Mercurial > hg > graal-jvmci-8
annotate graal/GraalCompiler/src/com/sun/c1x/debug/CFGPrinter.java @ 2703:42450f536d24
More cleanup towards separation of graphbuilding<>graph<>lirgeneration
author | Thomas Wuerthinger <thomas@wuerthinger.net> |
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date | Wed, 18 May 2011 17:04:47 +0200 |
parents | 773189811d10 |
children | efbdb3ea95c9 |
rev | line source |
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2507
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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.debug; |
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24 |
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25 import java.io.*; |
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26 import java.util.*; |
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27 |
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28 import com.sun.c1x.*; |
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29 import com.sun.c1x.alloc.*; |
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30 import com.sun.c1x.alloc.Interval.*; |
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31 import com.sun.c1x.graph.*; |
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32 import com.sun.c1x.ir.*; |
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33 import com.sun.c1x.lir.*; |
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34 import com.sun.c1x.lir.LIRInstruction.*; |
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35 import com.sun.c1x.util.*; |
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36 import com.sun.c1x.value.*; |
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37 import com.sun.cri.ci.*; |
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38 import com.sun.cri.ci.CiAddress.*; |
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39 import com.sun.cri.ri.*; |
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40 |
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41 /** |
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42 * Utility for printing the control flow graph of a method being compiled by C1X at various compilation phases. |
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43 * The output format matches that produced by HotSpot so that it can then be fed to the |
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44 * <a href="https://c1visualizer.dev.java.net/">C1 Visualizer</a>. |
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45 * |
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46 * @author Doug Simon |
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47 */ |
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48 public class CFGPrinter { |
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49 private static final String COLUMN_END = " <|@"; |
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50 private static final String HOVER_START = "<@"; |
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51 private static final String HOVER_SEP = "|@"; |
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52 private static final String HOVER_END = ">@"; |
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53 |
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54 private static OutputStream cfgFileStream; |
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55 |
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56 /** |
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57 * Gets the output stream on the file "output.cfg" in the current working directory. |
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58 * This stream is first opened if necessary. |
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59 * |
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60 * @return the output stream to "output.cfg" or {@code null} if there was an error opening this file for writing |
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61 */ |
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62 public static synchronized OutputStream cfgFileStream() { |
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63 if (cfgFileStream == null) { |
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64 File cfgFile = new File("output.cfg"); |
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65 try { |
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66 cfgFileStream = new FileOutputStream(cfgFile); |
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67 } catch (FileNotFoundException e) { |
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68 TTY.println("WARNING: Could not open " + cfgFile.getAbsolutePath()); |
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69 } |
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70 } |
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71 return cfgFileStream; |
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72 } |
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73 |
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74 private final LogStream out; |
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75 private final CiTarget target; |
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76 |
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77 /** |
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78 * Creates a control flow graph printer. |
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79 * |
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80 * @param os where the output generated via this printer shown be written |
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81 * @param target the target architecture description |
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82 */ |
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83 public CFGPrinter(OutputStream os, CiTarget target) { |
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84 out = new LogStream(os); |
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85 this.target = target; |
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86 } |
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87 |
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88 /** |
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89 * Flushes all buffered output to the stream passed to {@link #CFGPrinter(OutputStream, CiTarget)}. |
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90 */ |
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91 public void flush() { |
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92 out.flush(); |
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93 } |
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94 |
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95 private void begin(String string) { |
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96 out.println("begin_" + string); |
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97 out.adjustIndentation(2); |
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98 } |
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99 |
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100 private void end(String string) { |
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101 out.adjustIndentation(-2); |
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102 out.println("end_" + string); |
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103 } |
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104 |
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105 /** |
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106 * Prints a compilation timestamp for a given method. |
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107 * |
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108 * @param method the method for which a timestamp will be printed |
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109 */ |
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110 public void printCompilation(RiMethod method) { |
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111 begin("compilation"); |
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112 out.print("name \" ").print(CiUtil.format("%H::%n", method, true)).println('"'); |
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113 out.print("method \"").print(CiUtil.format("%f %r %H.%n(%p)", method, true)).println('"'); |
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114 out.print("date ").println(System.currentTimeMillis()); |
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115 end("compilation"); |
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116 } |
