Mercurial > hg > truffle

annotate truffle/com.oracle.truffle.api/src/com/oracle/truffle/api/nodes/Node.java @ 22080:65e9fbb40e51

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
avoid publishing unadopted children in node replacement to fix potential race
author Andreas Woess <andreas.woess@oracle.com>
date Thu, 13 Aug 2015 18:22:22 +0200
parents 78c3d3d8d86e
children dc83cc1f94f2 3aad794eec0e
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
7267
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
1 /*
18985
867058575979 Truffle: Improved support for "probing" AST nodes:
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18750
diff changeset
2 * Copyright (c) 2012, 2015, Oracle and/or its affiliates. All rights reserved.
7267
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
4 *
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
5 * This code is free software; you can redistribute it and/or modify it
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
6 * under the terms of the GNU General Public License version 2 only, as
11279
494b818b527c Adding "Classpath" exception to the classes in the com.oracle.truffle.api and the com.oracle.truffle.api.dsl package.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 10862
diff changeset
7 * published by the Free Software Foundation. Oracle designates this
494b818b527c Adding "Classpath" exception to the classes in the com.oracle.truffle.api and the com.oracle.truffle.api.dsl package.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 10862
diff changeset
8 * particular file as subject to the "Classpath" exception as provided
494b818b527c Adding "Classpath" exception to the classes in the com.oracle.truffle.api and the com.oracle.truffle.api.dsl package.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 10862
diff changeset
9 * by Oracle in the LICENSE file that accompanied this code.
7267
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
10 *
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
11 * This code is distributed in the hope that it will be useful, but WITHOUT
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
14 * version 2 for more details (a copy is included in the LICENSE file that
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
15 * accompanied this code).
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
16 *
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
17 * You should have received a copy of the GNU General Public License version
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
18 * 2 along with this work; if not, write to the Free Software Foundation,
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
20 *
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
22 * or visit www.oracle.com if you need additional information or have any
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
23 * questions.
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
24 */
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
25 package com.oracle.truffle.api.nodes;
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
26
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
27 import java.lang.annotation.*;
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
28 import java.util.*;
14629
ba52fbec5b6c Truffle: atomic node rewriting
Andreas Woess <andreas.woess@jku.at>
parents: 14628
diff changeset
29 import java.util.concurrent.*;
7267
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
30
9254
4497235516df New API for representing Source objects and SourceSection objects. SourceSection objects can be associated with Truffle interpreter nodes.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 7530
diff changeset
31 import com.oracle.truffle.api.*;
17382
e1da729b3e4e make Truffle Node source section @CompilationFinal
Lukas Stadler <lukas.stadler@oracle.com>
parents: 16912
diff changeset
32 import com.oracle.truffle.api.CompilerDirectives.CompilationFinal;
22003
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 21966
diff changeset
33 import com.oracle.truffle.api.impl.Accessor;
18985
867058575979 Truffle: Improved support for "probing" AST nodes:
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18750
diff changeset
34 import com.oracle.truffle.api.instrument.*;
867058575979 Truffle: Improved support for "probing" AST nodes:
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18750
diff changeset
35 import com.oracle.truffle.api.instrument.ProbeNode.WrapperNode;
16067
915ebb306fcc Truffle/Source: major API revision
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 15775
diff changeset
36 import com.oracle.truffle.api.source.*;
16151
76895499bc88 Add facility to create JSON dump of AST creation/rewriting
Christian Wirth <christian.wirth@oracle.com>
parents: 16067
diff changeset
37 import com.oracle.truffle.api.utilities.*;
9254
4497235516df New API for representing Source objects and SourceSection objects. SourceSection objects can be associated with Truffle interpreter nodes.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 7530
diff changeset
38
7267
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
39 /**
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
40 * Abstract base class for all Truffle nodes.
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
41 */
18332
65a160d9d259 Truffle: add NodeInterface and require that all child fields be of this type
Andreas Woess <andreas.woess@jku.at>
parents: 17389
diff changeset
42 public abstract class Node implements NodeInterface, Cloneable {
20130
8dc73c226c63 Truffle: cache NodeClass lookup in Node.
Christian Humer <christian.humer@gmail.com>
parents: 19979
diff changeset
43 private final NodeClass nodeClass;
17389
763a34f283f9 make Truffle Node parent @CompilationFinal, let getEncapsulatingSourceSection evaluate at compile time
Lukas Stadler <lukas.stadler@oracle.com>
parents: 17382
diff changeset
44 @CompilationFinal private Node parent;
17382
e1da729b3e4e make Truffle Node source section @CompilationFinal
Lukas Stadler <lukas.stadler@oracle.com>
parents: 16912
diff changeset
45 @CompilationFinal private SourceSection sourceSection;
9254
4497235516df New API for representing Source objects and SourceSection objects. SourceSection objects can be associated with Truffle interpreter nodes.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 7530
diff changeset
46
7267
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
47 /**
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
48 * Marks array fields that are children of this node.
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
49 */
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
50 @Retention(RetentionPolicy.RUNTIME)
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
51 @Target({ElementType.FIELD})
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
52 public @interface Children {
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
53 }
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
54
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
55 /**
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
56 * Marks fields that represent child nodes of this node.
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
57 */
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
58 @Retention(RetentionPolicy.RUNTIME)
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
59 @Target({ElementType.FIELD})
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
60 public @interface Child {
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
61 }
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
62
10481
29e9a5d18c70 Clean up.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 9782
diff changeset
63 protected Node() {
16151
76895499bc88 Add facility to create JSON dump of AST creation/rewriting
Christian Wirth <christian.wirth@oracle.com>
parents: 16067
diff changeset
64 this(null);
10481
29e9a5d18c70 Clean up.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 9782
diff changeset
65 }
29e9a5d18c70 Clean up.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 9782
diff changeset
66
11535
8f0fb0ade839 Truffle: add alternate Node/RootNode constructors with SourceSection argument.
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 11279
diff changeset
67 protected Node(SourceSection sourceSection) {
8f0fb0ade839 Truffle: add alternate Node/RootNode constructors with SourceSection argument.
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 11279
diff changeset
68 CompilerAsserts.neverPartOfCompilation();
8f0fb0ade839 Truffle: add alternate Node/RootNode constructors with SourceSection argument.
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 11279
diff changeset
69 this.sourceSection = sourceSection;
20130
8dc73c226c63 Truffle: cache NodeClass lookup in Node.
Christian Humer <christian.humer@gmail.com>
parents: 19979
diff changeset
70 this.nodeClass = NodeClass.get(getClass());
16151
76895499bc88 Add facility to create JSON dump of AST creation/rewriting
Christian Wirth <christian.wirth@oracle.com>
parents: 16067
diff changeset
71 if (TruffleOptions.TraceASTJSON) {
76895499bc88 Add facility to create JSON dump of AST creation/rewriting
Christian Wirth <christian.wirth@oracle.com>
parents: 16067
diff changeset
72 JSONHelper.dumpNewNode(this);
76895499bc88 Add facility to create JSON dump of AST creation/rewriting
Christian Wirth <christian.wirth@oracle.com>
parents: 16067
diff changeset
73 }
11535
8f0fb0ade839 Truffle: add alternate Node/RootNode constructors with SourceSection argument.
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 11279
diff changeset
74 }
8f0fb0ade839 Truffle: add alternate Node/RootNode constructors with SourceSection argument.
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 11279
diff changeset
75
7267
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
76 /**
9254
4497235516df New API for representing Source objects and SourceSection objects. SourceSection objects can be associated with Truffle interpreter nodes.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 7530
diff changeset
77 * Assigns a link to a guest language source section to this node.
14991
64dcb92ee75a Truffle: Change signature for Truffle calls from (PackedFrame, Arguments) to (Object[]).
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 14629
diff changeset
78 *
9254
4497235516df New API for representing Source objects and SourceSection objects. SourceSection objects can be associated with Truffle interpreter nodes.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 7530
diff changeset
79 * @param section the object representing a section in guest language source code
4497235516df New API for representing Source objects and SourceSection objects. SourceSection objects can be associated with Truffle interpreter nodes.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 7530
diff changeset
80 */
22035
100d2d3250d5 remove final from key SourceSection methods
Mick Jordan <mick.jordan@oracle.com>
parents: 21966
diff changeset
81 public void assignSourceSection(SourceSection section) {
9254
4497235516df New API for representing Source objects and SourceSection objects. SourceSection objects can be associated with Truffle interpreter nodes.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 7530
diff changeset
82 if (sourceSection != null) {
11610
5f532ea846fb applied changes to basic-graal that were made in a downstream repo
Doug Simon <doug.simon@oracle.com>
parents: 11535
diff changeset
83 // Patch this test during the transition to constructor-based
5f532ea846fb applied changes to basic-graal that were made in a downstream repo
Doug Simon <doug.simon@oracle.com>
parents: 11535
diff changeset
84 // source attribution, which would otherwise trigger this
5f532ea846fb applied changes to basic-graal that were made in a downstream repo
Doug Simon <doug.simon@oracle.com>
parents: 11535
diff changeset
85 // exception. This method will eventually be deprecated.
5f532ea846fb applied changes to basic-graal that were made in a downstream repo
Doug Simon <doug.simon@oracle.com>
parents: 11535
diff changeset
86 if (getSourceSection() != section) {
11648
4ab1f371adc8 Do not assign new source section if replacing node already has source section assigned.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11610
diff changeset
87 throw new IllegalStateException("Source section is already assigned. Old: " + getSourceSection() + ", new: " + section);
11610
5f532ea846fb applied changes to basic-graal that were made in a downstream repo
Doug Simon <doug.simon@oracle.com>
parents: 11535
diff changeset
88 }
9254
4497235516df New API for representing Source objects and SourceSection objects. SourceSection objects can be associated with Truffle interpreter nodes.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 7530
diff changeset
89 }
4497235516df New API for representing Source objects and SourceSection objects. SourceSection objects can be associated with Truffle interpreter nodes.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 7530
diff changeset
90 this.sourceSection = section;
4497235516df New API for representing Source objects and SourceSection objects. SourceSection objects can be associated with Truffle interpreter nodes.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 7530
diff changeset
91 }
4497235516df New API for representing Source objects and SourceSection objects. SourceSection objects can be associated with Truffle interpreter nodes.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 7530
diff changeset
92
20130
8dc73c226c63 Truffle: cache NodeClass lookup in Node.
