LLDB mainline
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DWARFDebugInfoEntry objects assume that they are living in one big vector and do pointer arithmetic on their this pointers. More...
#include <DWARFDebugInfoEntry.h>
Public Types | |
typedef std::vector< DWARFDebugInfoEntry > | collection |
typedef collection::iterator | iterator |
typedef collection::const_iterator | const_iterator |
using | Recurse = DWARFBaseDIE::Recurse |
Public Member Functions | |
DWARFDebugInfoEntry () | |
operator bool () const | |
bool | operator== (const DWARFDebugInfoEntry &rhs) const |
bool | operator!= (const DWARFDebugInfoEntry &rhs) const |
void | BuildFunctionAddressRangeTable (DWARFUnit *cu, DWARFDebugAranges *debug_aranges) const |
This function is builds a table very similar to the standard .debug_aranges table, except that the actual DIE offset for the function is placed in the table instead of the compile unit offset. | |
bool | Extract (const lldb_private::DWARFDataExtractor &data, const DWARFUnit *cu, lldb::offset_t *offset_ptr) |
DWARFAttributes | GetAttributes (DWARFUnit *cu, Recurse recurse=Recurse::yes) const |
dw_offset_t | GetAttributeValue (const DWARFUnit *cu, const dw_attr_t attr, DWARFFormValue &formValue, dw_offset_t *end_attr_offset_ptr=nullptr, bool check_specification_or_abstract_origin=false) const |
const char * | GetAttributeValueAsString (const DWARFUnit *cu, const dw_attr_t attr, const char *fail_value, bool check_specification_or_abstract_origin=false) const |
uint64_t | GetAttributeValueAsUnsigned (const DWARFUnit *cu, const dw_attr_t attr, uint64_t fail_value, bool check_specification_or_abstract_origin=false) const |
std::optional< uint64_t > | GetAttributeValueAsOptionalUnsigned (const DWARFUnit *cu, const dw_attr_t attr, bool check_specification_or_abstract_origin=false) const |
DWARFDIE | GetAttributeValueAsReference (const DWARFUnit *cu, const dw_attr_t attr, bool check_specification_or_abstract_origin=false) const |
uint64_t | GetAttributeValueAsAddress (const DWARFUnit *cu, const dw_attr_t attr, uint64_t fail_value, bool check_specification_or_abstract_origin=false) const |
dw_addr_t | GetAttributeHighPC (const DWARFUnit *cu, dw_addr_t lo_pc, uint64_t fail_value, bool check_specification_or_abstract_origin=false) const |
bool | GetAttributeAddressRange (const DWARFUnit *cu, dw_addr_t &lo_pc, dw_addr_t &hi_pc, uint64_t fail_value, bool check_specification_or_abstract_origin=false) const |
DWARFRangeList | GetAttributeAddressRanges (DWARFUnit *cu, bool check_hi_lo_pc, bool check_specification_or_abstract_origin=false) const |
const char * | GetName (const DWARFUnit *cu) const |
const char * | GetMangledName (const DWARFUnit *cu, bool substitute_name_allowed=true) const |
const char * | GetPubname (const DWARFUnit *cu) const |
bool | GetDIENamesAndRanges (DWARFUnit *cu, const char *&name, const char *&mangled, DWARFRangeList &rangeList, std::optional< int > &decl_file, std::optional< int > &decl_line, std::optional< int > &decl_column, std::optional< int > &call_file, std::optional< int > &call_line, std::optional< int > &call_column, lldb_private::DWARFExpressionList *frame_base=nullptr) const |
const llvm::DWARFAbbreviationDeclaration * | GetAbbreviationDeclarationPtr (const DWARFUnit *cu) const |
lldb::offset_t | GetFirstAttributeOffset () const |
dw_tag_t | Tag () const |
bool | IsNULL () const |
dw_offset_t | GetOffset () const |
bool | HasChildren () const |
void | SetHasChildren (bool b) |
DWARFDebugInfoEntry * | GetParent () |
