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annotate graal/com.oracle.graal.hotspot/src/com/oracle/graal/hotspot/meta/HotSpotProfilingInfo.java @ 14543:12eaf1a47a90

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removed ResolvedJavaMethod.getCompilerStorage(); moved last compiled graph node count into profiling info (i.e. MethodData metadata)
author Doug Simon <doug.simon@oracle.com>
date Fri, 14 Mar 2014 22:05:50 +0100
parents af344056124f
children cac0a7d1c325
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1 /*
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2 * Copyright (c) 2012, 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.oracle.graal.hotspot.meta;
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24
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25 import com.oracle.graal.api.meta.*;
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26 import com.oracle.graal.debug.*;
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27 import com.oracle.graal.hotspot.*;
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28 import com.oracle.graal.nodes.*;
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29
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30 public final class HotSpotProfilingInfo extends CompilerObject implements ProfilingInfo {
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31
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32 private static final long serialVersionUID = -8307682725047864875L;
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33 private static final DebugMetric metricInsufficentSpace = Debug.metric("InsufficientSpaceForProfilingData");
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34
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35 private final HotSpotMethodData methodData;
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36 private final HotSpotResolvedJavaMethod method;
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37
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38 private boolean isMature;
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39 private int position;
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40 private int hintPosition;
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41 private int hintBCI;
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42 private HotSpotMethodDataAccessor dataAccessor;
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43
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44 private boolean includeNormal;
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45 private boolean includeOSR;
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46
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47 public HotSpotProfilingInfo(HotSpotMethodData methodData, HotSpotResolvedJavaMethod method, boolean includeNormal, boolean includeOSR) {
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48 this.methodData = methodData;
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49 this.method = method;
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50 this.includeNormal = includeNormal;
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51 this.includeOSR = includeOSR;
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52 this.isMature = methodData.isProfileMature();
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53 hintPosition = 0;
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54 hintBCI = -1;
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55 }
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56
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57 @Override
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58 public int getCodeSize() {
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59 return method.getCodeSize();
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60 }
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61
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62 @Override
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63 public JavaTypeProfile getTypeProfile(int bci) {
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64 if (!isMature) {
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65 return null;
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66 }
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67 findBCI(bci, false);
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68 return dataAccessor.getTypeProfile(methodData, position);
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69 }
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70
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71 @Override
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72 public JavaMethodProfile getMethodProfile(int bci) {
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73 if (!isMature) {
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74 return null;
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75 }
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76 findBCI(bci, false);
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77 return dataAccessor.getMethodProfile(methodData, position);
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78 }
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79
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80 @Override
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81 public double getBranchTakenProbability(int bci) {
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82 if (!isMature) {
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83 return -1;
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84 }
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85 findBCI(bci, false);
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86 return dataAccessor.getBranchTakenProbability(methodData, position);
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87 }
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88
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89 @Override
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90 public double[] getSwitchProbabilities(int bci) {
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91 if (!isMature) {
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92 return null;
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93 }
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94 findBCI(bci, false);
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95 return dataAccessor.getSwitchProbabilities(methodData, position);
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96 }
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97
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98 @Override
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99 public TriState getExceptionSeen(int bci) {
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100 findBCI(bci, true);
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101 return dataAccessor.getExceptionSeen(methodData, position);
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102 }
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103
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104 @Override
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105 public TriState getNullSeen(int bci) {
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106 findBCI(bci, false);
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107 return dataAccessor.getNullSeen(methodData, position);
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108 }
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109
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110 @Override
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111 public int getExecutionCount(int bci) {
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112 if (!isMature) {
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113 return -1;
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114 }
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115 findBCI(bci, false);
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116 return dataAccessor.getExecutionCount(methodData, position);
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117 }
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118
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119 @Override
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120 public int getDeoptimizationCount(DeoptimizationReason reason) {
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121 int count = 0;
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122 if (includeNormal) {
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123 count += methodData.getDeoptimizationCount(reason);
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124 }
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125 if (includeOSR) {
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126 count += methodData.getOSRDeoptimizationCount(reason);
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127 }
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128 return count;
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129 }
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130
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131 private void findBCI(int targetBCI, boolean searchExtraData) {
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132 assert targetBCI >= 0 : "invalid BCI";
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133
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134 if (methodData.hasNormalData()) {
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135 int currentPosition = targetBCI < hintBCI ? 0 : hintPosition;
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136 HotSpotMethodDataAccessor currentAccessor;
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137 while ((currentAccessor = methodData.getNormalData(currentPosition)) != null) {
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138 int currentBCI = currentAccessor.getBCI(methodData, currentPosition);
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139 if (currentBCI == targetBCI) {
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140 normalDataFound(currentAccessor, currentPosition, currentBCI);
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141 return;
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142 } else if (currentBCI > targetBCI) {
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143 break;
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144 }
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145 currentPosition = currentPosition + currentAccessor.getSize(methodData, currentPosition);
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146 }
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147 }
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148
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149 boolean exceptionPossiblyNotRecorded = false;
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150 if (searchExtraData && methodData.hasExtraData()) {
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151 int currentPosition = methodData.getExtraDataBeginOffset();
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152 HotSpotMethodDataAccessor currentAccessor;
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153 while ((currentAccessor = methodData.getExtraData(currentPosition)) != null) {
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154 int currentBCI = currentAccessor.getBCI(methodData, currentPosition);
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155 if (currentBCI == targetBCI) {
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156 extraDataFound(currentAccessor, currentPosition);
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157 return;
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158 }
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159 currentPosition = currentPosition + currentAccessor.getSize(methodData, currentPosition);
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160 }
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161
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162 if (!methodData.isWithin(currentPosition)) {
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163 exceptionPossiblyNotRecorded = true;
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164 metricInsufficentSpace.increment();
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165 }
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166 }
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167
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168 noDataFound(exceptionPossiblyNotRecorded);
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169 }
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170
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171 private void normalDataFound(HotSpotMethodDataAccessor data, int pos, int bci) {
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172 setCurrentData(data, pos);
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173 this.hintPosition = position;
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174 this.hintBCI = bci;
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175 }
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176
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177 private void extraDataFound(HotSpotMethodDataAccessor data, int pos) {
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178 setCurrentData(data, pos);
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179 }
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180
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181 private void noDataFound(boolean exceptionPossiblyNotRecorded) {
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182 HotSpotMethodDataAccessor accessor = HotSpotMethodData.getNoDataAccessor(exceptionPossiblyNotRecorded);
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183 setCurrentData(accessor, -1);
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184 }
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185
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186 private void setCurrentData(HotSpotMethodDataAccessor dataAccessor, int position) {
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187 this.dataAccessor = dataAccessor;
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188 this.position = position;
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189 }
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190
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191 @Override
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192 public boolean isMature() {
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193 return isMature;
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194 }
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195
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196 public void ignoreMature() {
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197 isMature = true;
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198 }
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199
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200 @Override
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201 public String toString() {
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202 return "HotSpotProfilingInfo<" + MetaUtil.profileToString(this, null, "; ") + ">";
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203 }
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204
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205 @Override
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206 public void setMature() {
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207 isMature = true;
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208 }
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209
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210 @Override
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211 public boolean setCompilerIRSize(Class<?> irType, int size) {
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212 if (irType == StructuredGraph.class) {
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213 methodData.setCompiledGraphSize(size);
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214 return true;
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215 }
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216 return false;
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217 }
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218
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219 @Override
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220 public int getCompilerIRSize(Class<?> irType) {
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221 if (irType == StructuredGraph.class) {
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222 return methodData.getCompiledGraphSize();
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223 }
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224 return -1;
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225 }
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226 }