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annotate truffle/com.oracle.truffle.api/src/com/oracle/truffle/api/vm/TruffleVM.java @ 22104:cf19259edf87

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TruffleVM.eval and Source.withMimeType
author Jaroslav Tulach <jaroslav.tulach@oracle.com>
date Mon, 24 Aug 2015 08:46:21 +0200
parents 2a22cec84114
children b5eaddcdf86a
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1 /*
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2 * Copyright (c) 2014, 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. Oracle designates this
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8 * particular file as subject to the "Classpath" exception as provided
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9 * by Oracle in the LICENSE file that accompanied this code.
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10 *
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11 * This code is distributed in the hope that it will be useful, but WITHOUT
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12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage.
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13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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14 * version 2 for more details (a copy is included in the LICENSE file that
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15 * accompanied this code).
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16 *
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17 * You should have received a copy of the GNU General Public License version
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18 * 2 along with this work; if not, write to the Free Software Foundation,
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19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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20 *
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21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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22 * or visit www.oracle.com if you need additional information or have any
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23 * questions.
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24 */
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25 package com.oracle.truffle.api.vm;
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26
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27 import java.io.*;
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28 import java.net.*;
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29 import java.nio.file.*;
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30 import java.util.*;
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31 import java.util.logging.*;
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32
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33 import com.oracle.truffle.api.*;
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34 import com.oracle.truffle.api.TruffleLanguage.Env;
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35 import com.oracle.truffle.api.TruffleLanguage.Registration;
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36 import com.oracle.truffle.api.debug.*;
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37 import com.oracle.truffle.api.impl.*;
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38 import com.oracle.truffle.api.instrument.*;
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39 import com.oracle.truffle.api.source.*;
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40
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41 /**
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42 * <em>Virtual machine</em> for Truffle based languages. Term virtual machine is a bit overloaded,
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43 * so don't think of <em>Java virtual machine</em> here - while we are running and using
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44 * {@link TruffleVM} inside of a <em>JVM</em> there can be multiple instances (some would say
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45 * tenants) of {@link TruffleVM} running next to each other in a single <em>JVM</em> with a complete
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46 * mutual isolation. There is 1:N mapping between <em>JVM</em> and {@link TruffleVM}.
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47 * <p>
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48 * It would not be correct to think of a {@link TruffleVM} as a runtime for a single Truffle
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49 * language (Ruby, Python, R, C, JavaScript, etc.) either. {@link TruffleVM} can host as many of
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50 * Truffle languages as {@link Registration registered on a class path} of your <em>JVM</em>
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51 * application. {@link TruffleVM} orchestrates these languages, manages exchange of objects and
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52 * calls among them. While it may happen that there is just one activated language inside of a
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53 * {@link TruffleVM}, the greatest strength of {@link TruffleVM} is in interoperability between all
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54 * Truffle languages. There is 1:N mapping between {@link TruffleVM} and {@link TruffleLanguage
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55 * Truffle language implementations}.
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56 * <p>
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57 * Use {@link #newVM()} to create new isolated virtual machine ready for execution of various
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58 * languages. All the languages in a single virtual machine see each other exported global symbols
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59 * and can cooperate. Use {@link #newVM()} multiple times to create different, isolated virtual
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60 * machines completely separated from each other.
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61 * <p>
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62 * Once instantiated use {@link #eval(java.net.URI)} with a reference to a file or URL or directly
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63 * pass code snippet into the virtual machine via {@link #eval(java.lang.String, java.lang.String)}.
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64 * Support for individual languages is initialized on demand - e.g. once a file of certain MIME type
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65 * is about to be processed, its appropriate engine (if found), is initialized. Once an engine gets
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66 * initialized, it remains so, until the virtual machine isn't garbage collected.
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67 * <p>
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68 * The <code>TruffleVM</code> is single-threaded and tries to enforce that. It records the thread it
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69 * has been {@link Builder#build() created} by and checks that all subsequent calls are coming from
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70 * the same thread. There is 1:1 mapping between {@link TruffleVM} and a thread that can tell it
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71 * what to do.
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72 */
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73 @SuppressWarnings("rawtypes")
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74 public final class TruffleVM {
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75 private static final Logger LOG = Logger.getLogger(TruffleVM.class.getName());
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76 private static final SPIAccessor SPI = new SPIAccessor();
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77
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78 static final class LanguageData {
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79 final String name;
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80 final String version;
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81 final Set<String> mimeTypes;
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82 final TruffleLanguage<?> language;
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83
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84 LanguageData(String prefix, Properties props) {
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85 this.name = props.getProperty(prefix + "name");
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86 this.version = props.getProperty(prefix + "version");
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87
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88 TreeSet<String> ts = new TreeSet<>();
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89 for (int i = 0;; i++) {
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90 String mt = props.getProperty(prefix + "mimeType." + i);
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91 if (mt == null) {
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92 break;
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93 }
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94 ts.add(mt);
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95 }
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96 this.mimeTypes = Collections.unmodifiableSet(ts);
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97
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98 String n = props.getProperty(prefix + "className");
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99 try {
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100 Class<?> langClazz = Class.forName(n, true, loader());
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101 this.language = (TruffleLanguage<?>) langClazz.getField("INSTANCE").get(null);
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102 } catch (Exception ex) {
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103 throw new IllegalStateException("Cannot initialize " + name + " language with implementation " + n, ex);
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104 }
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105 }
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106 }
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107
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108 private static final List<LanguageData> ALL_LANGUAGE_DATA;
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109 static {
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110 ALL_LANGUAGE_DATA = new ArrayList<>();
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111 Enumeration<URL> en;
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112 try {
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113 en = loader().getResources("META-INF/truffle/language");
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114 } catch (IOException ex) {
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115 throw new IllegalStateException("Cannot read list of Truffle languages", ex);
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116 }
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117 while (en.hasMoreElements()) {
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118 URL u = en.nextElement();
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119 Properties p;
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120 try {
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121 p = new Properties();
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122 try (InputStream is = u.openStream()) {
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123 p.load(is);
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124 }
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125 } catch (IOException ex) {
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126 LOG.log(Level.CONFIG, "Cannot process " + u + " as language definition", ex);
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127 continue;
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128 }
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129 for (int cnt = 1;; cnt++) {
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130 String prefix = "language" + cnt + ".";
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131 if (p.getProperty(prefix + "name") == null) {
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132 break;
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133 }
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134 ALL_LANGUAGE_DATA.add(new LanguageData(prefix, p));
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135 }
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136 }
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137 }
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138
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139 private final Thread initThread;
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140 private final Map<String, Language> langs;
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141 private final Reader in;
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142 private final Writer err;
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143 private final Writer out;
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144 private final EventConsumer<?>[] handlers;
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145 private final Map<String, Object> globals;
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146 private Debugger debugger;
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147
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148 /**
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149 * Private & temporary only constructor.