Christian Humer <christian.humer@gmail.com>
parents: 19979
diff changeset
93 NodeClass getNodeClass() {
8dc73c226c63 Truffle: cache NodeClass lookup in Node.
Christian Humer <christian.humer@gmail.com>
parents: 19979
diff changeset
94 return nodeClass;
8dc73c226c63 Truffle: cache NodeClass lookup in Node.
Christian Humer <christian.humer@gmail.com>
parents: 19979
diff changeset
95 }
8dc73c226c63 Truffle: cache NodeClass lookup in Node.
Christian Humer <christian.humer@gmail.com>
parents: 19979
diff changeset
96
14566
6681b9eb3f4c Truffle: API cleanup and javadoc for CallNodes.
Christian Humer <christian.humer@gmail.com>
parents: 14564
diff changeset
97 /**
6681b9eb3f4c Truffle: API cleanup and javadoc for CallNodes.
Christian Humer <christian.humer@gmail.com>
parents: 14564
diff changeset
98 * Returns a rough estimate for the cost of this {@link Node}. This estimate can be used by
6681b9eb3f4c Truffle: API cleanup and javadoc for CallNodes.
Christian Humer <christian.humer@gmail.com>
parents: 14564
diff changeset
99 * runtime systems or guest languages to implement heuristics based on Truffle ASTs. This method
6681b9eb3f4c Truffle: API cleanup and javadoc for CallNodes.
Christian Humer <christian.humer@gmail.com>
parents: 14564
diff changeset
100 * is intended to be overridden by subclasses. The default implementation returns the value of
6681b9eb3f4c Truffle: API cleanup and javadoc for CallNodes.
Christian Humer <christian.humer@gmail.com>
parents: 14564
diff changeset
101 * {@link NodeInfo#cost()} of the {@link NodeInfo} annotation declared at the subclass. If no
6681b9eb3f4c Truffle: API cleanup and javadoc for CallNodes.
Christian Humer <christian.humer@gmail.com>
parents: 14564
diff changeset
102 * {@link NodeInfo} annotation is declared the method returns {@link NodeCost#MONOMORPHIC} as a
6681b9eb3f4c Truffle: API cleanup and javadoc for CallNodes.
Christian Humer <christian.humer@gmail.com>
parents: 14564
diff changeset
103 * default value.
6681b9eb3f4c Truffle: API cleanup and javadoc for CallNodes.
Christian Humer <christian.humer@gmail.com>
parents: 14564
diff changeset
104 */
14564
5d1308c78ddc Truffle: Introduced NodeCost as a replacement for NodeInfo.Kind.
Christian Humer <christian.humer@gmail.com>
parents: 14073
diff changeset
105 public NodeCost getCost() {
13994
989f58d6a0ca Truffle: Added API for Node.getKind().
Christian Humer <christian.humer@gmail.com>
parents: 13983
diff changeset
106 NodeInfo info = getClass().getAnnotation(NodeInfo.class);
989f58d6a0ca Truffle: Added API for Node.getKind().
Christian Humer <christian.humer@gmail.com>
parents: 13983
diff changeset
107 if (info != null) {
14564
5d1308c78ddc Truffle: Introduced NodeCost as a replacement for NodeInfo.Kind.
Christian Humer <christian.humer@gmail.com>
parents: 14073
diff changeset
108 return info.cost();
13994
989f58d6a0ca Truffle: Added API for Node.getKind().
Christian Humer <christian.humer@gmail.com>
parents: 13983
diff changeset
109 }
14564
5d1308c78ddc Truffle: Introduced NodeCost as a replacement for NodeInfo.Kind.
Christian Humer <christian.humer@gmail.com>
parents: 14073
diff changeset
110 return NodeCost.MONOMORPHIC;
13994
989f58d6a0ca Truffle: Added API for Node.getKind().
Christian Humer <christian.humer@gmail.com>
parents: 13983
diff changeset
111 }
989f58d6a0ca Truffle: Added API for Node.getKind().
Christian Humer <christian.humer@gmail.com>
parents: 13983
diff changeset
112
9254
4497235516df New API for representing Source objects and SourceSection objects. SourceSection objects can be associated with Truffle interpreter nodes.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 7530
diff changeset
113 /**
4497235516df New API for representing Source objects and SourceSection objects. SourceSection objects can be associated with Truffle interpreter nodes.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 7530
diff changeset
114 * Clears any previously assigned guest language source code from this node.
4497235516df New API for representing Source objects and SourceSection objects. SourceSection objects can be associated with Truffle interpreter nodes.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 7530
diff changeset
115 */
22037
494b5e7094d0 remove final on clearSourceSection
Mick Jordan <mick.jordan@oracle.com>
parents: 22035
diff changeset
116 public void clearSourceSection() {
9254
4497235516df New API for representing Source objects and SourceSection objects. SourceSection objects can be associated with Truffle interpreter nodes.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 7530
diff changeset
117 this.sourceSection = null;
4497235516df New API for representing Source objects and SourceSection objects. SourceSection objects can be associated with Truffle interpreter nodes.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 7530
diff changeset
118 }
4497235516df New API for representing Source objects and SourceSection objects. SourceSection objects can be associated with Truffle interpreter nodes.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 7530
diff changeset
119
4497235516df New API for representing Source objects and SourceSection objects. SourceSection objects can be associated with Truffle interpreter nodes.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 7530
diff changeset
120 /**
21117
f6f3f44a1830 Truffle/Instrumentation: Javadoc corrections on Node.{getSourceSection,getEncapsulatingSourceSection}
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 20131
diff changeset
121 * Retrieves the segment of guest language source code that is represented by this Node.
14991
64dcb92ee75a Truffle: Change signature for Truffle calls from (PackedFrame, Arguments) to (Object[]).
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 14629
diff changeset
122 *
21117
f6f3f44a1830 Truffle/Instrumentation: Javadoc corrections on Node.{getSourceSection,getEncapsulatingSourceSection}
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 20131
diff changeset
123 * @return the source code represented by this Node
9254
4497235516df New API for representing Source objects and SourceSection objects. SourceSection objects can be associated with Truffle interpreter nodes.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 7530
diff changeset
124 */
22035
100d2d3250d5 remove final from key SourceSection methods
Mick Jordan <mick.jordan@oracle.com>
parents: 21966
diff changeset
125 public SourceSection getSourceSection() {
9254
4497235516df New API for representing Source objects and SourceSection objects. SourceSection objects can be associated with Truffle interpreter nodes.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 7530
diff changeset
126 return sourceSection;
4497235516df New API for representing Source objects and SourceSection objects. SourceSection objects can be associated with Truffle interpreter nodes.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 7530
diff changeset
127 }
4497235516df New API for representing Source objects and SourceSection objects. SourceSection objects can be associated with Truffle interpreter nodes.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 7530
diff changeset
128
4497235516df New API for representing Source objects and SourceSection objects. SourceSection objects can be associated with Truffle interpreter nodes.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 7530
diff changeset
129 /**
21117
f6f3f44a1830 Truffle/Instrumentation: Javadoc corrections on Node.{getSourceSection,getEncapsulatingSourceSection}
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 20131
diff changeset
130 * Retrieves the segment of guest language source code that is represented by this Node, if
f6f3f44a1830 Truffle/Instrumentation: Javadoc corrections on Node.{getSourceSection,getEncapsulatingSourceSection}
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 20131
diff changeset
131 * present; otherwise retrieves the segment represented by the nearest AST ancestor that has
f6f3f44a1830 Truffle/Instrumentation: Javadoc corrections on Node.{getSourceSection,getEncapsulatingSourceSection}
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 20131
diff changeset
132 * this information.
14991
64dcb92ee75a Truffle: Change signature for Truffle calls from (PackedFrame, Arguments) to (Object[]).
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 14629
diff changeset
133 *
21117
f6f3f44a1830 Truffle/Instrumentation: Javadoc corrections on Node.{getSourceSection,getEncapsulatingSourceSection}
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 20131
diff changeset
134 * @return an approximation of the source code represented by this Node
10481
29e9a5d18c70 Clean up.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 9782
diff changeset
135 */
17389
763a34f283f9 make Truffle Node parent @CompilationFinal, let getEncapsulatingSourceSection evaluate at compile time
Lukas Stadler <lukas.stadler@oracle.com>
parents: 17382
diff changeset
136 @ExplodeLoop
22035
100d2d3250d5 remove final from key SourceSection methods
Mick Jordan <mick.jordan@oracle.com>
parents: 21966
diff changeset
137 public SourceSection getEncapsulatingSourceSection() {
17389
763a34f283f9 make Truffle Node parent @CompilationFinal, let getEncapsulatingSourceSection evaluate at compile time
Lukas Stadler <lukas.stadler@oracle.com>
parents: 17382
diff changeset
138 Node current = this;
763a34f283f9 make Truffle Node parent @CompilationFinal, let getEncapsulatingSourceSection evaluate at compile time
Lukas Stadler <lukas.stadler@oracle.com>
parents: 17382
diff changeset
139 while (current != null) {
763a34f283f9 make Truffle Node parent @CompilationFinal, let getEncapsulatingSourceSection evaluate at compile time
Lukas Stadler <lukas.stadler@oracle.com>
parents: 17382
diff changeset
140 if (current.sourceSection != null) {
763a34f283f9 make Truffle Node parent @CompilationFinal, let getEncapsulatingSourceSection evaluate at compile time
Lukas Stadler <lukas.stadler@oracle.com>
parents: 17382
diff changeset
141 return current.sourceSection;
763a34f283f9 make Truffle Node parent @CompilationFinal, let getEncapsulatingSourceSection evaluate at compile time
Lukas Stadler <lukas.stadler@oracle.com>
parents: 17382
diff changeset
142 }
763a34f283f9 make Truffle Node parent @CompilationFinal, let getEncapsulatingSourceSection evaluate at compile time
Lukas Stadler <lukas.stadler@oracle.com>
parents: 17382
diff changeset
143 current = current.parent;
10481
29e9a5d18c70 Clean up.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 9782
diff changeset
144 }
17389
763a34f283f9 make Truffle Node parent @CompilationFinal, let getEncapsulatingSourceSection evaluate at compile time
Lukas Stadler <lukas.stadler@oracle.com>
parents: 17382
diff changeset
145 return null;
10481
29e9a5d18c70 Clean up.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 9782
diff changeset
146 }
29e9a5d18c70 Clean up.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 9782
diff changeset
147
29e9a5d18c70 Clean up.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 9782
diff changeset
148 /**
7530
5e3d1a68664e applied mx eclipseformat to all Java files
Doug Simon <doug.simon@oracle.com>
parents: 7267
diff changeset
149 * Method that updates the link to the parent in the array of specified new child nodes to this
5e3d1a68664e applied mx eclipseformat to all Java files
Doug Simon <doug.simon@oracle.com>
parents: 7267
diff changeset
150 * node.
