Mercurial > hg > truffle

annotate truffle/com.oracle.truffle.sl/src/com/oracle/truffle/sl/nodes/access/SLReadPropertyNode.java @ 22157:dc83cc1f94f2

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Using fully qualified imports
author Jaroslav Tulach <jaroslav.tulach@oracle.com>
date Wed, 16 Sep 2015 11:33:22 +0200
parents 503529c65456
children c1f804ce6cad
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
18411
dc2e000bed40 SL: add basic support for creating objects and accessing properties
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
1 /*
20954
73211b2c7c7a SL: use DSL for property reads.
Christian Humer <christian.humer@gmail.com>
parents: 18412
diff changeset
2 * Copyright (c) 2013, 2015, Oracle and/or its affiliates. All rights reserved.
18411
dc2e000bed40 SL: add basic support for creating objects and accessing properties
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
dc2e000bed40 SL: add basic support for creating objects and accessing properties
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
4 *
21997
c07e64ecb528 Update SL copyright headers to use UPL
Gilles Duboscq <gilles.m.duboscq@oracle.com>
parents: 21968
diff changeset
5 * The Universal Permissive License (UPL), Version 1.0
22065
503529c65456 Remove trailing whitespace from UPL license
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 21997
diff changeset
6 *
21997
c07e64ecb528 Update SL copyright headers to use UPL
Gilles Duboscq <gilles.m.duboscq@oracle.com>
parents: 21968
diff changeset
7 * Subject to the condition set forth below, permission is hereby granted to any
c07e64ecb528 Update SL copyright headers to use UPL
Gilles Duboscq <gilles.m.duboscq@oracle.com>
parents: 21968
diff changeset
8 * person obtaining a copy of this software, associated documentation and/or
c07e64ecb528 Update SL copyright headers to use UPL
Gilles Duboscq <gilles.m.duboscq@oracle.com>
parents: 21968
diff changeset
9 * data (collectively the "Software"), free of charge and under any and all
c07e64ecb528 Update SL copyright headers to use UPL
Gilles Duboscq <gilles.m.duboscq@oracle.com>
parents: 21968
diff changeset
10 * copyright rights in the Software, and any and all patent rights owned or
c07e64ecb528 Update SL copyright headers to use UPL
Gilles Duboscq <gilles.m.duboscq@oracle.com>
parents: 21968
diff changeset
11 * freely licensable by each licensor hereunder covering either (i) the
c07e64ecb528 Update SL copyright headers to use UPL
Gilles Duboscq <gilles.m.duboscq@oracle.com>
parents: 21968
diff changeset
12 * unmodified Software as contributed to or provided by such licensor, or (ii)
c07e64ecb528 Update SL copyright headers to use UPL
Gilles Duboscq <gilles.m.duboscq@oracle.com>
parents: 21968
diff changeset
13 * the Larger Works (as defined below), to deal in both
22065
503529c65456 Remove trailing whitespace from UPL license
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 21997
diff changeset
14 *
21997
c07e64ecb528 Update SL copyright headers to use UPL
Gilles Duboscq <gilles.m.duboscq@oracle.com>
parents: 21968
diff changeset
15 * (a) the Software, and
22065
503529c65456 Remove trailing whitespace from UPL license
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 21997
diff changeset
16 *
21997
c07e64ecb528 Update SL copyright headers to use UPL
Gilles Duboscq <gilles.m.duboscq@oracle.com>
parents: 21968
diff changeset
17 * (b) any piece of software and/or hardware listed in the lrgrwrks.txt file if
c07e64ecb528 Update SL copyright headers to use UPL
Gilles Duboscq <gilles.m.duboscq@oracle.com>
parents: 21968
diff changeset
18 * one is included with the Software each a "Larger Work" to which the Software
c07e64ecb528 Update SL copyright headers to use UPL
Gilles Duboscq <gilles.m.duboscq@oracle.com>
parents: 21968
diff changeset
19 * is contributed by such licensors),
22065
503529c65456 Remove trailing whitespace from UPL license
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 21997
diff changeset
20 *
21997
c07e64ecb528 Update SL copyright headers to use UPL
Gilles Duboscq <gilles.m.duboscq@oracle.com>
parents: 21968
diff changeset
21 * without restriction, including without limitation the rights to copy, create
c07e64ecb528 Update SL copyright headers to use UPL
Gilles Duboscq <gilles.m.duboscq@oracle.com>
parents: 21968
diff changeset
22 * derivative works of, display, perform, and distribute the Software and make,
c07e64ecb528 Update SL copyright headers to use UPL
Gilles Duboscq <gilles.m.duboscq@oracle.com>
parents: 21968
diff changeset
23 * use, sell, offer for sale, import, export, have made, and have sold the
c07e64ecb528 Update SL copyright headers to use UPL
Gilles Duboscq <gilles.m.duboscq@oracle.com>
parents: 21968
diff changeset
24 * Software and the Larger Work(s), and to sublicense the foregoing rights on
c07e64ecb528 Update SL copyright headers to use UPL
Gilles Duboscq <gilles.m.duboscq@oracle.com>
parents: 21968
diff changeset
25 * either these or other terms.