const DWARFDebugInfoEntry * | GetParent () const |
DWARFDebugInfoEntry * | GetSibling () |
const DWARFDebugInfoEntry * | GetSibling () const |
DWARFDebugInfoEntry * | GetFirstChild () |
const DWARFDebugInfoEntry * | GetFirstChild () const |
DWARFDeclContext | GetDWARFDeclContext (DWARFUnit *cu) const |
DWARFDIE | GetParentDeclContextDIE (DWARFUnit *cu) const |
DWARFDIE | GetParentDeclContextDIE (DWARFUnit *cu, const DWARFAttributes &attributes) const |
void | SetSiblingIndex (uint32_t idx) |
void | SetParentIndex (uint32_t idx) |
bool | IsGlobalOrStaticScopeVariable () const |
Static Protected Member Functions | |
static DWARFDeclContext | GetDWARFDeclContextStatic (const DWARFDebugInfoEntry *die, DWARFUnit *cu) |
Protected Attributes | |
dw_offset_t | m_offset: DW_DIE_OFFSET_MAX_BITSIZE |
dw_offset_t | m_parent_idx: 64 - DW_DIE_OFFSET_MAX_BITSIZE |
uint32_t | m_sibling_idx: 31 |
uint32_t | m_has_children: 1 |
uint16_t | m_abbr_idx = 0 |
dw_tag_t | m_tag = llvm::dwarf::DW_TAG_null |
A copy of the DW_TAG value so we don't have to go through the compile unit abbrev table. | |
Private Member Functions | |
void | GetAttributes (DWARFUnit *cu, DWARFAttributes &attrs, Recurse recurse, uint32_t curr_depth) const |
DWARFDebugInfoEntry objects assume that they are living in one big vector and do pointer arithmetic on their this pointers.
Don't pass them by value. Due to the way they are constructed in a std::vector, we cannot delete the copy constructor.
Definition at line 34 of file DWARFDebugInfoEntry.h.
typedef std::vector<DWARFDebugInfoEntry> DWARFDebugInfoEntry::collection |
Definition at line 36 of file DWARFDebugInfoEntry.h.
typedef collection::const_iterator DWARFDebugInfoEntry::const_iterator |
Definition at line 38 of file DWARFDebugInfoEntry.h.
typedef collection::iterator DWARFDebugInfoEntry::iterator |
Definition at line 37 of file DWARFDebugInfoEntry.h.
Definition at line 54 of file DWARFDebugInfoEntry.h.
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Definition at line 40 of file DWARFDebugInfoEntry.h.
void DWARFDebugInfoEntry::BuildFunctionAddressRangeTable | ( | DWARFUnit * | cu, |
DWARFDebugAranges * | debug_aranges | ||
) | const |
This function is builds a table very similar to the standard .debug_aranges table, except that the actual DIE offset for the function is placed in the table instead of the compile unit offset.
Definition at line 716 of file DWARFDebugInfoEntry.cpp.
References DWARFDebugAranges::AppendRange(), BuildFunctionAddressRangeTable(), GetAttributeAddressRanges(), GetFirstChild(), GetOffset(), GetSibling(), and m_tag.
Referenced by BuildFunctionAddressRangeTable(), and DWARFUnit::GetFunctionAranges().
bool DWARFDebugInfoEntry::Extract | ( | const lldb_private::DWARFDataExtractor & | data, |
const DWARFUnit * | cu, | ||
lldb::offset_t * | offset_ptr | ||
) |
Definition at line 41 of file DWARFDebugInfoEntry.cpp.
References GetAbbreviationDeclarationPtr(), DWARFUnit::GetAddressByteSize(), lldb_private::DataExtractor::GetCStr(), DWARFFormValue::GetFixedSize(), lldb_private::ModuleChild::GetModule(), lldb_private::SymbolFileCommon::GetObjectFile(), DWARFUnit::GetSymbolFileDWARF(), lldb_private::DataExtractor::GetU16_unchecked(), lldb_private::DataExtractor::GetU32(), lldb_private::DataExtractor::GetU32_unchecked(), lldb_private::DataExtractor::GetU8_unchecked(), lldb_private::DataExtractor::GetULEB128(), DWARFUnit::GetVersion(), lldbassert, m_abbr_idx, m_has_children, m_offset, m_parent_idx, m_sibling_idx, m_tag, lldb_private::DataExtractor::Skip_LEB128(), and UINT32_MAX.
