@jku.at> parents: 4233 diff changeset	140 currentContext.metrics.bytecodeCount += method.code().length;
3733 e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	141
4142 bc8527f3071c Adjust code base to new level of warnings. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 3733 diff changeset	142 if (currentContext.isObserved()) {
3733 e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	143 String label = CiUtil.format("BlockListBuilder %f %R %H.%n(%P)", method);
4142 bc8527f3071c Adjust code base to new level of warnings. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 3733 diff changeset	144 currentContext.observable.fireCompilationEvent(label, map);
3733 e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	145 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	146 return map;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	147 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	148
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	149 private void build() {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	150 if (log != null) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	151 log.println();
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	152 log.println("Compiling " + method);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	153 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	154
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	155 // compute the block map, setup exception handlers and get the entrypoint(s)
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	156 BlockMap blockMap = createBlockMap();
4142 bc8527f3071c Adjust code base to new level of warnings. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 3733 diff changeset	157 this.canTrapBitSet = blockMap.canTrap;
3733 e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	158
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	159 exceptionHandlers = blockMap.exceptionHandlers();
4265 4643ccd37dac * removed CiStatistics Lukas Stadler <lukas.stadler@jku.at> parents: 4233 diff changeset	160 currentContext.metrics.blockCount += blockMap.blocks.size();
4643ccd37dac * removed CiStatistics Lukas Stadler <lukas.stadler@jku.at> parents: 4233 diff changeset	161
3733 e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	162 nextBlockNumber = blockMap.blocks.size();
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	163
4142 bc8527f3071c Adjust code base to new level of warnings. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 3733 diff changeset	164 lastInstr = currentGraph.start();
3733 e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	165 if (isSynchronized(method.accessFlags())) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	166 // add a monitor enter to the start block
4142 bc8527f3071c Adjust code base to new level of warnings. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 3733 diff changeset	167 currentGraph.start().setStateAfter(frameState.create(FrameState.BEFORE_BCI));
3733 e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	168 methodSynchronizedObject = synchronizedObject(frameState, method);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	169 lastInstr = genMonitorEnter(methodSynchronizedObject);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	170 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	171
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	172 // finish the start block
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	173 ((AbstractStateSplit) lastInstr).setStateAfter(frameState.create(0));
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	174 if (blockMap.startBlock.isLoopHeader) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	175 appendGoto(createTarget(blockMap.startBlock, frameState));
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	176 } else {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	177 blockMap.startBlock.firstInstruction = lastInstr;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	178 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	179 addToWorkList(blockMap.startBlock);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	180
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	181 iterateAllBlocks();
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	182 connectLoopEndToBegin();
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	183
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	184 // remove Placeholders (except for loop exits)
4142 bc8527f3071c Adjust code base to new level of warnings. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 3733 diff changeset	185 for (PlaceholderNode n : currentGraph.getNodes(PlaceholderNode.class)) {
3733 e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	186 n.replaceAndDelete(n.next());
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	187 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	188
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	189 // remove dead FrameStates
4142 bc8527f3071c Adjust code base to new level of warnings. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 3733 diff changeset	190 for (Node n : currentGraph.getNodes(FrameState.class)) {
3733 e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	191 if (n.usages().size() == 0 && n.predecessor() == null) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	192 n.safeDelete();
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	193 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	194 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	195
4142 bc8527f3071c Adjust code base to new level of warnings. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 3733 diff changeset	196 if (GraalOptions.CacheGraphs && !currentGraph.hasNode(DeoptimizeNode.class)) {
bc8527f3071c Adjust code base to new level of warnings. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 3733 diff changeset	197 cachedGraphs.put(method, currentGraph.copy());
3733 e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	198 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	199 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	200
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	201 private int nextBlockNumber() {
4265 4643ccd37dac * removed CiStatistics Lukas Stadler <lukas.stadler@jku.at> parents: 4233 diff changeset	202 currentContext.metrics.blockCount++;
3733 e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	203 return nextBlockNumber++;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	204 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	205
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	206 private Block unwindBlock(int bci) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	207 if (unwindBlock == null) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	208 unwindBlock = new ExceptionBlock();
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	209 unwindBlock.startBci = -1;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	210 unwindBlock.endBci = -1;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	211 unwindBlock.deoptBci = bci;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	212 unwindBlock.blockID = nextBlockNumber();
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	213 addToWorkList(unwindBlock);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	214 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	215 return unwindBlock;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	216 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	217
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	218 private Block returnBlock(int bci) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	219 if (returnBlock == null) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	220 returnBlock = new Block();
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	221 returnBlock.startBci = bci;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	222 returnBlock.endBci = bci;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	223 returnBlock.blockID = nextBlockNumber();
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	224 addToWorkList(returnBlock);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	225 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	226 return returnBlock;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	227 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	228
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	229 private void markOnWorkList(Block block) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	230 blocksOnWorklist.add(block);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	231 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	232
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	233 private boolean isOnWorkList(Block block) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	234 return blocksOnWorklist.contains(block);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	235 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	236
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	237 private void markVisited(Block block) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	238 blocksVisited.add(block);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	239 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	240
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	241 private boolean isVisited(Block block) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	242 return blocksVisited.contains(block);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	243 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	244
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	245 public void mergeOrClone(Block target, FrameStateAccess newState) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	246 AbstractStateSplit first = (AbstractStateSplit) target.firstInstruction;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	247
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	248 if (target.isLoopHeader && isVisited(target)) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	249 first = (AbstractStateSplit) loopBegin(target).loopEnd().predecessor();
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	250 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	251
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	252 int bci = target.startBci;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	253 if (target instanceof ExceptionBlock) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	254 bci = ((ExceptionBlock) target).deoptBci;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	255 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	256
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	257 FrameState existingState = first.stateAfter();
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	258
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	259 if (existingState == null) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	260 // copy state because it is modified
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	261 first.setStateAfter(newState.duplicate(bci));
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	262 } else {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	263 if (!GraalOptions.AssumeVerifiedBytecode && !existingState.isCompatibleWith(newState)) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	264 // stacks or locks do not match--bytecodes would not verify
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	265 TTY.println(existingState.toString());
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	266 TTY.println(newState.duplicate(0).toString());
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	267 throw new CiBailout("stack or locks do not match");
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	268 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	269 assert existingState.localsSize() == newState.localsSize();
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	270 assert existingState.stackSize() == newState.stackSize();
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	271
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	272 if (first instanceof PlaceholderNode) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	273 PlaceholderNode p = (PlaceholderNode) first;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	274 if (p.predecessor() == null) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	275 p.setStateAfter(newState.duplicate(bci));
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	276 return;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	277 } else {
4142 bc8527f3071c Adjust code base to new level of warnings. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 3733 diff changeset	278 MergeNode merge = currentGraph.add(new MergeNode());
3733 e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	279 FixedNode next = p.next();
4142 bc8527f3071c Adjust code base to new level of warnings. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 3733 diff changeset	280 EndNode end = currentGraph.add(new EndNode());
3733 e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	281 p.setNext(end);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	282 merge.setNext(next);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	283 merge.addEnd(end);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	284 merge.setStateAfter(existingState);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	285 p.setStateAfter(existingState.duplicate(bci));
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	286 if (!(next instanceof LoopEndNode)) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	287 target.firstInstruction = merge;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	288 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	289 first = merge;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	290 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	291 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	292
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	293 existingState.merge((MergeNode) first, newState);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	294 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	295 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	296
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	297 public BytecodeStream stream() {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	298 return stream;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	299 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	300
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	301 public int bci() {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	302 return stream.currentBCI();
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	303 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	304
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	305 private void loadLocal(int index, CiKind kind) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	306 frameState.push(kind, frameState.loadLocal(index));
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	307 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	308
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	309 private void storeLocal(CiKind kind, int index) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	310 frameState.storeLocal(index, frameState.pop(kind));
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	311 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	312
4142 bc8527f3071c Adjust code base to new level of warnings. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 3733 diff changeset	313 public static boolean covers(RiExceptionHandler handler, int bci) {
3733 e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	314 return handler.startBCI() <= bci && bci < handler.endBCI();
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	315 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	316
4142 bc8527f3071c Adjust code base to new level of warnings. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 3733 diff changeset	317 public static boolean isCatchAll(RiExceptionHandler handler) {
3733 e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	318 return handler.catchTypeCPI() == 0;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	319 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	320
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	321 private BeginNode handleException(ValueNode exceptionObject, int bci) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	322 assert bci == FrameState.BEFORE_BCI \|\| bci == bci() : "invalid bci";
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	323
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	324 if (GraalOptions.UseExceptionProbability && method.invocationCount() > GraalOptions.MatureInvocationCount) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	325 if (bci != FrameState.BEFORE_BCI && exceptionObject == null && method.exceptionProbability(bci) == 0) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	326 return null;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	327 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	328 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	329
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	330 RiExceptionHandler firstHandler = null;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	331 // join with all potential exception handlers
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	332 if (exceptionHandlers != null) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	333 for (RiExceptionHandler handler : exceptionHandlers) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	334 if (covers(handler, bci)) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	335 firstHandler = handler;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	336 break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	337 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	338 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	339 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	340
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	341 Block dispatchBlock = null;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	342 if (firstHandler == null) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	343 dispatchBlock = unwindBlock(bci);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	344 } else {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	345 for (int i = currentBlock.normalSuccessors; i < currentBlock.successors.size(); i++) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	346 Block block = currentBlock.successors.get(i);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	347 if (block instanceof ExceptionBlock && ((ExceptionBlock) block).handler == firstHandler) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	348 dispatchBlock = block;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	349 break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	350 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	351 if (isCatchAll(firstHandler) && block.startBci == firstHandler.handlerBCI()) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	352 dispatchBlock = block;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	353 break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	354 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	355 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	356 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	357
4142 bc8527f3071c Adjust code base to new level of warnings. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 3733 diff changeset	358 BeginNode p = currentGraph.add(new BeginNode());
