Mercurial > hg > graal-compiler
annotate graal/GraalCompiler/src/com/sun/c1x/ir/BlockBegin.java @ 2672:35453d725a2a
Add a BailoutOnException option on C1X to be able to tell expected exceptions (bailouts on jsr etc.) appart from true/unexpected exceptions
author | Gilles Duboscq <gilles.duboscq@oracle.com> |
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date | Thu, 12 May 2011 17:57:58 +0200 |
parents | b2c1e959be46 |
children | 6ab73784566a |
rev | line source |
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1 /* |
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2 * Copyright (c) 2009, 2011, Oracle and/or its affiliates. All rights reserved. |
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
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4 * |
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5 * This code is free software; you can redistribute it and/or modify it |
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6 * under the terms of the GNU General Public License version 2 only, as |
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7 * published by the Free Software Foundation. |
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8 * |
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9 * This code is distributed in the hope that it will be useful, but WITHOUT |
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10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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12 * version 2 for more details (a copy is included in the LICENSE file that |
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13 * accompanied this code). |
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14 * |
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15 * You should have received a copy of the GNU General Public License version |
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16 * 2 along with this work; if not, write to the Free Software Foundation, |
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17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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18 * |
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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20 * or visit www.oracle.com if you need additional information or have any |
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21 * questions. |
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22 */ |
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23 package com.sun.c1x.ir; |
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24 |
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25 import java.util.*; |
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26 |
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27 import com.oracle.graal.graph.*; |
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28 import com.sun.c1x.*; |
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29 import com.sun.c1x.asm.*; |
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30 import com.sun.c1x.debug.*; |
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31 import com.sun.c1x.lir.*; |
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32 import com.sun.c1x.util.*; |
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33 import com.sun.c1x.value.*; |
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34 import com.sun.cri.ci.*; |
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35 import com.sun.cri.ri.*; |
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36 |
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37 /** |
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38 * Denotes the beginning of a basic block, and holds information |
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39 * about the basic block, including the successor and |
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40 * predecessor blocks, exception handlers, liveness information, etc. |
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41 */ |
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42 public final class BlockBegin extends StateSplit { |
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43 |
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44 private static final int INPUT_COUNT = 1; |
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45 private static final int INPUT_STATE_BEFORE = 0; |
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46 |
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47 private static final int SUCCESSOR_COUNT = 1; |
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48 private static final int SUCCESSOR_END = 0; |
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49 |
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50 @Override |
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51 protected int inputCount() { |
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52 return super.inputCount() + INPUT_COUNT; |
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53 } |
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54 |
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55 @Override |
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56 protected int successorCount() { |
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57 return super.successorCount() + SUCCESSOR_COUNT; |
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58 } |
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59 |
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60 /** |
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61 * The last node in the block (which contains the successors). |
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62 */ |
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63 public BlockEnd end() { |
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64 return (BlockEnd) successors().get(super.successorCount() + SUCCESSOR_END); |
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65 } |
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66 |
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67 @Override |
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68 public boolean needsStateAfter() { |
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69 return false; |
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70 } |
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71 |
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72 public void setEnd(BlockEnd end) { |
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73 assert end != null; |
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74 BlockEnd old = this.end(); |
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75 if (old != end) { |
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76 if (old != null) { |
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77 // disconnect this block from its current successors |
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78 for (BlockBegin s : old.blockSuccessors()) { |
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79 s.blockPredecessors().remove(this); |
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80 } |
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81 } |
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82 successors().set(super.successorCount() + SUCCESSOR_END, end); |
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83 for (BlockBegin s : end.blockSuccessors()) { |
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84 s.addPredecessor(this); |
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85 } |
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86 } |
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87 } |
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88 |
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89 private static final List<BlockBegin> NO_HANDLERS = Collections.emptyList(); |
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90 |
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91 /** |
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92 * An enumeration of flags for block entries indicating various things. |
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93 */ |
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94 public enum BlockFlag { |
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95 StandardEntry, |
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96 ExceptionEntry, |
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97 SubroutineEntry, |
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98 BackwardBranchTarget, |
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99 IsOnWorkList, |
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100 WasVisited, |
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101 DefaultExceptionHandler, |
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102 ParserLoopHeader, |
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103 CriticalEdgeSplit, |
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104 LinearScanLoopHeader, |
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105 LinearScanLoopEnd; |
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106 |
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107 public final int mask = 1 << ordinal(); |
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108 } |
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109 |
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110 /** |
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111 * A unique id used in tracing. |
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112 */ |
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113 public final int blockID; |
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114 |
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115 /** |
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116 * Denotes the current set of {@link BlockBegin.BlockFlag} settings. |
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117 */ |
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118 private int blockFlags; |
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119 |
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120 /** |
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121 * The {@link BlockBegin} nodes for which this node is a successor. |
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122 */ |
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123 private final List<BlockBegin> predecessors; |
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124 |
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125 private int depthFirstNumber; |