Referenced by DWARFUnit::ExtractDIEsRWLocked(), and DWARFUnit::ExtractUnitDIENoDwoIfNeeded().
const DWARFAbbreviationDeclaration * DWARFDebugInfoEntry::GetAbbreviationDeclarationPtr | ( | const DWARFUnit * | cu | ) | const |
Definition at line 814 of file DWARFDebugInfoEntry.cpp.
References DWARFUnit::GetAbbreviations(), and m_abbr_idx.
Referenced by Extract(), GetAttributes(), GetAttributeValue(), and GetDIENamesAndRanges().
bool DWARFDebugInfoEntry::GetAttributeAddressRange | ( | const DWARFUnit * | cu, |
dw_addr_t & | lo_pc, | ||
dw_addr_t & | hi_pc, | ||
uint64_t | fail_value, | ||
bool | check_specification_or_abstract_origin = false |
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) | const |
Definition at line 623 of file DWARFDebugInfoEntry.cpp.
References GetAttributeHighPC(), and GetAttributeValueAsAddress().
Referenced by GetAttributeAddressRanges().
DWARFRangeList DWARFDebugInfoEntry::GetAttributeAddressRanges | ( | DWARFUnit * | cu, |
bool | check_hi_lo_pc, | ||
bool | check_specification_or_abstract_origin = false |
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) | const |
Definition at line 639 of file DWARFDebugInfoEntry.cpp.
References lldb_private::RangeVector< B, S, N >::Append(), GetAttributeAddressRange(), GetAttributeValue(), GetRangesOrReportError(), and LLDB_INVALID_ADDRESS.
Referenced by DWARFCompileUnit::BuildAddressRangeTable(), BuildFunctionAddressRangeTable(), and DWARFDIE::LookupDeepestBlock().
dw_addr_t DWARFDebugInfoEntry::GetAttributeHighPC | ( | const DWARFUnit * | cu, |
dw_addr_t | lo_pc, | ||
uint64_t | fail_value, | ||
bool | check_specification_or_abstract_origin = false |
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) | const |
Definition at line 600 of file DWARFDebugInfoEntry.cpp.
References DWARFFormValue::Address(), DWARFFormValue::Form(), GetAttributeValue(), and DWARFFormValue::Unsigned().
Referenced by GetAttributeAddressRange().
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Definition at line 417 of file DWARFDebugInfoEntry.cpp.
References DWARFAttributes::Append(), DWARFAttributes::Clear(), ExtractAttrAndFormValue(), DWARFFormValue::ExtractValue(), DWARFFormValue::Form(), GetAbbreviationDeclarationPtr(), DWARFBaseDIE::GetAttributes(), DWARFBaseDIE::GetCU(), DWARFUnit::GetData(), DWARFDIE::GetDIE(), GetFirstAttributeOffset(), DWARFFormValue::GetFixedSize(), DWARFFormValue::Reference(), and DWARFFormValue::SkipValue().
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Definition at line 55 of file DWARFDebugInfoEntry.h.
References GetAttributes().
Referenced by DWARFUnit::AddUnitDIE(), GetAttributes(), DWARFBaseDIE::GetAttributes(), and GetParentDeclContextDIE().
dw_offset_t DWARFDebugInfoEntry::GetAttributeValue | ( | const DWARFUnit * | cu, |
const dw_attr_t | attr, | ||
DWARFFormValue & | formValue, | ||
dw_offset_t * | end_attr_offset_ptr = nullptr , |
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bool | check_specification_or_abstract_origin = false |
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) | const |
Definition at line 479 of file DWARFDebugInfoEntry.cpp.
References DWARFFormValue::ExtractValue(), GetAbbreviationDeclarationPtr(), GetAttributeValue(), DWARFBaseDIE::GetCU(), DWARFUnit::GetData(), DWARFDIE::GetDIE(), GetFirstAttributeOffset(), DWARFFormValue::Reference(), DWARFFormValue::SetForm(), DWARFFormValue::SetUnit(), and DWARFFormValue::SkipValue().
