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//===- ChainedIncludesSource.h - Chained PCHs in Memory ---------*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This file defines the ChainedIncludesSource class, which converts headers
// to chained PCHs in memory, mainly used for testing.
//
//===----------------------------------------------------------------------===//
#ifndef LLVM_CLANG_SERIALIZATION_CHAINEDINCLUDESSOURCE_H
#define LLVM_CLANG_SERIALIZATION_CHAINEDINCLUDESSOURCE_H
#include "clang/Sema/ExternalSemaSource.h"
#include <vector>
namespace clang {
class CompilerInstance;
class ChainedIncludesSource : public ExternalSemaSource {
public:
virtual ~ChainedIncludesSource();
static IntrusiveRefCntPtr<ChainedIncludesSource> create(CompilerInstance &CI);
ExternalSemaSource &getFinalReader() const { return *FinalReader; }
private:
std::vector<CompilerInstance *> CIs;
IntrusiveRefCntPtr<ExternalSemaSource> FinalReader;
protected:
//===----------------------------------------------------------------------===//
// ExternalASTSource interface.
//===----------------------------------------------------------------------===//
Decl *GetExternalDecl(uint32_t ID) override;
Selector GetExternalSelector(uint32_t ID) override;
uint32_t GetNumExternalSelectors() override;
Stmt *GetExternalDeclStmt(uint64_t Offset) override;
CXXBaseSpecifier *GetExternalCXXBaseSpecifiers(uint64_t Offset) override;
bool FindExternalVisibleDeclsByName(const DeclContext *DC,
DeclarationName Name) override;
ExternalLoadResult FindExternalLexicalDecls(const DeclContext *DC,
bool (*isKindWeWant)(Decl::Kind),
SmallVectorImpl<Decl*> &Result) override;
void CompleteType(TagDecl *Tag) override;
void CompleteType(ObjCInterfaceDecl *Class) override;
void StartedDeserializing() override;
void FinishedDeserializing() override;
void StartTranslationUnit(ASTConsumer *Consumer) override;
void PrintStats() override;
/// Return the amount of memory used by memory buffers, breaking down
/// by heap-backed versus mmap'ed memory.
void getMemoryBufferSizes(MemoryBufferSizes &sizes) const override;
//===----------------------------------------------------------------------===//
// ExternalSemaSource interface.
//===----------------------------------------------------------------------===//
void InitializeSema(Sema &S) override;
void ForgetSema() override;
void ReadMethodPool(Selector Sel) override;
bool LookupUnqualified(LookupResult &R, Scope *S) override;
};
}
#endif
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