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annotate graal/com.oracle.graal.hotspot/src/com/oracle/graal/hotspot/meta/HotSpotCodeCacheProvider.java @ 13233:8ea51438445c

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consolidated logging and dumping of InstalledCode to HotSpotCodeCacheProvider
author Doug Simon <doug.simon@oracle.com>
date Tue, 03 Dec 2013 17:11:06 +0100
parents 16e507054ebb
children b1838411e896
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1 /*
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2 * Copyright (c) 2013, 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 java.lang.reflect.*;
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26 import java.util.*;
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27
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28 import com.oracle.graal.api.code.*;
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29 import com.oracle.graal.api.code.CodeUtil.RefMapFormatter;
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30 import com.oracle.graal.api.code.CompilationResult.Call;
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31 import com.oracle.graal.api.code.CompilationResult.DataPatch;
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32 import com.oracle.graal.api.code.CompilationResult.Infopoint;
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33 import com.oracle.graal.api.code.CompilationResult.Mark;
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34 import com.oracle.graal.api.meta.*;
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35 import com.oracle.graal.debug.*;
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36 import com.oracle.graal.hotspot.*;
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37 import com.oracle.graal.hotspot.bridge.*;
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38 import com.oracle.graal.hotspot.bridge.CompilerToVM.CodeInstallResult;
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39 import com.oracle.graal.java.*;
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40 import com.oracle.graal.nodes.*;
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41 import com.oracle.graal.printer.*;
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42
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43 /**
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44 * HotSpot implementation of {@link CodeCacheProvider}.
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45 */
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46 public abstract class HotSpotCodeCacheProvider implements CodeCacheProvider {
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47
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48 protected final HotSpotGraalRuntime runtime;
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49 protected final TargetDescription target;
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50 protected final RegisterConfig regConfig;
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51
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52 public HotSpotCodeCacheProvider(HotSpotGraalRuntime runtime, TargetDescription target) {
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53 this.runtime = runtime;
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54 this.target = target;
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55 regConfig = createRegisterConfig();
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56 }
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57
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58 protected abstract RegisterConfig createRegisterConfig();
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59
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60 @Override
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61 public String disassemble(CompilationResult compResult, InstalledCode installedCode) {
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62 byte[] code = installedCode == null ? Arrays.copyOf(compResult.getTargetCode(), compResult.getTargetCodeSize()) : installedCode.getCode();
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63 long start = installedCode == null ? 0L : installedCode.getStart();
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64 HexCodeFile hcf = new HexCodeFile(code, start, target.arch.getName(), target.wordSize * 8);
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65 if (compResult != null) {
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66 HexCodeFile.addAnnotations(hcf, compResult.getAnnotations());
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67 addExceptionHandlersComment(compResult, hcf);
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68 Register fp = regConfig.getFrameRegister();
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69 RefMapFormatter slotFormatter = new RefMapFormatter(target.arch, target.wordSize, fp, 0);
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70 for (Infopoint infopoint : compResult.getInfopoints()) {
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71 if (infopoint instanceof Call) {
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72 Call call = (Call) infopoint;
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73 if (call.debugInfo != null) {
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74 hcf.addComment(call.pcOffset + call.size, CodeUtil.append(new StringBuilder(100), call.debugInfo, slotFormatter).toString());
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75 }
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76 addOperandComment(hcf, call.pcOffset, "{" + getTargetName(call) + "}");
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77 } else {
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78 if (infopoint.debugInfo != null) {
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79 hcf.addComment(infopoint.pcOffset, CodeUtil.append(new StringBuilder(100), infopoint.debugInfo, slotFormatter).toString());
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80 }
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81 addOperandComment(hcf, infopoint.pcOffset, "{infopoint: " + infopoint.reason + "}");
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82 }
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83 }
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84 for (DataPatch site : compResult.getDataReferences()) {
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85 hcf.addOperandComment(site.pcOffset, "{" + site.getDataString() + "}");
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86 }
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87 for (Mark mark : compResult.getMarks()) {
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88 hcf.addComment(mark.pcOffset, getMarkName(mark));
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89 }
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90 }
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91 return hcf.toEmbeddedString();
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92 }
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93
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94 /**
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95 * Decodes a call target to a mnemonic if possible.
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96 */
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97 private String getTargetName(Call call) {
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98 Field[] fields = runtime.getConfig().getClass().getDeclaredFields();
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99 for (Field f : fields) {
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100 if (f.getName().endsWith("Stub")) {
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101 f.setAccessible(true);
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102 try {
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103 Object address = f.get(runtime.getConfig());
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104 if (address.equals(call.target)) {
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105 return f.getName() + ":0x" + Long.toHexString((Long) address);
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106 }
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107 } catch (Exception e) {
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108 }
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109 }
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110 }
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111 return String.valueOf(call.target);
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112 }
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113
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114 /**
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115 * Decodes a mark to a mnemonic if possible.