14991
64dcb92ee75a Truffle: Change signature for Truffle calls from (PackedFrame, Arguments) to (Object[]).
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 14629
diff changeset
151 *
7267
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
152 * @param newChildren the array of new children whose parent should be updated
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
153 * @return the array of new children
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
154 */
14628
a08b8694f556 Truffle: Node API changes
Andreas Woess <andreas.woess@jku.at>
parents: 14584
diff changeset
155 protected final <T extends Node> T[] insert(final T[] newChildren) {
a08b8694f556 Truffle: Node API changes
Andreas Woess <andreas.woess@jku.at>
parents: 14584
diff changeset
156 CompilerDirectives.transferToInterpreterAndInvalidate();
a08b8694f556 Truffle: Node API changes
Andreas Woess <andreas.woess@jku.at>
parents: 14584
diff changeset
157 assert newChildren != null;
a08b8694f556 Truffle: Node API changes
Andreas Woess <andreas.woess@jku.at>
parents: 14584
diff changeset
158 for (Node newChild : newChildren) {
a08b8694f556 Truffle: Node API changes
Andreas Woess <andreas.woess@jku.at>
parents: 14584
diff changeset
159 adoptHelper(newChild);
7267
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
160 }
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
161 return newChildren;
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
162 }
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
163
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
164 /**
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
165 * Method that updates the link to the parent in the specified new child node to this node.
14991
64dcb92ee75a Truffle: Change signature for Truffle calls from (PackedFrame, Arguments) to (Object[]).
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 14629
diff changeset
166 *
7267
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
167 * @param newChild the new child whose parent should be updated
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
168 * @return the new child
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
169 */
14628
a08b8694f556 Truffle: Node API changes
Andreas Woess <andreas.woess@jku.at>
parents: 14584
diff changeset
170 protected final <T extends Node> T insert(final T newChild) {
a08b8694f556 Truffle: Node API changes
Andreas Woess <andreas.woess@jku.at>
parents: 14584
diff changeset
171 CompilerDirectives.transferToInterpreterAndInvalidate();
a08b8694f556 Truffle: Node API changes
Andreas Woess <andreas.woess@jku.at>
parents: 14584
diff changeset
172 assert newChild != null;
a08b8694f556 Truffle: Node API changes
Andreas Woess <andreas.woess@jku.at>
parents: 14584
diff changeset
173 adoptHelper(newChild);
a08b8694f556 Truffle: Node API changes
Andreas Woess <andreas.woess@jku.at>
parents: 14584
diff changeset
174 return newChild;
a08b8694f556 Truffle: Node API changes
Andreas Woess <andreas.woess@jku.at>
parents: 14584
diff changeset
175 }
a08b8694f556 Truffle: Node API changes
Andreas Woess <andreas.woess@jku.at>
parents: 14584
diff changeset
176
a08b8694f556 Truffle: Node API changes
Andreas Woess <andreas.woess@jku.at>
parents: 14584
diff changeset
177 public final void adoptChildren() {
a08b8694f556 Truffle: Node API changes
Andreas Woess <andreas.woess@jku.at>
parents: 14584
diff changeset
178 CompilerDirectives.transferToInterpreterAndInvalidate();
a08b8694f556 Truffle: Node API changes
Andreas Woess <andreas.woess@jku.at>
parents: 14584
diff changeset
179 adoptHelper();
a08b8694f556 Truffle: Node API changes
Andreas Woess <andreas.woess@jku.at>
parents: 14584
diff changeset
180 }
a08b8694f556 Truffle: Node API changes
Andreas Woess <andreas.woess@jku.at>
parents: 14584
diff changeset
181
22080
65e9fbb40e51 avoid publishing unadopted children in node replacement to fix potential race
Andreas Woess <andreas.woess@oracle.com>
parents: 22066
diff changeset
182 void adoptHelper(final Node newChild) {
14628
a08b8694f556 Truffle: Node API changes
Andreas Woess <andreas.woess@jku.at>
parents: 14584
diff changeset
183 assert newChild != null;
a08b8694f556 Truffle: Node API changes
Andreas Woess <andreas.woess@jku.at>
parents: 14584
diff changeset
184 if (newChild == this) {
a08b8694f556 Truffle: Node API changes
Andreas Woess <andreas.woess@jku.at>
parents: 14584
diff changeset
185 throw new IllegalStateException("The parent of a node can never be the node itself.");
a08b8694f556 Truffle: Node API changes
Andreas Woess <andreas.woess@jku.at>
parents: 14584
diff changeset
186 }
a08b8694f556 Truffle: Node API changes
Andreas Woess <andreas.woess@jku.at>
parents: 14584
diff changeset
187 newChild.parent = this;
16151
76895499bc88 Add facility to create JSON dump of AST creation/rewriting
Christian Wirth <christian.wirth@oracle.com>
parents: 16067
diff changeset
188 if (TruffleOptions.TraceASTJSON) {
76895499bc88 Add facility to create JSON dump of AST creation/rewriting
Christian Wirth <christian.wirth@oracle.com>
parents: 16067
diff changeset
189 JSONHelper.dumpNewChild(this, newChild);
76895499bc88 Add facility to create JSON dump of AST creation/rewriting
Christian Wirth <christian.wirth@oracle.com>
parents: 16067
diff changeset
190 }
14628
a08b8694f556 Truffle: Node API changes
Andreas Woess <andreas.woess@jku.at>
parents: 14584
diff changeset
191 newChild.adoptHelper();
a08b8694f556 Truffle: Node API changes
Andreas Woess <andreas.woess@jku.at>
parents: 14584
diff changeset
192 }
a08b8694f556 Truffle: Node API changes
Andreas Woess <andreas.woess@jku.at>
parents: 14584
diff changeset
193
a08b8694f556 Truffle: Node API changes
Andreas Woess <andreas.woess@jku.at>
parents: 14584
diff changeset
194 private void adoptHelper() {
a08b8694f556 Truffle: Node API changes
Andreas Woess <andreas.woess@jku.at>
parents: 14584
diff changeset
195 Iterable<Node> children = this.getChildren();
a08b8694f556 Truffle: Node API changes
Andreas Woess <andreas.woess@jku.at>
parents: 14584
diff changeset
196 for (Node child : children) {
a08b8694f556 Truffle: Node API changes
Andreas Woess <andreas.woess@jku.at>
parents: 14584
diff changeset
197 if (child != null && child.getParent() != this) {
a08b8694f556 Truffle: Node API changes
Andreas Woess <andreas.woess@jku.at>
parents: 14584
diff changeset
198 this.adoptHelper(child);
10481
29e9a5d18c70 Clean up.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 9782
diff changeset
199 }
14628
a08b8694f556 Truffle: Node API changes
Andreas Woess <andreas.woess@jku.at>
parents: 14584
diff changeset
200 }
a08b8694f556 Truffle: Node API changes
Andreas Woess <andreas.woess@jku.at>
parents: 14584
diff changeset
201 }
a08b8694f556 Truffle: Node API changes
Andreas Woess <andreas.woess@jku.at>
parents: 14584
diff changeset
202
a08b8694f556 Truffle: Node API changes
Andreas Woess <andreas.woess@jku.at>
parents: 14584
diff changeset
203 private void adoptUnadoptedHelper(final Node newChild) {
a08b8694f556 Truffle: Node API changes
Andreas Woess <andreas.woess@jku.at>
parents: 14584
diff changeset
204 assert newChild != null;
a08b8694f556 Truffle: Node API changes
Andreas Woess <andreas.woess@jku.at>
parents: 14584
diff changeset
205 if (newChild == this) {
a08b8694f556 Truffle: Node API changes
Andreas Woess <andreas.woess@jku.at>
parents: 14584
diff changeset
206 throw new IllegalStateException("The parent of a node can never be the node itself.");
7267
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
207 }
14628
a08b8694f556 Truffle: Node API changes
Andreas Woess <andreas.woess@jku.at>
parents: 14584
diff changeset
208 newChild.parent = this;
a08b8694f556 Truffle: Node API changes
Andreas Woess <andreas.woess@jku.at>
parents: 14584
diff changeset
209 newChild.adoptUnadoptedHelper();
a08b8694f556 Truffle: Node API changes
Andreas Woess <andreas.woess@jku.at>
parents: 14584
diff changeset
210 }
a08b8694f556 Truffle: Node API changes
Andreas Woess <andreas.woess@jku.at>
parents: 14584
diff changeset
211
a08b8694f556 Truffle: Node API changes
Andreas Woess <andreas.woess@jku.at>
parents: 14584
diff changeset
212 private void adoptUnadoptedHelper() {
a08b8694f556 Truffle: Node API changes
Andreas Woess <andreas.woess@jku.at>
parents: 14584
diff changeset
213 Iterable<Node> children = this.getChildren();
a08b8694f556 Truffle: Node API changes
Andreas Woess <andreas.woess@jku.at>
parents: 14584
diff changeset
214 for (Node child : children) {
a08b8694f556 Truffle: Node API changes
Andreas Woess <andreas.woess@jku.at>
parents: 14584
diff changeset
215 if (child != null && child.getParent() == null) {
a08b8694f556 Truffle: Node API changes
Andreas Woess <andreas.woess@jku.at>
parents: 14584
diff changeset
216 this.adoptUnadoptedHelper(child);
a08b8694f556 Truffle: Node API changes
Andreas Woess <andreas.woess@jku.at>
parents: 14584
diff changeset
217 }
a08b8694f556 Truffle: Node API changes
Andreas Woess <andreas.woess@jku.at>
parents: 14584
diff changeset
218 }
7267
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
219 }
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
220
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
221 /**
7530
5e3d1a68664e applied mx eclipseformat to all Java files
Doug Simon <doug.simon@oracle.com>
parents: 7267
diff changeset
222 * Returns properties of this node interesting for debugging and can be overwritten by
5e3d1a68664e applied mx eclipseformat to all Java files
Doug Simon <doug.simon@oracle.com>
parents: 7267
diff changeset
223 * subclasses to add their own custom properties.
14991
64dcb92ee75a Truffle: Change signature for Truffle calls from (PackedFrame, Arguments) to (Object[]).