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117 |
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118 /** |
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119 * Print the details of a given control flow graph block. |
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120 * |
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121 * @param block the block to print |
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122 * @param successors the successor blocks of {@code block} |
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123 * @param handlers the exception handler blocks of {@code block} |
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124 * @param printHIR if {@code true} the HIR for each instruction in the block will be printed |
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125 * @param printLIR if {@code true} the LIR for each instruction in the block will be printed |
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126 */ |
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127 void printBlock(BlockBegin block, List<BlockBegin> successors, Iterable<BlockBegin> handlers, boolean printHIR, boolean printLIR) { |
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128 begin("block"); |
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129 |
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130 out.print("name \"B").print(block.blockID).println('"'); |
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131 out.print("from_bci ").println(block.bci()); |
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132 out.print("to_bci ").println(block.end() == null ? -1 : block.end().bci()); |
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133 |
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134 out.print("predecessors "); |
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135 for (BlockEnd pred : block.blockPredecessors()) { |
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136 out.print("\"B").print(pred.begin().blockID).print("\" "); |
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137 } |
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138 out.println(); |
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139 |
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140 out.print("successors "); |
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141 for (BlockBegin succ : successors) { |
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142 out.print("\"B").print(succ.blockID).print("\" "); |
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143 } |
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144 out.println(); |
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145 |
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146 out.print("xhandlers"); |
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147 for (BlockBegin handler : handlers) { |
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148 out.print("\"B").print(handler.blockID).print("\" "); |
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149 } |
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150 out.println(); |
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151 |
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152 out.print("flags "); |
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153 if (block.isExceptionEntry()) { |
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154 out.print("\"ex\" "); |
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155 } |
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156 if (block.isCriticalEdgeSplit()) { |
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157 out.print("\"ces\" "); |
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158 } |
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159 if (block.isLinearScanLoopHeader()) { |
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160 out.print("\"llh\" "); |
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161 } |
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162 if (block.isLinearScanLoopEnd()) { |
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163 out.print("\"lle\" "); |
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164 } |
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165 out.println(); |
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166 |
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167 if (block.loopIndex() != -1) { |
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168 out.print("loop_index ").println(block.loopIndex()); |
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169 out.print("loop_depth ").println(block.loopDepth()); |
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170 } |
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171 |
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172 if (printHIR) { |
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173 printState(block); |
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174 printHIR(block); |
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175 } |
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176 |
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177 if (printLIR) { |
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178 printLIR(block); |
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179 } |
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180 |
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181 end("block"); |
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182 } |
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183 |
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184 /** |
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185 * Prints the JVM frame state upon entry to a given block. |
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186 * |
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187 * @param block the block for which the frame state is to be printed |
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188 */ |
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189 private void printState(BlockBegin block) { |
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190 begin("states"); |
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191 |
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192 FrameState state = block.stateBefore(); |
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193 int stackSize = state.stackSize(); |
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194 if (stackSize > 0) { |
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195 begin("stack"); |
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196 out.print("size ").println(stackSize); |
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197 out.print("method \"").print(CiUtil.toLocation(C1XCompilation.compilation().method, state.bci)).println('"'); |
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198 |
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199 int i = 0; |
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200 while (i < stackSize) { |
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201 Value value = state.stackAt(i); |
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202 out.disableIndentation(); |
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203 out.print(block.stateString(i, value)); |
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204 printOperand(value); |
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205 out.println(); |
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206 out.enableIndentation(); |
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207 if (value == null) { |
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208 i++; |
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209 } else { |
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210 i += value.kind.sizeInSlots(); |
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211 } |
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212 } |
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213 end("stack"); |
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214 } |
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215 |
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216 if (state.locksSize() > 0) { |
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217 begin("locks"); |
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218 out.print("size ").println(state.locksSize()); |
