llvm::MCDwarfLineTableHeader Struct Reference

#include "llvm/MC/MCDwarf.h"

Public Member Functions
	MCDwarfLineTableHeader ()=default
Expected< unsigned >	tryGetFile (StringRef &Directory, StringRef &FileName, std::optional< MD5::MD5Result > Checksum, std::optional< StringRef > Source, uint16_t DwarfVersion, unsigned FileNumber=0)
std::pair< MCSymbol *, MCSymbol * >	Emit (MCStreamer *MCOS, MCDwarfLineTableParams Params, std::optional< MCDwarfLineStr > &LineStr) const
std::pair< MCSymbol *, MCSymbol * >	Emit (MCStreamer *MCOS, MCDwarfLineTableParams Params, ArrayRef< char > SpecialOpcodeLengths, std::optional< MCDwarfLineStr > &LineStr) const
void	resetMD5Usage ()
void	trackMD5Usage (bool MD5Used)
bool	isMD5UsageConsistent () const
void	setRootFile (StringRef Directory, StringRef FileName, std::optional< MD5::MD5Result > Checksum, std::optional< StringRef > Source)
void	resetFileTable ()

Public Attributes
MCSymbol *	Label = nullptr
SmallVector< std::string, 3 >	MCDwarfDirs
SmallVector< MCDwarfFile, 3 >	MCDwarfFiles
StringMap< unsigned >	SourceIdMap
std::string	CompilationDir
MCDwarfFile	RootFile
bool	HasAnySource = false

Detailed Description

Definition at line 261 of file MCDwarf.h.

Constructor & Destructor Documentation

MCDwarfLineTableHeader()

llvm::MCDwarfLineTableHeader::MCDwarfLineTableHeader ( )

default

Member Function Documentation

Emit() [1/2]

std::pair< MCSymbol *, MCSymbol * > MCDwarfLineTableHeader::Emit	(	MCStreamer *	MCOS,
		MCDwarfLineTableParams	Params,
		ArrayRef< char >	SpecialOpcodeLengths,
		std::optional< MCDwarfLineStr > &	LineStr
	)		const

Definition at line 493 of file MCDwarf.cpp.

References llvm::MCContext::createTempSymbol(), DWARF2_LINE_DEFAULT_IS_STMT, llvm::MCDwarfLineTableParams::DWARF2LineBase, llvm::MCDwarfLineTableParams::DWARF2LineRange, llvm::MCStreamer::emitAbsoluteSymbolDiff(), llvm::MCStreamer::emitDwarfLineStartLabel(), llvm::MCStreamer::emitDwarfUnitLength(), llvm::MCStreamer::emitInt16(), llvm::MCStreamer::emitInt8(), llvm::MCStreamer::emitLabel(), llvm::MCContext::getAsmInfo(), llvm::MCAsmInfo::getCodePointerSize(), llvm::MCStreamer::getContext(), llvm::MCContext::getDwarfFormat(), llvm::dwarf::getDwarfOffsetByteSize(), llvm::MCContext::getDwarfVersion(), llvm::MCAsmInfo::getMinInstAlignment(), Label, llvm::Length, and llvm::ArrayRef< T >::size().

Emit() [2/2]

std::pair< MCSymbol *, MCSymbol * > MCDwarfLineTableHeader::Emit	(	MCStreamer *	MCOS,
		MCDwarfLineTableParams	Params,
		std::optional< MCDwarfLineStr > &	LineStr
	)		const

Definition at line 296 of file MCDwarf.cpp.

References assert(), llvm::MCDwarfLineTableParams::DWARF2LineOpcodeBase, and Emit.

Referenced by llvm::MCDwarfDwoLineTable::Emit(), and llvm::MCDwarfLineTable::emitCU().

isMD5UsageConsistent()

bool llvm::MCDwarfLineTableHeader::isMD5UsageConsistent ( ) const

inline

Definition at line 296 of file MCDwarf.h.

