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comparison graal/com.oracle.truffle.codegen.processor/src/com/oracle/truffle/codegen/processor/TruffleTypes.java @ 7291:a748e4d44694

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Truffle API to specify type-specalized Node classes; annotation processor for automatic code generation of the type-specialized Node classes during the build process
author Christian Humer <christian.humer@gmail.com>
date Fri, 21 Dec 2012 10:44:31 -0800
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children 4969921f57b7
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7290:a81db08fe930 7291:a748e4d44694
1 /*
2 * Copyright (c) 2012, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation.
8 *
9 * This code is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
12 * version 2 for more details (a copy is included in the LICENSE file that
13 * accompanied this code).
14 *
15 * You should have received a copy of the GNU General Public License version
16 * 2 along with this work; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 */
23 package com.oracle.truffle.codegen.processor;
24
25 import java.util.*;
26
27 import javax.lang.model.element.*;
28 import javax.lang.model.type.*;
29
30 import com.oracle.truffle.api.frame.*;
31 import com.oracle.truffle.api.nodes.*;
32 import com.oracle.truffle.api.nodes.Node.Child;
33 import com.oracle.truffle.api.nodes.Node.Children;
34
35 /**
36 * THIS IS NOT PUBLIC API.
37 */
38 public final class TruffleTypes {
39
40 private final TypeMirror node;
41 private final TypeMirror nodeArray;
42 private final TypeMirror unexpectedValueException;
43 private final TypeMirror frame;
44 private final TypeMirror stableAnnotation;
45 private final TypeMirror contentStableAnnotation;
46 private final TypeMirror typeConversion;
47
48 private final List<String> errors = new ArrayList<>();
49
50 public TruffleTypes(ProcessorContext context) {
51 node = getRequired(context, Node.class);
52 nodeArray = context.getEnvironment().getTypeUtils().getArrayType(node);
53 unexpectedValueException = getRequired(context, UnexpectedResultException.class);
54 frame = getRequired(context, VirtualFrame.class);
55 stableAnnotation = getRequired(context, Child.class);
56 contentStableAnnotation = getRequired(context, Children.class);
57 typeConversion = getRequired(context, TypeConversion.class);
58 }
59
60 public boolean verify(ProcessorContext context, Element element, AnnotationMirror mirror) {
61 if (errors.isEmpty()) {
62 return true;
63 }
64
65 for (String error : errors) {
66 context.getLog().error(element, mirror, error);
67 }
68
69 return false;
70 }
71
72 private TypeMirror getRequired(ProcessorContext context, Class clazz) {
73 TypeMirror type = context.getType(clazz);
74 if (type == null) {
75 errors.add(String.format("Could not find required type: %s", clazz.getSimpleName()));
76 }
77 return type;
78 }
79
80 public TypeMirror getTypeConversion() {
81 return typeConversion;
82 }
83
84 public TypeMirror getNode() {
85 return node;
86 }
87
88 public TypeMirror getNodeArray() {
89 return nodeArray;
90 }
91
92 public TypeMirror getFrame() {
93 return frame;
94 }
95
96 public TypeMirror getUnexpectedValueException() {
97 return unexpectedValueException;
98 }
99
100 public TypeMirror getStableAnnotation() {
101 return stableAnnotation;
102 }
103
104 public TypeMirror getContentStableAnnotation() {
105 return contentStableAnnotation;
106 }
107 }