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219 out.print("method \"").print(CiUtil.toLocation(C1XCompilation.compilation().method, state.bci)).println('"'); |
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220 |
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221 for (int i = 0; i < state.locksSize(); ++i) { |
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222 Value value = state.lockAt(i); |
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223 out.disableIndentation(); |
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224 out.print(block.stateString(i, value)); |
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225 printOperand(value); |
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226 out.println(); |
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227 out.enableIndentation(); |
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228 } |
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229 end("locks"); |
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230 } |
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231 |
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232 begin("locals"); |
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233 out.print("size ").println(state.localsSize()); |
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234 out.print("method \"").print(CiUtil.toLocation(C1XCompilation.compilation().method, state.bci)).println('"'); |
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235 int i = 0; |
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236 while (i < state.localsSize()) { |
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237 Value value = state.localAt(i); |
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238 if (value != null) { |
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239 out.disableIndentation(); |
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240 out.print(block.stateString(i, value)); |
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241 printOperand(value); |
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242 out.println(); |
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243 out.enableIndentation(); |
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244 // also ignore illegal HiWords |
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245 i += value.isIllegal() ? 1 : value.kind.sizeInSlots(); |
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246 } else { |
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247 i++; |
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248 } |
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249 } |
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250 end("locals"); |
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251 end("states"); |
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252 } |
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253 |
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254 /** |
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255 * Formats a given {@linkplain FrameState JVM frame state} as a multi line string. |
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256 */ |
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257 private String stateToString(FrameState state, CFGOperandFormatter operandFmt) { |
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258 if (state == null) { |
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259 return null; |
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260 } |
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261 |
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262 StringBuilder buf = new StringBuilder(); |
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263 buf.append(CiUtil.toLocation(C1XCompilation.compilation().method, state.bci)); |
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264 buf.append('\n'); |
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265 if (state.stackSize() > 0) { |
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266 int i = 0; |
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267 buf.append("stack: "); |
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268 while (i < state.stackSize()) { |
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269 if (i == 0) { |
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270 buf.append(' '); |
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271 } |
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272 Value value = state.stackAt(i); |
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273 buf.append(stateValueToString(value, operandFmt)).append(' '); |
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274 i++; |
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275 } |
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276 buf.append("\n"); |
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277 } |
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278 |
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279 if (state.locksSize() > 0) { |
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280 buf.append("locks: "); |
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281 for (int i = 0; i < state.locksSize(); ++i) { |
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282 if (i == 0) { |
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283 buf.append(' '); |
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284 } |
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285 Value value = state.lockAt(i); |
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286 buf.append(stateValueToString(value, operandFmt)).append(' '); |
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287 } |
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288 buf.append("\n"); |
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289 } |
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290 |
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291 buf.append("locals: "); |
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292 int i = 0; |
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293 while (i < state.localsSize()) { |
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294 if (i == 0) { |
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295 buf.append(' '); |
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296 } |
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297 Value value = state.localAt(i); |
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298 buf.append(stateValueToString(value, operandFmt)).append(' '); |
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299 i++; |
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300 } |
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301 buf.append("\n"); |
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302 return buf.toString(); |
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303 } |
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304 |
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305 private String stateValueToString(Value value, OperandFormatter operandFmt) { |
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306 if (operandFmt == null) { |
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307 return Util.valueString(value); |
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308 } |
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309 if (value == null) { |
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310 return "-"; |
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311 } |
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312 return operandFmt.format(value.operand()); |
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313 } |
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314 |
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315 private String stateValueToString(CiValue value, OperandFormatter operandFmt) { |
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316 if (value == null) { |
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317 return "-"; |
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318 } |
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319 return operandFmt.format(value); |
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320 } |
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321 |
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322 /** |
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323 * Formats a given {@linkplain FrameState JVM frame state} as a multi line string. |
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324 */ |
