Mercurial > hg > graal-compiler
annotate graal/com.oracle.graal.hotspot/src/com/oracle/graal/hotspot/meta/HotSpotCodeCacheProvider.java @ 19685:96ab2078eeaf
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author | Stefan Anzinger <stefan.anzinger@oracle.com> |
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date | Mon, 02 Mar 2015 19:11:22 +0100 |
parents | f1b4f2613702 dd8989d5547f |
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1 /* |
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2 * Copyright (c) 2013, 2014, 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 static com.oracle.graal.hotspot.meta.HotSpotCompressedNullConstant.*; |
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26 |
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27 import java.lang.reflect.*; |
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28 import java.util.*; |
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29 |
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30 import com.oracle.graal.api.code.*; |
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31 import com.oracle.graal.api.code.CodeUtil.DefaultRefMapFormatter; |
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32 import com.oracle.graal.api.code.CodeUtil.RefMapFormatter; |
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33 import com.oracle.graal.api.code.CompilationResult.Call; |
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34 import com.oracle.graal.api.code.CompilationResult.ConstantReference; |
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35 import com.oracle.graal.api.code.CompilationResult.DataPatch; |
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36 import com.oracle.graal.api.code.CompilationResult.Infopoint; |
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37 import com.oracle.graal.api.code.CompilationResult.Mark; |
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38 import com.oracle.graal.api.code.DataSection.Data; |
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39 import com.oracle.graal.api.code.DataSection.DataBuilder; |
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40 import com.oracle.graal.api.meta.*; |
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41 import com.oracle.graal.compiler.common.*; |
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42 import com.oracle.graal.debug.*; |
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43 import com.oracle.graal.hotspot.*; |
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44 import com.oracle.graal.hotspot.bridge.*; |
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45 import com.oracle.graal.hotspot.bridge.CompilerToVM.CodeInstallResult; |
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46 import com.oracle.graal.java.*; |
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47 import com.oracle.graal.lir.asm.*; |
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48 import com.oracle.graal.printer.*; |
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49 |
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50 /** |
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51 * HotSpot implementation of {@link CodeCacheProvider}. |
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52 */ |
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53 public class HotSpotCodeCacheProvider implements CodeCacheProvider { |
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54 |
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55 protected final HotSpotGraalRuntimeProvider runtime; |
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56 protected final TargetDescription target; |
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57 protected final RegisterConfig regConfig; |
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58 |
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59 public HotSpotCodeCacheProvider(HotSpotGraalRuntimeProvider runtime, TargetDescription target, RegisterConfig regConfig) { |
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60 this.runtime = runtime; |
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61 this.target = target; |
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62 this.regConfig = regConfig; |
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63 } |
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64 |
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65 /** |
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66 * Constants used to mark special positions in code being installed into the code cache by Graal |
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67 * C++ code. |
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68 */ |
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69 public enum MarkId { |
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70 VERIFIED_ENTRY(config().codeInstallerMarkIdVerifiedEntry), |
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71 UNVERIFIED_ENTRY(config().codeInstallerMarkIdUnverifiedEntry), |
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72 OSR_ENTRY(config().codeInstallerMarkIdOsrEntry), |
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73 EXCEPTION_HANDLER_ENTRY(config().codeInstallerMarkIdExceptionHandlerEntry), |
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74 DEOPT_HANDLER_ENTRY(config().codeInstallerMarkIdDeoptHandlerEntry), |
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75 INVOKEINTERFACE(config().codeInstallerMarkIdInvokeinterface), |
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76 INVOKEVIRTUAL(config().codeInstallerMarkIdInvokevirtual), |
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77 INVOKESTATIC(config().codeInstallerMarkIdInvokestatic), |
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78 INVOKESPECIAL(config().codeInstallerMarkIdInvokespecial), |
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79 INLINE_INVOKE(config().codeInstallerMarkIdInlineInvoke), |
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80 POLL_NEAR(config().codeInstallerMarkIdPollNear), |
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81 POLL_RETURN_NEAR(config().codeInstallerMarkIdPollReturnNear), |
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82 POLL_FAR(config().codeInstallerMarkIdPollFar), |
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84 CARD_TABLE_SHIFT(config().codeInstallerMarkIdCardTableShift), | |
85 CARD_TABLE_ADDRESS(config().codeInstallerMarkIdCardTableAddress); | |
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86 |
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87 private final int value; |
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88 |
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89 private MarkId(int value) { |
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90 this.value = value; |
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91 } |
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92 |
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93 private static HotSpotVMConfig config() { |
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94 return HotSpotGraalRuntime.runtime().getConfig(); |
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95 } |
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96 |
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97 public static MarkId getEnum(int value) { |
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98 for (MarkId e : values()) { |
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99 if (e.value == value) { |
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100 return e; |
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101 } |
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102 } |
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103 throw GraalInternalError.shouldNotReachHere("unknown enum value " + value); |
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104 } |
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105 |
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106 /** |
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107 * Helper method to {@link CompilationResultBuilder#recordMark(Object) record a mark} with a |
