annotate truffle/com.oracle.truffle.api/src/com/oracle/truffle/api/debug/LineBreakpointFactory.java @ 22219:1c0f490984d5

Merge with f47b601edbc626dcfe8b3636933b4834c89f7779
author Michael Van De Vanter <michael.van.de.vanter@oracle.com>
date Wed, 16 Sep 2015 15:36:22 -0700
parents dc83cc1f94f2 3aad794eec0e
children a0fa69e3e60e
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1 /*
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2 * Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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4 *
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5 * This code is free software; you can redistribute it and/or modify it
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6 * under the terms of the GNU General Public License version 2 only, as
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7 * published by the Free Software Foundation. Oracle designates this
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8 * particular file as subject to the "Classpath" exception as provided
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9 * by Oracle in the LICENSE file that accompanied this code.
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10 *
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11 * This code is distributed in the hope that it will be useful, but WITHOUT
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12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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14 * version 2 for more details (a copy is included in the LICENSE file that
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15 * accompanied this code).
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16 *
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17 * You should have received a copy of the GNU General Public License version
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18 * 2 along with this work; if not, write to the Free Software Foundation,
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19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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20 *
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21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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22 * or visit www.oracle.com if you need additional information or have any
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23 * questions.
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24 */
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25 package com.oracle.truffle.api.debug;
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26
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27 import static com.oracle.truffle.api.debug.Breakpoint.State.DISABLED;
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28 import static com.oracle.truffle.api.debug.Breakpoint.State.DISABLED_UNRESOLVED;
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29 import static com.oracle.truffle.api.debug.Breakpoint.State.DISPOSED;
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30 import static com.oracle.truffle.api.debug.Breakpoint.State.ENABLED;
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31 import static com.oracle.truffle.api.debug.Breakpoint.State.ENABLED_UNRESOLVED;
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32
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33 import java.io.IOException;
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34 import java.io.PrintStream;
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35 import java.util.ArrayList;
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36 import java.util.Collections;
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37 import java.util.Comparator;
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38 import java.util.HashMap;
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39 import java.util.List;
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40 import java.util.Map;
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41 import java.util.Map.Entry;
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42
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43 import com.oracle.truffle.api.Assumption;
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44 import com.oracle.truffle.api.CompilerDirectives.CompilationFinal;
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45 import com.oracle.truffle.api.CompilerDirectives.TruffleBoundary;
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46 import com.oracle.truffle.api.Truffle;
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47 import com.oracle.truffle.api.debug.Debugger.BreakpointCallback;
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48 import com.oracle.truffle.api.debug.Debugger.WarningLog;
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49 import com.oracle.truffle.api.frame.VirtualFrame;
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50 import com.oracle.truffle.api.instrument.AdvancedInstrumentResultListener;
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51 import com.oracle.truffle.api.instrument.Instrument;
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52 import com.oracle.truffle.api.instrument.Instrumenter;
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53 import com.oracle.truffle.api.instrument.Probe;
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54 import com.oracle.truffle.api.instrument.StandardSyntaxTag;
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55 import com.oracle.truffle.api.instrument.SyntaxTag;
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56 import com.oracle.truffle.api.instrument.impl.DefaultProbeListener;
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57 import com.oracle.truffle.api.instrument.impl.DefaultStandardInstrumentListener;
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58 import com.oracle.truffle.api.nodes.InvalidAssumptionException;
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59 import com.oracle.truffle.api.nodes.Node;
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60 import com.oracle.truffle.api.source.LineLocation;
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61 import com.oracle.truffle.api.source.SourceSection;
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62 import com.oracle.truffle.api.utilities.CyclicAssumption;
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63
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64 //TODO (mlvdv) some common functionality could be factored out of this and TagBreakpointSupport
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65
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66 /**
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67 * Support class for creating and managing all existing ordinary (user visible) line breakpoints.