References MCDwarfFiles.

resetFileTable()

void llvm::MCDwarfLineTableHeader::resetFileTable ( )

inline

Definition at line 312 of file MCDwarf.h.

References llvm::SmallVectorImpl< T >::clear(), HasAnySource, MCDwarfDirs, MCDwarfFiles, llvm::MCDwarfFile::Name, resetMD5Usage(), and RootFile.

resetMD5Usage()

void llvm::MCDwarfLineTableHeader::resetMD5Usage ( )

inline

Definition at line 288 of file MCDwarf.h.

Referenced by resetFileTable().

setRootFile()

void llvm::MCDwarfLineTableHeader::setRootFile ( StringRef  Directory, StringRef  FileName, std::optional< MD5::MD5Result >  Checksum, std::optional< StringRef >  Source  )

inline

Definition at line 300 of file MCDwarf.h.

References llvm::MCDwarfFile::Checksum, CompilationDir, llvm::MCDwarfFile::DirIndex, HasAnySource, llvm::MCDwarfFile::Name, RootFile, llvm::MCDwarfFile::Source, and trackMD5Usage().

trackMD5Usage()

void llvm::MCDwarfLineTableHeader::trackMD5Usage ( bool  MD5Used )

inline

Definition at line 292 of file MCDwarf.h.

Referenced by setRootFile(), and tryGetFile().

tryGetFile()

Expected< unsigned > MCDwarfLineTableHeader::tryGetFile	(	StringRef &	Directory,
		StringRef &	FileName,
		std::optional< MD5::MD5Result >	Checksum,
		std::optional< StringRef >	Source,
		uint16_t	DwarfVersion,
		unsigned	FileNumber = 0
	)

Definition at line 591 of file MCDwarf.cpp.

References assert(), llvm::SmallVectorTemplateCommon< T, typename >::begin(), CompilationDir, llvm::StringRef::empty(), llvm::sys::path::filename(), llvm::find(), HasAnySource, llvm::inconvertibleErrorCode(), llvm::StringMap< ValueTy, AllocatorTy >::insert(), isRootFile(), MCDwarfDirs, MCDwarfFiles, llvm::sys::path::parent_path(), llvm::SmallVectorTemplateBase< T, bool >::push_back(), RootFile, llvm::SmallVectorBase< Size_T >::size(), SourceIdMap, llvm::dwarf::toStringRef(), and trackMD5Usage().

Referenced by llvm::MCDwarfLineTable::tryGetFile().

Member Data Documentation

CompilationDir

std::string llvm::MCDwarfLineTableHeader::CompilationDir

Definition at line 266 of file MCDwarf.h.

Referenced by setRootFile(), and tryGetFile().

HasAnySource

bool llvm::MCDwarfLineTableHeader::HasAnySource = false

Definition at line 268 of file MCDwarf.h.

Referenced by resetFileTable(), setRootFile(), and tryGetFile().

Label

MCSymbol* llvm::MCDwarfLineTableHeader::Label = nullptr

Definition at line 262 of file MCDwarf.h.

Referenced by Emit().

MCDwarfDirs

SmallVector<std::string, 3> llvm::MCDwarfLineTableHeader::MCDwarfDirs

Definition at line 263 of file MCDwarf.h.

Referenced by resetFileTable(), and tryGetFile().

MCDwarfFiles

SmallVector<MCDwarfFile, 3> llvm::MCDwarfLineTableHeader::MCDwarfFiles

Definition at line 264 of file MCDwarf.h.

Referenced by isMD5UsageConsistent(), resetFileTable(), and tryGetFile().

RootFile

MCDwarfFile llvm::MCDwarfLineTableHeader::RootFile

Definition at line 267 of file MCDwarf.h.

Referenced by resetFileTable(), setRootFile(), and tryGetFile().

SourceIdMap

StringMap<unsigned> llvm::MCDwarfLineTableHeader::SourceIdMap

Definition at line 265 of file MCDwarf.h.

Referenced by tryGetFile().

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

• include/llvm/MC/MCDwarf.h
• lib/MC/MCDwarf.cpp