#include "llvm/MCA/Stages/RetireStage.h"
Public Member Functions | |
| RetireStage (RetireControlUnit &R, RegisterFile &F, LSUnitBase &LS) | |
| bool | hasWorkToComplete () const override |
| Returns true if some instructions are still executing this stage. | |
| Error | cycleStart () override |
| Called once at the start of each cycle. | |
| Error | cycleEnd () override |
| Called once at the end of each cycle. | |
| Error | execute (InstRef &IR) override |
| The primary action that this stage performs on instruction IR. | |
| void | notifyInstructionRetired (const InstRef &IR) const |
 Public Member Functions inherited from llvm::mca::Stage | |
| Stage ()=default | |
| virtual | ~Stage () |
| virtual bool | isAvailable (const InstRef &IR) const |
| Returns true if it can execute IR during this cycle. | |
| virtual bool | hasWorkToComplete () const =0 |
| Returns true if some instructions are still executing this stage. | |
| virtual Error | cycleStart () |
| Called once at the start of each cycle. | |
| virtual Error | cycleResume () |
| Called after the pipeline is resumed from pausing state. | |
| virtual Error | cycleEnd () |
| Called once at the end of each cycle. | |
| virtual Error | execute (InstRef &IR)=0 |
| The primary action that this stage performs on instruction IR. | |
| void | setNextInSequence (Stage *NextStage) |
| bool | checkNextStage (const InstRef &IR) const |
| Error | moveToTheNextStage (InstRef &IR) |
| Called when an instruction is ready to move the next pipeline stage. | |
| void | addListener (HWEventListener *Listener) |
| Add a listener to receive callbacks during the execution of this stage. | |
| template<typename EventT > | |
| void | notifyEvent (const EventT &Event) const |
| Notify listeners of a particular hardware event. | |
Additional Inherited Members | |
| Protected Member Functions inherited from llvm::mca::Stage | |
| const std::set< HWEventListener * > & | getListeners () const |
Detailed Description
Definition at line 28 of file RetireStage.h.
Constructor & Destructor Documentation
◆ RetireStage()
|
inline |
Definition at line 38 of file RetireStage.h.
Member Function Documentation
◆ cycleEnd()
|
overridevirtual |
Called once at the end of each cycle.
Reimplemented from llvm::mca::Stage.
Definition at line 44 of file RetireStage.cpp.
References llvm::mca::RegisterFile::cycleEnd().
◆ cycleStart()
|
overridevirtual |
Called once at the start of each cycle.
This can be used as a setup phase to prepare for the executions during the cycle.
Reimplemented from llvm::mca::Stage.
Definition at line 25 of file RetireStage.cpp.
References llvm::mca::RetireControlUnit::consumeCurrentToken(), llvm::mca::RegisterFile::cycleStart(), llvm::mca::RetireControlUnit::RUToken::Executed, llvm::mca::RetireControlUnit::getCurrentToken(), llvm::mca::RetireControlUnit::getMaxRetirePerCycle(), llvm::mca::RetireControlUnit::RUToken::IR, llvm::mca::RetireControlUnit::isEmpty(), and notifyInstructionRetired().
◆ execute()
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overridevirtual |
The primary action that this stage performs on instruction IR.
Implements llvm::mca::Stage.
Definition at line 49 of file RetireStage.cpp.
References assert(), llvm::mca::Instruction::getRCUTokenID(), IR, llvm::mca::RegisterFile::onInstructionExecuted(), llvm::mca::RetireControlUnit::onInstructionExecuted(), and llvm::mca::RetireControlUnit::UnhandledTokenID.
◆ hasWorkToComplete()
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inlineoverridevirtual |
Returns true if some instructions are still executing this stage.
Implements llvm::mca::Stage.
Definition at line 41 of file RetireStage.h.
◆ notifyInstructionRetired()
Definition at line 60 of file RetireStage.cpp.
References llvm::dbgs(), llvm::mca::InstructionBase::getDefs(), llvm::mca::RegisterFile::getNumRegisterFiles(), IR, llvm::mca::InstructionBase::isMemOp(), LLVM_DEBUG, llvm::mca::LSUnitBase::onInstructionRetired(), and llvm::mca::RegisterFile::removeRegisterWrite().
Referenced by cycleStart().
The documentation for this class was generated from the following files:
- include/llvm/MCA/Stages/RetireStage.h
- lib/MCA/Stages/RetireStage.cpp