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108 * {@link CompilationResultBuilder}. |
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109 */ |
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110 public static void recordMark(CompilationResultBuilder crb, MarkId mark) { |
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111 crb.recordMark(mark.value); |
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112 } |
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113 } |
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114 |
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115 @Override |
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116 public String disassemble(CompilationResult compResult, InstalledCode installedCode) { |
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117 byte[] code = installedCode == null ? Arrays.copyOf(compResult.getTargetCode(), compResult.getTargetCodeSize()) : installedCode.getCode(); |
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118 if (code == null) { |
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119 // Method was deoptimized/invalidated |
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120 return ""; |
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121 } |
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122 long start = installedCode == null ? 0L : installedCode.getStart(); |
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123 HexCodeFile hcf = new HexCodeFile(code, start, target.arch.getName(), target.wordSize * 8); |
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124 if (compResult != null) { |
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125 HexCodeFile.addAnnotations(hcf, compResult.getAnnotations()); |
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126 addExceptionHandlersComment(compResult, hcf); |
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127 Register fp = regConfig.getFrameRegister(); |
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128 RefMapFormatter slotFormatter = new DefaultRefMapFormatter(target.arch, target.wordSize, fp, 0); |
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129 for (Infopoint infopoint : compResult.getInfopoints()) { |
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130 if (infopoint instanceof Call) { |
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131 Call call = (Call) infopoint; |
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132 if (call.debugInfo != null) { |
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133 hcf.addComment(call.pcOffset + call.size, CodeUtil.append(new StringBuilder(100), call.debugInfo, slotFormatter).toString()); |
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134 } |
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135 addOperandComment(hcf, call.pcOffset, "{" + getTargetName(call) + "}"); |
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136 } else { |
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137 if (infopoint.debugInfo != null) { |
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138 hcf.addComment(infopoint.pcOffset, CodeUtil.append(new StringBuilder(100), infopoint.debugInfo, slotFormatter).toString()); |
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139 } |
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140 addOperandComment(hcf, infopoint.pcOffset, "{infopoint: " + infopoint.reason + "}"); |
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141 } |
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142 } |
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143 for (DataPatch site : compResult.getDataPatches()) { |
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144 hcf.addOperandComment(site.pcOffset, "{" + site.reference.toString() + "}"); |
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145 } |
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146 for (Mark mark : compResult.getMarks()) { |
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147 hcf.addComment(mark.pcOffset, MarkId.getEnum((int) mark.id).toString()); |
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148 } |
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149 } |
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150 String hcfEmbeddedString = hcf.toEmbeddedString(); |
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151 return HexCodeFileDisTool.tryDisassemble(hcfEmbeddedString); |
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152 } |
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153 |
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154 /** |
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155 * Interface to the tool for disassembling an {@link HexCodeFile#toEmbeddedString() embedded} |
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156 * {@link HexCodeFile}. |
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157 */ |
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158 static class HexCodeFileDisTool { |
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159 static final Method processMethod; |
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160 static { |
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161 Method toolMethod = null; |
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162 try { |
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163 Class<?> toolClass = Class.forName("com.oracle.max.hcfdis.HexCodeFileDis", true, ClassLoader.getSystemClassLoader()); |
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164 toolMethod = toolClass.getDeclaredMethod("processEmbeddedString", String.class); |
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165 } catch (Exception e) { |
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166 // Tool not available on the class path |
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167 } |
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168 processMethod = toolMethod; |
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169 } |
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170 |
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171 public static String tryDisassemble(String hcfEmbeddedString) { |
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172 if (processMethod != null) { |
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173 try { |
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174 return (String) processMethod.invoke(null, hcfEmbeddedString); |
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175 } catch (IllegalAccessException | IllegalArgumentException | InvocationTargetException e) { |
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176 // If the tool is available, for now let's be noisy when it fails |
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177 throw new GraalInternalError(e); |
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178 } |
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179 } |
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180 return hcfEmbeddedString; |
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181 } |
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182 } |
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183 |
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184 /** |
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185 * Decodes a call target to a mnemonic if possible. |
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186 */ |
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187 private String getTargetName(Call call) { |
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188 Field[] fields = runtime.getConfig().getClass().getDeclaredFields(); |
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189 for (Field f : fields) { |
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190 if (f.getName().endsWith("Stub")) { |
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191 f.setAccessible(true); |
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192 try { |
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193 Object address = f.get(runtime.getConfig()); |
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194 if (address.equals(call.target)) { |