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 14629
diff changeset
224 *
7267
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
225 * @return the properties as a key/value hash map
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
226 */
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
227 public Map<String, Object> getDebugProperties() {
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
228 Map<String, Object> properties = new HashMap<>();
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
229 return properties;
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
230 }
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
231
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
232 /**
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
233 * The current parent node of this node.
14991
64dcb92ee75a Truffle: Change signature for Truffle calls from (PackedFrame, Arguments) to (Object[]).
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 14629
diff changeset
234 *
7267
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
235 * @return the parent node
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
236 */
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
237 public final Node getParent() {
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
238 return parent;
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
239 }
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
240
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
241 /**
9256
9640bb930327 Preserve the source section during node rewrites.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 9255
diff changeset
242 * Replaces this node with another node. If there is a source section (see
9640bb930327 Preserve the source section during node rewrites.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 9255
diff changeset
243 * {@link #getSourceSection()}) associated with this node, it is transferred to the new node.
14991
64dcb92ee75a Truffle: Change signature for Truffle calls from (PackedFrame, Arguments) to (Object[]).
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 14629
diff changeset
244 *
7267
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
245 * @param newNode the new node that is the replacement
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
246 * @param reason a description of the reason for the replacement
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
247 * @return the new node
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
248 */
14628
a08b8694f556 Truffle: Node API changes
Andreas Woess <andreas.woess@jku.at>
parents: 14584
diff changeset
249 public final <T extends Node> T replace(final T newNode, final CharSequence reason) {
13915
d6b340b757a2 Truffle: refactorings
Andreas Woess <andreas.woess@jku.at>
parents: 13811
diff changeset
250 CompilerDirectives.transferToInterpreterAndInvalidate();
14629
ba52fbec5b6c Truffle: atomic node rewriting
Andreas Woess <andreas.woess@jku.at>
parents: 14628
diff changeset
251 atomic(new Runnable() {
ba52fbec5b6c Truffle: atomic node rewriting
Andreas Woess <andreas.woess@jku.at>
parents: 14628
diff changeset
252 public void run() {
ba52fbec5b6c Truffle: atomic node rewriting
Andreas Woess <andreas.woess@jku.at>
parents: 14628
diff changeset
253 replaceHelper(newNode, reason);
ba52fbec5b6c Truffle: atomic node rewriting
Andreas Woess <andreas.woess@jku.at>
parents: 14628
diff changeset
254 }
ba52fbec5b6c Truffle: atomic node rewriting
Andreas Woess <andreas.woess@jku.at>
parents: 14628
diff changeset
255 });
12494
57b8a41c0e18 Truffle: fix possible node rewrite failures after recursive calls.
Andreas Woess <andreas.woess@jku.at>
parents: 11951
diff changeset
256 return newNode;
7267
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
257 }
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
258
12494
57b8a41c0e18 Truffle: fix possible node rewrite failures after recursive calls.
Andreas Woess <andreas.woess@jku.at>
parents: 11951
diff changeset
259 /**
9256
9640bb930327 Preserve the source section during node rewrites.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 9255
diff changeset
260 * Replaces this node with another node. If there is a source section (see
9640bb930327 Preserve the source section during node rewrites.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 9255
diff changeset
261 * {@link #getSourceSection()}) associated with this node, it is transferred to the new node.
14991
64dcb92ee75a Truffle: Change signature for Truffle calls from (PackedFrame, Arguments) to (Object[]).
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 14629
diff changeset
262 *
7267
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
263 * @param newNode the new node that is the replacement
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
264 * @return the new node
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
265 */
9254
4497235516df New API for representing Source objects and SourceSection objects. SourceSection objects can be associated with Truffle interpreter nodes.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 7530
diff changeset
266 public final <T extends Node> T replace(T newNode) {
7267
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
267 return replace(newNode, "");
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
268 }
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
269
19758
f682b9e6ca07 Truffle: expose non-atomic replace API to Truffle DSL to avoid multiple RootNode lookups for multiple replaces in one atomic block.
Christian Humer <christian.humer@gmail.com>
parents: 19606
diff changeset
270 final void replaceHelper(Node newNode, CharSequence reason) {
14628
a08b8694f556 Truffle: Node API changes
Andreas Woess <andreas.woess@jku.at>
parents: 14584
diff changeset
271 CompilerAsserts.neverPartOfCompilation();
19767
e6a4ba0980dd Truffle: add assertion to always be in atomic blocks for replaces as it now may be violated by NodeUtil#nonAtomicReplace.
Christian Humer <christian.humer@gmail.com>
parents: 19758
diff changeset
272 assert inAtomicBlock();
14628
a08b8694f556 Truffle: Node API changes
Andreas Woess <andreas.woess@jku.at>
parents: 14584
diff changeset
273 if (this.getParent() == null) {
a08b8694f556 Truffle: Node API changes
Andreas Woess <andreas.woess@jku.at>
parents: 14584
diff changeset
274 throw new IllegalStateException("This node cannot be replaced, because it does not yet have a parent.");
a08b8694f556 Truffle: Node API changes
Andreas Woess <andreas.woess@jku.at>
parents: 14584
diff changeset
275 }
a08b8694f556 Truffle: Node API changes
Andreas Woess <andreas.woess@jku.at>
parents: 14584
diff changeset
276 if (sourceSection != null && newNode.getSourceSection() == null) {
a08b8694f556 Truffle: Node API changes
Andreas Woess <andreas.woess@jku.at>
parents: 14584
diff changeset
277 // Pass on the source section to the new node.
a08b8694f556 Truffle: Node API changes
Andreas Woess <andreas.woess@jku.at>
parents: 14584
diff changeset
278 newNode.assignSourceSection(sourceSection);
a08b8694f556 Truffle: Node API changes
Andreas Woess <andreas.woess@jku.at>
parents: 14584
diff changeset
279 }
a08b8694f556 Truffle: Node API changes
Andreas Woess <andreas.woess@jku.at>
parents: 14584
diff changeset
280 // (aw) need to set parent *before* replace, so that (unsynchronized) getRootNode()
a08b8694f556 Truffle: Node API changes
Andreas Woess <andreas.woess@jku.at>
parents: 14584
diff changeset
281 // will always find the root node
a08b8694f556 Truffle: Node API changes
Andreas Woess <andreas.woess@jku.at>
parents: 14584
diff changeset
282 newNode.parent = this.parent;
22080
65e9fbb40e51 avoid publishing unadopted children in node replacement to fix potential race
Andreas Woess <andreas.woess@oracle.com>
parents: 22066
diff changeset
283 if (!NodeUtil.replaceChild(this.parent, this, newNode, true)) {
14628
a08b8694f556 Truffle: Node API changes
Andreas Woess <andreas.woess@jku.at>
parents: 14584
diff changeset
284 this.parent.adoptUnadoptedHelper(newNode);
a08b8694f556 Truffle: Node API changes
Andreas Woess <andreas.woess@jku.at>
parents: 14584
diff changeset
285 }
a08b8694f556 Truffle: Node API changes
Andreas Woess <andreas.woess@jku.at>
parents: 14584
diff changeset
286 reportReplace(this, newNode, reason);
a08b8694f556 Truffle: Node API changes
Andreas Woess <andreas.woess@jku.at>
parents: 14584
diff changeset
287 onReplace(newNode, reason);
a08b8694f556 Truffle: Node API changes
Andreas Woess <andreas.woess@jku.at>
parents: 14584
diff changeset
288 }
a08b8694f556 Truffle: Node API changes
Andreas Woess <andreas.woess@jku.at>
parents: 14584
diff changeset
289
7267
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
290 /**
19141
67d9e635102f Truffle/Instrumentation: refine checks for safe node replacement
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 19038
diff changeset
291 * Checks if this node can be replaced by another node: tree structure & type.
18985
867058575979 Truffle: Improved support for "probing" AST nodes:
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18750
diff changeset
292 */
867058575979 Truffle: Improved support for "probing" AST nodes:
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18750
diff changeset
293 public final boolean isSafelyReplaceableBy(Node newNode) {
19141
67d9e635102f Truffle/Instrumentation: refine checks for safe node replacement
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 19038
diff changeset
294 return NodeUtil.isReplacementSafe(getParent(), this, newNode);
18985
867058575979 Truffle: Improved support for "probing" AST nodes:
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18750
diff changeset
295 }
867058575979 Truffle: Improved support for "probing" AST nodes:
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18750
diff changeset
296
14584
6189c1983cd3 Truffle: make Node#replace accept any CharSequence as reason
Andreas Woess <andreas.woess@jku.at>
parents: 14566
diff changeset
297 private void reportReplace(Node oldNode, Node newNode, CharSequence reason) {
16912
f8998c828bed Truffle: replaces are now reported to all ReplaceObservers in the node hierarchy.
Christian Humer <christian.humer@gmail.com>
parents: 16467
diff changeset
298 Node node = this;
f8998c828bed Truffle: replaces are now reported to all ReplaceObservers in the node hierarchy.
Christian Humer <christian.humer@gmail.com>
parents: 16467
diff changeset
299 while (node != null) {
21204
4a5df5570b7f Truffle: make ReplaceObserver return a boolean in order to consume replace events. It can be useful for nodes to consume all replace events if they are always executed behind a @TruffleBoundary.
Christian Humer <christian.humer@gmail.com>
parents: 21117
diff changeset
300 boolean consumed = false;
16912
f8998c828bed Truffle: replaces are now reported to all ReplaceObservers in the node hierarchy.
Christian Humer <christian.humer@gmail.com>
parents: 16467
diff changeset
301 if (node instanceof ReplaceObserver) {
21204
4a5df5570b7f Truffle: make ReplaceObserver return a boolean in order to consume replace events. It can be useful for nodes to consume all replace events if they are always executed behind a @TruffleBoundary.
Christian Humer <christian.humer@gmail.com>
parents: 21117
diff changeset
302 consumed = ((ReplaceObserver) node).nodeReplaced(oldNode, newNode, reason);
16912
f8998c828bed Truffle: replaces are now reported to all ReplaceObservers in the node hierarchy.
Christian Humer <christian.humer@gmail.com>
parents: 16467
diff changeset
303 } else if (node instanceof RootNode) {
f8998c828bed Truffle: replaces are now reported to all ReplaceObservers in the node hierarchy.
Christian Humer <christian.humer@gmail.com>
parents: 16467
diff changeset
304 CallTarget target = ((RootNode) node).getCallTarget();
f8998c828bed Truffle: replaces are now reported to all ReplaceObservers in the node hierarchy.