22065
503529c65456 Remove trailing whitespace from UPL license
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 21997
diff changeset
26 *
21997
c07e64ecb528 Update SL copyright headers to use UPL
Gilles Duboscq <gilles.m.duboscq@oracle.com>
parents: 21968
diff changeset
27 * This license is subject to the following condition:
22065
503529c65456 Remove trailing whitespace from UPL license
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 21997
diff changeset
28 *
21997
c07e64ecb528 Update SL copyright headers to use UPL
Gilles Duboscq <gilles.m.duboscq@oracle.com>
parents: 21968
diff changeset
29 * The above copyright notice and either this complete permission notice or at a
c07e64ecb528 Update SL copyright headers to use UPL
Gilles Duboscq <gilles.m.duboscq@oracle.com>
parents: 21968
diff changeset
30 * minimum a reference to the UPL must be included in all copies or substantial
c07e64ecb528 Update SL copyright headers to use UPL
Gilles Duboscq <gilles.m.duboscq@oracle.com>
parents: 21968
diff changeset
31 * portions of the Software.
22065
503529c65456 Remove trailing whitespace from UPL license
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 21997
diff changeset
32 *
21997
c07e64ecb528 Update SL copyright headers to use UPL
Gilles Duboscq <gilles.m.duboscq@oracle.com>
parents: 21968
diff changeset
33 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
c07e64ecb528 Update SL copyright headers to use UPL
Gilles Duboscq <gilles.m.duboscq@oracle.com>
parents: 21968
diff changeset
34 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
c07e64ecb528 Update SL copyright headers to use UPL
Gilles Duboscq <gilles.m.duboscq@oracle.com>
parents: 21968
diff changeset
35 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
c07e64ecb528 Update SL copyright headers to use UPL
Gilles Duboscq <gilles.m.duboscq@oracle.com>
parents: 21968
diff changeset
36 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
c07e64ecb528 Update SL copyright headers to use UPL
Gilles Duboscq <gilles.m.duboscq@oracle.com>
parents: 21968
diff changeset
37 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
c07e64ecb528 Update SL copyright headers to use UPL
Gilles Duboscq <gilles.m.duboscq@oracle.com>
parents: 21968
diff changeset
38 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
c07e64ecb528 Update SL copyright headers to use UPL
Gilles Duboscq <gilles.m.duboscq@oracle.com>
parents: 21968
diff changeset
39 * SOFTWARE.
18411
dc2e000bed40 SL: add basic support for creating objects and accessing properties
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
40 */
dc2e000bed40 SL: add basic support for creating objects and accessing properties
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
41 package com.oracle.truffle.sl.nodes.access;
dc2e000bed40 SL: add basic support for creating objects and accessing properties
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
42
22157
dc83cc1f94f2 Using fully qualified imports
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 22065
diff changeset
43 import com.oracle.truffle.api.CompilerDirectives;
dc83cc1f94f2 Using fully qualified imports
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 22065
diff changeset
44 import com.oracle.truffle.api.frame.VirtualFrame;
dc83cc1f94f2 Using fully qualified imports
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 22065
diff changeset
45 import com.oracle.truffle.api.nodes.NodeInfo;
dc83cc1f94f2 Using fully qualified imports
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 22065
diff changeset
46 import com.oracle.truffle.api.source.SourceSection;
dc83cc1f94f2 Using fully qualified imports
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 22065
diff changeset
47 import com.oracle.truffle.api.utilities.ConditionProfile;
dc83cc1f94f2 Using fully qualified imports
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 22065
diff changeset
48 import com.oracle.truffle.sl.SLException;
dc83cc1f94f2 Using fully qualified imports
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 22065
diff changeset
49 import com.oracle.truffle.sl.nodes.SLExpressionNode;
dc83cc1f94f2 Using fully qualified imports
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 22065
diff changeset
50 import com.oracle.truffle.sl.runtime.SLContext;
18411
dc2e000bed40 SL: add basic support for creating objects and accessing properties
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
51
dc2e000bed40 SL: add basic support for creating objects and accessing properties
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
52 /**
dc2e000bed40 SL: add basic support for creating objects and accessing properties
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
53 * The node for accessing a property of an object. When executed, this node first evaluates the
dc2e000bed40 SL: add basic support for creating objects and accessing properties
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
54 * object expression on the left side of the dot operator and then reads the named property.
