llvm::PBQP::RegAlloc::NodeMetadata Class Reference

Holds solver state and other metadata relevant to each PBQP RA node. More...

#include "llvm/CodeGen/RegAllocPBQP.h"

Public Types
using	AllowedRegVector = RegAlloc::AllowedRegVector
using	ReductionState = enum { Unprocessed, NotProvablyAllocatable, ConservativelyAllocatable, OptimallyReducible }

Public Member Functions
	NodeMetadata ()=default
	NodeMetadata (const NodeMetadata &Other)
	NodeMetadata (NodeMetadata &&)=default
NodeMetadata &	operator= (NodeMetadata &&)=default
void	setVReg (unsigned VReg)
unsigned	getVReg () const
void	setAllowedRegs (GraphMetadata::AllowedRegVecRef AllowedRegs)
const AllowedRegVector &	getAllowedRegs () const
void	setup (const Vector &Costs)
ReductionState	getReductionState () const
void	setReductionState (ReductionState RS)
void	handleAddEdge (const MatrixMetadata &MD, bool Transpose)
void	handleRemoveEdge (const MatrixMetadata &MD, bool Transpose)
bool	isConservativelyAllocatable () const
bool	wasConservativelyAllocatable () const

Detailed Description

Holds solver state and other metadata relevant to each PBQP RA node.

Definition at line 168 of file RegAllocPBQP.h.

Member Typedef Documentation

AllowedRegVector

using llvm::PBQP::RegAlloc::NodeMetadata::AllowedRegVector = RegAlloc::AllowedRegVector

Definition at line 170 of file RegAllocPBQP.h.

ReductionState

using llvm::PBQP::RegAlloc::NodeMetadata::ReductionState = enum { Unprocessed, NotProvablyAllocatable, ConservativelyAllocatable, OptimallyReducible }

Definition at line 180 of file RegAllocPBQP.h.

Constructor & Destructor Documentation

NodeMetadata() [1/3]

llvm::PBQP::RegAlloc::NodeMetadata::NodeMetadata ( )

default

NodeMetadata() [2/3]

llvm::PBQP::RegAlloc::NodeMetadata::NodeMetadata ( const NodeMetadata &  Other )

inline

Definition at line 184 of file RegAllocPBQP.h.

References llvm::copy(), and llvm::PBQP::RegAlloc::MatrixMetadata::operator=().

NodeMetadata() [3/3]

llvm::PBQP::RegAlloc::NodeMetadata::NodeMetadata ( NodeMetadata &&  )

default

Member Function Documentation

getAllowedRegs()

const AllowedRegVector& llvm::PBQP::RegAlloc::NodeMetadata::getAllowedRegs ( ) const

inline

Definition at line 207 of file RegAllocPBQP.h.

getReductionState()

ReductionState llvm::PBQP::RegAlloc::NodeMetadata::getReductionState ( ) const

inline

Definition at line 214 of file RegAllocPBQP.h.

Referenced by llvm::PBQP::RegAlloc::RegAllocSolverImpl::handleUpdateCosts().

getVReg()

unsigned llvm::PBQP::RegAlloc::NodeMetadata::getVReg ( ) const

inline

Definition at line 202 of file RegAllocPBQP.h.

handleAddEdge()

void llvm::PBQP::RegAlloc::NodeMetadata::handleAddEdge ( const MatrixMetadata &  MD, bool  Transpose  )

inline

Definition at line 227 of file RegAllocPBQP.h.

References llvm::PBQP::RegAlloc::MatrixMetadata::getUnsafeCols(), llvm::PBQP::RegAlloc::MatrixMetadata::getUnsafeRows(), llvm::PBQP::RegAlloc::MatrixMetadata::getWorstCol(), and llvm::PBQP::RegAlloc::MatrixMetadata::getWorstRow().

Referenced by llvm::PBQP::RegAlloc::RegAllocSolverImpl::handleReconnectEdge(), and llvm::PBQP::RegAlloc::RegAllocSolverImpl::handleUpdateCosts().

handleRemoveEdge()

void llvm::PBQP::RegAlloc::NodeMetadata::handleRemoveEdge ( const MatrixMetadata &  MD, bool  Transpose  )

inline

Definition at line 235 of file RegAllocPBQP.h.

References llvm::PBQP::RegAlloc::MatrixMetadata::getUnsafeCols(), llvm::PBQP::RegAlloc::MatrixMetadata::getUnsafeRows(), llvm::PBQP::RegAlloc::MatrixMetadata::getWorstCol(), and llvm::PBQP::RegAlloc::MatrixMetadata::getWorstRow().

Referenced by llvm::PBQP::RegAlloc::RegAllocSolverImpl::handleDisconnectEdge(), and llvm::PBQP::RegAlloc::RegAllocSolverImpl::handleUpdateCosts().

isConservativelyAllocatable()

bool llvm::PBQP::RegAlloc::NodeMetadata::isConservativelyAllocatable ( ) const

inline

Definition at line 243 of file RegAllocPBQP.h.

References llvm::find().

Referenced by llvm::PBQP::RegAlloc::RegAllocSolverImpl::handleUpdateCosts().

operator=()

NodeMetadata& llvm::PBQP::RegAlloc::NodeMetadata::operator= ( NodeMetadata &&  )

default

setAllowedRegs()

void llvm::PBQP::RegAlloc::NodeMetadata::setAllowedRegs ( GraphMetadata::AllowedRegVecRef  AllowedRegs )

inline

Definition at line 204 of file RegAllocPBQP.h.

setReductionState()

void llvm::PBQP::RegAlloc::NodeMetadata::setReductionState ( ReductionState  RS )

inline

Definition at line 215 of file RegAllocPBQP.h.

References assert().

setup()

void llvm::PBQP::RegAlloc::NodeMetadata::setup ( const Vector &  Costs )

inline

Definition at line 209 of file RegAllocPBQP.h.

References llvm::PBQP::Vector::getLength().

setVReg()

void llvm::PBQP::RegAlloc::NodeMetadata::setVReg ( unsigned  VReg )

inline

Definition at line 201 of file RegAllocPBQP.h.

wasConservativelyAllocatable()

bool llvm::PBQP::RegAlloc::NodeMetadata::wasConservativelyAllocatable ( ) const

inline

Definition at line 250 of file RegAllocPBQP.h.

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

• include/llvm/CodeGen/RegAllocPBQP.h