LLVM 22.0.0git
Public Member Functions | List of all members
llvm::DwarfFile Class Reference

#include "CodeGen/AsmPrinter/DwarfFile.h"

Public Member Functions

 DwarfFile (AsmPrinter *AP, StringRef Pref, BumpPtrAllocator &DA)
const SmallVectorImpl< std::unique_ptr< DwarfCompileUnit > > & getUnits ()
std::pair< uint32_t, RangeSpanList * > addRange (const DwarfCompileUnit &CU, SmallVector< RangeSpan, 2 > R)
const SmallVectorImpl< RangeSpanList > & getRangeLists () const
 getRangeLists - Get the vector of range lists.
unsigned computeSizeAndOffset (DIE &Die, unsigned Offset)
 Compute the size and offset of a DIE given an incoming Offset.
void computeSizeAndOffsets ()
 Compute the size and offset of all the DIEs.
unsigned computeSizeAndOffsetsForUnit (DwarfUnit *TheU)
 Compute the size and offset of all the DIEs in the given unit.
void addUnit (std::unique_ptr< DwarfCompileUnit > U)
 Add a unit to the list of CUs.
void emitUnits (bool UseOffsets)
 Emit all of the units to the section listed with the given abbreviation section.
void emitUnit (DwarfUnit *TheU, bool UseOffsets)
 Emit the given unit to its section.
void emitAbbrevs (MCSection *)
 Emit a set of abbreviations to the specific section.
void emitStrings (MCSection *StrSection, MCSection *OffsetSection=nullptr, bool UseRelativeOffsets=false)
 Emit all of the strings to the section given.
DwarfStringPool & getStringPool ()
 Returns the string pool.
MCSymbol * getStringOffsetsStartSym () const
void setStringOffsetsStartSym (MCSymbol *Sym)
MCSymbol * getRnglistsTableBaseSym () const
void setRnglistsTableBaseSym (MCSymbol *Sym)
void addScopeVariable (LexicalScope *LS, DbgVariable *Var)
void addScopeLabel (LexicalScope *LS, DbgLabel *Label)
DenseMap< LexicalScope *, ScopeVars > & getScopeVariables ()
DenseMap< LexicalScope *, LabelList > & getScopeLabels ()
DenseMap< const DILocalScope *, DIE * > & getAbstractScopeDIEs ()
DenseMap< const DINode *, std::unique_ptr< DbgEntity > > & getAbstractEntities ()
void insertDIE (const MDNode *TypeMD, DIE *Die)
DIE * getDIE (const MDNode *TypeMD)

Detailed Description

Definition at line 54 of file DwarfFile.h.

Constructor & Destructor Documentation

◆ DwarfFile()

DwarfFile::DwarfFile ( AsmPrinter * AP,
StringRef Pref,
BumpPtrAllocator & DA )

Definition at line 20 of file DwarfFile.cpp.

Member Function Documentation

◆ addRange()

std::pair< uint32_t, RangeSpanList * > DwarfFile::addRange ( const DwarfCompileUnit & CU,
SmallVector< RangeSpan, 2 > R )

Definition at line 123 of file DwarfFile.cpp.

References llvm::Last.

◆ addScopeLabel()

void DwarfFile::addScopeLabel ( LexicalScope * LS,
DbgLabel * Label )

Definition at line 117 of file DwarfFile.cpp.

References llvm::SmallVectorTemplateBase< T, bool >::push_back().

◆ addScopeVariable()

void DwarfFile::addScopeVariable ( LexicalScope * LS,
DbgVariable * Var )

Definition at line 105 of file DwarfFile.cpp.

References assert(), llvm::DILocalVariable::getArg(), and llvm::DbgVariable::getVariable().

◆ addUnit()

void DwarfFile::addUnit ( std::unique_ptr< DwarfCompileUnit > U)

Add a unit to the list of CUs.

Definition at line 23 of file DwarfFile.cpp.

◆ computeSizeAndOffset()

unsigned DwarfFile::computeSizeAndOffset ( DIE & Die,
unsigned Offset )

Compute the size and offset of a DIE given an incoming Offset.

Definition at line 92 of file DwarfFile.cpp.

References llvm::DIE::computeOffsetsAndAbbrevs(), and llvm::Offset.

Referenced by computeSizeAndOffsetsForUnit().

◆ computeSizeAndOffsets()

void DwarfFile::computeSizeAndOffsets ( )

Compute the size and offset of all the DIEs.

Definition at line 57 of file DwarfFile.cpp.

References computeSizeAndOffsetsForUnit(), and llvm::report_fatal_error().

◆ computeSizeAndOffsetsForUnit()

unsigned DwarfFile::computeSizeAndOffsetsForUnit ( DwarfUnit * TheU)

Compute the size and offset of all the DIEs in the given unit.