Referenced by GetAttributeAddressRanges(), GetAttributeHighPC(), GetAttributeValue(), GetAttributeValueAsAddress(), GetAttributeValueAsOptionalUnsigned(), GetAttributeValueAsReference(), DWARFDIE::GetAttributeValueAsReferenceDIE(), GetAttributeValueAsString(), and GetAttributeValueAsUnsigned().
uint64_t DWARFDebugInfoEntry::GetAttributeValueAsAddress | ( | const DWARFUnit * | cu, |
const dw_attr_t | attr, | ||
uint64_t | fail_value, | ||
bool | check_specification_or_abstract_origin = false |
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) | const |
Definition at line 584 of file DWARFDebugInfoEntry.cpp.
References DWARFFormValue::Address(), and GetAttributeValue().
Referenced by GetAttributeAddressRange(), and DWARFBaseDIE::GetAttributeValueAsAddress().
std::optional< uint64_t > DWARFDebugInfoEntry::GetAttributeValueAsOptionalUnsigned | ( | const DWARFUnit * | cu, |
const dw_attr_t | attr, | ||
bool | check_specification_or_abstract_origin = false |
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) | const |
Definition at line 560 of file DWARFDebugInfoEntry.cpp.
References GetAttributeValue(), and DWARFFormValue::Unsigned().
Referenced by DWARFBaseDIE::GetAttributeValueAsOptionalUnsigned(), and GetDWOId().
DWARFDIE DWARFDebugInfoEntry::GetAttributeValueAsReference | ( | const DWARFUnit * | cu, |
const dw_attr_t | attr, | ||
bool | check_specification_or_abstract_origin = false |
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) | const |
Definition at line 574 of file DWARFDebugInfoEntry.cpp.
References GetAttributeValue(), and DWARFFormValue::Reference().
Referenced by DWARFDIE::GetReferencedDIE().
const char * DWARFDebugInfoEntry::GetAttributeValueAsString | ( | const DWARFUnit * | cu, |
const dw_attr_t | attr, | ||
const char * | fail_value, | ||
bool | check_specification_or_abstract_origin = false |
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) | const |
Definition at line 536 of file DWARFDebugInfoEntry.cpp.
References DWARFFormValue::AsCString(), and GetAttributeValue().
Referenced by DWARFUnit::ComputeAbsolutePath(), DWARFUnit::ComputeCompDirAndGuessPathStyle(), DWARFBaseDIE::GetAttributeValueAsString(), GetDWOName(), SymbolFileDWARF::GetDwoSymbolFileForCompileUnit(), GetMangledName(), GetName(), DWARFDIE::GetName(), GetPubname(), and DWARFUnit::ParseProducerInfo().
uint64_t DWARFDebugInfoEntry::GetAttributeValueAsUnsigned | ( | const DWARFUnit * | cu, |
const dw_attr_t | attr, | ||
uint64_t | fail_value, | ||
bool | check_specification_or_abstract_origin = false |
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) | const |
Definition at line 549 of file DWARFDebugInfoEntry.cpp.
References GetAttributeValue(), and DWARFFormValue::Unsigned().
Referenced by DWARFBaseDIE::GetAttributeValueAsUnsigned(), DWARFUnit::GetDWARFLanguageType(), and DWARFUnit::GetIsOptimized().
bool DWARFDebugInfoEntry::GetDIENamesAndRanges | ( | DWARFUnit * | cu, |
const char *& | name, | ||
const char *& | mangled, | ||
DWARFRangeList & | rangeList, | ||
std::optional< int > & | decl_file, | ||
std::optional< int > & | decl_line, | ||
std::optional< int > & | decl_column, | ||
std::optional< int > & | call_file, | ||
std::optional< int > & | call_line, | ||
std::optional< int > & | call_column, | ||
lldb_private::DWARFExpressionList * | frame_base = nullptr |
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) | const |
Definition at line 242 of file DWARFDebugInfoEntry.cpp.
