truffle: truffle/com.oracle.truffle.api/src/com/oracle/truffle/api/TruffleLanguage.java annotate

annotate truffle/com.oracle.truffle.api/src/com/oracle/truffle/api/TruffleLanguage.java @ 22128:f879b1fe3773

Separating the TruffleVM into its own project makes it possible to cleanup various system parts interations

author	Jaroslav Tulach <jaroslav.tulach@oracle.com>
date	Thu, 03 Sep 2015 16:38:45 +0200
parents	c2cb9f1c8688
children	c334865b9d42

rev	line source
21468 99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	1 /*
21649 1c76a5662753 Merge with 645f170013a451083414ff695412c465e9d2ebf0 Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 21557 diff changeset	2 * Copyright (c) 2014, 2015, Oracle and/or its affiliates. All rights reserved.
21468 99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	4 *
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	5 * This code is free software; you can redistribute it and/or modify it
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	6 * under the terms of the GNU General Public License version 2 only, as
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	7 * published by the Free Software Foundation. Oracle designates this
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	8 * particular file as subject to the "Classpath" exception as provided
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	9 * by Oracle in the LICENSE file that accompanied this code.
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	10 *
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	11 * This code is distributed in the hope that it will be useful, but WITHOUT
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	14 * version 2 for more details (a copy is included in the LICENSE file that
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	15 * accompanied this code).
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	16 *
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	17 * You should have received a copy of the GNU General Public License version
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	18 * 2 along with this work; if not, write to the Free Software Foundation,
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	20 *
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	22 * or visit www.oracle.com if you need additional information or have any
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	23 * questions.
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	24 */
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	25 package com.oracle.truffle.api;
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	26
21554 b1530a6cce8c renamed com.oracle.graal.[debug\|options\|hotspotvmconfig]* modules to com.oracle.jvmci.[debug\|options\|hotspotvmconfig]* modules (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: 21481 diff changeset	27 import java.io.*;
b1530a6cce8c renamed com.oracle.graal.[debug\|options\|hotspotvmconfig]* modules to com.oracle.jvmci.[debug\|options\|hotspotvmconfig]* modules (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: 21481 diff changeset	28 import java.lang.annotation.*;
b1530a6cce8c renamed com.oracle.graal.[debug\|options\|hotspotvmconfig]* modules to com.oracle.jvmci.[debug\|options\|hotspotvmconfig]* modules (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: 21481 diff changeset	29
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	30 import com.oracle.truffle.api.debug.*;
21554 b1530a6cce8c renamed com.oracle.graal.[debug\|options\|hotspotvmconfig]* modules to com.oracle.jvmci.[debug\|options\|hotspotvmconfig]* modules (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: 21481 diff changeset	31 import com.oracle.truffle.api.impl.*;
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	32 import com.oracle.truffle.api.instrument.*;
22046 e7c2d36daf72 TruffleLanguage.parse method to convert a source to CallTarget. Basic caching to make sure the code is shared among tenants in one JVM. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21951 diff changeset	33 import com.oracle.truffle.api.nodes.Node;
21554 b1530a6cce8c renamed com.oracle.graal.[debug\|options\|hotspotvmconfig]* modules to com.oracle.jvmci.[debug\|options\|hotspotvmconfig]* modules (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: 21481 diff changeset	34 import com.oracle.truffle.api.source.*;
22046 e7c2d36daf72 TruffleLanguage.parse method to convert a source to CallTarget. Basic caching to make sure the code is shared among tenants in one JVM. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21951 diff changeset	35 import java.util.Collections;
e7c2d36daf72 TruffleLanguage.parse method to convert a source to CallTarget. Basic caching to make sure the code is shared among tenants in one JVM. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21951 diff changeset	36 import java.util.Map;
e7c2d36daf72 TruffleLanguage.parse method to convert a source to CallTarget. Basic caching to make sure the code is shared among tenants in one JVM. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21951 diff changeset	37 import java.util.WeakHashMap;
21468 99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	38
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	39 /**
22094 0058a9461865 Truffle/instrumentation: minor Javadoc fixes Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 22081 diff changeset	40 * An entry point for everyone who wants to implement a Truffle based language. By providing an
21468 99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	41 * implementation of this type and registering it using {@link Registration} annotation, your
22128 f879b1fe3773 Separating the TruffleVM into its own project makes it possible to cleanup various system parts interations Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22110 diff changeset	42 * language becomes accessible to users of the {@link com.oracle.truffle.api.vm.TruffleVM Truffle
f879b1fe3773 Separating the TruffleVM into its own project makes it possible to cleanup various system parts interations Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22110 diff changeset	43 * virtual machine} - all they will need to do is to include your JAR into their application and all
f879b1fe3773 Separating the TruffleVM into its own project makes it possible to cleanup various system parts interations Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22110 diff changeset	44 * the Truffle goodies (multi-language support, multitenant hosting, debugging, etc.) will be made
f879b1fe3773 Separating the TruffleVM into its own project makes it possible to cleanup various system parts interations Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22110 diff changeset	45 * available to them.
