llvm::CSKYRegisterInfo Class Reference

#include "Target/CSKY/CSKYRegisterInfo.h"

Inheritance diagram for llvm::CSKYRegisterInfo:

Public Member Functions
	CSKYRegisterInfo ()
const uint32_t *	getCallPreservedMask (const MachineFunction &MF, CallingConv::ID id) const override
const uint32_t *	getNoPreservedMask () const override
BitVector	getReservedRegs (const MachineFunction &MF) const override
Register	getFrameRegister (const MachineFunction &MF) const override
const MCPhysReg *	getCalleeSavedRegs (const MachineFunction *MF) const override
bool	eliminateFrameIndex (MachineBasicBlock::iterator MI, int SPAdj, unsigned FIOperandNum, RegScavenger *RS) const override
bool	requiresFrameIndexScavenging (const MachineFunction &MF) const override
bool	requiresRegisterScavenging (const MachineFunction &MF) const override
bool	useFPForScavengingIndex (const MachineFunction &MF) const override

Detailed Description

Definition at line 24 of file CSKYRegisterInfo.h.

Constructor & Destructor Documentation

CSKYRegisterInfo()

CSKYRegisterInfo::CSKYRegisterInfo

(

)

Definition at line 26 of file CSKYRegisterInfo.cpp.

Member Function Documentation

eliminateFrameIndex()

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

override

Definition at line 182 of file CSKYRegisterInfo.cpp.

References llvm::MachineInstrBuilder::add(), llvm::MachineInstrBuilder::addImm(), llvm::MachineInstrBuilder::addReg(), assert(), llvm::BuildMI(), llvm::RegState::Define, DL, llvm::MachineInstrBuilder::getInstr(), llvm::getKillRegState(), llvm::MachineFunction::getRegInfo(), llvm::MachineFunction::getSubtarget(), llvm::CSKYSubtarget::hasE2(), II, llvm::isInt(), IsLegalOffset(), llvm::RegState::Kill, MBB, MI, MRI, llvm::Offset, llvm::report_fatal_error(), and TII.

getCalleeSavedRegs()

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

override

Definition at line 87 of file CSKYRegisterInfo.cpp.

References llvm::MachineFunction::getFunction(), llvm::MachineFunction::getSubtarget(), llvm::Function::hasFnAttribute(), llvm::CSKYSubtarget::hasFPUv2DoubleFloat(), llvm::CSKYSubtarget::hasFPUv2SingleFloat(), llvm::CSKYSubtarget::hasFPUv3DoubleFloat(), and llvm::CSKYSubtarget::hasFPUv3SingleFloat().

getCallPreservedMask()

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

override

Definition at line 30 of file CSKYRegisterInfo.cpp.

References llvm::MachineFunction::getSubtarget(), llvm::CSKYSubtarget::hasFPUv2DoubleFloat(), llvm::CSKYSubtarget::hasFPUv2SingleFloat(), llvm::CSKYSubtarget::hasFPUv3DoubleFloat(), and llvm::CSKYSubtarget::hasFPUv3SingleFloat().

getFrameRegister()

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

override

Definition at line 40 of file CSKYRegisterInfo.cpp.

References llvm::TargetFrameLowering::hasFP().

getNoPreservedMask()

const uint32_t * CSKYRegisterInfo::getNoPreservedMask ( ) const

override

Definition at line 82 of file CSKYRegisterInfo.cpp.

getReservedRegs()

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

override

Definition at line 45 of file CSKYRegisterInfo.cpp.

References assert(), llvm::MachineFunction::getSubtarget(), llvm::CSKYFrameLowering::hasBP(), llvm::CSKYSubtarget::hasE2(), llvm::TargetFrameLowering::hasFP(), llvm::CSKYSubtarget::hasHighRegisters(), and llvm::Reserved.

requiresFrameIndexScavenging()

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

inlineoverride

Definition at line 42 of file CSKYRegisterInfo.h.

requiresRegisterScavenging()

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

inlineoverride

Definition at line 46 of file CSKYRegisterInfo.h.

useFPForScavengingIndex()

bool llvm::CSKYRegisterInfo::useFPForScavengingIndex ( const MachineFunction & MF ) const

inlineoverride

Definition at line 50 of file CSKYRegisterInfo.h.

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

• lib/Target/CSKY/CSKYRegisterInfo.h
• lib/Target/CSKY/CSKYRegisterInfo.cpp