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116 */
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117 private static String getMarkName(Mark mark) {
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118 Field[] fields = Marks.class.getDeclaredFields();
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119 for (Field f : fields) {
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120 if (Modifier.isStatic(f.getModifiers()) && f.getName().startsWith("MARK_")) {
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121 f.setAccessible(true);
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122 try {
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123 if (f.get(null).equals(mark.id)) {
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124 return f.getName();
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125 }
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126 } catch (Exception e) {
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127 }
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128 }
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129 }
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130 return "MARK:" + mark.id;
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131 }
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132
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133 private static void addExceptionHandlersComment(CompilationResult compResult, HexCodeFile hcf) {
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134 if (!compResult.getExceptionHandlers().isEmpty()) {
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135 String nl = HexCodeFile.NEW_LINE;
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136 StringBuilder buf = new StringBuilder("------ Exception Handlers ------").append(nl);
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137 for (CompilationResult.ExceptionHandler e : compResult.getExceptionHandlers()) {
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138 buf.append(" ").append(e.pcOffset).append(" -> ").append(e.handlerPos).append(nl);
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139 hcf.addComment(e.pcOffset, "[exception -> " + e.handlerPos + "]");
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140 hcf.addComment(e.handlerPos, "[exception handler for " + e.pcOffset + "]");
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141 }
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142 hcf.addComment(0, buf.toString());
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143 }
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144 }
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145
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146 private static void addOperandComment(HexCodeFile hcf, int pos, String comment) {
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147 String oldValue = hcf.addOperandComment(pos, comment);
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148 assert oldValue == null : "multiple comments for operand of instruction at " + pos + ": " + comment + ", " + oldValue;
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149 }
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150
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151 @Override
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152 public RegisterConfig getRegisterConfig() {
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153 return regConfig;
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154 }
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155
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156 @Override
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157 public int getMinimumOutgoingSize() {
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158 return runtime.getConfig().runtimeCallStackSize;
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159 }
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160
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161 public HotSpotInstalledCode logOrDump(HotSpotInstalledCode installedCode, CompilationResult compResult) {
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162 if (Debug.isDumpEnabled()) {
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163 Debug.dump(new Object[]{compResult, installedCode}, "After code installation");
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164 }
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165 if (Debug.isLogEnabled()) {
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166 Debug.log("%s", disassemble(installedCode));
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167 }
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168 return installedCode;
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169 }
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170
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171 public HotSpotInstalledCode installMethod(HotSpotResolvedJavaMethod method, int entryBCI, CompilationResult compResult) {
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172 HotSpotInstalledCode installedCode = new HotSpotNmethod(method, compResult.getName(), true);
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173 runtime.getCompilerToVM().installCode(new HotSpotCompiledNmethod(method, entryBCI, compResult), installedCode, method.getSpeculationLog());
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174 return logOrDump(installedCode, compResult);
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175 }
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176
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177 @Override
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178 public InstalledCode addMethod(ResolvedJavaMethod method, CompilationResult compResult) {
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179 HotSpotResolvedJavaMethod hotspotMethod = (HotSpotResolvedJavaMethod) method;
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180 HotSpotInstalledCode code = new HotSpotNmethod(hotspotMethod, compResult.getName(), false);
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181 CodeInstallResult result = runtime.getCompilerToVM().installCode(new HotSpotCompiledNmethod(hotspotMethod, -1, compResult), code, null);
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182 if (result != CodeInstallResult.OK) {
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183 return null;
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184 }
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185 return logOrDump(code, compResult);
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186 }
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187
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188 public InstalledCode setDefaultMethod(ResolvedJavaMethod method, CompilationResult compResult) {
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189 HotSpotResolvedJavaMethod hotspotMethod = (HotSpotResolvedJavaMethod) method;
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190 return installMethod(hotspotMethod, StructuredGraph.INVOCATION_ENTRY_BCI, compResult);
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191 }
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192
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193 public InstalledCode addExternalMethod(ResolvedJavaMethod method, CompilationResult compResult) {
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194 HotSpotResolvedJavaMethod javaMethod = (HotSpotResolvedJavaMethod) method;
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195 HotSpotInstalledCode icode = new HotSpotNmethod(javaMethod, compResult.getName(), false, true);
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196 HotSpotCompiledNmethod compiled = new HotSpotCompiledNmethod(javaMethod, -1, compResult);
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197 CompilerToVM vm = runtime.getCompilerToVM();
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198 CodeInstallResult result = vm.installCode(compiled, icode, null);
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199 if (result != CodeInstallResult.OK) {
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200 return null;
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201 }
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202 return icode;
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203 }
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204
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205 public boolean needsDataPatch(Constant constant) {
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206 return constant.getPrimitiveAnnotation() != null;
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207 }
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208
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209 @Override
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210 public TargetDescription getTarget() {
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f87c68d79f07 improved support for co-existing, multiple backends (GRAAL-363)
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211 return target;
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212 }
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213
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214 public String disassemble(InstalledCode code) {
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215 if (code.isValid()) {
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216 long codeBlob = ((HotSpotInstalledCode) code).getCodeBlob();
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217 return runtime.getCompilerToVM().disassembleCodeBlob(codeBlob);
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218 }
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219 return null;
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220 }
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221
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222 public String disassemble(ResolvedJavaMethod method) {
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223 return new BytecodeDisassembler().disassemble(method);
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224 }
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225 }