llvm::mca::Instruction Class Reference

An instruction propagated through the simulated instruction pipeline. More...

#include "llvm/MCA/Instruction.h"

Inheritance diagram for llvm::mca::Instruction:

Collaboration diagram for llvm::mca::Instruction:

Public Member Functions
	Instruction (const InstrDesc &D)
unsigned	getRCUTokenID () const
int	getCyclesLeft () const
void	dispatch (unsigned RCUTokenID)
void	execute ()
void	update ()
bool	isDispatched () const
bool	isReady () const
bool	isExecuting () const
bool	isExecuted () const
bool	isRetired () const
bool	isEliminated () const
void	forceExecuted ()
void	retire ()
void	cycleEvent ()
Public Member Functions inherited from llvm::mca::InstructionBase
	InstructionBase (const InstrDesc &D)
SmallVectorImpl< WriteState > &	getDefs ()
const ArrayRef< WriteState >	getDefs () const
SmallVectorImpl< ReadState > &	getUses ()
const ArrayRef< ReadState >	getUses () const
const InstrDesc &	getDesc () const
unsigned	getLatency () const
bool	hasDependentUsers () const
unsigned	getNumUsers () const
bool	isOptimizableMove () const
void	setOptimizableMove ()

Detailed Description

An instruction propagated through the simulated instruction pipeline.

This class is used to monitor changes to the internal state of instructions that are sent to the various components of the simulated hardware pipeline.

Definition at line 407 of file Instruction.h.

Constructor & Destructor Documentation

Instruction()

llvm::mca::Instruction::Instruction ( const InstrDesc &  D )

inline

Definition at line 428 of file Instruction.h.

Member Function Documentation

cycleEvent()

void llvm::mca::Instruction::cycleEvent

(

)

Definition at line 178 of file Instruction.cpp.

References assert(), llvm::tgtok::Def, llvm::mca::ReadState::isReady(), and llvm::max().

Referenced by llvm::mca::Scheduler::cycleEvent().

dispatch()

void llvm::mca::Instruction::dispatch

(

unsigned

RCUTokenID

)

Definition at line 129 of file Instruction.cpp.

References assert().

execute()

void llvm::mca::Instruction::execute

(

)

Definition at line 138 of file Instruction.cpp.

References assert(), and getLatency().

Referenced by llvm::mca::Scheduler::isAvailable().

forceExecuted()

void llvm::mca::Instruction::forceExecuted

(

)

Definition at line 153 of file Instruction.cpp.

References assert().

Referenced by llvm::mca::verifyInstructionEliminated().

getCyclesLeft()

int llvm::mca::Instruction::getCyclesLeft ( ) const

inline

Definition at line 433 of file Instruction.h.

getRCUTokenID()

unsigned llvm::mca::Instruction::getRCUTokenID ( ) const

inline

Definition at line 432 of file Instruction.h.

Referenced by llvm::mca::RetireStage::execute().

isDispatched()

bool llvm::mca::Instruction::isDispatched ( ) const

inline

Definition at line 452 of file Instruction.h.

isEliminated()

bool llvm::mca::Instruction::isEliminated ( ) const

inline

Definition at line 458 of file Instruction.h.

References llvm::all_of(), llvm::mca::WriteState::isEliminated(), and llvm::RISCVFenceField::W.

Referenced by llvm::mca::ExecuteStage::execute(), and llvm::mca::verifyInstructionEliminated().

isExecuted()

bool llvm::mca::Instruction::isExecuted ( ) const

inline

Definition at line 455 of file Instruction.h.

Referenced by llvm::mca::ExecuteStage::isAvailable(), llvm::mca::Scheduler::isAvailable(), and llvm::mca::Scheduler::select().

isExecuting()

bool llvm::mca::Instruction::isExecuting ( ) const

inline

Definition at line 454 of file Instruction.h.

Referenced by llvm::mca::Scheduler::isAvailable().

isReady()

bool llvm::mca::Instruction::isReady ( ) const

inline

Definition at line 453 of file Instruction.h.

Referenced by llvm::mca::Scheduler::isReady(), llvm::mca::Scheduler::issueInstruction(), and llvm::mca::verifyInstructionEliminated().

isRetired()

bool llvm::mca::Instruction::isRetired ( ) const

inline

Definition at line 456 of file Instruction.h.

retire()

void llvm::mca::Instruction::retire ( )

inline

Definition at line 467 of file Instruction.h.

References assert().

Referenced by llvm::mca::RetireControlUnit::consumeCurrentToken().

update()

void llvm::mca::Instruction::update

(

)

Definition at line 159 of file Instruction.cpp.

References llvm::all_of(), assert(), llvm::tgtok::Def, getLatency(), and llvm::mca::ReadState::isReady().

Referenced by llvm::mca::Scheduler::issueInstruction().

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

• include/llvm/MCA/Instruction.h
• lib/MCA/Instruction.cpp