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325 private String debugInfoToString(CiDebugInfo info, CFGOperandFormatter operandFmt) { |
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326 if (info == null) { |
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327 return null; |
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328 } |
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329 StringBuilder sb = new StringBuilder(); |
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330 |
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331 |
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332 if (info.hasRegisterRefMap()) { |
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333 sb.append("reg-ref-map:"); |
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334 C1XCompilation compilation = C1XCompilation.compilation(); |
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335 CiArchitecture arch = compilation == null ? null : compilation.target.arch; |
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336 for (int reg = info.registerRefMap.nextSetBit(0); reg >= 0; reg = info.registerRefMap.nextSetBit(reg + 1)) { |
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337 sb.append(' ').append(arch == null ? "reg" + reg : arch.registers[reg]); |
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338 } |
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339 sb.append("\n"); |
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340 } |
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341 if (info.hasStackRefMap()) { |
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342 sb.append("frame-ref-map:"); |
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343 CiBitMap bm = info.frameRefMap; |
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344 for (int i = bm.nextSetBit(0); i >= 0; i = bm.nextSetBit(i + 1)) { |
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345 sb.append(' ').append(CiStackSlot.get(CiKind.Object, i)); |
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346 } |
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347 sb.append("\n"); |
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348 } |
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349 if (info.codePos != null) { |
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350 sb.append(stateToString(info.codePos, operandFmt)); |
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351 } |
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352 return sb.toString(); |
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353 } |
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354 |
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355 /** |
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356 * Formats a given {@linkplain FrameState JVM frame state} as a multi line string. |
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357 */ |
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358 private String stateToString(CiCodePos codePos, CFGOperandFormatter operandFmt) { |
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359 if (codePos == null) { |
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360 return null; |
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361 } |
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362 |
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363 StringBuilder buf = new StringBuilder(); |
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364 |
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365 do { |
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366 buf.append(CiUtil.toLocation(codePos.method, codePos.bci)); |
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367 buf.append('\n'); |
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368 if (codePos instanceof CiFrame) { |
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369 CiFrame frame = (CiFrame) codePos; |
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370 if (frame.numStack > 0) { |
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371 int i = 0; |
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372 buf.append("stack: "); |
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373 while (i < frame.numStack) { |
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374 if (i == 0) { |
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375 buf.append(' '); |
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376 } |
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377 CiValue value = frame.getStackValue(i); |
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378 buf.append(stateValueToString(value, operandFmt)).append(' '); |
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379 i++; |
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380 } |
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381 buf.append("\n"); |
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382 } |
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383 |
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384 if (frame.numLocks > 0) { |
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385 buf.append("locks: "); |
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386 for (int i = 0; i < frame.numLocks; ++i) { |
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387 if (i == 0) { |
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388 buf.append(' '); |
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389 } |
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390 CiValue value = frame.getLockValue(i); |
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391 buf.append(stateValueToString(value, operandFmt)).append(' '); |
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392 } |
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393 buf.append("\n"); |
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394 } |
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395 |
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396 buf.append("locals: "); |
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397 int i = 0; |
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398 while (i < frame.numLocals) { |
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399 if (i == 0) { |
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400 buf.append(' '); |
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401 } |
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402 CiValue value = frame.getLocalValue(i); |
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403 buf.append(stateValueToString(value, operandFmt)).append(' '); |
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404 i++; |
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405 } |
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406 buf.append("\n"); |
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407 } |
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408 codePos = codePos.caller; |
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409 } while (codePos != null); |
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410 return buf.toString(); |
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411 } |
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412 |
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413 /** |
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414 * Prints the HIR for each instruction in a given block. |
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415 * |
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416 * @param block |
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417 */ |
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418 private void printHIR(BlockBegin block) { |
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419 begin("IR"); |
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420 out.println("HIR"); |
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421 out.disableIndentation(); |
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422 for (Instruction i = block.next(); i != null; i = i.next()) { |
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423 printInstructionHIR(i); |
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424 } |
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425 out.enableIndentation(); |
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426 end("IR"); |
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427 } |
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428 |
