llvm::GCNUpwardRPTracker Class Reference

#include "Target/AMDGPU/GCNRegPressure.h"

Inheritance diagram for llvm::GCNUpwardRPTracker:

Public Member Functions
	GCNUpwardRPTracker (const LiveIntervals &LIS_)
void	reset (const MachineInstr &MI, const LiveRegSet *LiveRegs=nullptr)
void	recede (const MachineInstr &MI)
bool	isValid () const
Public Member Functions inherited from llvm::GCNRPTracker
const decltype(LiveRegs) &	getLiveRegs () const
const MachineInstr *	getLastTrackedMI () const
void	clearMaxPressure ()
decltype(MaxPressure)	moveMaxPressure ()
decltype(LiveRegs)	moveLiveRegs ()

Additional Inherited Members
Public Types inherited from llvm::GCNRPTracker
using	LiveRegSet = DenseMap< unsigned, LaneBitmask >
Protected Member Functions inherited from llvm::GCNRPTracker
	GCNRPTracker (const LiveIntervals &LIS_)
void	reset (const MachineInstr &MI, const LiveRegSet *LiveRegsCopy, bool After)
Protected Attributes inherited from llvm::GCNRPTracker
const LiveIntervals &	LIS
LiveRegSet	LiveRegs
GCNRegPressure	CurPressure
GCNRegPressure	MaxPressure
const MachineInstr *	LastTrackedMI = nullptr
const MachineRegisterInfo *	MRI = nullptr

Detailed Description

Definition at line 143 of file GCNRegPressure.h.

Constructor & Destructor Documentation

GCNUpwardRPTracker()

llvm::GCNUpwardRPTracker::GCNUpwardRPTracker ( const LiveIntervals &  LIS_ )

inline

Definition at line 145 of file GCNRegPressure.h.

Member Function Documentation

isValid()

bool GCNUpwardRPTracker::isValid

(

)

const

Definition at line 446 of file GCNRegPressure.cpp.

References llvm::GCNRPTracker::CurPressure, llvm::dbgs(), llvm::SlotIndex::getBaseIndex(), llvm::LiveIntervals::getInstructionIndex(), llvm::getLiveRegs(), llvm::getRegPressure(), llvm::MachineRegisterInfo::getTargetRegisterInfo(), llvm::isEqual(), llvm::GCNRPTracker::LIS, llvm::GCNRPTracker::LiveRegs, llvm::GCNRPTracker::MRI, llvm::print(), llvm::reportMismatch(), and SI.

Referenced by llvm::GCNIterativeScheduler::getRegionPressure().

recede()

void GCNUpwardRPTracker::recede

(

const MachineInstr &

MI

)

Definition at line 270 of file GCNRegPressure.cpp.

References assert(), collectVirtualRegUses(), llvm::GCNRPTracker::CurPressure, llvm::DenseMapBase< DerivedT, KeyT, ValueT, KeyInfoT, BucketT >::end(), llvm::DenseMapBase< DerivedT, KeyT, ValueT, KeyInfoT, BucketT >::erase(), llvm::DenseMapBase< DerivedT, KeyT, ValueT, KeyInfoT, BucketT >::find(), llvm::getRegPressure(), I, llvm::GCNRegPressure::inc(), llvm::GCNRPTracker::LastTrackedMI, llvm::GCNRPTracker::LIS, llvm::GCNRPTracker::LiveRegs, llvm::max(), llvm::GCNRPTracker::MaxPressure, MI, and llvm::GCNRPTracker::MRI.

Referenced by llvm::GCNIterativeScheduler::getRegionPressure().

reset()

void GCNUpwardRPTracker::reset	(	const MachineInstr &	MI,
		const LiveRegSet *	LiveRegs = nullptr
	)

Definition at line 265 of file GCNRegPressure.cpp.

References MI, and llvm::GCNRPTracker::reset().

Referenced by llvm::GCNIterativeScheduler::getRegionPressure().

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

• lib/Target/AMDGPU/GCNRegPressure.h
• lib/Target/AMDGPU/GCNRegPressure.cpp