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 @ 22325:414e82b9fc35

Release 0.9 is out, let's remove deprecated elements from the API

author	Jaroslav Tulach <jaroslav.tulach@oracle.com>
date	Fri, 23 Oct 2015 20:23:00 +0200
parents	518f8ead5d01
children	dea950d41ef3 78594d342228 163fdf64587d

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
22157 dc83cc1f94f2 Using fully qualified imports Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22133 diff changeset	27 import java.io.IOException;
22165 67f75f61c974 Certain languages (like FastR) prefer access to raw byte streams. Offering it. One always has an option to wrap Input and Output Streams into character based Readers and Writers Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22157 diff changeset	28 import java.io.InputStream;
67f75f61c974 Certain languages (like FastR) prefer access to raw byte streams. Offering it. One always has an option to wrap Input and Output Streams into character based Readers and Writers Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22157 diff changeset	29 import java.io.OutputStream;
22157 dc83cc1f94f2 Using fully qualified imports Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22133 diff changeset	30 import java.lang.annotation.ElementType;
dc83cc1f94f2 Using fully qualified imports Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22133 diff changeset	31 import java.lang.annotation.Retention;
dc83cc1f94f2 Using fully qualified imports Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22133 diff changeset	32 import java.lang.annotation.RetentionPolicy;
dc83cc1f94f2 Using fully qualified imports Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22133 diff changeset	33 import java.lang.annotation.Target;
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	34 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	35 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	36 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	37
22261 b73205fe7cf3 Truffle/Instrumentation: remove the abstract method TruffleLanguage.getDefaultASTProber() around issues of timing in the Engine and language startup sequences. TruffleLanguage implementations requiring any Instrumentation services are now required to register (at least) the languages "default" ASTProber for configuring tool behavior; this must be done before any RootNotes are created. Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 22248 diff changeset	38 import com.oracle.truffle.api.debug.Debugger;
22268 b56fe0d3b560 Merge with acfea340b19199faaa44bd5e103c716c17ea2b21 Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 22266 22206 diff changeset	39 import com.oracle.truffle.api.debug.SuspendedEvent;
b56fe0d3b560 Merge with acfea340b19199faaa44bd5e103c716c17ea2b21 Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 22266 22206 diff changeset	40 import com.oracle.truffle.api.frame.FrameInstance;
22214 3aad794eec0e Truffle/Instrumentation: first large merge of instrumentation code into the TruffleVM framework Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 22133 diff changeset	41 import com.oracle.truffle.api.frame.MaterializedFrame;
3aad794eec0e Truffle/Instrumentation: first large merge of instrumentation code into the TruffleVM framework Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 22133 diff changeset	42 import com.oracle.truffle.api.impl.Accessor;
3aad794eec0e Truffle/Instrumentation: first large merge of instrumentation code into the TruffleVM framework Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 22133 diff changeset	43 import com.oracle.truffle.api.impl.FindContextNode;
3aad794eec0e Truffle/Instrumentation: first large merge of instrumentation code into the TruffleVM framework Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 22133 diff changeset	44 import com.oracle.truffle.api.instrument.ASTProber;
22220 20380d1d41f2 Truffle/Instrumentation: second merge of instrumentation code into the TruffleVM framework Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 22219 diff changeset	45 import com.oracle.truffle.api.instrument.Instrumenter;
22261 b73205fe7cf3 Truffle/Instrumentation: remove the abstract method TruffleLanguage.getDefaultASTProber() around issues of timing in the Engine and language startup sequences. TruffleLanguage implementations requiring any Instrumentation services are now required to register (at least) the languages "default" ASTProber for configuring tool behavior; this must be done before any RootNotes are created. Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 22248 diff changeset	46 import com.oracle.truffle.api.instrument.SyntaxTag;
22214 3aad794eec0e Truffle/Instrumentation: first large merge of instrumentation code into the TruffleVM framework Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 22133 diff changeset	47 import com.oracle.truffle.api.instrument.Visualizer;
22226 c896a8e70777 Truffle/Instrumentation: Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 22220 diff changeset	48 import com.oracle.truffle.api.instrument.WrapperNode;
22214 3aad794eec0e Truffle/Instrumentation: first large merge of instrumentation code into the TruffleVM framework Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 22133 diff changeset	49 import com.oracle.truffle.api.nodes.Node;
22268 b56fe0d3b560 Merge with acfea340b19199faaa44bd5e103c716c17ea2b21 Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 22266 22206 diff changeset	50 import com.oracle.truffle.api.nodes.RootNode;
22214 3aad794eec0e Truffle/Instrumentation: first large merge of instrumentation code into the TruffleVM framework Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 22133 diff changeset	51 import com.oracle.truffle.api.source.Source;
22284 33d49924a921 PolyglotEngine.Value.as(String.class) gives the language that produced the value a chance to do its conversion to appropriate textual representation. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22283 diff changeset	52 import java.util.Objects;
22214 3aad794eec0e Truffle/Instrumentation: first large merge of instrumentation code into the TruffleVM framework Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 22133 diff changeset	53
21468 99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	54 /**
22094 0058a9461865 Truffle/instrumentation: minor Javadoc fixes Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 22081 diff changeset	55 * 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	56 * implementation of this type and registering it using {@link Registration} annotation, your
22172 b31dcacfc8ff Replacing more TruffleVM references in comments with the new PolyglotEngine name Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22133 diff changeset	57 * language becomes accessible to users of the {@link com.oracle.truffle.api.vm.PolyglotEngine
b31dcacfc8ff Replacing more TruffleVM references in comments with the new PolyglotEngine name Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22133 diff changeset	58 * polyglot execution engine} - all they will need to do is to include your JAR into their
b31dcacfc8ff Replacing more TruffleVM references in comments with the new PolyglotEngine name Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22133 diff changeset	59 * application and all the Truffle goodies (multi-language support, multitenant hosting, debugging,
b31dcacfc8ff Replacing more TruffleVM references in comments with the new PolyglotEngine name Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22133 diff changeset	60 * etc.) will be made available to them.
