Mercurial > hg > graal-compiler

annotate graal/com.oracle.truffle.api.codegen/src/com/oracle/truffle/api/codegen/TypeSystem.java @ 7527:2232848be438

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
replace HTML escape sequence for '@' symbol with {@literal @}
author Doug Simon <doug.simon@oracle.com>
date Wed, 23 Jan 2013 15:32:51 +0100
parents 6343a09b2ec1
children 5e3d1a68664e
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
7291
a748e4d44694 Truffle API to specify type-specalized Node classes; annotation processor for automatic code generation of the type-specialized Node classes during the build process
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
1 /*
a748e4d44694 Truffle API to specify type-specalized Node classes; annotation processor for automatic code generation of the type-specialized Node classes during the build process
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
2 * Copyright (c) 2012, 2012, Oracle and/or its affiliates. All rights reserved.
a748e4d44694 Truffle API to specify type-specalized Node classes; annotation processor for automatic code generation of the type-specialized Node classes during the build process
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
a748e4d44694 Truffle API to specify type-specalized Node classes; annotation processor for automatic code generation of the type-specialized Node classes during the build process
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
4 *
a748e4d44694 Truffle API to specify type-specalized Node classes; annotation processor for automatic code generation of the type-specialized Node classes during the build process
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
5 * This code is free software; you can redistribute it and/or modify it
a748e4d44694 Truffle API to specify type-specalized Node classes; annotation processor for automatic code generation of the type-specialized Node classes during the build process
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
6 * under the terms of the GNU General Public License version 2 only, as
a748e4d44694 Truffle API to specify type-specalized Node classes; annotation processor for automatic code generation of the type-specialized Node classes during the build process
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
7 * published by the Free Software Foundation.
a748e4d44694 Truffle API to specify type-specalized Node classes; annotation processor for automatic code generation of the type-specialized Node classes during the build process
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
8 *
a748e4d44694 Truffle API to specify type-specalized Node classes; annotation processor for automatic code generation of the type-specialized Node classes during the build process
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
9 * This code is distributed in the hope that it will be useful, but WITHOUT
a748e4d44694 Truffle API to specify type-specalized Node classes; annotation processor for automatic code generation of the type-specialized Node classes during the build process
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
a748e4d44694 Truffle API to specify type-specalized Node classes; annotation processor for automatic code generation of the type-specialized Node classes during the build process
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
a748e4d44694 Truffle API to specify type-specalized Node classes; annotation processor for automatic code generation of the type-specialized Node classes during the build process
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
12 * version 2 for more details (a copy is included in the LICENSE file that
a748e4d44694 Truffle API to specify type-specalized Node classes; annotation processor for automatic code generation of the type-specialized Node classes during the build process
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
13 * accompanied this code).
a748e4d44694 Truffle API to specify type-specalized Node classes; annotation processor for automatic code generation of the type-specialized Node classes during the build process
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
14 *
a748e4d44694 Truffle API to specify type-specalized Node classes; annotation processor for automatic code generation of the type-specialized Node classes during the build process
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
15 * You should have received a copy of the GNU General Public License version
a748e4d44694 Truffle API to specify type-specalized Node classes; annotation processor for automatic code generation of the type-specialized Node classes during the build process
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
16 * 2 along with this work; if not, write to the Free Software Foundation,
a748e4d44694 Truffle API to specify type-specalized Node classes; annotation processor for automatic code generation of the type-specialized Node classes during the build process
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
a748e4d44694 Truffle API to specify type-specalized Node classes; annotation processor for automatic code generation of the type-specialized Node classes during the build process
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
18 *
a748e4d44694 Truffle API to specify type-specalized Node classes; annotation processor for automatic code generation of the type-specialized Node classes during the build process
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
a748e4d44694 Truffle API to specify type-specalized Node classes; annotation processor for automatic code generation of the type-specialized Node classes during the build process
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
20 * or visit www.oracle.com if you need additional information or have any
a748e4d44694 Truffle API to specify type-specalized Node classes; annotation processor for automatic code generation of the type-specialized Node classes during the build process
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
21 * questions.