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126 private int linearScanNumber; |
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127 private int loopDepth; |
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128 private int loopIndex; |
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129 |
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130 private BlockBegin dominator; |
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131 private List<BlockBegin> exceptionHandlerBlocks; |
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132 private List<FrameState> exceptionHandlerStates; |
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133 |
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134 // LIR block |
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135 public LIRBlock lirBlock; |
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136 |
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137 /** |
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138 * Constructs a new BlockBegin at the specified bytecode index. |
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139 * @param bci the bytecode index of the start |
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140 * @param blockID the ID of the block |
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141 * @param graph |
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142 */ |
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143 public BlockBegin(int bci, int blockID, Graph graph) { |
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144 super(CiKind.Illegal, INPUT_COUNT, SUCCESSOR_COUNT, graph); |
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145 this.blockID = blockID; |
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146 depthFirstNumber = -1; |
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147 linearScanNumber = -1; |
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148 predecessors = new ArrayList<BlockBegin>(2); |
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149 loopIndex = -1; |
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150 setBCI(bci); |
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151 } |
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152 |
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153 /** |
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154 * Gets the list of predecessors of this block. |
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155 * @return the predecessor list |
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156 */ |
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157 public List<BlockBegin> blockPredecessors() { |
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158 return predecessors; |
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159 } |
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160 |
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161 /** |
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162 * Gets the dominator of this block. |
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163 * @return the dominator block |
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164 */ |
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165 public BlockBegin dominator() { |
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166 return dominator; |
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167 } |
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168 |
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169 /** |
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170 * Sets the dominator block for this block. |
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171 * @param dominator the dominator for this block |
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172 */ |
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173 public void setDominator(BlockBegin dominator) { |
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174 this.dominator = dominator; |
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175 } |
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176 |
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177 /** |
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178 * Gets the depth first traversal number of this block. |
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179 * @return the depth first number |
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180 */ |
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181 public int depthFirstNumber() { |
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182 return depthFirstNumber; |
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183 } |
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184 |
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185 /** |
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186 * Gets the linear scan number of this block. |
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187 * @return the linear scan number |
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188 */ |
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189 public int linearScanNumber() { |
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190 return linearScanNumber; |
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191 } |
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192 |
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193 /** |
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194 * Gets the loop depth of this block. |
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195 * @return the loop depth |
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196 */ |
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197 public int loopDepth() { |
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198 return loopDepth; |
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199 } |
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200 |
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201 /** |
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202 * Gets the loop index of this block. |
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203 * @return the loop index |
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204 */ |
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205 public int loopIndex() { |
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206 return loopIndex; |
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207 } |
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208 |
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209 /** |
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210 * Gets the exception handlers that cover one or more instructions of this basic block. |
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211 * |
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212 * @return the exception handlers |
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213 */ |
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214 public List<BlockBegin> exceptionHandlerBlocks() { |
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215 return exceptionHandlerBlocks == null ? NO_HANDLERS : exceptionHandlerBlocks; |
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216 } |
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217 |
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218 public List<FrameState> exceptionHandlerStates() { |
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219 return exceptionHandlerStates; |
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220 } |
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221 |
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222 public void setDepthFirstNumber(int depthFirstNumber) { |
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223 assert depthFirstNumber >= 0; |
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224 this.depthFirstNumber = depthFirstNumber; |
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225 } |
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226 |
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227 public void setLinearScanNumber(int linearScanNumber) { |
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228 this.linearScanNumber = linearScanNumber; |
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229 } |
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230 |
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231 public void setLoopDepth(int loopDepth) { |
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232 this.loopDepth = loopDepth; |
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233 } |
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234 |
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235 public void setLoopIndex(int loopIndex) { |
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236 this.loopIndex = loopIndex; |
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237 } |
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238 |
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239 /** |
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240 * Set a flag on this block. |
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241 * @param flag the flag to set |
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242 */ |
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243 public void setBlockFlag(BlockFlag flag) { |
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244 blockFlags |= flag.mask; |
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245 } |
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246 |
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247 /** |
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248 * Clear a flag on this block. |
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249 * @param flag the flag to clear |
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250 */ |
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251 public void clearBlockFlag(BlockFlag flag) { |
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252 blockFlags &= ~flag.mask; |
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253 } |
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254 |
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255 public void copyBlockFlag(BlockBegin other, BlockFlag flag) { |
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256 setBlockFlag(flag, other.checkBlockFlag(flag)); |
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257 } |
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258 |
