1//===-- CodeGen/ObjectFilePCHContainerOperations.h - ------------*- C++ -*-===//
2//
3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4// See https://llvm.org/LICENSE.txt for license information.
5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6//
7//===----------------------------------------------------------------------===//
8
9#ifndef LLVM_CLANG_CODEGEN_OBJECT_FILE_PCH_CONTAINER_OPERATIONS_H
10#define LLVM_CLANG_CODEGEN_OBJECT_FILE_PCH_CONTAINER_OPERATIONS_H
11
12#include "clang/Frontend/PCHContainerOperations.h"
13
14namespace clang {
15
16/// A PCHContainerWriter implementation that uses LLVM to
17/// wraps Clang modules inside a COFF, ELF, or Mach-O container.
18class ObjectFilePCHContainerWriter : public PCHContainerWriter {
19  StringRef getFormat() const override { return "obj"; }
20
21  /// Return an ASTConsumer that can be chained with a
22  /// PCHGenerator that produces a wrapper file format
23  /// that also contains full debug info for the module.
24  std::unique_ptr<ASTConsumer>
25  CreatePCHContainerGenerator(CompilerInstance &CI,
26                              const std::string &MainFileName,
27                              const std::string &OutputFileName,
28                              std::unique_ptr<llvm::raw_pwrite_stream> OS,
29                              std::shared_ptr<PCHBuffer> Buffer) const override;
30};
31
32/// A PCHContainerReader implementation that uses LLVM to
33/// wraps Clang modules inside a COFF, ELF, or Mach-O container.
34class ObjectFilePCHContainerReader : public PCHContainerReader {
35  StringRef getFormat() const override { return "obj"; }
36
37  /// Returns the serialized AST inside the PCH container Buffer.
38  StringRef ExtractPCH(llvm::MemoryBufferRef Buffer) const override;
39};
40}
41
42#endif
43