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Current Path: /usr/src/contrib/llvm-project/lldb/source/Plugins/SymbolFile/DWARF

usr / src / contrib / llvm-project / lldb / source / Plugins / SymbolFile / DWARF /

📁 ..
📄 AppleDWARFIndex.cpp(7.64 KB)
📄 AppleDWARFIndex.h(3.23 KB)
📄 DIERef.cpp(768 B)
📄 DIERef.h(2.46 KB)
📄 DWARFASTParser.h(2.01 KB)
📄 DWARFASTParserClang.cpp(138.9 KB)
📄 DWARFASTParserClang.h(10.29 KB)
📄 DWARFAbbreviationDeclaration.cpp(2.96 KB)
📄 DWARFAbbreviationDeclaration.h(2.6 KB)
📄 DWARFAttribute.cpp(1.86 KB)
📄 DWARFAttribute.h(2.69 KB)
📄 DWARFBaseDIE.cpp(3.4 KB)
📄 DWARFBaseDIE.h(3.76 KB)
📄 DWARFCompileUnit.cpp(3.88 KB)
📄 DWARFCompileUnit.h(1.32 KB)
📄 DWARFContext.cpp(5.27 KB)
📄 DWARFContext.h(2.84 KB)
📄 DWARFDIE.cpp(11.88 KB)
📄 DWARFDIE.h(2.8 KB)
📄 DWARFDataExtractor.cpp(980 B)
📄 DWARFDataExtractor.h(1.25 KB)
📄 DWARFDebugAbbrev.cpp(4.6 KB)
📄 DWARFDebugAbbrev.h(2.92 KB)
📄 DWARFDebugArangeSet.cpp(5.4 KB)
📄 DWARFDebugArangeSet.h(2.35 KB)
📄 DWARFDebugAranges.cpp(2.89 KB)
📄 DWARFDebugAranges.h(1.6 KB)
📄 DWARFDebugInfo.cpp(6.65 KB)
📄 DWARFDebugInfo.h(2.84 KB)
📄 DWARFDebugInfoEntry.cpp(28.41 KB)
📄 DWARFDebugInfoEntry.h(7.26 KB)
📄 DWARFDebugMacro.cpp(4.35 KB)
📄 DWARFDebugMacro.h(1.74 KB)
📄 DWARFDebugRanges.cpp(4.12 KB)
📄 DWARFDebugRanges.h(1.41 KB)
📄 DWARFDeclContext.cpp(3.13 KB)
📄 DWARFDeclContext.h(2.53 KB)
📄 DWARFDefines.cpp(2.6 KB)
📄 DWARFDefines.h(1.09 KB)
📄 DWARFFormValue.cpp(16.48 KB)
📄 DWARFFormValue.h(3.27 KB)
📄 DWARFIndex.cpp(3.17 KB)
📄 DWARFIndex.h(3.76 KB)
📄 DWARFTypeUnit.cpp(857 B)
📄 DWARFTypeUnit.h(1.31 KB)
📄 DWARFUnit.cpp(32.71 KB)
📄 DWARFUnit.h(12.09 KB)
📄 DebugNamesDWARFIndex.cpp(9.7 KB)
📄 DebugNamesDWARFIndex.h(3.98 KB)
📄 HashedNameToDIE.cpp(19.9 KB)
📄 HashedNameToDIE.h(6.8 KB)
📄 LogChannelDWARF.cpp(1.13 KB)
📄 LogChannelDWARF.h(1.16 KB)
📄 ManualDWARFIndex.cpp(16.36 KB)
📄 ManualDWARFIndex.h(3.26 KB)
📄 NameToDIE.cpp(2.7 KB)
📄 NameToDIE.h(1.5 KB)
📄 SymbolFileDWARF.cpp(143.94 KB)
📄 SymbolFileDWARF.h(17.92 KB)
📄 SymbolFileDWARFDebugMap.cpp(54.3 KB)
📄 SymbolFileDWARFDebugMap.h(14.08 KB)
📄 SymbolFileDWARFDwo.cpp(4.41 KB)
📄 SymbolFileDWARFDwo.h(2.33 KB)
📄 SymbolFileDWARFProperties.td(285 B)
📄 UniqueDWARFASTType.cpp(2.84 KB)
📄 UniqueDWARFASTType.h(3.04 KB)