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150 */
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151 private TruffleVM() {
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152 this.initThread = null;
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153 this.in = null;
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154 this.err = null;
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155 this.out = null;
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156 this.langs = null;
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157 this.handlers = null;
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158 this.globals = null;
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159 }
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160
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161 /**
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162 * Real constructor used from the builder.
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163 *
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164 * @param out stdout
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165 * @param err stderr
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166 * @param in stdin
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167 */
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168 private TruffleVM(Map<String, Object> globals, Writer out, Writer err, Reader in, EventConsumer<?>[] handlers) {
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169 this.out = out;
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170 this.err = err;
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171 this.in = in;
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172 this.handlers = handlers;
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173 this.initThread = Thread.currentThread();
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174 this.globals = new HashMap<>(globals);
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175 this.langs = new HashMap<>();
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176
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177 for (LanguageData data : ALL_LANGUAGE_DATA) {
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178 Language l = new Language(data);
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179 for (String mimeType : l.getMimeTypes()) {
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180 langs.put(mimeType, l);
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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 static ClassLoader loader() {
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186 ClassLoader l = TruffleVM.class.getClassLoader();
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187 if (l == null) {
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188 l = ClassLoader.getSystemClassLoader();
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189 }
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190 return l;
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191 }
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192
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193 /**
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194 * Creation of new Truffle virtual machine. Use the {@link Builder} methods to configure your
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195 * virtual machine and then create one using {@link Builder#build()}:
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196 *
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197 * <pre>
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198 * {@link TruffleVM} vm = {@link TruffleVM}.{@link TruffleVM#newVM() newVM()}
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199 * .{@link Builder#stdOut(java.io.Writer) stdOut}({@link Writer yourWriter})
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200 * .{@link Builder#stdErr(java.io.Writer) stdErr}({@link Writer yourWriter})
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201 * .{@link Builder#stdIn(java.io.Reader) stdIn}({@link Reader yourReader})
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202 * .{@link Builder#build() build()};
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203 * </pre>
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204 *
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205 * It searches for {@link Registration languages registered} in the system class loader and
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206 * makes them available for later evaluation via
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207 * {@link #eval(java.lang.String, java.lang.String)} methods.
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208 *
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209 * @return new, isolated virtual machine with pre-registered languages
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210 */
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211 public static TruffleVM.Builder newVM() {
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212 // making Builder non-static inner class is a
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213 // nasty trick to avoid the Builder class to appear
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214 // in Javadoc next to TruffleVM class
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215 TruffleVM vm = new TruffleVM();
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216 return vm.new Builder();
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217 }
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218
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219 /**
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220 * Builder for a new {@link TruffleVM}. Call various configuration methods in a chain and at the
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221 * end create new {@link TruffleVM virtual machine}:
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222 *
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223 * <pre>
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224 * {@link TruffleVM} vm = {@link TruffleVM}.{@link TruffleVM#newVM() newVM()}
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225 * .{@link Builder#stdOut(java.io.Writer) stdOut}({@link Writer yourWriter})
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226 * .{@link Builder#stdErr(java.io.Writer) stdErr}({@link Writer yourWriter})
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227 * .{@link Builder#stdIn(java.io.Reader) stdIn}({@link Reader yourReader})
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228 * .{@link Builder#build() build()};
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229 * </pre>
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230 */
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231 public final class Builder {
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232 private Writer out;
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233 private Writer err;
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234 private Reader in;
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235 private final List<EventConsumer<?>> handlers = new ArrayList<>();
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236 private final Map<String, Object> globals = new HashMap<>();
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237
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238 Builder() {
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239 }
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240
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241 /**
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242 * Changes the default output for languages running in <em>to be created</em>
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243 * {@link TruffleVM virtual machine}. The default is to use {@link System#out}.
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244 *
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245 * @param w the writer to use as output
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246 * @return instance of this builder
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247 */
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248 public Builder stdOut(Writer w) {
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249 out = w;
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250 return this;
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251 }
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252
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253 /**
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254 * Changes the error output for languages running in <em>to be created</em>
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255 * {@link TruffleVM virtual machine}. The default is to use {@link System#err}.
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256 *
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257 * @param w the writer to use as output
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258 * @return instance of this builder
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259 */
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260 public Builder stdErr(Writer w) {
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261 err = w;
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262 return this;
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263 }
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264
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265 /**
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266 * Changes the default input for languages running in <em>to be created</em>
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267 * {@link TruffleVM virtual machine}. The default is to use {@link System#out}.
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268 *
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269 * @param r the reader to use as input
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270 * @return instance of this builder
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271 */
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272 public Builder stdIn(Reader r) {
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273 in = r;
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274 return this;
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275 }
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276
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277 /**
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278 * Registers another instance of {@link EventConsumer} into the to be created
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279 * {@link TruffleVM}.
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280 *
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281 * @param handler the handler to register
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282 * @return instance of this builder
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283 */
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284 public Builder onEvent(EventConsumer<?> handler) {
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285 handler.getClass();
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286 handlers.add(handler);
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287 return this;
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288 }
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289
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290 /**
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291 * Adds global named symbol into the configuration of to-be-built {@link TruffleVM}. This
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292 * symbol will be accessible to all languages via {@link Env#importSymbol(java.lang.String)}
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293 * and will take precedence over {@link TruffleLanguage#findExportedSymbol symbols exported
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294 * by languages itself}. Repeated use of <code>globalSymbol</code> is possible; later
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295 * definition of the same name overrides the previous one.
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296 *
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297 * @param name name of the symbol to register
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298 * @param obj value of the object - expected to be primitive wrapper, {@link String} or
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299 * <code>TruffleObject</code> for mutual inter-operability
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300 * @return instance of this builder
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301 * @see TruffleVM#findGlobalSymbol(java.lang.String)
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302 */
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303 public Builder globalSymbol(String name, Object obj) {
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304 globals.put(name, obj);
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305 return this;
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306 }
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307
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308 /**
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309 * Creates the {@link TruffleVM Truffle virtual machine}. The configuration is taken from
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310 * values passed into configuration methods in this class.
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311 *
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312 * @return new, isolated virtual machine with pre-registered languages
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313 */
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314 public TruffleVM build() {
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315 if (out == null) {
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316 out = new OutputStreamWriter(System.out);
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317 }
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318 if (err == null) {
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319 err = new OutputStreamWriter(System.err);
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320 }
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321 if (in == null) {
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322 in = new InputStreamReader(System.in);
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323 }
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324 return new TruffleVM(globals, out, err, in, handlers.toArray(new EventConsumer[0]));
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325 }
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326 }
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327
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328 /**
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329 * Descriptions of languages supported in this Truffle virtual machine.
