llvm::XCoreRegisterInfo Struct Reference

#include <XCoreRegisterInfo.h>

Inheritance diagram for llvm::XCoreRegisterInfo:

Collaboration diagram for llvm::XCoreRegisterInfo:

Public Member Functions
	XCoreRegisterInfo ()
const uint16_t *	getCalleeSavedRegs (const MachineFunction *MF=0) const
	Code Generation virtual methods... More...
BitVector	getReservedRegs (const MachineFunction &MF) const
bool	requiresRegisterScavenging (const MachineFunction &MF) const
bool	trackLivenessAfterRegAlloc (const MachineFunction &MF) const
bool	useFPForScavengingIndex (const MachineFunction &MF) const
void	eliminateFrameIndex (MachineBasicBlock::iterator II, int SPAdj, unsigned FIOperandNum, RegScavenger *RS=NULL) const
unsigned	getFrameRegister (const MachineFunction &MF) const

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

Detailed Description

Definition at line 26 of file XCoreRegisterInfo.h.

Constructor & Destructor Documentation

XCoreRegisterInfo::XCoreRegisterInfo

(

)

Definition at line 40 of file XCoreRegisterInfo.cpp.

Member Function Documentation

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

Definition at line 105 of file XCoreRegisterInfo.cpp.

References llvm::MachineInstrBuilder::addImm(), llvm::MachineInstrBuilder::addReg(), llvm::BuildMI(), llvm::MachineOperand::ChangeToImmediate(), llvm::MachineOperand::ChangeToRegister(), DEBUG, llvm::MachineBasicBlock::erase(), llvm::errs(), llvm::ISD::FrameIndex, llvm::MCInstrInfo::get(), llvm::MachineInstr::getDebugLoc(), llvm::MachineFunction::getFrameInfo(), llvm::TargetMachine::getFrameLowering(), getFrameRegister(), llvm::MachineOperand::getImm(), llvm::MachineOperand::getIndex(), llvm::TargetMachine::getInstrInfo(), llvm::getKillRegState(), llvm::MachineFunction::getName(), llvm::MachineFrameInfo::getObjectOffset(), llvm::MachineInstr::getOpcode(), llvm::MachineInstr::getOperand(), llvm::MachineInstr::getParent(), llvm::MachineBasicBlock::getParent(), llvm::MachineOperand::getReg(), llvm::MachineFrameInfo::getStackSize(), llvm::MachineFunction::getTarget(), llvm::TargetFrameLowering::hasFP(), llvm::MachineInstr::isDebugValue(), isImmU16(), isImmU6(), isImmUs(), llvm::MachineOperand::isKill(), llvm::RegState::Kill, llvm_unreachable, llvm::A64CC::MI, llvm::MachineInstr::print(), llvm::report_fatal_error(), llvm::RegScavenger::scavengeRegister(), and TII.

const uint16_t * XCoreRegisterInfo::getCalleeSavedRegs

(

const MachineFunction *

MF = 0

)

const

Code Generation virtual methods...

Definition at line 62 of file XCoreRegisterInfo.cpp.

References R4, and R6.

unsigned XCoreRegisterInfo::getFrameRegister

(

const MachineFunction &

MF

)

const

Definition at line 257 of file XCoreRegisterInfo.cpp.

References llvm::TargetMachine::getFrameLowering(), llvm::MachineFunction::getTarget(), and llvm::TargetFrameLowering::hasFP().

Referenced by eliminateFrameIndex().

BitVector XCoreRegisterInfo::getReservedRegs

(

const MachineFunction &

MF

)

const

Definition at line 72 of file XCoreRegisterInfo.cpp.

References llvm::TargetMachine::getFrameLowering(), llvm::MachineFunction::getTarget(), llvm::TargetFrameLowering::hasFP(), and llvm::BitVector::set().

bool XCoreRegisterInfo::needsFrameMoves ( const MachineFunction &  MF )

static

Return whether to emit frame moves.

Definition at line 57 of file XCoreRegisterInfo.cpp.

References llvm::MachineFunction::getFunction(), llvm::MachineFunction::getMMI(), llvm::MachineModuleInfo::hasDebugInfo(), and llvm::Function::needsUnwindTableEntry().

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

bool XCoreRegisterInfo::requiresRegisterScavenging

(

const MachineFunction &

MF

)

const

Definition at line 87 of file XCoreRegisterInfo.cpp.

References llvm::TargetMachine::getFrameLowering(), llvm::MachineFunction::getTarget(), and llvm::TargetFrameLowering::hasFP().

Referenced by trackLivenessAfterRegAlloc().

bool XCoreRegisterInfo::trackLivenessAfterRegAlloc

(

const MachineFunction &

MF

)

const

Definition at line 95 of file XCoreRegisterInfo.cpp.

References requiresRegisterScavenging().

bool XCoreRegisterInfo::useFPForScavengingIndex

(

const MachineFunction &

MF

)

const

Definition at line 100 of file XCoreRegisterInfo.cpp.

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

• XCoreRegisterInfo.h
• XCoreRegisterInfo.cpp