Editing: DWARFFormValue.h

//===-- DWARFFormValue.h ----------------------------------------*- 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
//
//===----------------------------------------------------------------------===//

#ifndef LLDB_SOURCE_PLUGINS_SYMBOLFILE_DWARF_DWARFFORMVALUE_H
#define LLDB_SOURCE_PLUGINS_SYMBOLFILE_DWARF_DWARFFORMVALUE_H

#include "DWARFDataExtractor.h"
#include <stddef.h>
#include "llvm/ADT/Optional.h"

class DWARFUnit;
class SymbolFileDWARF;
class DWARFDIE;

class DWARFFormValue {
public:
  typedef struct ValueTypeTag {
    ValueTypeTag() : value(), data(nullptr) { value.uval = 0; }

union {
      uint64_t uval;
      int64_t sval;
      const char *cstr;
    } value;
    const uint8_t *data;
  } ValueType;

enum {
    eValueTypeInvalid = 0,
    eValueTypeUnsigned,
    eValueTypeSigned,
    eValueTypeCStr,
    eValueTypeBlock
  };

DWARFFormValue() = default;
  DWARFFormValue(const DWARFUnit *unit) : m_unit(unit) {}
  DWARFFormValue(const DWARFUnit *unit, dw_form_t form)
      : m_unit(unit), m_form(form) {}
  void SetUnit(const DWARFUnit *unit) { m_unit = unit; }
  dw_form_t Form() const { return m_form; }
  dw_form_t& FormRef() { return m_form; }
  void SetForm(dw_form_t form) { m_form = form; }
  const ValueType &Value() const { return m_value; }
  ValueType &ValueRef() { return m_value; }
  void SetValue(const ValueType &val) { m_value = val; }

void Dump(lldb_private::Stream &s) const;
  bool ExtractValue(const lldb_private::DWARFDataExtractor &data,
                    lldb::offset_t *offset_ptr);
  const uint8_t *BlockData() const;
  static llvm::Optional<uint8_t> GetFixedSize(dw_form_t form,
                                              const DWARFUnit *u);
  llvm::Optional<uint8_t> GetFixedSize() const;
  DWARFDIE Reference() const;
  uint64_t Reference(dw_offset_t offset) const;
  bool Boolean() const { return m_value.value.uval != 0; }
  uint64_t Unsigned() const { return m_value.value.uval; }
  void SetUnsigned(uint64_t uval) { m_value.value.uval = uval; }
  int64_t Signed() const { return m_value.value.sval; }
  void SetSigned(int64_t sval) { m_value.value.sval = sval; }
  const char *AsCString() const;
  dw_addr_t Address() const;
  bool IsValid() const { return m_form != 0; }
  bool SkipValue(const lldb_private::DWARFDataExtractor &debug_info_data,
                 lldb::offset_t *offset_ptr) const;
  static bool SkipValue(const dw_form_t form,
                        const lldb_private::DWARFDataExtractor &debug_info_data,
                        lldb::offset_t *offset_ptr, const DWARFUnit *unit);
  static bool IsBlockForm(const dw_form_t form);
  static bool IsDataForm(const dw_form_t form);
  static int Compare(const DWARFFormValue &a, const DWARFFormValue &b);
  void Clear();
  static bool FormIsSupported(dw_form_t form);

protected:
  // Compile unit where m_value was located.
  // It may be different from compile unit where m_value refers to.
  const DWARFUnit *m_unit = nullptr; // Unit for this form
  dw_form_t m_form = 0;              // Form for this value
  ValueType m_value;            // Contains all data for the form
};

#endif // LLDB_SOURCE_PLUGINS_SYMBOLFILE_DWARF_DWARFFORMVALUE_H

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Editing: DWARFFormValue.h

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