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259 /** |
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260 * Check whether this block has the specified flag set. |
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261 * @param flag the flag to test |
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262 * @return {@code true} if this block has the flag |
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263 */ |
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264 public boolean checkBlockFlag(BlockFlag flag) { |
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265 return (blockFlags & flag.mask) != 0; |
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266 } |
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267 |
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268 /** |
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269 * Iterate over this block, its exception handlers, and its successors, in that order. |
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270 * @param closure the closure to apply to each block |
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271 */ |
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272 public void iteratePreOrder(BlockClosure closure) { |
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273 // XXX: identity hash map might be too slow, consider a boolean array or a mark field |
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274 iterate(new IdentityHashMap<BlockBegin, BlockBegin>(), closure); |
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275 } |
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276 |
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277 /** |
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278 * Iterate over all blocks transitively reachable from this block. |
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279 * @param closure the closure to apply to each block |
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280 * @param predecessors {@code true} if also to include this blocks predecessors |
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281 */ |
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282 public void iterateAnyOrder(BlockClosure closure, boolean predecessors) { |
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283 IdentityHashMap<BlockBegin, BlockBegin> mark = new IdentityHashMap<BlockBegin, BlockBegin>(); |
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284 LinkedList<BlockBegin> queue = new LinkedList<BlockBegin>(); |
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285 queue.offer(this); |
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286 mark.put(this, this); |
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287 BlockBegin block; |
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288 while ((block = queue.poll()) != null) { |
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289 closure.apply(block); |
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290 queueBlocks(queue, block.exceptionHandlerBlocks(), mark); |
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291 queueBlocks(queue, block.end().blockSuccessors(), mark); |
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292 queueBlocks(queue, predecessors ? block.predecessors : null, mark); |
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293 } |
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294 } |
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295 |
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296 private void queueBlocks(LinkedList<BlockBegin> queue, List<BlockBegin> list, IdentityHashMap<BlockBegin, BlockBegin> mark) { |
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297 if (list != null) { |
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298 for (BlockBegin b : list) { |
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299 if (!mark.containsKey(b)) { |
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300 queue.offer(b); |
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301 mark.put(b, b); |
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302 } |
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303 } |
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304 } |
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305 } |
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306 |
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307 private void iterate(IdentityHashMap<BlockBegin, BlockBegin> mark, BlockClosure closure) { |
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308 if (!mark.containsKey(this)) { |
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309 mark.put(this, this); |
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310 closure.apply(this); |
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311 BlockEnd e = end(); |
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312 if (exceptionHandlerBlocks != null) { |
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313 iterateReverse(mark, closure, exceptionHandlerBlocks); |
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314 } |
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315 assert e != null : "block must have block end"; |
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316 iterateReverse(mark, closure, e.blockSuccessors()); |
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317 } |
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318 } |
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319 |
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320 private void iterateReverse(IdentityHashMap<BlockBegin, BlockBegin> mark, BlockClosure closure, List<BlockBegin> list) { |
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321 for (int i = list.size() - 1; i >= 0; i--) { |
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322 list.get(i).iterate(mark, closure); |
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323 } |
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324 } |
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325 |
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326 /** |
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327 * Adds an exception handler that covers one or more instructions in this block. |
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328 * |
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329 * @param handler the entry block for the exception handler to add |
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330 */ |
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331 public void addExceptionHandler(BlockBegin handler) { |
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332 assert handler != null && handler.checkBlockFlag(BlockBegin.BlockFlag.ExceptionEntry); |
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333 if (exceptionHandlerBlocks == null) { |
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334 exceptionHandlerBlocks = new ArrayList<BlockBegin>(3); |
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335 exceptionHandlerBlocks.add(handler); |
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336 } else if (!exceptionHandlerBlocks.contains(handler)) { |
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337 exceptionHandlerBlocks.add(handler); |
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338 } |
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339 } |
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340 |
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341 /** |
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342 * Adds a frame state that merges into the exception handler whose entry is this block. |
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343 * |
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344 * @param state the frame state at an instruction that raises an exception that can be caught by the exception |
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345 * handler represented by this block |
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346 * @return the index of {@code state} in the list of frame states merging at this block (i.e. the frames states for |
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347 * all instruction throwing an exception caught by this exception handler) |
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348 */ |
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349 public int addExceptionState(FrameState state) { |
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350 assert checkBlockFlag(BlockBegin.BlockFlag.ExceptionEntry); |
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351 if (exceptionHandlerStates == null) { |
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352 exceptionHandlerStates = new ArrayList<FrameState>(4); |
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353 } |
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354 exceptionHandlerStates.add(state); |
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355 return exceptionHandlerStates.size() - 1; |
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356 } |
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357 |
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358 /** |
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359 * Add a predecessor to this block. |
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360 * @param pred the predecessor to add |
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361 */ |
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362 public void addPredecessor(BlockBegin pred) { |
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363 predecessors.add(pred); |
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364 } |
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365 |
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366 /** |
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367 * Removes all occurrences of the specified block from the predecessor list of this block. |
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368 * @param pred the predecessor to remove |
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369 */ |
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370 public void removePredecessor(BlockBegin pred) { |
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371 while (predecessors.remove(pred)) { |
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372 // the block may appear multiple times in the list |
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373 // XXX: this is not very efficient, consider Util.removeAllFromList |