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429 /** |
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430 * Formats LIR operands as expected by the C1 Visualizer. |
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431 */ |
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432 public static class CFGOperandFormatter extends OperandFormatter { |
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433 /** |
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434 * The textual delimiters used for an operand depend on the context in which it is being |
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435 * printed. When printed as part of a frame state or as the result operand in a HIR node listing, |
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436 * it is enclosed in double-quotes (i.e. {@code "}'s). |
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437 */ |
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438 public final boolean asStateOrHIROperandResult; |
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439 |
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440 public CFGOperandFormatter(boolean asStateOrHIROperandResult) { |
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441 this.asStateOrHIROperandResult = asStateOrHIROperandResult; |
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442 } |
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443 |
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444 @Override |
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445 public String format(CiValue operand) { |
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446 if (operand.isLegal()) { |
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447 String op; |
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448 if (operand.isVariableOrRegister() || operand.isStackSlot()) { |
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449 op = operand.name(); |
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450 } else if (operand.isConstant()) { |
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451 CiConstant constant = (CiConstant) operand; |
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452 op = operand.kind.javaName + ":" + operand.kind.format(constant.boxedValue()); |
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453 } else if (operand.isAddress()) { |
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454 CiAddress address = (CiAddress) operand; |
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455 op = "Base:" + format(address.base); |
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456 if (!address.index.isIllegal()) { |
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457 op += " Index:" + format(address.index); |
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458 } |
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459 if (address.scale != Scale.Times1) { |
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460 op += " * " + address.scale.value; |
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461 } |
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462 op += " Disp:" + address.displacement; |
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463 } else { |
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464 assert operand.isIllegal(); |
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465 op = "-"; |
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466 } |
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467 if (operand.kind != CiKind.Illegal) { |
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468 op += "|" + operand.kind.typeChar; |
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469 } |
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470 if (asStateOrHIROperandResult) { |
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471 op = " \"" + op.replace('"', '\'') + "\" "; |
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472 } |
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473 return op; |
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474 } |
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475 return ""; |
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476 } |
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|
477 } |
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|
478 |
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479 /** |
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480 * Prints the LIR for each instruction in a given block. |
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481 * |
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482 * @param block the block to print |
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483 */ |
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484 private void printLIR(BlockBegin block) { |
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485 LIRList lir = block.lir(); |
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486 if (lir != null) { |
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487 begin("IR"); |
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488 out.println("LIR"); |
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489 for (int i = 0; i < lir.length(); i++) { |
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490 LIRInstruction inst = lir.at(i); |
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491 out.printf("nr %4d ", inst.id).print(COLUMN_END); |
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492 |
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493 if (inst.info != null) { |
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494 int level = out.indentationLevel(); |
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495 out.adjustIndentation(-level); |
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496 String state; |
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497 if (inst.info.debugInfo != null) { |
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498 // Use register-allocator output if available |
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499 state = debugInfoToString(inst.info.debugInfo, new CFGOperandFormatter(false)); |
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500 } else { |
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501 state = stateToString(inst.info.state, new CFGOperandFormatter(false)); |
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502 } |
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503 if (state != null) { |
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504 out.print(" st ").print(HOVER_START).print("st").print(HOVER_SEP).print(state).print(HOVER_END).print(COLUMN_END); |
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505 } |
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506 out.adjustIndentation(level); |
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507 } |
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|
508 |
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|
509 out.print(" instruction ").print(inst.toString(new CFGOperandFormatter(false))).print(COLUMN_END); |
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510 out.println(COLUMN_END); |
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511 } |
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512 end("IR"); |
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513 } |
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|
514 } |
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|
515 |
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516 private void printOperand(Value i) { |
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517 if (i != null && i.operand().isLegal()) { |
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518 out.print(new CFGOperandFormatter(true).format(i.operand())); |
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519 } |
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|
520 } |
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diff
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|
521 |
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|
522 /** |
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523 * Prints the HIR for a given instruction. |
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|
524 * |
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525 * @param i the instruction for which HIR will be printed |
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526 */ |
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527 private void printInstructionHIR(Instruction i) { |
