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Truffle/Instrumentation: test code renaming and cleanup for the new kind of instrument, now known as a SpliceInstrument.
author Michael Van De Vanter <michael.van.de.vanter@oracle.com>
date Mon, 13 Apr 2015 16:19:41 -0700
parents 2e3cc2a27711
children 78a4b44420cf
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20106
2e3cc2a27711 Truffle/Instrumentation: a new flavor of Instrument that lazily provides an AST fragment to be attached/adopted directly into a running AST, and to which execution event notifications will be routed. Important use cases so far include conditional breakpoints (with optimizeable conditions) and Ruby set_trace_func.
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
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1 /*
2e3cc2a27711 Truffle/Instrumentation: a new flavor of Instrument that lazily provides an AST fragment to be attached/adopted directly into a running AST, and to which execution event notifications will be routed. Important use cases so far include conditional breakpoints (with optimizeable conditions) and Ruby set_trace_func.
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
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2 * Copyright (c) 2014, 2015, Oracle and/or its affiliates. All rights reserved.
2e3cc2a27711 Truffle/Instrumentation: a new flavor of Instrument that lazily provides an AST fragment to be attached/adopted directly into a running AST, and to which execution event notifications will be routed. Important use cases so far include conditional breakpoints (with optimizeable conditions) and Ruby set_trace_func.
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
2e3cc2a27711 Truffle/Instrumentation: a new flavor of Instrument that lazily provides an AST fragment to be attached/adopted directly into a running AST, and to which execution event notifications will be routed. Important use cases so far include conditional breakpoints (with optimizeable conditions) and Ruby set_trace_func.
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4 *
2e3cc2a27711 Truffle/Instrumentation: a new flavor of Instrument that lazily provides an AST fragment to be attached/adopted directly into a running AST, and to which execution event notifications will be routed. Important use cases so far include conditional breakpoints (with optimizeable conditions) and Ruby set_trace_func.
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5 * This code is free software; you can redistribute it and/or modify it
2e3cc2a27711 Truffle/Instrumentation: a new flavor of Instrument that lazily provides an AST fragment to be attached/adopted directly into a running AST, and to which execution event notifications will be routed. Important use cases so far include conditional breakpoints (with optimizeable conditions) and Ruby set_trace_func.
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6 * under the terms of the GNU General Public License version 2 only, as
2e3cc2a27711 Truffle/Instrumentation: a new flavor of Instrument that lazily provides an AST fragment to be attached/adopted directly into a running AST, and to which execution event notifications will be routed. Important use cases so far include conditional breakpoints (with optimizeable conditions) and Ruby set_trace_func.
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7 * published by the Free Software Foundation.
2e3cc2a27711 Truffle/Instrumentation: a new flavor of Instrument that lazily provides an AST fragment to be attached/adopted directly into a running AST, and to which execution event notifications will be routed. Important use cases so far include conditional breakpoints (with optimizeable conditions) and Ruby set_trace_func.
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8 *
2e3cc2a27711 Truffle/Instrumentation: a new flavor of Instrument that lazily provides an AST fragment to be attached/adopted directly into a running AST, and to which execution event notifications will be routed. Important use cases so far include conditional breakpoints (with optimizeable conditions) and Ruby set_trace_func.
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
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9 * This code is distributed in the hope that it will be useful, but WITHOUT
2e3cc2a27711 Truffle/Instrumentation: a new flavor of Instrument that lazily provides an AST fragment to be attached/adopted directly into a running AST, and to which execution event notifications will be routed. Important use cases so far include conditional breakpoints (with optimizeable conditions) and Ruby set_trace_func.
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10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
2e3cc2a27711 Truffle/Instrumentation: a new flavor of Instrument that lazily provides an AST fragment to be attached/adopted directly into a running AST, and to which execution event notifications will be routed. Important use cases so far include conditional breakpoints (with optimizeable conditions) and Ruby set_trace_func.
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
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11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
2e3cc2a27711 Truffle/Instrumentation: a new flavor of Instrument that lazily provides an AST fragment to be attached/adopted directly into a running AST, and to which execution event notifications will be routed. Important use cases so far include conditional breakpoints (with optimizeable conditions) and Ruby set_trace_func.
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12 * version 2 for more details (a copy is included in the LICENSE file that
2e3cc2a27711 Truffle/Instrumentation: a new flavor of Instrument that lazily provides an AST fragment to be attached/adopted directly into a running AST, and to which execution event notifications will be routed. Important use cases so far include conditional breakpoints (with optimizeable conditions) and Ruby set_trace_func.
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13 * accompanied this code).
2e3cc2a27711 Truffle/Instrumentation: a new flavor of Instrument that lazily provides an AST fragment to be attached/adopted directly into a running AST, and to which execution event notifications will be routed. Important use cases so far include conditional breakpoints (with optimizeable conditions) and Ruby set_trace_func.
