Mercurial > hg > truffle

annotate graal/com.oracle.truffle.api/src/com/oracle/truffle/api/instrument/Probe.java @ 16857:7bfbad29d331

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Truffle/Instrumentation: Javadoc cleanups and minor corrections.
author Michael Van De Vanter <michael.van.de.vanter@oracle.com>
date Mon, 18 Aug 2014 21:03:41 -0700
parents 7833417c8172
children c4f374adce13
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
15279
0c6d8a08e31b Truffle: Major cleanup and extension of the Truffle Instrumentation framework in com.oracle.truffle.api
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
diff changeset
1 /*
0c6d8a08e31b Truffle: Major cleanup and extension of the Truffle Instrumentation framework in com.oracle.truffle.api
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
diff changeset
2 * Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved.
0c6d8a08e31b Truffle: Major cleanup and extension of the Truffle Instrumentation framework in com.oracle.truffle.api
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
diff changeset
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
0c6d8a08e31b Truffle: Major cleanup and extension of the Truffle Instrumentation framework in com.oracle.truffle.api
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
diff changeset
4 *
0c6d8a08e31b Truffle: Major cleanup and extension of the Truffle Instrumentation framework in com.oracle.truffle.api
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
diff changeset
5 * This code is free software; you can redistribute it and/or modify it
0c6d8a08e31b Truffle: Major cleanup and extension of the Truffle Instrumentation framework in com.oracle.truffle.api
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
diff changeset
6 * under the terms of the GNU General Public License version 2 only, as
0c6d8a08e31b Truffle: Major cleanup and extension of the Truffle Instrumentation framework in com.oracle.truffle.api
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
diff changeset
7 * published by the Free Software Foundation. Oracle designates this
0c6d8a08e31b Truffle: Major cleanup and extension of the Truffle Instrumentation framework in com.oracle.truffle.api
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
diff changeset
8 * particular file as subject to the "Classpath" exception as provided
0c6d8a08e31b Truffle: Major cleanup and extension of the Truffle Instrumentation framework in com.oracle.truffle.api
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
diff changeset
9 * by Oracle in the LICENSE file that accompanied this code.
0c6d8a08e31b Truffle: Major cleanup and extension of the Truffle Instrumentation framework in com.oracle.truffle.api
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
diff changeset
10 *
0c6d8a08e31b Truffle: Major cleanup and extension of the Truffle Instrumentation framework in com.oracle.truffle.api
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
diff changeset
11 * This code is distributed in the hope that it will be useful, but WITHOUT
0c6d8a08e31b Truffle: Major cleanup and extension of the Truffle Instrumentation framework in com.oracle.truffle.api
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
diff changeset
12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
0c6d8a08e31b Truffle: Major cleanup and extension of the Truffle Instrumentation framework in com.oracle.truffle.api
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
diff changeset
13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
0c6d8a08e31b Truffle: Major cleanup and extension of the Truffle Instrumentation framework in com.oracle.truffle.api
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
diff changeset
14 * version 2 for more details (a copy is included in the LICENSE file that
0c6d8a08e31b Truffle: Major cleanup and extension of the Truffle Instrumentation framework in com.oracle.truffle.api
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
diff changeset
15 * accompanied this code).
0c6d8a08e31b Truffle: Major cleanup and extension of the Truffle Instrumentation framework in com.oracle.truffle.api
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
diff changeset
16 *
0c6d8a08e31b Truffle: Major cleanup and extension of the Truffle Instrumentation framework in com.oracle.truffle.api
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
diff changeset
17 * You should have received a copy of the GNU General Public License version
0c6d8a08e31b Truffle: Major cleanup and extension of the Truffle Instrumentation framework in com.oracle.truffle.api
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
diff changeset
18 * 2 along with this work; if not, write to the Free Software Foundation,
0c6d8a08e31b Truffle: Major cleanup and extension of the Truffle Instrumentation framework in com.oracle.truffle.api
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
diff changeset
19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
0c6d8a08e31b Truffle: Major cleanup and extension of the Truffle Instrumentation framework in com.oracle.truffle.api
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
diff changeset
20 *
0c6d8a08e31b Truffle: Major cleanup and extension of the Truffle Instrumentation framework in com.oracle.truffle.api
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
diff changeset
21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
0c6d8a08e31b Truffle: Major cleanup and extension of the Truffle Instrumentation framework in com.oracle.truffle.api
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
diff changeset
22 * or visit www.oracle.com if you need additional information or have any
0c6d8a08e31b Truffle: Major cleanup and extension of the Truffle Instrumentation framework in com.oracle.truffle.api
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
diff changeset
23 * questions.