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68 * <p>
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69 * Notes:
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70 * <ol>
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71 * <li>Line breakpoints can only be set at nodes tagged as {@link StandardSyntaxTag#STATEMENT}.</li>
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72 * <li>A newly created breakpoint looks for probes matching the location, attaches to them if found
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73 * by installing an {@link Instrument} that calls back to the breakpoint.</li>
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74 * <li>When Truffle "splits" or otherwise copies an AST, any attached {@link Instrument} will be
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75 * copied along with the rest of the AST and will call back to the same breakpoint.</li>
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76 * <li>When notification is received of a new Node being tagged as a statement, and if a
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77 * breakpoint's line location matches the Probe's line location, then the breakpoint will attach a
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78 * new Instrument at the probe to activate the breakpoint at that location.</li>
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79 * <li>A breakpoint may have multiple Instruments deployed, one attached to each Probe that matches
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80 * the breakpoint's line location; this might happen when a source is reloaded.</li>
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81 * </ol>
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82 *
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83 */
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84 final class LineBreakpointFactory {
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85
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86 private static final boolean TRACE = false;
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87 private static final PrintStream OUT = System.out;
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88
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89 private static final String BREAKPOINT_NAME = "Line Breakpoints";
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90
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91 @TruffleBoundary
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92 private static void trace(String format, Object... args) {
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93 if (TRACE) {
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94 OUT.println(String.format("%s: %s", BREAKPOINT_NAME, String.format(format, args)));
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95 }
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96 }
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97
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98 private static final Comparator<Entry<LineLocation, LineBreakpointImpl>> BREAKPOINT_COMPARATOR = new Comparator<Entry<LineLocation, LineBreakpointImpl>>() {
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99
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100 @Override
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101 public int compare(Entry<LineLocation, LineBreakpointImpl> entry1, Entry<LineLocation, LineBreakpointImpl> entry2) {
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102 final LineLocation line1 = entry1.getKey();
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103 final LineLocation line2 = entry2.getKey();
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104 final int nameOrder = line1.getSource().getShortName().compareTo(line2.getSource().getShortName());
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105 if (nameOrder != 0) {
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106 return nameOrder;
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107 }
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108 return Integer.compare(line1.getLineNumber(), line2.getLineNumber());
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109 }
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110 };
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111
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112 private final Debugger debugger;
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113 private final BreakpointCallback breakpointCallback;
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114 private final WarningLog warningLog;
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115
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116 /**
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117 * Map: Source lines ==> attached breakpoints. There may be no more than one line breakpoint
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118 * associated with a line.
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119 */
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120 private final Map<LineLocation, LineBreakpointImpl> lineToBreakpoint = new HashMap<>();
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121
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122 /**
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123 * A map of {@link LineLocation} to a collection of {@link Probe}s. This list must be
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124 * initialized and filled prior to being used by this class.
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125 */
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126 private final LineToProbesMap lineToProbesMap;
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127
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128 /**
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129 * Globally suspends all line breakpoint activity when {@code false}, ignoring whether
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130 * individual breakpoints are enabled.
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131 */
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132 @CompilationFinal private boolean breakpointsActive = true;
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133 private final CyclicAssumption breakpointsActiveUnchanged = new CyclicAssumption(BREAKPOINT_NAME + " globally active");
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134
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135 LineBreakpointFactory(Debugger debugger, BreakpointCallback breakpointCallback, final WarningLog warningLog) {
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136 this.debugger = debugger;
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137 this.breakpointCallback = breakpointCallback;
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138 this.warningLog = warningLog;
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139
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140 final Instrumenter instrumenter = debugger.getInstrumenter();
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141 lineToProbesMap = new LineToProbesMap();
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142 lineToProbesMap.install(instrumenter);
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143
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144 instrumenter.addProbeListener(new DefaultProbeListener() {
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145
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146 @Override
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147 public void probeTaggedAs(Probe probe, SyntaxTag tag, Object tagValue) {
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148 if (tag == StandardSyntaxTag.STATEMENT) {
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149 final SourceSection sourceSection = probe.getProbedSourceSection();
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150 if (sourceSection != null) {
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151 final LineLocation lineLocation = sourceSection.getLineLocation();
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152 if (lineLocation != null) {
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153 // A Probe with line location tagged STATEMENT we haven't seen before.
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154 final LineBreakpointImpl breakpoint = lineToBreakpoint.get(lineLocation);
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155 if (breakpoint != null) {
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156 try {
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157 breakpoint.attach(probe);
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158 } catch (IOException e) {
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159 warningLog.addWarning(BREAKPOINT_NAME + " failure attaching to newly tagged Probe: " + e.getMessage());
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160 if (TRACE) {
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161 OUT.println(BREAKPOINT_NAME + " failure: " + e.getMessage());
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162 }
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163 }
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164 }
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165 }
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166 }
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167 }
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168 }
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169 });
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170 }
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171
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172 /**
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173 * Globally enables line breakpoint activity; all breakpoints are ignored when set to
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174 * {@code false}. When set to {@code true}, the enabled/disabled status of each breakpoint
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175 * determines whether it will trigger when flow of execution reaches it.