22094 0058a9461865 Truffle/instrumentation: minor Javadoc fixes Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 22081 diff changeset	46 *
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: 22049 diff changeset	47 * @param <C> internal state of the language associated with every thread that is executing program
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: 22049 diff changeset	48 * {@link #parse(com.oracle.truffle.api.source.Source, com.oracle.truffle.api.nodes.Node, java.lang.String...)
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: 22049 diff changeset	49 * parsed} 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	50 */
22128 f879b1fe3773 Separating the TruffleVM into its own project makes it possible to cleanup various system parts interations Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22110 diff changeset	51 @SuppressWarnings("javadoc")
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: 22049 diff changeset	52 public abstract class TruffleLanguage<C> {
21481 bb51b9a142b3 Enforcing public, one parameter constructor for each TruffleLanguage by annotation processor and required call to super. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21468 diff changeset	53 /**
bb51b9a142b3 Enforcing public, one parameter constructor for each TruffleLanguage by annotation processor and required call to super. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21468 diff changeset	54 * Constructor to be called by subclasses.
bb51b9a142b3 Enforcing public, one parameter constructor for each TruffleLanguage by annotation processor and required call to super. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21468 diff changeset	55 */
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: 22049 diff changeset	56 protected TruffleLanguage() {
21481 bb51b9a142b3 Enforcing public, one parameter constructor for each TruffleLanguage by annotation processor and required call to super. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21468 diff changeset	57 }
21468 99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	58
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	59 /**
22128 f879b1fe3773 Separating the TruffleVM into its own project makes it possible to cleanup various system parts interations Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22110 diff changeset	60 * The annotation to use to register your language to the
f879b1fe3773 Separating the TruffleVM into its own project makes it possible to cleanup various system parts interations Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22110 diff changeset	61 * {@link com.oracle.truffle.api.vm.TruffleVM Truffle} system. By annotating your implementation
f879b1fe3773 Separating the TruffleVM into its own project makes it possible to cleanup various system parts interations Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22110 diff changeset	62 * of {@link TruffleLanguage} by this annotation you are just a
21649 1c76a5662753 Merge with 645f170013a451083414ff695412c465e9d2ebf0 Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 21557 diff changeset	63 * <em>one JAR drop to the class path</em> away from your users. Once they include your JAR in
22128 f879b1fe3773 Separating the TruffleVM into its own project makes it possible to cleanup various system parts interations Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22110 diff changeset	64 * their application, your language will be available to the
f879b1fe3773 Separating the TruffleVM into its own project makes it possible to cleanup various system parts interations Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22110 diff changeset	65 * {@link com.oracle.truffle.api.vm.TruffleVM Truffle virtual machine}.
21468 99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	66 */
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	67 @Retention(RetentionPolicy.SOURCE)
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	68 @Target(ElementType.TYPE)
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	69 public @interface Registration {
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	70 /**
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	71 * Unique name of your language. This name will be exposed to users via the
22128 f879b1fe3773 Separating the TruffleVM into its own project makes it possible to cleanup various system parts interations Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22110 diff changeset	72 * {@link com.oracle.truffle.api.vm.TruffleVM.Language#getName()} getter.
21468 99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	73 *
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	74 * @return identifier of your language
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	75 */
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	76 String name();
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	77
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	78 /**
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	79 * Unique string identifying the language version. This name will be exposed to users via
22128 f879b1fe3773 Separating the TruffleVM into its own project makes it possible to cleanup various system parts interations Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22110 diff changeset	80 * the {@link com.oracle.truffle.api.vm.TruffleVM.Language#getVersion()} getter.