0c6d8a08e31b Truffle: Major cleanup and extension of the Truffle Instrumentation framework in com.oracle.truffle.api
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
diff changeset
24 */
0c6d8a08e31b Truffle: Major cleanup and extension of the Truffle Instrumentation framework in com.oracle.truffle.api
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
diff changeset
25 package com.oracle.truffle.api.instrument;
0c6d8a08e31b Truffle: Major cleanup and extension of the Truffle Instrumentation framework in com.oracle.truffle.api
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
diff changeset
26
16067
915ebb306fcc Truffle/Source: major API revision
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 15779
diff changeset
27 import com.oracle.truffle.api.source.*;
15279
0c6d8a08e31b Truffle: Major cleanup and extension of the Truffle Instrumentation framework in com.oracle.truffle.api
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
diff changeset
28
0c6d8a08e31b Truffle: Major cleanup and extension of the Truffle Instrumentation framework in com.oracle.truffle.api
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
diff changeset
29 /**
0c6d8a08e31b Truffle: Major cleanup and extension of the Truffle Instrumentation framework in com.oracle.truffle.api
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
diff changeset
30 * A collector of {@link ExecutionEvents} at a specific site (node) in a Truffle AST (generated by a
0c6d8a08e31b Truffle: Major cleanup and extension of the Truffle Instrumentation framework in com.oracle.truffle.api
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
diff changeset
31 * {@link Wrapper} inserted into the AST) for the purpose of <em>instrumentation</em>. For probes
0c6d8a08e31b Truffle: Major cleanup and extension of the Truffle Instrumentation framework in com.oracle.truffle.api
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
diff changeset
32 * associated with programmer-facing tools, there should be no more than one probe associated with a
0c6d8a08e31b Truffle: Major cleanup and extension of the Truffle Instrumentation framework in com.oracle.truffle.api
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
diff changeset
33 * particular piece of source code syntax (i.e. a {@link SourceSection}).
0c6d8a08e31b Truffle: Major cleanup and extension of the Truffle Instrumentation framework in com.oracle.truffle.api
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
diff changeset
34 * <p>
16391
50d79ad439f1 Truffle/Instrumentation: rename PhylumTag to SyntaxTag (along with related classes/methods)
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 16067
diff changeset
35 * Any {@linkplain SyntaxTag tags} associated with a particular piece of source code syntax are
15279
0c6d8a08e31b Truffle: Major cleanup and extension of the Truffle Instrumentation framework in com.oracle.truffle.api
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
diff changeset
36 * managed by the probe.
0c6d8a08e31b Truffle: Major cleanup and extension of the Truffle Instrumentation framework in com.oracle.truffle.api
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
diff changeset
37 * <p>
0c6d8a08e31b Truffle: Major cleanup and extension of the Truffle Instrumentation framework in com.oracle.truffle.api
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
diff changeset
38 * When ASTs are copied, it is presumed that the probe for a site is shared by all AST nodes
0c6d8a08e31b Truffle: Major cleanup and extension of the Truffle Instrumentation framework in com.oracle.truffle.api
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
diff changeset
39 * representing that site.