22261 b73205fe7cf3 Truffle/Instrumentation: remove the abstract method TruffleLanguage.getDefaultASTProber() around issues of timing in the Engine and language startup sequences. TruffleLanguage implementations requiring any Instrumentation services are now required to register (at least) the languages "default" ASTProber for configuring tool behavior; this must be done before any RootNotes are created. Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 22248 diff changeset	61 * <p>
b73205fe7cf3 Truffle/Instrumentation: remove the abstract method TruffleLanguage.getDefaultASTProber() around issues of timing in the Engine and language startup sequences. TruffleLanguage implementations requiring any Instrumentation services are now required to register (at least) the languages "default" ASTProber for configuring tool behavior; this must be done before any RootNotes are created. Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 22248 diff changeset	62 * The use of {@linkplain Instrumenter Instrument-based services} requires that the language
b73205fe7cf3 Truffle/Instrumentation: remove the abstract method TruffleLanguage.getDefaultASTProber() around issues of timing in the Engine and language startup sequences. TruffleLanguage implementations requiring any Instrumentation services are now required to register (at least) the languages "default" ASTProber for configuring tool behavior; this must be done before any RootNotes are created. Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 22248 diff changeset	63 * {@linkplain Instrumenter#registerASTProber(com.oracle.truffle.api.instrument.ASTProber) register}
b73205fe7cf3 Truffle/Instrumentation: remove the abstract method TruffleLanguage.getDefaultASTProber() around issues of timing in the Engine and language startup sequences. TruffleLanguage implementations requiring any Instrumentation services are now required to register (at least) the languages "default" ASTProber for configuring tool behavior; this must be done before any RootNotes are created. Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 22248 diff changeset	64 * an instance of {@link ASTProber} suitable for the language implementation that can be applied to
b73205fe7cf3 Truffle/Instrumentation: remove the abstract method TruffleLanguage.getDefaultASTProber() around issues of timing in the Engine and language startup sequences. TruffleLanguage implementations requiring any Instrumentation services are now required to register (at least) the languages "default" ASTProber for configuring tool behavior; this must be done before any RootNotes are created. Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 22248 diff changeset	65 * "mark up" each newly created AST with {@link SyntaxTag "tags"} that identify standard syntactic
b73205fe7cf3 Truffle/Instrumentation: remove the abstract method TruffleLanguage.getDefaultASTProber() around issues of timing in the Engine and language startup sequences. TruffleLanguage implementations requiring any Instrumentation services are now required to register (at least) the languages "default" ASTProber for configuring tool behavior; this must be done before any RootNotes are created. Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 22248 diff changeset	66 * constructs in order to configure tool behavior. See also {@linkplain #createContext(Env)
b73205fe7cf3 Truffle/Instrumentation: remove the abstract method TruffleLanguage.getDefaultASTProber() around issues of timing in the Engine and language startup sequences. TruffleLanguage implementations requiring any Instrumentation services are now required to register (at least) the languages "default" ASTProber for configuring tool behavior; this must be done before any RootNotes are created. Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 22248 diff changeset	67 * createContext(Env)}.
22094 0058a9461865 Truffle/instrumentation: minor Javadoc fixes Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 22081 diff changeset	68 *
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	69 * @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	70 * {@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	71 * 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	72 */
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	73 @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	74 public abstract class TruffleLanguage<C> {
22285 58b0a3e41785 Addressing checkstyle lints Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22284 diff changeset	75 private final Map<Source, CallTarget> compiled = Collections.synchronizedMap(new WeakHashMap<Source, CallTarget>());
22283 bc0c838ba705 Cache the parsed sources par individual language to avoid obtaining CallTarget parsed by a different language. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22270 diff changeset	76
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	77 /**
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	78 * 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	79 */
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	80 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	81 }
21468 99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	82
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	83 /**
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	84 * The annotation to use to register your language to the
22266 0d36601f233e Merge revised Instrumentation framework into the Polyglot API Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 22195 22261 diff changeset	85 * {@link com.oracle.truffle.api.vm.PolyglotEngine Truffle} system. By annotating your
0d36601f233e Merge revised Instrumentation framework into the Polyglot API Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 22195 22261 diff changeset	86 * implementation 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	87 * <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	88 * their application, your language will be available to the
22266 0d36601f233e Merge revised Instrumentation framework into the Polyglot API Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 22195 22261 diff changeset	89 * {@link com.oracle.truffle.api.vm.PolyglotEngine 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	90 */
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	91 @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	92 @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	93 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	94 /**
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	95 * Unique name of your language. This name will be exposed to users via the
22266 0d36601f233e Merge revised Instrumentation framework into the Polyglot API Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 22195 22261 diff changeset	96 * {@link com.oracle.truffle.api.vm.PolyglotEngine.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	97 *
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	98 * @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	99 */
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	100 String name();
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	101
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	102 /**
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	103 * Unique string identifying the language version. This name will be exposed to users via
22266 0d36601f233e Merge revised Instrumentation framework into the Polyglot API Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 22195 22261 diff changeset	104 * the {@link com.oracle.truffle.api.vm.PolyglotEngine.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	105 *
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	106 * @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	107 */
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	108 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	109
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	110 /**
21649 1c76a5662753 Merge with 645f170013a451083414ff695412c465e9d2ebf0 Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 21557 diff changeset	111 * 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	112 * indirectly) when
22266 0d36601f233e Merge revised Instrumentation framework into the Polyglot API Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 22195 22261 diff changeset	113 * {@link com.oracle.truffle.api.vm.PolyglotEngine#eval(com.oracle.truffle.api.source.Source)
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	114 * 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	115 *
21649 1c76a5662753 Merge with 645f170013a451083414ff695412c465e9d2ebf0 Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 21557 diff changeset	116 * @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	117 */
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	118 String[] mimeType();
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	119 }
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	120
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	121 /**
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	122 * 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	123 * time the {@link TruffleLanguage language} is used by a new
22195 09d91119929f Documenting the connection between createContext, createFindContextNode and findContext and a trick how to get to the context on a slow path Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22187 diff changeset	124 * {@link com.oracle.truffle.api.vm.PolyglotEngine} or in a new thread, the system calls this
09d91119929f Documenting the connection between createContext, createFindContextNode and findContext and a trick how to get to the context on a slow path Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22187 diff changeset	125 * method to let the {@link TruffleLanguage language} prepare for <em>execution</em>. The
09d91119929f Documenting the connection between createContext, createFindContextNode and findContext and a trick how to get to the context on a slow path Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22187 diff changeset	126 * returned execution context is completely language specific; it is however expected it will
09d91119929f Documenting the connection between createContext, createFindContextNode and findContext and a trick how to get to the context on a slow path Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22187 diff changeset	127 * contain reference to here-in provided <code>env</code> and adjust itself according to
09d91119929f Documenting the connection between createContext, createFindContextNode and findContext and a trick how to get to the context on a slow path Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22187 diff changeset	128 * parameters provided by the <code>env</code> object.