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330 *
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331 * @return an immutable map with keys being MIME types and values the {@link Language
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332 * descriptions} of associated languages
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333 */
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334 public Map<String, Language> getLanguages() {
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335 return Collections.unmodifiableMap(langs);
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336 }
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337
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338 /**
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339 * Evaluates file located on a given URL. Is equivalent to loading the content of a file and
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340 * executing it via {@link #eval(java.lang.String, java.lang.String)} with a MIME type guess
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341 * based on the file's extension and/or content.
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342 *
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343 * @param location the location of a file to execute
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344 * @return result of a processing the file, possibly <code>null</code>
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345 * @throws IOException exception to signal I/O problems or problems with processing the file's
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346 * content
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347 * @deprecated use {@link #eval(com.oracle.truffle.api.source.Source)}
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348 */
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349 @Deprecated
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350 public Object eval(URI location) throws IOException {
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351 checkThread();
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352 Source s;
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353 String mimeType;
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354 if (location.getScheme().equals("file")) {
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355 File file = new File(location);
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356 s = Source.fromFileName(file.getPath(), true);
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357 if (file.getName().endsWith(".c")) {
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358 mimeType = "text/x-c";
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359 } else if (file.getName().endsWith(".sl")) {
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360 mimeType = "application/x-sl";
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361 } else if (file.getName().endsWith(".R") || file.getName().endsWith(".r")) {
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362 mimeType = "application/x-r";
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363 } else {
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364 mimeType = Files.probeContentType(file.toPath());
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365 }
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366 } else {
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367 URL url = location.toURL();
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368 s = Source.fromURL(url, location.toString());
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369 URLConnection conn = url.openConnection();
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370 mimeType = conn.getContentType();
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371 }
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372 TruffleLanguage<?> l = getTruffleLang(mimeType);
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373 if (l == null) {
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374 throw new IOException("No language for " + location + " with MIME type " + mimeType + " found. Supported types: " + langs.keySet());
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375 }
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376 return eval(l, s);
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377 }
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378
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379 /**
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380 * Evaluates code snippet. Chooses a language registered for a given MIME type (throws
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381 * {@link IOException} if there is none). And passes the specified code to it for execution.
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382 *
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383 * @param mimeType MIME type of the code snippet - chooses the right language
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384 * @param reader the source of code snippet to execute
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385 * @return result of an execution, possibly <code>null</code>
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386 * @throws IOException thrown to signal errors while processing the code
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387 * @deprecated use {@link #eval(com.oracle.truffle.api.source.Source)}
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diff changeset
388 */
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diff changeset
389 @Deprecated
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390 public Object eval(String mimeType, Reader reader) throws IOException {
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diff changeset
391 checkThread();
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diff changeset
392 TruffleLanguage<?> l = getTruffleLang(mimeType);
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393 if (l == null) {
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394 throw new IOException("No language for MIME type " + mimeType + " found. Supported types: " + langs.keySet());
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395 }
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396 return eval(l, Source.fromReader(reader, mimeType));
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397 }
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398
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diff changeset
399 /**
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400 * Evaluates code snippet. Chooses a language registered for a given MIME type (throws
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401 * {@link IOException} if there is none). And passes the specified code to it for execution.
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402 *
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403 * @param mimeType MIME type of the code snippet - chooses the right language
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404 * @param code the code snippet to execute
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405 * @return result of an execution, possibly <code>null</code>
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406 * @throws IOException thrown to signal errors while processing the code
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407 * @deprecated use {@link #eval(com.oracle.truffle.api.source.Source)}
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diff changeset
408 */
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409 @Deprecated
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diff changeset
410 public Object eval(String mimeType, String code) throws IOException {
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diff changeset
411 checkThread();
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diff changeset
412 TruffleLanguage<?> l = getTruffleLang(mimeType);
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diff changeset
413 if (l == null) {
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diff changeset
414 throw new IOException("No language for MIME type " + mimeType + " found. Supported types: " + langs.keySet());
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415 }
22003
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diff changeset
416 return eval(l, Source.fromText(code, mimeType));
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417 }
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diff changeset
418
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diff changeset
419 /**
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parents: 22100
diff changeset
420 * Evaluates provided source. Chooses language registered for a particular
cf19259edf87 TruffleVM.eval and Source.withMimeType
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 22100
diff changeset
421 * {@link Source#getMimeType() MIME type} (throws {@link IOException} if there is none). The
cf19259edf87 TruffleVM.eval and Source.withMimeType
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 22100
diff changeset
422 * language is then allowed to parse and execute the source.
cf19259edf87 TruffleVM.eval and Source.withMimeType
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 22100
diff changeset
423 *
cf19259edf87 TruffleVM.eval and Source.withMimeType
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 22100
diff changeset
424 * @param source code snippet to execute
cf19259edf87 TruffleVM.eval and Source.withMimeType
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 22100
diff changeset
425 * @return result of an execution, possibly <code>null</code>
cf19259edf87 TruffleVM.eval and Source.withMimeType
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 22100
diff changeset
426 * @throws IOException thrown to signal errors while processing the code
cf19259edf87 TruffleVM.eval and Source.withMimeType
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 22100
diff changeset
427 */
cf19259edf87 TruffleVM.eval and Source.withMimeType
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 22100
diff changeset
428 public Object eval(Source source) throws IOException {
cf19259edf87 TruffleVM.eval and Source.withMimeType
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 22100
diff changeset
429 String mimeType = source.getMimeType();
cf19259edf87 TruffleVM.eval and Source.withMimeType
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 22100
diff changeset
430 checkThread();
cf19259edf87 TruffleVM.eval and Source.withMimeType
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 22100
diff changeset
431 TruffleLanguage<?> l = getTruffleLang(mimeType);
cf19259edf87 TruffleVM.eval and Source.withMimeType
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 22100
diff changeset
432 if (l == null) {
cf19259edf87 TruffleVM.eval and Source.withMimeType
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 22100
diff changeset
433 throw new IOException("No language for MIME type " + mimeType + " found. Supported types: " + langs.keySet());
cf19259edf87 TruffleVM.eval and Source.withMimeType
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 22100
diff changeset
434 }
cf19259edf87 TruffleVM.eval and Source.withMimeType
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 22100
diff changeset
435 return eval(l, source);
cf19259edf87 TruffleVM.eval and Source.withMimeType
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 22100
diff changeset
436 }
cf19259edf87 TruffleVM.eval and Source.withMimeType
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 22100
diff changeset
437
22066
78c3d3d8d86e Clearly separating the TruffleLanguage definition from context used during its execution. TruffleLanguage now has to have public static field INSTANCE and override createContext method.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 22040
diff changeset
438 private Object eval(TruffleLanguage<?> l, Source s) throws IOException {
22003
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 21951
diff changeset
439 TruffleVM.findDebuggerSupport(l);
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 21951
diff changeset
440 Debugger[] fillIn = {debugger};
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 21951
diff changeset
441 try (Closeable d = SPI.executionStart(this, fillIn, s)) {
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 21951
diff changeset
442 if (debugger == null) {
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 21951
diff changeset
443 debugger = fillIn[0];
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 21951
diff changeset
444 }
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 21951
diff changeset
445 return SPI.eval(l, s);
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 21951
diff changeset
446 }
21468
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
447 }
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
448
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
449 /**
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
450 * Looks global symbol provided by one of initialized languages up. First of all execute your
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
451 * program via one of your {@link #eval(java.lang.String, java.lang.String)} and then look
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
452 * expected symbol up using this method.
