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Current Path: /usr/src/contrib/llvm-project/llvm/include/llvm/ObjectYAML

usr / src / contrib / llvm-project / llvm / include / llvm / ObjectYAML /

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📄 COFFYAML.h(7.31 KB)
📄 CodeViewYAMLDebugSections.h(3.42 KB)
📄 CodeViewYAMLSymbols.h(1.43 KB)
📄 CodeViewYAMLTypeHashing.h(1.8 KB)
📄 CodeViewYAMLTypes.h(2 KB)
📄 DWARFEmitter.h(1.61 KB)
📄 DWARFYAML.h(10.33 KB)
📄 ELFYAML.h(21.44 KB)
📄 MachOYAML.h(9.45 KB)
📄 MinidumpYAML.h(9.75 KB)
📄 ObjectYAML.h(1.22 KB)
📄 WasmYAML.h(14.15 KB)
📄 XCOFFYAML.h(1.98 KB)
📄 YAML.h(3.65 KB)
📄 yaml2obj.h(1.81 KB)

Editing: DWARFYAML.h

//===- DWARFYAML.h - DWARF YAMLIO implementation ----------------*- C++ -*-===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
///
/// \file
/// This file declares classes for handling the YAML representation
/// of DWARF Debug Info.
///
//===----------------------------------------------------------------------===//

#ifndef LLVM_OBJECTYAML_DWARFYAML_H
#define LLVM_OBJECTYAML_DWARFYAML_H

#include "llvm/ADT/SetVector.h"
#include "llvm/ADT/StringRef.h"
#include "llvm/BinaryFormat/Dwarf.h"
#include "llvm/Support/YAMLTraits.h"
#include <cstdint>
#include <vector>

namespace llvm {
namespace DWARFYAML {

struct InitialLength {
  uint32_t TotalLength;
  uint64_t TotalLength64;

bool isDWARF64() const { return TotalLength == UINT32_MAX; }

uint64_t getLength() const {
    return isDWARF64() ? TotalLength64 : TotalLength;
  }

void setLength(uint64_t Len) {
    if (Len >= (uint64_t)UINT32_MAX) {
      TotalLength64 = Len;
      TotalLength = UINT32_MAX;
    } else {
      TotalLength = Len;
    }
  }
};

struct AttributeAbbrev {
  llvm::dwarf::Attribute Attribute;
  llvm::dwarf::Form Form;
  llvm::yaml::Hex64 Value; // Some DWARF5 attributes have values
};

struct Abbrev {
  Optional<yaml::Hex64> Code;
  llvm::dwarf::Tag Tag;
  llvm::dwarf::Constants Children;
  std::vector<AttributeAbbrev> Attributes;
};

struct ARangeDescriptor {
  llvm::yaml::Hex64 Address;
  uint64_t Length;
};

struct ARange {
  dwarf::DwarfFormat Format;
  uint64_t Length;
  uint16_t Version;
  uint32_t CuOffset;
  uint8_t AddrSize;
  uint8_t SegSize;
  std::vector<ARangeDescriptor> Descriptors;
};

/// Class that describes a range list entry, or a base address selection entry
/// within a range list in the .debug_ranges section.
struct RangeEntry {
  llvm::yaml::Hex64 LowOffset;
  llvm::yaml::Hex64 HighOffset;
};

/// Class that describes a single range list inside the .debug_ranges section.
struct Ranges {
  Optional<llvm::yaml::Hex64> Offset;
  Optional<llvm::yaml::Hex8> AddrSize;
  std::vector<RangeEntry> Entries;
};

struct PubEntry {
  llvm::yaml::Hex32 DieOffset;
  llvm::yaml::Hex8 Descriptor;
  StringRef Name;
};

struct PubSection {
  InitialLength Length;
  uint16_t Version;
  uint32_t UnitOffset;
  uint32_t UnitSize;
  std::vector<PubEntry> Entries;
};

struct FormValue {
  llvm::yaml::Hex64 Value;
  StringRef CStr;
  std::vector<llvm::yaml::Hex8> BlockData;
};

struct Entry {
  llvm::yaml::Hex32 AbbrCode;
  std::vector<FormValue> Values;
};

/// Class that contains helpful context information when mapping YAML into DWARF
/// data structures.
struct DWARFContext {
  bool IsGNUPubSec = false;
};

struct Unit {
  dwarf::DwarfFormat Format;
  uint64_t Length;
  uint16_t Version;
  llvm::dwarf::UnitType Type; // Added in DWARF 5
  yaml::Hex64 AbbrOffset;
  uint8_t AddrSize;
  std::vector<Entry> Entries;
};

struct File {
  StringRef Name;
  uint64_t DirIdx;
  uint64_t ModTime;
  uint64_t Length;
};

struct LineTableOpcode {
  dwarf::LineNumberOps Opcode;
  uint64_t ExtLen;
  dwarf::LineNumberExtendedOps SubOpcode;
  uint64_t Data;
  int64_t SData;
  File FileEntry;
  std::vector<llvm::yaml::Hex8> UnknownOpcodeData;
  std::vector<llvm::yaml::Hex64> StandardOpcodeData;
};

