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annotate graal/com.oracle.jvmci.hotspot/src/com/oracle/jvmci/hotspot/HotSpotCodeCacheProvider.java @ 21738:28943e5044b5
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author | Tom Rodriguez <tom.rodriguez@oracle.com> |
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date | Thu, 04 Jun 2015 19:49:45 -0700 |
parents | 4c00096fc415 |
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1 /* |
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2 * Copyright (c) 2013, 2015, 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.jvmci.hotspot; |
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24 |
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25 import static com.oracle.jvmci.hotspot.HotSpotCompressedNullConstant.*; |
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26 |
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27 import java.lang.reflect.*; |
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28 |
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29 import com.oracle.jvmci.code.*; |
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30 import com.oracle.jvmci.code.CompilationResult.Call; |
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31 import com.oracle.jvmci.code.CompilationResult.ConstantReference; |
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32 import com.oracle.jvmci.code.CompilationResult.DataPatch; |
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33 import com.oracle.jvmci.code.CompilationResult.Mark; |
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34 import com.oracle.jvmci.code.DataSection.Data; |
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35 import com.oracle.jvmci.code.DataSection.DataBuilder; |
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36 import com.oracle.jvmci.common.*; |
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37 import com.oracle.jvmci.debug.*; |
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38 import com.oracle.jvmci.meta.*; |
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39 |
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40 /** |
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41 * HotSpot implementation of {@link CodeCacheProvider}. |
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42 */ |
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43 public class HotSpotCodeCacheProvider implements CodeCacheProvider { |
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44 |
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45 protected final HotSpotJVMCIRuntimeProvider runtime; |
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46 public final HotSpotVMConfig config; |
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47 protected final TargetDescription target; |
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48 protected final RegisterConfig regConfig; |
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49 |
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50 public HotSpotCodeCacheProvider(HotSpotJVMCIRuntimeProvider runtime, HotSpotVMConfig config, TargetDescription target, RegisterConfig regConfig) { |
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51 this.runtime = runtime; |
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52 this.config = config; |
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53 this.target = target; |
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54 this.regConfig = regConfig; |
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55 } |
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56 |
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57 @Override |
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58 public String getMarkName(Mark mark) { |
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59 int markId = (int) mark.id; |
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60 Field[] fields = runtime.getConfig().getClass().getDeclaredFields(); |
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61 for (Field f : fields) { |
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62 if (f.getName().startsWith("MARKID_")) { |
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63 f.setAccessible(true); |
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64 try { |
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65 if (f.getInt(runtime.getConfig()) == markId) { |
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66 return f.getName(); |
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67 } |
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68 } catch (Exception e) { |
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69 } |
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70 } |
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71 } |
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72 return CodeCacheProvider.super.getMarkName(mark); |
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73 } |
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74 |
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75 /** |
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76 * Decodes a call target to a mnemonic if possible. |
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77 */ |
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78 @Override |
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79 public String getTargetName(Call call) { |
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80 Field[] fields = runtime.getConfig().getClass().getDeclaredFields(); |
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81 for (Field f : fields) { |
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82 if (f.getName().endsWith("Stub")) { |
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83 f.setAccessible(true); |
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84 try { |
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85 Object address = f.get(runtime.getConfig()); |
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86 if (address.equals(call.target)) { |
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87 return f.getName() + ":0x" + Long.toHexString((Long) address); |
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88 } |
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89 } catch (Exception e) { |
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90 } |
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91 } |
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92 } |
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93 return CodeCacheProvider.super.getTargetName(call); |
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94 } |
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95 |
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96 @Override |
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97 public RegisterConfig getRegisterConfig() { |
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98 return regConfig; |
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99 } |
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100 |
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101 @Override |
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102 public int getMinimumOutgoingSize() { |
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103 return runtime.getConfig().runtimeCallStackSize; |
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104 } |
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105 |
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106 public InstalledCode logOrDump(InstalledCode installedCode, CompilationResult compResult) { |
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107 if (Debug.isDumpEnabled()) { |
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108 Debug.dump(new Object[]{compResult, installedCode}, "After code installation"); |
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109 } |
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110 if (Debug.isLogEnabled()) { |
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111 Debug.log("%s", disassemble(installedCode)); |
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112 } |
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113 return installedCode; |
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114 } |
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115 |
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116 public InstalledCode installMethod(HotSpotResolvedJavaMethod method, CompilationResult compResult, long jvmciEnv, boolean isDefault) { |
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117 if (compResult.getId() == -1) { |
14104 | 118 compResult.setId(method.allocateCompileId(compResult.getEntryBCI())); |
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119 } |
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120 HotSpotInstalledCode installedCode = new HotSpotNmethod(method, compResult.getName(), isDefault); |
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121 runtime.getCompilerToVM().installCode(new HotSpotCompiledNmethod(method, compResult, jvmciEnv), installedCode, method.getSpeculationLog()); |
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122 return logOrDump(installedCode, compResult); |
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123 } |
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124 |
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125 @Override |
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126 public InstalledCode addMethod(ResolvedJavaMethod method, CompilationResult compResult, SpeculationLog log, InstalledCode predefinedInstalledCode) { |
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127 HotSpotResolvedJavaMethod hotspotMethod = (HotSpotResolvedJavaMethod) method; |
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128 if (compResult.getId() == -1) { |
14104 | 129 compResult.setId(hotspotMethod.allocateCompileId(compResult.getEntryBCI())); |
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130 } |
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131 InstalledCode installedCode = predefinedInstalledCode; |
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132 if (installedCode == null) { |