3733 e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	359 p.setStateAfter(frameState.duplicateWithoutStack(bci));
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	360
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	361 ValueNode currentExceptionObject;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	362 ExceptionObjectNode newObj = null;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	363 if (exceptionObject == null) {
4142 bc8527f3071c Adjust code base to new level of warnings. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 3733 diff changeset	364 newObj = currentGraph.add(new ExceptionObjectNode());
3733 e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	365 currentExceptionObject = newObj;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	366 } else {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	367 currentExceptionObject = exceptionObject;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	368 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	369 FrameState stateWithException = frameState.duplicateWithException(bci, currentExceptionObject);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	370 if (newObj != null) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	371 newObj.setStateAfter(stateWithException);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	372 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	373 FixedNode target = createTarget(dispatchBlock, stateWithException);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	374 if (exceptionObject == null) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	375 ExceptionObjectNode eObj = (ExceptionObjectNode) currentExceptionObject;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	376 eObj.setNext(target);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	377 p.setNext(eObj);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	378 } else {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	379 p.setNext(target);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	380 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	381 return p;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	382 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	383
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	384 private void genLoadConstant(int cpi) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	385 Object con = constantPool.lookupConstant(cpi);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	386
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	387 if (con instanceof RiType) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	388 // this is a load of class constant which might be unresolved
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	389 RiType riType = (RiType) con;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	390 if (riType instanceof RiResolvedType) {
4142 bc8527f3071c Adjust code base to new level of warnings. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 3733 diff changeset	391 frameState.push(CiKind.Object, append(ConstantNode.forCiConstant(((RiResolvedType) riType).getEncoding(Representation.JavaClass), runtime, currentGraph)));
3733 e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	392 } else {
4142 bc8527f3071c Adjust code base to new level of warnings. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 3733 diff changeset	393 append(currentGraph.add(new DeoptimizeNode(DeoptAction.InvalidateRecompile)));
bc8527f3071c Adjust code base to new level of warnings. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 3733 diff changeset	394 frameState.push(CiKind.Object, append(ConstantNode.forObject(null, runtime, currentGraph)));
3733 e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	395 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	396 } else if (con instanceof CiConstant) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	397 CiConstant constant = (CiConstant) con;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	398 frameState.push(constant.kind.stackKind(), appendConstant(constant));
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	399 } else {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	400 throw new Error("lookupConstant returned an object of incorrect type");
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	401 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	402 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	403
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	404 private void genLoadIndexed(CiKind kind) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	405 emitExplicitExceptions(frameState.peek(1), frameState.peek(0));
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	406
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	407 ValueNode index = frameState.ipop();
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	408 ValueNode array = frameState.apop();
4142 bc8527f3071c Adjust code base to new level of warnings. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 3733 diff changeset	409 ValueNode length = append(currentGraph.add(new ArrayLengthNode(array)));
bc8527f3071c Adjust code base to new level of warnings. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 3733 diff changeset	410 ValueNode v = append(currentGraph.add(new LoadIndexedNode(array, index, length, kind)));
3733 e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	411 frameState.push(kind.stackKind(), v);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	412 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	413
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	414 private void genStoreIndexed(CiKind kind) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	415 emitExplicitExceptions(frameState.peek(2), frameState.peek(1));
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	416
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	417 ValueNode value = frameState.pop(kind.stackKind());
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	418 ValueNode index = frameState.ipop();
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	419 ValueNode array = frameState.apop();
4142 bc8527f3071c Adjust code base to new level of warnings. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 3733 diff changeset	420 ValueNode length = append(currentGraph.add(new ArrayLengthNode(array)));
bc8527f3071c Adjust code base to new level of warnings. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 3733 diff changeset	421 StoreIndexedNode result = currentGraph.add(new StoreIndexedNode(array, index, length, kind, value));
3733 e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	422 append(result);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	423 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	424
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	425 private void stackOp(int opcode) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	426 switch (opcode) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	427 case POP: {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	428 frameState.xpop();
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	429 break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	430 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	431 case POP2: {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	432 frameState.xpop();
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	433 frameState.xpop();
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	434 break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	435 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	436 case DUP: {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	437 ValueNode w = frameState.xpop();
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	438 frameState.xpush(w);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	439 frameState.xpush(w);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	440 break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	441 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	442 case DUP_X1: {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	443 ValueNode w1 = frameState.xpop();
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	444 ValueNode w2 = frameState.xpop();
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	445 frameState.xpush(w1);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	446 frameState.xpush(w2);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	447 frameState.xpush(w1);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	448 break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	449 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	450 case DUP_X2: {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	451 ValueNode w1 = frameState.xpop();
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	452 ValueNode w2 = frameState.xpop();
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	453 ValueNode w3 = frameState.xpop();
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	454 frameState.xpush(w1);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	455 frameState.xpush(w3);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	456 frameState.xpush(w2);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	457 frameState.xpush(w1);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	458 break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	459 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	460 case DUP2: {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	461 ValueNode w1 = frameState.xpop();
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	462 ValueNode w2 = frameState.xpop();
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	463 frameState.xpush(w2);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	464 frameState.xpush(w1);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	465 frameState.xpush(w2);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	466 frameState.xpush(w1);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	467 break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	468 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	469 case DUP2_X1: {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	470 ValueNode w1 = frameState.xpop();
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	471 ValueNode w2 = frameState.xpop();
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	472 ValueNode w3 = frameState.xpop();
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	473 frameState.xpush(w2);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	474 frameState.xpush(w1);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	475 frameState.xpush(w3);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	476 frameState.xpush(w2);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	477 frameState.xpush(w1);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	478 break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	479 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	480 case DUP2_X2: {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	481 ValueNode w1 = frameState.xpop();
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	482 ValueNode w2 = frameState.xpop();
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	483 ValueNode w3 = frameState.xpop();
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	484 ValueNode w4 = frameState.xpop();
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	485 frameState.xpush(w2);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	486 frameState.xpush(w1);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	487 frameState.xpush(w4);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	488 frameState.xpush(w3);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	489 frameState.xpush(w2);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	490 frameState.xpush(w1);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	491 break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	492 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	493 case SWAP: {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	494 ValueNode w1 = frameState.xpop();
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	495 ValueNode w2 = frameState.xpop();
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	496 frameState.xpush(w1);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	497 frameState.xpush(w2);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	498 break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	499 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	500 default:
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	501 throw Util.shouldNotReachHere();
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	502 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	503
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	504 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	505
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	506 private void genArithmeticOp(CiKind result, int opcode, boolean canTrap) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	507 ValueNode y = frameState.pop(result);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	508 ValueNode x = frameState.pop(result);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	509 boolean isStrictFP = isStrict(method.accessFlags());
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	510 ArithmeticNode v;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	511 switch(opcode){
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	512 case IADD:
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	513 case LADD: v = new IntegerAddNode(result, x, y); break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	514 case FADD:
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	515 case DADD: v = new FloatAddNode(result, x, y, isStrictFP); break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	516 case ISUB:
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	517 case LSUB: v = new IntegerSubNode(result, x, y); break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	518 case FSUB:
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	519 case DSUB: v = new FloatSubNode(result, x, y, isStrictFP); break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	520 case IMUL:
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	521 case LMUL: v = new IntegerMulNode(result, x, y); break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	522 case FMUL:
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	523 case DMUL: v = new FloatMulNode(result, x, y, isStrictFP); break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	524 case IDIV:
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	525 case LDIV: v = new IntegerDivNode(result, x, y); break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	526 case FDIV:
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	527 case DDIV: v = new FloatDivNode(result, x, y, isStrictFP); break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	528 case IREM:
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	529 case LREM: v = new IntegerRemNode(result, x, y); break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	530 case FREM:
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	531 case DREM: v = new FloatRemNode(result, x, y, isStrictFP); break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	532 default:
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	533 throw new CiBailout("should not reach");
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	534 }
4142 bc8527f3071c Adjust code base to new level of warnings. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 3733 diff changeset	535 ValueNode result1 = append(currentGraph.unique(v));
3733 e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	536 if (canTrap) {
4142 bc8527f3071c Adjust code base to new level of warnings. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 3733 diff changeset	537 append(currentGraph.add(new ValueAnchorNode(result1)));
3733 e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	538 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	539 frameState.push(result, result1);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	540 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	541
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	542 private void genNegateOp(CiKind kind) {
4142 bc8527f3071c Adjust code base to new level of warnings. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 3733 diff changeset	543 frameState.push(kind, append(currentGraph.unique(new NegateNode(frameState.pop(kind)))));
3733 e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	544 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	545
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	546 private void genShiftOp(CiKind kind, int opcode) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	547 ValueNode s = frameState.ipop();
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	548 ValueNode x = frameState.pop(kind);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	549 ShiftNode v;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	550 switch(opcode){
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	551 case ISHL:
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	552 case LSHL: v = new LeftShiftNode(kind, x, s); break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	553 case ISHR:
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	554 case LSHR: v = new RightShiftNode(kind, x, s); break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	555 case IUSHR:
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	556 case LUSHR: v = new UnsignedRightShiftNode(kind, x, s); break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	557 default:
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	558 throw new CiBailout("should not reach");
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	559 }
4142 bc8527f3071c Adjust code base to new level of warnings. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 3733 diff changeset	560 frameState.push(kind, append(currentGraph.unique(v)));
3733 e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	561 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	562
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	563 private void genLogicOp(CiKind kind, int opcode) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	564 ValueNode y = frameState.pop(kind);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	565 ValueNode x = frameState.pop(kind);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	566 LogicNode v;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	567 switch(opcode){
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	568 case IAND:
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	569 case LAND: v = new AndNode(kind, x, y); break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	570 case IOR:
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	571 case LOR: v = new OrNode(kind, x, y); break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	572 case IXOR:
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	573 case LXOR: v = new XorNode(kind, x, y); break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	574 default:
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	575 throw new CiBailout("should not reach");
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	576 }
