llvm::RISCVRegisterInfo Struct Reference

#include "Target/RISCV/RISCVRegisterInfo.h"

Inheritance diagram for llvm::RISCVRegisterInfo:

Collaboration diagram for llvm::RISCVRegisterInfo:

Public Member Functions
	RISCVRegisterInfo (unsigned HwMode)
const uint32_t *	getCallPreservedMask (const MachineFunction &MF, CallingConv::ID) const override
const MCPhysReg *	getCalleeSavedRegs (const MachineFunction *MF) const override
BitVector	getReservedRegs (const MachineFunction &MF) const override
bool	isConstantPhysReg (unsigned PhysReg) const override
const uint32_t *	getNoPreservedMask () const override
void	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	trackLivenessAfterRegAlloc (const MachineFunction &) const override
const TargetRegisterClass *	getPointerRegClass (const MachineFunction &MF, unsigned Kind=0) const override

Detailed Description

Definition at line 23 of file RISCVRegisterInfo.h.

Constructor & Destructor Documentation

RISCVRegisterInfo()

RISCVRegisterInfo::RISCVRegisterInfo

(

unsigned

HwMode

)

Definition at line 29 of file RISCVRegisterInfo.cpp.

Member Function Documentation

eliminateFrameIndex()

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

override

Definition at line 83 of file RISCVRegisterInfo.cpp.

References llvm::ISD::ADD, llvm::MachineInstrBuilder::addReg(), assert(), llvm::BuildMI(), llvm::MachineOperand::ChangeToImmediate(), llvm::MachineOperand::ChangeToRegister(), llvm::MachineRegisterInfo::createVirtualRegister(), llvm::ISD::FrameIndex, llvm::MachineInstr::getDebugLoc(), llvm::MachineOperand::getImm(), llvm::MachineOperand::getIndex(), llvm::MachineInstr::getOperand(), llvm::MachineBasicBlock::getParent(), llvm::MachineInstr::getParent(), llvm::MachineFunction::getRegInfo(), llvm::MachineFunction::getSubtarget(), llvm::isInt< 32 >(), llvm::RegState::Kill, MI, llvm::RISCVInstrInfo::movImm(), MRI, llvm::report_fatal_error(), and TII.

getCalleeSavedRegs()

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

override

Definition at line 34 of file RISCVRegisterInfo.cpp.

References llvm::RISCVABI::ABI_ILP32, llvm::RISCVABI::ABI_ILP32D, llvm::RISCVABI::ABI_ILP32F, llvm::RISCVABI::ABI_LP64, llvm::RISCVABI::ABI_LP64D, llvm::RISCVABI::ABI_LP64F, llvm::MachineFunction::getFunction(), llvm::MachineFunction::getSubtarget(), llvm::Function::hasFnAttribute(), and llvm_unreachable.

getCallPreservedMask()

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

override

Definition at line 133 of file RISCVRegisterInfo.cpp.

References llvm::RISCVABI::ABI_ILP32, llvm::RISCVABI::ABI_ILP32D, llvm::RISCVABI::ABI_ILP32F, llvm::RISCVABI::ABI_LP64, llvm::RISCVABI::ABI_LP64D, llvm::RISCVABI::ABI_LP64F, llvm::MachineFunction::getFunction(), llvm::MachineFunction::getSubtarget(), llvm::Function::hasFnAttribute(), and llvm_unreachable.

Referenced by unpackF64OnRV32DSoftABI().

getFrameRegister()

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

override

Definition at line 127 of file RISCVRegisterInfo.cpp.

References llvm::TargetFrameLowering::hasFP().

getNoPreservedMask()

const uint32_t * RISCVRegisterInfo::getNoPreservedMask ( ) const

override

Definition at line 79 of file RISCVRegisterInfo.cpp.

getPointerRegClass()

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

inlineoverride

Definition at line 57 of file RISCVRegisterInfo.h.

getReservedRegs()

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

override

Definition at line 59 of file RISCVRegisterInfo.cpp.

References assert(), and llvm::TargetFrameLowering::hasFP().

isConstantPhysReg()

bool RISCVRegisterInfo::isConstantPhysReg ( unsigned  PhysReg ) const

override

Definition at line 75 of file RISCVRegisterInfo.cpp.

requiresFrameIndexScavenging()

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

inlineoverride

Definition at line 48 of file RISCVRegisterInfo.h.

requiresRegisterScavenging()

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

inlineoverride

Definition at line 44 of file RISCVRegisterInfo.h.

trackLivenessAfterRegAlloc()

bool llvm::RISCVRegisterInfo::trackLivenessAfterRegAlloc ( const MachineFunction &  ) const

inlineoverride

Definition at line 52 of file RISCVRegisterInfo.h.

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

• lib/Target/RISCV/RISCVRegisterInfo.h
• lib/Target/RISCV/RISCVRegisterInfo.cpp