llvm::rdf::DataFlowGraph Struct Reference

#include "llvm/CodeGen/RDFGraph.h"

Classes
struct	DefStack

Public Types
using	DefStackMap = std::unordered_map< RegisterId, DefStack >

Public Member Functions
	DataFlowGraph (MachineFunction &mf, const TargetInstrInfo &tii, const TargetRegisterInfo &tri, const MachineDominatorTree &mdt, const MachineDominanceFrontier &mdf, const TargetOperandInfo &toi)
NodeBase *	ptr (NodeId N) const
template<typename T >
T	ptr (NodeId N) const
NodeId	id (const NodeBase *P) const
template<typename T >
NodeAddr< T >	addr (NodeId N) const
NodeAddr< FuncNode * >	getFunc () const
MachineFunction &	getMF () const
const TargetInstrInfo &	getTII () const
const TargetRegisterInfo &	getTRI () const
const PhysicalRegisterInfo &	getPRI () const
const MachineDominatorTree &	getDT () const
const MachineDominanceFrontier &	getDF () const
const RegisterAggr &	getLiveIns () const
void	build (unsigned Options=BuildOptions::None)
void	pushAllDefs (NodeAddr< InstrNode * > IA, DefStackMap &DM)
void	markBlock (NodeId B, DefStackMap &DefM)
void	releaseBlock (NodeId B, DefStackMap &DefM)
PackedRegisterRef	pack (RegisterRef RR)
PackedRegisterRef	pack (RegisterRef RR) const
RegisterRef	unpack (PackedRegisterRef PR) const
RegisterRef	makeRegRef (unsigned Reg, unsigned Sub) const
RegisterRef	makeRegRef (const MachineOperand &Op) const
RegisterRef	restrictRef (RegisterRef AR, RegisterRef BR) const
NodeAddr< RefNode * >	getNextRelated (NodeAddr< InstrNode * > IA, NodeAddr< RefNode * > RA) const
NodeAddr< RefNode * >	getNextShadow (NodeAddr< InstrNode * > IA, NodeAddr< RefNode * > RA, bool Create)
NodeAddr< RefNode * >	getNextShadow (NodeAddr< InstrNode * > IA, NodeAddr< RefNode * > RA) const
NodeList	getRelatedRefs (NodeAddr< InstrNode * > IA, NodeAddr< RefNode * > RA) const
NodeAddr< BlockNode * >	findBlock (MachineBasicBlock *BB) const
void	unlinkUse (NodeAddr< UseNode * > UA, bool RemoveFromOwner)
void	unlinkDef (NodeAddr< DefNode * > DA, bool RemoveFromOwner)

Static Public Member Functions
template<uint16_t Kind>
static bool	IsRef (const NodeAddr< NodeBase * > BA)
template<uint16_t Kind>
static bool	IsCode (const NodeAddr< NodeBase * > BA)
static bool	IsDef (const NodeAddr< NodeBase * > BA)
static bool	IsUse (const NodeAddr< NodeBase * > BA)
static bool	IsPhi (const NodeAddr< NodeBase * > BA)
static bool	IsPreservingDef (const NodeAddr< DefNode * > DA)

Detailed Description

Definition at line 644 of file RDFGraph.h.

Member Typedef Documentation

DefStackMap

using llvm::rdf::DataFlowGraph::DefStackMap = std::unordered_map<RegisterId, DefStack>

Definition at line 733 of file RDFGraph.h.

Constructor & Destructor Documentation

DataFlowGraph()

DataFlowGraph::DataFlowGraph	(	MachineFunction &	mf,
		const TargetInstrInfo &	tii,
		const TargetRegisterInfo &	tri,
		const MachineDominatorTree &	mdt,
		const MachineDominanceFrontier &	mdf,
		const TargetOperandInfo &	toi
	)

Definition at line 651 of file RDFGraph.cpp.

Member Function Documentation

addr()

template<typename T >

NodeAddr<T> llvm::rdf::DataFlowGraph::addr ( NodeId  N ) const

inline

Definition at line 656 of file RDFGraph.h.

References N.

Referenced by llvm::rdf::BlockNode::addPhi(), llvm::rdf::DeadCodeElimination::collect(), llvm::rdf::Liveness::computeLiveIns(), llvm::rdf::Liveness::computePhiInfo(), llvm::rdf::DeadCodeElimination::erase(), llvm::rdf::Liveness::getAllReachedUses(), llvm::rdf::CodeNode::getFirstMember(), llvm::rdf::CodeNode::getLastMember(), llvm::rdf::RefNode::getOwner(), llvm::rdf::InstrNode::getOwner(), llvm::rdf::CodeNode::removeMember(), and llvm::rdf::CopyPropagation::run().

build()

void DataFlowGraph::build

(

unsigned

Options = BuildOptions::None

)

Definition at line 868 of file RDFGraph.cpp.

References llvm::rdf::CodeNode::addMember(), llvm::rdf::NodeAddr< T >::Addr, assert(), B, llvm::M68kBeads::DA, DM, E, llvm::MachineFunction::empty(), findBlock(), llvm::rdf::BlockNode::getCode(), I, llvm::rdf::RegisterAggr::insert(), llvm::rdf::BuildOptions::KeepDeadPhis, llvm::MachineBasicBlock::liveins(), llvm::MachineRegisterInfo::liveins(), llvm::rdf::CodeNode::members(), MRI, Options, P, PB(), llvm::rdf::NodeAttrs::PhiRef, llvm::MachineBasicBlock::pred_empty(), llvm::rdf::NodeAttrs::Preserving, RA, llvm::rdf::RegisterAggr::rr_begin(), llvm::rdf::RegisterAggr::rr_end(), and llvm::MachineRegisterInfo::tracksLiveness().

findBlock()

NodeAddr<BlockNode*> llvm::rdf::DataFlowGraph::findBlock ( MachineBasicBlock *  BB ) const

inline

Definition at line 764 of file RDFGraph.h.

