llvm::LanaiRegisterInfo Struct Reference

#include "Target/Lanai/LanaiRegisterInfo.h"

Inheritance diagram for llvm::LanaiRegisterInfo:

Collaboration diagram for llvm::LanaiRegisterInfo:

Public Member Functions
	LanaiRegisterInfo ()
const uint32_t *	getCallPreservedMask (const MachineFunction &MF, CallingConv::ID) const override
const uint16_t *	getCalleeSavedRegs (const MachineFunction *MF=nullptr) const override
BitVector	getReservedRegs (const MachineFunction &MF) const override
bool	requiresRegisterScavenging (const MachineFunction &MF) const override
bool	trackLivenessAfterRegAlloc (const MachineFunction &MF) const override
void	eliminateFrameIndex (MachineBasicBlock::iterator II, int SPAdj, unsigned FIOperandNum, RegScavenger *RS=nullptr) const override
unsigned	getRARegister () const
unsigned	getFrameRegister (const MachineFunction &MF) const override
unsigned	getBaseRegister () const
bool	hasBasePointer (const MachineFunction &MF) const
int	getDwarfRegNum (unsigned RegNum, bool IsEH) const

Detailed Description

Definition at line 24 of file LanaiRegisterInfo.h.

Constructor & Destructor Documentation

LanaiRegisterInfo()

LanaiRegisterInfo::LanaiRegisterInfo

(

)

Definition at line 34 of file LanaiRegisterInfo.cpp.

Member Function Documentation

eliminateFrameIndex()

void LanaiRegisterInfo::eliminateFrameIndex ( MachineBasicBlock::iterator  II, int  SPAdj, unsigned  FIOperandNum, RegScavenger *  RS = nullptr  ) const

override

Definition at line 135 of file LanaiRegisterInfo.cpp.

References llvm::LPAC::ADD, llvm::MachineInstrBuilder::addImm(), llvm::MachineInstrBuilder::addReg(), assert(), llvm::BuildMI(), llvm::MachineOperand::ChangeToImmediate(), llvm::MachineOperand::ChangeToRegister(), llvm::MachineInstr::eraseFromParent(), llvm::RegScavenger::FindUnusedReg(), llvm::ISD::FrameIndex, llvm::MCInstrInfo::get(), getBaseRegister(), llvm::MachineInstr::getDebugLoc(), llvm::MachineFunction::getFrameInfo(), llvm::TargetSubtargetInfo::getFrameLowering(), getFrameRegister(), llvm::MachineOperand::getImm(), llvm::MachineOperand::getIndex(), llvm::TargetSubtargetInfo::getInstrInfo(), llvm::MachineFrameInfo::getObjectOffset(), llvm::MachineInstr::getOpcode(), llvm::MachineInstr::getOperand(), getOppositeALULoOpcode(), llvm::MachineBasicBlock::getParent(), llvm::MachineInstr::getParent(), llvm::MachineOperand::getReg(), getRRMOpcodeVariant(), llvm::MachineFrameInfo::getStackSize(), llvm::MachineFunction::getSubtarget(), hasBasePointer(), llvm::TargetFrameLowering::hasFP(), llvm::LPCC::ICC_T, isALUArithLoOpcode(), llvm::isInt< 16 >(), llvm::isRMOpcode(), llvm::isSPLSOpcode(), llvm_unreachable, MI, Reg, llvm::RegScavenger::scavengeRegister(), llvm::MachineInstr::setDesc(), llvm::MachineOperand::setImm(), llvm::LPAC::SUB, and TII.

getBaseRegister()

unsigned LanaiRegisterInfo::getBaseRegister

(

)

const

Definition at line 265 of file LanaiRegisterInfo.cpp.

Referenced by llvm::LanaiFrameLowering::determineCalleeSaves(), eliminateFrameIndex(), and getReservedRegs().

getCalleeSavedRegs()

const uint16_t * LanaiRegisterInfo::getCalleeSavedRegs ( const MachineFunction *  MF = nullptr ) const

override

Definition at line 37 of file LanaiRegisterInfo.cpp.

getCallPreservedMask()

const uint32_t * LanaiRegisterInfo::getCallPreservedMask ( const MachineFunction &  MF, CallingConv::ID    ) const

override

Definition at line 268 of file LanaiRegisterInfo.cpp.

Referenced by CC_Lanai32_VarArg().

getDwarfRegNum()

int llvm::LanaiRegisterInfo::getDwarfRegNum	(	unsigned	RegNum,
		bool	IsEH
	)		const

getFrameRegister()

unsigned LanaiRegisterInfo::getFrameRegister ( const MachineFunction &  MF ) const

override

Definition at line 261 of file LanaiRegisterInfo.cpp.

Referenced by eliminateFrameIndex().

getRARegister()

unsigned LanaiRegisterInfo::getRARegister

(

)

const

Definition at line 258 of file LanaiRegisterInfo.cpp.

Referenced by llvm::LanaiTargetLowering::LowerRETURNADDR().

getReservedRegs()

BitVector LanaiRegisterInfo::getReservedRegs ( const MachineFunction &  MF ) const

override

Definition at line 41 of file LanaiRegisterInfo.cpp.

References getBaseRegister(), hasBasePointer(), R2, R4, and llvm::BitVector::set().

hasBasePointer()

bool LanaiRegisterInfo::hasBasePointer

(

const MachineFunction &

MF

)

const

Definition at line 248 of file LanaiRegisterInfo.cpp.

References llvm::MachineFunction::getFrameInfo(), and llvm::MachineFrameInfo::hasVarSizedObjects().

Referenced by llvm::LanaiFrameLowering::determineCalleeSaves(), eliminateFrameIndex(), and getReservedRegs().

requiresRegisterScavenging()

bool LanaiRegisterInfo::requiresRegisterScavenging ( const MachineFunction &  MF ) const

override

Definition at line 63 of file LanaiRegisterInfo.cpp.

trackLivenessAfterRegAlloc()

bool LanaiRegisterInfo::trackLivenessAfterRegAlloc ( const MachineFunction &  MF ) const

override

Definition at line 68 of file LanaiRegisterInfo.cpp.

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

• lib/Target/Lanai/LanaiRegisterInfo.h
• lib/Target/Lanai/LanaiRegisterInfo.cpp