References DWARFFormValue::Address(), lldb_private::RangeVector< B, S, N >::Append(), DWARFFormValue::AsCString(), DWARFFormValue::BlockData(), ExtractAttrAndFormValue(), DWARFFormValue::ExtractValue(), DWARFFormValue::Form(), GetAbbreviationDeclarationPtr(), DWARFUnit::GetBaseAddress(), lldb_private::DataExtractor::GetByteSize(), DWARFUnit::GetData(), lldb_private::DataExtractor::GetDataStart(), GetFirstAttributeOffset(), DWARFUnit::GetLocationData(), lldb_private::RangeVector< B, S, N >::GetMinRangeBase(), GetRangesOrReportError(), DWARFUnit::GetSymbolFileDWARF(), lldb_private::RangeVector< B, S, N >::IsEmpty(), LLDB_INVALID_ADDRESS, lldb_private::DWARFExpression::ParseDWARFLocationList(), DWARFFormValue::Reference(), lldb_private::DWARFExpressionList::SetFuncFileAddress(), DWARFFormValue::Unsigned(), and lldb_private::DataExtractor::ValidOffset().
Referenced by DWARFDIE::GetDIENamesAndRanges().
DWARFDeclContext DWARFDebugInfoEntry::GetDWARFDeclContext | ( | DWARFUnit * | cu | ) | const |
Definition at line 756 of file DWARFDebugInfoEntry.cpp.
References GetDWARFDeclContextStatic().
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Definition at line 737 of file DWARFDebugInfoEntry.cpp.
References DWARFDeclContext::AppendDeclContext(), DWARFBaseDIE::GetCU(), DWARFDIE::GetDIE(), GetName(), GetParentDeclContextDIE(), DWARFBaseDIE::Tag(), and Tag().
Referenced by GetDWARFDeclContext().
lldb::offset_t DWARFDebugInfoEntry::GetFirstAttributeOffset | ( | ) | const |
Definition at line 809 of file DWARFDebugInfoEntry.cpp.
References GetOffset(), and m_abbr_idx.
Referenced by GetAttributes(), GetAttributeValue(), and GetDIENamesAndRanges().
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Definition at line 150 of file DWARFDebugInfoEntry.h.
References HasChildren().
Referenced by BuildFunctionAddressRangeTable(), and DWARFDIE::GetFirstChild().
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Definition at line 153 of file DWARFDebugInfoEntry.h.
References HasChildren().
const char * DWARFDebugInfoEntry::GetMangledName | ( | const DWARFUnit * | cu, |
bool | substitute_name_allowed = true |
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) | const |
Definition at line 673 of file DWARFDebugInfoEntry.cpp.
References GetAttributeValueAsString().
Referenced by DWARFDIE::GetMangledName().
const char * DWARFDebugInfoEntry::GetName | ( | const DWARFUnit * | cu | ) | const |
Definition at line 664 of file DWARFDebugInfoEntry.cpp.
References GetAttributeValueAsString().
Referenced by GetDWARFDeclContextStatic(), and DWARFBaseDIE::GetName().
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Definition at line 125 of file DWARFDebugInfoEntry.h.
References m_offset.
Referenced by BuildFunctionAddressRangeTable(), CompareDIEOffset(), DWARFUnit::ExtractUnitDIEIfNeeded(), DWARFBaseDIE::GetDIERef(), SymbolFileDWARF::GetDwoSymbolFileForCompileUnit(), GetFirstAttributeOffset(), and GetRangesOrReportError().
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Definition at line 133 of file DWARFDebugInfoEntry.h.
References m_parent_idx.
Referenced by UniqueDWARFASTTypeList::Find(), DWARFDIE::GetParent(), SymbolFileDWARF::GetTypeForDIE(), and IsGlobalOrStaticScopeVariable().
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Definition at line 136 of file DWARFDebugInfoEntry.h.
References m_parent_idx.
Definition at line 761 of file DWARFDebugInfoEntry.cpp.
References GetAttributes(), and GetParentDeclContextDIE().
Referenced by GetDWARFDeclContextStatic(), DWARFDIE::GetParentDeclContextDIE(), and GetParentDeclContextDIE().