a748e4d44694 Truffle API to specify type-specalized Node classes; annotation processor for automatic code generation of the type-specialized Node classes during the build process
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
22 */
a748e4d44694 Truffle API to specify type-specalized Node classes; annotation processor for automatic code generation of the type-specialized Node classes during the build process
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
23 package com.oracle.truffle.api.codegen;
a748e4d44694 Truffle API to specify type-specalized Node classes; annotation processor for automatic code generation of the type-specialized Node classes during the build process
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
24
a748e4d44694 Truffle API to specify type-specalized Node classes; annotation processor for automatic code generation of the type-specialized Node classes during the build process
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
25 import java.lang.annotation.*;
a748e4d44694 Truffle API to specify type-specalized Node classes; annotation processor for automatic code generation of the type-specialized Node classes during the build process
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
26
a748e4d44694 Truffle API to specify type-specalized Node classes; annotation processor for automatic code generation of the type-specialized Node classes during the build process
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
27 /**
a748e4d44694 Truffle API to specify type-specalized Node classes; annotation processor for automatic code generation of the type-specialized Node classes during the build process
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
28 * <p>
a748e4d44694 Truffle API to specify type-specalized Node classes; annotation processor for automatic code generation of the type-specialized Node classes during the build process
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
29 * Annotates a type system class that represents type information for a node. Generates code for converting and managing
a748e4d44694 Truffle API to specify type-specalized Node classes; annotation processor for automatic code generation of the type-specialized Node classes during the build process
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
30 * types. Methods contained in the type system may be annotated with {@link TypeCast}, {@link TypeCheck} or
a748e4d44694 Truffle API to specify type-specalized Node classes; annotation processor for automatic code generation of the type-specialized Node classes during the build process
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
31 * {@link GuardCheck}. These methods alter the default behavior of the type system.
a748e4d44694 Truffle API to specify type-specalized Node classes; annotation processor for automatic code generation of the type-specialized Node classes during the build process
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
32 * </p>
a748e4d44694 Truffle API to specify type-specalized Node classes; annotation processor for automatic code generation of the type-specialized Node classes during the build process
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
33 *
a748e4d44694 Truffle API to specify type-specalized Node classes; annotation processor for automatic code generation of the type-specialized Node classes during the build process
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
34 *
a748e4d44694 Truffle API to specify type-specalized Node classes; annotation processor for automatic code generation of the type-specialized Node classes during the build process
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
35 * <b>Example:</b>
a748e4d44694 Truffle API to specify type-specalized Node classes; annotation processor for automatic code generation of the type-specialized Node classes during the build process
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
36 * <p>
a748e4d44694 Truffle API to specify type-specalized Node classes; annotation processor for automatic code generation of the type-specialized Node classes during the build process
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
37 * Shows a <code>@TypeSystem</code> definition with three types. In this example BigIntegers can be also treated as
a748e4d44694 Truffle API to specify type-specalized Node classes; annotation processor for automatic code generation of the type-specialized Node classes during the build process
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
38 * integers if their bit width is less than 32.
a748e4d44694 Truffle API to specify type-specalized Node classes; annotation processor for automatic code generation of the type-specialized Node classes during the build process
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
39 * </p>
a748e4d44694 Truffle API to specify type-specalized Node classes; annotation processor for automatic code generation of the type-specialized Node classes during the build process
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
40 *
a748e4d44694 Truffle API to specify type-specalized Node classes; annotation processor for automatic code generation of the type-specialized Node classes during the build process
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
41 * <pre>
a748e4d44694 Truffle API to specify type-specalized Node classes; annotation processor for automatic code generation of the type-specialized Node classes during the build process
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
42 *
7527
2232848be438 replace HTML escape sequence for '@' symbol with {@literal @}
Doug Simon <doug.simon@oracle.com>
parents: 7502
diff changeset
43 * {@literal @}TypeSystem(types = {int.class, BigInteger.class, String.class}, nodeBaseClass = TypedNode.class)
7291
a748e4d44694 Truffle API to specify type-specalized Node classes; annotation processor for automatic code generation of the type-specialized Node classes during the build process
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
44 * public abstract class Types {
a748e4d44694 Truffle API to specify type-specalized Node classes; annotation processor for automatic code generation of the type-specialized Node classes during the build process
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
45 *
7527
2232848be438 replace HTML escape sequence for '@' symbol with {@literal @}
Doug Simon <doug.simon@oracle.com>
parents: 7502
diff changeset
46 * {@literal @}TypeCheck
7291
a748e4d44694 Truffle API to specify type-specalized Node classes; annotation processor for automatic code generation of the type-specialized Node classes during the build process
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
47 * public boolean isInteger(Object value) {
a748e4d44694 Truffle API to specify type-specalized Node classes; annotation processor for automatic code generation of the type-specialized Node classes during the build process