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
453 * <p>
21649
1c76a5662753 Merge with 645f170013a451083414ff695412c465e9d2ebf0
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 21557
diff changeset
454 * The names of the symbols are language dependent, but for example the Java language bindings
21468
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
455 * follow the specification for method references:
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
456 * <ul>
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
457 * <li>"java.lang.Exception::new" is a reference to constructor of {@link Exception}
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
458 * <li>"java.lang.Integer::valueOf" is a reference to static method in {@link Integer} class
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
459 * </ul>
21649
1c76a5662753 Merge with 645f170013a451083414ff695412c465e9d2ebf0
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 21557
diff changeset
460 * Once an symbol is obtained, it remembers values for fast access and is ready for being
21468
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
461 * invoked.
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
462 *
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
463 * @param globalName the name of the symbol to find
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
464 * @return found symbol or <code>null</code> if it has not been found
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
465 */
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
466 public Symbol findGlobalSymbol(String globalName) {
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
467 checkThread();
22066
78c3d3d8d86e Clearly separating the TruffleLanguage definition from context used during its execution. TruffleLanguage now has to have public static field INSTANCE and override createContext method.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 22040
diff changeset
468 TruffleLanguage<?> lang = null;
22095
643d53cb3147 TruffleVM.Builder.globalSymbol for a way to pass initial configuration parameters to languages
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 22066
diff changeset
469 Object obj = globals.get(globalName);
21468
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
470 Object global = null;
22095
643d53cb3147 TruffleVM.Builder.globalSymbol for a way to pass initial configuration parameters to languages
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 22066
diff changeset
471 if (obj == null) {
643d53cb3147 TruffleVM.Builder.globalSymbol for a way to pass initial configuration parameters to languages
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 22066
diff changeset
472 for (Language dl : langs.values()) {
643d53cb3147 TruffleVM.Builder.globalSymbol for a way to pass initial configuration parameters to languages
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 22066
diff changeset
473 TruffleLanguage<?> l = dl.getImpl();
643d53cb3147 TruffleVM.Builder.globalSymbol for a way to pass initial configuration parameters to languages
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 22066
diff changeset
474 obj = SPI.findExportedSymbol(dl.env, globalName, true);
643d53cb3147 TruffleVM.Builder.globalSymbol for a way to pass initial configuration parameters to languages
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 22066
diff changeset
475 if (obj != null) {
643d53cb3147 TruffleVM.Builder.globalSymbol for a way to pass initial configuration parameters to languages
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 22066
diff changeset
476 lang = l;
643d53cb3147 TruffleVM.Builder.globalSymbol for a way to pass initial configuration parameters to languages
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 22066
diff changeset
477 global = SPI.languageGlobal(dl.env);
643d53cb3147 TruffleVM.Builder.globalSymbol for a way to pass initial configuration parameters to languages
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 22066
diff changeset
478 break;
643d53cb3147 TruffleVM.Builder.globalSymbol for a way to pass initial configuration parameters to languages
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 22066
diff changeset
479 }
21468
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
480 }
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
481 }
21716
2f9e4d984d16 Give languages a chance to do implicit exports. Prefer explicit exports over implicit ones.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 21649
diff changeset
482 if (obj == null) {
2f9e4d984d16 Give languages a chance to do implicit exports. Prefer explicit exports over implicit ones.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 21649
diff changeset
483 for (Language dl : langs.values()) {
22066
78c3d3d8d86e Clearly separating the TruffleLanguage definition from context used during its execution. TruffleLanguage now has to have public static field INSTANCE and override createContext method.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 22040
diff changeset
484 TruffleLanguage<?> l = dl.getImpl();
78c3d3d8d86e Clearly separating the TruffleLanguage definition from context used during its execution. TruffleLanguage now has to have public static field INSTANCE and override createContext method.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 22040
diff changeset
485 obj = SPI.findExportedSymbol(dl.env, globalName, false);
21716
2f9e4d984d16 Give languages a chance to do implicit exports. Prefer explicit exports over implicit ones.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 21649
diff changeset
486 if (obj != null) {
22003
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 21951
diff changeset
487 lang = l;
22066
78c3d3d8d86e Clearly separating the TruffleLanguage definition from context used during its execution. TruffleLanguage now has to have public static field INSTANCE and override createContext method.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 22040
diff changeset
488 global = SPI.languageGlobal(dl.env);
21716
2f9e4d984d16 Give languages a chance to do implicit exports. Prefer explicit exports over implicit ones.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 21649
diff changeset
489 break;
2f9e4d984d16 Give languages a chance to do implicit exports. Prefer explicit exports over implicit ones.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 21649
diff changeset
490 }
2f9e4d984d16 Give languages a chance to do implicit exports. Prefer explicit exports over implicit ones.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 21649
diff changeset
491 }
2f9e4d984d16 Give languages a chance to do implicit exports. Prefer explicit exports over implicit ones.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 21649
diff changeset
492 }
22003
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 21951
diff changeset
493 return obj == null ? null : new Symbol(lang, obj, global);
21468
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
494 }
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
495
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
496 private void checkThread() {
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
497 if (initThread != Thread.currentThread()) {
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
498 throw new IllegalStateException("TruffleVM created on " + initThread.getName() + " but used on " + Thread.currentThread().getName());
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
499 }
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
500 }
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
501
22066
78c3d3d8d86e Clearly separating the TruffleLanguage definition from context used during its execution. TruffleLanguage now has to have public static field INSTANCE and override createContext method.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 22040
diff changeset
502 private TruffleLanguage<?> getTruffleLang(String mimeType) {
21468
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
503 checkThread();
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
504 Language l = langs.get(mimeType);
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
505 return l == null ? null : l.getImpl();
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
506 }
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
507
22003
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 21951
diff changeset
508 @SuppressWarnings("all")
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 21951
diff changeset
509 void dispatch(Object ev) {
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 21951
diff changeset
510 Class type = ev.getClass();
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 21951
diff changeset
511 if (type == SuspendedEvent.class) {
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 21951
diff changeset
512 dispatchSuspendedEvent((SuspendedEvent) ev);
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 21951
diff changeset
513 }
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 21951
diff changeset
514 if (type == ExecutionEvent.class) {
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 21951
diff changeset
515 dispatchExecutionEvent((ExecutionEvent) ev);
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 21951
diff changeset
516 }
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 21951
diff changeset
517 dispatch(type, ev);
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 21951
diff changeset
518 }
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 21951
diff changeset
519
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 21951
diff changeset
520 @SuppressWarnings("unused")
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 21951
diff changeset
521 void dispatchSuspendedEvent(SuspendedEvent event) {
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
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diff changeset
522 }
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 21951
diff changeset
523
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
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diff changeset
524 @SuppressWarnings("unused")
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
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diff changeset
525 void dispatchExecutionEvent(ExecutionEvent event) {
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 21951
diff changeset
526 }
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 21951
diff changeset
527
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 21951
diff changeset
528 @SuppressWarnings("all")
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 21951
diff changeset
529 <Event> void dispatch(Class<Event> type, Event event) {
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 21951
diff changeset
530 for (EventConsumer handler : handlers) {
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 21951
diff changeset
531 if (handler.type == type) {
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 21951
diff changeset
532 handler.on(event);
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 21951
diff changeset
533 }
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 21951
diff changeset
534 }
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 21951
diff changeset
535 }
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 21951
diff changeset
536
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parents:
diff changeset
537 /**
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
538 * Represents {@link TruffleVM#findGlobalSymbol(java.lang.String) global symbol} provided by one
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
539 * of the initialized languages in {@link TruffleVM Truffle virtual machine}.