09d91119929f Documenting the connection between createContext, createFindContextNode and findContext and a trick how to get to the context on a slow path Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22187 diff changeset	129 * <p>
09d91119929f Documenting the connection between createContext, createFindContextNode and findContext and a trick how to get to the context on a slow path Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22187 diff changeset	130 * The standard way of accessing the here-in generated context is to create a {@link Node} and
09d91119929f Documenting the connection between createContext, createFindContextNode and findContext and a trick how to get to the context on a slow path Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22187 diff changeset	131 * insert it into own AST hierarchy - use {@link #createFindContextNode()} to obtain the
09d91119929f Documenting the connection between createContext, createFindContextNode and findContext and a trick how to get to the context on a slow path Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22187 diff changeset	132 * {@link Node findNode} and later {@link #findContext(com.oracle.truffle.api.nodes.Node)
09d91119929f Documenting the connection between createContext, createFindContextNode and findContext and a trick how to get to the context on a slow path Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22187 diff changeset	133 * findContext(findNode)} to get back your language context.
22094 0058a9461865 Truffle/instrumentation: minor Javadoc fixes Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 22081 diff changeset	134 *
22261 b73205fe7cf3 Truffle/Instrumentation: remove the abstract method TruffleLanguage.getDefaultASTProber() around issues of timing in the Engine and language startup sequences. TruffleLanguage implementations requiring any Instrumentation services are now required to register (at least) the languages "default" ASTProber for configuring tool behavior; this must be done before any RootNotes are created. Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 22248 diff changeset	135 * If it is expected that any {@linkplain Instrumenter Instrumentation Services} or tools that
b73205fe7cf3 Truffle/Instrumentation: remove the abstract method TruffleLanguage.getDefaultASTProber() around issues of timing in the Engine and language startup sequences. TruffleLanguage implementations requiring any Instrumentation services are now required to register (at least) the languages "default" ASTProber for configuring tool behavior; this must be done before any RootNotes are created. Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 22248 diff changeset	136 * depend on those services (e.g. the {@link Debugger}, then part of the preparation in the new
b73205fe7cf3 Truffle/Instrumentation: remove the abstract method TruffleLanguage.getDefaultASTProber() around issues of timing in the Engine and language startup sequences. TruffleLanguage implementations requiring any Instrumentation services are now required to register (at least) the languages "default" ASTProber for configuring tool behavior; this must be done before any RootNotes are created. Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 22248 diff changeset	137 * context is to
b73205fe7cf3 Truffle/Instrumentation: remove the abstract method TruffleLanguage.getDefaultASTProber() around issues of timing in the Engine and language startup sequences. TruffleLanguage implementations requiring any Instrumentation services are now required to register (at least) the languages "default" ASTProber for configuring tool behavior; this must be done before any RootNotes are created. Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 22248 diff changeset	138 * {@linkplain Instrumenter#registerASTProber(com.oracle.truffle.api.instrument.ASTProber)
b73205fe7cf3 Truffle/Instrumentation: remove the abstract method TruffleLanguage.getDefaultASTProber() around issues of timing in the Engine and language startup sequences. TruffleLanguage implementations requiring any Instrumentation services are now required to register (at least) the languages "default" ASTProber for configuring tool behavior; this must be done before any RootNotes are created. Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 22248 diff changeset	139 * register} a "default" {@link ASTProber} for the language implementation. Instrumentation
b73205fe7cf3 Truffle/Instrumentation: remove the abstract method TruffleLanguage.getDefaultASTProber() around issues of timing in the Engine and language startup sequences. TruffleLanguage implementations requiring any Instrumentation services are now required to register (at least) the languages "default" ASTProber for configuring tool behavior; this must be done before any RootNotes are created. Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 22248 diff changeset	140 * requires that this be available to "mark up" each newly created AST with
b73205fe7cf3 Truffle/Instrumentation: remove the abstract method TruffleLanguage.getDefaultASTProber() around issues of timing in the Engine and language startup sequences. TruffleLanguage implementations requiring any Instrumentation services are now required to register (at least) the languages "default" ASTProber for configuring tool behavior; this must be done before any RootNotes are created. Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 22248 diff changeset	141 * {@linkplain SyntaxTag "tags"} that identify standard syntactic constructs in order to
b73205fe7cf3 Truffle/Instrumentation: remove the abstract method TruffleLanguage.getDefaultASTProber() around issues of timing in the Engine and language startup sequences. TruffleLanguage implementations requiring any Instrumentation services are now required to register (at least) the languages "default" ASTProber for configuring tool behavior; this must be done before any RootNotes are created. Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 22248 diff changeset	142 * configure tool behavior.
b73205fe7cf3 Truffle/Instrumentation: remove the abstract method TruffleLanguage.getDefaultASTProber() around issues of timing in the Engine and language startup sequences. TruffleLanguage implementations requiring any Instrumentation services are now required to register (at least) the languages "default" ASTProber for configuring tool behavior; this must be done before any RootNotes are created. Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 22248 diff changeset	143 *
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	144 * @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	145 * @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	146 */
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	147 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	148
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	149 /**
22187 5dbc7e24390d Fixing the language. Adding 'the'. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22186 diff changeset	150 * Disposes the context created by
22183 1421041175a7 Adding dispose() and TruffleLanguage.disposeContext to allow user request and languages explicitly free the resources Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22165 diff changeset	151 * {@link #createContext(com.oracle.truffle.api.TruffleLanguage.Env)}. A language can be asked
1421041175a7 Adding dispose() and TruffleLanguage.disposeContext to allow user request and languages explicitly free the resources Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22165 diff changeset	152 * by its user to <em>clean-up</em>. In such case the language is supposed to dispose any
1421041175a7 Adding dispose() and TruffleLanguage.disposeContext to allow user request and languages explicitly free the resources Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22165 diff changeset	153 * resources acquired before and <em>dispose</em> the <code>context</code> - e.g. render it
1421041175a7 Adding dispose() and TruffleLanguage.disposeContext to allow user request and languages explicitly free the resources Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22165 diff changeset	154 * useless for any future calls.
