llvm::ScheduleDAGInstrs Class Reference

#include <ScheduleDAGInstrs.h>

Inheritance diagram for llvm::ScheduleDAGInstrs:

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Collaboration diagram for llvm::ScheduleDAGInstrs:

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List of all members.

Public Member Functions
	ScheduleDAGInstrs (MachineFunction &mf, const MachineLoopInfo &mli, const MachineDominatorTree &mdt)
virtual	~ScheduleDAGInstrs ()
SUnit *	NewSUnit (MachineInstr *MI)
virtual void	BuildSchedGraph ()
virtual void	ComputeLatency (SUnit *SU)
virtual MachineBasicBlock *	EmitSchedule ()
virtual void	Schedule ()=0
virtual void	dumpNode (const SUnit *SU) const
virtual std::string	getGraphNodeLabel (const SUnit *SU) const

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Detailed Description

Definition at line 25 of file ScheduleDAGInstrs.h.

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Constructor & Destructor Documentation

ScheduleDAGInstrs::ScheduleDAGInstrs	(	MachineFunction &	mf,
		const MachineLoopInfo &	mli,
		const MachineDominatorTree &	mdt
	)			[explicit]

Definition at line 94 of file ScheduleDAGInstrs.cpp.

virtual llvm::ScheduleDAGInstrs::~ScheduleDAGInstrs

(

)

[inline, virtual]

Definition at line 46 of file ScheduleDAGInstrs.h.

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Member Function Documentation

SUnit* llvm::ScheduleDAGInstrs::NewSUnit

(

MachineInstr *

MI

)

[inline]

NewSUnit - Creates a new SUnit and return a ptr to it.

Definition at line 50 of file ScheduleDAGInstrs.h.

References llvm::ScheduleDAG::SUnits.

Referenced by BuildSchedGraph().

void ScheduleDAGInstrs::BuildSchedGraph

(

)

[virtual]

BuildSchedGraph - Build SUnits from the MachineBasicBlock that we are input.

Implements llvm::ScheduleDAG.

Definition at line 175 of file ScheduleDAGInstrs.cpp.

References llvm::SUnit::addPred(), llvm::SDep::Anti, llvm::ScheduleDAG::BB, llvm::ScheduleDAG::Begin, ComputeLatency(), llvm::SDep::Data, E, llvm::ScheduleDAG::End, llvm::MachineInstr::findRegisterUseOperandIdx(), llvm::ScheduleDAG::ForceUnitLatencies(), llvm::TargetRegisterInfo::getAliasSet(), llvm::MachineInstr::getDesc(), llvm::SUnit::getInstr(), llvm::MachineLoopInfo::getLoopFor(), llvm::TargetInstrDesc::getNumOperands(), llvm::MachineInstr::getNumOperands(), llvm::TargetRegisterInfo::getNumRegs(), llvm::MachineInstr::getOperand(), llvm::MachineInstr::getParent(), llvm::MachineOperand::getParent(), llvm::MachineOperand::getReg(), llvm::TargetMachine::getSubtarget(), getUnderlyingObjectForInstr(), llvm::MachineInstr::hasOneMemOperand(), llvm::TargetInstrDesc::hasUnmodeledSideEffects(), llvm::MachineInstr::hasVolatileMemoryRef(), llvm::SmallSet< T, N >::insert(), llvm::TargetInstrDesc::isCall(), llvm::MachineOperand::isDead(), llvm::MachineOperand::isDef(), llvm::TargetInstrInfo::isInvariantLoad(), llvm::MachineInstr::isLabel(), llvm::TargetOperandInfo::isLookupPtrRegClass(), llvm::TargetRegisterInfo::isPhysicalRegister(), llvm::MachineOperand::isReg(), llvm::SUnit::isScheduleHigh, llvm::MachineMemOperand::isStore(), llvm::TargetInstrDesc::isTerminator(), llvm::MachineOperand::isUse(), llvm::MachineMemOperand::isVolatile(), Kind, llvm::SUnit::Latency, llvm::MachineBasicBlock::livein_begin(), llvm::MachineBasicBlock::livein_end(), llvm::TargetInstrDesc::mayLoad(), llvm::TargetInstrDesc::mayStore(), llvm::MachineInstr::memoperands_begin(), NewSUnit(), llvm::TargetInstrDesc::OpInfo, llvm::SDep::Order, llvm::SDep::Output, llvm::prior(), Reg, llvm::MachineInstr::registerDefIsDead(), llvm::MachineBasicBlock::size(), llvm::SUnit::Succs, llvm::ScheduleDAG::SUnits, llvm::TID::Terminator, llvm::ScheduleDAG::TII, llvm::ScheduleDAG::TM, llvm::ScheduleDAG::TRI, and V.

void ScheduleDAGInstrs::ComputeLatency

(

SUnit *

SU

)

[virtual]

ComputeLatency - Compute node latency.

Implements llvm::ScheduleDAG.

Definition at line 486 of file ScheduleDAGInstrs.cpp.

References llvm::MachineInstr::getDesc(), llvm::SUnit::getInstr(), llvm::TargetMachine::getInstrItineraryData(), llvm::InstrItineraryData::getLatency(), llvm::TargetInstrDesc::getSchedClass(), llvm::InstrItineraryData::isEmpty(), llvm::SUnit::Latency, llvm::TargetInstrDesc::mayLoad(), and llvm::ScheduleDAG::TM.

Referenced by BuildSchedGraph().

MachineBasicBlock * ScheduleDAGInstrs::EmitSchedule

(

)

[virtual]

Implements llvm::ScheduleDAG.

Definition at line 513 of file ScheduleDAGInstrs.cpp.

References llvm::ScheduleDAG::BB, llvm::ScheduleDAG::Begin, llvm::ScheduleDAG::EmitNoop(), llvm::ScheduleDAG::End, llvm::SUnit::getInstr(), llvm::MachineBasicBlock::insert(), llvm::MachineBasicBlock::remove(), and llvm::ScheduleDAG::Sequence.

virtual void llvm::ScheduleDAGInstrs::Schedule

(

)

[pure virtual]

Schedule - Order nodes according to selected style, filling in the Sequence member.

Implements llvm::ScheduleDAG.

void ScheduleDAGInstrs::dumpNode

(

const SUnit *

SU

)

const [virtual]

Implements llvm::ScheduleDAG.

Definition at line 501 of file ScheduleDAGInstrs.cpp.

References llvm::MachineInstr::dump(), and llvm::SUnit::getInstr().

std::string ScheduleDAGInstrs::getGraphNodeLabel

(

const SUnit *

SU

)

const [virtual]

getGraphNodeLabel - Return a label for an SUnit node in a visualization of the ScheduleDAG.

Implements llvm::ScheduleDAG.

Definition at line 505 of file ScheduleDAGInstrs.cpp.

References llvm::SUnit::getInstr(), llvm::MachineInstr::print(), and llvm::raw_string_ostream::str().

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

• ScheduleDAGInstrs.h
• ScheduleDAGInstrs.cpp