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	81 *
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	82 * @return version of your language
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	83 */
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	84 String 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	85
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	86 /**
21649 1c76a5662753 Merge with 645f170013a451083414ff695412c465e9d2ebf0 Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 21557 diff changeset	87 * List of MIME types associated with your language. Users will use them (directly or
22128 f879b1fe3773 Separating the TruffleVM into its own project makes it possible to cleanup various system parts interations Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22110 diff changeset	88 * indirectly) when
f879b1fe3773 Separating the TruffleVM into its own project makes it possible to cleanup various system parts interations Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22110 diff changeset	89 * {@link com.oracle.truffle.api.vm.TruffleVM#eval(com.oracle.truffle.api.source.Source)
f879b1fe3773 Separating the TruffleVM into its own project makes it possible to cleanup various system parts interations Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22110 diff changeset	90 * executing} their code snippets or their {@link Source files}.
21468 99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	91 *
21649 1c76a5662753 Merge with 645f170013a451083414ff695412c465e9d2ebf0 Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 21557 diff changeset	92 * @return array of MIME types assigned to your language files
21468 99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	93 */
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	94 String[] mimeType();
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	95 }
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	96
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: 22049 diff changeset	97 /**
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: 22049 diff changeset	98 * Creates internal representation of the executing context suitable for given environment. Each
22128 f879b1fe3773 Separating the TruffleVM into its own project makes it possible to cleanup various system parts interations Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22110 diff changeset	99 * time the {@link TruffleLanguage language} is used by a new
f879b1fe3773 Separating the TruffleVM into its own project makes it possible to cleanup various system parts interations Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22110 diff changeset	100 * {@link com.oracle.truffle.api.vm.TruffleVM} or in a new thread, the system calls this method
f879b1fe3773 Separating the TruffleVM into its own project makes it possible to cleanup various system parts interations Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22110 diff changeset	101 * to let the {@link TruffleLanguage language} prepare for <em>execution</em>. The returned
f879b1fe3773 Separating the TruffleVM into its own project makes it possible to cleanup various system parts interations Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22110 diff changeset	102 * execution context is completely language specific; it is however expected it will contain
f879b1fe3773 Separating the TruffleVM into its own project makes it possible to cleanup various system parts interations Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22110 diff changeset	103 * reference to here-in provided <code>env</code> and adjust itself according to parameters
f879b1fe3773 Separating the TruffleVM into its own project makes it possible to cleanup various system parts interations Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22110 diff changeset	104 * provided by the <code>env</code> object.
22094 0058a9461865 Truffle/instrumentation: minor Javadoc fixes Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 22081 diff changeset	105 *
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: 22049 diff changeset	106 * @param env the environment the language is supposed to operate 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: 22049 diff changeset	107 * @return internal data of the language in given environment
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: 22049 diff changeset	108 */
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: 22049 diff changeset	109 protected abstract C createContext(Env env);
21468 99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	110
22046 e7c2d36daf72 TruffleLanguage.parse method to convert a source to CallTarget. Basic caching to make sure the code is shared among tenants in one JVM. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21951 diff changeset	111 /**
e7c2d36daf72 TruffleLanguage.parse method to convert a source to CallTarget. Basic caching to make sure the code is shared among tenants in one JVM. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21951 diff changeset	112 * Parses the provided source and generates appropriate AST. The parsing should execute no user
e7c2d36daf72 TruffleLanguage.parse method to convert a source to CallTarget. Basic caching to make sure the code is shared among tenants in one JVM. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21951 diff changeset	113 * code, it should only create the {@link Node} tree to represent the source. The parsing may be
e7c2d36daf72 TruffleLanguage.parse method to convert a source to CallTarget. Basic caching to make sure the code is shared among tenants in one JVM. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21951 diff changeset	114 * performed in a context (specified as another {@link Node}) or without context. The
e7c2d36daf72 TruffleLanguage.parse method to convert a source to CallTarget. Basic caching to make sure the code is shared among tenants in one JVM. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21951 diff changeset	115 * {@code argumentNames} may contain symbolic names for actual parameters of the call to the
e7c2d36daf72 TruffleLanguage.parse method to convert a source to CallTarget. Basic caching to make sure the code is shared among tenants in one JVM. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21951 diff changeset	116 * returned value. The result should be a call target with method
e7c2d36daf72 TruffleLanguage.parse method to convert a source to CallTarget. Basic caching to make sure the code is shared among tenants in one JVM. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21951 diff changeset	117 * {@link CallTarget#call(java.lang.Object...)} that accepts as many arguments as were provided
e7c2d36daf72 TruffleLanguage.parse method to convert a source to CallTarget. Basic caching to make sure the code is shared among tenants in one JVM. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21951 diff changeset	118 * via the {@code argumentNames} array.
