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annotate visualizer/Data/src/com/sun/hotspot/igv/data/InputBlock.java @ 4512:015fb895586b

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Moved visualizer to new directory.
author Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
date Tue, 07 Feb 2012 22:41:09 +0100
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4512
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1 /*
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2 * Copyright (c) 2008, Oracle and/or its affiliates. All rights reserved.
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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4 *
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5 * This code is free software; you can redistribute it and/or modify it
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6 * under the terms of the GNU General Public License version 2 only, as
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7 * published by the Free Software Foundation.
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8 *
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9 * This code is distributed in the hope that it will be useful, but WITHOUT
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10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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12 * version 2 for more details (a copy is included in the LICENSE file that
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13 * accompanied this code).
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14 *
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15 * You should have received a copy of the GNU General Public License version
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16 * 2 along with this work; if not, write to the Free Software Foundation,
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17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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18 *
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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20 * or visit www.oracle.com if you need additional information or have any
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21 * questions.
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22 *
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23 */
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24 package com.sun.hotspot.igv.data;
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25
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26 import at.ssw.visualizer.model.cfg.BasicBlock;
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27 import at.ssw.visualizer.model.cfg.ControlFlowGraph;
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28 import at.ssw.visualizer.model.cfg.IRInstruction;
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29 import at.ssw.visualizer.model.cfg.State;
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30 import java.util.*;
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31
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32 /**
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33 *
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34 * @author Thomas Wuerthinger
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35 */
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36 public class InputBlock implements BasicBlock {
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37
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38 private List<InputNode> nodes;
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39 private String name;
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40 private InputGraph graph;
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41 private List<InputBlock> successors;
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42 private List<InputBlock> predecessors;
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43
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44 @Override
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45 public int hashCode() {
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46 return name.hashCode();
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47 }
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48
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49 @Override
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50 public boolean equals(Object o) {
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51
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52 if (o == this) {
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53 return true;
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54 }
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55
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56 if (o == null || (!(o instanceof InputBlock))) {
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57 return false;
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58 }
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59
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60 final InputBlock b = (InputBlock)o;
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61 final boolean result = b.nodes.equals(nodes) && b.name.equals(name) && b.successors.size() == successors.size();
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62 if (!result) {
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63 return false;
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64 }
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65
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66 final HashSet<String> s = new HashSet<>();
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67 for (InputBlock succ : successors) {
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68 s.add(succ.name);
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69 }
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70
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71 for (InputBlock succ : b.successors) {
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72 if (!s.contains(succ.name)) {
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73 return false;
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74 }
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75 }
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76
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77 return true;
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78 }
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79
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80 InputBlock(InputGraph graph, String name) {
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81 this.graph = graph;
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82 this.name = name;
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83 nodes = new ArrayList<>();
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84 successors = new ArrayList<>();
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85 predecessors = new ArrayList<>();
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86 }
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87
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88 public String getName() {
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89 return name;
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90 }
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91
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92 public List<InputNode> getNodes() {
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93 return Collections.unmodifiableList(nodes);
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94 }
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95
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96 public void addNode(int id) {
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97 InputNode n = graph.getNode(id);
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98 assert n != null;
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99 graph.setBlock(n, this);
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100 final InputNode node = graph.getNode(id);
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101 assert node != null;
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102 assert !nodes.contains(node) : "duplicate : " + node;
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103 nodes.add(node);
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104 }
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105
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106 @Override
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107 public List<InputBlock> getSuccessors() {
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108 return Collections.unmodifiableList(successors);
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109 }
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110
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111 @Override
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112 public String toString() {
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113 return "Block " + this.getName();
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114 }
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115
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116 void addSuccessor(InputBlock b) {
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117 if (!successors.contains(b)) {
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118 successors.add(b);
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119 b.predecessors.add(this);
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120 }
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121 }
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122
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123 @Override
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124 public int getFromBci() {
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125 // TODO(tw): Implement.
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126 return -1;
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127 }
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128
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129 @Override
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130 public int getToBci() {
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131 // TODO(tw): Implement.
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132 return -1;
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133 }
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134
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135 @Override
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136 public List<InputBlock> getPredecessors() {
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137 return Collections.unmodifiableList(predecessors);
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138 }
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139
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140 @Override
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141 public List<BasicBlock> getXhandlers() {
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142 // TODO(tw): Implement.
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143 return Collections.emptyList();
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144 }
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145
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146 @Override
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147 public List<String> getFlags() {
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148 // TODO(tw): Implement.
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149 return Collections.emptyList();
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150 }
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151
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152 @Override
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153 public BasicBlock getDominator() {
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154 // TODO(tw): Implement.
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155 return null;
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156 }
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157
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158 @Override
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159 public int getLoopIndex() {
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160 // TODO(tw): Implement.
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161 return -1;
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162 }
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163
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164 @Override
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165 public int getLoopDepth() {
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166 // TODO(tw): Implement.
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167 return -1;
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168 }
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169
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170 @Override
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171 public boolean hasState() {
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172 // TODO(tw): Implement.
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173 return false;
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174 }
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175
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176 @Override
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177 public List<State> getStates() {
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178 // TODO(tw): Implement.
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179 return Collections.emptyList();
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180 }
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181
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182 @Override
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183 public boolean hasHir() {
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184 // TODO(tw): Implement.
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185 return false;
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186 }
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187
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188 @Override
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189 public List<IRInstruction> getHirInstructions() {
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190 // TODO(tw): Implement.
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191 return Collections.emptyList();
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192 }
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193
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194 @Override
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195 public boolean hasLir() {
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196 // TODO(tw): Implement.
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197 return false;
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198 }
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199
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200 @Override
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201 public List<IRInstruction> getLirOperations() {
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202 // TODO(tw): Implement.
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203 return Collections.emptyList();
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204 }
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205 }