1421041175a7 Adding dispose() and TruffleLanguage.disposeContext to allow user request and languages explicitly free the resources Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22165 diff changeset	155 *
1421041175a7 Adding dispose() and TruffleLanguage.disposeContext to allow user request and languages explicitly free the resources Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22165 diff changeset	156 * @param context the context {@link #createContext(com.oracle.truffle.api.TruffleLanguage.Env)
1421041175a7 Adding dispose() and TruffleLanguage.disposeContext to allow user request and languages explicitly free the resources Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22165 diff changeset	157 * created by the language}
1421041175a7 Adding dispose() and TruffleLanguage.disposeContext to allow user request and languages explicitly free the resources Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22165 diff changeset	158 */
1421041175a7 Adding dispose() and TruffleLanguage.disposeContext to allow user request and languages explicitly free the resources Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22165 diff changeset	159 protected void disposeContext(C context) {
1421041175a7 Adding dispose() and TruffleLanguage.disposeContext to allow user request and languages explicitly free the resources Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22165 diff changeset	160 }
1421041175a7 Adding dispose() and TruffleLanguage.disposeContext to allow user request and languages explicitly free the resources Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22165 diff changeset	161
1421041175a7 Adding dispose() and TruffleLanguage.disposeContext to allow user request and languages explicitly free the resources Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22165 diff changeset	162 /**
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	163 * 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	164 * 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	165 * 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	166 * {@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	167 * 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	168 * {@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	169 * 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	170 *
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	171 * @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	172 * @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	173 * @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	174 * {@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	175 * @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	176 * 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	177 * @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	178 * propagate to the user who called one of <code>eval</code> methods of
22266 0d36601f233e Merge revised Instrumentation framework into the Polyglot API Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 22195 22261 diff changeset	179 * {@link com.oracle.truffle.api.vm.PolyglotEngine}
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	180 */
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	181 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	182
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	183 /**
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	184 * 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	185 * 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	186 * 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	187 * <p>
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	188 * 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	189 * 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	190 * 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	191 * <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	192 * 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	193 * 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	194 * 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	195 * 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	196 * 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	197 * 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	198 * 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	199 * 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	200 *
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	201 * @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	202 * @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	203 * 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	204 * @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	205 * 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	206 */
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	207 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	208
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	209 /**
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	210 * 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	211 * <p>
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	212 * 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	213 * 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	214 * {@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	215 *
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	216 * @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	217 */
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	218 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	219
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	220 /**
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	221 * 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	222 *
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	223 * @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	224 * @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	225 */
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	226 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	227
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	228 /**
22214 3aad794eec0e Truffle/Instrumentation: first large merge of instrumentation code into the TruffleVM framework Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 22133 diff changeset	229 * Gets visualization services for language-specific information.
3aad794eec0e Truffle/Instrumentation: first large merge of instrumentation code into the TruffleVM framework Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 22133 diff changeset	230 */
3aad794eec0e Truffle/Instrumentation: first large merge of instrumentation code into the TruffleVM framework Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 22133 diff changeset	231 protected abstract Visualizer getVisualizer();
3aad794eec0e Truffle/Instrumentation: first large merge of instrumentation code into the TruffleVM framework Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 22133 diff changeset	232
3aad794eec0e Truffle/Instrumentation: first large merge of instrumentation code into the TruffleVM framework Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 22133 diff changeset	233 /**
22220 20380d1d41f2 Truffle/Instrumentation: second merge of instrumentation code into the TruffleVM framework Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 22219 diff changeset	234 * Returns {@code true} for a node can be "instrumented" by
20380d1d41f2 Truffle/Instrumentation: second merge of instrumentation code into the TruffleVM framework Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 22219 diff changeset	235 * {@linkplain Instrumenter#probe(Node) probing}.
20380d1d41f2 Truffle/Instrumentation: second merge of instrumentation code into the TruffleVM framework Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 22219 diff changeset	236 * <p>
20380d1d41f2 Truffle/Instrumentation: second merge of instrumentation code into the TruffleVM framework Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 22219 diff changeset	237 * <b>Note:</b> instrumentation requires a appropriate {@link WrapperNode}
20380d1d41f2 Truffle/Instrumentation: second merge of instrumentation code into the TruffleVM framework Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 22219 diff changeset	238 *
22248 6d328e688339 Truffle/Instrumentation: Javadoc cleanup Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 22247 diff changeset	239 * @see WrapperNode
22220 20380d1d41f2 Truffle/Instrumentation: second merge of instrumentation code into the TruffleVM framework Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 22219 diff changeset	240 */
20380d1d41f2 Truffle/Instrumentation: second merge of instrumentation code into the TruffleVM framework Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 22219 diff changeset	241 protected abstract boolean isInstrumentable(Node node);
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	242
22220 20380d1d41f2 Truffle/Instrumentation: second merge of instrumentation code into the TruffleVM framework Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 22219 diff changeset	243 /**
22247 c1c9c6d79f40 Truffle/Instrumentation: remove method Instrumenter.isInstrumentable() Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 22244 diff changeset	244 * For nodes in this language that are <em>instrumentable</em>, this method returns an
c1c9c6d79f40 Truffle/Instrumentation: remove method Instrumenter.isInstrumentable() Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 22244 diff changeset	245 * {@linkplain Node AST node} that:
22220 20380d1d41f2 Truffle/Instrumentation: second merge of instrumentation code into the TruffleVM framework Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 22219 diff changeset	246 * <ol>
20380d1d41f2 Truffle/Instrumentation: second merge of instrumentation code into the TruffleVM framework Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 22219 diff changeset	247 * <li>implements {@link WrapperNode};</li>
20380d1d41f2 Truffle/Instrumentation: second merge of instrumentation code into the TruffleVM framework Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 22219 diff changeset	248 * <li>has the node argument as it's child; and</li>
20380d1d41f2 Truffle/Instrumentation: second merge of instrumentation code into the TruffleVM framework Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 22219 diff changeset	249 * <li>whose type is safe for replacement of the node in the parent.</li>
20380d1d41f2 Truffle/Instrumentation: second merge of instrumentation code into the TruffleVM framework Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 22219 diff changeset	250 * </ol>
20380d1d41f2 Truffle/Instrumentation: second merge of instrumentation code into the TruffleVM framework Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 22219 diff changeset	251 *
20380d1d41f2 Truffle/Instrumentation: second merge of instrumentation code into the TruffleVM framework Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 22219 diff changeset	252 * @return an appropriately typed {@link WrapperNode}
20380d1d41f2 Truffle/Instrumentation: second merge of instrumentation code into the TruffleVM framework Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 22219 diff changeset	253 */
20380d1d41f2 Truffle/Instrumentation: second merge of instrumentation code into the TruffleVM framework Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 22219 diff changeset	254 protected abstract WrapperNode createWrapperNode(Node node);
20380d1d41f2 Truffle/Instrumentation: second merge of instrumentation code into the TruffleVM framework Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 22219 diff changeset	255
20380d1d41f2 Truffle/Instrumentation: second merge of instrumentation code into the TruffleVM framework Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 22219 diff changeset	256 /**
22214 3aad794eec0e Truffle/Instrumentation: first large merge of instrumentation code into the TruffleVM framework Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 22133 diff changeset	257 * Runs source code in a halted execution context, or at top level.
