1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
|
/**************************************************************************
**
** This file is part of Qt Creator
**
** Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).
**
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** Commercial Usage
**
** Licensees holding valid Qt Commercial licenses may use this file in
** accordance with the Qt Commercial License Agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and Nokia.
**
** GNU Lesser General Public License Usage
**
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** If you are unsure which license is appropriate for your use, please
** contact the sales department at http://www.qtsoftware.com/contact.
**
**************************************************************************/
// Copyright (c) 2008 Roberto Raggi <roberto.raggi@gmail.com>
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE.
#include "Semantic.h"
#include "TranslationUnit.h"
#include "Control.h"
#include "Scope.h"
#include "Symbols.h"
#include "Token.h"
#include "CheckSpecifier.h"
#include "CheckDeclaration.h"
#include "CheckDeclarator.h"
#include "CheckStatement.h"
#include "CheckExpression.h"
#include "CheckName.h"
CPLUSPLUS_BEGIN_NAMESPACE
class Semantic::Data
{
public:
Data(Semantic *semantic, Control *control)
: semantic(semantic),
control(control),
skipFunctionBodies(false),
visibility(Symbol::Public),
ojbcVisibility(Symbol::Protected),
methodKey(Function::NormalMethod),
checkSpecifier(0),
checkDeclaration(0),
checkDeclarator(0),
checkExpression(0),
checkStatement(0),
checkName(0)
{ }
~Data()
{
delete checkSpecifier;
delete checkDeclaration;
delete checkDeclarator;
delete checkExpression;
delete checkStatement;
delete checkName;
}
Semantic *semantic;
Control *control;
bool skipFunctionBodies;
int visibility;
int ojbcVisibility;
int methodKey;
CheckSpecifier *checkSpecifier;
CheckDeclaration *checkDeclaration;
CheckDeclarator *checkDeclarator;
CheckExpression *checkExpression;
CheckStatement *checkStatement;
CheckName *checkName;
};
Semantic::Semantic(Control *control)
{
d = new Data(this, control);
d->checkSpecifier = new CheckSpecifier(this);
d->checkDeclaration = new CheckDeclaration(this);
d->checkDeclarator = new CheckDeclarator(this);
d->checkExpression = new CheckExpression(this);
d->checkStatement = new CheckStatement(this);
d->checkName = new CheckName(this);
}
Semantic::~Semantic()
{ delete d; }
Control *Semantic::control() const
{ return d->control; }
FullySpecifiedType Semantic::check(SpecifierAST *specifier, Scope *scope)
{ return d->checkSpecifier->check(specifier, scope); }
void Semantic::check(DeclarationAST *declaration, Scope *scope, Scope *templateParameters)
{ d->checkDeclaration->check(declaration, scope, templateParameters); }
FullySpecifiedType Semantic::check(DeclaratorAST *declarator, FullySpecifiedType type,
Scope *scope, Name **name)
{ return d->checkDeclarator->check(declarator, type, scope, name); }
FullySpecifiedType Semantic::check(PtrOperatorAST *ptrOperators, FullySpecifiedType type,
Scope *scope)
{ return d->checkDeclarator->check(ptrOperators, type, scope); }
FullySpecifiedType Semantic::check(ObjCMethodPrototypeAST *methodPrototype, Scope *scope)
{ return d->checkDeclarator->check(methodPrototype, scope); }
FullySpecifiedType Semantic::check(ObjCTypeNameAST *typeName, Scope *scope)
{ return d->checkSpecifier->check(typeName, scope); }
void Semantic::check(ObjCMessageArgumentDeclarationAST *arg, Scope *scope)
{ return d->checkName->check(arg, scope); }
FullySpecifiedType Semantic::check(ExpressionAST *expression, Scope *scope)
{ return d->checkExpression->check(expression, scope); }
void Semantic::check(StatementAST *statement, Scope *scope)
{ d->checkStatement->check(statement, scope); }
Name *Semantic::check(NameAST *name, Scope *scope)
{ return d->checkName->check(name, scope); }
Name *Semantic::check(NestedNameSpecifierAST *name, Scope *scope)
{ return d->checkName->check(name, scope); }
Name *Semantic::check(ObjCSelectorAST *args, Scope *scope)
{ return d->checkName->check(args, scope); }
bool Semantic::skipFunctionBodies() const
{ return d->skipFunctionBodies; }
void Semantic::setSkipFunctionBodies(bool skipFunctionBodies)
{ d->skipFunctionBodies = skipFunctionBodies; }
int Semantic::currentVisibility() const
{ return d->visibility; }
int Semantic::switchVisibility(int visibility)
{
int previousVisibility = d->visibility;
d->visibility = visibility;
return previousVisibility;
}
int Semantic::currentObjCVisibility() const
{ return d->ojbcVisibility; }
int Semantic::switchObjCVisibility(int visibility)
{
int previousOjbCVisibility = d->ojbcVisibility;
d->ojbcVisibility = visibility;
return previousOjbCVisibility;
}
int Semantic::currentMethodKey() const
{ return d->methodKey; }
int Semantic::switchMethodKey(int methodKey)
{
int previousMethodKey = d->methodKey;
d->methodKey = methodKey;
return previousMethodKey;
}
int Semantic::visibilityForAccessSpecifier(int tokenKind) const
{
switch (tokenKind) {
case T_PUBLIC:
return Symbol::Public;
case T_PROTECTED:
return Symbol::Protected;
case T_PRIVATE:
return Symbol::Private;
case T_Q_SIGNALS:
return Symbol::Protected;
default:
return Symbol::Public;
}
}
int Semantic::visibilityForObjCAccessSpecifier(int tokenKind) const
{
switch (tokenKind) {
case T_AT_PUBLIC:
return Symbol::Public;
case T_AT_PROTECTED:
return Symbol::Protected;
case T_AT_PRIVATE:
return Symbol::Private;
case T_AT_PACKAGE:
return Symbol::Package;
default:
return Symbol::Protected;
}
}
bool Semantic::isObjCClassMethod(int tokenKind) const
{
switch (tokenKind) {
case T_PLUS:
return true;
case T_MINUS:
return false;
default:
// TODO EV: assert here?
return false;
}
}
int Semantic::visibilityForClassKey(int tokenKind) const
{
switch (tokenKind) {
case T_CLASS:
return Symbol::Private;
case T_STRUCT:
case T_UNION:
return Symbol::Public;
default:
return Symbol::Public;
}
}
CPLUSPLUS_END_NAMESPACE
|