4142 bc8527f3071c Adjust code base to new level of warnings. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 3733 diff changeset	577 frameState.push(kind, append(currentGraph.unique(v)));
3733 e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	578 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	579
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	580 private void genCompareOp(CiKind kind, boolean isUnorderedLess) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	581 ValueNode y = frameState.pop(kind);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	582 ValueNode x = frameState.pop(kind);
4142 bc8527f3071c Adjust code base to new level of warnings. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 3733 diff changeset	583 frameState.ipush(append(currentGraph.unique(new NormalizeCompareNode(x, y, isUnorderedLess))));
3733 e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	584 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	585
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	586 private void genConvert(ConvertNode.Op opcode) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	587 ValueNode input = frameState.pop(opcode.from.stackKind());
4142 bc8527f3071c Adjust code base to new level of warnings. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 3733 diff changeset	588 frameState.push(opcode.to.stackKind(), append(currentGraph.unique(new ConvertNode(opcode, input))));
3733 e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	589 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	590
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	591 private void genIncrement() {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	592 int index = stream().readLocalIndex();
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	593 int delta = stream().readIncrement();
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	594 ValueNode x = frameState.localAt(index);
4142 bc8527f3071c Adjust code base to new level of warnings. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 3733 diff changeset	595 ValueNode y = append(ConstantNode.forInt(delta, currentGraph));
bc8527f3071c Adjust code base to new level of warnings. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 3733 diff changeset	596 frameState.storeLocal(index, append(currentGraph.unique(new IntegerAddNode(CiKind.Int, x, y))));
3733 e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	597 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	598
4142 bc8527f3071c Adjust code base to new level of warnings. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 3733 diff changeset	599 private void genGoto() {
3733 e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	600 appendGoto(createTarget(currentBlock.successors.get(0), frameState));
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	601 assert currentBlock.normalSuccessors == 1;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	602 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	603
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	604 private void ifNode(ValueNode x, Condition cond, ValueNode y) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	605 assert !x.isDeleted() && !y.isDeleted();
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	606 double probability = method.branchProbability(bci());
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	607 if (probability < 0) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	608 if (GraalOptions.TraceProbability) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	609 TTY.println("missing probability in " + method + " at bci " + bci());
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	610 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	611 probability = 0.5;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	612 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	613
4307 a21979dc80be small fixes: don't cascade GraalInternalErrors, convert useless ifs to gotos Lukas Stadler <lukas.stadler@jku.at> parents: 4305 diff changeset	614 CompareNode condition = currentGraph.unique(new CompareNode(x, cond, y));
4305 0768bf0a4898 move part of the cfg-modifying operations into one place (currently: StructuredGraph) Lukas Stadler <lukas.stadler@jku.at> parents: 4266 diff changeset	615 FixedNode trueSuccessor = createTarget(currentBlock.successors.get(0), frameState);
0768bf0a4898 move part of the cfg-modifying operations into one place (currently: StructuredGraph) Lukas Stadler <lukas.stadler@jku.at> parents: 4266 diff changeset	616 FixedNode falseSuccessor = createTarget(currentBlock.successors.get(1), frameState);
4307 a21979dc80be small fixes: don't cascade GraalInternalErrors, convert useless ifs to gotos Lukas Stadler <lukas.stadler@jku.at> parents: 4305 diff changeset	617 if (trueSuccessor == falseSuccessor) {
a21979dc80be small fixes: don't cascade GraalInternalErrors, convert useless ifs to gotos Lukas Stadler <lukas.stadler@jku.at> parents: 4305 diff changeset	618 appendGoto(trueSuccessor);
a21979dc80be small fixes: don't cascade GraalInternalErrors, convert useless ifs to gotos Lukas Stadler <lukas.stadler@jku.at> parents: 4305 diff changeset	619 } else {
a21979dc80be small fixes: don't cascade GraalInternalErrors, convert useless ifs to gotos Lukas Stadler <lukas.stadler@jku.at> parents: 4305 diff changeset	620 append(currentGraph.add(new IfNode(condition, trueSuccessor, falseSuccessor, probability)));
a21979dc80be small fixes: don't cascade GraalInternalErrors, convert useless ifs to gotos Lukas Stadler <lukas.stadler@jku.at> parents: 4305 diff changeset	621 }
3733 e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	622
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	623 assert currentBlock.normalSuccessors == 2 : currentBlock.normalSuccessors;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	624 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	625
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	626 private void genIfZero(Condition cond) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	627 ValueNode y = appendConstant(CiConstant.INT_0);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	628 ValueNode x = frameState.ipop();
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	629 ifNode(x, cond, y);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	630 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	631
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	632 private void genIfNull(Condition cond) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	633 ValueNode y = appendConstant(CiConstant.NULL_OBJECT);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	634 ValueNode x = frameState.apop();
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	635 ifNode(x, cond, y);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	636 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	637
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	638 private void genIfSame(CiKind kind, Condition cond) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	639 ValueNode y = frameState.pop(kind);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	640 ValueNode x = frameState.pop(kind);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	641 assert !x.isDeleted() && !y.isDeleted();
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	642 ifNode(x, cond, y);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	643 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	644
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	645 private void genThrow(int bci) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	646 ValueNode exception = frameState.apop();
4142 bc8527f3071c Adjust code base to new level of warnings. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 3733 diff changeset	647 FixedGuardNode node = currentGraph.add(new FixedGuardNode(currentGraph.unique(new NullCheckNode(exception, false))));
3733 e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	648 append(node);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	649 append(handleException(exception, bci));
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	650 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	651
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	652 private RiType lookupType(int cpi, int bytecode) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	653 eagerResolving(cpi, bytecode);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	654 RiType result = constantPool.lookupType(cpi, bytecode);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	655 assert !config.eagerResolving() \|\| result instanceof RiResolvedType;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	656 return result;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	657 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	658
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	659 private RiMethod lookupMethod(int cpi, int opcode) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	660 eagerResolving(cpi, opcode);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	661 RiMethod result = constantPool.lookupMethod(cpi, opcode);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	662 assert !config.eagerResolving() \|\| ((result instanceof RiResolvedMethod) && ((RiResolvedMethod) result).holder().isInitialized());
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	663 return result;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	664 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	665
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	666 private RiField lookupField(int cpi, int opcode) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	667 eagerResolving(cpi, opcode);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	668 RiField result = constantPool.lookupField(cpi, opcode);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	669 assert !config.eagerResolving() \|\| (result instanceof RiResolvedField && ((RiResolvedField) result).holder().isInitialized());
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	670 return result;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	671 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	672
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	673 private void eagerResolving(int cpi, int bytecode) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	674 if (config.eagerResolving()) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	675 constantPool.loadReferencedType(cpi, bytecode);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	676 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	677 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	678
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	679 private void genCheckCast() {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	680 int cpi = stream().readCPI();
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	681 RiType type = lookupType(cpi, CHECKCAST);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	682 boolean initialized = type instanceof RiResolvedType;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	683 if (initialized) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	684 ConstantNode typeInstruction = genTypeOrDeopt(RiType.Representation.ObjectHub, type, true);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	685 ValueNode object = frameState.apop();
4142 bc8527f3071c Adjust code base to new level of warnings. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 3733 diff changeset	686 AnchorNode anchor = currentGraph.add(new AnchorNode());
3733 e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	687 append(anchor);
4142 bc8527f3071c Adjust code base to new level of warnings. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 3733 diff changeset	688 CheckCastNode checkCast = currentGraph.unique(new CheckCastNode(anchor, typeInstruction, (RiResolvedType) type, object));
bc8527f3071c Adjust code base to new level of warnings. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 3733 diff changeset	689 append(currentGraph.add(new ValueAnchorNode(checkCast)));
3733 e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	690 frameState.apush(checkCast);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	691 } else {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	692 ValueNode object = frameState.apop();
4142 bc8527f3071c Adjust code base to new level of warnings. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 3733 diff changeset	693 append(currentGraph.add(new FixedGuardNode(currentGraph.unique(new CompareNode(object, Condition.EQ, ConstantNode.forObject(null, runtime, currentGraph))))));
3733 e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	694 frameState.apush(appendConstant(CiConstant.NULL_OBJECT));
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	695 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	696 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	697
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	698 private void genInstanceOf() {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	699 int cpi = stream().readCPI();
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	700 RiType type = lookupType(cpi, INSTANCEOF);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	701 ConstantNode typeInstruction = genTypeOrDeopt(RiType.Representation.ObjectHub, type, type instanceof RiResolvedType);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	702 ValueNode object = frameState.apop();
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	703 if (typeInstruction != null) {
4142 bc8527f3071c Adjust code base to new level of warnings. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 3733 diff changeset	704 frameState.ipush(append(MaterializeNode.create(currentGraph.unique(new InstanceOfNode(typeInstruction, (RiResolvedType) type, object, false)), currentGraph)));
3733 e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	705 } else {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	706 frameState.ipush(appendConstant(CiConstant.INT_0));
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	707 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	708 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	709
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	710 void genNewInstance(int cpi) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	711 RiType type = lookupType(cpi, NEW);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	712 if (type instanceof RiResolvedType) {
4142 bc8527f3071c Adjust code base to new level of warnings. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 3733 diff changeset	713 NewInstanceNode n = currentGraph.add(new NewInstanceNode((RiResolvedType) type));
3733 e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	714 frameState.apush(append(n));
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	715 } else {
4142 bc8527f3071c Adjust code base to new level of warnings. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 3733 diff changeset	716 append(currentGraph.add(new DeoptimizeNode(DeoptAction.InvalidateRecompile)));
3733 e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	717 frameState.apush(appendConstant(CiConstant.NULL_OBJECT));
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	718 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	719 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	720
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	721 /**
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	722 * Gets the kind of array elements for the array type code that appears
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	723 * in a {@link Bytecodes#NEWARRAY} bytecode.
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	724 * @param code the array type code
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	725 * @return the kind from the array type code
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	726 */
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	727 public static CiKind arrayTypeCodeToKind(int code) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	728 // Checkstyle: stop
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	729 switch (code) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	730 case 4: return CiKind.Boolean;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	731 case 5: return CiKind.Char;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	732 case 6: return CiKind.Float;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	733 case 7: return CiKind.Double;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	734 case 8: return CiKind.Byte;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	735 case 9: return CiKind.Short;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	736 case 10: return CiKind.Int;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	737 case 11: return CiKind.Long;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	738 default: throw new IllegalArgumentException("unknown array type code: " + code);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	739 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	740 // Checkstyle: resume
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	741 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	742
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	743 private void genNewTypeArray(int typeCode) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	744 CiKind kind = arrayTypeCodeToKind(typeCode);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	745 RiResolvedType elementType = runtime.asRiType(kind);
4142 bc8527f3071c Adjust code base to new level of warnings. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 3733 diff changeset	746 NewTypeArrayNode nta = currentGraph.add(new NewTypeArrayNode(frameState.ipop(), elementType));
3733 e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	747 frameState.apush(append(nta));
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	748 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	749
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	750 private void genNewObjectArray(int cpi) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	751 RiType type = lookupType(cpi, ANEWARRAY);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	752 ValueNode length = frameState.ipop();
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	753 if (type instanceof RiResolvedType) {
4142 bc8527f3071c Adjust code base to new level of warnings. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 3733 diff changeset	754 NewArrayNode n = currentGraph.add(new NewObjectArrayNode((RiResolvedType) type, length));
3733 e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	755 frameState.apush(append(n));
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	756 } else {
4142 bc8527f3071c Adjust code base to new level of warnings. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 3733 diff changeset	757 append(currentGraph.add(new DeoptimizeNode(DeoptAction.InvalidateRecompile)));
3733 e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	758 frameState.apush(appendConstant(CiConstant.NULL_OBJECT));
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	759 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	760
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	761 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	762
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	763 private void genNewMultiArray(int cpi) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	764 RiType type = lookupType(cpi, MULTIANEWARRAY);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	765 int rank = stream().readUByte(bci() + 3);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	766 ValueNode[] dims = new ValueNode[rank];