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176 *
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177 * @param breakpointsActive
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178 */
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179 void setActive(boolean breakpointsActive) {
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180 if (this.breakpointsActive != breakpointsActive) {
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181 breakpointsActiveUnchanged.invalidate();
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182 this.breakpointsActive = breakpointsActive;
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183 }
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184 }
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185
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186 /**
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187 * Gets all current line breakpoints,regardless of status; sorted and modification safe.
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188 */
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189 List<LineBreakpoint> getAll() {
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190 ArrayList<Entry<LineLocation, LineBreakpointImpl>> entries = new ArrayList<>(lineToBreakpoint.entrySet());
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191 Collections.sort(entries, BREAKPOINT_COMPARATOR);
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192
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193 final ArrayList<LineBreakpoint> breakpoints = new ArrayList<>(entries.size());
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194 for (Entry<LineLocation, LineBreakpointImpl> entry : entries) {
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195 breakpoints.add(entry.getValue());
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196 }
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197 return breakpoints;
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198 }
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199
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200 /**
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201 * Creates a new line breakpoint if one doesn't already exist. If one does exist, then resets
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202 * the <em>ignore count</em>.
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203 *
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204 * @param lineLocation where to set the breakpoint
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205 * @param ignoreCount number of initial hits before the breakpoint starts causing breaks.
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206 * @param oneShot whether the breakpoint should dispose itself after one hit
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207 * @return a possibly new breakpoint
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208 * @throws IOException if a breakpoint already exists at the location and the ignore count is
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209 * the same
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210 */
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211 LineBreakpoint create(int ignoreCount, LineLocation lineLocation, boolean oneShot) throws IOException {
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212
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213 LineBreakpointImpl breakpoint = lineToBreakpoint.get(lineLocation);
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214
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215 if (breakpoint == null) {
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216 breakpoint = new LineBreakpointImpl(ignoreCount, lineLocation, oneShot);
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217
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218 if (TRACE) {
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219 trace("NEW " + breakpoint.getShortDescription());
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220 }
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221
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222 lineToBreakpoint.put(lineLocation, breakpoint);
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223
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224 for (Probe probe : lineToProbesMap.findProbes(lineLocation)) {
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225 if (probe.isTaggedAs(StandardSyntaxTag.STATEMENT)) {
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226 breakpoint.attach(probe);
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227 break;
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228 }
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229 }
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230 } else {
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231 if (ignoreCount == breakpoint.getIgnoreCount()) {
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232 throw new IOException(BREAKPOINT_NAME + " already set at line " + lineLocation);
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233 }
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234 breakpoint.setIgnoreCount(ignoreCount);
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235 if (TRACE) {
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236 trace("CHANGED ignoreCount %s", breakpoint.getShortDescription());
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237 }
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238 }
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239 return breakpoint;
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240 }
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241
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242 /**
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243 * Returns the {@link LineBreakpoint} for a given line. There should only ever be one breakpoint
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244 * per line.
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245 *
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246 * @param lineLocation The {@link LineLocation} to get the breakpoint for.
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247 * @return The breakpoint for the given line.
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248 */
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249 LineBreakpoint get(LineLocation lineLocation) {
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250 return lineToBreakpoint.get(lineLocation);
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251 }
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252
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253 /**
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254 * Removes the associated instrumentation for all one-shot breakpoints only.
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255 */
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256 void disposeOneShots() {
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257 List<LineBreakpointImpl> breakpoints = new ArrayList<>(lineToBreakpoint.values());
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258 for (LineBreakpointImpl breakpoint : breakpoints) {
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259 if (breakpoint.isOneShot()) {
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260 breakpoint.dispose();
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261 }
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262 }
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263 }
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264
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265 /**
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266 * Removes all knowledge of a breakpoint, presumed disposed.
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267 */
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268 private void forget(LineBreakpointImpl breakpoint) {
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269 lineToBreakpoint.remove(breakpoint.getLineLocation());
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270 }
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271
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272 /**
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273 * Concrete representation of a line breakpoint, implemented by attaching an instrument to a
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274 * probe at the designated source location.
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275 */
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276 private final class LineBreakpointImpl extends LineBreakpoint implements AdvancedInstrumentResultListener {
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277
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278 private static final String SHOULD_NOT_HAPPEN = "LineBreakpointImpl: should not happen";
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279
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280 private final LineLocation lineLocation;
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281
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282 // Cached assumption that the global status of line breakpoint activity has not changed.
