llvm::LanaiInstrInfo Class Reference

#include "Target/Lanai/LanaiInstrInfo.h"

Inheritance diagram for llvm::LanaiInstrInfo:

Public Member Functions
	LanaiInstrInfo ()
virtual const LanaiRegisterInfo &	getRegisterInfo () const
bool	areMemAccessesTriviallyDisjoint (const MachineInstr &MIa, const MachineInstr &MIb) const override
Register	isLoadFromStackSlot (const MachineInstr &MI, int &FrameIndex) const override
Register	isLoadFromStackSlotPostFE (const MachineInstr &MI, int &FrameIndex) const override
Register	isStoreToStackSlot (const MachineInstr &MI, int &FrameIndex) const override
void	copyPhysReg (MachineBasicBlock &MBB, MachineBasicBlock::iterator Position, const DebugLoc &DL, MCRegister DestinationRegister, MCRegister SourceRegister, bool KillSource) const override
void	storeRegToStackSlot (MachineBasicBlock &MBB, MachineBasicBlock::iterator Position, Register SourceRegister, bool IsKill, int FrameIndex, const TargetRegisterClass *RegisterClass, const TargetRegisterInfo *RegisterInfo, Register VReg) const override
void	loadRegFromStackSlot (MachineBasicBlock &MBB, MachineBasicBlock::iterator Position, Register DestinationRegister, int FrameIndex, const TargetRegisterClass *RegisterClass, const TargetRegisterInfo *RegisterInfo, Register VReg) const override
bool	expandPostRAPseudo (MachineInstr &MI) const override
bool	getMemOperandsWithOffsetWidth (const MachineInstr &LdSt, SmallVectorImpl< const MachineOperand * > &BaseOps, int64_t &Offset, bool &OffsetIsScalable, LocationSize &Width, const TargetRegisterInfo *TRI) const override
bool	getMemOperandWithOffsetWidth (const MachineInstr &LdSt, const MachineOperand *&BaseOp, int64_t &Offset, LocationSize &Width, const TargetRegisterInfo *TRI) const
std::pair< unsigned, unsigned >	decomposeMachineOperandsTargetFlags (unsigned TF) const override
ArrayRef< std::pair< unsigned, const char * > >	getSerializableDirectMachineOperandTargetFlags () const override
bool	analyzeBranch (MachineBasicBlock &MBB, MachineBasicBlock *&TrueBlock, MachineBasicBlock *&FalseBlock, SmallVectorImpl< MachineOperand > &Condition, bool AllowModify) const override
unsigned	removeBranch (MachineBasicBlock &MBB, int *BytesRemoved=nullptr) const override
bool	analyzeCompare (const MachineInstr &MI, Register &SrcReg, Register &SrcReg2, int64_t &CmpMask, int64_t &CmpValue) const override
bool	optimizeCompareInstr (MachineInstr &CmpInstr, Register SrcReg, Register SrcReg2, int64_t CmpMask, int64_t CmpValue, const MachineRegisterInfo *MRI) const override
bool	analyzeSelect (const MachineInstr &MI, SmallVectorImpl< MachineOperand > &Cond, unsigned &TrueOp, unsigned &FalseOp, bool &Optimizable) const override
MachineInstr *	optimizeSelect (MachineInstr &MI, SmallPtrSetImpl< MachineInstr * > &SeenMIs, bool PreferFalse) const override
bool	reverseBranchCondition (SmallVectorImpl< MachineOperand > &Condition) const override
unsigned	insertBranch (MachineBasicBlock &MBB, MachineBasicBlock *TrueBlock, MachineBasicBlock *FalseBlock, ArrayRef< MachineOperand > Condition, const DebugLoc &DL, int *BytesAdded=nullptr) const override

Detailed Description

Definition at line 25 of file LanaiInstrInfo.h.

Constructor & Destructor Documentation

LanaiInstrInfo()

LanaiInstrInfo::LanaiInstrInfo

(

)

Definition at line 30 of file LanaiInstrInfo.cpp.