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
540 */
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
541 public class Symbol {
22066
78c3d3d8d86e Clearly separating the TruffleLanguage definition from context used during its execution. TruffleLanguage now has to have public static field INSTANCE and override createContext method.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 22040
diff changeset
542 private final TruffleLanguage<?> language;
21468
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage.
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diff changeset
543 private final Object obj;
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage.
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parents:
diff changeset
544 private final Object global;
22084
77562c7bc5a6 Caching the CallTarget in Symbol, so it may get hot one day
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 22078
diff changeset
545 private CallTarget target;
21468
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Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
546
22066
78c3d3d8d86e Clearly separating the TruffleLanguage definition from context used during its execution. TruffleLanguage now has to have public static field INSTANCE and override createContext method.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 22040
diff changeset
547 Symbol(TruffleLanguage<?> language, Object obj, Object global) {
22003
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
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diff changeset
548 this.language = language;
21468
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage.
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parents:
diff changeset
549 this.obj = obj;
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage.
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parents:
diff changeset
550 this.global = global;
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage.
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parents:
diff changeset
551 }
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
552
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
553 /**
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
554 * Invokes the symbol. If the symbol represents a function, then it should be invoked with
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
555 * provided arguments. If the symbol represents a field, then first argument (if provided)
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
556 * should set the value to the field; the return value should be the actual value of the
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
557 * field when the <code>invoke</code> method returns.
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
558 *
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
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diff changeset
559 * @param thiz this/self in language that support such concept; use <code>null</code> to let
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
560 * the language use default this/self or ignore the value
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
561 * @param args arguments to pass when invoking the symbol
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
562 * @return the value returned by invoking the symbol
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
563 * @throws IOException signals problem during execution
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
564 */
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
565 public Object invoke(Object thiz, Object... args) throws IOException {
22085
9e0ac14f941b Verify the thread invocation safetyness even inside of Symbol.invoke
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 22084
diff changeset
566 checkThread();
22003
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 21951
diff changeset
567 Debugger[] fillIn = {debugger};
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 21951
diff changeset
568 try (Closeable c = SPI.executionStart(TruffleVM.this, fillIn, null)) {
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 21951
diff changeset
569 if (debugger == null) {
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
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diff changeset
570 debugger = fillIn[0];
21468
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage.
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parents:
diff changeset
571 }
22003
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 21951
diff changeset
572 List<Object> arr = new ArrayList<>();
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 21951
diff changeset
573 if (thiz == null) {
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 21951
diff changeset
574 if (global != null) {
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 21951
diff changeset
575 arr.add(global);
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 21951
diff changeset
576 }
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 21951
diff changeset
577 } else {
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 21951
diff changeset
578 arr.add(thiz);
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 21951
diff changeset
579 }
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 21951
diff changeset
580 arr.addAll(Arrays.asList(args));
22086
93bfc9602271 Recreate the CallTarget when number of arguments to the createExecute message changes
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 22085
diff changeset
581 for (;;) {
93bfc9602271 Recreate the CallTarget when number of arguments to the createExecute message changes
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 22085
diff changeset
582 if (target == null) {
93bfc9602271 Recreate the CallTarget when number of arguments to the createExecute message changes
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 22085
diff changeset
583 target = SPI.createCallTarget(language, obj, arr.toArray());
93bfc9602271 Recreate the CallTarget when number of arguments to the createExecute message changes
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 22085
diff changeset
584 }
93bfc9602271 Recreate the CallTarget when number of arguments to the createExecute message changes
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 22085
diff changeset
585 try {
93bfc9602271 Recreate the CallTarget when number of arguments to the createExecute message changes
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 22085
diff changeset
586 return target.call(arr.toArray());
93bfc9602271 Recreate the CallTarget when number of arguments to the createExecute message changes
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 22085
diff changeset
587 } catch (SymbolInvoker.ArgumentsMishmashException ex) {
93bfc9602271 Recreate the CallTarget when number of arguments to the createExecute message changes
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 22085
diff changeset
588 target = null;
93bfc9602271 Recreate the CallTarget when number of arguments to the createExecute message changes
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 22085
diff changeset
589 }
22084
77562c7bc5a6 Caching the CallTarget in Symbol, so it may get hot one day
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 22078
diff changeset
590 }
21468
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage.
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parents:
diff changeset
591 }
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
592 }
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
593 }
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
594
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
595 /**
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
596 * Description of a language registered in {@link TruffleVM Truffle virtual machine}. Languages
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
597 * are registered by {@link Registration} annotation which stores necessary information into a
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
598 * descriptor inside of the language's JAR file. When a new {@link TruffleVM} is created, it
21649
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Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 21557
diff changeset
599 * reads all available descriptors and creates {@link Language} objects to represent them. One
1c76a5662753 Merge with 645f170013a451083414ff695412c465e9d2ebf0
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 21557
diff changeset
600 * can obtain a {@link #getName() name} or list of supported {@link #getMimeTypes() MIME types}
21468
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
601 * for each language. The actual language implementation is not initialized until
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
602 * {@link TruffleVM#eval(java.lang.String, java.lang.String) a code is evaluated} in it.