Christian Humer <christian.humer@gmail.com>
parents: 16467
diff changeset
305 if (target instanceof ReplaceObserver) {
21204
4a5df5570b7f Truffle: make ReplaceObserver return a boolean in order to consume replace events. It can be useful for nodes to consume all replace events if they are always executed behind a @TruffleBoundary.
Christian Humer <christian.humer@gmail.com>
parents: 21117
diff changeset
306 consumed = ((ReplaceObserver) target).nodeReplaced(oldNode, newNode, reason);
16912
f8998c828bed Truffle: replaces are now reported to all ReplaceObservers in the node hierarchy.
Christian Humer <christian.humer@gmail.com>
parents: 16467
diff changeset
307 }
12692
ffd4b6b4ae68 Truffle Node class refactoring.
Andreas Woess <andreas.woess@jku.at>
parents: 12495
diff changeset
308 }
21204
4a5df5570b7f Truffle: make ReplaceObserver return a boolean in order to consume replace events. It can be useful for nodes to consume all replace events if they are always executed behind a @TruffleBoundary.
Christian Humer <christian.humer@gmail.com>
parents: 21117
diff changeset
309 if (consumed) {
4a5df5570b7f Truffle: make ReplaceObserver return a boolean in order to consume replace events. It can be useful for nodes to consume all replace events if they are always executed behind a @TruffleBoundary.
Christian Humer <christian.humer@gmail.com>
parents: 21117
diff changeset
310 break;
4a5df5570b7f Truffle: make ReplaceObserver return a boolean in order to consume replace events. It can be useful for nodes to consume all replace events if they are always executed behind a @TruffleBoundary.
Christian Humer <christian.humer@gmail.com>
parents: 21117
diff changeset
311 }
16912
f8998c828bed Truffle: replaces are now reported to all ReplaceObservers in the node hierarchy.
Christian Humer <christian.humer@gmail.com>
parents: 16467
diff changeset
312 node = node.getParent();
12692
ffd4b6b4ae68 Truffle Node class refactoring.
Andreas Woess <andreas.woess@jku.at>
parents: 12495
diff changeset
313 }
16464
76081918079d Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
parents: 16151
diff changeset
314 if (TruffleOptions.TraceRewrites) {
76081918079d Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
parents: 16151
diff changeset
315 NodeUtil.traceRewrite(this, newNode, reason);
76081918079d Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
parents: 16151
diff changeset
316 }
76081918079d Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
parents: 16151
diff changeset
317 if (TruffleOptions.TraceASTJSON) {
76081918079d Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
parents: 16151
diff changeset
318 JSONHelper.dumpReplaceChild(this, newNode, reason);
76081918079d Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
parents: 16151
diff changeset
319 }
12692
ffd4b6b4ae68 Truffle Node class refactoring.
Andreas Woess <andreas.woess@jku.at>
parents: 12495
diff changeset
320 }
ffd4b6b4ae68 Truffle Node class refactoring.
Andreas Woess <andreas.woess@jku.at>
parents: 12495
diff changeset
321
10846
e87d56a51047 Truffle: add Node.isReplaceable()
Andreas Woess <andreas.woess@jku.at>
parents: 10843
diff changeset
322 /**
9782
ba02d19dd3cc Added an onReplace method to Node to provide a way for a guest language implementation to use replace tracing.
Christian Humer <christian.humer@gmail.com>
parents: 9256
diff changeset
323 * Intended to be implemented by subclasses of {@link Node} to receive a notification when the
ba02d19dd3cc Added an onReplace method to Node to provide a way for a guest language implementation to use replace tracing.
Christian Humer <christian.humer@gmail.com>
parents: 9256
diff changeset
324 * node is rewritten. This method is invoked before the actual replace has happened.
14991
64dcb92ee75a Truffle: Change signature for Truffle calls from (PackedFrame, Arguments) to (Object[]).
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 14629
diff changeset
325 *
9782
ba02d19dd3cc Added an onReplace method to Node to provide a way for a guest language implementation to use replace tracing.
Christian Humer <christian.humer@gmail.com>
parents: 9256
diff changeset
326 * @param newNode the replacement node
ba02d19dd3cc Added an onReplace method to Node to provide a way for a guest language implementation to use replace tracing.
Christian Humer <christian.humer@gmail.com>
parents: 9256
diff changeset
327 * @param reason the reason the replace supplied
ba02d19dd3cc Added an onReplace method to Node to provide a way for a guest language implementation to use replace tracing.
Christian Humer <christian.humer@gmail.com>
parents: 9256
diff changeset
328 */
14584
6189c1983cd3 Truffle: make Node#replace accept any CharSequence as reason
Andreas Woess <andreas.woess@jku.at>
parents: 14566
diff changeset
329 protected void onReplace(Node newNode, CharSequence reason) {
16464
76081918079d Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
parents: 16151
diff changeset
330 // empty default
10590
6eb8d63cea34 Added a feature to trace rewrites of truffle nodes.
Christian Humer <christian.humer@gmail.com>
parents: 10481
diff changeset
331 }
6eb8d63cea34 Added a feature to trace rewrites of truffle nodes.
Christian Humer <christian.humer@gmail.com>
parents: 10481
diff changeset
332
15346
1cd02b4d90d1 onAdopt callback for ASTs
Michael Haupt <michael.haupt@oracle.com>
parents: 14991
diff changeset
333 /**
7530
5e3d1a68664e applied mx eclipseformat to all Java files
Doug Simon <doug.simon@oracle.com>
parents: 7267
diff changeset
334 * Invokes the {@link NodeVisitor#visit(Node)} method for this node and recursively also for all
5e3d1a68664e applied mx eclipseformat to all Java files
Doug Simon <doug.simon@oracle.com>
parents: 7267
diff changeset
335 * child nodes.
14991
64dcb92ee75a Truffle: Change signature for Truffle calls from (PackedFrame, Arguments) to (Object[]).
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 14629
diff changeset
336 *
7267
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
337 * @param nodeVisitor the visitor
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
338 */
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
339 public final void accept(NodeVisitor nodeVisitor) {
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
340 if (nodeVisitor.visit(this)) {
20131
4b12d5355811 Truffle: do not use iterators for visitors.
Christian Humer <christian.humer@gmail.com>
parents: 20130
diff changeset
341 NodeUtil.forEachChildRecursive(this, nodeVisitor);
7267
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
342 }
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
343 }
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
344
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
345 /**
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
346 * Iterator over the children of this node.
14991
64dcb92ee75a Truffle: Change signature for Truffle calls from (PackedFrame, Arguments) to (Object[]).
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 14629
diff changeset
347 *
7267
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
348 * @return the iterator
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
349 */
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
350 public final Iterable<Node> getChildren() {
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
351 return new Iterable<Node>() {
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
352 public Iterator<Node> iterator() {
21650
45ed86c4d127 Truffle: change NodeUtil.findFirstNodeInstance to include root in potential matches
Andreas Woess <andreas.woess@oracle.com>
parents: 21204
diff changeset
353 return getNodeClass().makeIterator(Node.this);
7267
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
354 }
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
355 };
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
356 }
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
357
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
358 /**
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
359 * Creates a shallow copy of this node.
14991
64dcb92ee75a Truffle: Change signature for Truffle calls from (PackedFrame, Arguments) to (Object[]).
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 14629
diff changeset
360 *
7267
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
361 * @return the new copy
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
362 */
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
363 public Node copy() {
21966
5023b913e2ba Help the partial evaluator / language developer by marking API methods as neverPartOfCompilation() when they are too complicated to be compiled.
Christian Wimmer <christian.wimmer@oracle.com>
parents: 21951
diff changeset
364 CompilerAsserts.neverPartOfCompilation();
5023b913e2ba Help the partial evaluator / language developer by marking API methods as neverPartOfCompilation() when they are too complicated to be compiled.
Christian Wimmer <christian.wimmer@oracle.com>
parents: 21951
diff changeset
365
7267
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
366 try {
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
367 return (Node) super.clone();
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
368 } catch (CloneNotSupportedException e) {
18509
7bf2965140de Truffle: Node#clone(): throw assertion error on CloneNotSupportedException
Andreas Woess <andreas.woess@jku.at>
parents: 18332
diff changeset
369 throw new AssertionError(e);
7267
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
370 }
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
371 }
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
372
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
373 /**
18750
8a758dce7d80 Truffle: added new deepCopy method to Node.
Christian Humer <christian.humer@gmail.com>
parents: 18509
diff changeset
374 * Creates a deep copy of this node.
8a758dce7d80 Truffle: added new deepCopy method to Node.
Christian Humer <christian.humer@gmail.com>
parents: 18509
diff changeset
375 *
8a758dce7d80 Truffle: added new deepCopy method to Node.
Christian Humer <christian.humer@gmail.com>
parents: 18509
diff changeset
376 * @return the new deep copy
8a758dce7d80 Truffle: added new deepCopy method to Node.
Christian Humer <christian.humer@gmail.com>
parents: 18509
diff changeset
377 */
8a758dce7d80 Truffle: added new deepCopy method to Node.
Christian Humer <christian.humer@gmail.com>
parents: 18509
diff changeset
378 public Node deepCopy() {
8a758dce7d80 Truffle: added new deepCopy method to Node.
Christian Humer <christian.humer@gmail.com>
parents: 18509
diff changeset
379 return NodeUtil.deepCopyImpl(this);
8a758dce7d80 Truffle: added new deepCopy method to Node.
Christian Humer <christian.humer@gmail.com>
parents: 18509
diff changeset
380 }
8a758dce7d80 Truffle: added new deepCopy method to Node.
Christian Humer <christian.humer@gmail.com>
parents: 18509
diff changeset
381
8a758dce7d80 Truffle: added new deepCopy method to Node.
Christian Humer <christian.humer@gmail.com>
parents: 18509
diff changeset
382 /**
7530
5e3d1a68664e applied mx eclipseformat to all Java files
Doug Simon <doug.simon@oracle.com>
parents: 7267
diff changeset
383 * This method must never be called. It enforces that {@link Object#clone} is not directly
5e3d1a68664e applied mx eclipseformat to all Java files
Doug Simon <doug.simon@oracle.com>
parents: 7267
diff changeset
384 * called by subclasses. Use the {@link #copy()} method instead.