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	767 for (int i = rank - 1; i >= 0; i--) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	768 dims[i] = frameState.ipop();
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	769 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	770 if (type instanceof RiResolvedType) {
4142 bc8527f3071c Adjust code base to new level of warnings. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 3733 diff changeset	771 FixedWithNextNode n = currentGraph.add(new NewMultiArrayNode((RiResolvedType) type, dims));
3733 e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	772 frameState.apush(append(n));
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	773 } else {
4142 bc8527f3071c Adjust code base to new level of warnings. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 3733 diff changeset	774 append(currentGraph.add(new DeoptimizeNode(DeoptAction.InvalidateRecompile)));
3733 e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	775 frameState.apush(appendConstant(CiConstant.NULL_OBJECT));
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	776 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	777 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	778
4142 bc8527f3071c Adjust code base to new level of warnings. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 3733 diff changeset	779 private void genGetField(RiField field) {
3733 e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	780 emitExplicitExceptions(frameState.peek(0), null);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	781
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	782 CiKind kind = field.kind(false);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	783 ValueNode receiver = frameState.apop();
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	784 if ((field instanceof RiResolvedField) && ((RiResolvedField) field).holder().isInitialized()) {
4142 bc8527f3071c Adjust code base to new level of warnings. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 3733 diff changeset	785 LoadFieldNode load = currentGraph.add(new LoadFieldNode(receiver, (RiResolvedField) field));
3733 e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	786 appendOptimizedLoadField(kind, load);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	787 } else {
4142 bc8527f3071c Adjust code base to new level of warnings. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 3733 diff changeset	788 append(currentGraph.add(new DeoptimizeNode(DeoptAction.InvalidateRecompile)));
bc8527f3071c Adjust code base to new level of warnings. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 3733 diff changeset	789 frameState.push(kind.stackKind(), append(ConstantNode.defaultForKind(kind, currentGraph)));
3733 e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	790 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	791 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	792
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	793 public static class ExceptionInfo {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	794
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	795 public final FixedWithNextNode exceptionEdge;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	796 public final ValueNode exception;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	797
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	798 public ExceptionInfo(FixedWithNextNode exceptionEdge, ValueNode exception) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	799 this.exceptionEdge = exceptionEdge;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	800 this.exception = exception;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	801 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	802 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	803
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	804 private ExceptionInfo emitNullCheck(ValueNode receiver) {
4142 bc8527f3071c Adjust code base to new level of warnings. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 3733 diff changeset	805 PlaceholderNode trueSucc = currentGraph.add(new PlaceholderNode());
bc8527f3071c Adjust code base to new level of warnings. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 3733 diff changeset	806 PlaceholderNode falseSucc = currentGraph.add(new PlaceholderNode());
bc8527f3071c Adjust code base to new level of warnings. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 3733 diff changeset	807 IfNode ifNode = currentGraph.add(new IfNode(currentGraph.unique(new NullCheckNode(receiver, false)), trueSucc, falseSucc, 1));
3733 e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	808
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	809 append(ifNode);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	810 lastInstr = trueSucc;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	811
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	812 if (GraalOptions.OmitHotExceptionStacktrace) {
4142 bc8527f3071c Adjust code base to new level of warnings. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 3733 diff changeset	813 ValueNode exception = ConstantNode.forObject(new NullPointerException(), runtime, currentGraph);
3733 e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	814 return new ExceptionInfo(falseSucc, exception);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	815 } else {
4142 bc8527f3071c Adjust code base to new level of warnings. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 3733 diff changeset	816 RuntimeCallNode call = currentGraph.add(new RuntimeCallNode(CiRuntimeCall.CreateNullPointerException));
3733 e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	817 call.setStateAfter(frameState.duplicate(bci()));
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	818 falseSucc.setNext(call);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	819 return new ExceptionInfo(call, call);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	820 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	821 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	822
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	823 private ExceptionInfo emitBoundsCheck(ValueNode index, ValueNode length) {
4142 bc8527f3071c Adjust code base to new level of warnings. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 3733 diff changeset	824 PlaceholderNode trueSucc = currentGraph.add(new PlaceholderNode());
bc8527f3071c Adjust code base to new level of warnings. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 3733 diff changeset	825 PlaceholderNode falseSucc = currentGraph.add(new PlaceholderNode());
bc8527f3071c Adjust code base to new level of warnings. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 3733 diff changeset	826 IfNode ifNode = currentGraph.add(new IfNode(currentGraph.unique(new CompareNode(index, Condition.BT, length)), trueSucc, falseSucc, 1));
3733 e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	827
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	828 append(ifNode);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	829 lastInstr = trueSucc;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	830
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	831 if (GraalOptions.OmitHotExceptionStacktrace) {
4142 bc8527f3071c Adjust code base to new level of warnings. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 3733 diff changeset	832 ValueNode exception = ConstantNode.forObject(new ArrayIndexOutOfBoundsException(), runtime, currentGraph);
3733 e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	833 return new ExceptionInfo(falseSucc, exception);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	834 } else {
4142 bc8527f3071c Adjust code base to new level of warnings. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 3733 diff changeset	835 RuntimeCallNode call = currentGraph.add(new RuntimeCallNode(CiRuntimeCall.CreateOutOfBoundsException, new ValueNode[] {index}));
3733 e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	836 call.setStateAfter(frameState.duplicate(bci()));
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	837 falseSucc.setNext(call);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	838 return new ExceptionInfo(call, call);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	839 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	840 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	841
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	842 private void emitExplicitExceptions(ValueNode receiver, ValueNode outOfBoundsIndex) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	843 assert receiver != null;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	844
4142 bc8527f3071c Adjust code base to new level of warnings. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 3733 diff changeset	845 if (canTrapBitSet.get(bci()) && GraalOptions.AllowExplicitExceptionChecks) {
bc8527f3071c Adjust code base to new level of warnings. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 3733 diff changeset	846 ArrayList<ExceptionInfo> exceptions = new ArrayList<>(2);
3733 e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	847 exceptions.add(emitNullCheck(receiver));
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	848 if (outOfBoundsIndex != null) {
4142 bc8527f3071c Adjust code base to new level of warnings. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 3733 diff changeset	849 ArrayLengthNode length = currentGraph.add(new ArrayLengthNode(receiver));
3733 e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	850 append(length);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	851 exceptions.add(emitBoundsCheck(outOfBoundsIndex, length));
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	852 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	853 final ExceptionInfo exception;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	854 if (exceptions.size() == 1) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	855 exception = exceptions.get(0);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	856 } else {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	857 assert exceptions.size() > 1;
4142 bc8527f3071c Adjust code base to new level of warnings. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 3733 diff changeset	858 MergeNode merge = currentGraph.add(new MergeNode());
bc8527f3071c Adjust code base to new level of warnings. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 3733 diff changeset	859 PhiNode phi = currentGraph.unique(new PhiNode(CiKind.Object, merge, PhiType.Value));
3733 e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	860 for (ExceptionInfo info : exceptions) {
4142 bc8527f3071c Adjust code base to new level of warnings. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 3733 diff changeset	861 EndNode end = currentGraph.add(new EndNode());
3733 e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	862 info.exceptionEdge.setNext(end);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	863 merge.addEnd(end);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	864 phi.addInput(info.exception);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	865 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	866 merge.setStateAfter(frameState.duplicate(bci()));
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	867 exception = new ExceptionInfo(merge, phi);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	868 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	869
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	870 FixedNode entry = handleException(exception.exception, bci());
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	871 if (entry != null) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	872 exception.exceptionEdge.setNext(entry);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	873 } else {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	874 exception.exceptionEdge.setNext(createTarget(unwindBlock(bci()), frameState.duplicateWithException(bci(), exception.exception)));
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	875 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	876 if (GraalOptions.Meter) {
4142 bc8527f3071c Adjust code base to new level of warnings. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 3733 diff changeset	877 currentContext.metrics.ExplicitExceptions++;
3733 e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	878 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	879 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	880 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	881
4142 bc8527f3071c Adjust code base to new level of warnings. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 3733 diff changeset	882 private void genPutField(RiField field) {
3733 e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	883 emitExplicitExceptions(frameState.peek(1), null);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	884
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	885 ValueNode value = frameState.pop(field.kind(false).stackKind());
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	886 ValueNode receiver = frameState.apop();
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	887 if (field instanceof RiResolvedField && ((RiResolvedField) field).holder().isInitialized()) {
4142 bc8527f3071c Adjust code base to new level of warnings. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 3733 diff changeset	888 StoreFieldNode store = currentGraph.add(new StoreFieldNode(receiver, (RiResolvedField) field, value));
3733 e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	889 appendOptimizedStoreField(store);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	890 } else {
4142 bc8527f3071c Adjust code base to new level of warnings. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 3733 diff changeset	891 append(currentGraph.add(new DeoptimizeNode(DeoptAction.InvalidateRecompile)));
3733 e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	892 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	893 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	894
4142 bc8527f3071c Adjust code base to new level of warnings. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 3733 diff changeset	895 private void genGetStatic(RiField field) {
3733 e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	896 RiType holder = field.holder();
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	897 boolean isInitialized = (field instanceof RiResolvedField) && ((RiResolvedType) holder).isInitialized();
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	898 CiConstant constantValue = null;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	899 if (isInitialized) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	900 constantValue = ((RiResolvedField) field).constantValue(null);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	901 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	902 if (constantValue != null) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	903 frameState.push(constantValue.kind.stackKind(), appendConstant(constantValue));
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	904 } else {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	905 ValueNode container = genTypeOrDeopt(RiType.Representation.StaticFields, holder, isInitialized);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	906 CiKind kind = field.kind(false);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	907 if (container != null) {
4142 bc8527f3071c Adjust code base to new level of warnings. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 3733 diff changeset	908 LoadFieldNode load = currentGraph.add(new LoadFieldNode(container, (RiResolvedField) field));
3733 e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	909 appendOptimizedLoadField(kind, load);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	910 } else {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	911 // deopt will be generated by genTypeOrDeopt, not needed here
4142 bc8527f3071c Adjust code base to new level of warnings. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 3733 diff changeset	912 frameState.push(kind.stackKind(), append(ConstantNode.defaultForKind(kind, currentGraph)));
3733 e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	913 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	914 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	915 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	916
4142 bc8527f3071c Adjust code base to new level of warnings. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 3733 diff changeset	917 private void genPutStatic(RiField field) {
3733 e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	918 RiType holder = field.holder();
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	919 ValueNode container = genTypeOrDeopt(RiType.Representation.StaticFields, holder, field instanceof RiResolvedField && ((RiResolvedType) holder).isInitialized());
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	920 ValueNode value = frameState.pop(field.kind(false).stackKind());
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	921 if (container != null) {
4142 bc8527f3071c Adjust code base to new level of warnings. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 3733 diff changeset	922 StoreFieldNode store = currentGraph.add(new StoreFieldNode(container, (RiResolvedField) field, value));
3733 e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	923 appendOptimizedStoreField(store);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	924 } else {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	925 // deopt will be generated by genTypeOrDeopt, not needed here
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	926 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	927 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	928
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	929 private ConstantNode genTypeOrDeopt(RiType.Representation representation, RiType holder, boolean initialized) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	930 if (initialized) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	931 return appendConstant(((RiResolvedType) holder).getEncoding(representation));
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	932 } else {
4142 bc8527f3071c Adjust code base to new level of warnings. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 3733 diff changeset	933 append(currentGraph.add(new DeoptimizeNode(DeoptAction.InvalidateRecompile)));
3733 e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	934 return null;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	935 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	936 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	937
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	938 private void appendOptimizedStoreField(StoreFieldNode store) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	939 append(store);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	940 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	941
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	942 private void appendOptimizedLoadField(CiKind kind, LoadFieldNode load) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	943 // append the load to the instruction
