10 #ifndef LLVM_DEBUGINFO_CODEVIEW_TYPEDESERIALIZER_H
11 #define LLVM_DEBUGINFO_CODEVIEW_TYPEDESERIALIZER_H
32 : Stream(RecordData), Reader(Stream), Mapping(Reader) {}
43 assert(!Mapping &&
"Already in a type mapping!");
44 Mapping = llvm::make_unique<MappingInfo>(Record.
content());
45 return Mapping->Mapping.visitTypeBegin(Record);
49 assert(Mapping &&
"Not in a type mapping!");
50 auto EC = Mapping->Mapping.visitTypeEnd(Record);
55 #define TYPE_RECORD(EnumName, EnumVal, Name) \
56 Error visitKnownRecord(CVType &CVR, Name##Record &Record) override { \
57 return visitKnownRecordImpl<Name##Record>(CVR, Record); \
59 #define MEMBER_RECORD(EnumName, EnumVal, Name)
60 #define TYPE_RECORD_ALIAS(EnumName, EnumVal, Name, AliasName)
61 #define MEMBER_RECORD_ALIAS(EnumName, EnumVal, Name, AliasName)
62 #include "TypeRecords.def"
65 template <
typename RecordType>
67 return Mapping->Mapping.visitKnownRecord(CVR, Record);
70 std::unique_ptr<MappingInfo> Mapping;
76 : Reader(R), Mapping(Reader), StartOffset(0) {}
86 FieldList.
Type = TypeLeafKind::LF_FIELDLIST;
92 FieldList.
Type = TypeLeafKind::LF_FIELDLIST;
97 Mapping.StartOffset = Mapping.Reader.getOffset();
98 return Mapping.Mapping.visitMemberBegin(Record);
102 if (
auto EC = Mapping.Mapping.visitMemberEnd(Record))
107 #define TYPE_RECORD(EnumName, EnumVal, Name)
108 #define MEMBER_RECORD(EnumName, EnumVal, Name) \
109 Error visitKnownMember(CVMemberRecord &CVR, Name##Record &Record) override { \
110 return visitKnownMemberImpl<Name##Record>(CVR, Record); \
112 #define TYPE_RECORD_ALIAS(EnumName, EnumVal, Name, AliasName)
113 #define MEMBER_RECORD_ALIAS(EnumName, EnumVal, Name, AliasName)
114 #include "TypeRecords.def"
117 template <
typename RecordType>
118 Error visitKnownMemberImpl(CVMemberRecord &CVR, RecordType &Record) {
119 if (
auto EC = Mapping.Mapping.visitKnownMember(CVR, Record))
122 uint32_t EndOffset = Mapping.Reader.getOffset();
123 uint32_t RecordLength = EndOffset - Mapping.StartOffset;
124 Mapping.Reader.setOffset(Mapping.StartOffset);
125 if (
auto EC = Mapping.Reader.readBytes(CVR.Data, RecordLength))
127 assert(Mapping.Reader.getOffset() == EndOffset);
136 #endif // LLVM_DEBUGINFO_CODEVIEW_TYPEDESERIALIZER_H
~FieldListDeserializer() override
Error visitTypeBegin(CVType &Record) override
Paired begin/end actions for all types.
TypeDeserializer()=default
Error visitMemberBegin(CVMemberRecord &Record) override
Error visitTypeEnd(CVType &Record) override
void consumeError(Error Err)
Consume a Error without doing anything.
static ErrorSuccess success()
Create a success value.
ArrayRef< uint8_t > content() const
Error visitMemberEnd(CVMemberRecord &Record) override
assert(ImpDefSCC.getReg()==AMDGPU::SCC &&ImpDefSCC.isDef())
FieldListDeserializer(msf::StreamReader &Reader)
Lightweight error class with error context and mandatory checking.