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528 out.print("bci ").print(i.bci()).println(COLUMN_END); |
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529 if (i.operand().isLegal()) { |
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530 out.print("result ").print(new CFGOperandFormatter(false).format(i.operand())).println(COLUMN_END); |
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531 } |
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532 out.print("tid ").print(i).println(COLUMN_END); |
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533 |
2622
91d3952f7eb7
Framestate work : using stateAFter and reducting the number of nodes with framestates. Intermediate state (does not pass tests)
Gilles Duboscq <gilles.duboscq@oracle.com>
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2581
diff
changeset
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534 String state = stateToString(i.stateAfter(), null); |
2507
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535 if (state != null) { |
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536 out.print("st ").print(HOVER_START).print("st").print(HOVER_SEP).print(state).print(HOVER_END).println(COLUMN_END); |
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537 } |
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|
538 |
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539 out.print("instruction "); |
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|
540 i.print(out); |
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541 out.print(COLUMN_END).print(' ').println(COLUMN_END); |
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542 } |
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parents:
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|
543 |
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parents:
diff
changeset
|
544 /** |
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Thomas Wuerthinger <thomas@wuerthinger.net>
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545 * Prints the control flow graph denoted by a given block map. |
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Thomas Wuerthinger <thomas@wuerthinger.net>
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546 * |
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parents:
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547 * @param blockMap a data structure describing the blocks in a method and how they are connected |
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548 * @param codeSize the bytecode size of the method from which {@code blockMap} was produced |
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549 * @param label a label describing the compilation phase that produced the control flow graph |
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550 * @param printHIR if {@code true} the HIR for each instruction in the block will be printed |
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551 * @param printLIR if {@code true} the LIR for each instruction in the block will be printed |
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552 */ |
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553 public void printCFG(RiMethod method, BlockMap blockMap, int codeSize, String label, boolean printHIR, boolean printLIR) { |
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554 begin("cfg"); |
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555 out.print("name \"").print(label).println('"'); |
2675
bcd20d26d52d
Refactoring of BlockMap so that it doesn't create BlockBegin objects, but maintains its own Block data structure
Christian.Wimmer@Oracle.com
parents:
2645
diff
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556 for (BlockMap.Block block : blockMap.blocks) { |
bcd20d26d52d
Refactoring of BlockMap so that it doesn't create BlockBegin objects, but maintains its own Block data structure
Christian.Wimmer@Oracle.com
parents:
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557 begin("block"); |
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Refactoring of BlockMap so that it doesn't create BlockBegin objects, but maintains its own Block data structure
Christian.Wimmer@Oracle.com
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558 blockMap.printBlock(block, out); |
bcd20d26d52d
Refactoring of BlockMap so that it doesn't create BlockBegin objects, but maintains its own Block data structure
Christian.Wimmer@Oracle.com
parents:
2645
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559 end("block"); |
2507
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560 } |
9ec15d6914ca
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|
561 end("cfg"); |
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diff
changeset
|
562 } |
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|
563 |
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parents:
diff
changeset
|
564 /** |
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diff
changeset
|
565 * Prints the control flow graph rooted at a given block. |
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diff
changeset
|
566 * |
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changeset
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567 * @param startBlock the entry block of the control flow graph to be printed |
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parents:
diff
changeset
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568 * @param label a label describing the compilation phase that produced the control flow graph |
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Thomas Wuerthinger <thomas@wuerthinger.net>
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569 * @param printHIR if {@code true} the HIR for each instruction in the block will be printed |
9ec15d6914ca
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|
570 * @param printLIR if {@code true} the LIR for each instruction in the block will be printed |
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parents:
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|
571 */ |
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parents:
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572 public void printCFG(BlockBegin startBlock, String label, final boolean printHIR, final boolean printLIR) { |
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parents:
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573 begin("cfg"); |
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Thomas Wuerthinger <thomas@wuerthinger.net>
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574 out.print("name \"").print(label).println('"'); |
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575 startBlock.iteratePreOrder(new BlockClosure() { |
9ec15d6914ca
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576 public void apply(BlockBegin block) { |
2581
4a36a0bd6d18
added GraalGraph to classpath, Node as superclass of Value
Lukas Stadler <lukas.stadler@jku.at>
parents:
2565
diff
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577 List<BlockBegin> successors = block.end() != null ? block.end().blockSuccessors() : new ArrayList<BlockBegin>(0); |
2507
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578 printBlock(block, successors, block.exceptionHandlerBlocks(), printHIR, printLIR); |
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parents:
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|
579 } |
9ec15d6914ca
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parents:
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580 }); |
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parents:
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changeset
|
581 end("cfg"); |
9ec15d6914ca
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diff
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|
582 } |
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diff
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|
583 |
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parents:
diff
changeset
|
584 public void printIntervals(LinearScan allocator, Interval[] intervals, String name) { |
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585 begin("intervals"); |
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Thomas Wuerthinger <thomas@wuerthinger.net>
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586 out.println(String.format("name \"%s\"", name)); |
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Pull over of compiler from maxine repository.