e7c2d36daf72 TruffleLanguage.parse method to convert a source to CallTarget. Basic caching to make sure the code is shared among tenants in one JVM. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21951 diff changeset	119 *
e7c2d36daf72 TruffleLanguage.parse method to convert a source to CallTarget. Basic caching to make sure the code is shared among tenants in one JVM. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21951 diff changeset	120 * @param code source code to parse
e7c2d36daf72 TruffleLanguage.parse method to convert a source to CallTarget. Basic caching to make sure the code is shared among tenants in one JVM. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21951 diff changeset	121 * @param context a {@link Node} defining context for the parsing
e7c2d36daf72 TruffleLanguage.parse method to convert a source to CallTarget. Basic caching to make sure the code is shared among tenants in one JVM. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21951 diff changeset	122 * @param argumentNames symbolic names for parameters of
e7c2d36daf72 TruffleLanguage.parse method to convert a source to CallTarget. Basic caching to make sure the code is shared among tenants in one JVM. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21951 diff changeset	123 * {@link CallTarget#call(java.lang.Object...)}
e7c2d36daf72 TruffleLanguage.parse method to convert a source to CallTarget. Basic caching to make sure the code is shared among tenants in one JVM. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21951 diff changeset	124 * @return a call target to invoke which also keeps in memory the {@link Node} tree representing
e7c2d36daf72 TruffleLanguage.parse method to convert a source to CallTarget. Basic caching to make sure the code is shared among tenants in one JVM. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21951 diff changeset	125 * just parsed <code>code</code>
22081 ff531952a91c Making sure IOException from TruffleLanguage.parse method is correctly propagated to TruffleVM.eval caller. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22070 diff changeset	126 * @throws IOException thrown when I/O or parsing goes wrong. Here-in thrown exception is
ff531952a91c Making sure IOException from TruffleLanguage.parse method is correctly propagated to TruffleVM.eval caller. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22070 diff changeset	127 * propagate to the user who called one of <code>eval</code> methods of
22128 f879b1fe3773 Separating the TruffleVM into its own project makes it possible to cleanup various system parts interations Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22110 diff changeset	128 * {@link com.oracle.truffle.api.vm.TruffleVM}
22046 e7c2d36daf72 TruffleLanguage.parse method to convert a source to CallTarget. Basic caching to make sure the code is shared among tenants in one JVM. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21951 diff changeset	129 */
e7c2d36daf72 TruffleLanguage.parse method to convert a source to CallTarget. Basic caching to make sure the code is shared among tenants in one JVM. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21951 diff changeset	130 protected abstract CallTarget parse(Source code, Node context, String... argumentNames) 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	131
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	132 /**
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	133 * Called when some other language is seeking for a global symbol. This method is supposed to do
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	134 * lazy binding, e.g. there is no need to export symbols in advance, it is fine to wait until
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	135 * somebody asks for it (by calling this method).
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	136 * <p>
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	137 * The exported object can either be <code>TruffleObject</code> (e.g. a native object from the
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	138 * other language) to support interoperability between languages, {@link String} or one of Java
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	139 * primitive wrappers ( {@link Integer}, {@link Double}, {@link Short}, {@link Boolean}, etc.).
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	140 * <p>
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	141 * The way a symbol becomes <em>exported</em> is language dependent. In general it is preferred
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	142 * to make the export explicit - e.g. call some function or method to register an object under
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	143 * specific name. Some languages may however decide to support implicit export of symbols (for
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	144 * example from global scope, if they have one). However explicit exports should always be
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	145 * preferred. Implicitly exported object of some name should only be used when there is no
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	146 * explicit export under such <code>globalName</code>. To ensure so the infrastructure first
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	147 * asks all known languages for <code>onlyExplicit</code> symbols and only when none is found,
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	148 * it does one more round with <code>onlyExplicit</code> set to <code>false</code>.
21468 99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	149 *
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	150 * @param globalName the name of the global symbol to find
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	151 * @param onlyExplicit should the language seek for implicitly exported object or only consider
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	152 * the explicitly exported ones?
21468 99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	153 * @return an exported object or <code>null</code>, if the symbol does not represent anything
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	154 * meaningful in this language
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	155 */
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: 22049 diff changeset	156 protected abstract Object findExportedSymbol(C context, String globalName, boolean onlyExplicit);
21468 99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	157
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	158 /**
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	159 * Returns global object for the language.
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	160 * <p>
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	161 * The object is expected to be <code>TruffleObject</code> (e.g. a native object from the other
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	162 * language) but technically it can be one of Java primitive wrappers ({@link Integer},
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	163 * {@link Double}, {@link Short}, etc.).