3aad794eec0e Truffle/Instrumentation: first large merge of instrumentation code into the TruffleVM framework Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 22133 diff changeset	258 *
3aad794eec0e Truffle/Instrumentation: first large merge of instrumentation code into the TruffleVM framework Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 22133 diff changeset	259 * @param source the code to run
3aad794eec0e Truffle/Instrumentation: first large merge of instrumentation code into the TruffleVM framework Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 22133 diff changeset	260 * @param node node where execution halted, {@code null} if no execution context
3aad794eec0e Truffle/Instrumentation: first large merge of instrumentation code into the TruffleVM framework Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 22133 diff changeset	261 * @param mFrame frame where execution halted, {@code null} if no execution context
3aad794eec0e Truffle/Instrumentation: first large merge of instrumentation code into the TruffleVM framework Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 22133 diff changeset	262 * @return result of running the code in the context, or at top level if no execution context.
3aad794eec0e Truffle/Instrumentation: first large merge of instrumentation code into the TruffleVM framework Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 22133 diff changeset	263 * @throws IOException if the evaluation cannot be performed
3aad794eec0e Truffle/Instrumentation: first large merge of instrumentation code into the TruffleVM framework Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 22133 diff changeset	264 */
3aad794eec0e Truffle/Instrumentation: first large merge of instrumentation code into the TruffleVM framework Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 22133 diff changeset	265 protected abstract Object evalInContext(Source source, Node node, MaterializedFrame mFrame) throws IOException;
3aad794eec0e Truffle/Instrumentation: first large merge of instrumentation code into the TruffleVM framework Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 22133 diff changeset	266
3aad794eec0e Truffle/Instrumentation: first large merge of instrumentation code into the TruffleVM framework Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 22133 diff changeset	267 /**
22284 33d49924a921 PolyglotEngine.Value.as(String.class) gives the language that produced the value a chance to do its conversion to appropriate textual representation. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22283 diff changeset	268 * Generates language specific textual representation of a value. Each language may have special
33d49924a921 PolyglotEngine.Value.as(String.class) gives the language that produced the value a chance to do its conversion to appropriate textual representation. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22283 diff changeset	269 * formating conventions - even primitive values may not follow the traditional Java formating
33d49924a921 PolyglotEngine.Value.as(String.class) gives the language that produced the value a chance to do its conversion to appropriate textual representation. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22283 diff changeset	270 * rules. As such when
33d49924a921 PolyglotEngine.Value.as(String.class) gives the language that produced the value a chance to do its conversion to appropriate textual representation. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22283 diff changeset	271 * {@link com.oracle.truffle.api.vm.PolyglotEngine.Value#as(java.lang.Class)
33d49924a921 PolyglotEngine.Value.as(String.class) gives the language that produced the value a chance to do its conversion to appropriate textual representation. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22283 diff changeset	272 * value.as(String.class)} is requested, it consults the language that produced the value by
33d49924a921 PolyglotEngine.Value.as(String.class) gives the language that produced the value a chance to do its conversion to appropriate textual representation. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22283 diff changeset	273 * calling this method. By default this method calls {@link Objects#toString(java.lang.Object)}.
33d49924a921 PolyglotEngine.Value.as(String.class) gives the language that produced the value a chance to do its conversion to appropriate textual representation. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22283 diff changeset	274 *
33d49924a921 PolyglotEngine.Value.as(String.class) gives the language that produced the value a chance to do its conversion to appropriate textual representation. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22283 diff changeset	275 * @param context the execution context for doing the conversion
33d49924a921 PolyglotEngine.Value.as(String.class) gives the language that produced the value a chance to do its conversion to appropriate textual representation. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22283 diff changeset	276 * @param value the value to convert. Either primitive type or
33d49924a921 PolyglotEngine.Value.as(String.class) gives the language that produced the value a chance to do its conversion to appropriate textual representation. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22283 diff changeset	277 * {@link com.oracle.truffle.api.interop.TruffleObject}
33d49924a921 PolyglotEngine.Value.as(String.class) gives the language that produced the value a chance to do its conversion to appropriate textual representation. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22283 diff changeset	278 * @return textual representation of the value in this language
33d49924a921 PolyglotEngine.Value.as(String.class) gives the language that produced the value a chance to do its conversion to appropriate textual representation. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22283 diff changeset	279 */
33d49924a921 PolyglotEngine.Value.as(String.class) gives the language that produced the value a chance to do its conversion to appropriate textual representation. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22283 diff changeset	280 protected String toString(C context, Object value) {
33d49924a921 PolyglotEngine.Value.as(String.class) gives the language that produced the value a chance to do its conversion to appropriate textual representation. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22283 diff changeset	281 return Objects.toString(value);
33d49924a921 PolyglotEngine.Value.as(String.class) gives the language that produced the value a chance to do its conversion to appropriate textual representation. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22283 diff changeset	282 }
33d49924a921 PolyglotEngine.Value.as(String.class) gives the language that produced the value a chance to do its conversion to appropriate textual representation. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22283 diff changeset	283
33d49924a921 PolyglotEngine.Value.as(String.class) gives the language that produced the value a chance to do its conversion to appropriate textual representation. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22283 diff changeset	284 /**
22070 a7ca9e9a1d51 Removing VirtualFrame parameter. Documenting. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22068 diff changeset	285 * 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	286 * associated with current execution. The context is created by
a7ca9e9a1d51 Removing VirtualFrame parameter. Documenting. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22068 diff changeset	287 * {@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	288 *
22070 a7ca9e9a1d51 Removing VirtualFrame parameter. Documenting. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22068 diff changeset	289 * @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	290 * 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	291 */
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	292 @SuppressWarnings({"rawtypes", "unchecked"})
22068 fec8f8a61f6c Introducing FindContextNode Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22066 diff changeset	293 protected final Node createFindContextNode() {
fec8f8a61f6c Introducing FindContextNode Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22066 diff changeset	294 final Class<? extends TruffleLanguage<?>> c = (Class<? extends TruffleLanguage<?>>) getClass();
fec8f8a61f6c Introducing FindContextNode Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22066 diff changeset	295 return new FindContextNode(c);
fec8f8a61f6c Introducing FindContextNode Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22066 diff changeset	296 }
22070 a7ca9e9a1d51 Removing VirtualFrame parameter. Documenting. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22068 diff changeset	297
a7ca9e9a1d51 Removing VirtualFrame parameter. Documenting. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22068 diff changeset	298 /**
22195 09d91119929f Documenting the connection between createContext, createFindContextNode and findContext and a trick how to get to the context on a slow path Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22187 diff changeset	299 * Uses the {@link #createFindContextNode()} node to obtain the current context. In case you
09d91119929f Documenting the connection between createContext, createFindContextNode and findContext and a trick how to get to the context on a slow path Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22187 diff changeset	300 * don't care about performance (e.g. your are on a slow execution path), you can chain the
09d91119929f Documenting the connection between createContext, createFindContextNode and findContext and a trick how to get to the context on a slow path Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22187 diff changeset	301 * calls directly as <code>findContext({@link #createFindContextNode()})</code> and forget the
09d91119929f Documenting the connection between createContext, createFindContextNode and findContext and a trick how to get to the context on a slow path Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22187 diff changeset	302 * node all together.