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133 HotSpotInstalledCode code = new HotSpotNmethod(hotspotMethod, compResult.getName(), false); |
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134 installedCode = code; |
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135 } |
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136 HotSpotCompiledNmethod compiledCode = new HotSpotCompiledNmethod(hotspotMethod, compResult); |
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137 int result = runtime.getCompilerToVM().installCode(compiledCode, installedCode, log); |
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138 if (result != config.codeInstallResultOk) { |
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139 String msg = compiledCode.getInstallationFailureMessage(); |
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140 String resultDesc = config.getCodeInstallResultDescription(result); |
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141 if (msg != null) { |
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142 msg = String.format("Code installation failed: %s%n%s", resultDesc, msg); |
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143 } else { |
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144 msg = String.format("Code installation failed: %s", resultDesc); |
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145 } |
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146 if (result == config.codeInstallResultDependenciesInvalid) { |
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147 throw new AssertionError(resultDesc + " " + msg); |
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148 } |
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149 throw new BailoutException(result != config.codeInstallResultDependenciesFailed, msg); |
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150 } |
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151 return logOrDump(installedCode, compResult); |
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152 } |
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153 |
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154 @Override |
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155 public InstalledCode setDefaultMethod(ResolvedJavaMethod method, CompilationResult compResult) { |
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156 HotSpotResolvedJavaMethod hotspotMethod = (HotSpotResolvedJavaMethod) method; |
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157 return installMethod(hotspotMethod, compResult, 0L, true); |
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158 } |
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159 |
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160 public HotSpotNmethod addExternalMethod(ResolvedJavaMethod method, CompilationResult compResult) { |
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161 HotSpotResolvedJavaMethod javaMethod = (HotSpotResolvedJavaMethod) method; |
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162 if (compResult.getId() == -1) { |
14104 | 163 compResult.setId(javaMethod.allocateCompileId(compResult.getEntryBCI())); |
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164 } |
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165 HotSpotNmethod code = new HotSpotNmethod(javaMethod, compResult.getName(), false, true); |
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166 HotSpotCompiledNmethod compiled = new HotSpotCompiledNmethod(javaMethod, compResult); |
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167 CompilerToVM vm = runtime.getCompilerToVM(); |
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168 int result = vm.installCode(compiled, code, null); |
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169 if (result != runtime.getConfig().codeInstallResultOk) { |
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170 return null; |
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171 } |
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172 return code; |
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173 } |
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174 |
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175 public boolean needsDataPatch(JavaConstant constant) { |
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176 return constant instanceof HotSpotMetaspaceConstant; |
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177 } |
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178 |
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179 public Data createDataItem(Constant constant) { |
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180 int size; |
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181 DataBuilder builder; |
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182 if (constant instanceof VMConstant) { |
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183 VMConstant vmConstant = (VMConstant) constant; |
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184 boolean compressed; |
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185 long raw; |
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186 if (constant instanceof HotSpotObjectConstant) { |
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187 HotSpotObjectConstant c = (HotSpotObjectConstant) vmConstant; |
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188 compressed = c.isCompressed(); |
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189 raw = 0xDEADDEADDEADDEADL; |
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190 } else if (constant instanceof HotSpotMetaspaceConstant) { |
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191 HotSpotMetaspaceConstant meta = (HotSpotMetaspaceConstant) constant; |
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192 compressed = meta.isCompressed(); |
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193 raw = meta.rawValue(); |
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194 } else { |
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195 throw new JVMCIError(String.valueOf(constant)); |
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196 } |
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197 |
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198 size = target.getSizeInBytes(compressed ? Kind.Int : target.wordKind); |
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199 if (size == 4) { |
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200 builder = (buffer, patch) -> { |
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201 patch.accept(new DataPatch(buffer.position(), new ConstantReference(vmConstant))); |
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202 buffer.putInt((int) raw); |
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203 }; |
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204 } else { |
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205 assert size == 8; |
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206 builder = (buffer, patch) -> { |
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207 patch.accept(new DataPatch(buffer.position(), new ConstantReference(vmConstant))); |
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208 buffer.putLong(raw); |
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209 }; |
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210 } |
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211 } else if (JavaConstant.isNull(constant)) { |
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212 boolean compressed = COMPRESSED_NULL.equals(constant); |
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213 size = target.getSizeInBytes(compressed ? Kind.Int : target.wordKind); |
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214 builder = DataBuilder.zero(size); |
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215 } else if (constant instanceof SerializableConstant) { |
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216 SerializableConstant s = (SerializableConstant) constant; |
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217 size = s.getSerializedSize(); |
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218 builder = DataBuilder.serializable(s); |
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219 } else { |
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220 throw new JVMCIError(String.valueOf(constant)); |
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221 } |
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222 |
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223 return new Data(size, size, builder); |
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224 } |
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225 |
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226 @Override |
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227 public TargetDescription getTarget() { |
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228 return target; |
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229 } |
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230 |
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231 public String disassemble(InstalledCode code) { |
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232 if (code.isValid()) { |
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Fix HotSpotCodeCacheProvider.disassemble
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233 long codeBlob = code.getAddress(); |
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234 return runtime.getCompilerToVM().disassembleCodeBlob(codeBlob); |
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235 } |
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236 return null; |
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237 } |
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238 |
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Add createSpeculationLog to CodeCacheProvider.
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239 public SpeculationLog createSpeculationLog() { |
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240 return new HotSpotSpeculationLog(); |
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241 } |
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242 } |