dc2e000bed40 SL: add basic support for creating objects and accessing properties
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
55 */
dc2e000bed40 SL: add basic support for creating objects and accessing properties
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
56 @NodeInfo(shortName = ".")
dc2e000bed40 SL: add basic support for creating objects and accessing properties
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
57 public final class SLReadPropertyNode extends SLExpressionNode {
dc2e000bed40 SL: add basic support for creating objects and accessing properties
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
58
dc2e000bed40 SL: add basic support for creating objects and accessing properties
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
59 public static SLReadPropertyNode create(SourceSection src, SLExpressionNode receiverNode, String propertyName) {
dc2e000bed40 SL: add basic support for creating objects and accessing properties
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
60 return new SLReadPropertyNode(src, receiverNode, propertyName);
dc2e000bed40 SL: add basic support for creating objects and accessing properties
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
61 }
dc2e000bed40 SL: add basic support for creating objects and accessing properties
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
62
20954
73211b2c7c7a SL: use DSL for property reads.
Christian Humer <christian.humer@gmail.com>
parents: 18412
diff changeset
63 @Child private SLExpressionNode receiverNode;
73211b2c7c7a SL: use DSL for property reads.
Christian Humer <christian.humer@gmail.com>
parents: 18412
diff changeset
64 @Child private SLReadPropertyCacheNode cacheNode;
18412
997bc9764a9a SL: use the truffle object storage model to represent SL objects
Andreas Woess <andreas.woess@jku.at>
parents: 18411
diff changeset
65 private final ConditionProfile receiverTypeCondition = ConditionProfile.createBinaryProfile();
18411
dc2e000bed40 SL: add basic support for creating objects and accessing properties
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
66
dc2e000bed40 SL: add basic support for creating objects and accessing properties
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
67 private SLReadPropertyNode(SourceSection src, SLExpressionNode receiverNode, String propertyName) {
dc2e000bed40 SL: add basic support for creating objects and accessing properties
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
68 super(src);
dc2e000bed40 SL: add basic support for creating objects and accessing properties
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
69 this.receiverNode = receiverNode;
20954
73211b2c7c7a SL: use DSL for property reads.
Christian Humer <christian.humer@gmail.com>
parents: 18412
diff changeset
70 this.cacheNode = SLReadPropertyCacheNodeGen.create(propertyName);
18411
dc2e000bed40 SL: add basic support for creating objects and accessing properties
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
71 }
dc2e000bed40 SL: add basic support for creating objects and accessing properties
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
72
dc2e000bed40 SL: add basic support for creating objects and accessing properties
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
73 @Override
dc2e000bed40 SL: add basic support for creating objects and accessing properties
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
74 public Object executeGeneric(VirtualFrame frame) {
dc2e000bed40 SL: add basic support for creating objects and accessing properties
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
75 Object object = receiverNode.executeGeneric(frame);
18412
997bc9764a9a SL: use the truffle object storage model to represent SL objects
Andreas Woess <andreas.woess@jku.at>
parents: 18411
diff changeset
76 if (receiverTypeCondition.profile(SLContext.isSLObject(object))) {
997bc9764a9a SL: use the truffle object storage model to represent SL objects
Andreas Woess <andreas.woess@jku.at>
parents: 18411
diff changeset
77 return cacheNode.executeObject(SLContext.castSLObject(object));
18411
dc2e000bed40 SL: add basic support for creating objects and accessing properties
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
78 } else {
21968
112aba5e3e12 SimpleLanguage: Fix Truffle compilation boundaries
Christian Wimmer <christian.wimmer@oracle.com>
parents: 21951
diff changeset
79 CompilerDirectives.transferToInterpreter();
18411
dc2e000bed40 SL: add basic support for creating objects and accessing properties
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
80 throw new SLException("unexpected receiver type");
dc2e000bed40 SL: add basic support for creating objects and accessing properties
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
81 }
dc2e000bed40 SL: add basic support for creating objects and accessing properties
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
82 }
dc2e000bed40 SL: add basic support for creating objects and accessing properties
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
83 }