22094 0058a9461865 Truffle/instrumentation: minor Javadoc fixes Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 22081 diff changeset	303 *
22070 a7ca9e9a1d51 Removing VirtualFrame parameter. Documenting. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22068 diff changeset	304 * @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	305 * @return the context created by
a7ca9e9a1d51 Removing VirtualFrame parameter. Documenting. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22068 diff changeset	306 * {@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	307 * beginning of the language execution
a7ca9e9a1d51 Removing VirtualFrame parameter. Documenting. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22068 diff changeset	308 * @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	309 * {@link #createFindContextNode()} method.
a7ca9e9a1d51 Removing VirtualFrame parameter. Documenting. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22068 diff changeset	310 */
a7ca9e9a1d51 Removing VirtualFrame parameter. Documenting. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22068 diff changeset	311 @SuppressWarnings({"rawtypes", "unchecked"})
a7ca9e9a1d51 Removing VirtualFrame parameter. Documenting. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22068 diff changeset	312 protected final C findContext(Node n) {
22068 fec8f8a61f6c Introducing FindContextNode Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22066 diff changeset	313 FindContextNode fcn = (FindContextNode) n;
22070 a7ca9e9a1d51 Removing VirtualFrame parameter. Documenting. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22068 diff changeset	314 if (fcn.getLanguageClass() != getClass()) {
a7ca9e9a1d51 Removing VirtualFrame parameter. Documenting. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22068 diff changeset	315 throw new ClassCastException();
a7ca9e9a1d51 Removing VirtualFrame parameter. Documenting. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22068 diff changeset	316 }
a7ca9e9a1d51 Removing VirtualFrame parameter. Documenting. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22068 diff changeset	317 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	318 }
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	319
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	320 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	321 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	322 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	323
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	324 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	325 this.lang = lang;
22133 c334865b9d42 Make sure TruffleLanguage.createEnv is only called when Accessor.CURRENT_VM is known Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22128 diff changeset	326 // following call verifies that Accessor.CURRENT_VM is provided
c334865b9d42 Make sure TruffleLanguage.createEnv is only called when Accessor.CURRENT_VM is known Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22128 diff changeset	327 assert API.findLanguage(null, null) == null;
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	328 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	329 }
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	330
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	331 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	332 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	333 }
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
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 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	336 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	337 }
22183 1421041175a7 Adding dispose() and TruffleLanguage.disposeContext to allow user request and languages explicitly free the resources Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22165 diff changeset	338
1421041175a7 Adding dispose() and TruffleLanguage.disposeContext to allow user request and languages explicitly free the resources Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22165 diff changeset	339 void dispose() {
1421041175a7 Adding dispose() and TruffleLanguage.disposeContext to allow user request and languages explicitly free the resources Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22165 diff changeset	340 lang.disposeContext(ctx);
1421041175a7 Adding dispose() and TruffleLanguage.disposeContext to allow user request and languages explicitly free the resources Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22165 diff changeset	341 }
22284 33d49924a921 PolyglotEngine.Value.as(String.class) gives the language that produced the value a chance to do its conversion to appropriate textual representation. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22283 diff changeset	342
33d49924a921 PolyglotEngine.Value.as(String.class) gives the language that produced the value a chance to do its conversion to appropriate textual representation. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22283 diff changeset	343 String toString(TruffleLanguage<?> language, Object obj) {
33d49924a921 PolyglotEngine.Value.as(String.class) gives the language that produced the value a chance to do its conversion to appropriate textual representation. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22283 diff changeset	344 assert lang == language;
33d49924a921 PolyglotEngine.Value.as(String.class) gives the language that produced the value a chance to do its conversion to appropriate textual representation. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22283 diff changeset	345 return lang.toString(ctx, obj);
33d49924a921 PolyglotEngine.Value.as(String.class) gives the language that produced the value a chance to do its conversion to appropriate textual representation. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22283 diff changeset	346 }
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	347 }
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	348
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	349 /**
21468 99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	350 * 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	351 * {@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	352 * 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	353 * them.
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	354 */
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	355 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	356 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	357 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	358 private final LangCtx<?> langCtx;
22165 67f75f61c974 Certain languages (like FastR) prefer access to raw byte streams. Offering it. One always has an option to wrap Input and Output Streams into character based Readers and Writers Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22157 diff changeset	359 private final InputStream in;
67f75f61c974 Certain languages (like FastR) prefer access to raw byte streams. Offering it. One always has an option to wrap Input and Output Streams into character based Readers and Writers Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22157 diff changeset	360 private final OutputStream err;
67f75f61c974 Certain languages (like FastR) prefer access to raw byte streams. Offering it. One always has an option to wrap Input and Output Streams into character based Readers and Writers Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22157 diff changeset	361 private final OutputStream out;
22237 c4e7737981d3 Truffle/Instrumentation: make the Instrumenter available to language implementations via Env.getInstrumenter() Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 22232 diff changeset	362 private final Instrumenter instrumenter;
21468 99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	363
22237 c4e7737981d3 Truffle/Instrumentation: make the Instrumenter available to language implementations via Env.getInstrumenter() Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 22232 diff changeset	364 Env(Object vm, TruffleLanguage<?> lang, OutputStream out, OutputStream err, InputStream in, Instrumenter instrumenter) {
21468 99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	365 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	366 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	367 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	368 this.out = out;
22109 b5eaddcdf86a Calling Env.importSymbol from TruffleLanguage.createContext should be possible Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22104 diff changeset	369 this.lang = lang;
22237 c4e7737981d3 Truffle/Instrumentation: make the Instrumenter available to language implementations via Env.getInstrumenter() Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 22232 diff changeset	370 this.instrumenter = instrumenter;
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	371 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	372 }
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	373
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	374 /**
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	375 * 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	376 * 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	377 * <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	378 * {@link Double}).