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283 private Assumption breakpointsActiveAssumption;
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284
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285 // Whether this breakpoint is enable/disabled
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286 @CompilationFinal private boolean isEnabled;
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287 private Assumption enabledUnchangedAssumption;
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288
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289 private String conditionExpr;
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290
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291 /**
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292 * The instrument(s) that this breakpoint currently has attached to a {@link Probe}:
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293 * {@code null} if not attached.
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294 */
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295 private List<Instrument> instruments = new ArrayList<>();
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296
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297 public LineBreakpointImpl(int ignoreCount, LineLocation lineLocation, boolean oneShot) {
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298 super(ENABLED_UNRESOLVED, ignoreCount, oneShot);
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299 this.lineLocation = lineLocation;
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300
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301 this.breakpointsActiveAssumption = LineBreakpointFactory.this.breakpointsActiveUnchanged.getAssumption();
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302 this.isEnabled = true;
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303 this.enabledUnchangedAssumption = Truffle.getRuntime().createAssumption(BREAKPOINT_NAME + " enabled state unchanged");
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304 }
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305
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306 @Override
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307 public boolean isEnabled() {
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308 return isEnabled;
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309 }
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310
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311 @Override
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312 public void setEnabled(boolean enabled) {
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313 if (enabled != isEnabled) {
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314 switch (getState()) {
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315 case ENABLED:
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
316 assert !enabled : SHOULD_NOT_HAPPEN;
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
317 doSetEnabled(false);
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
318 changeState(DISABLED);
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
319 break;
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
320 case ENABLED_UNRESOLVED:
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
321 assert !enabled : SHOULD_NOT_HAPPEN;
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
322 doSetEnabled(false);
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
323 changeState(DISABLED_UNRESOLVED);
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
324 break;
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
325 case DISABLED:
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
326 assert enabled : SHOULD_NOT_HAPPEN;
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
327 doSetEnabled(true);
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
328 changeState(ENABLED);
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
329 break;
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
330 case DISABLED_UNRESOLVED:
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
331 assert enabled : SHOULD_NOT_HAPPEN;
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
332 doSetEnabled(true);
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
333 changeState(DISABLED_UNRESOLVED);
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
334 break;
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
335 case DISPOSED:
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
336 assert false : "breakpoint disposed";
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
337 break;
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
338 default:
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
339 assert false : SHOULD_NOT_HAPPEN;
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
340 break;
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
341 }
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
342 }
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
343 }
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
344
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
345 @Override
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
346 public void setCondition(String expr) throws IOException {
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
347 if (this.conditionExpr != null || expr != null) {
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
348 // De-instrument the Probes instrumented by this breakpoint
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
349 final ArrayList<Probe> probes = new ArrayList<>();
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
350 for (Instrument instrument : instruments) {
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
351 probes.add(instrument.getProbe());
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
352 instrument.dispose();
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
353 }
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
354 instruments.clear();
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
355 this.conditionExpr = expr;
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
356 // Re-instrument the probes previously instrumented
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
357 for (Probe probe : probes) {
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
358 attach(probe);
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
359 }
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
360 }
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
361 }
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
362
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
363 @Override
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
364 public String getCondition() {
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
365 return conditionExpr;
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
366 }
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
367
22011
95d5d6a93968 add more truffle boundaries
Andreas Woess <andreas.woess@oracle.com>
parents: 22003
diff changeset
368 @TruffleBoundary
22003
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
369 @Override
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
370 public void dispose() {
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
371 if (getState() != DISPOSED) {
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
372 for (Instrument instrument : instruments) {
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
373 instrument.dispose();
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
374 }
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
375 changeState(DISPOSED);
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
376 LineBreakpointFactory.this.forget(this);
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
377 }
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
378 }
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
379
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
380 private void attach(Probe newProbe) throws IOException {
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
381 if (getState() == DISPOSED) {
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
382 throw new IllegalStateException("Attempt to attach a disposed " + BREAKPOINT_NAME);
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
383 }
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
384 Instrument newInstrument = null;
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
385 if (conditionExpr == null) {
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
386 newInstrument = Instrument.create(new UnconditionalLineBreakInstrumentListener(), BREAKPOINT_NAME);
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
387 } else {
22110
c2cb9f1c8688 Replacing the langClass.newInstance() hack in Debugger with proper way to obtain the language instance
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 22066
diff changeset
388 newInstrument = Instrument.create(this, debugger.createAdvancedInstrumentRootFactory(newProbe, conditionExpr, this), Boolean.class, BREAKPOINT_NAME);
22003
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
389 }
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
390 newProbe.attach(newInstrument);
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
391 instruments.add(newInstrument);
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
392 changeState(isEnabled ? ENABLED : DISABLED);
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
393 }
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
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394
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395 private void doSetEnabled(boolean enabled) {
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396 if (this.isEnabled != enabled) {
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397 enabledUnchangedAssumption.invalidate();
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398 this.isEnabled = enabled;
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399 }
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400 }
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Jaroslav Tulach <jaroslav.tulach@oracle.com>
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401
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402 @TruffleBoundary
22003
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
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403 private String getShortDescription() {
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
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404 return BREAKPOINT_NAME + "@" + getLineLocation().getShortDescription();
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
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405 }
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406
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
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407 private void changeState(State after) {
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
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408 if (TRACE) {
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
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409 trace("STATE %s-->%s %s", getState().getName(), after.getName(), getShortDescription());
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410 }
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411 setState(after);
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412 }
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413
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414 private void doBreak(Node node, VirtualFrame vFrame) {
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415 if (incrHitCountCheckIgnore()) {
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416 breakpointCallback.haltedAt(node, vFrame.materialize(), BREAKPOINT_NAME);
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417 }
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418 }
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419
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420 /**
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421 * Receives notification from the attached instrument that execution is about to enter node
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422 * where the breakpoint is set. Designed so that when in the fast path, there is either an
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423 * unconditional "halt" call to the debugger or nothing.
