llvm::GCNRPTracker Class Reference

#include "Target/AMDGPU/GCNRegPressure.h"

Inheritance diagram for llvm::GCNRPTracker:

Public Types
using	LiveRegSet = DenseMap< unsigned, LaneBitmask >

Public Member Functions
const decltype(LiveRegs) &	getLiveRegs () const
const MachineInstr *	getLastTrackedMI () const
void	clearMaxPressure ()
GCNRegPressure	getPressure () const
decltype(LiveRegs)	moveLiveRegs ()

Protected Member Functions
	GCNRPTracker (const LiveIntervals &LIS_)
void	reset (const MachineInstr &MI, const LiveRegSet *LiveRegsCopy, bool After)

Protected Attributes
const LiveIntervals &	LIS
LiveRegSet	LiveRegs
GCNRegPressure	CurPressure
GCNRegPressure	MaxPressure
const MachineInstr *	LastTrackedMI = nullptr
const MachineRegisterInfo *	MRI = nullptr

Detailed Description

Definition at line 152 of file GCNRegPressure.h.

Member Typedef Documentation

LiveRegSet

using llvm::GCNRPTracker::LiveRegSet = DenseMap<unsigned, LaneBitmask>

Definition at line 154 of file GCNRegPressure.h.

Constructor & Destructor Documentation

GCNRPTracker()

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

inlineprotected

Definition at line 163 of file GCNRegPressure.h.

Member Function Documentation

clearMaxPressure()

void llvm::GCNRPTracker::clearMaxPressure ( )

inline

Definition at line 173 of file GCNRegPressure.h.

References llvm::GCNRegPressure::clear(), and MaxPressure.

getLastTrackedMI()

const MachineInstr * llvm::GCNRPTracker::getLastTrackedMI ( ) const

inline

Definition at line 171 of file GCNRegPressure.h.

References LastTrackedMI.

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

getLiveRegs()

const decltype(LiveRegs) & llvm::GCNRPTracker::getLiveRegs ( ) const

inline

Definition at line 170 of file GCNRegPressure.h.

References LiveRegs.

Referenced by llvm::GCNRegPressurePrinter::runOnMachineFunction().

getPressure()

GCNRegPressure llvm::GCNRPTracker::getPressure ( ) const

inline

Definition at line 175 of file GCNRegPressure.h.

References CurPressure.

Referenced by llvm::GCNRegPressurePrinter::runOnMachineFunction().

moveLiveRegs()

decltype(LiveRegs) llvm::GCNRPTracker::moveLiveRegs ( )

inline

Definition at line 177 of file GCNRegPressure.h.

References LiveRegs.

reset()

void GCNRPTracker::reset ( const MachineInstr &  MI, const LiveRegSet *  LiveRegsCopy, bool  After  )

protected

Definition at line 330 of file GCNRegPressure.cpp.

References After, CurPressure, llvm::getLiveRegsAfter(), llvm::getLiveRegsBefore(), llvm::MachineFunction::getRegInfo(), llvm::getRegPressure(), LIS, LiveRegs, MaxPressure, MI, and MRI.

Referenced by llvm::GCNDownwardRPTracker::reset().

Member Data Documentation

CurPressure

GCNRegPressure llvm::GCNRPTracker::CurPressure

protected

Definition at line 159 of file GCNRegPressure.h.

Referenced by llvm::GCNDownwardRPTracker::advanceBeforeNext(), llvm::GCNDownwardRPTracker::advanceToNext(), getPressure(), llvm::GCNUpwardRPTracker::isValid(), llvm::GCNUpwardRPTracker::recede(), reset(), llvm::GCNUpwardRPTracker::reset(), and llvm::GCNUpwardRPTracker::resetMaxPressure().

LastTrackedMI

const MachineInstr* llvm::GCNRPTracker::LastTrackedMI = nullptr

protected

Definition at line 160 of file GCNRegPressure.h.

Referenced by llvm::GCNDownwardRPTracker::advanceBeforeNext(), llvm::GCNDownwardRPTracker::advanceToNext(), getLastTrackedMI(), llvm::GCNUpwardRPTracker::recede(), llvm::GCNDownwardRPTracker::reset(), and llvm::GCNUpwardRPTracker::reset().

LIS

const LiveIntervals& llvm::GCNRPTracker::LIS

protected

Definition at line 157 of file GCNRegPressure.h.

Referenced by llvm::GCNDownwardRPTracker::advanceBeforeNext(), llvm::GCNUpwardRPTracker::isValid(), llvm::GCNUpwardRPTracker::recede(), reset(), and llvm::GCNUpwardRPTracker::reset().

LiveRegs

LiveRegSet llvm::GCNRPTracker::LiveRegs

protected

Definition at line 158 of file GCNRegPressure.h.

Referenced by llvm::GCNDownwardRPTracker::advanceBeforeNext(), llvm::GCNDownwardRPTracker::advanceToNext(), getLiveRegs(), llvm::GCNUpwardRPTracker::isValid(), moveLiveRegs(), llvm::GCNUpwardRPTracker::recede(), reset(), and llvm::GCNUpwardRPTracker::reset().

MaxPressure

GCNRegPressure llvm::GCNRPTracker::MaxPressure

protected

Definition at line 159 of file GCNRegPressure.h.

Referenced by llvm::GCNDownwardRPTracker::advanceBeforeNext(), llvm::GCNDownwardRPTracker::advanceToNext(), clearMaxPressure(), llvm::GCNUpwardRPTracker::getMaxPressure(), llvm::GCNUpwardRPTracker::getMaxPressureAndReset(), llvm::GCNDownwardRPTracker::moveMaxPressure(), llvm::GCNUpwardRPTracker::recede(), reset(), llvm::GCNUpwardRPTracker::reset(), and llvm::GCNUpwardRPTracker::resetMaxPressure().

MRI

const MachineRegisterInfo* llvm::GCNRPTracker::MRI = nullptr

mutableprotected

Definition at line 161 of file GCNRegPressure.h.

Referenced by llvm::GCNDownwardRPTracker::advanceBeforeNext(), llvm::GCNDownwardRPTracker::advanceToNext(), llvm::GCNUpwardRPTracker::isValid(), llvm::GCNUpwardRPTracker::recede(), llvm::GCNDownwardRPTracker::reset(), reset(), and llvm::GCNUpwardRPTracker::reset().

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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