llvm::LiveDebugVariables Class Reference

#include "llvm/CodeGen/LiveDebugVariables.h"

Classes
class	LDVImpl

Public Member Functions
	LiveDebugVariables ()
	Implementation of the LiveDebugVariables pass.
	~LiveDebugVariables ()
	LiveDebugVariables (LiveDebugVariables &&)
void	analyze (MachineFunction &MF, LiveIntervals *LIS)
void	splitRegister (Register OldReg, ArrayRef< Register > NewRegs, LiveIntervals &LIS)
	splitRegister - Move any user variables in OldReg to the live ranges in NewRegs where they are live.
void	emitDebugValues (VirtRegMap *VRM)
	emitDebugValues - Emit new DBG_VALUE instructions reflecting the changes that happened during register allocation.
void	dump () const
	dump - Print data structures to dbgs().
void	print (raw_ostream &OS) const
void	releaseMemory ()
bool	invalidate (MachineFunction &MF, const PreservedAnalyses &PA, MachineFunctionAnalysisManager::Invalidator &Inv)

Detailed Description

Definition at line 35 of file LiveDebugVariables.h.

Constructor & Destructor Documentation

LiveDebugVariables() [1/2]

llvm::LiveDebugVariables::LiveDebugVariables ( )

default

Implementation of the LiveDebugVariables pass.

~LiveDebugVariables()

llvm::LiveDebugVariables::~LiveDebugVariables ( )

default

LiveDebugVariables() [2/2]

llvm::LiveDebugVariables::LiveDebugVariables ( LiveDebugVariables &&  )

default

Member Function Documentation

analyze()

void LiveDebugVariables::analyze	(	MachineFunction &	MF,
		LiveIntervals *	LIS
	)

Definition at line 1358 of file LiveDebugVariables.cpp.

References EnableLDV, llvm::MachineFunction::getFunction(), llvm::Function::getSubprogram(), removeDebugInstrs(), and llvm::MachineFunction::useDebugInstrRef().

dump()

LLVM_DUMP_METHOD void LiveDebugVariables::dump

(

)

const

dump - Print data structures to dbgs().

Definition at line 2012 of file LiveDebugVariables.cpp.

References llvm::dbgs(), and print().

emitDebugValues()

void LiveDebugVariables::emitDebugValues

(

VirtRegMap *

VRM

)

emitDebugValues - Emit new DBG_VALUE instructions reflecting the changes that happened during register allocation.

Parameters

VRM	Rename virtual registers according to map.

Definition at line 2006 of file LiveDebugVariables.cpp.

invalidate()

bool LiveDebugVariables::invalidate	(	MachineFunction &	MF,
		const PreservedAnalyses &	PA,
		MachineFunctionAnalysisManager::Invalidator &	Inv
	)

Definition at line 1348 of file LiveDebugVariables.cpp.

References llvm::PreservedAnalyses::getChecker().

print()

void LiveDebugVariables::print

(

raw_ostream &

OS

)

const

Definition at line 2015 of file LiveDebugVariables.cpp.

References OS.

Referenced by dump(), and llvm::LiveDebugVariables::LDVImpl::runOnMachineFunction().

releaseMemory()

void LiveDebugVariables::releaseMemory

(

)

Definition at line 1343 of file LiveDebugVariables.cpp.

splitRegister()

void LiveDebugVariables::splitRegister	(	Register	OldReg,
		ArrayRef< Register >	NewRegs,
		LiveIntervals &	LIS
	)

splitRegister - Move any user variables in OldReg to the live ranges in NewRegs where they are live.

Mark the values as unavailable where no new register is live.

Definition at line 1553 of file LiveDebugVariables.cpp.

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

• include/llvm/CodeGen/LiveDebugVariables.h
• lib/CodeGen/LiveDebugVariables.cpp