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	379 *
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	380 * @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	381 * @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	382 */
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	383 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	384 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	385 }
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	386
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	387 /**
22266 0d36601f233e Merge revised Instrumentation framework into the Polyglot API Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 22195 22261 diff changeset	388 * Input associated with {@link com.oracle.truffle.api.vm.PolyglotEngine} this language is
0d36601f233e Merge revised Instrumentation framework into the Polyglot API Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 22195 22261 diff changeset	389 * 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	390 *
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	391 * @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	392 */
22165 67f75f61c974 Certain languages (like FastR) prefer access to raw byte streams. Offering it. One always has an option to wrap Input and Output Streams into character based Readers and Writers Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22157 diff changeset	393 public InputStream in() {
67f75f61c974 Certain languages (like FastR) prefer access to raw byte streams. Offering it. One always has an option to wrap Input and Output Streams into character based Readers and Writers Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22157 diff changeset	394 return in;
67f75f61c974 Certain languages (like FastR) prefer access to raw byte streams. Offering it. One always has an option to wrap Input and Output Streams into character based Readers and Writers Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22157 diff changeset	395 }
67f75f61c974 Certain languages (like FastR) prefer access to raw byte streams. Offering it. One always has an option to wrap Input and Output Streams into character based Readers and Writers Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22157 diff changeset	396
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	397 /**
22266 0d36601f233e Merge revised Instrumentation framework into the Polyglot API Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 22195 22261 diff changeset	398 * Standard output writer for {@link com.oracle.truffle.api.vm.PolyglotEngine} this language
0d36601f233e Merge revised Instrumentation framework into the Polyglot API Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 22195 22261 diff changeset	399 * is 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	400 *
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	401 * @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	402 */
22165 67f75f61c974 Certain languages (like FastR) prefer access to raw byte streams. Offering it. One always has an option to wrap Input and Output Streams into character based Readers and Writers Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22157 diff changeset	403 public OutputStream out() {
67f75f61c974 Certain languages (like FastR) prefer access to raw byte streams. Offering it. One always has an option to wrap Input and Output Streams into character based Readers and Writers Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22157 diff changeset	404 return out;
67f75f61c974 Certain languages (like FastR) prefer access to raw byte streams. Offering it. One always has an option to wrap Input and Output Streams into character based Readers and Writers Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22157 diff changeset	405 }
67f75f61c974 Certain languages (like FastR) prefer access to raw byte streams. Offering it. One always has an option to wrap Input and Output Streams into character based Readers and Writers Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22157 diff changeset	406
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	407 /**
22266 0d36601f233e Merge revised Instrumentation framework into the Polyglot API Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 22195 22261 diff changeset	408 * Standard error writer for {@link com.oracle.truffle.api.vm.PolyglotEngine} this language
0d36601f233e Merge revised Instrumentation framework into the Polyglot API Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 22195 22261 diff changeset	409 * is 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	410 *
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	411 * @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	412 */
22165 67f75f61c974 Certain languages (like FastR) prefer access to raw byte streams. Offering it. One always has an option to wrap Input and Output Streams into character based Readers and Writers Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22157 diff changeset	413 public OutputStream err() {
67f75f61c974 Certain languages (like FastR) prefer access to raw byte streams. Offering it. One always has an option to wrap Input and Output Streams into character based Readers and Writers Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22157 diff changeset	414 return err;
67f75f61c974 Certain languages (like FastR) prefer access to raw byte streams. Offering it. One always has an option to wrap Input and Output Streams into character based Readers and Writers Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22157 diff changeset	415 }
67f75f61c974 Certain languages (like FastR) prefer access to raw byte streams. Offering it. One always has an option to wrap Input and Output Streams into character based Readers and Writers Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22157 diff changeset	416
22237 c4e7737981d3 Truffle/Instrumentation: make the Instrumenter available to language implementations via Env.getInstrumenter() Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 22232 diff changeset	417 public Instrumenter instrumenter() {
c4e7737981d3 Truffle/Instrumentation: make the Instrumenter available to language implementations via Env.getInstrumenter() Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 22232 diff changeset	418 return instrumenter;
c4e7737981d3 Truffle/Instrumentation: make the Instrumenter available to language implementations via Env.getInstrumenter() Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 22232 diff changeset	419 }
21468 99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	420 }
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	421
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	422 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	423
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	424 @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	425 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	426 @Override
22237 c4e7737981d3 Truffle/Instrumentation: make the Instrumenter available to language implementations via Env.getInstrumenter() Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 22232 diff changeset	427 protected Env attachEnv(Object vm, TruffleLanguage<?> language, OutputStream stdOut, OutputStream stdErr, InputStream stdIn, Instrumenter instrumenter) {
c4e7737981d3 Truffle/Instrumentation: make the Instrumenter available to language implementations via Env.getInstrumenter() Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 22232 diff changeset	428 Env env = new Env(vm, language, stdOut, stdErr, stdIn, instrumenter);
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	429 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	430 }
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	431
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	432 @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	433 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	434 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	435 }
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	436
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	437 @Override
22293 260e3cdf11ec Truffle/Instrumentation: replace (non-functional) AdvancedInstrument kind with new EvalInstrument Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 22270 diff changeset	438 protected CallTarget parse(TruffleLanguage<?> truffleLanguage, Source code, Node context, String... argumentNames) throws IOException {
260e3cdf11ec Truffle/Instrumentation: replace (non-functional) AdvancedInstrument kind with new EvalInstrument Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 22270 diff changeset	439 return truffleLanguage.parse(code, context, argumentNames);
260e3cdf11ec Truffle/Instrumentation: replace (non-functional) AdvancedInstrument kind with new EvalInstrument Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 22270 diff changeset	440 }
260e3cdf11ec Truffle/Instrumentation: replace (non-functional) AdvancedInstrument kind with new EvalInstrument Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 22270 diff changeset	441
260e3cdf11ec Truffle/Instrumentation: replace (non-functional) AdvancedInstrument kind with new EvalInstrument Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 22270 diff changeset	442 @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	443 protected Object eval(TruffleLanguage<?> language, Source source) throws IOException {
22285 58b0a3e41785 Addressing checkstyle lints Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22284 diff changeset	444 CallTarget target = language.compiled.get(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	445 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	446 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	447 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	448 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	449 }