7267
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
385 */
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
386 @Override
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
387 @Deprecated
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
388 protected final Object clone() throws CloneNotSupportedException {
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
389 throw new IllegalStateException("This method should never be called, use the copy method instead!");
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
390 }
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
391
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
392 /**
12692
ffd4b6b4ae68 Truffle Node class refactoring.
Andreas Woess <andreas.woess@jku.at>
parents: 12495
diff changeset
393 * Get the root node of the tree a node belongs to.
14991
64dcb92ee75a Truffle: Change signature for Truffle calls from (PackedFrame, Arguments) to (Object[]).
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 14629
diff changeset
394 *
12692
ffd4b6b4ae68 Truffle Node class refactoring.
Andreas Woess <andreas.woess@jku.at>
parents: 12495
diff changeset
395 * @return the {@link RootNode} or {@code null} if there is none.
ffd4b6b4ae68 Truffle Node class refactoring.
Andreas Woess <andreas.woess@jku.at>
parents: 12495
diff changeset
396 */
13983
f46cab39a9a2 Truffle: Updated inlining API. Pushed inlining implementation to the Truffle runtime.
Christian Humer <christian.humer@gmail.com>
parents: 13915
diff changeset
397 public final RootNode getRootNode() {
12692
ffd4b6b4ae68 Truffle Node class refactoring.
Andreas Woess <andreas.woess@jku.at>
parents: 12495
diff changeset
398 Node rootNode = this;
ffd4b6b4ae68 Truffle Node class refactoring.
Andreas Woess <andreas.woess@jku.at>
parents: 12495
diff changeset
399 while (rootNode.getParent() != null) {
ffd4b6b4ae68 Truffle Node class refactoring.
Andreas Woess <andreas.woess@jku.at>
parents: 12495
diff changeset
400 assert !(rootNode instanceof RootNode) : "root node must not have a parent";
ffd4b6b4ae68 Truffle Node class refactoring.
Andreas Woess <andreas.woess@jku.at>
parents: 12495
diff changeset
401 rootNode = rootNode.getParent();
ffd4b6b4ae68 Truffle Node class refactoring.
Andreas Woess <andreas.woess@jku.at>
parents: 12495
diff changeset
402 }
ffd4b6b4ae68 Truffle Node class refactoring.
Andreas Woess <andreas.woess@jku.at>
parents: 12495
diff changeset
403 if (rootNode instanceof RootNode) {
ffd4b6b4ae68 Truffle Node class refactoring.
Andreas Woess <andreas.woess@jku.at>
parents: 12495
diff changeset
404 return (RootNode) rootNode;
ffd4b6b4ae68 Truffle Node class refactoring.
Andreas Woess <andreas.woess@jku.at>
parents: 12495
diff changeset
405 }
ffd4b6b4ae68 Truffle Node class refactoring.
Andreas Woess <andreas.woess@jku.at>
parents: 12495
diff changeset
406 return null;
ffd4b6b4ae68 Truffle Node class refactoring.
Andreas Woess <andreas.woess@jku.at>
parents: 12495
diff changeset
407 }
ffd4b6b4ae68 Truffle Node class refactoring.
Andreas Woess <andreas.woess@jku.at>
parents: 12495
diff changeset
408
ffd4b6b4ae68 Truffle Node class refactoring.
Andreas Woess <andreas.woess@jku.at>
parents: 12495
diff changeset
409 /**
18985
867058575979 Truffle: Improved support for "probing" AST nodes:
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18750
diff changeset
410 * Any node for which this is {@code true} can be "instrumented" by installing a {@link Probe}
867058575979 Truffle: Improved support for "probing" AST nodes:
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18750
diff changeset
411 * that intercepts execution events at the node and routes them to any {@link Instrument}s that
867058575979 Truffle: Improved support for "probing" AST nodes:
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18750
diff changeset
412 * have been attached to the {@link Probe}. Only one {@link Probe} may be installed at each
867058575979 Truffle: Improved support for "probing" AST nodes:
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18750
diff changeset
413 * node; subsequent calls return the one already installed.
19038
c7e57dffc5ad Truffle/Instrumentation: comments and minor code cleanup post-review
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18985
diff changeset
414 * <p>
c7e57dffc5ad Truffle/Instrumentation: comments and minor code cleanup post-review
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18985
diff changeset
415 * <b>Note:</b> instrumentation requires a appropriate {@link WrapperNode}, which must be
c7e57dffc5ad Truffle/Instrumentation: comments and minor code cleanup post-review
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18985
diff changeset
416 * provided by {@link #createWrapperNode()}.
18985
867058575979 Truffle: Improved support for "probing" AST nodes:
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18750
diff changeset
417 *
867058575979 Truffle: Improved support for "probing" AST nodes:
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18750
diff changeset
418 * @see Instrument
867058575979 Truffle: Improved support for "probing" AST nodes:
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18750
diff changeset
419 */
867058575979 Truffle: Improved support for "probing" AST nodes:
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18750
diff changeset
420 public boolean isInstrumentable() {
867058575979 Truffle: Improved support for "probing" AST nodes:
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18750
diff changeset
421 return false;
867058575979 Truffle: Improved support for "probing" AST nodes:
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18750
diff changeset
422 }
867058575979 Truffle: Improved support for "probing" AST nodes:
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18750
diff changeset
423
867058575979 Truffle: Improved support for "probing" AST nodes:
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18750
diff changeset
424 /**
867058575979 Truffle: Improved support for "probing" AST nodes:
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18750
diff changeset
425 * For any node that {@link #isInstrumentable()}, this method must return a {@link Node} that:
867058575979 Truffle: Improved support for "probing" AST nodes:
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18750
diff changeset
426 * <ol>
867058575979 Truffle: Improved support for "probing" AST nodes:
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18750
diff changeset
427 * <li>implements {@link WrapperNode}</li>
867058575979 Truffle: Improved support for "probing" AST nodes:
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18750
diff changeset
428 * <li>has {@code this} as it's child, and</li>
19038
c7e57dffc5ad Truffle/Instrumentation: comments and minor code cleanup post-review
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18985
diff changeset
429 * <li>whose type is safe for replacement of {@code this} in the parent.</li>
18985
867058575979 Truffle: Improved support for "probing" AST nodes:
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18750
diff changeset
430 * </ol>
867058575979 Truffle: Improved support for "probing" AST nodes:
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18750
diff changeset
431 *
867058575979 Truffle: Improved support for "probing" AST nodes:
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18750
diff changeset
432 * @return an appropriately typed {@link WrapperNode} if {@link #isInstrumentable()}.
867058575979 Truffle: Improved support for "probing" AST nodes:
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18750
diff changeset
433 */
867058575979 Truffle: Improved support for "probing" AST nodes:
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18750
diff changeset
434 public WrapperNode createWrapperNode() {
867058575979 Truffle: Improved support for "probing" AST nodes:
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18750
diff changeset
435 return null;
867058575979 Truffle: Improved support for "probing" AST nodes:
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18750
diff changeset
436 }
867058575979 Truffle: Improved support for "probing" AST nodes:
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18750
diff changeset
437
867058575979 Truffle: Improved support for "probing" AST nodes:
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18750
diff changeset
438 /**
867058575979 Truffle: Improved support for "probing" AST nodes:
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18750
diff changeset
439 * Enables {@linkplain Instrument instrumentation} of a node, where the node is presumed to be
867058575979 Truffle: Improved support for "probing" AST nodes:
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18750
diff changeset
440 * part of a well-formed Truffle AST that is not being executed. If this node has not already
867058575979 Truffle: Improved support for "probing" AST nodes:
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18750
diff changeset
441 * been probed, modifies the AST by inserting a {@linkplain WrapperNode wrapper node} between
867058575979 Truffle: Improved support for "probing" AST nodes:
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18750
diff changeset
442 * the node and its parent; the wrapper node must be provided by implementations of
867058575979 Truffle: Improved support for "probing" AST nodes:
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18750
diff changeset
443 * {@link #createWrapperNode()}. No more than one {@link Probe} may be associated with a node,
867058575979 Truffle: Improved support for "probing" AST nodes:
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18750
diff changeset
444 * so a {@linkplain WrapperNode wrapper} may not wrap another {@linkplain WrapperNode wrapper}.
867058575979 Truffle: Improved support for "probing" AST nodes:
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18750
diff changeset
445 *
867058575979 Truffle: Improved support for "probing" AST nodes:
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18750
diff changeset
446 * @return a (possibly newly created) {@link Probe} associated with this node.
867058575979 Truffle: Improved support for "probing" AST nodes:
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18750
diff changeset
447 * @throws ProbeException (unchecked) when a probe cannot be created, leaving the AST unchanged
867058575979 Truffle: Improved support for "probing" AST nodes:
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18750
diff changeset
448 */
867058575979 Truffle: Improved support for "probing" AST nodes:
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18750
diff changeset
449 public final Probe probe() {
867058575979 Truffle: Improved support for "probing" AST nodes:
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18750
diff changeset
450
867058575979 Truffle: Improved support for "probing" AST nodes:
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18750
diff changeset
451 if (this instanceof WrapperNode) {
867058575979 Truffle: Improved support for "probing" AST nodes:
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18750
diff changeset
452 throw new ProbeException(ProbeFailure.Reason.WRAPPER_NODE, null, this, null);
867058575979 Truffle: Improved support for "probing" AST nodes:
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18750
diff changeset
453 }
867058575979 Truffle: Improved support for "probing" AST nodes:
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18750
diff changeset
454
867058575979 Truffle: Improved support for "probing" AST nodes:
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18750
diff changeset
455 if (parent == null) {
867058575979 Truffle: Improved support for "probing" AST nodes:
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18750
diff changeset
456 throw new ProbeException(ProbeFailure.Reason.NO_PARENT, null, this, null);
867058575979 Truffle: Improved support for "probing" AST nodes:
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18750
diff changeset
457 }
867058575979 Truffle: Improved support for "probing" AST nodes:
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18750
diff changeset
458
867058575979 Truffle: Improved support for "probing" AST nodes:
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18750
diff changeset
459 if (parent instanceof WrapperNode) {
867058575979 Truffle: Improved support for "probing" AST nodes:
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18750
diff changeset
460 return ((WrapperNode) parent).getProbe();
867058575979 Truffle: Improved support for "probing" AST nodes:
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18750
diff changeset
461 }
867058575979 Truffle: Improved support for "probing" AST nodes:
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18750
diff changeset
462
867058575979 Truffle: Improved support for "probing" AST nodes:
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18750
diff changeset
463 if (!isInstrumentable()) {
867058575979 Truffle: Improved support for "probing" AST nodes:
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18750
diff changeset
464 throw new ProbeException(ProbeFailure.Reason.NOT_INSTRUMENTABLE, parent, this, null);
867058575979 Truffle: Improved support for "probing" AST nodes:
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18750
diff changeset
465 }
867058575979 Truffle: Improved support for "probing" AST nodes:
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18750
diff changeset
466
867058575979 Truffle: Improved support for "probing" AST nodes:
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18750
diff changeset
467 // Create a new wrapper/probe with this node as its child.
