#include "Target/BPF/BPFInstrInfo.h"

Inheritance diagram for llvm::BPFInstrInfo:

Collaboration diagram for llvm::BPFInstrInfo:

Public Member Functions
	BPFInstrInfo ()

const BPFRegisterInfo &	getRegisterInfo () const

void	copyPhysReg (MachineBasicBlock &MBB, MachineBasicBlock::iterator I, const DebugLoc &DL, unsigned DestReg, unsigned SrcReg, bool KillSrc) const override

bool	expandPostRAPseudo (MachineInstr &MI) const override

void	storeRegToStackSlot (MachineBasicBlock &MBB, MachineBasicBlock::iterator MBBI, unsigned SrcReg, bool isKill, int FrameIndex, const TargetRegisterClass RC, const TargetRegisterInfo TRI) const override

void	loadRegFromStackSlot (MachineBasicBlock &MBB, MachineBasicBlock::iterator MBBI, unsigned DestReg, int FrameIndex, const TargetRegisterClass RC, const TargetRegisterInfo TRI) const override

bool	analyzeBranch (MachineBasicBlock &MBB, MachineBasicBlock &TBB, MachineBasicBlock &FBB, SmallVectorImpl< MachineOperand > &Cond, bool AllowModify) const override

unsigned	removeBranch (MachineBasicBlock &MBB, int *BytesRemoved=nullptr) const override

unsigned	insertBranch (MachineBasicBlock &MBB, MachineBasicBlock TBB, MachineBasicBlock FBB, ArrayRef< MachineOperand > Cond, const DebugLoc &DL, int *BytesAdded=nullptr) const override

Detailed Description

Definition at line 25 of file BPFInstrInfo.h.

Constructor & Destructor Documentation

◆ BPFInstrInfo()

BPFInstrInfo::BPFInstrInfo ( )

Definition at line 29 of file BPFInstrInfo.cpp.

Member Function Documentation

◆ analyzeBranch()

bool BPFInstrInfo::analyzeBranch	(	MachineBasicBlock &	MBB,
		MachineBasicBlock *&	TBB,
		MachineBasicBlock *&	FBB,
		SmallVectorImpl< MachineOperand > &	Cond,
		bool	AllowModify
	)		const

override

Definition at line 165 of file BPFInstrInfo.cpp.

References llvm::MachineBasicBlock::begin(), llvm::SmallVectorImpl< T >::clear(), llvm::MachineBasicBlock::end(), I, and llvm::MachineBasicBlock::isLayoutSuccessor().

Referenced by getRegisterInfo().

◆ copyPhysReg()

void BPFInstrInfo::copyPhysReg	(	MachineBasicBlock &	MBB,
		MachineBasicBlock::iterator	I,
		const DebugLoc &	DL,
		unsigned	DestReg,
		unsigned	SrcReg,
		bool	KillSrc
	)		const

override

Definition at line 32 of file BPFInstrInfo.cpp.

References llvm::MachineInstrBuilder::addImm(), llvm::MachineInstrBuilder::addReg(), llvm::BuildMI(), contains(), llvm::RegState::Define, llvm::MachineBasicBlock::erase(), llvm::getKillRegState(), I, llvm::RegState::Kill, llvm_unreachable, llvm::Log2_64(), and MI.

Referenced by getRegisterInfo().

◆ expandPostRAPseudo()

bool BPFInstrInfo::expandPostRAPseudo ( MachineInstr & MI ) const

override

Definition at line 116 of file BPFInstrInfo.cpp.

References llvm::MachineInstr::getOpcode(), and llvm::ARMISD::MEMCPY.

Referenced by getRegisterInfo().

◆ getRegisterInfo()

const BPFRegisterInfo& llvm::BPFInstrInfo::getRegisterInfo ( ) const

inline

Definition at line 31 of file BPFInstrInfo.h.

References analyzeBranch(), copyPhysReg(), expandPostRAPseudo(), llvm::ISD::FrameIndex, I, insertBranch(), loadRegFromStackSlot(), MI, removeBranch(), storeRegToStackSlot(), and TRI.

Referenced by llvm::BPFSubtarget::getRegisterInfo().

◆ insertBranch()

unsigned BPFInstrInfo::insertBranch	(	MachineBasicBlock &	MBB,
		MachineBasicBlock *	TBB,
		MachineBasicBlock *	FBB,
		ArrayRef< MachineOperand >	Cond,
		const DebugLoc &	DL,
		int *	BytesAdded = `nullptr`
	)		const

override

Definition at line 220 of file BPFInstrInfo.cpp.

References llvm::MachineInstrBuilder::addMBB(), assert(), llvm::BuildMI(), llvm::ArrayRef< T >::empty(), and llvm_unreachable.

Referenced by getRegisterInfo().

◆ loadRegFromStackSlot()

void BPFInstrInfo::loadRegFromStackSlot	(	MachineBasicBlock &	MBB,
		MachineBasicBlock::iterator	MBBI,
		unsigned	DestReg,
		int	FrameIndex,
		const TargetRegisterClass *	RC,
		const TargetRegisterInfo *	TRI
	)		const

override

Definition at line 148 of file BPFInstrInfo.cpp.

References llvm::MachineInstrBuilder::addFrameIndex(), llvm::MachineInstrBuilder::addImm(), llvm::BuildMI(), llvm::MachineBasicBlock::end(), and llvm_unreachable.

Referenced by getRegisterInfo().

◆ removeBranch()

unsigned BPFInstrInfo::removeBranch	(	MachineBasicBlock &	MBB,
		int *	BytesRemoved = `nullptr`
	)		const

override

Definition at line 241 of file BPFInstrInfo.cpp.

References assert(), llvm::MachineBasicBlock::begin(), llvm::MachineBasicBlock::end(), and I.

Referenced by getRegisterInfo().

◆ storeRegToStackSlot()

void BPFInstrInfo::storeRegToStackSlot	(	MachineBasicBlock &	MBB,
		MachineBasicBlock::iterator	MBBI,
		unsigned	SrcReg,
		bool	isKill,
		int	FrameIndex,
		const TargetRegisterClass *	RC,
		const TargetRegisterInfo *	TRI
	)		const