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 43 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 257 of file XCoreRegisterInfo.cpp.

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

getCalleeSavedRegs()

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

override

Code Generation virtual methods...

Definition at line 213 of file XCoreRegisterInfo.cpp.

References llvm::XCoreFrameLowering::hasFP().

getFrameRegister()

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

override

Definition at line 323 of file XCoreRegisterInfo.cpp.

References llvm::XCoreFrameLowering::hasFP().

Referenced by eliminateFrameIndex().

getReservedRegs()

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

override

Definition at line 232 of file XCoreRegisterInfo.cpp.

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

needsFrameMoves()

bool XCoreRegisterInfo::needsFrameMoves ( const MachineFunction &  MF )

static

Return whether to emit frame moves.

Definition at line 208 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 247 of file XCoreRegisterInfo.cpp.

useFPForScavengingIndex()

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

override

Definition at line 252 of file XCoreRegisterInfo.cpp.

---

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

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