struct LineTable {
  dwarf::DwarfFormat Format;
  uint64_t Length;
  uint16_t Version;
  uint64_t PrologueLength;
  uint8_t MinInstLength;
  uint8_t MaxOpsPerInst;
  uint8_t DefaultIsStmt;
  uint8_t LineBase;
  uint8_t LineRange;
  uint8_t OpcodeBase;
  std::vector<uint8_t> StandardOpcodeLengths;
  std::vector<StringRef> IncludeDirs;
  std::vector<File> Files;
  std::vector<LineTableOpcode> Opcodes;
};

struct SegAddrPair {
  yaml::Hex64 Segment;
  yaml::Hex64 Address;
};

struct AddrTableEntry {
  dwarf::DwarfFormat Format;
  Optional<yaml::Hex64> Length;
  yaml::Hex16 Version;
  Optional<yaml::Hex8> AddrSize;
  yaml::Hex8 SegSelectorSize;
  std::vector<SegAddrPair> SegAddrPairs;
};

struct Data {
  bool IsLittleEndian;
  bool Is64BitAddrSize;
  std::vector<Abbrev> AbbrevDecls;
  std::vector<StringRef> DebugStrings;
  std::vector<ARange> ARanges;
  std::vector<Ranges> DebugRanges;
  std::vector<AddrTableEntry> DebugAddr;
  Optional<PubSection> PubNames;
  Optional<PubSection> PubTypes;

Optional<PubSection> GNUPubNames;
  Optional<PubSection> GNUPubTypes;

std::vector<Unit> CompileUnits;

std::vector<LineTable> DebugLines;

bool isEmpty() const;

SetVector<StringRef> getUsedSectionNames() const;
};

} // end namespace DWARFYAML
} // end namespace llvm

LLVM_YAML_IS_SEQUENCE_VECTOR(llvm::DWARFYAML::AttributeAbbrev)
LLVM_YAML_IS_SEQUENCE_VECTOR(llvm::DWARFYAML::Abbrev)
LLVM_YAML_IS_SEQUENCE_VECTOR(llvm::DWARFYAML::ARangeDescriptor)
LLVM_YAML_IS_SEQUENCE_VECTOR(llvm::DWARFYAML::ARange)
LLVM_YAML_IS_SEQUENCE_VECTOR(llvm::DWARFYAML::RangeEntry)
LLVM_YAML_IS_SEQUENCE_VECTOR(llvm::DWARFYAML::Ranges)
LLVM_YAML_IS_SEQUENCE_VECTOR(llvm::DWARFYAML::PubEntry)
LLVM_YAML_IS_SEQUENCE_VECTOR(llvm::DWARFYAML::Unit)
LLVM_YAML_IS_SEQUENCE_VECTOR(llvm::DWARFYAML::FormValue)
LLVM_YAML_IS_SEQUENCE_VECTOR(llvm::DWARFYAML::Entry)
LLVM_YAML_IS_SEQUENCE_VECTOR(llvm::DWARFYAML::File)
LLVM_YAML_IS_SEQUENCE_VECTOR(llvm::DWARFYAML::LineTable)
LLVM_YAML_IS_SEQUENCE_VECTOR(llvm::DWARFYAML::LineTableOpcode)
LLVM_YAML_IS_SEQUENCE_VECTOR(llvm::DWARFYAML::SegAddrPair)
LLVM_YAML_IS_SEQUENCE_VECTOR(llvm::DWARFYAML::AddrTableEntry)

namespace llvm {
namespace yaml {

template <> struct MappingTraits<DWARFYAML::Data> {
  static void mapping(IO &IO, DWARFYAML::Data &DWARF);
};

template <> struct MappingTraits<DWARFYAML::Abbrev> {
  static void mapping(IO &IO, DWARFYAML::Abbrev &Abbrev);
};

template <> struct MappingTraits<DWARFYAML::AttributeAbbrev> {
  static void mapping(IO &IO, DWARFYAML::AttributeAbbrev &AttAbbrev);
};

template <> struct MappingTraits<DWARFYAML::ARangeDescriptor> {
  static void mapping(IO &IO, DWARFYAML::ARangeDescriptor &Descriptor);
};

template <> struct MappingTraits<DWARFYAML::ARange> {
  static void mapping(IO &IO, DWARFYAML::ARange &ARange);
};

template <> struct MappingTraits<DWARFYAML::RangeEntry> {
  static void mapping(IO &IO, DWARFYAML::RangeEntry &Entry);
};

template <> struct MappingTraits<DWARFYAML::Ranges> {
  static void mapping(IO &IO, DWARFYAML::Ranges &Ranges);
};

template <> struct MappingTraits<DWARFYAML::PubEntry> {
  static void mapping(IO &IO, DWARFYAML::PubEntry &Entry);
};

template <> struct MappingTraits<DWARFYAML::PubSection> {
  static void mapping(IO &IO, DWARFYAML::PubSection &Section);
};

