LLVM: llvm::WinCodeViewLineTables Class Reference

LLVM API Documentation

Collects and handles line tables information in a CodeView format. More...

#include <WinCodeViewLineTables.h>

Inheritance diagram for llvm::WinCodeViewLineTables:

Inheritance graph

Collaboration diagram for llvm::WinCodeViewLineTables:

Collaboration graph

List of all members.

Classes
struct	FileNameRegistryTy
struct	FunctionInfo
struct	InstrInfoTy
Public Member Functions
	WinCodeViewLineTables (AsmPrinter *Asm)
	~WinCodeViewLineTables ()
void	setSymbolSize (const llvm::MCSymbol *, uint64_t) override
	For symbols that have a size designated (e.g. common symbols), this tracks that size.
void	endModule () override
	Emit the COFF section that holds the line table information.
void	beginFunction (const MachineFunction *MF) override
	Gather pre-function debug information.
void	endFunction (const MachineFunction *) override
	Gather post-function debug information.
void	beginInstruction (const MachineInstr *MI) override
	Process beginning of an instruction.
void	endInstruction () override
	Process end of an instruction.

Detailed Description

Collects and handles line tables information in a CodeView format.

Definition at line 32 of file WinCodeViewLineTables.h.

Constructor & Destructor Documentation

llvm::WinCodeViewLineTables::WinCodeViewLineTables ( AsmPrinter * Asm )

Definition at line 104 of file WinCodeViewLineTables.cpp.

References llvm::MCObjectFileInfo::getCOFFDebugSymbolsSection(), llvm::MachineModuleInfo::getModule(), llvm::Module::getNamedMetadata(), llvm::AsmPrinter::getObjFileLowering(), llvm::AsmPrinter::MMI, and llvm::MachineModuleInfo::setDebugInfoAvailability().

llvm::WinCodeViewLineTables::~WinCodeViewLineTables ( ) [inline]

Definition at line 117 of file WinCodeViewLineTables.h.

References llvm::LibFunc::free, and I.

Member Function Documentation

void llvm::WinCodeViewLineTables::beginFunction ( const MachineFunction * MF ) [override, virtual]

Gather pre-function debug information.

Implements llvm::AsmPrinterHandler.

Definition at line 264 of file WinCodeViewLineTables.cpp.

References llvm::DenseMapBase< DerivedT, KeyT, ValueT, KeyInfoT >::count(), llvm::MachineInstr::FrameSetup, llvm::DebugLoc::getFnDebugLoc(), llvm::MachineFunction::getFunction(), llvm::MachineModuleInfo::hasDebugInfo(), llvm::DebugLoc::isUnknown(), llvm::AArch64CC::MI, llvm::AsmPrinter::MMI, and llvm::SmallVectorTemplateBase< T, isPodLike >::push_back().

void llvm::WinCodeViewLineTables::beginInstruction ( const MachineInstr * MI ) [override, virtual]

Process beginning of an instruction.

Implements llvm::AsmPrinterHandler.

Definition at line 326 of file WinCodeViewLineTables.cpp.

References llvm::MachineInstr::FrameSetup, llvm::MachineInstr::getDebugLoc(), llvm::MachineInstr::getFlag(), llvm::MachineInstr::isDebugValue(), llvm::DebugLoc::isUnknown(), and llvm::AsmPrinter::MF.

void llvm::WinCodeViewLineTables::endFunction ( const MachineFunction * MF ) [override, virtual]

Gather post-function debug information.

Implements llvm::AsmPrinterHandler.

Definition at line 306 of file WinCodeViewLineTables.cpp.

References llvm::DenseMapBase< DerivedT, KeyT, ValueT, KeyInfoT >::count(), llvm::MCContext::CreateTempSymbol(), llvm::MCStreamer::EmitLabel(), llvm::DenseMapBase< DerivedT, KeyT, ValueT, KeyInfoT >::erase(), llvm::MCStreamer::getContext(), llvm::MachineFunction::getFunction(), llvm::AsmPrinter::OutStreamer, and llvm::SmallVectorTemplateBase< T, isPodLike >::pop_back().

void llvm::WinCodeViewLineTables::endInstruction ( ) [inline, override, virtual]

Process end of an instruction.

Implements llvm::AsmPrinterHandler.

Definition at line 140 of file WinCodeViewLineTables.h.

void llvm::WinCodeViewLineTables::endModule ( ) [override, virtual]

Emit the COFF section that holds the line table information.

Implements llvm::AsmPrinterHandler.

Definition at line 215 of file WinCodeViewLineTables.cpp.

References llvm::MCStreamer::AddComment(), llvm::COFF::DEBUG_INDEX_SUBSECTION, llvm::COFF::DEBUG_SECTION_MAGIC, llvm::COFF::DEBUG_STRING_TABLE_SUBSECTION, llvm::MCStreamer::EmitBytes(), llvm::MCStreamer::EmitFill(), llvm::AsmPrinter::EmitInt32(), llvm::AsmPrinter::EmitInt8(), llvm::DenseMapBase< DerivedT, KeyT, ValueT, KeyInfoT >::empty(), llvm::MCObjectFileInfo::getCOFFDebugSymbolsSection(), llvm::AsmPrinter::getObjFileLowering(), I, llvm::AsmPrinter::OutStreamer, llvm::SmallVectorTemplateCommon< T, typename >::size(), and llvm::MCStreamer::SwitchSection().

void llvm::WinCodeViewLineTables::setSymbolSize	(	const llvm::MCSymbol *	Sym,
		uint64_t	Size
	)		`[inline, override, virtual]`

For symbols that have a size designated (e.g. common symbols), this tracks that size.

Implements llvm::AsmPrinterHandler.

Definition at line 125 of file WinCodeViewLineTables.h.

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