DWARFDIE DWARFDebugInfoEntry::GetParentDeclContextDIE | ( | DWARFUnit * | cu, |
const DWARFAttributes & | attributes | ||
) | const |
Definition at line 767 of file DWARFDebugInfoEntry.cpp.
References DWARFAttributes::FormValueAsReference(), DWARFDIE::GetDIE(), DWARFDIE::GetParent(), DWARFDIE::GetParentDeclContextDIE(), and DWARFBaseDIE::Tag().
const char * DWARFDebugInfoEntry::GetPubname | ( | const DWARFUnit * | cu | ) | const |
Definition at line 696 of file DWARFDebugInfoEntry.cpp.
References GetAttributeValueAsString().
Referenced by DWARFDIE::GetPubname().
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Definition at line 141 of file DWARFDebugInfoEntry.h.
References m_sibling_idx.
Referenced by BuildFunctionAddressRangeTable(), and DWARFDIE::GetSibling().
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Definition at line 144 of file DWARFDebugInfoEntry.h.
References m_sibling_idx.
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Definition at line 127 of file DWARFDebugInfoEntry.h.
References m_has_children.
Referenced by DWARFUnit::ExtractDIEsRWLocked(), GetFirstChild(), and DWARFBaseDIE::HasChildren().
bool DWARFDebugInfoEntry::IsGlobalOrStaticScopeVariable | ( | ) | const |
Definition at line 825 of file DWARFDebugInfoEntry.cpp.
References GetParent(), and Tag().
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Definition at line 123 of file DWARFDebugInfoEntry.h.
References m_abbr_idx.
Referenced by DWARFUnit::ExtractDIEsRWLocked().
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Definition at line 44 of file DWARFDebugInfoEntry.h.
References DW_INVALID_OFFSET, and m_offset.
bool DWARFDebugInfoEntry::operator!= | ( | const DWARFDebugInfoEntry & | rhs | ) | const |
Definition at line 855 of file DWARFDebugInfoEntry.cpp.
bool DWARFDebugInfoEntry::operator== | ( | const DWARFDebugInfoEntry & | rhs | ) | const |
Definition at line 848 of file DWARFDebugInfoEntry.cpp.
References m_abbr_idx, m_has_children, m_offset, m_parent_idx, m_sibling_idx, and m_tag.
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Definition at line 129 of file DWARFDebugInfoEntry.h.
References m_has_children.
Referenced by DWARFUnit::ExtractDIEsRWLocked().
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Definition at line 164 of file DWARFDebugInfoEntry.h.
References m_parent_idx.
Referenced by DWARFUnit::ExtractDIEsRWLocked().
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Definition at line 163 of file DWARFDebugInfoEntry.h.
References m_sibling_idx.
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Definition at line 121 of file DWARFDebugInfoEntry.h.
References m_tag.
Referenced by GetDWARFDeclContextStatic(), SymbolFileDWARF::GetTypeForDIE(), IsGlobalOrStaticScopeVariable(), and DWARFBaseDIE::Tag().
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Definition at line 185 of file DWARFDebugInfoEntry.h.
Referenced by Extract(), GetAbbreviationDeclarationPtr(), GetFirstAttributeOffset(), IsNULL(), and operator==().
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Definition at line 184 of file DWARFDebugInfoEntry.h.
Referenced by Extract(), HasChildren(), operator==(), and SetHasChildren().
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Definition at line 176 of file DWARFDebugInfoEntry.h.
Referenced by Extract(), GetOffset(), operator bool(), and operator==().
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Definition at line 179 of file DWARFDebugInfoEntry.h.
Referenced by Extract(), GetParent(), operator==(), and SetParentIndex().
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Definition at line 184 of file DWARFDebugInfoEntry.h.
Referenced by Extract(), GetSibling(), operator==(), and SetSiblingIndex().
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A copy of the DW_TAG value so we don't have to go through the compile unit abbrev table.
Definition at line 188 of file DWARFDebugInfoEntry.h.
Referenced by BuildFunctionAddressRangeTable(), Extract(), operator==(), and Tag().