llvm::LoongArchRegisterInfo Struct Reference

#include "Target/LoongArch/LoongArchRegisterInfo.h"

Inheritance diagram for llvm::LoongArchRegisterInfo:

Public Member Functions
	LoongArchRegisterInfo (unsigned HwMode)
const MCPhysReg *	getCalleeSavedRegs (const MachineFunction *MF) const override
const uint32_t *	getCallPreservedMask (const MachineFunction &MF, CallingConv::ID) const override
const uint32_t *	getNoPreservedMask () const override
BitVector	getReservedRegs (const MachineFunction &MF) const override
const TargetRegisterClass *	getPointerRegClass (const MachineFunction &MF, unsigned Kind=0) const override
bool	eliminateFrameIndex (MachineBasicBlock::iterator MI, int SPAdj, unsigned FIOperandNum, RegScavenger *RS=nullptr) const override
Register	getFrameRegister (const MachineFunction &MF) const override
bool	requiresRegisterScavenging (const MachineFunction &MF) const override
bool	requiresFrameIndexScavenging (const MachineFunction &MF) const override
bool	canRealignStack (const MachineFunction &MF) const override

Detailed Description

Definition at line 24 of file LoongArchRegisterInfo.h.

Constructor & Destructor Documentation

LoongArchRegisterInfo()

LoongArchRegisterInfo::LoongArchRegisterInfo

(

unsigned

HwMode

)

Definition at line 33 of file LoongArchRegisterInfo.cpp.

Member Function Documentation

canRealignStack()

bool LoongArchRegisterInfo::canRealignStack ( const MachineFunction &  MF ) const

override

Definition at line 199 of file LoongArchRegisterInfo.cpp.

References llvm::TargetRegisterInfo::canRealignStack(), llvm::LoongArchABI::getBPReg(), llvm::MachineFunction::getRegInfo(), llvm::LoongArchFrameLowering::hasReservedCallFrame(), and MRI.

eliminateFrameIndex()

bool LoongArchRegisterInfo::eliminateFrameIndex ( MachineBasicBlock::iterator  MI, int  SPAdj, unsigned  FIOperandNum, RegScavenger *  RS = nullptr  ) const

override

Definition at line 112 of file LoongArchRegisterInfo.cpp.

References llvm::Add, llvm::MachineInstrBuilder::add(), llvm::MachineInstrBuilder::addImm(), llvm::MachineInstrBuilder::addReg(), assert(), llvm::BuildMI(), DL, llvm::StackOffset::getFixed(), llvm::TargetFrameLowering::getFrameIndexReference(), llvm::TargetSubtargetInfo::getFrameLowering(), llvm::LoongArchSubtarget::getInstrInfo(), llvm::MachineFunction::getRegInfo(), llvm::MachineFunction::getSubtarget(), II, llvm::LoongArchSubtarget::is64Bit(), llvm::RegState::Kill, MBB, MI, MRI, llvm::Offset, and TII.

getCalleeSavedRegs()

const MCPhysReg * LoongArchRegisterInfo::getCalleeSavedRegs ( const MachineFunction *  MF ) const

override

Definition at line 39 of file LoongArchRegisterInfo.cpp.

References llvm::LoongArchABI::ABI_ILP32D, llvm::LoongArchABI::ABI_ILP32F, llvm::LoongArchABI::ABI_ILP32S, llvm::LoongArchABI::ABI_LP64D, llvm::LoongArchABI::ABI_LP64F, llvm::LoongArchABI::ABI_LP64S, llvm::Function::getCallingConv(), llvm::MachineFunction::getFunction(), llvm::MachineFunction::getSubtarget(), llvm::CallingConv::GHC, and llvm_unreachable.

getCallPreservedMask()

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

override

Definition at line 60 of file LoongArchRegisterInfo.cpp.

References llvm::LoongArchABI::ABI_ILP32D, llvm::LoongArchABI::ABI_ILP32F, llvm::LoongArchABI::ABI_ILP32S, llvm::LoongArchABI::ABI_LP64D, llvm::LoongArchABI::ABI_LP64F, llvm::LoongArchABI::ABI_LP64S, CC, llvm::MachineFunction::getSubtarget(), llvm::CallingConv::GHC, and llvm_unreachable.

getFrameRegister()

Register LoongArchRegisterInfo::getFrameRegister ( const MachineFunction &  MF ) const

override

Definition at line 107 of file LoongArchRegisterInfo.cpp.

References llvm::TargetFrameLowering::hasFP().

getNoPreservedMask()

const uint32_t * LoongArchRegisterInfo::getNoPreservedMask ( ) const

override

Definition at line 81 of file LoongArchRegisterInfo.cpp.

getPointerRegClass()

const TargetRegisterClass * llvm::LoongArchRegisterInfo::getPointerRegClass ( const MachineFunction &  MF, unsigned  Kind = 0  ) const

inlineoverride

Definition at line 36 of file LoongArchRegisterInfo.h.

getReservedRegs()

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

override

Definition at line 86 of file LoongArchRegisterInfo.cpp.

References assert(), llvm::LoongArchABI::getBPReg(), llvm::LoongArchFrameLowering::hasBP(), llvm::LoongArchFrameLowering::hasFP(), and llvm::Reserved.

Referenced by llvm::LoongArchTargetLowering::getRegisterByName().

requiresFrameIndexScavenging()

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

inlineoverride

Definition at line 51 of file LoongArchRegisterInfo.h.

requiresRegisterScavenging()

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

inlineoverride

Definition at line 47 of file LoongArchRegisterInfo.h.

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

• lib/Target/LoongArch/LoongArchRegisterInfo.h
• lib/Target/LoongArch/LoongArchRegisterInfo.cpp