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1 //===- TypeIndexDiscovery.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_TYPEINDEXDISCOVERY_H
11 #define LLVM_DEBUGINFO_CODEVIEW_TYPEINDEXDISCOVERY_H
12 
13 #include "llvm/ADT/SmallVector.h"
14 #include "llvm/DebugInfo/CodeView/SymbolRecord.h"
15 #include "llvm/DebugInfo/CodeView/TypeRecord.h"
16 #include "llvm/Support/Error.h"
17 
18 namespace llvm {
19 namespace codeview {
20 enum class TiRefKind { TypeRef, IndexRef };
21 struct TiReference {
22   TiRefKind Kind;
23   uint32_t Offset;
24   uint32_t Count;
25 };
26 
27 void discoverTypeIndices(ArrayRef<uint8_t> RecordData,
28                          SmallVectorImpl<TiReference> &Refs);
29 void discoverTypeIndices(const CVType &Type,
30                          SmallVectorImpl<TiReference> &Refs);
31 void discoverTypeIndices(const CVType &Type,
32                          SmallVectorImpl<TypeIndex> &Indices);
33 void discoverTypeIndices(ArrayRef<uint8_t> RecordData,
34                          SmallVectorImpl<TypeIndex> &Indices);
35 
36 /// Discover type indices in symbol records. Returns false if this is an unknown
37 /// record.
38 bool discoverTypeIndicesInSymbol(const CVSymbol &Symbol,
39                                  SmallVectorImpl<TiReference> &Refs);
40 bool discoverTypeIndicesInSymbol(ArrayRef<uint8_t> RecordData,
41                                  SmallVectorImpl<TiReference> &Refs);
42 bool discoverTypeIndicesInSymbol(ArrayRef<uint8_t> RecordData,
43                                  SmallVectorImpl<TypeIndex> &Indices);
44 }
45 }
46 
47 #endif
48