llvm::XtensaInstrInfo Class Reference

#include "Target/Xtensa/XtensaInstrInfo.h"

Inheritance diagram for llvm::XtensaInstrInfo:

Public Member Functions
	XtensaInstrInfo (const XtensaSubtarget &STI)
void	adjustStackPtr (unsigned SP, int64_t Amount, MachineBasicBlock &MBB, MachineBasicBlock::iterator I) const
	Adjust SP by Amount bytes.
const XtensaRegisterInfo &	getRegisterInfo () const
Register	isLoadFromStackSlot (const MachineInstr &MI, int &FrameIndex) const override
Register	isStoreToStackSlot (const MachineInstr &MI, int &FrameIndex) const override
void	copyPhysReg (MachineBasicBlock &MBB, MachineBasicBlock::iterator MBBI, const DebugLoc &DL, MCRegister DestReg, MCRegister SrcReg, bool KillSrc) const override
void	storeRegToStackSlot (MachineBasicBlock &MBB, MachineBasicBlock::iterator MBBI, Register SrcReg, bool isKill, int FrameIndex, const TargetRegisterClass *RC, const TargetRegisterInfo *TRI, Register VReg) const override
void	loadRegFromStackSlot (MachineBasicBlock &MBB, MachineBasicBlock::iterator MBBI, Register DestReg, int FrameIdx, const TargetRegisterClass *RC, const TargetRegisterInfo *TRI, Register VReg) const override
void	getLoadStoreOpcodes (const TargetRegisterClass *RC, unsigned &LoadOpcode, unsigned &StoreOpcode, int64_t offset) const
void	loadImmediate (MachineBasicBlock &MBB, MachineBasicBlock::iterator MBBI, unsigned *Reg, int64_t Value) const
const XtensaSubtarget &	getSubtarget () const

Detailed Description

Definition at line 31 of file XtensaInstrInfo.h.

Constructor & Destructor Documentation

XtensaInstrInfo()

XtensaInstrInfo::XtensaInstrInfo

(

const XtensaSubtarget &

STI

)

Definition at line 47 of file XtensaInstrInfo.cpp.

Member Function Documentation

adjustStackPtr()

void XtensaInstrInfo::adjustStackPtr	(	unsigned	SP,
		int64_t	Amount,
		MachineBasicBlock &	MBB,
		MachineBasicBlock::iterator	I
	)		const

Adjust SP by Amount bytes.

Definition at line 76 of file XtensaInstrInfo.cpp.

References llvm::MachineInstrBuilder::addImm(), llvm::MachineInstrBuilder::addReg(), llvm::BuildMI(), llvm::MachineRegisterInfo::createVirtualRegister(), DL, llvm::MachineBasicBlock::end(), llvm::get(), llvm::MachineBasicBlock::getParent(), llvm::MachineFunction::getRegInfo(), I, llvm::RegState::Kill, loadImmediate(), and MBB.

Referenced by llvm::XtensaFrameLowering::emitEpilogue(), and llvm::XtensaFrameLowering::emitPrologue().

copyPhysReg()

void XtensaInstrInfo::copyPhysReg ( MachineBasicBlock &  MBB, MachineBasicBlock::iterator  MBBI, const DebugLoc &  DL, MCRegister  DestReg, MCRegister  SrcReg, bool  KillSrc  ) const

override

Definition at line 105 of file XtensaInstrInfo.cpp.

References llvm::MachineInstrBuilder::addReg(), llvm::BuildMI(), contains(), DL, llvm::get(), llvm::getKillRegState(), MBB, MBBI, and llvm::report_fatal_error().

getLoadStoreOpcodes()

void XtensaInstrInfo::getLoadStoreOpcodes	(	const TargetRegisterClass *	RC,
		unsigned &	LoadOpcode,
		unsigned &	StoreOpcode,
		int64_t	offset
	)		const

Definition at line 143 of file XtensaInstrInfo.cpp.

References assert().

Referenced by loadRegFromStackSlot(), and storeRegToStackSlot().

getRegisterInfo()

const XtensaRegisterInfo & llvm::XtensaInstrInfo::getRegisterInfo ( ) const

inline

Definition at line 42 of file XtensaInstrInfo.h.

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

getSubtarget()

const XtensaSubtarget & llvm::XtensaInstrInfo::getSubtarget ( ) const

inline

Definition at line 76 of file XtensaInstrInfo.h.

isLoadFromStackSlot()

Register XtensaInstrInfo::isLoadFromStackSlot ( const MachineInstr &  MI, int &  FrameIndex  ) const

override

Definition at line 51 of file XtensaInstrInfo.cpp.

References MI.

Referenced by llvm::XtensaFrameLowering::emitEpilogue().

isStoreToStackSlot()

Register XtensaInstrInfo::isStoreToStackSlot ( const MachineInstr &  MI, int &  FrameIndex  ) const

override

Definition at line 63 of file XtensaInstrInfo.cpp.

References MI.

Referenced by llvm::XtensaFrameLowering::emitPrologue().

loadImmediate()

void XtensaInstrInfo::loadImmediate	(	MachineBasicBlock &	MBB,
		MachineBasicBlock::iterator	MBBI,
		unsigned *	Reg,
		int64_t	Value
	)		const

Definition at line 154 of file XtensaInstrInfo.cpp.

References llvm::MachineInstrBuilder::addConstantPoolIndex(), llvm::MachineInstrBuilder::addImm(), llvm::MachineInstrBuilder::addReg(), llvm::BuildMI(), llvm::MachineRegisterInfo::createVirtualRegister(), DL, llvm::MachineBasicBlock::end(), llvm::get(), llvm::MachineFunction::getConstantPool(), llvm::MachineConstantPool::getConstantPoolIndex(), llvm::Function::getContext(), llvm::MachineFunction::getFunction(), llvm::Type::getInt32Ty(), llvm::MachineBasicBlock::getParent(), llvm::MachineFunction::getRegInfo(), High, Idx, llvm::Low, MBB, MBBI, and llvm::report_fatal_error().

Referenced by adjustStackPtr().

loadRegFromStackSlot()

void XtensaInstrInfo::loadRegFromStackSlot ( MachineBasicBlock &  MBB, MachineBasicBlock::iterator  MBBI, Register  DestReg, int  FrameIdx, const TargetRegisterClass *  RC, const TargetRegisterInfo *  TRI, Register  VReg  ) const

override

Definition at line 131 of file XtensaInstrInfo.cpp.

References llvm::addFrameReference(), llvm::BuildMI(), DL, llvm::MachineBasicBlock::end(), llvm::get(), getLoadStoreOpcodes(), MBB, and MBBI.

storeRegToStackSlot()

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

override

Definition at line 119 of file XtensaInstrInfo.cpp.

References llvm::addFrameReference(), llvm::MachineInstrBuilder::addReg(), llvm::BuildMI(), DL, llvm::MachineBasicBlock::end(), llvm::get(), llvm::getKillRegState(), getLoadStoreOpcodes(), MBB, and MBBI.

Referenced by llvm::XtensaFrameLowering::spillCalleeSavedRegisters().

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

• lib/Target/Xtensa/XtensaInstrInfo.h
• lib/Target/Xtensa/XtensaInstrInfo.cpp