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	944 ValueNode optimized = append(load);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	945 frameState.push(kind.stackKind(), optimized);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	946 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	947
4142 bc8527f3071c Adjust code base to new level of warnings. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 3733 diff changeset	948 private void genInvokeStatic(RiMethod target) {
3733 e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	949 if (target instanceof RiResolvedMethod) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	950 RiResolvedMethod resolvedTarget = (RiResolvedMethod) target;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	951 RiResolvedType holder = resolvedTarget.holder();
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	952 if (!holder.isInitialized() && GraalOptions.ResolveClassBeforeStaticInvoke) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	953 genInvokeDeopt(target, false);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	954 } else {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	955 ValueNode[] args = frameState.popArguments(resolvedTarget.signature().argumentSlots(false), resolvedTarget.signature().argumentCount(false));
4142 bc8527f3071c Adjust code base to new level of warnings. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 3733 diff changeset	956 appendInvoke(InvokeKind.Static, resolvedTarget, args);
3733 e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	957 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	958 } else {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	959 genInvokeDeopt(target, false);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	960 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	961 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	962
4142 bc8527f3071c Adjust code base to new level of warnings. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 3733 diff changeset	963 private void genInvokeInterface(RiMethod target) {
3733 e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	964 if (target instanceof RiResolvedMethod) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	965 ValueNode[] args = frameState.popArguments(target.signature().argumentSlots(true), target.signature().argumentCount(true));
4142 bc8527f3071c Adjust code base to new level of warnings. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 3733 diff changeset	966 genInvokeIndirect(InvokeKind.Interface, (RiResolvedMethod) target, args);
3733 e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	967 } else {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	968 genInvokeDeopt(target, true);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	969 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	970 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	971
4142 bc8527f3071c Adjust code base to new level of warnings. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 3733 diff changeset	972 private void genInvokeVirtual(RiMethod target) {
3733 e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	973 if (target instanceof RiResolvedMethod) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	974 ValueNode[] args = frameState.popArguments(target.signature().argumentSlots(true), target.signature().argumentCount(true));
4142 bc8527f3071c Adjust code base to new level of warnings. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 3733 diff changeset	975 genInvokeIndirect(InvokeKind.Virtual, (RiResolvedMethod) target, args);
3733 e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	976 } else {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	977 genInvokeDeopt(target, true);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	978 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	979
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	980 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	981
4142 bc8527f3071c Adjust code base to new level of warnings. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 3733 diff changeset	982 private void genInvokeSpecial(RiMethod target) {
3733 e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	983 if (target instanceof RiResolvedMethod) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	984 assert target != null;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	985 assert target.signature() != null;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	986 ValueNode[] args = frameState.popArguments(target.signature().argumentSlots(true), target.signature().argumentCount(true));
4142 bc8527f3071c Adjust code base to new level of warnings. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 3733 diff changeset	987 invokeDirect((RiResolvedMethod) target, args);
3733 e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	988 } else {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	989 genInvokeDeopt(target, true);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	990 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	991 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	992
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	993 private void genInvokeDeopt(RiMethod unresolvedTarget, boolean withReceiver) {
4142 bc8527f3071c Adjust code base to new level of warnings. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 3733 diff changeset	994 append(currentGraph.add(new DeoptimizeNode(DeoptAction.InvalidateRecompile)));
3733 e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	995 frameState.popArguments(unresolvedTarget.signature().argumentSlots(withReceiver), unresolvedTarget.signature().argumentCount(withReceiver));
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	996 CiKind kind = unresolvedTarget.signature().returnKind(false);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	997 if (kind != CiKind.Void) {
4142 bc8527f3071c Adjust code base to new level of warnings. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 3733 diff changeset	998 frameState.push(kind.stackKind(), append(ConstantNode.defaultForKind(kind, currentGraph)));
3733 e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	999 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1000 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1001
4142 bc8527f3071c Adjust code base to new level of warnings. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 3733 diff changeset	1002 private void genInvokeIndirect(InvokeKind invokeKind, RiResolvedMethod target, ValueNode[] args) {
3733 e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1003 ValueNode receiver = args[0];
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1004 // attempt to devirtualize the call
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1005 RiResolvedType klass = target.holder();
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1006
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1007 // 0. check for trivial cases
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1008 if (target.canBeStaticallyBound() && !isAbstract(target.accessFlags())) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1009 // check for trivial cases (e.g. final methods, nonvirtual methods)
4142 bc8527f3071c Adjust code base to new level of warnings. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 3733 diff changeset	1010 invokeDirect(target, args);
3733 e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1011 return;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1012 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1013 // 1. check if the exact type of the receiver can be determined
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1014 RiResolvedType exact = getExactType(klass, receiver);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1015 if (exact != null) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1016 // either the holder class is exact, or the receiver object has an exact type
4142 bc8527f3071c Adjust code base to new level of warnings. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 3733 diff changeset	1017 invokeDirect(exact.resolveMethodImpl(target), args);
3733 e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1018 return;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1019 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1020 // devirtualization failed, produce an actual invokevirtual
4142 bc8527f3071c Adjust code base to new level of warnings. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 3733 diff changeset	1021 appendInvoke(invokeKind, target, args);
3733 e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1022 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1023
4142 bc8527f3071c Adjust code base to new level of warnings. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 3733 diff changeset	1024 private void invokeDirect(RiResolvedMethod target, ValueNode[] args) {
bc8527f3071c Adjust code base to new level of warnings. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 3733 diff changeset	1025 appendInvoke(InvokeKind.Special, target, args);
3733 e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1026 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1027
4142 bc8527f3071c Adjust code base to new level of warnings. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 3733 diff changeset	1028 private void appendInvoke(InvokeKind invokeKind, RiResolvedMethod targetMethod, ValueNode[] args) {
3733 e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1029 CiKind resultType = targetMethod.signature().returnKind(false);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1030 if (GraalOptions.DeoptALot) {
4142 bc8527f3071c Adjust code base to new level of warnings. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 3733 diff changeset	1031 DeoptimizeNode deoptimize = currentGraph.add(new DeoptimizeNode(DeoptAction.None));
3733 e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1032 deoptimize.setMessage("invoke " + targetMethod.name());
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1033 append(deoptimize);
4142 bc8527f3071c Adjust code base to new level of warnings. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 3733 diff changeset	1034 frameState.pushReturn(resultType, ConstantNode.defaultForKind(resultType, currentGraph));
3733 e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1035 } else {
4142 bc8527f3071c Adjust code base to new level of warnings. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 3733 diff changeset	1036 MethodCallTargetNode callTarget = currentGraph.add(new MethodCallTargetNode(invokeKind, targetMethod, args, targetMethod.signature().returnType(method.holder())));
3733 e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1037 BeginNode exceptionEdge = handleException(null, bci());
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1038 ValueNode result;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1039 if (exceptionEdge != null) {
4142 bc8527f3071c Adjust code base to new level of warnings. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 3733 diff changeset	1040 InvokeWithExceptionNode invoke = currentGraph.add(new InvokeWithExceptionNode(callTarget, exceptionEdge, bci()));
3733 e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1041 result = append(invoke);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1042 frameState.pushReturn(resultType, result);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1043 Block nextBlock = currentBlock.successors.get(0);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1044 invoke.setNext(createTarget(nextBlock, frameState));
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1045 invoke.setStateAfter(frameState.create(nextBlock.startBci));
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1046 } else {
4142 bc8527f3071c Adjust code base to new level of warnings. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 3733 diff changeset	1047 result = appendWithBCI(currentGraph.add(new InvokeNode(callTarget, bci())));
3733 e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1048 frameState.pushReturn(resultType, result);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1049 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1050 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1051 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1052
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1053 private RiResolvedType getExactType(RiResolvedType staticType, ValueNode receiver) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1054 RiResolvedType exact = staticType.exactType();
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1055 if (exact == null) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1056 exact = receiver.exactType();
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1057 if (exact == null) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1058 if (receiver.isConstant()) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1059 exact = runtime.getTypeOf(receiver.asConstant());
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1060 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1061 if (exact == null) {
4249 1aaf3592e516 Fix some warnings from findbugs Gilles Duboscq <gilles.m.duboscq@gmail.com> parents: 4233 diff changeset	1062 RiResolvedType declared = receiver.declaredType();
1aaf3592e516 Fix some warnings from findbugs Gilles Duboscq <gilles.m.duboscq@gmail.com> parents: 4233 diff changeset	1063 if (declared != null) {
1aaf3592e516 Fix some warnings from findbugs Gilles Duboscq <gilles.m.duboscq@gmail.com> parents: 4233 diff changeset	1064 exact = declared.exactType();
3733 e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1065 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1066 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1067 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1068 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1069 return exact;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1070 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1071
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1072 private void callRegisterFinalizer() {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1073 // append a call to the finalizer registration
4142 bc8527f3071c Adjust code base to new level of warnings. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 3733 diff changeset	1074 append(currentGraph.add(new RegisterFinalizerNode(frameState.loadLocal(0))));
3733 e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1075 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1076
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1077 private void genReturn(ValueNode x) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1078 frameState.clearStack();
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1079 if (x != null) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1080 frameState.push(x.kind(), x);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1081 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1082 appendGoto(createTarget(returnBlock(bci()), frameState));
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1083 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1084
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1085 private MonitorEnterNode genMonitorEnter(ValueNode x) {
4233 fa53d5e4aa35 Remove lock information from frame states, and compute it instead when LIR is generated. Christian Wimmer <Christian.Wimmer@Oracle.com> parents: 4205 diff changeset	1086 MonitorEnterNode monitorEnter = currentGraph.add(new MonitorEnterNode(x));
3733 e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1087 appendWithBCI(monitorEnter);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1088 return monitorEnter;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1089 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1090
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1091 private MonitorExitNode genMonitorExit(ValueNode x) {
4233 fa53d5e4aa35 Remove lock information from frame states, and compute it instead when LIR is generated. Christian Wimmer <Christian.Wimmer@Oracle.com> parents: 4205 diff changeset	1092 MonitorExitNode monitorExit = currentGraph.add(new MonitorExitNode(x));
3733 e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1093 appendWithBCI(monitorExit);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1094 return monitorExit;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1095 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1096
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1097 private void genJsr(int dest) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1098 Block successor = currentBlock.jsrSuccessor;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1099 assert successor.startBci == dest : successor.startBci + " != " + dest + " @" + bci();
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1100 JsrScope scope = currentBlock.jsrScope;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1101 if (!successor.jsrScope.pop().equals(scope)) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1102 throw new JsrNotSupportedBailout("unstructured control flow (internal limitation)");
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1103 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1104 if (successor.jsrScope.nextReturnAddress() != stream().nextBCI()) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1105 throw new JsrNotSupportedBailout("unstructured control flow (internal limitation)");
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1106 }
4142 bc8527f3071c Adjust code base to new level of warnings. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 3733 diff changeset	1107 frameState.push(CiKind.Jsr, ConstantNode.forJsr(stream().nextBCI(), currentGraph));
3733 e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1108 appendGoto(createTarget(successor, frameState));
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1109 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1110
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1111 private void genRet(int localIndex) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1112 Block successor = currentBlock.retSuccessor;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1113 ValueNode local = frameState.loadLocal(localIndex);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1114 JsrScope scope = currentBlock.jsrScope;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1115 int retAddress = scope.nextReturnAddress();
4142 bc8527f3071c Adjust code base to new level of warnings. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 3733 diff changeset	1116 append(currentGraph.add(new FixedGuardNode(currentGraph.unique(new CompareNode(local, Condition.EQ, ConstantNode.forJsr(retAddress, currentGraph))))));
3733 e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1117 if (!successor.jsrScope.equals(scope.pop())) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1118 throw new JsrNotSupportedBailout("unstructured control flow (ret leaves more than one scope)");
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1119 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1120 appendGoto(createTarget(successor, frameState));
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1121 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1122
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1123 private void genTableswitch() {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1124 int bci = bci();
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1125 ValueNode value = frameState.ipop();