867058575979 Truffle: Improved support for "probing" AST nodes:
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18750
diff changeset
468 final WrapperNode wrapper = createWrapperNode();
867058575979 Truffle: Improved support for "probing" AST nodes:
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18750
diff changeset
469
867058575979 Truffle: Improved support for "probing" AST nodes:
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18750
diff changeset
470 if (wrapper == null || !(wrapper instanceof Node)) {
867058575979 Truffle: Improved support for "probing" AST nodes:
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18750
diff changeset
471 throw new ProbeException(ProbeFailure.Reason.NO_WRAPPER, parent, this, wrapper);
867058575979 Truffle: Improved support for "probing" AST nodes:
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18750
diff changeset
472 }
867058575979 Truffle: Improved support for "probing" AST nodes:
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18750
diff changeset
473
867058575979 Truffle: Improved support for "probing" AST nodes:
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18750
diff changeset
474 final Node wrapperNode = (Node) wrapper;
867058575979 Truffle: Improved support for "probing" AST nodes:
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18750
diff changeset
475
867058575979 Truffle: Improved support for "probing" AST nodes:
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18750
diff changeset
476 if (!this.isSafelyReplaceableBy(wrapperNode)) {
867058575979 Truffle: Improved support for "probing" AST nodes:
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18750
diff changeset
477 throw new ProbeException(ProbeFailure.Reason.WRAPPER_TYPE, parent, this, wrapper);
867058575979 Truffle: Improved support for "probing" AST nodes:
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18750
diff changeset
478 }
867058575979 Truffle: Improved support for "probing" AST nodes:
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18750
diff changeset
479
867058575979 Truffle: Improved support for "probing" AST nodes:
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18750
diff changeset
480 // Connect it to a Probe
867058575979 Truffle: Improved support for "probing" AST nodes:
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18750
diff changeset
481 final Probe probe = ProbeNode.insertProbe(wrapper);
867058575979 Truffle: Improved support for "probing" AST nodes:
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18750
diff changeset
482
867058575979 Truffle: Improved support for "probing" AST nodes:
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18750
diff changeset
483 // Replace this node in the AST with the wrapper
867058575979 Truffle: Improved support for "probing" AST nodes:
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18750
diff changeset
484 this.replace(wrapperNode);
867058575979 Truffle: Improved support for "probing" AST nodes:
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18750
diff changeset
485
867058575979 Truffle: Improved support for "probing" AST nodes:
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18750
diff changeset
486 return probe;
867058575979 Truffle: Improved support for "probing" AST nodes:
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18750
diff changeset
487 }
867058575979 Truffle: Improved support for "probing" AST nodes:
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18750
diff changeset
488
867058575979 Truffle: Improved support for "probing" AST nodes:
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18750
diff changeset
489 /**
7267
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
490 * Converts this node to a textual representation useful for debugging.
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
491 */
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
492 @Override
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
493 public String toString() {
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
494 StringBuilder sb = new StringBuilder(getClass().getSimpleName());
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
495 Map<String, Object> properties = getDebugProperties();
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
496 boolean hasProperties = false;
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
497 for (Map.Entry<String, Object> entry : properties.entrySet()) {
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
498 sb.append(hasProperties ? "," : "<");
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
499 hasProperties = true;
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
500 sb.append(entry.getKey()).append("=").append(entry.getValue());
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
501 }
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
502 if (hasProperties) {
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
503 sb.append(">");
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
504 }
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
505 sb.append("@").append(Integer.toHexString(hashCode()));
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
506 return sb.toString();
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
507 }
14629
ba52fbec5b6c Truffle: atomic node rewriting
Andreas Woess <andreas.woess@jku.at>
parents: 14628
diff changeset
508
ba52fbec5b6c Truffle: atomic node rewriting
Andreas Woess <andreas.woess@jku.at>
parents: 14628
diff changeset
509 public final void atomic(Runnable closure) {
ba52fbec5b6c Truffle: atomic node rewriting
Andreas Woess <andreas.woess@jku.at>
parents: 14628
diff changeset
510 RootNode rootNode = getRootNode();
19606
d344d76b7b6d Truffle: Node cleanup
Andreas Woess <andreas.woess@oracle.com>
parents: 19247
diff changeset
511 synchronized (rootNode != null ? rootNode : GIL) {
19767
e6a4ba0980dd Truffle: add assertion to always be in atomic blocks for replaces as it now may be violated by NodeUtil#nonAtomicReplace.
Christian Humer <christian.humer@gmail.com>
parents: 19758
diff changeset
512 assert enterAtomic();
e6a4ba0980dd Truffle: add assertion to always be in atomic blocks for replaces as it now may be violated by NodeUtil#nonAtomicReplace.
Christian Humer <christian.humer@gmail.com>
parents: 19758
diff changeset
513 try {
e6a4ba0980dd Truffle: add assertion to always be in atomic blocks for replaces as it now may be violated by NodeUtil#nonAtomicReplace.
Christian Humer <christian.humer@gmail.com>
parents: 19758
diff changeset
514 closure.run();
e6a4ba0980dd Truffle: add assertion to always be in atomic blocks for replaces as it now may be violated by NodeUtil#nonAtomicReplace.
Christian Humer <christian.humer@gmail.com>
parents: 19758
diff changeset
515 } finally {
e6a4ba0980dd Truffle: add assertion to always be in atomic blocks for replaces as it now may be violated by NodeUtil#nonAtomicReplace.
Christian Humer <christian.humer@gmail.com>
parents: 19758
diff changeset
516 assert exitAtomic();
e6a4ba0980dd Truffle: add assertion to always be in atomic blocks for replaces as it now may be violated by NodeUtil#nonAtomicReplace.
Christian Humer <christian.humer@gmail.com>
parents: 19758
diff changeset
517 }
14629
ba52fbec5b6c Truffle: atomic node rewriting
Andreas Woess <andreas.woess@jku.at>
parents: 14628
diff changeset
518 }
ba52fbec5b6c Truffle: atomic node rewriting
Andreas Woess <andreas.woess@jku.at>
parents: 14628
diff changeset
519 }
ba52fbec5b6c Truffle: atomic node rewriting
Andreas Woess <andreas.woess@jku.at>
parents: 14628
diff changeset
520
ba52fbec5b6c Truffle: atomic node rewriting
Andreas Woess <andreas.woess@jku.at>
parents: 14628
diff changeset
521 public final <T> T atomic(Callable<T> closure) {
ba52fbec5b6c Truffle: atomic node rewriting
Andreas Woess <andreas.woess@jku.at>
parents: 14628
diff changeset
522 try {
ba52fbec5b6c Truffle: atomic node rewriting
Andreas Woess <andreas.woess@jku.at>
parents: 14628
diff changeset
523 RootNode rootNode = getRootNode();
19606
d344d76b7b6d Truffle: Node cleanup
Andreas Woess <andreas.woess@oracle.com>
parents: 19247
diff changeset
524 synchronized (rootNode != null ? rootNode : GIL) {
19767
e6a4ba0980dd Truffle: add assertion to always be in atomic blocks for replaces as it now may be violated by NodeUtil#nonAtomicReplace.
Christian Humer <christian.humer@gmail.com>
parents: 19758
diff changeset
525 assert enterAtomic();
e6a4ba0980dd Truffle: add assertion to always be in atomic blocks for replaces as it now may be violated by NodeUtil#nonAtomicReplace.
Christian Humer <christian.humer@gmail.com>
parents: 19758
diff changeset
526 try {
e6a4ba0980dd Truffle: add assertion to always be in atomic blocks for replaces as it now may be violated by NodeUtil#nonAtomicReplace.
Christian Humer <christian.humer@gmail.com>
parents: 19758
diff changeset
527 return closure.call();
e6a4ba0980dd Truffle: add assertion to always be in atomic blocks for replaces as it now may be violated by NodeUtil#nonAtomicReplace.
Christian Humer <christian.humer@gmail.com>
parents: 19758
diff changeset
528 } finally {
e6a4ba0980dd Truffle: add assertion to always be in atomic blocks for replaces as it now may be violated by NodeUtil#nonAtomicReplace.
Christian Humer <christian.humer@gmail.com>
parents: 19758
diff changeset
529 assert exitAtomic();
e6a4ba0980dd Truffle: add assertion to always be in atomic blocks for replaces as it now may be violated by NodeUtil#nonAtomicReplace.
Christian Humer <christian.humer@gmail.com>
parents: 19758
diff changeset
530 }
14629
ba52fbec5b6c Truffle: atomic node rewriting
Andreas Woess <andreas.woess@jku.at>
parents: 14628
diff changeset
531 }
19606
d344d76b7b6d Truffle: Node cleanup
Andreas Woess <andreas.woess@oracle.com>
parents: 19247
diff changeset
532 } catch (RuntimeException | Error e) {
14629
ba52fbec5b6c Truffle: atomic node rewriting
Andreas Woess <andreas.woess@jku.at>
parents: 14628
diff changeset
533 throw e;
ba52fbec5b6c Truffle: atomic node rewriting
Andreas Woess <andreas.woess@jku.at>
parents: 14628
diff changeset
534 } catch (Exception e) {
ba52fbec5b6c Truffle: atomic node rewriting
Andreas Woess <andreas.woess@jku.at>
parents: 14628
diff changeset
535 throw new RuntimeException(e);
ba52fbec5b6c Truffle: atomic node rewriting
Andreas Woess <andreas.woess@jku.at>
parents: 14628
diff changeset
536 }
ba52fbec5b6c Truffle: atomic node rewriting
Andreas Woess <andreas.woess@jku.at>
parents: 14628
diff changeset
537 }
15775
4293efaaab76 Add description and language to the NodeInfo annotation
Christian Wirth <christian.wirth@oracle.com>
parents: 15474
diff changeset
538
4293efaaab76 Add description and language to the NodeInfo annotation
Christian Wirth <christian.wirth@oracle.com>
parents: 15474
diff changeset
539 /**
4293efaaab76 Add description and language to the NodeInfo annotation
Christian Wirth <christian.wirth@oracle.com>
parents: 15474
diff changeset
540 * Returns a user-readable description of the purpose of the Node, or "" if no description is
4293efaaab76 Add description and language to the NodeInfo annotation
Christian Wirth <christian.wirth@oracle.com>
parents: 15474
diff changeset
541 * available.