template <> struct MappingTraits<DWARFYAML::Unit> {
  static void mapping(IO &IO, DWARFYAML::Unit &Unit);
};

template <> struct MappingTraits<DWARFYAML::Entry> {
  static void mapping(IO &IO, DWARFYAML::Entry &Entry);
};

template <> struct MappingTraits<DWARFYAML::FormValue> {
  static void mapping(IO &IO, DWARFYAML::FormValue &FormValue);
};

template <> struct MappingTraits<DWARFYAML::File> {
  static void mapping(IO &IO, DWARFYAML::File &File);
};

template <> struct MappingTraits<DWARFYAML::LineTableOpcode> {
  static void mapping(IO &IO, DWARFYAML::LineTableOpcode &LineTableOpcode);
};

template <> struct MappingTraits<DWARFYAML::LineTable> {
  static void mapping(IO &IO, DWARFYAML::LineTable &LineTable);
};

template <> struct MappingTraits<DWARFYAML::SegAddrPair> {
  static void mapping(IO &IO, DWARFYAML::SegAddrPair &SegAddrPair);
};

template <> struct MappingTraits<DWARFYAML::AddrTableEntry> {
  static void mapping(IO &IO, DWARFYAML::AddrTableEntry &AddrTable);
};

template <> struct MappingTraits<DWARFYAML::InitialLength> {
  static void mapping(IO &IO, DWARFYAML::InitialLength &DWARF);
};

template <> struct ScalarEnumerationTraits<dwarf::DwarfFormat> {
  static void enumeration(IO &IO, dwarf::DwarfFormat &Format) {
    IO.enumCase(Format, "DWARF32", dwarf::DWARF32);
    IO.enumCase(Format, "DWARF64", dwarf::DWARF64);
  }
};

#define HANDLE_DW_TAG(unused, name, unused2, unused3, unused4)                 \
  io.enumCase(value, "DW_TAG_" #name, dwarf::DW_TAG_##name);

template <> struct ScalarEnumerationTraits<dwarf::Tag> {
  static void enumeration(IO &io, dwarf::Tag &value) {
#include "llvm/BinaryFormat/Dwarf.def"
    io.enumFallback<Hex16>(value);
  }
};

#define HANDLE_DW_LNS(unused, name)                                            \
  io.enumCase(value, "DW_LNS_" #name, dwarf::DW_LNS_##name);

template <> struct ScalarEnumerationTraits<dwarf::LineNumberOps> {
  static void enumeration(IO &io, dwarf::LineNumberOps &value) {
#include "llvm/BinaryFormat/Dwarf.def"
    io.enumFallback<Hex8>(value);
  }
};

#define HANDLE_DW_LNE(unused, name)                                            \
  io.enumCase(value, "DW_LNE_" #name, dwarf::DW_LNE_##name);

template <> struct ScalarEnumerationTraits<dwarf::LineNumberExtendedOps> {
  static void enumeration(IO &io, dwarf::LineNumberExtendedOps &value) {
#include "llvm/BinaryFormat/Dwarf.def"
    io.enumFallback<Hex16>(value);
  }
};

#define HANDLE_DW_AT(unused, name, unused2, unused3)                           \
  io.enumCase(value, "DW_AT_" #name, dwarf::DW_AT_##name);

template <> struct ScalarEnumerationTraits<dwarf::Attribute> {
  static void enumeration(IO &io, dwarf::Attribute &value) {
#include "llvm/BinaryFormat/Dwarf.def"
    io.enumFallback<Hex16>(value);
  }
};

#define HANDLE_DW_FORM(unused, name, unused2, unused3)                         \
  io.enumCase(value, "DW_FORM_" #name, dwarf::DW_FORM_##name);

template <> struct ScalarEnumerationTraits<dwarf::Form> {
  static void enumeration(IO &io, dwarf::Form &value) {
#include "llvm/BinaryFormat/Dwarf.def"
    io.enumFallback<Hex16>(value);
  }
};

#define HANDLE_DW_UT(unused, name)                                             \
  io.enumCase(value, "DW_UT_" #name, dwarf::DW_UT_##name);

template <> struct ScalarEnumerationTraits<dwarf::UnitType> {
  static void enumeration(IO &io, dwarf::UnitType &value) {
#include "llvm/BinaryFormat/Dwarf.def"
    io.enumFallback<Hex8>(value);
  }
};

template <> struct ScalarEnumerationTraits<dwarf::Constants> {
  static void enumeration(IO &io, dwarf::Constants &value) {
    io.enumCase(value, "DW_CHILDREN_no", dwarf::DW_CHILDREN_no);
    io.enumCase(value, "DW_CHILDREN_yes", dwarf::DW_CHILDREN_yes);
    io.enumFallback<Hex16>(value);
  }
};

} // end namespace yaml
} // end namespace llvm

#endif // LLVM_OBJECTYAML_DWARFYAML_H

003 File Manager

Editing: DWARFYAML.h

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