llvm::DFAPacketizer Class Reference

#include "llvm/CodeGen/DFAPacketizer.h"

Public Member Functions
	DFAPacketizer (const InstrItineraryData *InstrItins, Automaton< uint64_t > a, ArrayRef< unsigned > ItinActions)
void	clearResources ()
void	setTrackResources (bool Track)
bool	canReserveResources (const MCInstrDesc *MID)
void	reserveResources (const MCInstrDesc *MID)
bool	canReserveResources (MachineInstr &MI)
void	reserveResources (MachineInstr &MI)
unsigned	getUsedResources (unsigned InstIdx)
const InstrItineraryData *	getInstrItins () const

Detailed Description

Definition at line 73 of file DFAPacketizer.h.

Constructor & Destructor Documentation

DFAPacketizer()

llvm::DFAPacketizer::DFAPacketizer ( const InstrItineraryData *  InstrItins, Automaton< uint64_t >  a, ArrayRef< unsigned >  ItinActions  )

inline

Definition at line 82 of file DFAPacketizer.h.

Member Function Documentation

canReserveResources() [1/2]

bool DFAPacketizer::canReserveResources

(

const MCInstrDesc *

MID

)

Definition at line 55 of file DFAPacketizer.cpp.

References llvm::Automaton< ActionT >::canAdd(), and llvm::MCInstrDesc::getSchedClass().

Referenced by llvm::HexagonPacketizerList::addToPacket(), llvm::HexagonPacketizerList::canPromoteToDotNew(), canReserveResources(), llvm::HexagonHazardRecognizer::EmitInstruction(), llvm::HexagonHazardRecognizer::getHazardType(), llvm::VLIWResourceModel::isResourceAvailable(), llvm::VLIWPacketizerList::PacketizeMIs(), llvm::HexagonPacketizerList::shouldAddToPacket(), and llvm::HexagonPacketizerList::tryAllocateResourcesForConstExt().

canReserveResources() [2/2]

bool DFAPacketizer::canReserveResources

(

MachineInstr &

MI

)

Definition at line 73 of file DFAPacketizer.cpp.

References canReserveResources(), and MI.

clearResources()

void llvm::DFAPacketizer::clearResources ( )

inline

Definition at line 90 of file DFAPacketizer.h.

Referenced by llvm::HexagonHazardRecognizer::AdvanceCycle(), llvm::VLIWResourceModel::reset(), llvm::HexagonHazardRecognizer::Reset(), and llvm::VLIWResourceModel::VLIWResourceModel().

getInstrItins()

const InstrItineraryData * llvm::DFAPacketizer::getInstrItins ( ) const

inline

Definition at line 126 of file DFAPacketizer.h.

Referenced by llvm::HexagonPacketizerList::ignorePseudoInstruction().

getUsedResources()

unsigned DFAPacketizer::getUsedResources

(

unsigned

InstIdx

)

Definition at line 85 of file DFAPacketizer.cpp.

References assert(), llvm::ArrayRef< T >::empty(), llvm::ArrayRef< T >::front(), and llvm::Automaton< ActionT >::getNfaPaths().

reserveResources() [1/2]

void DFAPacketizer::reserveResources

(

const MCInstrDesc *

MID

)

Definition at line 64 of file DFAPacketizer.cpp.

References llvm::Automaton< ActionT >::add(), and llvm::MCInstrDesc::getSchedClass().

Referenced by llvm::VLIWPacketizerList::addToPacket(), llvm::HexagonPacketizerList::addToPacket(), llvm::HexagonHazardRecognizer::EmitInstruction(), reserveResources(), llvm::VLIWResourceModel::reserveResources(), and llvm::HexagonPacketizerList::tryAllocateResourcesForConstExt().

reserveResources() [2/2]

void DFAPacketizer::reserveResources

(

MachineInstr &

MI

)

Definition at line 80 of file DFAPacketizer.cpp.

References MI, and reserveResources().

setTrackResources()

void llvm::DFAPacketizer::setTrackResources ( bool  Track )

inline

Definition at line 97 of file DFAPacketizer.h.

Referenced by llvm::VLIWPacketizerList::VLIWPacketizerList().

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

• include/llvm/CodeGen/DFAPacketizer.h
• lib/CodeGen/DFAPacketizer.cpp