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
|
//===-- FrontendActions.h - Useful Frontend Actions -------------*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#ifndef LLVM_CLANG_FRONTEND_FRONTENDACTIONS_H
#define LLVM_CLANG_FRONTEND_FRONTENDACTIONS_H
#include "clang/Frontend/FrontendAction.h"
#include <string>
#include <vector>
namespace clang {
class Module;
//===----------------------------------------------------------------------===//
// Custom Consumer Actions
//===----------------------------------------------------------------------===//
class InitOnlyAction : public FrontendAction {
virtual void ExecuteAction();
virtual ASTConsumer *CreateASTConsumer(CompilerInstance &CI,
StringRef InFile);
public:
// Don't claim to only use the preprocessor, we want to follow the AST path,
// but do nothing.
virtual bool usesPreprocessorOnly() const { return false; }
};
//===----------------------------------------------------------------------===//
// AST Consumer Actions
//===----------------------------------------------------------------------===//
class ASTPrintAction : public ASTFrontendAction {
protected:
virtual ASTConsumer *CreateASTConsumer(CompilerInstance &CI,
StringRef InFile);
};
class ASTDumpAction : public ASTFrontendAction {
protected:
virtual ASTConsumer *CreateASTConsumer(CompilerInstance &CI,
StringRef InFile);
};
class ASTDeclListAction : public ASTFrontendAction {
protected:
virtual ASTConsumer *CreateASTConsumer(CompilerInstance &CI,
StringRef InFile);
};
class ASTDumpXMLAction : public ASTFrontendAction {
protected:
virtual ASTConsumer *CreateASTConsumer(CompilerInstance &CI,
StringRef InFile);
};
class ASTViewAction : public ASTFrontendAction {
protected:
virtual ASTConsumer *CreateASTConsumer(CompilerInstance &CI,
StringRef InFile);
};
class DeclContextPrintAction : public ASTFrontendAction {
protected:
virtual ASTConsumer *CreateASTConsumer(CompilerInstance &CI,
StringRef InFile);
};
class GeneratePCHAction : public ASTFrontendAction {
protected:
virtual ASTConsumer *CreateASTConsumer(CompilerInstance &CI,
StringRef InFile);
virtual TranslationUnitKind getTranslationUnitKind() {
return TU_Prefix;
}
virtual bool hasASTFileSupport() const { return false; }
public:
/// \brief Compute the AST consumer arguments that will be used to
/// create the PCHGenerator instance returned by CreateASTConsumer.
///
/// \returns true if an error occurred, false otherwise.
static bool ComputeASTConsumerArguments(CompilerInstance &CI,
StringRef InFile,
std::string &Sysroot,
std::string &OutputFile,
raw_ostream *&OS);
};
class GenerateModuleAction : public ASTFrontendAction {
clang::Module *Module;
protected:
virtual ASTConsumer *CreateASTConsumer(CompilerInstance &CI,
StringRef InFile);
virtual TranslationUnitKind getTranslationUnitKind() {
return TU_Module;
}
virtual bool hasASTFileSupport() const { return false; }
public:
virtual bool BeginSourceFileAction(CompilerInstance &CI, StringRef Filename);
/// \brief Compute the AST consumer arguments that will be used to
/// create the PCHGenerator instance returned by CreateASTConsumer.
///
/// \returns true if an error occurred, false otherwise.
static bool ComputeASTConsumerArguments(CompilerInstance &CI,
StringRef InFile,
std::string &Sysroot,
std::string &OutputFile,
raw_ostream *&OS);
};
class SyntaxOnlyAction : public ASTFrontendAction {
protected:
virtual ASTConsumer *CreateASTConsumer(CompilerInstance &CI,
StringRef InFile);
public:
virtual bool hasCodeCompletionSupport() const { return true; }
};
/**
* \brief Frontend action adaptor that merges ASTs together.
*
* This action takes an existing AST file and "merges" it into the AST
* context, producing a merged context. This action is an action
* adaptor, which forwards most of its calls to another action that
* will consume the merged context.
*/
class ASTMergeAction : public FrontendAction {
/// \brief The action that the merge action adapts.
FrontendAction *AdaptedAction;
/// \brief The set of AST files to merge.
std::vector<std::string> ASTFiles;
protected:
virtual ASTConsumer *CreateASTConsumer(CompilerInstance &CI,
StringRef InFile);
virtual bool BeginSourceFileAction(CompilerInstance &CI,
StringRef Filename);
virtual void ExecuteAction();
virtual void EndSourceFileAction();
public:
ASTMergeAction(FrontendAction *AdaptedAction, ArrayRef<std::string> ASTFiles);
virtual ~ASTMergeAction();
virtual bool usesPreprocessorOnly() const;
virtual TranslationUnitKind getTranslationUnitKind();
virtual bool hasPCHSupport() const;
virtual bool hasASTFileSupport() const;
virtual bool hasCodeCompletionSupport() const;
};
class PrintPreambleAction : public FrontendAction {
protected:
void ExecuteAction();
virtual ASTConsumer *CreateASTConsumer(CompilerInstance &, StringRef) {
return 0;
}
virtual bool usesPreprocessorOnly() const { return true; }
};
//===----------------------------------------------------------------------===//
// Preprocessor Actions
//===----------------------------------------------------------------------===//
class DumpRawTokensAction : public PreprocessorFrontendAction {
protected:
void ExecuteAction();
};
class DumpTokensAction : public PreprocessorFrontendAction {
protected:
void ExecuteAction();
};
class GeneratePTHAction : public PreprocessorFrontendAction {
protected:
void ExecuteAction();
};
class PreprocessOnlyAction : public PreprocessorFrontendAction {
protected:
void ExecuteAction();
};
class PrintPreprocessedAction : public PreprocessorFrontendAction {
protected:
void ExecuteAction();
virtual bool hasPCHSupport() const { return true; }
};
} // end namespace clang
#endif
|