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	164 *
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	165 * @return the global object or <code>null</code> if the language does not support such concept
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	166 */
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: 22049 diff changeset	167 protected abstract Object getLanguageGlobal(C context);
21468 99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	168
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	169 /**
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	170 * Checks whether the object is provided by this language.
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	171 *
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	172 * @param object the object to check
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	173 * @return <code>true</code> if this language can deal with such object in native way
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	174 */
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	175 protected abstract boolean isObjectOfLanguage(Object object);
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	176
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	177 protected abstract ToolSupportProvider getToolSupport();
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	178
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	179 protected abstract DebugSupportProvider getDebugSupport();
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	180
21468 99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	181 /**
22070 a7ca9e9a1d51 Removing VirtualFrame parameter. Documenting. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22068 diff changeset	182 * Allows a language implementor to create a node that can effectively lookup up the context
a7ca9e9a1d51 Removing VirtualFrame parameter. Documenting. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22068 diff changeset	183 * associated with current execution. The context is created by
a7ca9e9a1d51 Removing VirtualFrame parameter. Documenting. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22068 diff changeset	184 * {@link #createContext(com.oracle.truffle.api.TruffleLanguage.Env)} method.
22094 0058a9461865 Truffle/instrumentation: minor Javadoc fixes Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 22081 diff changeset	185 *
22070 a7ca9e9a1d51 Removing VirtualFrame parameter. Documenting. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22068 diff changeset	186 * @return node to be inserted into program to effectively find out current execution context
a7ca9e9a1d51 Removing VirtualFrame parameter. Documenting. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22068 diff changeset	187 * for this language
22046 e7c2d36daf72 TruffleLanguage.parse method to convert a source to CallTarget. Basic caching to make sure the code is shared among tenants in one JVM. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21951 diff changeset	188 */
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: 22049 diff changeset	189 @SuppressWarnings({"rawtypes", "unchecked"})
22068 fec8f8a61f6c Introducing FindContextNode Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22066 diff changeset	190 protected final Node createFindContextNode() {
fec8f8a61f6c Introducing FindContextNode Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22066 diff changeset	191 final Class<? extends TruffleLanguage<?>> c = (Class<? extends TruffleLanguage<?>>) getClass();
fec8f8a61f6c Introducing FindContextNode Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22066 diff changeset	192 return new FindContextNode(c);
fec8f8a61f6c Introducing FindContextNode Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22066 diff changeset	193 }
22070 a7ca9e9a1d51 Removing VirtualFrame parameter. Documenting. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22068 diff changeset	194
a7ca9e9a1d51 Removing VirtualFrame parameter. Documenting. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22068 diff changeset	195 /**
a7ca9e9a1d51 Removing VirtualFrame parameter. Documenting. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22068 diff changeset	196 * Uses the {@link #createFindContextNode()} node to obtain the current context.
22094 0058a9461865 Truffle/instrumentation: minor Javadoc fixes Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 22081 diff changeset	197 *
22070 a7ca9e9a1d51 Removing VirtualFrame parameter. Documenting. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22068 diff changeset	198 * @param n the node created by this language's {@link #createFindContextNode()}
a7ca9e9a1d51 Removing VirtualFrame parameter. Documenting. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22068 diff changeset	199 * @return the context created by
a7ca9e9a1d51 Removing VirtualFrame parameter. Documenting. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22068 diff changeset	200 * {@link #createContext(com.oracle.truffle.api.TruffleLanguage.Env)} method at the
a7ca9e9a1d51 Removing VirtualFrame parameter. Documenting. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22068 diff changeset	201 * beginning of the language execution
a7ca9e9a1d51 Removing VirtualFrame parameter. Documenting. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22068 diff changeset	202 * @throws ClassCastException if the node has not been created by <code>this</code>.
a7ca9e9a1d51 Removing VirtualFrame parameter. Documenting. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22068 diff changeset	203 * {@link #createFindContextNode()} method.