Member Function Documentation

analyzeBranch()

bool LanaiInstrInfo::analyzeBranch ( MachineBasicBlock &  MBB, MachineBasicBlock *&  TrueBlock, MachineBasicBlock *&  FalseBlock, SmallVectorImpl< MachineOperand > &  Condition, bool  AllowModify  ) const

override

Definition at line 561 of file LanaiInstrInfo.cpp.

References llvm::MachineBasicBlock::begin(), llvm::SmallVectorImpl< T >::clear(), llvm::MachineOperand::CreateImm(), llvm::SmallVectorBase< Size_T >::empty(), llvm::MachineBasicBlock::end(), llvm::MachineBasicBlock::erase(), llvm::Instruction::eraseFromParent(), llvm::Instruction::getOpcode(), llvm::User::getOperand(), llvm::MachineBasicBlock::isLayoutSuccessor(), MBB, and llvm::SmallVectorTemplateBase< T, bool >::push_back().

analyzeCompare()

bool LanaiInstrInfo::analyzeCompare ( const MachineInstr &  MI, Register &  SrcReg, Register &  SrcReg2, int64_t &  CmpMask, int64_t &  CmpValue  ) const

override

Definition at line 178 of file LanaiInstrInfo.cpp.

References MI.

analyzeSelect()

bool LanaiInstrInfo::analyzeSelect ( const MachineInstr &  MI, SmallVectorImpl< MachineOperand > &  Cond, unsigned &  TrueOp, unsigned &  FalseOp, bool &  Optimizable  ) const

override

Definition at line 438 of file LanaiInstrInfo.cpp.

References assert(), Cond, and MI.

areMemAccessesTriviallyDisjoint()

bool LanaiInstrInfo::areMemAccessesTriviallyDisjoint ( const MachineInstr &  MIa, const MachineInstr &  MIb  ) const

override

Definition at line 88 of file LanaiInstrInfo.cpp.

References assert(), getMemOperandWithOffsetWidth(), getRegisterInfo(), llvm::LocationSize::getValue(), llvm::MachineInstr::hasOrderedMemoryRef(), llvm::MachineInstr::hasUnmodeledSideEffects(), llvm::LocationSize::hasValue(), llvm::MachineOperand::isIdenticalTo(), llvm::MachineInstr::mayLoadOrStore(), and TRI.

copyPhysReg()

void LanaiInstrInfo::copyPhysReg ( MachineBasicBlock &  MBB, MachineBasicBlock::iterator  Position, const DebugLoc &  DL, MCRegister  DestinationRegister, MCRegister  SourceRegister, bool  KillSource  ) const

override

Definition at line 34 of file LanaiInstrInfo.cpp.

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

decomposeMachineOperandsTargetFlags()

std::pair< unsigned, unsigned > LanaiInstrInfo::decomposeMachineOperandsTargetFlags ( unsigned  TF ) const

override

Definition at line 164 of file LanaiInstrInfo.cpp.

expandPostRAPseudo()

bool LanaiInstrInfo::expandPostRAPseudo ( MachineInstr &  MI ) const

override

Definition at line 120 of file LanaiInstrInfo.cpp.

getMemOperandsWithOffsetWidth()

bool LanaiInstrInfo::getMemOperandsWithOffsetWidth ( const MachineInstr &  LdSt, SmallVectorImpl< const MachineOperand * > &  BaseOps, int64_t &  Offset, bool &  OffsetIsScalable, LocationSize &  Width, const TargetRegisterInfo *  TRI  ) const

override

Definition at line 795 of file LanaiInstrInfo.cpp.

References getMemOperandWithOffsetWidth(), llvm::MachineInstr::getOpcode(), llvm::Offset, llvm::SmallVectorTemplateBase< T, bool >::push_back(), and TRI.

getMemOperandWithOffsetWidth()

bool LanaiInstrInfo::getMemOperandWithOffsetWidth	(	const MachineInstr &	LdSt,
		const MachineOperand *&	BaseOp,
		int64_t &	Offset,
		LocationSize &	Width,
		const TargetRegisterInfo *	TRI
	)		const

Definition at line 754 of file LanaiInstrInfo.cpp.