0c6d8a08e31b Truffle: Major cleanup and extension of the Truffle Instrumentation framework in com.oracle.truffle.api
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
diff changeset
40 * <p>
0c6d8a08e31b Truffle: Major cleanup and extension of the Truffle Instrumentation framework in com.oracle.truffle.api
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
diff changeset
41 * A probe holds zero or more {@link Instrument}s, which can be added and removed dynamically.
0c6d8a08e31b Truffle: Major cleanup and extension of the Truffle Instrumentation framework in com.oracle.truffle.api
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
diff changeset
42 * Events reported to a probe are propagated to every attached instrument; the order is undefined.
0c6d8a08e31b Truffle: Major cleanup and extension of the Truffle Instrumentation framework in com.oracle.truffle.api
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
diff changeset
43 * <p>
0c6d8a08e31b Truffle: Major cleanup and extension of the Truffle Instrumentation framework in com.oracle.truffle.api
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
diff changeset
44 * Probe methods must be amenable to Truffle/Graal inlining on the assumption that the collection of
0c6d8a08e31b Truffle: Major cleanup and extension of the Truffle Instrumentation framework in com.oracle.truffle.api
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
diff changeset
45 * attached instruments seldom changes. The assumption is invalidated when instruments are added or
0c6d8a08e31b Truffle: Major cleanup and extension of the Truffle Instrumentation framework in com.oracle.truffle.api
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
diff changeset
46 * removed, but some instruments may change their internal state in such a way that the assumption
0c6d8a08e31b Truffle: Major cleanup and extension of the Truffle Instrumentation framework in com.oracle.truffle.api
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
diff changeset
47 * should also be invalidated.
15605
bb9473723904 Truffle/Instrumentation:
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 15279
diff changeset
48 *
bb9473723904 Truffle/Instrumentation:
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 15279
diff changeset
49 * @see Instrument
bb9473723904 Truffle/Instrumentation:
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 15279
diff changeset
50 * @see Wrapper
15279
0c6d8a08e31b Truffle: Major cleanup and extension of the Truffle Instrumentation framework in com.oracle.truffle.api
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
diff changeset
51 */
16391
50d79ad439f1 Truffle/Instrumentation: rename PhylumTag to SyntaxTag (along with related classes/methods)
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 16067
diff changeset
52 public interface Probe extends ExecutionEvents, SyntaxTagged {
15279
0c6d8a08e31b Truffle: Major cleanup and extension of the Truffle Instrumentation framework in com.oracle.truffle.api
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
diff changeset
53
0c6d8a08e31b Truffle: Major cleanup and extension of the Truffle Instrumentation framework in com.oracle.truffle.api
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
diff changeset
54 /**
16857
7bfbad29d331 Truffle/Instrumentation: Javadoc cleanups and minor corrections.
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 16856
diff changeset
55 * Get the {@link SourceSection} in some Truffle AST associated with this probe.
16856
7833417c8172 Changes to Instrumentation
David Piorkowski <david.piorkowski@oracle.com>
parents: 16391
diff changeset
56 *
7833417c8172 Changes to Instrumentation
David Piorkowski <david.piorkowski@oracle.com>
parents: 16391
diff changeset
57 * @return The source associated with this probe.
15279
0c6d8a08e31b Truffle: Major cleanup and extension of the Truffle Instrumentation framework in com.oracle.truffle.api
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
diff changeset
58 */
0c6d8a08e31b Truffle: Major cleanup and extension of the Truffle Instrumentation framework in com.oracle.truffle.api
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
diff changeset
59 SourceSection getSourceLocation();
0c6d8a08e31b Truffle: Major cleanup and extension of the Truffle Instrumentation framework in com.oracle.truffle.api
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
diff changeset
60
0c6d8a08e31b Truffle: Major cleanup and extension of the Truffle Instrumentation framework in com.oracle.truffle.api
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
diff changeset
61 /**
16857
7bfbad29d331 Truffle/Instrumentation: Javadoc cleanups and minor corrections.
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 16856
diff changeset
62 * Mark this probe as belonging to some tool-related category that can be used to guide tool
7bfbad29d331 Truffle/Instrumentation: Javadoc cleanups and minor corrections.
