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annotate c1x4hotspotsrc/HotSpotVM/src/com/sun/hotspot/c1x/server/CompilationServer.java @ 1423:760213a60e8b

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* rewrite of the code installation * partial support for safepoints * macro-based CiTargetMethod interface * code stub support
author Lukas Stadler <lukas.stadler@oracle.com>
date Mon, 16 Aug 2010 18:59:36 -0700
parents
children 9e5e83ca2259
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1 /*
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2 * Copyright (c) 2010 Sun Microsystems, Inc. All rights reserved.
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3 *
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4 * Sun Microsystems, Inc. has intellectual property rights relating to technology embodied in the product that is
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5 * described in this document. In particular, and without limitation, these intellectual property rights may include one
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6 * or more of the U.S. patents listed at http://www.sun.com/patents and one or more additional patents or pending patent
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7 * applications in the U.S. and in other countries.
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8 *
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9 * U.S. Government Rights - Commercial software. Government users are subject to the Sun Microsystems, Inc. standard
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10 * license agreement and applicable provisions of the FAR and its supplements.
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11 *
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12 * Use is subject to license terms. Sun, Sun Microsystems, the Sun logo, Java and Solaris are trademarks or registered
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13 * trademarks of Sun Microsystems, Inc. in the U.S. and other countries. All SPARC trademarks are used under license and
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14 * are trademarks or registered trademarks of SPARC International, Inc. in the U.S. and other countries.
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15 *
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16 * UNIX is a registered trademark in the U.S. and other countries, exclusively licensed through X/Open Company, Ltd.
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17 */
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18 package com.sun.hotspot.c1x.server;
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19
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20 import java.io.*;
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21 import java.lang.reflect.Proxy;
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22 import java.net.*;
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23 import java.rmi.registry.*;
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24
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25 import javax.net.*;
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26
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27 import com.sun.cri.ci.*;
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28 import com.sun.cri.ci.CiDebugInfo.Frame;
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29 import com.sun.cri.ri.*;
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30 import com.sun.hotspot.c1x.*;
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31 import com.sun.hotspot.c1x.Compiler;
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32 import com.sun.hotspot.c1x.logging.*;
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33
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34 /**
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35 * Server side of the client/server compilation model.
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36 *
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37 * @author Lukas Stadler
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38 */
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39 public class CompilationServer {
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40
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41 private Registry registry;
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42 private ServerSocket serverSocket;
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43 private Socket socket;
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44 private ObjectOutputStream output;
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45 private ObjectInputStream input;
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46
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47 public static void main(String[] args) throws Exception {
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48 new CompilationServer().run();
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49 }
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50
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51 public static class Container implements Serializable {
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52
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53 public final Class<?> clazz;
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54 public final Object[] values;
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55
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56 public Container(Class<?> clazz, Object... values) {
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57 this.clazz = clazz;
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58 this.values = values;
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59 }
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60 }
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61
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62 /**
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63 * Replaces certain cir objects that cannot easily be made Serializable.
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64 */
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65 public static class ReplacingOutputStream extends ObjectOutputStream {
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66
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67 public ReplacingOutputStream(OutputStream out) throws IOException {
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68 super(out);
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69 enableReplaceObject(true);
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70 }
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71
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72 @Override
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73 protected Object replaceObject(Object obj) throws IOException {
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74 Class<? extends Object> clazz = obj.getClass();
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75 if (clazz == CiConstant.class) {
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76 CiConstant o = (CiConstant) obj;
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77 return new Container(clazz, o.kind, o.boxedValue());
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78 } else if (clazz == CiDebugInfo.class) {
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79 CiDebugInfo o = (CiDebugInfo)obj;
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80 return new Container(clazz, o.codePos, o.frame, o.registerRefMap, o.frameRefMap);
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81 } else if(clazz == CiCodePos.class) {
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82 CiCodePos o = (CiCodePos)obj;
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83 return new Container(clazz, o.caller, o.method, o.bci);
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84 }
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85 return obj;
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86 }
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87 }
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88
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89 /**
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90 * Replaces certain cir objects that cannot easily be made Serializable.
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91 */
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92 public static class ReplacingInputStream extends ObjectInputStream {
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93
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94 public ReplacingInputStream(InputStream in) throws IOException {
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95 super(in);
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96 enableResolveObject(true);
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97 }
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98
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99 @Override
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100 protected Object resolveObject(Object obj) throws IOException {
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101 if (obj instanceof Container) {
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102 Container c = (Container)obj;
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103 if( c.clazz == CiConstant.class) {
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104 return CiConstant.forBoxed((CiKind) c.values[0], c.values[1]);
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105 } else if (c.clazz == CiDebugInfo.class) {
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106 return new CiDebugInfo((CiCodePos)c.values[0], (Frame)c.values[1], (byte[])c.values[2], (byte[])c.values[3]);
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107 } else if (c.clazz == CiCodePos.class) {
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108 return new CiCodePos((CiCodePos)c.values[0], (RiMethod)c.values[1], (Integer)c.values[2]);
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109 }
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110 throw new RuntimeException("unexpected container class");
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111 }
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112 return obj;
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113 }
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114 }
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115
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116 private void run() throws IOException, ClassNotFoundException {
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117 serverSocket = ServerSocketFactory.getDefault().createServerSocket(1199);
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118 while (true) {
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119 try {
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120 Logger.log("Compilation server ready, waiting for client to connect...");
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121 socket = serverSocket.accept();
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122 Logger.log("Connected to " + socket.getRemoteSocketAddress());
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123 output = new ReplacingOutputStream(socket.getOutputStream());
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124 input = new ReplacingInputStream(socket.getInputStream());
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125
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126 InvocationSocket invocation = new InvocationSocket(output, input);
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127 VMEntries entries = (VMEntries) Proxy.newProxyInstance(VMEntries.class.getClassLoader(), new Class<?>[] { VMEntries.class}, invocation);
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128 VMExits exits = Compiler.initializeServer(entries);
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129 invocation.setDelegate(exits);
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130
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131 invocation.waitForResult();
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132 } catch (IOException e) {
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133 e.printStackTrace();
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134 socket.close();
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135 }
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136 }
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137 }
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138 }