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parents:
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|
587 |
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parents:
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588 for (Interval interval : intervals) { |
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589 if (interval != null) { |
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Thomas Wuerthinger <thomas@wuerthinger.net>
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590 printInterval(allocator, interval); |
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changeset
|
591 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
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diff
changeset
|
592 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
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|
593 |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
594 end("intervals"); |
9ec15d6914ca
Pull over of compiler from maxine repository.
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|
595 } |
9ec15d6914ca
Pull over of compiler from maxine repository.
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parents:
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|
596 |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
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changeset
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597 private void printInterval(LinearScan allocator, Interval interval) { |
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598 out.printf("%d %s ", interval.operandNumber, (interval.operand.isRegister() ? "fixed" : interval.kind().name())); |
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Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
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changeset
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599 if (interval.operand.isRegister()) { |
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600 out.printf("\"[%s|%c]\"", interval.operand.name(), interval.operand.kind.typeChar); |
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diff
changeset
|
601 } else { |
9ec15d6914ca
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changeset
|
602 if (interval.location() != null) { |
9ec15d6914ca
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parents:
diff
changeset
|
603 out.printf("\"[%s|%c]\"", interval.location().name(), interval.location().kind.typeChar); |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
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diff
changeset
|
604 } |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
605 } |
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Pull over of compiler from maxine repository.
Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
606 |
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Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
diff
changeset
|
607 Interval hint = interval.locationHint(false, allocator); |
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Thomas Wuerthinger <thomas@wuerthinger.net>
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608 out.printf("%d %d ", interval.splitParent().operandNumber, hint != null ? hint.operandNumber : -1); |
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parents:
diff
changeset
|
609 |
9ec15d6914ca
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diff
changeset
|
610 // print ranges |
9ec15d6914ca
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parents:
diff
changeset
|
611 Range cur = interval.first(); |
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parents:
diff
changeset
|
612 while (cur != Range.EndMarker) { |
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parents:
diff
changeset
|
613 out.printf("[%d, %d[", cur.from, cur.to); |
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614 cur = cur.next; |
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Thomas Wuerthinger <thomas@wuerthinger.net>
parents:
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changeset
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615 assert cur != null : "range list not closed with range sentinel"; |
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|
616 } |
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diff
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|
617 |
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Thomas Wuerthinger <thomas@wuerthinger.net>
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|
618 // print use positions |
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Thomas Wuerthinger <thomas@wuerthinger.net>
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changeset
|
619 int prev = 0; |
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620 UsePosList usePosList = interval.usePosList(); |
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621 for (int i = usePosList.size() - 1; i >= 0; --i) { |
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622 assert prev < usePosList.usePos(i) : "use positions not sorted"; |
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623 out.printf("%d %s ", usePosList.usePos(i), usePosList.registerPriority(i)); |
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624 prev = usePosList.usePos(i); |
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625 } |
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626 |
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627 out.printf(" \"%s\"", interval.spillState()); |
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628 out.println(); |
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629 } |
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630 |
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631 public void printMachineCode(String code, String label) { |
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632 if (code.length() == 0) { |
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633 return; |
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634 } |
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635 if (label != null) { |
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636 begin("cfg"); |
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637 out.print("name \"").print(label).println('"'); |
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638 end("cfg"); |
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639 } |
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640 begin("nmethod"); |
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641 out.print(code); |
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642 out.println(" <|@"); |
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643 end("nmethod"); |
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644 } |
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645 } |