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
603 */
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
604 public final class Language {
22100
2a22cec84114 Call reflection and service loader code from static initializers
Christian Wimmer <christian.wimmer@oracle.com>
parents: 22096
diff changeset
605 private final LanguageData data;
22066
78c3d3d8d86e Clearly separating the TruffleLanguage definition from context used during its execution. TruffleLanguage now has to have public static field INSTANCE and override createContext method.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 22040
diff changeset
606 private TruffleLanguage<?> impl;
78c3d3d8d86e Clearly separating the TruffleLanguage definition from context used during its execution. TruffleLanguage now has to have public static field INSTANCE and override createContext method.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 22040
diff changeset
607 private TruffleLanguage.Env env;
21890
894f82515e38 Truffle/APIs and Debugging: Evolutionary steps to integrating debugging and tool support with TruffleVM APIs
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 21889
diff changeset
608 private String shortName;
21468
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
609
22100
2a22cec84114 Call reflection and service loader code from static initializers
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parents: 22096
diff changeset
610 Language(LanguageData data) {
2a22cec84114 Call reflection and service loader code from static initializers
Christian Wimmer <christian.wimmer@oracle.com>
parents: 22096
diff changeset
611 this.data = data;
21468
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage.
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parents:
diff changeset
612 }
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
613
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
614 /**
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Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 21557
diff changeset
615 * MIME types recognized by the language.
21468
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
616 *
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parents: 21557
diff changeset
617 * @return returns immutable set of recognized MIME types
21468
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parents:
diff changeset
618 */
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
619 public Set<String> getMimeTypes() {
22100
2a22cec84114 Call reflection and service loader code from static initializers
Christian Wimmer <christian.wimmer@oracle.com>
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diff changeset
620 return data.mimeTypes;
21468
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
621 }
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
622
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
623 /**
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
624 * Human readable name of the language. Think of C, Ruby, JS, etc.
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
625 *
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
626 * @return string giving the language a name
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
627 */
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
628 public String getName() {
22100
2a22cec84114 Call reflection and service loader code from static initializers
Christian Wimmer <christian.wimmer@oracle.com>
parents: 22096
diff changeset
629 return data.name;
21468
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
630 }
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
631
21889
45083be8a812 Truffle: add a version string to the information provided with Language registration
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 21716
diff changeset
632 /**
45083be8a812 Truffle: add a version string to the information provided with Language registration
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 21716
diff changeset
633 * Name of the language version.
45083be8a812 Truffle: add a version string to the information provided with Language registration
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 21716
diff changeset
634 *
45083be8a812 Truffle: add a version string to the information provided with Language registration
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 21716
diff changeset
635 * @return string specifying the language version
45083be8a812 Truffle: add a version string to the information provided with Language registration
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 21716
diff changeset
636 */
45083be8a812 Truffle: add a version string to the information provided with Language registration
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 21716
diff changeset
637 public String getVersion() {
22100
2a22cec84114 Call reflection and service loader code from static initializers
Christian Wimmer <christian.wimmer@oracle.com>
parents: 22096
diff changeset
638 return data.version;
21889
45083be8a812 Truffle: add a version string to the information provided with Language registration
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 21716
diff changeset
639 }
45083be8a812 Truffle: add a version string to the information provided with Language registration
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 21716
diff changeset
640
45083be8a812 Truffle: add a version string to the information provided with Language registration
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 21716
diff changeset
641 /**
45083be8a812 Truffle: add a version string to the information provided with Language registration
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 21716
diff changeset
642 * Human readable string that identifies the language and version.
45083be8a812 Truffle: add a version string to the information provided with Language registration
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 21716
diff changeset
643 *
45083be8a812 Truffle: add a version string to the information provided with Language registration
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 21716
diff changeset
644 * @return string describing the specific language version
45083be8a812 Truffle: add a version string to the information provided with Language registration
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 21716
diff changeset
645 */
45083be8a812 Truffle: add a version string to the information provided with Language registration
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 21716
diff changeset
646 public String getShortName() {
21890
894f82515e38 Truffle/APIs and Debugging: Evolutionary steps to integrating debugging and tool support with TruffleVM APIs
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 21889
diff changeset
647 if (shortName == null) {
894f82515e38 Truffle/APIs and Debugging: Evolutionary steps to integrating debugging and tool support with TruffleVM APIs
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 21889
diff changeset
648 shortName = getName() + "(" + getVersion() + ")";
894f82515e38 Truffle/APIs and Debugging: Evolutionary steps to integrating debugging and tool support with TruffleVM APIs
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 21889
diff changeset
649 }
894f82515e38 Truffle/APIs and Debugging: Evolutionary steps to integrating debugging and tool support with TruffleVM APIs
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 21889
diff changeset
650 return shortName;
894f82515e38 Truffle/APIs and Debugging: Evolutionary steps to integrating debugging and tool support with TruffleVM APIs
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 21889
diff changeset
651 }
894f82515e38 Truffle/APIs and Debugging: Evolutionary steps to integrating debugging and tool support with TruffleVM APIs
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 21889
diff changeset
652
22066
78c3d3d8d86e Clearly separating the TruffleLanguage definition from context used during its execution. TruffleLanguage now has to have public static field INSTANCE and override createContext method.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 22040
diff changeset
653 TruffleLanguage<?> getImpl() {
21468
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
654 if (impl == null) {
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
655 try {
22100
2a22cec84114 Call reflection and service loader code from static initializers
Christian Wimmer <christian.wimmer@oracle.com>
parents: 22096
diff changeset
656 TruffleLanguage<?> language = data.language;
22066
78c3d3d8d86e Clearly separating the TruffleLanguage definition from context used during its execution. TruffleLanguage now has to have public static field INSTANCE and override createContext method.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 22040
diff changeset
657 env = SPI.attachEnv(TruffleVM.this, language, out, err, in);
78c3d3d8d86e Clearly separating the TruffleLanguage definition from context used during its execution. TruffleLanguage now has to have public static field INSTANCE and override createContext method.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 22040
diff changeset
658 impl = language;
21468
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
659 } catch (Exception ex) {
22100
2a22cec84114 Call reflection and service loader code from static initializers
Christian Wimmer <christian.wimmer@oracle.com>
parents: 22096
diff changeset
660 throw new IllegalStateException("Cannot initialize " + getShortName() + " language with implementation " + data.language.getClass().getName(), ex);
21468
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
661 }
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
662 }
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
663 return impl;
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
664 }
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
665
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
666 @Override
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
667 public String toString() {
21889
45083be8a812 Truffle: add a version string to the information provided with Language registration