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374 } |
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375 } |
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376 |
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377 @Override |
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378 public void accept(ValueVisitor v) { |
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379 v.visitBlockBegin(this); |
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380 } |
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381 |
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382 public void mergeOrClone(FrameStateAccess newState, RiMethod method) { |
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383 FrameState existingState = stateBefore(); |
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384 |
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385 if (existingState == null) { |
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386 // this is the first state for the block |
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387 if (wasVisited()) { |
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388 // this can happen for complex jsr/ret patterns; just bail out |
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389 throw new CiBailout("jsr/ret too complex"); |
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390 } |
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|
391 |
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|
392 // copy state because it is modified |
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Fixed bci for stateBefore in BlockBegin
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393 FrameState duplicate = newState.duplicate(bci()); |
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394 assert duplicate.bci == bci() : "duplicate.bci=" + duplicate.bci + " my bci=" + bci(); |
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395 |
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396 if (C1XOptions.UseStackMapTableLiveness) { |
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397 // if a liveness map is available, use it to invalidate dead locals |
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Remove inlining (3rd part)
Gilles Duboscq <gilles.duboscq@oracle.com>
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2564
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398 CiBitMap[] livenessMap = method.livenessMap(); |
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399 if (livenessMap != null && bci() >= 0) { |
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400 assert bci() < livenessMap.length; |
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401 CiBitMap liveness = livenessMap[bci()]; |
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402 if (liveness != null) { |
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403 invalidateDeadLocals(duplicate, liveness); |
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404 } |
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405 } |
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406 } |
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407 |
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408 // if the block is a loop header, insert all necessary phis |
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409 if (isParserLoopHeader()) { |
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410 insertLoopPhis(duplicate); |
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411 } |
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412 |
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413 setStateBefore(duplicate); |
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414 } else { |
2581
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added GraalGraph to classpath, Node as superclass of Value
Lukas Stadler <lukas.stadler@jku.at>
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2565
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415 if (!C1XOptions.AssumeVerifiedBytecode && !existingState.isCompatibleWith(newState)) { |
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416 // stacks or locks do not match--bytecodes would not verify |
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417 throw new CiBailout("stack or locks do not match"); |
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418 } |
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419 |
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420 assert existingState.localsSize() == newState.localsSize(); |
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421 assert existingState.stackSize() == newState.stackSize(); |
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|
422 |
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423 if (wasVisited() && !isParserLoopHeader()) { |
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424 throw new CiBailout("jsr/ret too complicated"); |
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425 } |
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426 |
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427 existingState.merge(this, newState); |
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428 } |
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|
429 } |
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|
430 |
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431 private void invalidateDeadLocals(FrameState newState, CiBitMap liveness) { |
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432 int max = newState.localsSize(); |
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433 assert max <= liveness.size(); |
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434 for (int i = 0; i < max; i++) { |
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435 Value x = newState.localAt(i); |
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436 if (x != null) { |
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437 if (!liveness.get(i)) { |
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438 // invalidate the local if it is not live |
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439 newState.invalidateLocal(i); |
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|
440 } |
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|
441 } |
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|
442 } |
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|
443 } |
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|
444 |
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445 private void insertLoopPhis(FrameState newState) { |
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446 int stackSize = newState.stackSize(); |
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447 for (int i = 0; i < stackSize; i++) { |
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|
448 // always insert phis for the stack |
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|
449 newState.setupPhiForStack(this, i); |
2507
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|
450 } |
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451 int localsSize = newState.localsSize(); |
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452 for (int i = 0; i < localsSize; i++) { |
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453 Value x = newState.localAt(i); |
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|
454 if (x != null) { |
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2611
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|
455 newState.setupPhiForLocal(this, i); |
2507
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|
456 } |
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Pull over of compiler from maxine repository.
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diff
changeset
|
457 } |
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Pull over of compiler from maxine repository.
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diff
changeset
|
458 } |
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Pull over of compiler from maxine repository.
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diff
changeset
|
459 |
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|
460 public boolean isBackwardBranchTarget() { |
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Pull over of compiler from maxine repository.
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461 return checkBlockFlag(BlockFlag.BackwardBranchTarget); |
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Pull over of compiler from maxine repository.
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|
462 } |
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|
463 |
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Pull over of compiler from maxine repository.
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464 public void setBackwardBranchTarget(boolean value) { |
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465 setBlockFlag(BlockFlag.BackwardBranchTarget, value); |
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diff
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|
466 } |
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|
467 |
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|
468 public boolean isCriticalEdgeSplit() { |
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diff
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|
469 return checkBlockFlag(BlockFlag.CriticalEdgeSplit); |
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|
470 } |
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Pull over of compiler from maxine repository.
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|
471 |
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|
472 public void setCriticalEdgeSplit(boolean value) { |
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473 setBlockFlag(BlockFlag.CriticalEdgeSplit, value); |
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Pull over of compiler from maxine repository.
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diff
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|
474 } |
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Pull over of compiler from maxine repository.
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changeset
|
475 |
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|
476 public boolean isExceptionEntry() { |
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diff
changeset
|
477 return checkBlockFlag(BlockFlag.ExceptionEntry); |
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Pull over of compiler from maxine repository.