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1126 BytecodeTableSwitch ts = new BytecodeTableSwitch(stream(), bci);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1127
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1128 int nofCases = ts.numberOfCases() + 1; // including default case
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1129 assert currentBlock.normalSuccessors == nofCases;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1130
4142 bc8527f3071c Adjust code base to new level of warnings. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 3733 diff changeset	1131 TableSwitchNode tableSwitch = currentGraph.add(new TableSwitchNode(value, ts.lowKey(), switchProbability(nofCases, bci)));
3733 e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1132 for (int i = 0; i < nofCases; ++i) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1133 tableSwitch.setBlockSuccessor(i, BeginNode.begin(createTarget(currentBlock.successors.get(i), frameState)));
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1134 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1135 append(tableSwitch);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1136 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1137
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1138 private double[] switchProbability(int numberOfCases, int bci) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1139 double[] prob = method.switchProbability(bci);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1140 if (prob != null) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1141 assert prob.length == numberOfCases;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1142 } else {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1143 if (GraalOptions.TraceProbability) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1144 TTY.println("Missing probability (switch) in " + method + " at bci " + bci);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1145 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1146 prob = new double[numberOfCases];
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1147 for (int i = 0; i < numberOfCases; i++) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1148 prob[i] = 1.0d / numberOfCases;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1149 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1150 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1151 return prob;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1152 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1153
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1154 private void genLookupswitch() {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1155 int bci = bci();
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1156 ValueNode value = frameState.ipop();
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1157 BytecodeLookupSwitch ls = new BytecodeLookupSwitch(stream(), bci);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1158
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1159 int nofCases = ls.numberOfCases() + 1; // including default case
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1160 assert currentBlock.normalSuccessors == nofCases;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1161
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1162 int[] keys = new int[nofCases - 1];
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1163 for (int i = 0; i < nofCases - 1; ++i) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1164 keys[i] = ls.keyAt(i);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1165 }
4142 bc8527f3071c Adjust code base to new level of warnings. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 3733 diff changeset	1166 LookupSwitchNode lookupSwitch = currentGraph.add(new LookupSwitchNode(value, keys, switchProbability(nofCases, bci)));
3733 e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1167 for (int i = 0; i < nofCases; ++i) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1168 lookupSwitch.setBlockSuccessor(i, BeginNode.begin(createTarget(currentBlock.successors.get(i), frameState)));
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1169 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1170 append(lookupSwitch);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1171 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1172
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1173 private ConstantNode appendConstant(CiConstant constant) {
4142 bc8527f3071c Adjust code base to new level of warnings. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 3733 diff changeset	1174 return ConstantNode.forCiConstant(constant, runtime, currentGraph);
3733 e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1175 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1176
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1177 private ValueNode append(FixedNode fixed) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1178 lastInstr.setNext(fixed);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1179 lastInstr = null;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1180 return fixed;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1181 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1182
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1183 private ValueNode append(FixedWithNextNode x) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1184 return appendWithBCI(x);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1185 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1186
4142 bc8527f3071c Adjust code base to new level of warnings. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 3733 diff changeset	1187 private static ValueNode append(ValueNode v) {
3733 e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1188 return v;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1189 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1190
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1191 private ValueNode appendWithBCI(FixedWithNextNode x) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1192 assert x.predecessor() == null : "instruction should not have been appended yet";
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1193 assert lastInstr.next() == null : "cannot append instruction to instruction which isn't end (" + lastInstr + "->" + lastInstr.next() + ")";
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1194 lastInstr.setNext(x);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1195 lastInstr = x;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1196 return x;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1197 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1198
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1199 private FixedNode createTarget(Block block, FrameStateAccess stateAfter) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1200 assert block != null && stateAfter != null;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1201 assert block.isLoopHeader \|\| block.firstInstruction == null \|\| block.firstInstruction.next() == null :
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1202 "non-loop block must be iterated after all its predecessors. startBci=" + block.startBci + ", " + block.getClass().getSimpleName() + ", " + block.firstInstruction.next();
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1203
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1204 if (block.isExceptionEntry) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1205 assert stateAfter.stackSize() == 1;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1206 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1207
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1208 if (block.firstInstruction == null) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1209 if (block.isLoopHeader) {
4142 bc8527f3071c Adjust code base to new level of warnings. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 3733 diff changeset	1210 LoopBeginNode loopBegin = currentGraph.add(new LoopBeginNode());
bc8527f3071c Adjust code base to new level of warnings. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 3733 diff changeset	1211 loopBegin.addEnd(currentGraph.add(new EndNode()));
bc8527f3071c Adjust code base to new level of warnings. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 3733 diff changeset	1212 LoopEndNode loopEnd = currentGraph.add(new LoopEndNode());
3733 e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1213 loopEnd.setLoopBegin(loopBegin);
4142 bc8527f3071c Adjust code base to new level of warnings. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 3733 diff changeset	1214 PlaceholderNode pBegin = currentGraph.add(new PlaceholderNode());
3733 e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1215 pBegin.setNext(loopBegin.forwardEdge());
4142 bc8527f3071c Adjust code base to new level of warnings. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 3733 diff changeset	1216 PlaceholderNode pEnd = currentGraph.add(new PlaceholderNode());
3733 e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1217 pEnd.setNext(loopEnd);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1218 loopBegin.setStateAfter(stateAfter.duplicate(block.startBci));
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1219 block.firstInstruction = pBegin;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1220 } else {
4142 bc8527f3071c Adjust code base to new level of warnings. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 3733 diff changeset	1221 block.firstInstruction = currentGraph.add(new PlaceholderNode());
3733 e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1222 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1223 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1224 mergeOrClone(block, stateAfter);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1225 addToWorkList(block);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1226
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1227 FixedNode result = null;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1228 if (block.isLoopHeader && isVisited(block)) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1229 result = (FixedNode) loopBegin(block).loopEnd().predecessor();
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1230 } else {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1231 result = block.firstInstruction;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1232 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1233
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1234 assert result instanceof MergeNode \|\| result instanceof PlaceholderNode : result;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1235 if (result instanceof MergeNode) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1236 if (result instanceof LoopBeginNode) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1237 result = ((LoopBeginNode) result).forwardEdge();
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1238 } else {
4142 bc8527f3071c Adjust code base to new level of warnings. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 3733 diff changeset	1239 EndNode end = currentGraph.add(new EndNode());
3733 e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1240 ((MergeNode) result).addEnd(end);
4142 bc8527f3071c Adjust code base to new level of warnings. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 3733 diff changeset	1241 PlaceholderNode p = currentGraph.add(new PlaceholderNode());
3733 e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1242 int bci = block.startBci;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1243 if (block instanceof ExceptionBlock) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1244 bci = ((ExceptionBlock) block).deoptBci;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1245 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1246 p.setStateAfter(stateAfter.duplicate(bci));
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1247 p.setNext(end);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1248 result = p;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1249 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1250 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1251 assert !(result instanceof LoopBeginNode \|\| result instanceof MergeNode);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1252 return result;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1253 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1254
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1255 private ValueNode synchronizedObject(FrameStateAccess state, RiResolvedMethod target) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1256 if (isStatic(target.accessFlags())) {
4142 bc8527f3071c Adjust code base to new level of warnings. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 3733 diff changeset	1257 return append(ConstantNode.forCiConstant(target.holder().getEncoding(Representation.JavaClass), runtime, currentGraph));
3733 e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1258 } else {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1259 return state.localAt(0);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1260 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1261 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1262
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1263 private void iterateAllBlocks() {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1264 Block block;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1265 while ((block = removeFromWorkList()) != null) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1266 // remove blocks that have no predecessors by the time it their bytecodes are parsed
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1267 if (block.firstInstruction == null) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1268 markVisited(block);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1269 continue;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1270 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1271
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1272 if (!isVisited(block)) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1273 markVisited(block);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1274 // now parse the block
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1275 if (block.isLoopHeader) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1276 LoopBeginNode begin = loopBegin(block);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1277 FrameState preLoopState = ((StateSplit) block.firstInstruction).stateAfter();
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1278 assert preLoopState != null;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1279 FrameState duplicate = preLoopState.duplicate(preLoopState.bci);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1280 begin.setStateAfter(duplicate);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1281 duplicate.insertLoopPhis(begin);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1282 lastInstr = begin;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1283 } else {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1284 lastInstr = block.firstInstruction;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1285 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1286 frameState.initializeFrom(((StateSplit) lastInstr).stateAfter());
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1287 assert lastInstr.next() == null : "instructions already appended at block " + block.blockID;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1288
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1289 if (block == returnBlock) {
4142 bc8527f3071c Adjust code base to new level of warnings. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 3733 diff changeset	1290 createReturn();
3733 e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1291 } else if (block == unwindBlock) {
4142 bc8527f3071c Adjust code base to new level of warnings. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 3733 diff changeset	1292 createUnwind();
3733 e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1293 } else if (block instanceof ExceptionBlock) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1294 createExceptionDispatch((ExceptionBlock) block);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1295 } else if (block instanceof DeoptBlock) {
4142 bc8527f3071c Adjust code base to new level of warnings. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 3733 diff changeset	1296 createDeopt();
3733 e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1297 } else {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1298 frameState.setRethrowException(false);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1299 iterateBytecodesForBlock(block);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1300 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1301 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1302 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1303 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1304
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1305 private void connectLoopEndToBegin() {
4142 bc8527f3071c Adjust code base to new level of warnings. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 3733 diff changeset	1306 for (LoopBeginNode begin : currentGraph.getNodes(LoopBeginNode.class)) {
3733 e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1307 LoopEndNode loopEnd = begin.loopEnd();
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1308 AbstractStateSplit loopEndStateSplit = (AbstractStateSplit) loopEnd.predecessor();
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1309 if (loopEndStateSplit.stateAfter() != null) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1310 begin.stateAfter().mergeLoop(begin, loopEndStateSplit.stateAfter());
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1311 } else {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1312 // This can happen with degenerated loops like this one:
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1313 // for (;;) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1314 // try {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1315 // break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1316 // } catch (UnresolvedException iioe) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1317 // }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1318 // }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1319 // Delete the phis (all of them must have exactly one input).
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1320 for (PhiNode phi : begin.phis().snapshot()) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1321 assert phi.valueCount() == 1;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1322 begin.stateAfter().deleteRedundantPhi(phi, phi.firstValue());
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1323 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1324
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1325 // Delete the loop end.
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1326 loopEndStateSplit.safeDelete();
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1327 loopEnd.safeDelete();
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1328
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1329 // Remove the loop begin.