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 16856
diff changeset
63 * behavior at an associated AST node. For example, a debugger might add the tag
7bfbad29d331 Truffle/Instrumentation: Javadoc cleanups and minor corrections.
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 16856
diff changeset
64 * {@link StandardSyntaxTag#STATEMENT} as a way of configuring where execution should stop when
7bfbad29d331 Truffle/Instrumentation: Javadoc cleanups and minor corrections.
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 16856
diff changeset
65 * stepping.
15279
0c6d8a08e31b Truffle: Major cleanup and extension of the Truffle Instrumentation framework in com.oracle.truffle.api
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
diff changeset
66 */
16391
50d79ad439f1 Truffle/Instrumentation: rename PhylumTag to SyntaxTag (along with related classes/methods)
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 16067
diff changeset
67 void tagAs(SyntaxTag tag);
15279
0c6d8a08e31b Truffle: Major cleanup and extension of the Truffle Instrumentation framework in com.oracle.truffle.api
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
diff changeset
68
0c6d8a08e31b Truffle: Major cleanup and extension of the Truffle Instrumentation framework in com.oracle.truffle.api
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
diff changeset
69 /**
16857
7bfbad29d331 Truffle/Instrumentation: Javadoc cleanups and minor corrections.
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 16856
diff changeset
70 * Adds an {@link Instrument} to this probe's collection. No check is made to see if the same
7bfbad29d331 Truffle/Instrumentation: Javadoc cleanups and minor corrections.
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 16856
diff changeset
71 * instrument has already been added.
7bfbad29d331 Truffle/Instrumentation: Javadoc cleanups and minor corrections.
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 16856
diff changeset
72 *
7bfbad29d331 Truffle/Instrumentation: Javadoc cleanups and minor corrections.
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 16856
diff changeset
73 * @param newInstrument The instrument to add to this probe.
15279
0c6d8a08e31b Truffle: Major cleanup and extension of the Truffle Instrumentation framework in com.oracle.truffle.api
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
diff changeset
74 */
0c6d8a08e31b Truffle: Major cleanup and extension of the Truffle Instrumentation framework in com.oracle.truffle.api
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
diff changeset
75 void addInstrument(Instrument newInstrument);
0c6d8a08e31b Truffle: Major cleanup and extension of the Truffle Instrumentation framework in com.oracle.truffle.api
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
diff changeset
76
0c6d8a08e31b Truffle: Major cleanup and extension of the Truffle Instrumentation framework in com.oracle.truffle.api
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
diff changeset
77 /**
16857
7bfbad29d331 Truffle/Instrumentation: Javadoc cleanups and minor corrections.
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 16856
diff changeset
78 * Removes the given instrument from the probe's collection.
7bfbad29d331 Truffle/Instrumentation: Javadoc cleanups and minor corrections.
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 16856
diff changeset
79 *
7bfbad29d331 Truffle/Instrumentation: Javadoc cleanups and minor corrections.
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 16856
diff changeset
80 * @param oldInstrument The instrument to remove from this probe.
7bfbad29d331 Truffle/Instrumentation: Javadoc cleanups and minor corrections.
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 16856
diff changeset
81 * @throws RuntimeException if no matching instrument has been attached.
15279
0c6d8a08e31b Truffle: Major cleanup and extension of the Truffle Instrumentation framework in com.oracle.truffle.api
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
diff changeset
82 */
16857
7bfbad29d331 Truffle/Instrumentation: Javadoc cleanups and minor corrections.
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 16856
diff changeset
83 void removeInstrument(Instrument oldInstrument) throws RuntimeException;
15279
0c6d8a08e31b Truffle: Major cleanup and extension of the Truffle Instrumentation framework in com.oracle.truffle.api
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
diff changeset
84
0c6d8a08e31b Truffle: Major cleanup and extension of the Truffle Instrumentation framework in com.oracle.truffle.api
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
diff changeset
85 }