llvm::WebAssemblyInstrInfo Class Reference

#include "Target/WebAssembly/WebAssemblyInstrInfo.h"

Inheritance diagram for llvm::WebAssemblyInstrInfo:

Collaboration diagram for llvm::WebAssemblyInstrInfo:

Public Member Functions
	WebAssemblyInstrInfo (const WebAssemblySubtarget &STI)
const WebAssemblyRegisterInfo &	getRegisterInfo () const
bool	isReallyTriviallyReMaterializable (const MachineInstr &MI, AliasAnalysis *AA) const override
void	copyPhysReg (MachineBasicBlock &MBB, MachineBasicBlock::iterator MI, const DebugLoc &DL, unsigned DestReg, unsigned SrcReg, bool KillSrc) const override
MachineInstr *	commuteInstructionImpl (MachineInstr &MI, bool NewMI, unsigned OpIdx1, unsigned OpIdx2) const override
bool	analyzeBranch (MachineBasicBlock &MBB, MachineBasicBlock *&TBB, MachineBasicBlock *&FBB, SmallVectorImpl< MachineOperand > &Cond, bool AllowModify=false) 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
bool	reverseBranchCondition (SmallVectorImpl< MachineOperand > &Cond) const override

Detailed Description

Definition at line 29 of file WebAssemblyInstrInfo.h.

Constructor & Destructor Documentation

WebAssemblyInstrInfo()

WebAssemblyInstrInfo::WebAssemblyInstrInfo ( const WebAssemblySubtarget &  STI )

explicit

Definition at line 31 of file WebAssemblyInstrInfo.cpp.

Member Function Documentation

analyzeBranch()

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

override

Definition at line 96 of file WebAssemblyInstrInfo.cpp.

References llvm::ISD::BR, llvm::MachineOperand::CreateImm(), MI, llvm::SmallVectorTemplateBase< T >::push_back(), and llvm::MachineBasicBlock::terminators().

Referenced by getRegisterInfo().

commuteInstructionImpl()

MachineInstr * WebAssemblyInstrInfo::commuteInstructionImpl ( MachineInstr &  MI, bool  NewMI, unsigned  OpIdx1, unsigned  OpIdx2  ) const

override

Definition at line 82 of file WebAssemblyInstrInfo.cpp.

References llvm::TargetInstrInfo::commuteInstructionImpl(), llvm::MachineFunction::getInfo(), llvm::MachineInstr::getOperand(), llvm::MachineBasicBlock::getParent(), llvm::MachineInstr::getParent(), llvm::MachineOperand::getReg(), and llvm::WebAssemblyFunctionInfo::isVRegStackified().

Referenced by getRegisterInfo().

copyPhysReg()

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

override

Definition at line 52 of file WebAssemblyInstrInfo.cpp.

References llvm::MachineInstrBuilder::addReg(), llvm::BuildMI(), llvm::MachineBasicBlock::getParent(), llvm::MachineFunction::getRegInfo(), llvm::TargetRegisterInfo::isVirtualRegister(), llvm::RegState::Kill, llvm_unreachable, and MRI.

Referenced by getRegisterInfo().

getRegisterInfo()

const WebAssemblyRegisterInfo& llvm::WebAssemblyInstrInfo::getRegisterInfo ( ) const

inline

Definition at line 35 of file WebAssemblyInstrInfo.h.

References analyzeBranch(), commuteInstructionImpl(), copyPhysReg(), insertBranch(), isReallyTriviallyReMaterializable(), MI, removeBranch(), and reverseBranchCondition().

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

insertBranch()

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

override

Definition at line 168 of file WebAssemblyInstrInfo.cpp.

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

Referenced by getRegisterInfo().

isReallyTriviallyReMaterializable()

bool WebAssemblyInstrInfo::isReallyTriviallyReMaterializable ( const MachineInstr &  MI, AliasAnalysis *  AA  ) const

override

Definition at line 37 of file WebAssemblyInstrInfo.cpp.

References llvm::MachineInstr::getOpcode().

Referenced by getRegisterInfo().

removeBranch()

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

override

Definition at line 146 of file WebAssemblyInstrInfo.cpp.

References assert(), I, llvm::MachineBasicBlock::instr_begin(), and llvm::MachineBasicBlock::instr_end().

Referenced by getRegisterInfo().

reverseBranchCondition()

bool WebAssemblyInstrInfo::reverseBranchCondition ( SmallVectorImpl< MachineOperand > &  Cond ) const

override

Definition at line 195 of file WebAssemblyInstrInfo.cpp.

References assert(), llvm::MachineOperand::CreateImm(), llvm::SmallVectorTemplateCommon< T >::front(), llvm::MachineOperand::getImm(), and llvm::SmallVectorBase::size().

Referenced by getRegisterInfo().

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

• lib/Target/WebAssembly/WebAssemblyInstrInfo.h
• lib/Target/WebAssembly/WebAssemblyInstrInfo.cpp