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
48 * return value instanceof Integer || (value instanceof BigInteger &amp;&amp; ((BigInteger) value).bitLength() &lt; Integer.SIZE);
a748e4d44694 Truffle API to specify type-specalized Node classes; annotation processor for automatic code generation of the type-specialized Node classes during the build process
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
49 * }
a748e4d44694 Truffle API to specify type-specalized Node classes; annotation processor for automatic code generation of the type-specialized Node classes during the build process
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
50 *
7527
2232848be438 replace HTML escape sequence for '@' symbol with {@literal @}
Doug Simon <doug.simon@oracle.com>
parents: 7502
diff changeset
51 * {@literal @}TypeCast
7291
a748e4d44694 Truffle API to specify type-specalized Node classes; annotation processor for automatic code generation of the type-specialized Node classes during the build process
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
52 * public int asInteger(Object value) {
a748e4d44694 Truffle API to specify type-specalized Node classes; annotation processor for automatic code generation of the type-specialized Node classes during the build process
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
53 * if (value instanceof Integer) {
a748e4d44694 Truffle API to specify type-specalized Node classes; annotation processor for automatic code generation of the type-specialized Node classes during the build process
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
54 * return (int) value;
a748e4d44694 Truffle API to specify type-specalized Node classes; annotation processor for automatic code generation of the type-specialized Node classes during the build process
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
55 * } else {
a748e4d44694 Truffle API to specify type-specalized Node classes; annotation processor for automatic code generation of the type-specialized Node classes during the build process
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
56 * return ((BigInteger) value).intValue();
a748e4d44694 Truffle API to specify type-specalized Node classes; annotation processor for automatic code generation of the type-specialized Node classes during the build process
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
57 * }
a748e4d44694 Truffle API to specify type-specalized Node classes; annotation processor for automatic code generation of the type-specialized Node classes during the build process
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
58 * }
a748e4d44694 Truffle API to specify type-specalized Node classes; annotation processor for automatic code generation of the type-specialized Node classes during the build process
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
59 * }
a748e4d44694 Truffle API to specify type-specalized Node classes; annotation processor for automatic code generation of the type-specialized Node classes during the build process
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
60 * </pre>
a748e4d44694 Truffle API to specify type-specalized Node classes; annotation processor for automatic code generation of the type-specialized Node classes during the build process
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
61 *
a748e4d44694 Truffle API to specify type-specalized Node classes; annotation processor for automatic code generation of the type-specialized Node classes during the build process
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
62 * @see TypeCast
a748e4d44694 Truffle API to specify type-specalized Node classes; annotation processor for automatic code generation of the type-specialized Node classes during the build process
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
63 * @see TypeCheck
a748e4d44694 Truffle API to specify type-specalized Node classes; annotation processor for automatic code generation of the type-specialized Node classes during the build process
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
64 * @see GuardCheck
a748e4d44694 Truffle API to specify type-specalized Node classes; annotation processor for automatic code generation of the type-specialized Node classes during the build process
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
65 */
a748e4d44694 Truffle API to specify type-specalized Node classes; annotation processor for automatic code generation of the type-specialized Node classes during the build process
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
66 @Retention(RetentionPolicy.CLASS)
a748e4d44694 Truffle API to specify type-specalized Node classes; annotation processor for automatic code generation of the type-specialized Node classes during the build process
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
67 @Target({ElementType.TYPE})
a748e4d44694 Truffle API to specify type-specalized Node classes; annotation processor for automatic code generation of the type-specialized Node classes during the build process
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
68 public @interface TypeSystem {
a748e4d44694 Truffle API to specify type-specalized Node classes; annotation processor for automatic code generation of the type-specialized Node classes during the build process
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
69
a748e4d44694 Truffle API to specify type-specalized Node classes; annotation processor for automatic code generation of the type-specialized Node classes during the build process
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
70 /**
a748e4d44694 Truffle API to specify type-specalized Node classes; annotation processor for automatic code generation of the type-specialized Node classes during the build process
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
71 * Sets the types contained by this type system. The order of types also determines the order of specialization.
a748e4d44694 Truffle API to specify type-specalized Node classes; annotation processor for automatic code generation of the type-specialized Node classes during the build process
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
72 */
7502
6343a09b2ec1 Codegen operation generation is inferred from the node type hierarchy.
Christian Humer <christian.humer@gmail.com>
parents: 7291
diff changeset
73 Class[] value();
7291
a748e4d44694 Truffle API to specify type-specalized Node classes; annotation processor for automatic code generation of the type-specialized Node classes during the build process
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
74
a748e4d44694 Truffle API to specify type-specalized Node classes; annotation processor for automatic code generation of the type-specialized Node classes during the build process
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
75 }