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
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14 *
2e3cc2a27711 Truffle/Instrumentation: a new flavor of Instrument that lazily provides an AST fragment to be attached/adopted directly into a running AST, and to which execution event notifications will be routed. Important use cases so far include conditional breakpoints (with optimizeable conditions) and Ruby set_trace_func.
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15 * You should have received a copy of the GNU General Public License version
2e3cc2a27711 Truffle/Instrumentation: a new flavor of Instrument that lazily provides an AST fragment to be attached/adopted directly into a running AST, and to which execution event notifications will be routed. Important use cases so far include conditional breakpoints (with optimizeable conditions) and Ruby set_trace_func.
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16 * 2 along with this work; if not, write to the Free Software Foundation,
2e3cc2a27711 Truffle/Instrumentation: a new flavor of Instrument that lazily provides an AST fragment to be attached/adopted directly into a running AST, and to which execution event notifications will be routed. Important use cases so far include conditional breakpoints (with optimizeable conditions) and Ruby set_trace_func.
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17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
2e3cc2a27711 Truffle/Instrumentation: a new flavor of Instrument that lazily provides an AST fragment to be attached/adopted directly into a running AST, and to which execution event notifications will be routed. Important use cases so far include conditional breakpoints (with optimizeable conditions) and Ruby set_trace_func.
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18 *
2e3cc2a27711 Truffle/Instrumentation: a new flavor of Instrument that lazily provides an AST fragment to be attached/adopted directly into a running AST, and to which execution event notifications will be routed. Important use cases so far include conditional breakpoints (with optimizeable conditions) and Ruby set_trace_func.
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
2e3cc2a27711 Truffle/Instrumentation: a new flavor of Instrument that lazily provides an AST fragment to be attached/adopted directly into a running AST, and to which execution event notifications will be routed. Important use cases so far include conditional breakpoints (with optimizeable conditions) and Ruby set_trace_func.
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20 * or visit www.oracle.com if you need additional information or have any
2e3cc2a27711 Truffle/Instrumentation: a new flavor of Instrument that lazily provides an AST fragment to be attached/adopted directly into a running AST, and to which execution event notifications will be routed. Important use cases so far include conditional breakpoints (with optimizeable conditions) and Ruby set_trace_func.
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21 * questions.
2e3cc2a27711 Truffle/Instrumentation: a new flavor of Instrument that lazily provides an AST fragment to be attached/adopted directly into a running AST, and to which execution event notifications will be routed. Important use cases so far include conditional breakpoints (with optimizeable conditions) and Ruby set_trace_func.
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22 */
2e3cc2a27711 Truffle/Instrumentation: a new flavor of Instrument that lazily provides an AST fragment to be attached/adopted directly into a running AST, and to which execution event notifications will be routed. Important use cases so far include conditional breakpoints (with optimizeable conditions) and Ruby set_trace_func.
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23 package com.oracle.truffle.api.test.instrument;
2e3cc2a27711 Truffle/Instrumentation: a new flavor of Instrument that lazily provides an AST fragment to be attached/adopted directly into a running AST, and to which execution event notifications will be routed. Important use cases so far include conditional breakpoints (with optimizeable conditions) and Ruby set_trace_func.
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24
2e3cc2a27711 Truffle/Instrumentation: a new flavor of Instrument that lazily provides an AST fragment to be attached/adopted directly into a running AST, and to which execution event notifications will be routed. Important use cases so far include conditional breakpoints (with optimizeable conditions) and Ruby set_trace_func.
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25 import com.oracle.truffle.api.*;
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26 import com.oracle.truffle.api.frame.*;
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27 import com.oracle.truffle.api.instrument.*;
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28 import com.oracle.truffle.api.instrument.ProbeNode.WrapperNode;
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29 import com.oracle.truffle.api.nodes.*;
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30
2e3cc2a27711 Truffle/Instrumentation: a new flavor of Instrument that lazily provides an AST fragment to be attached/adopted directly into a running AST, and to which execution event notifications will be routed. Important use cases so far include conditional breakpoints (with optimizeable conditions) and Ruby set_trace_func.
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31 /**
2e3cc2a27711 Truffle/Instrumentation: a new flavor of Instrument that lazily provides an AST fragment to be attached/adopted directly into a running AST, and to which execution event notifications will be routed. Important use cases so far include conditional breakpoints (with optimizeable conditions) and Ruby set_trace_func.
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32 * Tests instrumentation where a client can attach a node that gets attached into the AST.
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33 */
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34 class InstrumentationTestNodes {
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35
2e3cc2a27711 Truffle/Instrumentation: a new flavor of Instrument that lazily provides an AST fragment to be attached/adopted directly into a running AST, and to which execution event notifications will be routed. Important use cases so far include conditional breakpoints (with optimizeable conditions) and Ruby set_trace_func.
