include/llvm/DebugInfo/CodeView/TypeIndexDiscovery.h

   1 //===- TypeIndexDiscovery.h -------------------------------------*- C++ -*-===//
   2 //
   3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
   4 // See https://llvm.org/LICENSE.txt for license information.
   5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
   6 //
   7 //===----------------------------------------------------------------------===//
   8
   9 #ifndef LLVM_DEBUGINFO_CODEVIEW_TYPEINDEXDISCOVERY_H
  10 #define LLVM_DEBUGINFO_CODEVIEW_TYPEINDEXDISCOVERY_H
  11
  12 #include "llvm/ADT/SmallVector.h"
  13 #include "llvm/DebugInfo/CodeView/SymbolRecord.h"
  14 #include "llvm/DebugInfo/CodeView/TypeRecord.h"
  15 #include "llvm/Support/Error.h"
  16
  17 namespace llvm {
  18 namespace codeview {
  19 enum class TiRefKind { TypeRef, IndexRef };
  20 struct TiReference {
  21   TiRefKind Kind;
  22   uint32_t Offset;
  23   uint32_t Count;
  24 };
  25
  26 void discoverTypeIndices(ArrayRef<uint8_t> RecordData,
  27                          SmallVectorImpl<TiReference> &Refs);
  28 void discoverTypeIndices(const CVType &Type,
  29                          SmallVectorImpl<TiReference> &Refs);
  30 void discoverTypeIndices(const CVType &Type,
  31                          SmallVectorImpl<TypeIndex> &Indices);
  32 void discoverTypeIndices(ArrayRef<uint8_t> RecordData,
  33                          SmallVectorImpl<TypeIndex> &Indices);
  34
  35 /// Discover type indices in symbol records. Returns false if this is an unknown
  36 /// record.
  37 bool discoverTypeIndicesInSymbol(const CVSymbol &Symbol,
  38                                  SmallVectorImpl<TiReference> &Refs);
  39 bool discoverTypeIndicesInSymbol(ArrayRef<uint8_t> RecordData,
  40                                  SmallVectorImpl<TiReference> &Refs);
  41 bool discoverTypeIndicesInSymbol(ArrayRef<uint8_t> RecordData,
  42                                  SmallVectorImpl<TypeIndex> &Indices);
  43 }
  44 }
  45
  46 #endif