c4d65751df
Now the codebase can use the DWARFUnit superclass. It will make it later seamlessly work also with DWARFPartialUnit for DWZ. This patch is only a search-and-replace easily undone, nothing interesting in it. Differential revision: https://reviews.llvm.org/D42892 llvm-svn: 327810
162 lines
4.6 KiB
C++
162 lines
4.6 KiB
C++
//===-- DWARFUnit.h ---------------------------------------------*- C++ -*-===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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#ifndef SymbolFileDWARF_DWARFUnit_h_
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#define SymbolFileDWARF_DWARFUnit_h_
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#include "DWARFDIE.h"
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#include "DWARFDebugInfoEntry.h"
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#include "lldb/lldb-enumerations.h"
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class DWARFUnit;
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class DWARFCompileUnit;
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class NameToDIE;
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class SymbolFileDWARF;
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class SymbolFileDWARFDwo;
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typedef std::shared_ptr<DWARFUnit> DWARFUnitSP;
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enum DWARFProducer {
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eProducerInvalid = 0,
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eProducerClang,
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eProducerGCC,
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eProducerLLVMGCC,
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eProcucerOther
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};
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class DWARFUnit {
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friend class DWARFCompileUnit;
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public:
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virtual ~DWARFUnit();
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size_t ExtractDIEsIfNeeded(bool cu_die_only);
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DWARFDIE LookupAddress(const dw_addr_t address);
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size_t AppendDIEsWithTag(const dw_tag_t tag,
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DWARFDIECollection &matching_dies,
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uint32_t depth = UINT32_MAX) const;
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bool Verify(lldb_private::Stream *s) const;
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void Dump(lldb_private::Stream *s) const;
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// Offset of the initial length field.
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dw_offset_t GetOffset() const { return m_offset; }
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lldb::user_id_t GetID() const;
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// Size in bytes of the initial length + compile unit header.
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uint32_t Size() const;
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bool ContainsDIEOffset(dw_offset_t die_offset) const {
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return die_offset >= GetFirstDIEOffset() &&
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die_offset < GetNextCompileUnitOffset();
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}
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dw_offset_t GetFirstDIEOffset() const { return m_offset + Size(); }
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dw_offset_t GetNextCompileUnitOffset() const;
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// Size of the CU data (without initial length and without header).
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size_t GetDebugInfoSize() const;
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// Size of the CU data incl. header but without initial length.
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uint32_t GetLength() const;
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uint16_t GetVersion() const;
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const DWARFAbbreviationDeclarationSet *GetAbbreviations() const;
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dw_offset_t GetAbbrevOffset() const;
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uint8_t GetAddressByteSize() const;
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dw_addr_t GetBaseAddress() const;
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dw_addr_t GetAddrBase() const;
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dw_addr_t GetRangesBase() const;
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void SetAddrBase(dw_addr_t addr_base, dw_addr_t ranges_base, dw_offset_t base_obj_offset);
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void ClearDIEs(bool keep_compile_unit_die);
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void BuildAddressRangeTable(SymbolFileDWARF *dwarf2Data,
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DWARFDebugAranges *debug_aranges);
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lldb::ByteOrder GetByteOrder() const;
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lldb_private::TypeSystem *GetTypeSystem();
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DWARFFormValue::FixedFormSizes GetFixedFormSizes();
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void SetBaseAddress(dw_addr_t base_addr);
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DWARFDIE
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GetCompileUnitDIEOnly();
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DWARFDIE
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DIE();
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bool HasDIEsParsed() const;
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DWARFDIE GetDIE(dw_offset_t die_offset);
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static uint8_t GetAddressByteSize(const DWARFUnit *cu);
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static bool IsDWARF64(const DWARFUnit *cu);
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static uint8_t GetDefaultAddressSize();
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static void SetDefaultAddressSize(uint8_t addr_size);
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void *GetUserData() const;
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void SetUserData(void *d);
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bool Supports_DW_AT_APPLE_objc_complete_type();
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bool DW_AT_decl_file_attributes_are_invalid();
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bool Supports_unnamed_objc_bitfields();
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void Index(NameToDIE &func_basenames, NameToDIE &func_fullnames,
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NameToDIE &func_methods, NameToDIE &func_selectors,
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NameToDIE &objc_class_selectors, NameToDIE &globals,
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NameToDIE &types, NameToDIE &namespaces);
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SymbolFileDWARF *GetSymbolFileDWARF() const;
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DWARFProducer GetProducer();
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uint32_t GetProducerVersionMajor();
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uint32_t GetProducerVersionMinor();
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uint32_t GetProducerVersionUpdate();
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static lldb::LanguageType LanguageTypeFromDWARF(uint64_t val);
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lldb::LanguageType GetLanguageType();
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bool IsDWARF64() const;
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bool GetIsOptimized();
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SymbolFileDWARFDwo *GetDwoSymbolFile() const;
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dw_offset_t GetBaseObjOffset() const;
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protected:
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virtual DWARFCompileUnit &Data() = 0;
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virtual const DWARFCompileUnit &Data() const = 0;
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DWARFUnit();
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static void
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IndexPrivate(DWARFUnit *dwarf_cu, const lldb::LanguageType cu_language,
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const DWARFFormValue::FixedFormSizes &fixed_form_sizes,
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const dw_offset_t cu_offset, NameToDIE &func_basenames,
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NameToDIE &func_fullnames, NameToDIE &func_methods,
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NameToDIE &func_selectors, NameToDIE &objc_class_selectors,
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NameToDIE &globals, NameToDIE &types, NameToDIE &namespaces);
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// Offset of the initial length field.
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dw_offset_t m_offset;
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private:
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const DWARFDebugInfoEntry *GetCompileUnitDIEPtrOnly();
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const DWARFDebugInfoEntry *DIEPtr();
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DISALLOW_COPY_AND_ASSIGN(DWARFUnit);
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};
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#endif // SymbolFileDWARF_DWARFUnit_h_
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