contrib/llvm/include/llvm/ObjectYAML/CodeViewYAMLDebugSections.h

   1 //===- CodeViewYAMLDebugSections.h - CodeView YAMLIO debug sections -------===//
   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 // This file defines classes for handling the YAML representation of CodeView
  11 // Debug Info.
  12 //
  13 //===----------------------------------------------------------------------===//
  14
  15 #ifndef LLVM_OBJECTYAML_CODEVIEWYAMLDEBUGSECTIONS_H
  16 #define LLVM_OBJECTYAML_CODEVIEWYAMLDEBUGSECTIONS_H
  17
  18 #include "llvm/DebugInfo/CodeView/CodeView.h"
  19 #include "llvm/DebugInfo/CodeView/DebugSubsection.h"
  20 #include "llvm/DebugInfo/CodeView/DebugSubsectionRecord.h"
  21 #include "llvm/ObjectYAML/YAML.h"
  22
  23 namespace llvm {
  24
  25 namespace codeview {
  26 class DebugStringTableSubsection;
  27 class DebugStringTableSubsectionRef;
  28 class DebugChecksumsSubsectionRef;
  29 class DebugStringTableSubsection;
  30 class DebugChecksumsSubsection;
  31 class StringsAndChecksums;
  32 class StringsAndChecksumsRef;
  33 }
  34 namespace CodeViewYAML {
  35
  36 namespace detail {
  37 struct YAMLSubsectionBase;
  38 }
  39
  40 struct YAMLFrameData {
  41   uint32_t RvaStart;
  42   uint32_t CodeSize;
  43   uint32_t LocalSize;
  44   uint32_t ParamsSize;
  45   uint32_t MaxStackSize;
  46   StringRef FrameFunc;
  47   uint32_t PrologSize;
  48   uint32_t SavedRegsSize;
  49   uint32_t Flags;
  50 };
  51
  52 struct YAMLCrossModuleImport {
  53   StringRef ModuleName;
  54   std::vector<uint32_t> ImportIds;
  55 };
  56
  57 struct SourceLineEntry {
  58   uint32_t Offset;
  59   uint32_t LineStart;
  60   uint32_t EndDelta;
  61   bool IsStatement;
  62 };
  63
  64 struct SourceColumnEntry {
  65   uint16_t StartColumn;
  66   uint16_t EndColumn;
  67 };
  68
  69 struct SourceLineBlock {
  70   StringRef FileName;
  71   std::vector<SourceLineEntry> Lines;
  72   std::vector<SourceColumnEntry> Columns;
  73 };
  74
  75 struct HexFormattedString {
  76   std::vector<uint8_t> Bytes;
  77 };
  78
  79 struct SourceFileChecksumEntry {
  80   StringRef FileName;
  81   codeview::FileChecksumKind Kind;
  82   HexFormattedString ChecksumBytes;
  83 };
  84
  85 struct SourceLineInfo {
  86   uint32_t RelocOffset;
  87   uint32_t RelocSegment;
  88   codeview::LineFlags Flags;
  89   uint32_t CodeSize;
  90
  91   std::vector<SourceLineBlock> Blocks;
  92 };
  93
  94 struct InlineeSite {
  95   uint32_t Inlinee;
  96   StringRef FileName;
  97   uint32_t SourceLineNum;
  98   std::vector<StringRef> ExtraFiles;
  99 };
 100
 101 struct InlineeInfo {
 102   bool HasExtraFiles;
 103   std::vector<InlineeSite> Sites;
 104 };
 105
 106 struct YAMLDebugSubsection {
 107   static Expected<YAMLDebugSubsection>
 108   fromCodeViewSubection(const codeview::StringsAndChecksumsRef &SC,
 109                         const codeview::DebugSubsectionRecord &SS);
 110
 111   std::shared_ptr<detail::YAMLSubsectionBase> Subsection;
 112 };
 113
 114 struct DebugSubsectionState {};
 115
 116 Expected<std::vector<std::shared_ptr<codeview::DebugSubsection>>>
 117 toCodeViewSubsectionList(BumpPtrAllocator &Allocator,
 118                          ArrayRef<YAMLDebugSubsection> Subsections,
 119                          const codeview::StringsAndChecksums &SC);
 120
 121 std::vector<YAMLDebugSubsection>
 122 fromDebugS(ArrayRef<uint8_t> Data, const codeview::StringsAndChecksumsRef &SC);
 123
 124 void initializeStringsAndChecksums(ArrayRef<YAMLDebugSubsection> Sections,
 125                                    codeview::StringsAndChecksums &SC);
 126
 127 } // namespace CodeViewYAML
 128 } // namespace llvm
 129
 130 LLVM_YAML_DECLARE_MAPPING_TRAITS(CodeViewYAML::YAMLDebugSubsection)
 131
 132 LLVM_YAML_IS_SEQUENCE_VECTOR(CodeViewYAML::YAMLDebugSubsection)
 133
 134 #endif