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diff
changeset
|
478 } |
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Pull over of compiler from maxine repository.
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diff
changeset
|
479 |
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diff
changeset
|
480 public void setExceptionEntry() { |
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Pull over of compiler from maxine repository.
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|
481 setBlockFlag(BlockFlag.ExceptionEntry); |
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Pull over of compiler from maxine repository.
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diff
changeset
|
482 } |
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Pull over of compiler from maxine repository.
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diff
changeset
|
483 |
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diff
changeset
|
484 public boolean isSubroutineEntry() { |
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Pull over of compiler from maxine repository.
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changeset
|
485 return checkBlockFlag(BlockFlag.SubroutineEntry); |
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Pull over of compiler from maxine repository.
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diff
changeset
|
486 } |
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Pull over of compiler from maxine repository.
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diff
changeset
|
487 |
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Pull over of compiler from maxine repository.
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changeset
|
488 public void setSubroutineEntry() { |
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Pull over of compiler from maxine repository.
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|
489 setBlockFlag(BlockFlag.SubroutineEntry); |
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Pull over of compiler from maxine repository.
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parents:
diff
changeset
|
490 } |
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Pull over of compiler from maxine repository.
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diff
changeset
|
491 |
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Pull over of compiler from maxine repository.
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changeset
|
492 public boolean isOnWorkList() { |
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Pull over of compiler from maxine repository.
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|
493 return checkBlockFlag(BlockFlag.IsOnWorkList); |
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Pull over of compiler from maxine repository.
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changeset
|
494 } |
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Pull over of compiler from maxine repository.
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|
495 |
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|
496 public void setOnWorkList(boolean value) { |
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Pull over of compiler from maxine repository.
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497 setBlockFlag(BlockFlag.IsOnWorkList, value); |
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|
498 } |
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|
499 |
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|
500 public boolean wasVisited() { |
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Pull over of compiler from maxine repository.
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501 return checkBlockFlag(BlockFlag.WasVisited); |
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Pull over of compiler from maxine repository.
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|
502 } |
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Pull over of compiler from maxine repository.
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|
503 |
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|
504 public void setWasVisited(boolean value) { |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
505 setBlockFlag(BlockFlag.WasVisited, value); |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
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|
506 } |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
507 |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
508 public boolean isParserLoopHeader() { |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
509 return checkBlockFlag(BlockFlag.ParserLoopHeader); |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
510 } |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
511 |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
512 public void setParserLoopHeader(boolean value) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
513 setBlockFlag(BlockFlag.ParserLoopHeader, value); |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
514 } |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
515 |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
516 public boolean isLinearScanLoopHeader() { |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
517 return checkBlockFlag(BlockFlag.LinearScanLoopHeader); |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
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|
518 } |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
519 |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
520 public void setLinearScanLoopHeader(boolean value) { |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
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521 setBlockFlag(BlockFlag.LinearScanLoopHeader, value); |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
522 } |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
523 |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
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|
524 public boolean isLinearScanLoopEnd() { |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
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|
525 return checkBlockFlag(BlockFlag.LinearScanLoopEnd); |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
526 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
527 |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
528 public void setLinearScanLoopEnd(boolean value) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
529 setBlockFlag(BlockFlag.LinearScanLoopEnd, value); |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
530 } |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
531 |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
532 private void setBlockFlag(BlockFlag flag, boolean value) { |
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Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
533 if (value) { |
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Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
534 setBlockFlag(flag); |
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Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
535 } else { |
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Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
536 clearBlockFlag(flag); |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
537 } |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
538 } |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
539 |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
540 public void copyBlockFlags(BlockBegin other) { |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
541 copyBlockFlag(other, BlockBegin.BlockFlag.ParserLoopHeader); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
542 copyBlockFlag(other, BlockBegin.BlockFlag.SubroutineEntry); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
543 copyBlockFlag(other, BlockBegin.BlockFlag.ExceptionEntry); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
544 copyBlockFlag(other, BlockBegin.BlockFlag.WasVisited); |
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Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
545 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
546 |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
547 @Override |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
548 public String toString() { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
549 StringBuilder builder = new StringBuilder(); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
550 builder.append("block #"); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
551 builder.append(blockID); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
552 builder.append(","); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
553 builder.append(depthFirstNumber); |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
554 builder.append(" @ "); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
555 builder.append(bci()); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