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1330 EndNode loopEntryEnd = begin.forwardEdge();
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1331 FixedNode beginSucc = begin.next();
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1332 FrameState stateAfter = begin.stateAfter();
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1333 stateAfter.delete();
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1334 begin.safeDelete();
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1335 loopEntryEnd.replaceAndDelete(beginSucc);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1336 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1337 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1338 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1339
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1340 private static LoopBeginNode loopBegin(Block block) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1341 EndNode endNode = (EndNode) block.firstInstruction.next();
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1342 LoopBeginNode loopBegin = (LoopBeginNode) endNode.merge();
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1343 return loopBegin;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1344 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1345
4142 bc8527f3071c Adjust code base to new level of warnings. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 3733 diff changeset	1346 private void createDeopt() {
bc8527f3071c Adjust code base to new level of warnings. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 3733 diff changeset	1347 append(currentGraph.add(new DeoptimizeNode(DeoptAction.InvalidateReprofile)));
3733 e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1348 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1349
4142 bc8527f3071c Adjust code base to new level of warnings. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 3733 diff changeset	1350 private void createUnwind() {
3733 e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1351 synchronizedEpilogue(FrameState.AFTER_EXCEPTION_BCI);
4142 bc8527f3071c Adjust code base to new level of warnings. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 3733 diff changeset	1352 UnwindNode unwindNode = currentGraph.add(new UnwindNode(frameState.apop()));
3733 e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1353 append(unwindNode);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1354 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1355
4142 bc8527f3071c Adjust code base to new level of warnings. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 3733 diff changeset	1356 private void createReturn() {
3733 e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1357 if (method.isConstructor() && method.holder().superType() == null) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1358 callRegisterFinalizer();
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1359 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1360 CiKind returnKind = method.signature().returnKind(false).stackKind();
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1361 ValueNode x = returnKind == CiKind.Void ? null : frameState.pop(returnKind);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1362 assert frameState.stackSize() == 0;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1363
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1364 // TODO (gd) remove this when FloatingRead is fixed
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1365 if (Modifier.isSynchronized(method.accessFlags())) {
4142 bc8527f3071c Adjust code base to new level of warnings. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 3733 diff changeset	1366 append(currentGraph.add(new ValueAnchorNode(x)));
3733 e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1367 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1368
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1369 synchronizedEpilogue(FrameState.AFTER_BCI);
4142 bc8527f3071c Adjust code base to new level of warnings. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 3733 diff changeset	1370 ReturnNode returnNode = currentGraph.add(new ReturnNode(x));
3733 e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1371 append(returnNode);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1372 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1373
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1374 private void synchronizedEpilogue(int bci) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1375 if (Modifier.isSynchronized(method.accessFlags())) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1376 MonitorExitNode monitorExit = genMonitorExit(methodSynchronizedObject);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1377 monitorExit.setStateAfter(frameState.create(bci));
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1378 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1379 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1380
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1381 private void createExceptionDispatch(ExceptionBlock block) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1382 if (block.handler == null) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1383 assert frameState.stackSize() == 1 : "only exception object expected on stack, actual size: " + frameState.stackSize();
4142 bc8527f3071c Adjust code base to new level of warnings. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 3733 diff changeset	1384 createUnwind();
3733 e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1385 } else {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1386 assert frameState.stackSize() == 1 : frameState;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1387
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1388 RiType catchType = block.handler.catchType();
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1389 ConstantNode typeInstruction = genTypeOrDeopt(RiType.Representation.ObjectHub, catchType, (catchType instanceof RiResolvedType) && ((RiResolvedType) catchType).isInitialized());
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1390 if (typeInstruction != null) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1391 Block nextBlock = block.successors.size() == 1 ? unwindBlock(block.deoptBci) : block.successors.get(1);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1392 FixedNode catchSuccessor = createTarget(block.successors.get(0), frameState);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1393 FixedNode nextDispatch = createTarget(nextBlock, frameState);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1394 ValueNode exception = frameState.stackAt(0);
4142 bc8527f3071c Adjust code base to new level of warnings. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 3733 diff changeset	1395 IfNode ifNode = currentGraph.add(new IfNode(currentGraph.unique(new InstanceOfNode(typeInstruction, (RiResolvedType) catchType, exception, false)), catchSuccessor, nextDispatch, 0.5));
3733 e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1396 append(ifNode);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1397 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1398 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1399 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1400
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1401 private void appendGoto(FixedNode target) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1402 if (lastInstr != null) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1403 lastInstr.setNext(target);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1404 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1405 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1406
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1407 private void iterateBytecodesForBlock(Block block) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1408 assert frameState != null;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1409
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1410 currentBlock = block;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1411
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1412 int endBCI = stream.endBCI();
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1413
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1414 stream.setBCI(block.startBci);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1415 int bci = block.startBci;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1416 while (bci < endBCI) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1417 // read the opcode
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1418 int opcode = stream.currentBC();
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1419 traceState();
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1420 traceInstruction(bci, opcode, bci == block.startBci);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1421 processBytecode(bci, opcode);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1422
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1423 if (lastInstr == null \|\| IdentifyBlocksPhase.isBlockEnd(lastInstr) \|\| lastInstr.next() != null) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1424 break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1425 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1426
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1427 stream.next();
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1428 bci = stream.currentBCI();
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1429 if (lastInstr instanceof StateSplit) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1430 StateSplit stateSplit = (StateSplit) lastInstr;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1431 if (stateSplit.stateAfter() == null && stateSplit.needsStateAfter()) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1432 stateSplit.setStateAfter(frameState.create(bci));
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1433 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1434 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1435 if (bci < endBCI) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1436 if (bci > block.endBci) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1437 assert !block.successors.get(0).isExceptionEntry;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1438 assert block.normalSuccessors == 1;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1439 // we fell through to the next block, add a goto and break
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1440 appendGoto(createTarget(block.successors.get(0), frameState));
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1441 break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1442 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1443 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1444 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1445 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1446
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1447 private void traceState() {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1448 if (GraalOptions.TraceBytecodeParserLevel >= TRACELEVEL_STATE && !TTY.isSuppressed()) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1449 log.println(String.format("\| state [nr locals = %d, stack depth = %d, method = %s]", frameState.localsSize(), frameState.stackSize(), method));
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1450 for (int i = 0; i < frameState.localsSize(); ++i) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1451 ValueNode value = frameState.localAt(i);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1452 log.println(String.format("\| local[%d] = %-8s : %s", i, value == null ? "bogus" : value.kind().javaName, value));
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1453 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1454 for (int i = 0; i < frameState.stackSize(); ++i) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1455 ValueNode value = frameState.stackAt(i);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1456 log.println(String.format("\| stack[%d] = %-8s : %s", i, value == null ? "bogus" : value.kind().javaName, value));
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1457 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1458 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1459 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1460
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1461 private void processBytecode(int bci, int opcode) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1462 int cpi;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1463
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1464 // Checkstyle: stop
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1465 switch (opcode) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1466 case NOP : /* nothing to do */ break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1467 case ACONST_NULL : frameState.apush(appendConstant(CiConstant.NULL_OBJECT)); break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1468 case ICONST_M1 : frameState.ipush(appendConstant(CiConstant.INT_MINUS_1)); break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1469 case ICONST_0 : frameState.ipush(appendConstant(CiConstant.INT_0)); break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1470 case ICONST_1 : frameState.ipush(appendConstant(CiConstant.INT_1)); break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1471 case ICONST_2 : frameState.ipush(appendConstant(CiConstant.INT_2)); break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1472 case ICONST_3 : frameState.ipush(appendConstant(CiConstant.INT_3)); break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1473 case ICONST_4 : frameState.ipush(appendConstant(CiConstant.INT_4)); break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1474 case ICONST_5 : frameState.ipush(appendConstant(CiConstant.INT_5)); break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1475 case LCONST_0 : frameState.lpush(appendConstant(CiConstant.LONG_0)); break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1476 case LCONST_1 : frameState.lpush(appendConstant(CiConstant.LONG_1)); break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1477 case FCONST_0 : frameState.fpush(appendConstant(CiConstant.FLOAT_0)); break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1478 case FCONST_1 : frameState.fpush(appendConstant(CiConstant.FLOAT_1)); break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1479 case FCONST_2 : frameState.fpush(appendConstant(CiConstant.FLOAT_2)); break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1480 case DCONST_0 : frameState.dpush(appendConstant(CiConstant.DOUBLE_0)); break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1481 case DCONST_1 : frameState.dpush(appendConstant(CiConstant.DOUBLE_1)); break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1482 case BIPUSH : frameState.ipush(appendConstant(CiConstant.forInt(stream.readByte()))); break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1483 case SIPUSH : frameState.ipush(appendConstant(CiConstant.forInt(stream.readShort()))); break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1484 case LDC : // fall through
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1485 case LDC_W : // fall through
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1486 case LDC2_W : genLoadConstant(stream.readCPI()); break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1487 case ILOAD : loadLocal(stream.readLocalIndex(), CiKind.Int); break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1488 case LLOAD : loadLocal(stream.readLocalIndex(), CiKind.Long); break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1489 case FLOAD : loadLocal(stream.readLocalIndex(), CiKind.Float); break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1490 case DLOAD : loadLocal(stream.readLocalIndex(), CiKind.Double); break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1491 case ALOAD : loadLocal(stream.readLocalIndex(), CiKind.Object); break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1492 case ILOAD_0 : // fall through
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1493 case ILOAD_1 : // fall through
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1494 case ILOAD_2 : // fall through
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1495 case ILOAD_3 : loadLocal(opcode - ILOAD_0, CiKind.Int); break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1496 case LLOAD_0 : // fall through
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1497 case LLOAD_1 : // fall through
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1498 case LLOAD_2 : // fall through
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1499 case LLOAD_3 : loadLocal(opcode - LLOAD_0, CiKind.Long); break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1500 case FLOAD_0 : // fall through
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1501 case FLOAD_1 : // fall through
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1502 case FLOAD_2 : // fall through
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1503 case FLOAD_3 : loadLocal(opcode - FLOAD_0, CiKind.Float); break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1504 case DLOAD_0 : // fall through
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1505 case DLOAD_1 : // fall through
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1506 case DLOAD_2 : // fall through
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1507 case DLOAD_3 : loadLocal(opcode - DLOAD_0, CiKind.Double); break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1508 case ALOAD_0 : // fall through
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1509 case ALOAD_1 : // fall through
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1510 case ALOAD_2 : // fall through
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1511 case ALOAD_3 : loadLocal(opcode - ALOAD_0, CiKind.Object); break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1512 case IALOAD : genLoadIndexed(CiKind.Int ); break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1513 case LALOAD : genLoadIndexed(CiKind.Long ); break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1514 case FALOAD : genLoadIndexed(CiKind.Float ); break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1515 case DALOAD : genLoadIndexed(CiKind.Double); break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1516 case AALOAD : genLoadIndexed(CiKind.Object); break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1517 case BALOAD : genLoadIndexed(CiKind.Byte ); break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1518 case CALOAD : genLoadIndexed(CiKind.Char ); break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1519 case SALOAD : genLoadIndexed(CiKind.Short ); break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1520 case ISTORE : storeLocal(CiKind.Int, stream.readLocalIndex()); break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1521 case LSTORE : storeLocal(CiKind.Long, stream.readLocalIndex()); break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1522 case FSTORE : storeLocal(CiKind.Float, stream.readLocalIndex()); break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1523 case DSTORE : storeLocal(CiKind.Double, stream.readLocalIndex()); break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1524 case ASTORE : storeLocal(CiKind.Object, stream.readLocalIndex()); break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1525 case ISTORE_0 : // fall through
