xref: /netbsd-src/external/apache2/llvm/dist/clang/lib/Frontend/TestModuleFileExtension.h (revision e038c9c4676b0f19b1b7dd08a940c6ed64a6d5ae)
17330f729Sjoerg //===-- TestModuleFileExtension.h - Module Extension Tester -----*- C++ -*-===//
27330f729Sjoerg //
37330f729Sjoerg // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
47330f729Sjoerg // See https://llvm.org/LICENSE.txt for license information.
57330f729Sjoerg // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
67330f729Sjoerg //
77330f729Sjoerg //===----------------------------------------------------------------------===//
87330f729Sjoerg #ifndef LLVM_CLANG_FRONTEND_TESTMODULEFILEEXTENSION_H
97330f729Sjoerg #define LLVM_CLANG_FRONTEND_TESTMODULEFILEEXTENSION_H
107330f729Sjoerg 
117330f729Sjoerg #include "clang/Serialization/ModuleFileExtension.h"
127330f729Sjoerg #include "clang/Basic/LLVM.h"
137330f729Sjoerg #include "llvm/ADT/StringRef.h"
147330f729Sjoerg #include "llvm/Bitstream/BitstreamReader.h"
157330f729Sjoerg #include <string>
167330f729Sjoerg 
177330f729Sjoerg namespace clang {
187330f729Sjoerg 
197330f729Sjoerg /// A module file extension used for testing purposes.
20*e038c9c4Sjoerg class TestModuleFileExtension
21*e038c9c4Sjoerg     : public llvm::RTTIExtends<TestModuleFileExtension, ModuleFileExtension> {
227330f729Sjoerg   std::string BlockName;
237330f729Sjoerg   unsigned MajorVersion;
247330f729Sjoerg   unsigned MinorVersion;
257330f729Sjoerg   bool Hashed;
267330f729Sjoerg   std::string UserInfo;
277330f729Sjoerg 
287330f729Sjoerg   class Writer : public ModuleFileExtensionWriter {
297330f729Sjoerg   public:
Writer(ModuleFileExtension * Ext)307330f729Sjoerg     Writer(ModuleFileExtension *Ext) : ModuleFileExtensionWriter(Ext) { }
317330f729Sjoerg     ~Writer() override;
327330f729Sjoerg 
337330f729Sjoerg     void writeExtensionContents(Sema &SemaRef,
347330f729Sjoerg                                 llvm::BitstreamWriter &Stream) override;
357330f729Sjoerg   };
367330f729Sjoerg 
377330f729Sjoerg   class Reader : public ModuleFileExtensionReader {
387330f729Sjoerg     llvm::BitstreamCursor Stream;
397330f729Sjoerg 
407330f729Sjoerg   public:
417330f729Sjoerg     ~Reader() override;
427330f729Sjoerg 
437330f729Sjoerg     Reader(ModuleFileExtension *Ext, const llvm::BitstreamCursor &InStream);
447330f729Sjoerg   };
457330f729Sjoerg 
467330f729Sjoerg public:
47*e038c9c4Sjoerg   static char ID;
48*e038c9c4Sjoerg 
TestModuleFileExtension(StringRef BlockName,unsigned MajorVersion,unsigned MinorVersion,bool Hashed,StringRef UserInfo)49*e038c9c4Sjoerg   TestModuleFileExtension(StringRef BlockName, unsigned MajorVersion,
50*e038c9c4Sjoerg                           unsigned MinorVersion, bool Hashed,
517330f729Sjoerg                           StringRef UserInfo)
52*e038c9c4Sjoerg       : BlockName(BlockName), MajorVersion(MajorVersion),
53*e038c9c4Sjoerg         MinorVersion(MinorVersion), Hashed(Hashed), UserInfo(UserInfo) {}
547330f729Sjoerg   ~TestModuleFileExtension() override;
557330f729Sjoerg 
567330f729Sjoerg   ModuleFileExtensionMetadata getExtensionMetadata() const override;
577330f729Sjoerg 
587330f729Sjoerg   llvm::hash_code hashExtension(llvm::hash_code Code) const override;
597330f729Sjoerg 
607330f729Sjoerg   std::unique_ptr<ModuleFileExtensionWriter>
617330f729Sjoerg   createExtensionWriter(ASTWriter &Writer) override;
627330f729Sjoerg 
637330f729Sjoerg   std::unique_ptr<ModuleFileExtensionReader>
647330f729Sjoerg   createExtensionReader(const ModuleFileExtensionMetadata &Metadata,
657330f729Sjoerg                         ASTReader &Reader, serialization::ModuleFile &Mod,
667330f729Sjoerg                         const llvm::BitstreamCursor &Stream) override;
67*e038c9c4Sjoerg 
68*e038c9c4Sjoerg   std::string str() const;
697330f729Sjoerg };
707330f729Sjoerg 
717330f729Sjoerg } // end namespace clang
727330f729Sjoerg 
737330f729Sjoerg #endif // LLVM_CLANG_FRONTEND_TESTMODULEFILEEXTENSION_H
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