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 21716
diff changeset
668 return "[" + getShortName() + " for " + getMimeTypes() + "]";
21468
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
669 }
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
670 } // end of Language
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
671
22003
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 21951
diff changeset
672 //
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 21951
diff changeset
673 // Accessor helper methods
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 21951
diff changeset
674 //
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 21951
diff changeset
675
22066
78c3d3d8d86e Clearly separating the TruffleLanguage definition from context used during its execution. TruffleLanguage now has to have public static field INSTANCE and override createContext method.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 22040
diff changeset
676 TruffleLanguage<?> findLanguage(Probe probe) {
22003
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 21951
diff changeset
677 Class<? extends TruffleLanguage> languageClazz = SPI.findLanguage(probe);
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 21951
diff changeset
678 for (Map.Entry<String, Language> entrySet : langs.entrySet()) {
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 21951
diff changeset
679 Language languageDescription = entrySet.getValue();
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 21951
diff changeset
680 if (languageClazz.isInstance(languageDescription.impl)) {
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 21951
diff changeset
681 return languageDescription.impl;
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 21951
diff changeset
682 }
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 21951
diff changeset
683 }
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 21951
diff changeset
684 throw new IllegalStateException("Cannot find language " + languageClazz + " among " + langs);
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 21951
diff changeset
685 }
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 21951
diff changeset
686
22066
78c3d3d8d86e Clearly separating the TruffleLanguage definition from context used during its execution. TruffleLanguage now has to have public static field INSTANCE and override createContext method.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 22040
diff changeset
687 Env findEnv(Class<? extends TruffleLanguage> languageClazz) {
78c3d3d8d86e Clearly separating the TruffleLanguage definition from context used during its execution. TruffleLanguage now has to have public static field INSTANCE and override createContext method.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 22040
diff changeset
688 for (Map.Entry<String, Language> entrySet : langs.entrySet()) {
78c3d3d8d86e Clearly separating the TruffleLanguage definition from context used during its execution. TruffleLanguage now has to have public static field INSTANCE and override createContext method.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 22040
diff changeset
689 Language languageDescription = entrySet.getValue();
78c3d3d8d86e Clearly separating the TruffleLanguage definition from context used during its execution. TruffleLanguage now has to have public static field INSTANCE and override createContext method.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 22040
diff changeset
690 if (languageClazz.isInstance(languageDescription.impl)) {
78c3d3d8d86e Clearly separating the TruffleLanguage definition from context used during its execution. TruffleLanguage now has to have public static field INSTANCE and override createContext method.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 22040
diff changeset
691 return languageDescription.env;
78c3d3d8d86e Clearly separating the TruffleLanguage definition from context used during its execution. TruffleLanguage now has to have public static field INSTANCE and override createContext method.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 22040
diff changeset
692 }
78c3d3d8d86e Clearly separating the TruffleLanguage definition from context used during its execution. TruffleLanguage now has to have public static field INSTANCE and override createContext method.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 22040
diff changeset
693 }
78c3d3d8d86e Clearly separating the TruffleLanguage definition from context used during its execution. TruffleLanguage now has to have public static field INSTANCE and override createContext method.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 22040
diff changeset
694 throw new IllegalStateException("Cannot find language " + languageClazz + " among " + langs);
78c3d3d8d86e Clearly separating the TruffleLanguage definition from context used during its execution. TruffleLanguage now has to have public static field INSTANCE and override createContext method.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 22040
diff changeset
695 }
78c3d3d8d86e Clearly separating the TruffleLanguage definition from context used during its execution. TruffleLanguage now has to have public static field INSTANCE and override createContext method.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 22040
diff changeset
696
78c3d3d8d86e Clearly separating the TruffleLanguage definition from context used during its execution. TruffleLanguage now has to have public static field INSTANCE and override createContext method.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 22040
diff changeset
697 static DebugSupportProvider findDebuggerSupport(TruffleLanguage<?> l) {
22003
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 21951
diff changeset
698 return SPI.getDebugSupport(l);
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 21951
diff changeset
699 }
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 21951
diff changeset
700
21468
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
701 private static class SPIAccessor extends Accessor {
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
702 @Override
22066
78c3d3d8d86e Clearly separating the TruffleLanguage definition from context used during its execution. TruffleLanguage now has to have public static field INSTANCE and override createContext method.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 22040
diff changeset
703 public Object importSymbol(TruffleVM vm, TruffleLanguage<?> ownLang, String globalName) {
22095
643d53cb3147 TruffleVM.Builder.globalSymbol for a way to pass initial configuration parameters to languages
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 22066
diff changeset
704 Object g = vm.globals.get(globalName);
643d53cb3147 TruffleVM.Builder.globalSymbol for a way to pass initial configuration parameters to languages
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 22066
diff changeset
705 if (g != null) {
643d53cb3147 TruffleVM.Builder.globalSymbol for a way to pass initial configuration parameters to languages
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 22066
diff changeset
706 return g;
643d53cb3147 TruffleVM.Builder.globalSymbol for a way to pass initial configuration parameters to languages
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 22066
diff changeset
707 }
21468
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
708 Set<Language> uniqueLang = new LinkedHashSet<>(vm.langs.values());
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
709 for (Language dl : uniqueLang) {
22066
78c3d3d8d86e Clearly separating the TruffleLanguage definition from context used during its execution. TruffleLanguage now has to have public static field INSTANCE and override createContext method.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 22040
diff changeset
710 TruffleLanguage<?> l = dl.getImpl();
21468
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
711 if (l == ownLang) {
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
712 continue;
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
713 }
22066
78c3d3d8d86e Clearly separating the TruffleLanguage definition from context used during its execution. TruffleLanguage now has to have public static field INSTANCE and override createContext method.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 22040
diff changeset
714 Object obj = SPI.findExportedSymbol(dl.env, globalName, true);
21716
2f9e4d984d16 Give languages a chance to do implicit exports. Prefer explicit exports over implicit ones.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 21649
diff changeset
715 if (obj != null) {
2f9e4d984d16 Give languages a chance to do implicit exports. Prefer explicit exports over implicit ones.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 21649
diff changeset
716 return obj;
2f9e4d984d16 Give languages a chance to do implicit exports. Prefer explicit exports over implicit ones.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 21649
diff changeset
717 }
2f9e4d984d16 Give languages a chance to do implicit exports. Prefer explicit exports over implicit ones.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 21649
diff changeset
718 }
2f9e4d984d16 Give languages a chance to do implicit exports. Prefer explicit exports over implicit ones.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 21649
diff changeset
719 for (Language dl : uniqueLang) {
22066
78c3d3d8d86e Clearly separating the TruffleLanguage definition from context used during its execution. TruffleLanguage now has to have public static field INSTANCE and override createContext method.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 22040
diff changeset
720 TruffleLanguage<?> l = dl.getImpl();
21716
2f9e4d984d16 Give languages a chance to do implicit exports. Prefer explicit exports over implicit ones.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 21649
diff changeset
721 if (l == ownLang) {
2f9e4d984d16 Give languages a chance to do implicit exports. Prefer explicit exports over implicit ones.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 21649
diff changeset
722 continue;