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195 return f.getName() + ":0x" + Long.toHexString((Long) address); |
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196 } |
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197 } catch (Exception e) { |
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198 } |
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199 } |
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200 } |
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201 return String.valueOf(call.target); |
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202 } |
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203 |
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204 private static void addExceptionHandlersComment(CompilationResult compResult, HexCodeFile hcf) { |
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205 if (!compResult.getExceptionHandlers().isEmpty()) { |
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206 String nl = HexCodeFile.NEW_LINE; |
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207 StringBuilder buf = new StringBuilder("------ Exception Handlers ------").append(nl); |
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208 for (CompilationResult.ExceptionHandler e : compResult.getExceptionHandlers()) { |
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209 buf.append(" ").append(e.pcOffset).append(" -> ").append(e.handlerPos).append(nl); |
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210 hcf.addComment(e.pcOffset, "[exception -> " + e.handlerPos + "]"); |
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211 hcf.addComment(e.handlerPos, "[exception handler for " + e.pcOffset + "]"); |
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212 } |
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213 hcf.addComment(0, buf.toString()); |
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214 } |
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215 } |
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216 |
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217 private static void addOperandComment(HexCodeFile hcf, int pos, String comment) { |
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218 String oldValue = hcf.addOperandComment(pos, comment); |
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219 assert oldValue == null : "multiple comments for operand of instruction at " + pos + ": " + comment + ", " + oldValue; |
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220 } |
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221 |
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222 @Override |
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223 public RegisterConfig getRegisterConfig() { |
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224 return regConfig; |
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225 } |
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226 |
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227 @Override |
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228 public int getMinimumOutgoingSize() { |
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229 return runtime.getConfig().runtimeCallStackSize; |
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230 } |
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231 |
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Allow to supply predefined installed code object when adding a method to the code cache.
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232 public InstalledCode logOrDump(InstalledCode installedCode, CompilationResult compResult) { |
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233 if (Debug.isDumpEnabled()) { |
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234 Debug.dump(new Object[]{compResult, installedCode}, "After code installation"); |
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235 } |
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236 if (Debug.isLogEnabled()) { |
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237 Debug.log("%s", disassemble(installedCode)); |
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238 } |
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239 return installedCode; |
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240 } |
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241 |
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242 public InstalledCode installMethod(HotSpotResolvedJavaMethod method, CompilationResult compResult, long graalEnv, boolean isDefault) { |
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243 if (compResult.getId() == -1) { |
14104 | 244 compResult.setId(method.allocateCompileId(compResult.getEntryBCI())); |
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245 } |
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246 HotSpotInstalledCode installedCode = new HotSpotNmethod(method, compResult.getName(), isDefault); |
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247 runtime.getCompilerToVM().installCode(new HotSpotCompiledNmethod(method, compResult, graalEnv), installedCode, method.getSpeculationLog()); |
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248 return logOrDump(installedCode, compResult); |
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249 } |
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250 |
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251 @Override |
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252 public InstalledCode addMethod(ResolvedJavaMethod method, CompilationResult compResult, SpeculationLog log, InstalledCode predefinedInstalledCode) { |
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253 HotSpotResolvedJavaMethod hotspotMethod = (HotSpotResolvedJavaMethod) method; |
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254 if (compResult.getId() == -1) { |
14104 | 255 compResult.setId(hotspotMethod.allocateCompileId(compResult.getEntryBCI())); |
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256 } |
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257 InstalledCode installedCode = predefinedInstalledCode; |
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258 if (installedCode == null) { |
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259 HotSpotInstalledCode code = new HotSpotNmethod(hotspotMethod, compResult.getName(), false); |
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260 installedCode = code; |
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261 } |
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262 HotSpotCompiledNmethod compiledCode = new HotSpotCompiledNmethod(hotspotMethod, compResult); |
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263 CodeInstallResult result = runtime.getCompilerToVM().installCode(compiledCode, installedCode, log); |
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264 if (result != CodeInstallResult.OK) { |
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265 String msg = compiledCode.getInstallationFailureMessage(); |
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266 if (msg != null) { |
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267 throw new BailoutException(result != CodeInstallResult.DEPENDENCIES_FAILED, "Code installation failed: %s%n%s", result, msg); |
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268 } |
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269 throw new BailoutException(result != CodeInstallResult.DEPENDENCIES_FAILED, "Code installation failed: %s", result); |
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270 } |
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271 return logOrDump(installedCode, compResult); |
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272 } |
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273 |
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274 @Override |
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275 public InstalledCode setDefaultMethod(ResolvedJavaMethod method, CompilationResult compResult) { |
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276 HotSpotResolvedJavaMethod hotspotMethod = (HotSpotResolvedJavaMethod) method; |
