1 //===-- CodeGen/ObjectFilePCHContainerOperations.h - ------------*- C++ -*-===//
3 // The LLVM Compiler Infrastructure
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
8 //===----------------------------------------------------------------------===//
10 #ifndef LLVM_CLANG_CODEGEN_OBJECT_FILE_PCH_CONTAINER_OPERATIONS_H
11 #define LLVM_CLANG_CODEGEN_OBJECT_FILE_PCH_CONTAINER_OPERATIONS_H
13 #include "clang/Frontend/PCHContainerOperations.h"
17 /// A PCHContainerWriter implementation that uses LLVM to
18 /// wraps Clang modules inside a COFF, ELF, or Mach-O container.
19 class ObjectFilePCHContainerWriter : public PCHContainerWriter {
20 StringRef getFormat() const override { return "obj"; }
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> CreatePCHContainerGenerator(
26 CompilerInstance &CI, const std::string &MainFileName,
27 const std::string &OutputFileName, llvm::raw_pwrite_stream *OS,
28 std::shared_ptr<PCHBuffer> Buffer) const override;
31 /// A PCHContainerReader implementation that uses LLVM to
32 /// wraps Clang modules inside a COFF, ELF, or Mach-O container.
33 class ObjectFilePCHContainerReader : public PCHContainerReader {
34 StringRef getFormat() const override { return "obj"; }
36 /// Initialize an llvm::BitstreamReader with the serialized
37 /// AST inside the PCH container Buffer.
38 void ExtractPCH(llvm::MemoryBufferRef Buffer,
39 llvm::BitstreamReader &StreamFile) const override;