1//===-- CodeGen/ObjectFilePCHContainerOperations.h - ------------*- C++ -*-===//
2//
3//                     The LLVM Compiler Infrastructure
4//
5// This file is distributed under the University of Illinois Open Source
6// License. See LICENSE.TXT for details.
7//
8//===----------------------------------------------------------------------===//
9
10#ifndef LLVM_CLANG_CODEGEN_OBJECT_FILE_PCH_CONTAINER_OPERATIONS_H
11#define LLVM_CLANG_CODEGEN_OBJECT_FILE_PCH_CONTAINER_OPERATIONS_H
12
13#include "clang/Frontend/PCHContainerOperations.h"
14
15namespace clang {
16
17/// A PCHContainerWriter implementation that uses LLVM to
18/// wraps Clang modules inside a COFF, ELF, or Mach-O container.
19class ObjectFilePCHContainerWriter : public PCHContainerWriter {
20  StringRef getFormat() const override { return "obj"; }
21
22  /// Return an ASTConsumer that can be chained with a
23  /// PCHGenerator that produces a wrapper file format
24  /// that also contains full debug info for the module.
25  std::unique_ptr<ASTConsumer>
26  CreatePCHContainerGenerator(CompilerInstance &CI,
27                              const std::string &MainFileName,
28                              const std::string &OutputFileName,
29                              std::unique_ptr<llvm::raw_pwrite_stream> OS,
30                              std::shared_ptr<PCHBuffer> Buffer) const override;
31};
32
33/// A PCHContainerReader implementation that uses LLVM to
34/// wraps Clang modules inside a COFF, ELF, or Mach-O container.
35class ObjectFilePCHContainerReader : public PCHContainerReader {
36  StringRef getFormat() const override { return "obj"; }
37
38  /// Returns the serialized AST inside the PCH container Buffer.
39  StringRef ExtractPCH(llvm::MemoryBufferRef Buffer) const override;
40};
41}
42
43#endif
44