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277 return installMethod(hotspotMethod, compResult, 0L, true); |
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278 } |
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279 |
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280 public HotSpotNmethod addExternalMethod(ResolvedJavaMethod method, CompilationResult compResult) { |
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281 HotSpotResolvedJavaMethod javaMethod = (HotSpotResolvedJavaMethod) method; |
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282 if (compResult.getId() == -1) { |
14104 | 283 compResult.setId(javaMethod.allocateCompileId(compResult.getEntryBCI())); |
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284 } |
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285 HotSpotNmethod code = new HotSpotNmethod(javaMethod, compResult.getName(), false, true); |
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286 HotSpotCompiledNmethod compiled = new HotSpotCompiledNmethod(javaMethod, compResult); |
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287 CompilerToVM vm = runtime.getCompilerToVM(); |
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288 CodeInstallResult result = vm.installCode(compiled, code, null); |
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289 if (result != CodeInstallResult.OK) { |
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290 return null; |
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291 } |
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292 return code; |
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293 } |
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294 |
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295 public boolean needsDataPatch(JavaConstant constant) { |
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296 return constant instanceof HotSpotMetaspaceConstant; |
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297 } |
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298 |
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299 public Data createDataItem(Constant constant) { |
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300 int size; |
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301 DataBuilder builder; |
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302 if (constant instanceof VMConstant) { |
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303 VMConstant vmConstant = (VMConstant) constant; |
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304 boolean compressed; |
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305 long raw; |
18186
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306 if (constant instanceof HotSpotObjectConstant) { |
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307 HotSpotObjectConstant c = (HotSpotObjectConstant) vmConstant; |
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308 compressed = c.isCompressed(); |
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309 raw = 0xDEADDEADDEADDEADL; |
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310 } else if (constant instanceof HotSpotMetaspaceConstant) { |
18541
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311 HotSpotMetaspaceConstant meta = (HotSpotMetaspaceConstant) constant; |
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312 compressed = meta.isCompressed(); |
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313 raw = meta.rawValue(); |
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314 } else { |
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315 throw GraalInternalError.shouldNotReachHere(); |
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316 } |
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317 |
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318 size = target.getSizeInBytes(compressed ? Kind.Int : target.wordKind); |
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319 if (size == 4) { |
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320 builder = (buffer, patch) -> { |
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321 patch.accept(new DataPatch(buffer.position(), new ConstantReference(vmConstant))); |
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322 buffer.putInt((int) raw); |
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323 }; |
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324 } else { |
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325 assert size == 8; |
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326 builder = (buffer, patch) -> { |
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327 patch.accept(new DataPatch(buffer.position(), new ConstantReference(vmConstant))); |
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328 buffer.putLong(raw); |
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329 }; |
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330 } |
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331 } else if (JavaConstant.isNull(constant)) { |
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332 boolean compressed = COMPRESSED_NULL.equals(constant); |
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333 size = target.getSizeInBytes(compressed ? Kind.Int : target.wordKind); |
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334 builder = DataBuilder.zero(size); |
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335 } else if (constant instanceof SerializableConstant) { |
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336 SerializableConstant s = (SerializableConstant) constant; |
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337 size = s.getSerializedSize(); |
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338 builder = DataBuilder.serializable(s); |
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339 } else { |
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340 throw GraalInternalError.shouldNotReachHere(); |
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341 } |
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342 |
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343 return new Data(size, size, builder); |
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344 } |
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345 |
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|
346 @Override |
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|
347 public TargetDescription getTarget() { |
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|
348 return target; |
12429
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|
349 } |
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|
350 |
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|
351 public String disassemble(InstalledCode code) { |
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changeset
|
352 if (code.isValid()) { |
18318
0459da9d94c0
Fix HotSpotCodeCacheProvider.disassemble
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18289
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changeset
|
353 long codeBlob = code.getAddress(); |
12431
7080a96be216
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|
354 return runtime.getCompilerToVM().disassembleCodeBlob(codeBlob); |
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355 } |
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356 return null; |
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357 } |
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358 |
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359 public String disassemble(ResolvedJavaMethod method) { |
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360 return new BytecodeDisassembler().disassemble(method); |
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361 } |
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362 |
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363 public SpeculationLog createSpeculationLog() { |
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364 return new HotSpotSpeculationLog(); |
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365 } |
12429
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366 } |