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1526 case ISTORE_1 : // fall through
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1527 case ISTORE_2 : // fall through
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1528 case ISTORE_3 : storeLocal(CiKind.Int, opcode - ISTORE_0); break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1529 case LSTORE_0 : // fall through
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1530 case LSTORE_1 : // fall through
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1531 case LSTORE_2 : // fall through
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1532 case LSTORE_3 : storeLocal(CiKind.Long, opcode - LSTORE_0); break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1533 case FSTORE_0 : // fall through
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1534 case FSTORE_1 : // fall through
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1535 case FSTORE_2 : // fall through
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1536 case FSTORE_3 : storeLocal(CiKind.Float, opcode - FSTORE_0); break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1537 case DSTORE_0 : // fall through
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1538 case DSTORE_1 : // fall through
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1539 case DSTORE_2 : // fall through
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1540 case DSTORE_3 : storeLocal(CiKind.Double, opcode - DSTORE_0); break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1541 case ASTORE_0 : // fall through
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1542 case ASTORE_1 : // fall through
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1543 case ASTORE_2 : // fall through
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1544 case ASTORE_3 : storeLocal(CiKind.Object, opcode - ASTORE_0); break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1545 case IASTORE : genStoreIndexed(CiKind.Int ); break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1546 case LASTORE : genStoreIndexed(CiKind.Long ); break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1547 case FASTORE : genStoreIndexed(CiKind.Float ); break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1548 case DASTORE : genStoreIndexed(CiKind.Double); break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1549 case AASTORE : genStoreIndexed(CiKind.Object); break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1550 case BASTORE : genStoreIndexed(CiKind.Byte ); break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1551 case CASTORE : genStoreIndexed(CiKind.Char ); break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1552 case SASTORE : genStoreIndexed(CiKind.Short ); break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1553 case POP : // fall through
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1554 case POP2 : // fall through
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1555 case DUP : // fall through
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1556 case DUP_X1 : // fall through
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1557 case DUP_X2 : // fall through
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1558 case DUP2 : // fall through
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1559 case DUP2_X1 : // fall through
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1560 case DUP2_X2 : // fall through
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1561 case SWAP : stackOp(opcode); break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1562 case IADD : // fall through
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1563 case ISUB : // fall through
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1564 case IMUL : genArithmeticOp(CiKind.Int, opcode, false); break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1565 case IDIV : // fall through
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1566 case IREM : genArithmeticOp(CiKind.Int, opcode, true); break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1567 case LADD : // fall through
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1568 case LSUB : // fall through
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1569 case LMUL : genArithmeticOp(CiKind.Long, opcode, false); break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1570 case LDIV : // fall through
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1571 case LREM : genArithmeticOp(CiKind.Long, opcode, true); break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1572 case FADD : // fall through
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1573 case FSUB : // fall through
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1574 case FMUL : // fall through
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1575 case FDIV : // fall through
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1576 case FREM : genArithmeticOp(CiKind.Float, opcode, false); break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1577 case DADD : // fall through
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1578 case DSUB : // fall through
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1579 case DMUL : // fall through
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1580 case DDIV : // fall through
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1581 case DREM : genArithmeticOp(CiKind.Double, opcode, false); break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1582 case INEG : genNegateOp(CiKind.Int); break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1583 case LNEG : genNegateOp(CiKind.Long); break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1584 case FNEG : genNegateOp(CiKind.Float); break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1585 case DNEG : genNegateOp(CiKind.Double); break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1586 case ISHL : // fall through
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1587 case ISHR : // fall through
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1588 case IUSHR : genShiftOp(CiKind.Int, opcode); break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1589 case IAND : // fall through
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1590 case IOR : // fall through
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1591 case IXOR : genLogicOp(CiKind.Int, opcode); break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1592 case LSHL : // fall through
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1593 case LSHR : // fall through
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1594 case LUSHR : genShiftOp(CiKind.Long, opcode); break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1595 case LAND : // fall through
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1596 case LOR : // fall through
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1597 case LXOR : genLogicOp(CiKind.Long, opcode); break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1598 case IINC : genIncrement(); break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1599 case I2L : genConvert(ConvertNode.Op.I2L); break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1600 case I2F : genConvert(ConvertNode.Op.I2F); break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1601 case I2D : genConvert(ConvertNode.Op.I2D); break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1602 case L2I : genConvert(ConvertNode.Op.L2I); break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1603 case L2F : genConvert(ConvertNode.Op.L2F); break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1604 case L2D : genConvert(ConvertNode.Op.L2D); break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1605 case F2I : genConvert(ConvertNode.Op.F2I); break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1606 case F2L : genConvert(ConvertNode.Op.F2L); break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1607 case F2D : genConvert(ConvertNode.Op.F2D); break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1608 case D2I : genConvert(ConvertNode.Op.D2I); break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1609 case D2L : genConvert(ConvertNode.Op.D2L); break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1610 case D2F : genConvert(ConvertNode.Op.D2F); break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1611 case I2B : genConvert(ConvertNode.Op.I2B); break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1612 case I2C : genConvert(ConvertNode.Op.I2C); break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1613 case I2S : genConvert(ConvertNode.Op.I2S); break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1614 case LCMP : genCompareOp(CiKind.Long, false); break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1615 case FCMPL : genCompareOp(CiKind.Float, true); break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1616 case FCMPG : genCompareOp(CiKind.Float, false); break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1617 case DCMPL : genCompareOp(CiKind.Double, true); break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1618 case DCMPG : genCompareOp(CiKind.Double, false); break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1619 case IFEQ : genIfZero(Condition.EQ); break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1620 case IFNE : genIfZero(Condition.NE); break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1621 case IFLT : genIfZero(Condition.LT); break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1622 case IFGE : genIfZero(Condition.GE); break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1623 case IFGT : genIfZero(Condition.GT); break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1624 case IFLE : genIfZero(Condition.LE); break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1625 case IF_ICMPEQ : genIfSame(CiKind.Int, Condition.EQ); break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1626 case IF_ICMPNE : genIfSame(CiKind.Int, Condition.NE); break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1627 case IF_ICMPLT : genIfSame(CiKind.Int, Condition.LT); break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1628 case IF_ICMPGE : genIfSame(CiKind.Int, Condition.GE); break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1629 case IF_ICMPGT : genIfSame(CiKind.Int, Condition.GT); break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1630 case IF_ICMPLE : genIfSame(CiKind.Int, Condition.LE); break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1631 case IF_ACMPEQ : genIfSame(CiKind.Object, Condition.EQ); break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1632 case IF_ACMPNE : genIfSame(CiKind.Object, Condition.NE); break;
4142 bc8527f3071c Adjust code base to new level of warnings. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 3733 diff changeset	1633 case GOTO : genGoto(); break;
3733 e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1634 case JSR : genJsr(stream.readBranchDest()); break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1635 case RET : genRet(stream.readLocalIndex()); break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1636 case TABLESWITCH : genTableswitch(); break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1637 case LOOKUPSWITCH : genLookupswitch(); break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1638 case IRETURN : genReturn(frameState.ipop()); break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1639 case LRETURN : genReturn(frameState.lpop()); break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1640 case FRETURN : genReturn(frameState.fpop()); break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1641 case DRETURN : genReturn(frameState.dpop()); break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1642 case ARETURN : genReturn(frameState.apop()); break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1643 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	1644 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	1645 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	1646 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	1647 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	1648 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	1649 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	1650 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	1651 case INVOKEINTERFACE: cpi = stream.readCPI(); genInvokeInterface(lookupMethod(cpi, opcode)); break;
3733 e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1652 case NEW : genNewInstance(stream.readCPI()); break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1653 case NEWARRAY : genNewTypeArray(stream.readLocalIndex()); break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1654 case ANEWARRAY : genNewObjectArray(stream.readCPI()); break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1655 case ARRAYLENGTH : genArrayLength(); break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1656 case ATHROW : genThrow(stream.currentBCI()); break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1657 case CHECKCAST : genCheckCast(); break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1658 case INSTANCEOF : genInstanceOf(); break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1659 case MONITORENTER : genMonitorEnter(frameState.apop()); break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1660 case MONITOREXIT : genMonitorExit(frameState.apop()); break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1661 case MULTIANEWARRAY : genNewMultiArray(stream.readCPI()); break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1662 case IFNULL : genIfNull(Condition.EQ); break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1663 case IFNONNULL : genIfNull(Condition.NE); break;
4142 bc8527f3071c Adjust code base to new level of warnings. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 3733 diff changeset	1664 case GOTO_W : genGoto(); break;
3733 e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1665 case JSR_W : genJsr(stream.readFarBranchDest()); break;
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1666 case BREAKPOINT:
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1667 throw new CiBailout("concurrent setting of breakpoint");
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1668 default:
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1669 throw new CiBailout("Unsupported opcode " + opcode + " (" + nameOf(opcode) + ") [bci=" + bci + "]");
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1670 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1671 // Checkstyle: resume
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1672 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1673
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1674 private void traceInstruction(int bci, int opcode, boolean blockStart) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1675 if (GraalOptions.TraceBytecodeParserLevel >= TRACELEVEL_INSTRUCTIONS && !TTY.isSuppressed()) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1676 StringBuilder sb = new StringBuilder(40);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1677 sb.append(blockStart ? '+' : '\|');
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1678 if (bci < 10) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1679 sb.append(" ");
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1680 } else if (bci < 100) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1681 sb.append(' ');
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1682 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1683 sb.append(bci).append(": ").append(Bytecodes.nameOf(opcode));
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1684 for (int i = bci + 1; i < stream.nextBCI(); ++i) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1685 sb.append(' ').append(stream.readUByte(i));
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1686 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1687 if (!currentBlock.jsrScope.isEmpty()) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1688 sb.append(' ').append(currentBlock.jsrScope);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1689 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1690 log.println(sb.toString());
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1691 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1692 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1693
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1694 private void genArrayLength() {
4142 bc8527f3071c Adjust code base to new level of warnings. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: 3733 diff changeset	1695 frameState.ipush(append(currentGraph.add(new ArrayLengthNode(frameState.apop()))));
3733 e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1696 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1697
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1698 /**
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1699 * Adds a block to the worklist, if it is not already in the worklist.
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1700 * This method will keep the worklist topologically stored (i.e. the lower
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1701 * DFNs are earlier in the list).
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1702 * @param block the block to add to the work list
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1703 */
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1704 private void addToWorkList(Block block) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1705 if (!isOnWorkList(block)) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1706 markOnWorkList(block);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1707 sortIntoWorkList(block);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1708 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1709 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1710
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1711 private void sortIntoWorkList(Block top) {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1712 workList.offer(top);
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1713 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1714
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1715 /**
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1716 * Removes the next block from the worklist. The list is sorted topologically, so the
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1717 * block with the lowest depth first number in the list will be removed and returned.
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1718 * @return the next block from the worklist; {@code null} if there are no blocks
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1719 * in the worklist
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1720 */
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1721 private Block removeFromWorkList() {
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1722 return workList.poll();
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1723 }
e233f5660da4 Added Java files from Maxine project. Thomas Wuerthinger <thomas.wuerthinger@oracle.com> parents: diff changeset	1724 }

Mercurial > hg > truffle

annotate graal/com.oracle.max.graal.java/src/com/oracle/max/graal/java/GraphBuilderPhase.java @ 4307:a21979dc80be