llvm::XCoreRegisterInfo Struct Reference

#include "Target/XCore/XCoreRegisterInfo.h"

Inheritance diagram for llvm::XCoreRegisterInfo:

Public Member Functions
	XCoreRegisterInfo ()
const MCPhysReg *	getCalleeSavedRegs (const MachineFunction *MF) const override
	Code Generation virtual methods...
BitVector	getReservedRegs (const MachineFunction &MF) const override
bool	requiresRegisterScavenging (const MachineFunction &MF) const override
bool	useFPForScavengingIndex (const MachineFunction &MF) const override
bool	eliminateFrameIndex (MachineBasicBlock::iterator II, int SPAdj, unsigned FIOperandNum, RegScavenger *RS=nullptr) const override
Register	getFrameRegister (const MachineFunction &MF) const override

Static Public Member Functions
static bool	needsFrameMoves (const MachineFunction &MF)
	Return whether to emit frame moves.

Detailed Description

Definition at line 23 of file XCoreRegisterInfo.h.

Constructor & Destructor Documentation

XCoreRegisterInfo()

XCoreRegisterInfo::XCoreRegisterInfo

(

)

Definition at line 38 of file XCoreRegisterInfo.cpp.

Member Function Documentation

eliminateFrameIndex()

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

override

Definition at line 252 of file XCoreRegisterInfo.cpp.

References assert(), contains(), llvm::errs(), llvm::MachineFunction::getFrameInfo(), getFrameRegister(), llvm::MachineOperand::getIndex(), llvm::MachineFunction::getName(), llvm::MachineFrameInfo::getObjectOffset(), llvm::MachineFrameInfo::getStackSize(), llvm::MachineFunction::getSubtarget(), llvm::TargetFrameLowering::hasFP(), II, InsertFPConstInst(), InsertFPImmInst(), InsertSPConstInst(), InsertSPImmInst(), isImmU16(), isImmUs(), LLVM_DEBUG, MBB, MI, llvm::Offset, and TII.

getCalleeSavedRegs()

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

override

Code Generation virtual methods...

Definition at line 208 of file XCoreRegisterInfo.cpp.

References llvm::TargetFrameLowering::hasFP().

getFrameRegister()

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

override

Definition at line 318 of file XCoreRegisterInfo.cpp.

References llvm::TargetFrameLowering::hasFP().

Referenced by eliminateFrameIndex().

getReservedRegs()

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

override

Definition at line 227 of file XCoreRegisterInfo.cpp.

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

needsFrameMoves()

bool XCoreRegisterInfo::needsFrameMoves ( const MachineFunction & MF )

static

Return whether to emit frame moves.

Definition at line 203 of file XCoreRegisterInfo.cpp.

References llvm::MachineFunction::needsFrameMoves().

Referenced by llvm::XCoreFrameLowering::emitPrologue(), and llvm::XCoreFrameLowering::spillCalleeSavedRegisters().

requiresRegisterScavenging()

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

override

Definition at line 242 of file XCoreRegisterInfo.cpp.

useFPForScavengingIndex()

bool XCoreRegisterInfo::useFPForScavengingIndex ( const MachineFunction & MF ) const

override

Definition at line 247 of file XCoreRegisterInfo.cpp.

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

• lib/Target/XCore/XCoreRegisterInfo.h
• lib/Target/XCore/XCoreRegisterInfo.cpp