556 builder.append(" ["); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
557 boolean hasFlag = false; |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
558 for (BlockFlag f : BlockFlag.values()) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
559 if (checkBlockFlag(f)) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
560 if (hasFlag) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
561 builder.append(' '); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
562 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
563 builder.append(f.name()); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
564 hasFlag = true; |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
565 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
566 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
567 |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
568 builder.append("]"); |
2621
dd115f80acf8
changed stateAfter FrameState to successor (instead of input), checkstyle fixes, added fixed root node to graph
Lukas Stadler <lukas.stadler@jku.at>
parents:
2616
diff
changeset
|
569 if (end() != null) { |
2507
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
570 builder.append(" -> "); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
571 boolean hasSucc = false; |
2621
dd115f80acf8
changed stateAfter FrameState to successor (instead of input), checkstyle fixes, added fixed root node to graph
Lukas Stadler <lukas.stadler@jku.at>
parents:
2616
diff
changeset
|
572 for (BlockBegin s : end().blockSuccessors()) { |
2507
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
573 if (hasSucc) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
574 builder.append(", "); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
575 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
576 builder.append("#"); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
577 builder.append(s.blockID); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
578 hasSucc = true; |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
579 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
580 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
581 return builder.toString(); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
582 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
583 |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
584 /** |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
585 * Get the number of successors. |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
586 * @return the number of successors |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
587 */ |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
588 public int numberOfSux() { |
2621
dd115f80acf8
changed stateAfter FrameState to successor (instead of input), checkstyle fixes, added fixed root node to graph
Lukas Stadler <lukas.stadler@jku.at>
parents:
2616
diff
changeset
|
589 return end().blockSuccessorCount(); |
2507
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
590 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
591 |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
592 /** |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
593 * Get the successor at a certain position. |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
594 * @param i the position |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
595 * @return the successor |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
596 */ |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
597 public BlockBegin suxAt(int i) { |
2621
dd115f80acf8
changed stateAfter FrameState to successor (instead of input), checkstyle fixes, added fixed root node to graph
Lukas Stadler <lukas.stadler@jku.at>
parents:
2616
diff
changeset
|
598 return end().blockSuccessor(i); |
2507
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
599 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
600 |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
601 /** |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
602 * Get the number of predecessors. |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
603 * @return the number of predecessors |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
604 */ |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
605 public int numberOfPreds() { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
606 return predecessors.size(); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
607 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
608 |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
609 /** |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
610 * @return the label associated with the block, used by the LIR |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
611 */ |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
612 public Label label() { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
613 return lirBlock().label; |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
614 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
615 |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
616 public void setLir(LIRList lir) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
617 lirBlock().setLir(lir); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
618 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
619 |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
620 public LIRList lir() { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
621 return lirBlock().lir(); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
622 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
623 |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
624 public LIRBlock lirBlock() { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
625 if (lirBlock == null) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
626 lirBlock = new LIRBlock(); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
627 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
628 return lirBlock; |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
629 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
630 |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
631 public int exceptionHandlerPco() { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
632 return lirBlock == null ? 0 : lirBlock.exceptionHandlerPCO; |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
633 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
634 |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
635 public void setExceptionHandlerPco(int codeOffset) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
636 lirBlock().exceptionHandlerPCO = codeOffset; |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
637 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
638 |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
639 public int numberOfExceptionHandlers() { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
640 return exceptionHandlerBlocks == null ? 0 : exceptionHandlerBlocks.size(); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
641 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
642 |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
643 public BlockBegin exceptionHandlerAt(int i) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
644 return exceptionHandlerBlocks.get(i); |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
645 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
646 |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
647 public BlockBegin predAt(int j) { |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
648 return predecessors.get(j); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
649 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
650 |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
651 public int firstLirInstructionId() { |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
652 return lirBlock.firstLirInstructionID; |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
653 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
654 |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
655 public void setFirstLirInstructionId(int firstLirInstructionId) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
656 lirBlock.firstLirInstructionID = firstLirInstructionId; |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
657 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
658 |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
659 public int lastLirInstructionId() { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
660 return lirBlock.lastLirInstructionID; |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
661 } |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
662 |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
663 public void setLastLirInstructionId(int lastLirInstructionId) { |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
664 lirBlock.lastLirInstructionID = lastLirInstructionId; |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
665 } |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