2f9e4d984d16 Give languages a chance to do implicit exports. Prefer explicit exports over implicit ones.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 21649
diff changeset
723 }
22066
78c3d3d8d86e Clearly separating the TruffleLanguage definition from context used during its execution. TruffleLanguage now has to have public static field INSTANCE and override createContext method.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 22040
diff changeset
724 Object obj = SPI.findExportedSymbol(dl.env, globalName, false);
21468
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
725 if (obj != null) {
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
726 return obj;
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
727 }
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
728 }
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
729 return null;
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
730 }
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
731
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
732 @Override
22066
78c3d3d8d86e Clearly separating the TruffleLanguage definition from context used during its execution. TruffleLanguage now has to have public static field INSTANCE and override createContext method.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 22040
diff changeset
733 public Env attachEnv(TruffleVM vm, TruffleLanguage<?> language, Writer stdOut, Writer stdErr, Reader stdIn) {
78c3d3d8d86e Clearly separating the TruffleLanguage definition from context used during its execution. TruffleLanguage now has to have public static field INSTANCE and override createContext method.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 22040
diff changeset
734 return super.attachEnv(vm, language, stdOut, stdErr, stdIn);
21468
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
735 }
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
736
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
737 @Override
22066
78c3d3d8d86e Clearly separating the TruffleLanguage definition from context used during its execution. TruffleLanguage now has to have public static field INSTANCE and override createContext method.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 22040
diff changeset
738 public Object eval(TruffleLanguage<?> l, Source s) throws IOException {
21468
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
739 return super.eval(l, s);
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
740 }
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
741
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
742 @Override
22066
78c3d3d8d86e Clearly separating the TruffleLanguage definition from context used during its execution. TruffleLanguage now has to have public static field INSTANCE and override createContext method.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 22040
diff changeset
743 public Object findExportedSymbol(TruffleLanguage.Env env, String globalName, boolean onlyExplicit) {
78c3d3d8d86e Clearly separating the TruffleLanguage definition from context used during its execution. TruffleLanguage now has to have public static field INSTANCE and override createContext method.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 22040
diff changeset
744 return super.findExportedSymbol(env, globalName, onlyExplicit);
21468
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
745 }
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
746
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
747 @Override
22066
78c3d3d8d86e Clearly separating the TruffleLanguage definition from context used during its execution. TruffleLanguage now has to have public static field INSTANCE and override createContext method.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 22040
diff changeset
748 protected Object languageGlobal(TruffleLanguage.Env env) {
78c3d3d8d86e Clearly separating the TruffleLanguage definition from context used during its execution. TruffleLanguage now has to have public static field INSTANCE and override createContext method.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 22040
diff changeset
749 return super.languageGlobal(env);
21468
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
750 }
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
751
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
752 @Override
22084
77562c7bc5a6 Caching the CallTarget in Symbol, so it may get hot one day
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 22078
diff changeset
753 protected CallTarget createCallTarget(TruffleLanguage<?> lang, Object obj, Object[] args) throws IOException {
77562c7bc5a6 Caching the CallTarget in Symbol, so it may get hot one day
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 22078
diff changeset
754 return super.createCallTarget(lang, obj, args);
21468
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
755 }
21890
894f82515e38 Truffle/APIs and Debugging: Evolutionary steps to integrating debugging and tool support with TruffleVM APIs
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 21889
diff changeset
756
894f82515e38 Truffle/APIs and Debugging: Evolutionary steps to integrating debugging and tool support with TruffleVM APIs
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 21889
diff changeset
757 @Override
22066
78c3d3d8d86e Clearly separating the TruffleLanguage definition from context used during its execution. TruffleLanguage now has to have public static field INSTANCE and override createContext method.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 22040
diff changeset
758 public ToolSupportProvider getToolSupport(TruffleLanguage<?> l) {
21890
894f82515e38 Truffle/APIs and Debugging: Evolutionary steps to integrating debugging and tool support with TruffleVM APIs
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 21889
diff changeset
759 return super.getToolSupport(l);
894f82515e38 Truffle/APIs and Debugging: Evolutionary steps to integrating debugging and tool support with TruffleVM APIs
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 21889
diff changeset
760 }
894f82515e38 Truffle/APIs and Debugging: Evolutionary steps to integrating debugging and tool support with TruffleVM APIs
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 21889
diff changeset
761
894f82515e38 Truffle/APIs and Debugging: Evolutionary steps to integrating debugging and tool support with TruffleVM APIs
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 21889
diff changeset
762 @Override
22066
78c3d3d8d86e Clearly separating the TruffleLanguage definition from context used during its execution. TruffleLanguage now has to have public static field INSTANCE and override createContext method.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 22040
diff changeset
763 public DebugSupportProvider getDebugSupport(TruffleLanguage<?> l) {
21890
894f82515e38 Truffle/APIs and Debugging: Evolutionary steps to integrating debugging and tool support with TruffleVM APIs
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 21889
diff changeset
764 return super.getDebugSupport(l);
894f82515e38 Truffle/APIs and Debugging: Evolutionary steps to integrating debugging and tool support with TruffleVM APIs
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 21889
diff changeset
765 }
22003
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 21951
diff changeset
766
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 21951
diff changeset
767 @Override
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 21951
diff changeset
768 protected Class<? extends TruffleLanguage> findLanguage(Probe probe) {
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 21951
diff changeset
769 return super.findLanguage(probe);
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 21951
diff changeset
770 }
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 21951
diff changeset
771
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 21951
diff changeset
772 @Override
22066
78c3d3d8d86e Clearly separating the TruffleLanguage definition from context used during its execution. TruffleLanguage now has to have public static field INSTANCE and override createContext method.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 22040
diff changeset
773 protected Env findLanguage(TruffleVM vm, Class<? extends TruffleLanguage> languageClass) {
78c3d3d8d86e Clearly separating the TruffleLanguage definition from context used during its execution. TruffleLanguage now has to have public static field INSTANCE and override createContext method.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 22040
diff changeset
774 return vm.findEnv(languageClass);
22012
09531c471176 Making sure the accessor can really find the TruffleLanguage instance by its class
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 22003
diff changeset
775 }
09531c471176 Making sure the accessor can really find the TruffleLanguage instance by its class
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 22003
diff changeset
776
09531c471176 Making sure the accessor can really find the TruffleLanguage instance by its class
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 22003
diff changeset
777 @Override
22003
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 21951
diff changeset
778 protected Closeable executionStart(TruffleVM aThis, Debugger[] fillIn, Source s) {
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 21951
diff changeset
779 return super.executionStart(aThis, fillIn, s);
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 21951
diff changeset
780 }
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 21951
diff changeset
781
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 21951
diff changeset
782 @Override
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 21951
diff changeset
783 protected void dispatchEvent(TruffleVM vm, Object event) {
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 21951
diff changeset
784 vm.dispatch(event);
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 21951
diff changeset
785 }
21468
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
786 } // end of SPIAccessor
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
diff changeset
787 }