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1 //===- TypeRecordMapping.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_DEBUGINFO_CODEVIEW_TYPERECORDMAPPING_H
11 #define LLVM_DEBUGINFO_CODEVIEW_TYPERECORDMAPPING_H
12 
13 #include "llvm/ADT/Optional.h"
14 #include "llvm/DebugInfo/CodeView/CodeViewRecordIO.h"
15 #include "llvm/DebugInfo/CodeView/TypeVisitorCallbacks.h"
16 #include "llvm/Support/Error.h"
17 
18 namespace llvm {
19 class BinaryStreamReader;
20 class BinaryStreamWriter;
21 
22 namespace codeview {
23 class TypeRecordMapping : public TypeVisitorCallbacks {
24 public:
TypeRecordMapping(BinaryStreamReader & Reader)25   explicit TypeRecordMapping(BinaryStreamReader &Reader) : IO(Reader) {}
TypeRecordMapping(BinaryStreamWriter & Writer)26   explicit TypeRecordMapping(BinaryStreamWriter &Writer) : IO(Writer) {}
27 
28   using TypeVisitorCallbacks::visitTypeBegin;
29   Error visitTypeBegin(CVType &Record) override;
30   Error visitTypeEnd(CVType &Record) override;
31 
32   Error visitMemberBegin(CVMemberRecord &Record) override;
33   Error visitMemberEnd(CVMemberRecord &Record) override;
34 
35 #define TYPE_RECORD(EnumName, EnumVal, Name)                                   \
36   Error visitKnownRecord(CVType &CVR, Name##Record &Record) override;
37 #define MEMBER_RECORD(EnumName, EnumVal, Name)                                 \
38   Error visitKnownMember(CVMemberRecord &CVR, Name##Record &Record) override;
39 #define TYPE_RECORD_ALIAS(EnumName, EnumVal, Name, AliasName)
40 #define MEMBER_RECORD_ALIAS(EnumName, EnumVal, Name, AliasName)
41 #include "llvm/DebugInfo/CodeView/CodeViewTypes.def"
42 
43 private:
44   Optional<TypeLeafKind> TypeKind;
45   Optional<TypeLeafKind> MemberKind;
46 
47   CodeViewRecordIO IO;
48 };
49 }
50 }
51 
52 #endif
53