Returns
The size of the root DIE.

Definition at line 80 of file DwarfFile.cpp.

References computeSizeAndOffset(), llvm::DwarfUnit::getHeaderSize(), llvm::DIEUnit::getUnitDie(), and llvm::Offset.

Referenced by computeSizeAndOffsets().

◆ emitAbbrevs()

void DwarfFile::emitAbbrevs ( MCSection * Section)

Emit a set of abbreviations to the specific section.

Definition at line 97 of file DwarfFile.cpp.

◆ emitStrings()

void DwarfFile::emitStrings ( MCSection * StrSection,
MCSection * OffsetSection = nullptr,
bool UseRelativeOffsets = false )

Emit all of the strings to the section given.

If OffsetSection is non-null, emit a table of string offsets to it. If UseRelativeOffsets is false, emit absolute offsets to the strings. Otherwise, emit relocatable references to the strings if they are supported by the target.

Definition at line 100 of file DwarfFile.cpp.

◆ emitUnit()

void DwarfFile::emitUnit ( DwarfUnit * TheU,
bool UseOffsets )

Emit the given unit to its section.

Definition at line 34 of file DwarfFile.cpp.

References llvm::DwarfUnit::emitHeader(), llvm::iterator_range< IteratorT >::empty(), llvm::DwarfUnit::getCUNode(), llvm::DwarfUnit::getEndLabel(), llvm::DIEUnit::getSection(), llvm::DIEUnit::getUnitDie(), llvm::DICompileUnit::isDebugDirectivesOnly(), and llvm::DIEValueList::values().

Referenced by emitUnits().

◆ emitUnits()

void DwarfFile::emitUnits ( bool UseOffsets)

Emit all of the units to the section listed with the given abbreviation section.

Definition at line 29 of file DwarfFile.cpp.

References emitUnit().

◆ getAbstractEntities()

DenseMap< const DINode *, std::unique_ptr< DbgEntity > > & llvm::DwarfFile::getAbstractEntities ( )
inline

Definition at line 173 of file DwarfFile.h.

◆ getAbstractScopeDIEs()

DenseMap< const DILocalScope *, DIE * > & llvm::DwarfFile::getAbstractScopeDIEs ( )
inline

Definition at line 169 of file DwarfFile.h.

◆ getDIE()

DIE * llvm::DwarfFile::getDIE ( const MDNode * TypeMD)
inline

Definition at line 181 of file DwarfFile.h.

◆ getRangeLists()

const SmallVectorImpl< RangeSpanList > & llvm::DwarfFile::getRangeLists ( ) const
inline

getRangeLists - Get the vector of range lists.

Definition at line 114 of file DwarfFile.h.

Referenced by emitRnglistsTableHeader().

◆ getRnglistsTableBaseSym()

MCSymbol * llvm::DwarfFile::getRnglistsTableBaseSym ( ) const
inline

Definition at line 154 of file DwarfFile.h.

Referenced by emitRnglistsTableHeader().

◆ getScopeLabels()

DenseMap< LexicalScope *, LabelList > & llvm::DwarfFile::getScopeLabels ( )
inline

Definition at line 165 of file DwarfFile.h.

◆ getScopeVariables()

DenseMap< LexicalScope *, ScopeVars > & llvm::DwarfFile::getScopeVariables ( )
inline

Definition at line 161 of file DwarfFile.h.

◆ getStringOffsetsStartSym()

MCSymbol * llvm::DwarfFile::getStringOffsetsStartSym ( ) const
inline

Definition at line 151 of file DwarfFile.h.

◆ getStringPool()

DwarfStringPool & llvm::DwarfFile::getStringPool ( )
inline

Returns the string pool.

Definition at line 149 of file DwarfFile.h.

◆ getUnits()

const SmallVectorImpl< std::unique_ptr< DwarfCompileUnit > > & llvm::DwarfFile::getUnits ( )
inline

Definition at line 106 of file DwarfFile.h.

◆ insertDIE()

void llvm::DwarfFile::insertDIE ( const MDNode * TypeMD,
DIE * Die )
inline

Definition at line 177 of file DwarfFile.h.

◆ setRnglistsTableBaseSym()

void llvm::DwarfFile::setRnglistsTableBaseSym ( MCSymbol * Sym)
inline

Definition at line 155 of file DwarfFile.h.

Referenced by llvm::DwarfDebug::beginModule().

◆ setStringOffsetsStartSym()

void llvm::DwarfFile::setStringOffsetsStartSym ( MCSymbol * Sym)
inline

Definition at line 152 of file DwarfFile.h.

The documentation for this class was generated from the following files:
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