llvm::LanaiInstrInfo Class Reference

#include "Target/Lanai/LanaiInstrInfo.h"

Inheritance diagram for llvm::LanaiInstrInfo:

Collaboration diagram for llvm::LanaiInstrInfo:

Public Member Functions
	LanaiInstrInfo ()
virtual const LanaiRegisterInfo &	getRegisterInfo () const
bool	areMemAccessesTriviallyDisjoint (MachineInstr &MIa, MachineInstr &MIb, AliasAnalysis *AA) const override
unsigned	isLoadFromStackSlot (const MachineInstr &MI, int &FrameIndex) const override
unsigned	isLoadFromStackSlotPostFE (const MachineInstr &MI, int &FrameIndex) const override
unsigned	isStoreToStackSlot (const MachineInstr &MI, int &FrameIndex) const override
void	copyPhysReg (MachineBasicBlock &MBB, MachineBasicBlock::iterator Position, const DebugLoc &DL, unsigned DestinationRegister, unsigned SourceRegister, bool KillSource) const override
void	storeRegToStackSlot (MachineBasicBlock &MBB, MachineBasicBlock::iterator Position, unsigned SourceRegister, bool IsKill, int FrameIndex, const TargetRegisterClass *RegisterClass, const TargetRegisterInfo *RegisterInfo) const override
void	loadRegFromStackSlot (MachineBasicBlock &MBB, MachineBasicBlock::iterator Position, unsigned DestinationRegister, int FrameIndex, const TargetRegisterClass *RegisterClass, const TargetRegisterInfo *RegisterInfo) const override
bool	expandPostRAPseudo (MachineInstr &MI) const override
bool	getMemOperandWithOffset (MachineInstr &LdSt, MachineOperand *&BaseOp, int64_t &Offset, const TargetRegisterInfo *TRI) const override
bool	getMemOperandWithOffsetWidth (MachineInstr &LdSt, MachineOperand *&BaseOp, int64_t &Offset, unsigned &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, unsigned &SrcReg, unsigned &SrcReg2, int &CmpMask, int &CmpValue) const override
bool	optimizeCompareInstr (MachineInstr &CmpInstr, unsigned SrcReg, unsigned SrcReg2, int CmpMask, int 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 26 of file LanaiInstrInfo.h.

Constructor & Destructor Documentation

LanaiInstrInfo()

LanaiInstrInfo::LanaiInstrInfo

(

)

Definition at line 31 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 563 of file LanaiInstrInfo.cpp.

References llvm::MachineBasicBlock::begin(), llvm::SmallVectorImpl< T >::clear(), llvm::MachineOperand::CreateImm(), llvm::SmallVectorBase::empty(), llvm::MachineBasicBlock::end(), llvm::MachineBasicBlock::isLayoutSuccessor(), and llvm::SmallVectorTemplateBase< T >::push_back().

Referenced by getRegisterInfo().

analyzeCompare()

bool LanaiInstrInfo::analyzeCompare ( const MachineInstr &  MI, unsigned &  SrcReg, unsigned &  SrcReg2, int &  CmpMask, int &  CmpValue  ) const

override

Definition at line 178 of file LanaiInstrInfo.cpp.

References llvm::MachineOperand::getImm(), llvm::MachineInstr::getOpcode(), llvm::MachineInstr::getOperand(), and llvm::MachineOperand::getReg().

Referenced by getRegisterInfo().

analyzeSelect()

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

override

Definition at line 439 of file LanaiInstrInfo.cpp.

References assert(), llvm::MachineInstr::getOpcode(), llvm::MachineInstr::getOperand(), llvm::SmallVectorTemplateBase< T >::push_back(), and llvm::ISD::SELECT.

Referenced by getRegisterInfo().

areMemAccessesTriviallyDisjoint()

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

override

Definition at line 89 of file LanaiInstrInfo.cpp.

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

Referenced by getRegisterInfo().

copyPhysReg()

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

override

Definition at line 35 of file LanaiInstrInfo.cpp.

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

Referenced by getRegisterInfo().

decomposeMachineOperandsTargetFlags()

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

override

Definition at line 164 of file LanaiInstrInfo.cpp.

Referenced by getRegisterInfo().

expandPostRAPseudo()

bool LanaiInstrInfo::expandPostRAPseudo ( MachineInstr &  MI ) const

override

Definition at line 120 of file LanaiInstrInfo.cpp.

Referenced by getRegisterInfo().

getMemOperandWithOffset()

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

override

Definition at line 797 of file LanaiInstrInfo.cpp.

References getMemOperandWithOffsetWidth(), and llvm::MachineInstr::getOpcode().

Referenced by getRegisterInfo().

getMemOperandWithOffsetWidth()

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

Definition at line 758 of file LanaiInstrInfo.cpp.

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

Referenced by areMemAccessesTriviallyDisjoint(), getMemOperandWithOffset(), and getRegisterInfo().

getRegisterInfo()

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

inlinevirtual

Definition at line 35 of file LanaiInstrInfo.h.