a7ca9e9a1d51 Removing VirtualFrame parameter. Documenting. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22068 diff changeset	204 */
a7ca9e9a1d51 Removing VirtualFrame parameter. Documenting. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22068 diff changeset	205 @SuppressWarnings({"rawtypes", "unchecked"})
a7ca9e9a1d51 Removing VirtualFrame parameter. Documenting. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22068 diff changeset	206 protected final C findContext(Node n) {
22068 fec8f8a61f6c Introducing FindContextNode Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22066 diff changeset	207 FindContextNode fcn = (FindContextNode) n;
22070 a7ca9e9a1d51 Removing VirtualFrame parameter. Documenting. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22068 diff changeset	208 if (fcn.getLanguageClass() != getClass()) {
a7ca9e9a1d51 Removing VirtualFrame parameter. Documenting. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22068 diff changeset	209 throw new ClassCastException();
a7ca9e9a1d51 Removing VirtualFrame parameter. Documenting. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22068 diff changeset	210 }
a7ca9e9a1d51 Removing VirtualFrame parameter. Documenting. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22068 diff changeset	211 return (C) fcn.executeFindContext();
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: 22049 diff changeset	212 }
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: 22049 diff changeset	213
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: 22049 diff changeset	214 private static final class LangCtx<C> {
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: 22049 diff changeset	215 final TruffleLanguage<C> lang;
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: 22049 diff changeset	216 final C ctx;
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: 22049 diff changeset	217
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: 22049 diff changeset	218 public LangCtx(TruffleLanguage<C> lang, 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: 22049 diff changeset	219 this.lang = lang;
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: 22049 diff changeset	220 this.ctx = lang.createContext(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: 22049 diff changeset	221 }
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: 22049 diff changeset	222
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: 22049 diff changeset	223 Object findExportedSymbol(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: 22049 diff changeset	224 return lang.findExportedSymbol(ctx, globalName, 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: 22049 diff changeset	225 }
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: 22049 diff changeset	226
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: 22049 diff changeset	227 Object getLanguageGlobal() {
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: 22049 diff changeset	228 return lang.getLanguageGlobal(ctx);
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: 22049 diff changeset	229 }
22046 e7c2d36daf72 TruffleLanguage.parse method to convert a source to CallTarget. Basic caching to make sure the code is shared among tenants in one JVM. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21951 diff changeset	230 }
e7c2d36daf72 TruffleLanguage.parse method to convert a source to CallTarget. Basic caching to make sure the code is shared among tenants in one JVM. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21951 diff changeset	231
e7c2d36daf72 TruffleLanguage.parse method to convert a source to CallTarget. Basic caching to make sure the code is shared among tenants in one JVM. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21951 diff changeset	232 /**
21468 99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	233 * Represents execution environment of the {@link TruffleLanguage}. Each active
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	234 * {@link TruffleLanguage} receives instance of the environment before any code is executed upon
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	235 * it. The environment has knowledge of all active languages and can exchange symbols between
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	236 * them.
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	237 */
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	238 public static final class Env {
22128 f879b1fe3773 Separating the TruffleVM into its own project makes it possible to cleanup various system parts interations Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22110 diff changeset	239 private final Object vm;
22109 b5eaddcdf86a Calling Env.importSymbol from TruffleLanguage.createContext should be possible Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22104 diff changeset	240 private final TruffleLanguage<?> lang;
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: 22049 diff changeset	241 private final LangCtx<?> langCtx;
21490 3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	242 private final Reader in;
3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	243 private final Writer err;
3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	244 private final Writer out;
21468 99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	245
22128 f879b1fe3773 Separating the TruffleVM into its own project makes it possible to cleanup various system parts interations Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22110 diff changeset	246 Env(Object vm, TruffleLanguage<?> lang, Writer out, Writer err, Reader in) {
21468 99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	247 this.vm = vm;
21490 3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	248 this.in = in;
3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	249 this.err = err;
3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	250 this.out = out;
22109 b5eaddcdf86a Calling Env.importSymbol from TruffleLanguage.createContext should be possible Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22104 diff changeset	251 this.lang = lang;
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: 22049 diff changeset	252 this.langCtx = new LangCtx<>(lang, this);
21468 99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	253 }
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	254
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	255 /**
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	256 * Asks the environment to go through other registered languages and find whether they
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	257 * export global symbol of specified name. The expected return type is either
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	258 * <code>TruffleObject</code>, or one of wrappers of Java primitive types ({@link Integer},
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	259 * {@link Double}).
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	260 *
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	261 * @param globalName the name of the symbol to search for
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	262 * @return object representing the symbol or <code>null</code>
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	263 */
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	264 public Object importSymbol(String globalName) {
22109 b5eaddcdf86a Calling Env.importSymbol from TruffleLanguage.createContext should be possible Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22104 diff changeset	265 return API.importSymbol(vm, lang, globalName);
21468 99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	266 }
21490 3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	267
3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	268 /**
22128 f879b1fe3773 Separating the TruffleVM into its own project makes it possible to cleanup various system parts interations Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22110 diff changeset	269 * Input associated with {@link com.oracle.truffle.api.vm.TruffleVM} this language is being
f879b1fe3773 Separating the TruffleVM into its own project makes it possible to cleanup various system parts interations Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22110 diff changeset	270 * executed in.