References llvm::LPAC::ADD, llvm::MachineOperand::getImm(), llvm::MachineInstr::getNumOperands(), llvm::MachineInstr::getOpcode(), llvm::MachineInstr::getOperand(), llvm::MachineOperand::isImm(), llvm::MachineOperand::isReg(), and llvm::Offset.

Referenced by areMemAccessesTriviallyDisjoint(), and getMemOperandsWithOffsetWidth().

getRegisterInfo()

virtual const LanaiRegisterInfo & llvm::LanaiInstrInfo::getRegisterInfo ( ) const

inlinevirtual

Definition at line 34 of file LanaiInstrInfo.h.

Referenced by areMemAccessesTriviallyDisjoint(), llvm::LanaiSubtarget::getRegisterInfo(), and optimizeCompareInstr().

getSerializableDirectMachineOperandTargetFlags()

ArrayRef< std::pair< unsigned, const char * > > LanaiInstrInfo::getSerializableDirectMachineOperandTargetFlags ( ) const

override

Definition at line 169 of file LanaiInstrInfo.cpp.

insertBranch()

unsigned LanaiInstrInfo::insertBranch ( MachineBasicBlock &  MBB, MachineBasicBlock *  TrueBlock, MachineBasicBlock *  FalseBlock, ArrayRef< MachineOperand >  Condition, const DebugLoc &  DL, int *  BytesAdded = nullptr  ) const

override

Definition at line 657 of file LanaiInstrInfo.cpp.

References llvm::MachineInstrBuilder::addImm(), llvm::MachineInstrBuilder::addMBB(), assert(), llvm::BuildMI(), DL, llvm::ArrayRef< T >::empty(), llvm::get(), MBB, and llvm::ArrayRef< T >::size().

isLoadFromStackSlot()

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

override

Definition at line 714 of file LanaiInstrInfo.cpp.

References MI.

Referenced by isLoadFromStackSlotPostFE().

isLoadFromStackSlotPostFE()

Register LanaiInstrInfo::isLoadFromStackSlotPostFE ( const MachineInstr &  MI, int &  FrameIndex  ) const

override

Definition at line 725 of file LanaiInstrInfo.cpp.

References llvm::SmallVectorTemplateCommon< T, typename >::front(), isLoadFromStackSlot(), and MI.

isStoreToStackSlot()

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

override

Definition at line 743 of file LanaiInstrInfo.cpp.

References MI.

loadRegFromStackSlot()

void LanaiInstrInfo::loadRegFromStackSlot ( MachineBasicBlock &  MBB, MachineBasicBlock::iterator  Position, Register  DestinationRegister, int  FrameIndex, const TargetRegisterClass *  RegisterClass, const TargetRegisterInfo *  RegisterInfo, Register  VReg  ) const

override

Definition at line 69 of file LanaiInstrInfo.cpp.

References llvm::LPAC::ADD, llvm::MachineInstrBuilder::addFrameIndex(), llvm::MachineInstrBuilder::addImm(), llvm::BuildMI(), DL, llvm::MachineBasicBlock::end(), llvm::get(), llvm_unreachable, and MBB.

optimizeCompareInstr()

bool LanaiInstrInfo::optimizeCompareInstr ( MachineInstr &  CmpInstr, Register  SrcReg, Register  SrcReg2, int64_t  CmpMask, int64_t  CmpValue, const MachineRegisterInfo *  MRI  ) const

override

Definition at line 284 of file LanaiInstrInfo.cpp.