666 |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
667 public boolean isPredecessor(BlockBegin block) { |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
668 return this.predecessors.contains(block); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
669 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
670 |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
671 public void printWithoutPhis(LogStream out) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
672 // print block id |
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Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
673 BlockEnd end = end(); |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
674 out.print("B").print(blockID).print(" "); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
675 |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
676 // print flags |
9ec15d6914ca
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Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
677 StringBuilder sb = new StringBuilder(8); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
678 if (isExceptionEntry()) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
679 sb.append('E'); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
680 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
681 if (isSubroutineEntry()) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
682 sb.append('s'); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
683 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
684 if (isParserLoopHeader()) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
685 sb.append("LH"); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
686 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
687 if (isBackwardBranchTarget()) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
688 sb.append('b'); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
689 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
690 if (wasVisited()) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
691 sb.append('V'); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
692 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
693 if (sb.length() != 0) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
694 out.print('(').print(sb.toString()).print(')'); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
695 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
696 |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
697 // print block bci range |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
698 out.print('[').print(bci()).print(", ").print(end == null ? -1 : end.bci()).print(']'); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
699 |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
700 // print block successors |
2581
4a36a0bd6d18
added GraalGraph to classpath, Node as superclass of Value
Lukas Stadler <lukas.stadler@jku.at>
parents:
2565
diff
changeset
|
701 if (end != null && end.blockSuccessors().size() > 0) { |
2507
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
702 out.print(" ."); |
2581
4a36a0bd6d18
added GraalGraph to classpath, Node as superclass of Value
Lukas Stadler <lukas.stadler@jku.at>
parents:
2565
diff
changeset
|
703 for (BlockBegin successor : end.blockSuccessors()) { |
2507
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
704 out.print(" B").print(successor.blockID); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
705 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
706 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
707 // print exception handlers |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
708 if (!exceptionHandlers().isEmpty()) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
709 out.print(" (xhandlers"); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
710 for (BlockBegin handler : exceptionHandlerBlocks()) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
711 out.print(" B").print(handler.blockID); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
712 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
713 out.print(')'); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
714 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
715 |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
716 // print dominator block |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
717 if (dominator() != null) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
718 out.print(" dom B").print(dominator().blockID); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
719 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
720 |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
721 // print predecessors |
2581
4a36a0bd6d18
added GraalGraph to classpath, Node as superclass of Value
Lukas Stadler <lukas.stadler@jku.at>
parents:
2565
diff
changeset
|
722 if (!blockPredecessors().isEmpty()) { |
2507
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
723 out.print(" pred:"); |
2581
4a36a0bd6d18
added GraalGraph to classpath, Node as superclass of Value
Lukas Stadler <lukas.stadler@jku.at>
parents:
2565
diff
changeset
|
724 for (BlockBegin pred : blockPredecessors()) { |
2507
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
725 out.print(" B").print(pred.blockID); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
726 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
727 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
728 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
729 |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
730 @Override |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
731 public void print(LogStream out) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
732 |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
733 printWithoutPhis(out); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
734 |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
735 // print phi functions |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
736 boolean hasPhisInLocals = false; |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
737 boolean hasPhisOnStack = false; |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
738 |
2621
dd115f80acf8
changed stateAfter FrameState to successor (instead of input), checkstyle fixes, added fixed root node to graph
Lukas Stadler <lukas.stadler@jku.at>
parents:
2616
diff
changeset
|
739 if (end() != null && end().stateAfter() != null) { |
2507
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
740 FrameState state = stateBefore(); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
741 |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
742 int i = 0; |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
743 while (!hasPhisOnStack && i < state.stackSize()) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
744 Value value = state.stackAt(i); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
745 hasPhisOnStack = isPhiAtBlock(value); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
746 if (value != null && !value.isIllegal()) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
747 i += value.kind.sizeInSlots(); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
748 } else { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
749 i++; |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
750 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
751 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
752 |
2564
274360f98f97
Remove inlining (2nd part) removed IRScope
Gilles Duboscq <gilles.duboscq@oracle.com>
parents:
2516
diff
changeset
|
753 for (i = 0; !hasPhisInLocals && i < state.localsSize();) { |
274360f98f97
Remove inlining (2nd part) removed IRScope
Gilles Duboscq <gilles.duboscq@oracle.com>
parents:
2516
diff
changeset
|
754 Value value = state.localAt(i); |
274360f98f97
Remove inlining (2nd part) removed IRScope
Gilles Duboscq <gilles.duboscq@oracle.com>
parents:
2516
diff
changeset
|
755 hasPhisInLocals = isPhiAtBlock(value); |
274360f98f97
Remove inlining (2nd part) removed IRScope
Gilles Duboscq <gilles.duboscq@oracle.com>
parents:
2516
diff
changeset
|
756 // also ignore illegal HiWords |
274360f98f97
Remove inlining (2nd part) removed IRScope
Gilles Duboscq <gilles.duboscq@oracle.com>
parents:
2516
diff
changeset
|
757 if (value != null && !value.isIllegal()) { |
274360f98f97
Remove inlining (2nd part) removed IRScope
Gilles Duboscq <gilles.duboscq@oracle.com>
parents:
2516
diff
changeset
|
758 i += value.kind.sizeInSlots(); |
274360f98f97
Remove inlining (2nd part) removed IRScope
Gilles Duboscq <gilles.duboscq@oracle.com>
parents:
2516
diff
changeset
|
759 } else { |
274360f98f97
Remove inlining (2nd part) removed IRScope
Gilles Duboscq <gilles.duboscq@oracle.com>
parents:
2516
diff
changeset
|
760 i++; |
2507
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
761 } |
2564
274360f98f97
Remove inlining (2nd part) removed IRScope
Gilles Duboscq <gilles.duboscq@oracle.com>
parents:
2516
diff
changeset
|
762 } |
2507
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
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763 } |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