21490 3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	271 *
3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	272 * @return reader, never <code>null</code>
3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	273 */
3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	274 public Reader stdIn() {
3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	275 return in;
3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	276 }
3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	277
3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	278 /**
22128 f879b1fe3773 Separating the TruffleVM into its own project makes it possible to cleanup various system parts interations Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22110 diff changeset	279 * Standard output writer for {@link com.oracle.truffle.api.vm.TruffleVM} this language is
f879b1fe3773 Separating the TruffleVM into its own project makes it possible to cleanup various system parts interations Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22110 diff changeset	280 * being executed in.
21490 3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	281 *
3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	282 * @return writer, never <code>null</code>
3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	283 */
3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	284 public Writer stdOut() {
3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	285 return out;
3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	286 }
3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	287
3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	288 /**
22128 f879b1fe3773 Separating the TruffleVM into its own project makes it possible to cleanup various system parts interations Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22110 diff changeset	289 * Standard error writer for {@link com.oracle.truffle.api.vm.TruffleVM} this language is
f879b1fe3773 Separating the TruffleVM into its own project makes it possible to cleanup various system parts interations Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22110 diff changeset	290 * being executed in.
21490 3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	291 *
3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	292 * @return writer, never <code>null</code>
3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	293 */
3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	294 public Writer stdErr() {
3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	295 return err;
3286fb5fea4a Introducing standard I/O and error into Env and using TruffleVM to execute SL test cases. Adding SLTckTest to verify SL language interop. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21481 diff changeset	296 }
21468 99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	297 }
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	298
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	299 private static final AccessAPI API = new AccessAPI();
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	300
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: 22049 diff changeset	301 @SuppressWarnings("rawtypes")
21468 99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	302 private static final class AccessAPI extends Accessor {
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	303 @Override
22128 f879b1fe3773 Separating the TruffleVM into its own project makes it possible to cleanup various system parts interations Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22110 diff changeset	304 protected Env attachEnv(Object vm, TruffleLanguage<?> language, Writer stdOut, Writer stdErr, Reader stdIn) {
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: 22049 diff changeset	305 Env env = new Env(vm, language, stdOut, stdErr, 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: 22049 diff changeset	306 return env;
21468 99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	307 }
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	308
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	309 @Override
22128 f879b1fe3773 Separating the TruffleVM into its own project makes it possible to cleanup various system parts interations Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22110 diff changeset	310 protected Object importSymbol(Object vm, TruffleLanguage<?> queryingLang, String globalName) {
21468 99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	311 return super.importSymbol(vm, queryingLang, globalName);
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	312 }
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	313
22046 e7c2d36daf72 TruffleLanguage.parse method to convert a source to CallTarget. Basic caching to make sure the code is shared among tenants in one JVM. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21951 diff changeset	314 private static final Map<Source, CallTarget> COMPILED = Collections.synchronizedMap(new WeakHashMap<Source, CallTarget>());
e7c2d36daf72 TruffleLanguage.parse method to convert a source to CallTarget. Basic caching to make sure the code is shared among tenants in one JVM. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21951 diff changeset	315
21468 99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	316 @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: 22049 diff changeset	317 protected Object eval(TruffleLanguage<?> language, Source source) throws IOException {
22046 e7c2d36daf72 TruffleLanguage.parse method to convert a source to CallTarget. Basic caching to make sure the code is shared among tenants in one JVM. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21951 diff changeset	318 CallTarget target = COMPILED.get(source);
e7c2d36daf72 TruffleLanguage.parse method to convert a source to CallTarget. Basic caching to make sure the code is shared among tenants in one JVM. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21951 diff changeset	319 if (target == null) {
e7c2d36daf72 TruffleLanguage.parse method to convert a source to CallTarget. Basic caching to make sure the code is shared among tenants in one JVM. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21951 diff changeset	320 target = language.parse(source, null);
e7c2d36daf72 TruffleLanguage.parse method to convert a source to CallTarget. Basic caching to make sure the code is shared among tenants in one JVM. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21951 diff changeset	321 if (target == null) {
e7c2d36daf72 TruffleLanguage.parse method to convert a source to CallTarget. Basic caching to make sure the code is shared among tenants in one JVM. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21951 diff changeset	322 throw new IOException("Parsing has not produced a CallTarget for " + source);