References B, llvm::MachineBasicBlock::begin(), CC, llvm::MachineOperand::clobbersPhysReg(), llvm::MachineBasicBlock::end(), llvm::MachineInstr::eraseFromParent(), flagSettingOpcodeVariant(), llvm::get(), llvm::MachineInstr::getOpcode(), llvm::MachineInstr::getOperand(), getOppositeCondition(), llvm::MachineInstr::getParent(), llvm::MachineOperand::getReg(), getRegisterInfo(), I, llvm::LPCC::ICC_CC, llvm::LPCC::ICC_CS, llvm::LPCC::ICC_EQ, llvm::LPCC::ICC_F, llvm::LPCC::ICC_GE, llvm::LPCC::ICC_GT, llvm::LPCC::ICC_HI, llvm::LPCC::ICC_LE, llvm::LPCC::ICC_LS, llvm::LPCC::ICC_LT, llvm::LPCC::ICC_MI, llvm::LPCC::ICC_NE, llvm::LPCC::ICC_PL, llvm::LPCC::ICC_T, llvm::LPCC::ICC_VC, llvm::LPCC::ICC_VS, llvm::MachineOperand::isDef(), isRedundantFlagInstr(), llvm::MachineOperand::isReg(), llvm::MachineOperand::isRegMask(), MBB, MI, MRI, llvm::SmallVectorTemplateBase< T, bool >::push_back(), llvm::MachineBasicBlock::successors(), TRI, and llvm::LPCC::UNKNOWN.

optimizeSelect()

MachineInstr * LanaiInstrInfo::optimizeSelect ( MachineInstr &  MI, SmallPtrSetImpl< MachineInstr * > &  SeenMIs, bool  PreferFalse  ) const

override

Definition at line 492 of file LanaiInstrInfo.cpp.

References llvm::MachineInstrBuilder::add(), llvm::MachineInstrBuilder::addImm(), assert(), llvm::BuildMI(), canFoldIntoSelect(), llvm::MachineInstr::clearKillInfo(), llvm::MachineInstrBuilder::copyImplicitOps(), DefMI, llvm::SmallPtrSetImpl< PtrType >::erase(), llvm::MachineInstr::eraseFromParent(), llvm::MachineInstr::getDesc(), llvm::MachineInstr::getNumOperands(), llvm::MCInstrDesc::getNumOperands(), llvm::MachineInstr::getOperand(), getOppositeCondition(), llvm::MachineInstr::getParent(), llvm::MachineOperand::getReg(), llvm::SmallPtrSetImpl< PtrType >::insert(), MI, MRI, llvm::MCInstrDesc::operands(), llvm::MachineOperand::setImplicit(), and llvm::MachineInstr::tieOperands().

removeBranch()

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

override

Definition at line 689 of file LanaiInstrInfo.cpp.

References assert(), llvm::MachineBasicBlock::begin(), llvm::MachineBasicBlock::end(), llvm::Instruction::eraseFromParent(), llvm::Instruction::getOpcode(), and MBB.

reverseBranchCondition()

bool LanaiInstrInfo::reverseBranchCondition ( SmallVectorImpl< MachineOperand > &  Condition ) const

override

Definition at line 643 of file LanaiInstrInfo.cpp.

References assert(), getOppositeCondition(), and llvm::SmallVectorBase< Size_T >::size().

storeRegToStackSlot()

void LanaiInstrInfo::storeRegToStackSlot ( MachineBasicBlock &  MBB, MachineBasicBlock::iterator  Position, Register  SourceRegister, bool  IsKill, int  FrameIndex, const TargetRegisterClass *  RegisterClass, const TargetRegisterInfo *  RegisterInfo, Register  VReg  ) const

override

Definition at line 49 of file LanaiInstrInfo.cpp.

References llvm::LPAC::ADD, llvm::MachineInstrBuilder::addFrameIndex(), llvm::MachineInstrBuilder::addImm(), llvm::MachineInstrBuilder::addReg(), llvm::BuildMI(), DL, llvm::MachineBasicBlock::end(), llvm::get(), llvm::getKillRegState(), llvm_unreachable, and MBB.

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

• lib/Target/Lanai/LanaiInstrInfo.h
• lib/Target/Lanai/LanaiInstrInfo.cpp