22285 58b0a3e41785 Addressing checkstyle lints Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22284 diff changeset	450 language.compiled.put(source, target);
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	451 }
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	452 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	453 return target.call();
22315 518f8ead5d01 Fix thread gets disposed on internal exception in PolyglotEngine. Christian Humer <christian.humer@oracle.com> parents: 22294 diff changeset	454 } catch (Throwable ex) {
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	455 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	456 }
21468 99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	457 }
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	458
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	459 @Override
22206 dc91e9ee752e SuspendedEvent.eval to let debugger evaluate variables in currently suspended execution context Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22195 diff changeset	460 protected Object evalInContext(Object vm, SuspendedEvent ev, String code, FrameInstance frame) throws IOException {
dc91e9ee752e SuspendedEvent.eval to let debugger evaluate variables in currently suspended execution context Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22195 diff changeset	461 Node n = frame == null ? ev.getNode() : frame.getCallNode();
dc91e9ee752e SuspendedEvent.eval to let debugger evaluate variables in currently suspended execution context Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22195 diff changeset	462 RootNode rootNode = n.getRootNode();
dc91e9ee752e SuspendedEvent.eval to let debugger evaluate variables in currently suspended execution context Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22195 diff changeset	463 Class<? extends TruffleLanguage> languageType = findLanguage(rootNode);
dc91e9ee752e SuspendedEvent.eval to let debugger evaluate variables in currently suspended execution context Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22195 diff changeset	464 Env env = findLanguage(vm, languageType);
dc91e9ee752e SuspendedEvent.eval to let debugger evaluate variables in currently suspended execution context Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22195 diff changeset	465 TruffleLanguage<?> lang = findLanguage(env);
dc91e9ee752e SuspendedEvent.eval to let debugger evaluate variables in currently suspended execution context Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22195 diff changeset	466 Source source = Source.fromText(code, "eval in context");
dc91e9ee752e SuspendedEvent.eval to let debugger evaluate variables in currently suspended execution context Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22195 diff changeset	467 CallTarget target = lang.parse(source, n);
dc91e9ee752e SuspendedEvent.eval to let debugger evaluate variables in currently suspended execution context Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22195 diff changeset	468 return target.call();
dc91e9ee752e SuspendedEvent.eval to let debugger evaluate variables in currently suspended execution context Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22195 diff changeset	469 }
dc91e9ee752e SuspendedEvent.eval to let debugger evaluate variables in currently suspended execution context Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22195 diff changeset	470
22269 24fe7ae281e5 Truffle/Instrumentation: more adjustments to get tests to pass Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 22268 diff changeset	471 @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	472 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	473 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	474 }
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	475
99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	476 @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	477 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	478 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	479 }
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	480
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	481 @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	482 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	483 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	484 }
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	485
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	486 @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	487 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	488 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	489 }
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	490
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	491 @Override
22068 fec8f8a61f6c Introducing FindContextNode Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22066 diff changeset	492 protected Object findContext(Env env) {
fec8f8a61f6c Introducing FindContextNode Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22066 diff changeset	493 return env.langCtx.ctx;
fec8f8a61f6c Introducing FindContextNode Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22066 diff changeset	494 }
fec8f8a61f6c Introducing FindContextNode Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22066 diff changeset	495
fec8f8a61f6c Introducing FindContextNode Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22066 diff changeset	496 @Override
22220 20380d1d41f2 Truffle/Instrumentation: second merge of instrumentation code into the TruffleVM framework Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 22219 diff changeset	497 protected boolean isInstrumentable(Node node, TruffleLanguage language) {
20380d1d41f2 Truffle/Instrumentation: second merge of instrumentation code into the TruffleVM framework Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 22219 diff changeset	498 return language.isInstrumentable(node);
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	499 }
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	500
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	501 @Override
22220 20380d1d41f2 Truffle/Instrumentation: second merge of instrumentation code into the TruffleVM framework Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 22219 diff changeset	502 protected WrapperNode createWrapperNode(Node node, TruffleLanguage language) {
20380d1d41f2 Truffle/Instrumentation: second merge of instrumentation code into the TruffleVM framework Michael Van De Vanter <michael.van.de.vanter@oracle.com> parents: 22219 diff changeset	503 return language.createWrapperNode(node);
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	504 }
22183 1421041175a7 Adding dispose() and TruffleLanguage.disposeContext to allow user request and languages explicitly free the resources Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22165 diff changeset	505
1421041175a7 Adding dispose() and TruffleLanguage.disposeContext to allow user request and languages explicitly free the resources Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22165 diff changeset	506 @Override
1421041175a7 Adding dispose() and TruffleLanguage.disposeContext to allow user request and languages explicitly free the resources Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22165 diff changeset	507 protected void dispose(TruffleLanguage<?> impl, Env env) {
1421041175a7 Adding dispose() and TruffleLanguage.disposeContext to allow user request and languages explicitly free the resources Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22165 diff changeset	508 assert impl == env.langCtx.lang;
1421041175a7 Adding dispose() and TruffleLanguage.disposeContext to allow user request and languages explicitly free the resources Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22165 diff changeset	509 env.langCtx.dispose();
1421041175a7 Adding dispose() and TruffleLanguage.disposeContext to allow user request and languages explicitly free the resources Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22165 diff changeset	510 }
22284 33d49924a921 PolyglotEngine.Value.as(String.class) gives the language that produced the value a chance to do its conversion to appropriate textual representation. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22283 diff changeset	511
33d49924a921 PolyglotEngine.Value.as(String.class) gives the language that produced the value a chance to do its conversion to appropriate textual representation. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22283 diff changeset	512 @Override
33d49924a921 PolyglotEngine.Value.as(String.class) gives the language that produced the value a chance to do its conversion to appropriate textual representation. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22283 diff changeset	513 protected String toString(TruffleLanguage<?> language, Env env, Object obj) {
33d49924a921 PolyglotEngine.Value.as(String.class) gives the language that produced the value a chance to do its conversion to appropriate textual representation. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22283 diff changeset	514 return env.langCtx.toString(language, obj);
33d49924a921 PolyglotEngine.Value.as(String.class) gives the language that produced the value a chance to do its conversion to appropriate textual representation. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: 22283 diff changeset	515 }
21468 99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	516 }
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	517
21468 99942eac9c6d Introducing TruffleVM - a central place to invoke code in any registered TruffleLanguage. Jaroslav Tulach <jaroslav.tulach@oracle.com> parents: diff changeset	518 }

Mercurial > hg > truffle

annotate truffle/com.oracle.truffle.api/src/com/oracle/truffle/api/TruffleLanguage.java @ 22325:414e82b9fc35