e7c2d36daf72 TruffleLanguage.parse method to convert a source to CallTarget. Basic caching to make sure the code is shared among tenants in one JVM. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21951 diff changeset	323 }
e7c2d36daf72 TruffleLanguage.parse method to convert a source to CallTarget. Basic caching to make sure the code is shared among tenants in one JVM. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21951 diff changeset	324 COMPILED.put(source, target);
e7c2d36daf72 TruffleLanguage.parse method to convert a source to CallTarget. Basic caching to make sure the code is shared among tenants in one JVM. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21951 diff changeset	325 }
e7c2d36daf72 TruffleLanguage.parse method to convert a source to CallTarget. Basic caching to make sure the code is shared among tenants in one JVM. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21951 diff changeset	326 try {
e7c2d36daf72 TruffleLanguage.parse method to convert a source to CallTarget. Basic caching to make sure the code is shared among tenants in one JVM. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21951 diff changeset	327 return target.call();
e7c2d36daf72 TruffleLanguage.parse method to convert a source to CallTarget. Basic caching to make sure the code is shared among tenants in one JVM. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21951 diff changeset	328 } catch (Exception ex) {
e7c2d36daf72 TruffleLanguage.parse method to convert a source to CallTarget. Basic caching to make sure the code is shared among tenants in one JVM. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21951 diff changeset	329 throw new IOException(ex);
e7c2d36daf72 TruffleLanguage.parse method to convert a source to CallTarget. Basic caching to make sure the code is shared among tenants in one JVM. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21951 diff changeset	330 }
21468 99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	331 }
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	332
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	333 @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: 22049 diff changeset	334 protected 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: 22049 diff changeset	335 return env.langCtx.findExportedSymbol(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	336 }
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	337
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	338 @Override
22128 f879b1fe3773 Separating the TruffleVM into its own project makes it possible to cleanup various system parts interations Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22110 diff changeset	339 protected Env findLanguage(Object vm, Class<? extends TruffleLanguage> languageClass) {
22046 e7c2d36daf72 TruffleLanguage.parse method to convert a source to CallTarget. Basic caching to make sure the code is shared among tenants in one JVM. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21951 diff changeset	340 return super.findLanguage(vm, languageClass);
e7c2d36daf72 TruffleLanguage.parse method to convert a source to CallTarget. Basic caching to make sure the code is shared among tenants in one JVM. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21951 diff changeset	341 }
e7c2d36daf72 TruffleLanguage.parse method to convert a source to CallTarget. Basic caching to make sure the code is shared among tenants in one JVM. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21951 diff changeset	342
e7c2d36daf72 TruffleLanguage.parse method to convert a source to CallTarget. Basic caching to make sure the code is shared among tenants in one JVM. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 21951 diff changeset	343 @Override
22110 c2cb9f1c8688 Replacing the langClass.newInstance() hack in Debugger with proper way to obtain the language instance Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22109 diff changeset	344 protected TruffleLanguage<?> findLanguage(Env env) {
c2cb9f1c8688 Replacing the langClass.newInstance() hack in Debugger with proper way to obtain the language instance Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22109 diff changeset	345 return env.lang;
c2cb9f1c8688 Replacing the langClass.newInstance() hack in Debugger with proper way to obtain the language instance Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22109 diff changeset	346 }
c2cb9f1c8688 Replacing the langClass.newInstance() hack in Debugger with proper way to obtain the language instance Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22109 diff changeset	347
c2cb9f1c8688 Replacing the langClass.newInstance() hack in Debugger with proper way to obtain the language instance Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22109 diff changeset	348 @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: 22049 diff changeset	349 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: 22049 diff changeset	350 return env.langCtx.getLanguageGlobal();
21468 99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	351 }
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	352
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	353 @Override
22068 fec8f8a61f6c Introducing FindContextNode Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22066 diff changeset	354 protected Object findContext(Env env) {
fec8f8a61f6c Introducing FindContextNode Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22066 diff changeset	355 return env.langCtx.ctx;
fec8f8a61f6c Introducing FindContextNode Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22066 diff changeset	356 }
fec8f8a61f6c Introducing FindContextNode Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22066 diff changeset	357
fec8f8a61f6c Introducing FindContextNode Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22066 diff changeset	358 @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: 22049 diff changeset	359 protected 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	360 return l.getToolSupport();
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	361 }
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	362
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	363 @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: 22049 diff changeset	364 protected 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	365 return l.getDebugSupport();
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	366 }
21468 99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	367 }
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	368
21468 99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	369 }

Mercurial > hg > truffle

annotate truffle/com.oracle.truffle.api/src/com/oracle/truffle/api/TruffleLanguage.java @ 22128:f879b1fe3773