Public Member Functions
	LDVImpl (LiveIntervals *LIS)

bool	runOnMachineFunction (MachineFunction &mf, bool InstrRef)

void	clear ()
	Release all memory.

void	mapVirtReg (Register VirtReg, UserValue *EC)
	Map virtual register to an equivalence class.

void	splitPHIRegister (Register OldReg, ArrayRef< Register > NewRegs)
	Replace any PHI referring to OldReg with its corresponding NewReg, if present.

void	splitRegister (Register OldReg, ArrayRef< Register > NewRegs)
	Replace all references to OldReg with NewRegs.

void	emitDebugValues (VirtRegMap *VRM)
	Recreate DBG_VALUE instruction from data structures.

void	print (raw_ostream &)

Detailed Description

Definition at line 545 of file LiveDebugVariables.cpp.

Constructor & Destructor Documentation

◆ LDVImpl()

llvm::LiveDebugVariables::LDVImpl::LDVImpl ( LiveIntervals * LIS )

inline

Definition at line 649 of file LiveDebugVariables.cpp.

Member Function Documentation

◆ clear()

void llvm::LiveDebugVariables::LDVImpl::clear ( )

inline

Release all memory.

Definition at line 654 of file LiveDebugVariables.cpp.

References assert(), llvm::DenseMapBase< DerivedT, KeyT, ValueT, KeyInfoT, BucketT >::clear(), and llvm::SmallVectorImpl< T >::clear().

◆ emitDebugValues()

void LiveDebugVariables::LDVImpl::emitDebugValues ( VirtRegMap * VRM )

Recreate DBG_VALUE instruction from data structures.

Definition at line 1858 of file LiveDebugVariables.cpp.

References assert(), llvm::MachineBasicBlock::begin(), llvm::BuildMI(), llvm::DenseMapBase< DerivedT, KeyT, ValueT, KeyInfoT, BucketT >::clear(), llvm::dbgs(), llvm::MachineFunction::DebugPHIPositions, End, findInsertLocation(), llvm::MachineBasicBlock::getFirstTerminator(), llvm::TargetSubtargetInfo::getInstrInfo(), llvm::VirtRegMap::getPhys(), llvm::MachineFunction::getRegInfo(), llvm::LiveIntervals::getSlotIndexes(), llvm::VirtRegMap::getStackSlot(), llvm::MachineFunction::getSubtarget(), llvm::VirtRegMap::hasPhys(), Idx, llvm::MachineBasicBlock::insert(), llvm::MachineBasicBlock::instr_end(), llvm::VirtRegMap::isAssignedReg(), LLVM_DEBUG, MBB, MI, MRI, llvm::VirtRegMap::NO_STACK_SLOT, llvm::printReg(), llvm::skipDebugInstructionsForward(), SubReg, Success, TII, and TRI.

◆ mapVirtReg()

void LiveDebugVariables::LDVImpl::mapVirtReg	(	Register	VirtReg,
		UserValue *	EC
	)

Map virtual register to an equivalence class.

Definition at line 797 of file LiveDebugVariables.cpp.

References assert(), and llvm::Register::isVirtual().

◆ print()

void LiveDebugVariables::LDVImpl::print ( raw_ostream & OS )

Definition at line 767 of file LiveDebugVariables.cpp.

References OS, and TRI.

Referenced by llvm::LiveDebugVariablesPrinterPass::run().

◆ runOnMachineFunction()

bool LiveDebugVariables::LDVImpl::runOnMachineFunction	(	MachineFunction &	mf,
		bool	InstrRef
	)

Definition at line 1275 of file LiveDebugVariables.cpp.

References llvm::dbgs(), llvm::SlotIndexes::getMBBStartIdx(), llvm::MachineFunction::getName(), llvm::TargetSubtargetInfo::getRegisterInfo(), llvm::LiveIntervals::getSlotIndexes(), llvm::MachineFunction::getSubtarget(), LLVM_DEBUG, MBB, llvm::LiveDebugVariables::print(), SubReg, and TRI.

◆ splitPHIRegister()

void LiveDebugVariables::LDVImpl::splitPHIRegister	(	Register	OldReg,
		ArrayRef< Register >	NewRegs
	)

Replace any PHI referring to OldReg with its corresponding NewReg, if present.

Definition at line 1494 of file LiveDebugVariables.cpp.

References assert(), llvm::LiveRange::end(), llvm::LiveRange::find(), and llvm::LiveIntervals::getInterval().

◆ splitRegister()

void LiveDebugVariables::LDVImpl::splitRegister	(	Register	OldReg,
		ArrayRef< Register >	NewRegs
	)

Replace all references to OldReg with NewRegs.

Definition at line 1533 of file LiveDebugVariables.cpp.

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

lib/CodeGen/LiveDebugVariables.cpp

Public Member Functions