References analyzeBranch(), analyzeCompare(), analyzeSelect(), areMemAccessesTriviallyDisjoint(), copyPhysReg(), decomposeMachineOperandsTargetFlags(), expandPostRAPseudo(), llvm::ISD::FrameIndex, getMemOperandWithOffset(), getMemOperandWithOffsetWidth(), getSerializableDirectMachineOperandTargetFlags(), insertBranch(), isLoadFromStackSlot(), isLoadFromStackSlotPostFE(), isStoreToStackSlot(), loadRegFromStackSlot(), MI, MRI, optimizeCompareInstr(), optimizeSelect(), removeBranch(), reverseBranchCondition(), storeRegToStackSlot(), and TRI.

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.

References llvm::makeArrayRef(), llvm::LanaiII::MO_ABS_HI, llvm::LanaiII::MO_ABS_LO, and llvm::AArch64II::MO_NO_FLAG.

Referenced by getRegisterInfo().

insertBranch()

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

override

Definition at line 661 of file LanaiInstrInfo.cpp.

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

Referenced by getRegisterInfo().

isLoadFromStackSlot()

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

override

Definition at line 718 of file LanaiInstrInfo.cpp.

References llvm::MachineOperand::getImm(), llvm::MachineOperand::getIndex(), llvm::MachineInstr::getOpcode(), llvm::MachineInstr::getOperand(), llvm::MachineOperand::getReg(), llvm::MachineOperand::isFI(), and llvm::MachineOperand::isImm().

Referenced by getRegisterInfo(), and isLoadFromStackSlotPostFE().

isLoadFromStackSlotPostFE()

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

override

Definition at line 729 of file LanaiInstrInfo.cpp.

References llvm::SmallVectorTemplateCommon< T >::front(), llvm::MachineInstr::getOpcode(), llvm::MachineMemOperand::getPseudoValue(), isLoadFromStackSlot(), and Reg.

Referenced by getRegisterInfo().

isStoreToStackSlot()

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

override

Definition at line 747 of file LanaiInstrInfo.cpp.

References llvm::MachineOperand::getImm(), llvm::MachineOperand::getIndex(), llvm::MachineInstr::getOpcode(), llvm::MachineInstr::getOperand(), llvm::MachineOperand::getReg(), llvm::MachineOperand::isFI(), and llvm::MachineOperand::isImm().

Referenced by getRegisterInfo().

loadRegFromStackSlot()

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

override

Definition at line 70 of file LanaiInstrInfo.cpp.

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

Referenced by getRegisterInfo().

optimizeCompareInstr()

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

override

Definition at line 284 of file LanaiInstrInfo.cpp.

References llvm::MachineInstr::addRegisterDefined(), B, llvm::MachineBasicBlock::begin(), llvm::MachineOperand::clobbersPhysReg(), E, llvm::MachineBasicBlock::end(), llvm::MachineInstr::eraseFromParent(), flagSettingOpcodeVariant(), llvm::MachineOperand::getImm(), llvm::MachineInstr::getNumOperands(), llvm::MachineInstr::getOpcode(), llvm::MachineInstr::getOperand(), getOppositeCondition(), llvm::MachineInstr::getParent(), llvm::MachineOperand::getReg(), getRegisterInfo(), llvm::MachineRegisterInfo::getUniqueVRegDef(), 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(), MI, llvm::MachineInstr::modifiesRegister(), llvm::SmallVectorTemplateBase< T >::push_back(), llvm::MachineInstr::readsRegister(), llvm::MachineInstr::setDesc(), SI, llvm::MachineBasicBlock::succ_begin(), llvm::MachineBasicBlock::succ_end(), TRI, and llvm::LPCC::UNKNOWN.

Referenced by getRegisterInfo().

optimizeSelect()

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

override

Definition at line 494 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::getDebugLoc(), llvm::MachineInstr::getDesc(), llvm::MachineOperand::getImm(), llvm::MachineInstr::getNumOperands(), llvm::MachineInstr::getOpcode(), llvm::MachineInstr::getOperand(), getOppositeCondition(), llvm::MachineBasicBlock::getParent(), llvm::MachineInstr::getParent(), llvm::MachineOperand::getReg(), llvm::MachineFunction::getRegInfo(), llvm::SmallPtrSetImpl< PtrType >::insert(), MI, MRI, llvm::ISD::SELECT, llvm::MachineOperand::setImplicit(), and llvm::MachineInstr::tieOperands().

Referenced by getRegisterInfo().

removeBranch()

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

override

Definition at line 693 of file LanaiInstrInfo.cpp.

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

Referenced by getRegisterInfo().

reverseBranchCondition()

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

override

Definition at line 647 of file LanaiInstrInfo.cpp.

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

Referenced by getRegisterInfo().

storeRegToStackSlot()

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

override

Definition at line 50 of file LanaiInstrInfo.cpp.

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

Referenced by getRegisterInfo().

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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