llvm::AArch64RegisterInfo Struct Reference

#include <AArch64RegisterInfo.h>

Inheritance diagram for llvm::AArch64RegisterInfo:

Collaboration diagram for llvm::AArch64RegisterInfo:

Public Member Functions
	AArch64RegisterInfo ()
const uint16_t *	getCalleeSavedRegs (const MachineFunction *MF=0) const
const uint32_t *	getCallPreservedMask (CallingConv::ID) const
const uint32_t *	getTLSDescCallPreservedMask () const
BitVector	getReservedRegs (const MachineFunction &MF) const
unsigned	getFrameRegister (const MachineFunction &MF) const
void	eliminateFrameIndex (MachineBasicBlock::iterator II, int SPAdj, unsigned FIOperandNum, RegScavenger *Rs=NULL) const
const TargetRegisterClass *	getCrossCopyRegClass (const TargetRegisterClass *RC) const
const TargetRegisterClass *	getLargestLegalSuperClass (const TargetRegisterClass *RC) const
bool	requiresRegisterScavenging (const MachineFunction &MF) const
bool	requiresFrameIndexScavenging (const MachineFunction &MF) const
bool	useFPForScavengingIndex (const MachineFunction &MF) const

Detailed Description

Definition at line 27 of file AArch64RegisterInfo.h.

Constructor & Destructor Documentation

AArch64RegisterInfo::AArch64RegisterInfo

(

)

Definition at line 32 of file AArch64RegisterInfo.cpp.

Member Function Documentation

void AArch64RegisterInfo::eliminateFrameIndex	(	MachineBasicBlock::iterator	II,
		int	SPAdj,
		unsigned	FIOperandNum,
		RegScavenger *	Rs = NULL
	)		const

Definition at line 80 of file AArch64RegisterInfo.cpp.

References llvm::MachineOperand::ChangeToImmediate(), llvm::MachineOperand::ChangeToRegister(), llvm::MachineRegisterInfo::createVirtualRegister(), llvm::emitRegUpdate(), llvm::ISD::FrameIndex, llvm::AArch64InstrInfo::getAddressConstraints(), llvm::MachineFrameInfo::getCalleeSavedInfo(), llvm::MachineFunction::getFrameInfo(), llvm::TargetMachine::getFrameLowering(), llvm::MachineOperand::getImm(), llvm::MachineOperand::getIndex(), llvm::TargetMachine::getInstrInfo(), llvm::MachineInstr::getOpcode(), llvm::MachineInstr::getOperand(), llvm::MachineInstr::getParent(), llvm::MachineBasicBlock::getParent(), llvm::MachineFunction::getRegInfo(), llvm::MachineFunction::getTarget(), llvm::MachineInstr::isDebugValue(), MaxOffset, llvm::A64CC::MI, llvm::AArch64FrameLowering::resolveFrameIndexReference(), and TII.

const uint16_t * AArch64RegisterInfo::getCalleeSavedRegs

(

const MachineFunction *

MF = 0

)

const

Definition at line 37 of file AArch64RegisterInfo.cpp.

Referenced by llvm::AArch64FrameLowering::processFunctionBeforeCalleeSavedScan().

const uint32_t * AArch64RegisterInfo::getCallPreservedMask

(

CallingConv::ID

)

const

Definition at line 42 of file AArch64RegisterInfo.cpp.

const TargetRegisterClass * AArch64RegisterInfo::getCrossCopyRegClass

(

const TargetRegisterClass *

RC

)

const

getCrossCopyRegClass - Returns a legal register class to copy a register in the specified class to or from. Returns original class if it is possible to copy between a two registers of the specified class.

Definition at line 51 of file AArch64RegisterInfo.cpp.

unsigned AArch64RegisterInfo::getFrameRegister

(

const MachineFunction &

MF

)

const

Definition at line 157 of file AArch64RegisterInfo.cpp.

References llvm::TargetMachine::getFrameLowering(), llvm::MachineFunction::getTarget(), and llvm::TargetFrameLowering::hasFP().

const TargetRegisterClass* llvm::AArch64RegisterInfo::getLargestLegalSuperClass ( const TargetRegisterClass *  RC ) const

inline

getLargestLegalSuperClass - Returns the largest super class of RC that is legal to use in the current sub-target and has the same spill size.

Definition at line 51 of file AArch64RegisterInfo.h.

BitVector AArch64RegisterInfo::getReservedRegs

(

const MachineFunction &

MF

)

const

Definition at line 61 of file AArch64RegisterInfo.cpp.

References llvm::TargetMachine::getFrameLowering(), llvm::MachineFunction::getTarget(), llvm::TargetFrameLowering::hasFP(), and llvm::BitVector::set().

const uint32_t * AArch64RegisterInfo::getTLSDescCallPreservedMask

(

)

const

Definition at line 46 of file AArch64RegisterInfo.cpp.

Referenced by llvm::AArch64TargetLowering::LowerTLSDescCall().

bool llvm::AArch64RegisterInfo::requiresFrameIndexScavenging ( const MachineFunction &  MF ) const

inline

Definition at line 62 of file AArch64RegisterInfo.h.

bool llvm::AArch64RegisterInfo::requiresRegisterScavenging ( const MachineFunction &  MF ) const

inline

Definition at line 58 of file AArch64RegisterInfo.h.

bool AArch64RegisterInfo::useFPForScavengingIndex

(

const MachineFunction &

MF

)

const

Definition at line 167 of file AArch64RegisterInfo.cpp.

References llvm::TargetMachine::getFrameLowering(), llvm::MachineFunction::getTarget(), and llvm::AArch64FrameLowering::useFPForAddressing().

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

• AArch64RegisterInfo.h
• AArch64RegisterInfo.cpp