4293efaaab76 Add description and language to the NodeInfo annotation
Christian Wirth <christian.wirth@oracle.com>
parents: 15474
diff changeset
542 */
4293efaaab76 Add description and language to the NodeInfo annotation
Christian Wirth <christian.wirth@oracle.com>
parents: 15474
diff changeset
543 public String getDescription() {
4293efaaab76 Add description and language to the NodeInfo annotation
Christian Wirth <christian.wirth@oracle.com>
parents: 15474
diff changeset
544 NodeInfo info = getClass().getAnnotation(NodeInfo.class);
4293efaaab76 Add description and language to the NodeInfo annotation
Christian Wirth <christian.wirth@oracle.com>
parents: 15474
diff changeset
545 if (info != null) {
4293efaaab76 Add description and language to the NodeInfo annotation
Christian Wirth <christian.wirth@oracle.com>
parents: 15474
diff changeset
546 return info.description();
4293efaaab76 Add description and language to the NodeInfo annotation
Christian Wirth <christian.wirth@oracle.com>
parents: 15474
diff changeset
547 }
4293efaaab76 Add description and language to the NodeInfo annotation
Christian Wirth <christian.wirth@oracle.com>
parents: 15474
diff changeset
548 return "";
4293efaaab76 Add description and language to the NodeInfo annotation
Christian Wirth <christian.wirth@oracle.com>
parents: 15474
diff changeset
549 }
4293efaaab76 Add description and language to the NodeInfo annotation
Christian Wirth <christian.wirth@oracle.com>
parents: 15474
diff changeset
550
4293efaaab76 Add description and language to the NodeInfo annotation
Christian Wirth <christian.wirth@oracle.com>
parents: 15474
diff changeset
551 /**
4293efaaab76 Add description and language to the NodeInfo annotation
Christian Wirth <christian.wirth@oracle.com>
parents: 15474
diff changeset
552 * Returns a string representing the language this node has been implemented for. If the
4293efaaab76 Add description and language to the NodeInfo annotation
Christian Wirth <christian.wirth@oracle.com>
parents: 15474
diff changeset
553 * language is unknown, returns "".
4293efaaab76 Add description and language to the NodeInfo annotation
Christian Wirth <christian.wirth@oracle.com>
parents: 15474
diff changeset
554 */
4293efaaab76 Add description and language to the NodeInfo annotation
Christian Wirth <christian.wirth@oracle.com>
parents: 15474
diff changeset
555 public String getLanguage() {
4293efaaab76 Add description and language to the NodeInfo annotation
Christian Wirth <christian.wirth@oracle.com>
parents: 15474
diff changeset
556 NodeInfo info = getClass().getAnnotation(NodeInfo.class);
4293efaaab76 Add description and language to the NodeInfo annotation
Christian Wirth <christian.wirth@oracle.com>
parents: 15474
diff changeset
557 if (info != null && info.language() != null && info.language().length() > 0) {
4293efaaab76 Add description and language to the NodeInfo annotation
Christian Wirth <christian.wirth@oracle.com>
parents: 15474
diff changeset
558 return info.language();
4293efaaab76 Add description and language to the NodeInfo annotation
Christian Wirth <christian.wirth@oracle.com>
parents: 15474
diff changeset
559 }
4293efaaab76 Add description and language to the NodeInfo annotation
Christian Wirth <christian.wirth@oracle.com>
parents: 15474
diff changeset
560 if (parent != null) {
4293efaaab76 Add description and language to the NodeInfo annotation
Christian Wirth <christian.wirth@oracle.com>
parents: 15474
diff changeset
561 return parent.getLanguage();
4293efaaab76 Add description and language to the NodeInfo annotation
Christian Wirth <christian.wirth@oracle.com>
parents: 15474
diff changeset
562 }
4293efaaab76 Add description and language to the NodeInfo annotation
Christian Wirth <christian.wirth@oracle.com>
parents: 15474
diff changeset
563 return "";
4293efaaab76 Add description and language to the NodeInfo annotation
Christian Wirth <christian.wirth@oracle.com>
parents: 15474
diff changeset
564 }
19606
d344d76b7b6d Truffle: Node cleanup
Andreas Woess <andreas.woess@oracle.com>
parents: 19247
diff changeset
565
d344d76b7b6d Truffle: Node cleanup
Andreas Woess <andreas.woess@oracle.com>
parents: 19247
diff changeset
566 private static final Object GIL = new Object();
19767
e6a4ba0980dd Truffle: add assertion to always be in atomic blocks for replaces as it now may be violated by NodeUtil#nonAtomicReplace.
Christian Humer <christian.humer@gmail.com>
parents: 19758
diff changeset
567
19979
f792b4270cb1 Truffle: simplify inAtomicBlock assertion.
Christian Humer <christian.humer@oracle.com>
parents: 19975
diff changeset
568 private static final ThreadLocal<Integer> IN_ATOMIC_BLOCK = new ThreadLocal<Integer>() {
f792b4270cb1 Truffle: simplify inAtomicBlock assertion.
Christian Humer <christian.humer@oracle.com>
parents: 19975
diff changeset
569 @Override
f792b4270cb1 Truffle: simplify inAtomicBlock assertion.
Christian Humer <christian.humer@oracle.com>
parents: 19975
diff changeset
570 protected Integer initialValue() {
f792b4270cb1 Truffle: simplify inAtomicBlock assertion.
Christian Humer <christian.humer@oracle.com>
parents: 19975
diff changeset
571 return 0;
f792b4270cb1 Truffle: simplify inAtomicBlock assertion.
Christian Humer <christian.humer@oracle.com>
parents: 19975
diff changeset
572 }
f792b4270cb1 Truffle: simplify inAtomicBlock assertion.
Christian Humer <christian.humer@oracle.com>
parents: 19975
diff changeset
573 };
19767
e6a4ba0980dd Truffle: add assertion to always be in atomic blocks for replaces as it now may be violated by NodeUtil#nonAtomicReplace.
Christian Humer <christian.humer@gmail.com>
parents: 19758
diff changeset
574
e6a4ba0980dd Truffle: add assertion to always be in atomic blocks for replaces as it now may be violated by NodeUtil#nonAtomicReplace.
Christian Humer <christian.humer@gmail.com>
parents: 19758
diff changeset
575 private static boolean inAtomicBlock() {
19979
f792b4270cb1 Truffle: simplify inAtomicBlock assertion.
Christian Humer <christian.humer@oracle.com>
parents: 19975
diff changeset
576 return IN_ATOMIC_BLOCK.get() > 0;
19767
e6a4ba0980dd Truffle: add assertion to always be in atomic blocks for replaces as it now may be violated by NodeUtil#nonAtomicReplace.
Christian Humer <christian.humer@gmail.com>
parents: 19758
diff changeset
577 }
e6a4ba0980dd Truffle: add assertion to always be in atomic blocks for replaces as it now may be violated by NodeUtil#nonAtomicReplace.
Christian Humer <christian.humer@gmail.com>
parents: 19758
diff changeset
578
e6a4ba0980dd Truffle: add assertion to always be in atomic blocks for replaces as it now may be violated by NodeUtil#nonAtomicReplace.
Christian Humer <christian.humer@gmail.com>
parents: 19758
diff changeset
579 private static boolean enterAtomic() {
19979
f792b4270cb1 Truffle: simplify inAtomicBlock assertion.
Christian Humer <christian.humer@oracle.com>
parents: 19975
diff changeset
580 IN_ATOMIC_BLOCK.set(IN_ATOMIC_BLOCK.get() + 1);
19767
e6a4ba0980dd Truffle: add assertion to always be in atomic blocks for replaces as it now may be violated by NodeUtil#nonAtomicReplace.
Christian Humer <christian.humer@gmail.com>
parents: 19758
diff changeset
581 return true;
e6a4ba0980dd Truffle: add assertion to always be in atomic blocks for replaces as it now may be violated by NodeUtil#nonAtomicReplace.
Christian Humer <christian.humer@gmail.com>
parents: 19758
diff changeset
582 }
e6a4ba0980dd Truffle: add assertion to always be in atomic blocks for replaces as it now may be violated by NodeUtil#nonAtomicReplace.
Christian Humer <christian.humer@gmail.com>
parents: 19758
diff changeset
583
e6a4ba0980dd Truffle: add assertion to always be in atomic blocks for replaces as it now may be violated by NodeUtil#nonAtomicReplace.
Christian Humer <christian.humer@gmail.com>
parents: 19758
diff changeset
584 private static boolean exitAtomic() {
e6a4ba0980dd Truffle: add assertion to always be in atomic blocks for replaces as it now may be violated by NodeUtil#nonAtomicReplace.
Christian Humer <christian.humer@gmail.com>
parents: 19758
diff changeset
585 IN_ATOMIC_BLOCK.set(IN_ATOMIC_BLOCK.get() - 1);
e6a4ba0980dd Truffle: add assertion to always be in atomic blocks for replaces as it now may be violated by NodeUtil#nonAtomicReplace.
Christian Humer <christian.humer@gmail.com>
parents: 19758
diff changeset
586 return true;
e6a4ba0980dd Truffle: add assertion to always be in atomic blocks for replaces as it now may be violated by NodeUtil#nonAtomicReplace.
Christian Humer <christian.humer@gmail.com>
parents: 19758
diff changeset
587 }
22003
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 21966
diff changeset
588
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 21966
diff changeset
589 private static final class AccessorNodes extends Accessor {
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: 22051
diff changeset
590 @SuppressWarnings("rawtypes")
22003
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 21966
diff changeset
591 @Override
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 21966
diff changeset
592 protected Class<? extends TruffleLanguage> findLanguage(RootNode n) {
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 21966
diff changeset
593 return n.language;
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 21966
diff changeset
594 }
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 21966
diff changeset
595 }
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 21966
diff changeset
596
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 21966
diff changeset
597 // registers into Accessor.NODES
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 21966
diff changeset
598 @SuppressWarnings("unused") private static final AccessorNodes ACCESSOR = new AccessorNodes();
7267
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
599 }