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36 abstract static class TestLanguageNode extends Node {
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37 public abstract Object execute(VirtualFrame vFrame);
2e3cc2a27711 Truffle/Instrumentation: a new flavor of Instrument that lazily provides an AST fragment to be attached/adopted directly into a running AST, and to which execution event notifications will be routed. Important use cases so far include conditional breakpoints (with optimizeable conditions) and Ruby set_trace_func.
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38
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39 @Override
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40 public boolean isInstrumentable() {
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41 return true;
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42 }
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43
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44 @Override
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45 public WrapperNode createWrapperNode() {
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46 return new TestLanguageWrapperNode(this);
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47 }
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48 }
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49
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50 @NodeInfo(cost = NodeCost.NONE)
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51 static class TestLanguageWrapperNode extends TestLanguageNode implements WrapperNode {
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52 @Child private TestLanguageNode child;
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53 @Child private ProbeNode probeNode;
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54
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55 public TestLanguageWrapperNode(TestLanguageNode child) {
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56 assert !(child instanceof TestLanguageWrapperNode);
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57 this.child = child;
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58 }
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59
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60 @Override
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61 public String instrumentationInfo() {
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62 return "Wrapper node for testing";
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63 }
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64
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65 @Override
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66 public boolean isInstrumentable() {
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67 return false;
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68 }
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69
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70 @Override
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71 public void insertProbe(ProbeNode newProbeNode) {
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72 this.probeNode = newProbeNode;
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73 }
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74
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75 @Override
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76 public Probe getProbe() {
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77 return probeNode.getProbe();
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78 }
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79
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80 @Override
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81 public Node getChild() {
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82 return child;
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83 }
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84
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85 @Override
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86 public Object execute(VirtualFrame vFrame) {
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87 probeNode.enter(child, vFrame);
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88 Object result;
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89 try {
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90 result = child.execute(vFrame);
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91 probeNode.returnValue(child, vFrame, result);
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92 } catch (KillException e) {
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93 throw (e);
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94 } catch (Exception e) {
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95 probeNode.returnExceptional(child, vFrame, e);
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96 throw (e);
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97 }
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98 return result;
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99 }
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100 }
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101
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102 /**
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103 * A simple node for our test language to store a value.
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104 */
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105 static class TestValueNode extends TestLanguageNode {
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106 private final int value;
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107
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108 public TestValueNode(int value) {
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109 this.value = value;
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110 }
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111
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112 @Override
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113 public Object execute(VirtualFrame vFrame) {
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114 return new Integer(this.value);
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115 }
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116 }
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117
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118 /**
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119 * A node for our test language that adds up two {@link TestValueNode}s.
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120 */
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121 static class TestAdditionNode extends TestLanguageNode {
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122 @Child private TestLanguageNode leftChild;
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123 @Child private TestLanguageNode rightChild;
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124
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125 public TestAdditionNode(TestValueNode leftChild, TestValueNode rightChild) {
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126 this.leftChild = insert(leftChild);
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127 this.rightChild = insert(rightChild);
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128 }
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129
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130 @Override
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131 public Object execute(VirtualFrame vFrame) {
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132 return new Integer(((Integer) leftChild.execute(vFrame)).intValue() + ((Integer) rightChild.execute(vFrame)).intValue());
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133 }
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134 }
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135
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136 /**
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137 * Truffle requires that all guest languages to have a {@link RootNode} which sits atop any AST
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138 * of the guest language. This is necessary since creating a {@link CallTarget} is how Truffle
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139 * completes an AST. The root nodes serves as our entry point into a program.
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140 */
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141 static class TestRootNode extends RootNode {
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142 @Child private TestLanguageNode body;
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143
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144 /**
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145 * This constructor emulates the global machinery that applies registered probers to every
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146 * newly created AST. Global registry is not used, since that would interfere with other
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147 * tests run in the same environment.
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148 */
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149 public TestRootNode(TestLanguageNode body) {
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150 super(null);
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151 this.body = body;
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152 }
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153
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154 @Override
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155 public Object execute(VirtualFrame vFrame) {
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156 return body.execute(vFrame);
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157 }
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158
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159 @Override
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160 public boolean isCloningAllowed() {
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161 return true;
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162 }
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163
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164 @Override
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165 public void applyInstrumentation() {
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166 Probe.applyASTProbers(body);
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167 }
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168 }
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169
20910
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170 static class TestSplicedCounterNode extends SplicedNode {
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171
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172 private long count;
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173
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174 @Override
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175 public void enter(Node node, VirtualFrame vFrame) {
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176 count++;
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177 }
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178
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179 public long getCount() {
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180 return count;
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181 }
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182 }
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183 }