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|
764 |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
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765 // print values in locals |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
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diff
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|
766 if (hasPhisInLocals) { |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
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767 out.println(); |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
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|
768 out.println("Locals:"); |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
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|
769 |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
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changeset
|
770 FrameState state = stateBefore(); |
2564
274360f98f97
Remove inlining (2nd part) removed IRScope
Gilles Duboscq <gilles.duboscq@oracle.com>
parents:
2516
diff
changeset
|
771 int i = 0; |
274360f98f97
Remove inlining (2nd part) removed IRScope
Gilles Duboscq <gilles.duboscq@oracle.com>
parents:
2516
diff
changeset
|
772 while (i < state.localsSize()) { |
274360f98f97
Remove inlining (2nd part) removed IRScope
Gilles Duboscq <gilles.duboscq@oracle.com>
parents:
2516
diff
changeset
|
773 Value value = state.localAt(i); |
274360f98f97
Remove inlining (2nd part) removed IRScope
Gilles Duboscq <gilles.duboscq@oracle.com>
parents:
2516
diff
changeset
|
774 if (value != null) { |
274360f98f97
Remove inlining (2nd part) removed IRScope
Gilles Duboscq <gilles.duboscq@oracle.com>
parents:
2516
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changeset
|
775 out.println(stateString(i, value)); |
274360f98f97
Remove inlining (2nd part) removed IRScope
Gilles Duboscq <gilles.duboscq@oracle.com>
parents:
2516
diff
changeset
|
776 // also ignore illegal HiWords |
274360f98f97
Remove inlining (2nd part) removed IRScope
Gilles Duboscq <gilles.duboscq@oracle.com>
parents:
2516
diff
changeset
|
777 i += value.isIllegal() ? 1 : value.kind.sizeInSlots(); |
274360f98f97
Remove inlining (2nd part) removed IRScope
Gilles Duboscq <gilles.duboscq@oracle.com>
parents:
2516
diff
changeset
|
778 } else { |
274360f98f97
Remove inlining (2nd part) removed IRScope
Gilles Duboscq <gilles.duboscq@oracle.com>
parents:
2516
diff
changeset
|
779 i++; |
2507
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
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|
780 } |
2564
274360f98f97
Remove inlining (2nd part) removed IRScope
Gilles Duboscq <gilles.duboscq@oracle.com>
parents:
2516
diff
changeset
|
781 } |
274360f98f97
Remove inlining (2nd part) removed IRScope
Gilles Duboscq <gilles.duboscq@oracle.com>
parents:
2516
diff
changeset
|
782 out.println(); |
2507
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
783 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
784 |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
785 // print values on stack |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
786 if (hasPhisOnStack) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
787 out.println(); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
788 out.println("Stack:"); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
789 int i = 0; |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
790 while (i < stateBefore().stackSize()) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
791 Value value = stateBefore().stackAt(i); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
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|
792 if (value != null) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
793 out.println(stateString(i, value)); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
794 i += value.kind.sizeInSlots(); |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
795 } else { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
796 i++; |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
797 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
798 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
799 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
800 |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
801 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
802 |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
803 |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
804 |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
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changeset
|
805 /** |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
806 * Determines if a given instruction is a phi whose {@linkplain Phi#block() join block} is a given block. |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
807 * |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
808 * @param value the instruction to test |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
809 * @param block the block that may be the join block of {@code value} if {@code value} is a phi |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
810 * @return {@code true} if {@code value} is a phi and its join block is {@code block} |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
811 */ |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
812 private boolean isPhiAtBlock(Value value) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
813 return value instanceof Phi && ((Phi) value).block() == this; |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
814 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
815 |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
816 |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
817 /** |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
818 * Formats a given instruction as a value in a {@linkplain FrameState frame state}. If the instruction is a phi defined at a given |
2582
768d77a1c7af
new node layout: Instruction
Lukas Stadler <lukas.stadler@jku.at>
parents:
2581
diff
changeset
|
819 * block, its {@linkplain Phi#phiInputCount() inputs} are appended to the returned string. |
2507
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parents:
diff
changeset
|
820 * |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
821 * @param index the index of the value in the frame state |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
822 * @param value the frame state value |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
823 * @param block if {@code value} is a phi, then its inputs are formatted if {@code block} is its |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
824 * {@linkplain Phi#block() join point} |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
825 * @return the instruction representation as a string |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
826 */ |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
827 public String stateString(int index, Value value) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
828 StringBuilder sb = new StringBuilder(30); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
829 sb.append(String.format("%2d %s", index, Util.valueString(value))); |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
830 if (value instanceof Phi) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
831 Phi phi = (Phi) value; |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
832 // print phi operands |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
833 if (phi.block() == this) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
834 sb.append(" ["); |
2582
768d77a1c7af
new node layout: Instruction
Lukas Stadler <lukas.stadler@jku.at>
parents:
2581
diff
changeset
|
835 for (int j = 0; j < phi.phiInputCount(); j++) { |
2507
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
836 sb.append(' '); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
837 Value operand = phi.inputAt(j); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
838 if (operand != null) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
839 sb.append(Util.valueString(operand)); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
840 } else { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
841 sb.append("NULL"); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
842 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
843 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
844 sb.append("] "); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
845 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
846 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
847 if (value != null && value.hasSubst()) { |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
848 sb.append("alias ").append(Util.valueString(value.subst())); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
849 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
850 return sb.toString(); |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
851 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
852 } |