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424 */
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425 private void nodeEnter(Node astNode, VirtualFrame vFrame) {
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426
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427 // Deopt if the global active/inactive flag has changed
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428 try {
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429 this.breakpointsActiveAssumption.check();
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430 } catch (InvalidAssumptionException ex) {
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431 this.breakpointsActiveAssumption = LineBreakpointFactory.this.breakpointsActiveUnchanged.getAssumption();
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432 }
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433
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434 // Deopt if the enabled/disabled state of this breakpoint has changed
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435 try {
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436 this.enabledUnchangedAssumption.check();
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437 } catch (InvalidAssumptionException ex) {
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438 this.enabledUnchangedAssumption = Truffle.getRuntime().createAssumption("LineBreakpoint enabled state unchanged");
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439 }
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diff changeset
440
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441 if (LineBreakpointFactory.this.breakpointsActive && this.isEnabled) {
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442 if (isOneShot()) {
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443 dispose();
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444 }
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diff changeset
445 LineBreakpointImpl.this.doBreak(astNode, vFrame);
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446 }
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
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447 }
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Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
448
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diff changeset
449 public void notifyResult(Node node, VirtualFrame vFrame, Object result) {
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diff changeset
450 final boolean condition = (Boolean) result;
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diff changeset
451 if (TRACE) {
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diff changeset
452 trace("breakpoint condition = %b %s", condition, getShortDescription());
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453 }
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diff changeset
454 if (condition) {
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diff changeset
455 nodeEnter(node, vFrame);
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456 }
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
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457 }
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
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parents:
diff changeset
458
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
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diff changeset
459 public void notifyFailure(Node node, VirtualFrame vFrame, RuntimeException ex) {
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diff changeset
460 addExceptionWarning(ex);
22003
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diff changeset
461 if (TRACE) {
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diff changeset
462 trace("breakpoint failure = %s %s", ex, getShortDescription());
22003
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diff changeset
463 }
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
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diff changeset
464 // Take the breakpoint if evaluation fails.
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diff changeset
465 nodeEnter(node, vFrame);
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diff changeset
466 }
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
467
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diff changeset
468 @TruffleBoundary
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Andreas Woess <andreas.woess@oracle.com>
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diff changeset
469 private void addExceptionWarning(RuntimeException ex) {
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diff changeset
470 warningLog.addWarning(String.format("Exception in %s: %s", getShortDescription(), ex.getMessage()));
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diff changeset
471 }
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parents: 22003
diff changeset
472
22003
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diff changeset
473 @Override
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474 public String getLocationDescription() {
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475 return "Line: " + lineLocation.getShortDescription();
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
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476 }
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
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477
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
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478 @Override
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479 public LineLocation getLineLocation() {
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
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480 return lineLocation;
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
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481 }
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
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482
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
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483 private final class UnconditionalLineBreakInstrumentListener extends DefaultStandardInstrumentListener {
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
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484
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
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485 @Override
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
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486 public void enter(Probe probe, Node node, VirtualFrame vFrame) {
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
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487 LineBreakpointImpl.this.nodeEnter(node, vFrame);
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
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488 }
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
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489 }
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
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490 }
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
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491
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
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492 }