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//===-- 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 FixItRewriter;
//===----------------------------------------------------------------------===//
// Custom Consumer Actions
//===----------------------------------------------------------------------===//
class InitOnlyAction : public FrontendAction {
virtual void ExecuteAction();
virtual ASTConsumer *CreateASTConsumer(CompilerInstance &CI,
llvm::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 AnalysisAction : public ASTFrontendAction {
protected:
virtual ASTConsumer *CreateASTConsumer(CompilerInstance &CI,
llvm::StringRef InFile);
};
class ASTPrintAction : public ASTFrontendAction {
protected:
virtual ASTConsumer *CreateASTConsumer(CompilerInstance &CI,
llvm::StringRef InFile);
};
class ASTPrintXMLAction : public ASTFrontendAction {
protected:
virtual ASTConsumer *CreateASTConsumer(CompilerInstance &CI,
llvm::StringRef InFile);
};
class ASTDumpAction : public ASTFrontendAction {
protected:
virtual ASTConsumer *CreateASTConsumer(CompilerInstance &CI,
llvm::StringRef InFile);
};
class ASTViewAction : public ASTFrontendAction {
protected:
virtual ASTConsumer *CreateASTConsumer(CompilerInstance &CI,
llvm::StringRef InFile);
};
class DeclContextPrintAction : public ASTFrontendAction {
protected:
virtual ASTConsumer *CreateASTConsumer(CompilerInstance &CI,
llvm::StringRef InFile);
};
class DumpRecordAction : public ASTFrontendAction {
protected:
virtual ASTConsumer *CreateASTConsumer(CompilerInstance &CI,
llvm::StringRef InFile);
};
class FixItAction : public ASTFrontendAction {
private:
llvm::OwningPtr<FixItRewriter> Rewriter;
protected:
virtual ASTConsumer *CreateASTConsumer(CompilerInstance &CI,
llvm::StringRef InFile);
virtual bool BeginSourceFileAction(CompilerInstance &CI,
llvm::StringRef Filename);
virtual void EndSourceFileAction();
virtual bool hasASTSupport() const { return false; }
public:
FixItAction();
~FixItAction();
};
class GeneratePCHAction : public ASTFrontendAction {
protected:
virtual ASTConsumer *CreateASTConsumer(CompilerInstance &CI,
llvm::StringRef InFile);
virtual bool usesCompleteTranslationUnit() { return false; }
virtual bool hasASTSupport() const { return false; }
};
class HTMLPrintAction : public ASTFrontendAction {
protected:
virtual ASTConsumer *CreateASTConsumer(CompilerInstance &CI,
llvm::StringRef InFile);
};
class InheritanceViewAction : public ASTFrontendAction {
protected:
virtual ASTConsumer *CreateASTConsumer(CompilerInstance &CI,
llvm::StringRef InFile);
};
class RewriteObjCAction : public ASTFrontendAction {
protected:
virtual ASTConsumer *CreateASTConsumer(CompilerInstance &CI,
llvm::StringRef InFile);
};
class SyntaxOnlyAction : public ASTFrontendAction {
protected:
virtual ASTConsumer *CreateASTConsumer(CompilerInstance &CI,
llvm::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,
llvm::StringRef InFile);
virtual bool BeginSourceFileAction(CompilerInstance &CI,
llvm::StringRef Filename);
virtual void ExecuteAction();
virtual void EndSourceFileAction();
public:
ASTMergeAction(FrontendAction *AdaptedAction,
std::string *ASTFiles, unsigned NumASTFiles);
virtual ~ASTMergeAction();
virtual bool usesPreprocessorOnly() const;
virtual bool usesCompleteTranslationUnit();
virtual bool hasPCHSupport() const;
virtual bool hasASTSupport() const;
virtual bool hasCodeCompletionSupport() const;
};
//===----------------------------------------------------------------------===//
// Preprocessor Actions
//===----------------------------------------------------------------------===//
class DumpRawTokensAction : public PreprocessorFrontendAction {
protected:
void ExecuteAction();
};
class DumpTokensAction : public PreprocessorFrontendAction {
protected:
void ExecuteAction();
};
class GeneratePTHAction : public PreprocessorFrontendAction {
protected:
void ExecuteAction();
};
class ParseOnlyAction : public PreprocessorFrontendAction {
protected:
void ExecuteAction();
};
class PreprocessOnlyAction : public PreprocessorFrontendAction {
protected:
void ExecuteAction();
};
class PrintParseAction : public PreprocessorFrontendAction {
protected:
void ExecuteAction();
};
class PrintPreprocessedAction : public PreprocessorFrontendAction {
protected:
void ExecuteAction();
virtual bool hasPCHSupport() const { return true; }
};
class RewriteMacrosAction : public PreprocessorFrontendAction {
protected:
void ExecuteAction();
};
class RewriteTestAction : public PreprocessorFrontendAction {
protected:
void ExecuteAction();
};
} // end namespace clang
#endif
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