class InstructionBase

Declaration

class InstructionBase { /* full declaration omitted */ };

Description

Base class for instructions consumed by the simulation pipeline. This class tracks data dependencies as well as generic properties of the instruction.

Declared at: llvm/include/llvm/MCA/Instruction.h:496

Member Variables

private const llvm::mca::InstrDesc& Desc

private bool IsOptimizableMove

private SmallVector<llvm::mca::WriteState, 2> Defs

private SmallVector<llvm::mca::ReadState, 4> Uses

private std::vector<MCAOperand> Operands

private unsigned int Opcode

private bool IsALoadBarrier

private bool IsAStoreBarrier

private bool MayLoad

private bool MayStore

private bool HasSideEffects

private bool BeginGroup

private bool EndGroup

private bool RetireOOO

Method Overview

• public InstructionBase(const llvm::mca::InstrDesc & D, const unsigned int Opcode)
• public void addOperand(const llvm::mca::MCAOperand Op)
• public void clearOptimizableMove()
• public bool getBeginGroup() const
• public SmallVectorImpl<llvm::mca::WriteState> & getDefs()
• public ArrayRef<llvm::mca::WriteState> getDefs() const
• public const llvm::mca::InstrDesc & getDesc() const
• public bool getEndGroup() const
• public bool getHasSideEffects() const
• public unsigned int getLatency() const
• public bool getMayLoad() const
• public bool getMayStore() const
• public unsigned int getNumMicroOps() const
• public unsigned int getNumOperands() const
• public unsigned int getNumUsers() const
• public unsigned int getOpcode() const
• public const llvm::mca::MCAOperand * getOperand(const unsigned int Idx) const
• public bool getRetireOOO() const
• public SmallVectorImpl<llvm::mca::ReadState> & getUses()
• public ArrayRef<llvm::mca::ReadState> getUses() const
• public bool hasDependentUsers() const
• public bool isALoadBarrier() const
• public bool isAStoreBarrier() const
• public bool isMemOp() const
• public bool isOptimizableMove() const
• public void setBeginGroup(bool newVal)
• public void setEndGroup(bool newVal)
• public void setHasSideEffects(bool newVal)
• public void setLoadBarrier(bool IsBarrier)
• public void setMayLoad(bool newVal)
• public void setMayStore(bool newVal)
• public void setOptimizableMove()
• public void setRetireOOO(bool newVal)
• public void setStoreBarrier(bool IsBarrier)

Methods

¶InstructionBase(const llvm::mca::InstrDesc& D,
                const unsigned int Opcode)

Declared at: llvm/include/llvm/MCA/Instruction.h:531

Parameters

const llvm::mca::InstrDesc& D

const unsigned int Opcode

¶void addOperand(const llvm::mca::MCAOperand Op)

Declared at: llvm/include/llvm/MCA/Instruction.h:560

Parameters

const llvm::mca::MCAOperand Op

¶void clearOptimizableMove()

Declared at: llvm/include/llvm/MCA/Instruction.h:577

¶bool getBeginGroup() const

Declared at: llvm/include/llvm/MCA/Instruction.h:591

¶SmallVectorImpl<llvm::mca::WriteState>& getDefs()

Declared at: llvm/include/llvm/MCA/Instruction.h:535

¶ArrayRef<llvm::mca::WriteState> getDefs() const

Declared at: llvm/include/llvm/MCA/Instruction.h:536

¶const llvm::mca::InstrDesc& getDesc() const

Declared at: llvm/include/llvm/MCA/Instruction.h:539

¶bool getEndGroup() const

Declared at: llvm/include/llvm/MCA/Instruction.h:592

¶bool getHasSideEffects() const

Declared at: llvm/include/llvm/MCA/Instruction.h:590

¶unsigned int getLatency() const

Declared at: llvm/include/llvm/MCA/Instruction.h:541

¶bool getMayLoad() const

Declared at: llvm/include/llvm/MCA/Instruction.h:588

¶bool getMayStore() const

Declared at: llvm/include/llvm/MCA/Instruction.h:589

¶unsigned int getNumMicroOps() const

Declared at: llvm/include/llvm/MCA/Instruction.h:542

¶unsigned int getNumOperands() const

Declared at: llvm/include/llvm/MCA/Instruction.h:559

¶unsigned int getNumUsers() const

Declared at: llvm/include/llvm/MCA/Instruction.h:567

¶unsigned int getOpcode() const

Declared at: llvm/include/llvm/MCA/Instruction.h:543

¶const llvm::mca::MCAOperand* getOperand(
    const unsigned int Idx) const

Description

Return the MCAOperand which corresponds to index Idx within the original MCInst.

Declared at: llvm/include/llvm/MCA/Instruction.h:551

Parameters

const unsigned int Idx

¶bool getRetireOOO() const

Declared at: llvm/include/llvm/MCA/Instruction.h:593

¶SmallVectorImpl<llvm::mca::ReadState>& getUses()

Declared at: llvm/include/llvm/MCA/Instruction.h:537

¶ArrayRef<llvm::mca::ReadState> getUses() const

Declared at: llvm/include/llvm/MCA/Instruction.h:538

¶bool hasDependentUsers() const

Declared at: llvm/include/llvm/MCA/Instruction.h:562

¶bool isALoadBarrier() const

Declared at: llvm/include/llvm/MCA/Instruction.h:544

¶bool isAStoreBarrier() const

Declared at: llvm/include/llvm/MCA/Instruction.h:545

¶bool isMemOp() const

Declared at: llvm/include/llvm/MCA/Instruction.h:578

¶bool isOptimizableMove() const

Declared at: llvm/include/llvm/MCA/Instruction.h:575

¶void setBeginGroup(bool newVal)

Declared at: llvm/include/llvm/MCA/Instruction.h:584

Parameters

bool newVal

¶void setEndGroup(bool newVal)

Declared at: llvm/include/llvm/MCA/Instruction.h:585

Parameters

bool newVal

¶void setHasSideEffects(bool newVal)

Declared at: llvm/include/llvm/MCA/Instruction.h:583

Parameters

bool newVal

¶void setLoadBarrier(bool IsBarrier)

Declared at: llvm/include/llvm/MCA/Instruction.h:546

Parameters

bool IsBarrier

¶void setMayLoad(bool newVal)

Declared at: llvm/include/llvm/MCA/Instruction.h:581

Parameters

bool newVal

¶void setMayStore(bool newVal)

Declared at: llvm/include/llvm/MCA/Instruction.h:582

Parameters

bool newVal

¶void setOptimizableMove()

Declared at: llvm/include/llvm/MCA/Instruction.h:576

¶void setRetireOOO(bool newVal)

Declared at: llvm/include/llvm/MCA/Instruction.h:586

Parameters

bool newVal

¶void setStoreBarrier(bool IsBarrier)

Declared at: llvm/include/llvm/MCA/Instruction.h:547

Parameters

bool IsBarrier