References BB.

Referenced by build(), and llvm::rdf::Liveness::getNearestAliasedRef().

getDF()

const MachineDominanceFrontier& llvm::rdf::DataFlowGraph::getDF ( ) const

inline

Definition at line 666 of file RDFGraph.h.

getDT()

const MachineDominatorTree& llvm::rdf::DataFlowGraph::getDT ( ) const

inline

Definition at line 665 of file RDFGraph.h.

getFunc()

NodeAddr<FuncNode*> llvm::rdf::DataFlowGraph::getFunc ( ) const

inline

Definition at line 660 of file RDFGraph.h.

Referenced by llvm::rdf::DeadCodeElimination::collect(), llvm::rdf::Liveness::computeLiveIns(), and llvm::rdf::Liveness::computePhiInfo().

getLiveIns()

const RegisterAggr& llvm::rdf::DataFlowGraph::getLiveIns ( ) const

inline

Definition at line 667 of file RDFGraph.h.

Referenced by llvm::rdf::Liveness::computeLiveIns().

getMF()

MachineFunction& llvm::rdf::DataFlowGraph::getMF ( ) const

inline

Definition at line 661 of file RDFGraph.h.

Referenced by llvm::rdf::Liveness::computeLiveIns(), llvm::rdf::Liveness::resetKills(), llvm::rdf::Liveness::resetLiveIns(), and llvm::rdf::CopyPropagation::run().

getNextRelated()

NodeAddr< RefNode * > DataFlowGraph::getNextRelated	(	NodeAddr< InstrNode * >	IA,
		NodeAddr< RefNode * >	RA
	)		const

Definition at line 1151 of file RDFGraph.cpp.

References llvm::rdf::NodeAddr< T >::Addr, assert(), llvm::rdf::NodeBase::getKind(), llvm::rdf::PhiUseNode::getPredecessor(), llvm::rdf::NodeAddr< T >::Id, RA, llvm::rdf::NodeAttrs::Stmt, llvm::X86II::TA, and llvm::rdf::NodeAttrs::Use.

getNextShadow() [1/2]

NodeAddr< RefNode * > DataFlowGraph::getNextShadow	(	NodeAddr< InstrNode * >	IA,
		NodeAddr< RefNode * >	RA
	)		const

Definition at line 1233 of file RDFGraph.cpp.

References assert(), llvm::rdf::NodeAddr< T >::Id, RA, llvm::rdf::NodeAttrs::Shadow, and llvm::X86II::TA.

getNextShadow() [2/2]

NodeAddr< RefNode * > DataFlowGraph::getNextShadow	(	NodeAddr< InstrNode * >	IA,
		NodeAddr< RefNode * >	RA,
		bool	Create
	)

Definition at line 1212 of file RDFGraph.cpp.

References llvm::rdf::CodeNode::addMemberAfter(), llvm::rdf::NodeAddr< T >::Addr, assert(), llvm::rdf::NodeAddr< T >::Id, RA, llvm::rdf::NodeBase::setFlags(), llvm::rdf::NodeAttrs::Shadow, and llvm::X86II::TA.

getPRI()

const PhysicalRegisterInfo& llvm::rdf::DataFlowGraph::getPRI ( ) const

inline

Definition at line 664 of file RDFGraph.h.

getRelatedRefs()

NodeList DataFlowGraph::getRelatedRefs	(	NodeAddr< InstrNode * >	IA,
		NodeAddr< RefNode * >	RA
	)		const

Definition at line 1125 of file RDFGraph.cpp.

References assert(), llvm::rdf::NodeAddr< T >::Id, and RA.

Referenced by llvm::rdf::Liveness::computeLiveIns(), and llvm::rdf::Liveness::computePhiInfo().

getTII()

const TargetInstrInfo& llvm::rdf::DataFlowGraph::getTII ( ) const

inline

Definition at line 662 of file RDFGraph.h.

getTRI()

const TargetRegisterInfo& llvm::rdf::DataFlowGraph::getTRI ( ) const

inline

Definition at line 663 of file RDFGraph.h.

Referenced by llvm::rdf::CopyPropagation::interpretAsCopy(), and llvm::rdf::CopyPropagation::run().

id()

NodeId DataFlowGraph::id

(

const NodeBase *

P

)

const

Definition at line 773 of file RDFGraph.cpp.

References P.

Referenced by llvm::rdf::CodeNode::addMember().

IsCode()

template<uint16_t Kind>

static bool llvm::rdf::DataFlowGraph::IsCode ( const NodeAddr< NodeBase * >  BA )

inlinestatic

Definition at line 788 of file RDFGraph.h.

References llvm::rdf::NodeAddr< T >::Addr, and llvm::rdf::NodeAttrs::Code.

Referenced by llvm::rdf::DeadCodeElimination::collect(), llvm::rdf::Liveness::computeLiveIns(), llvm::rdf::Liveness::computePhiInfo(), llvm::rdf::DeadCodeElimination::erase(), and llvm::rdf::CopyPropagation::run().

IsDef()

static bool llvm::rdf::DataFlowGraph::IsDef ( const NodeAddr< NodeBase * >  BA )

inlinestatic

Definition at line 793 of file RDFGraph.h.

References llvm::rdf::NodeAddr< T >::Addr, llvm::rdf::NodeAttrs::Def, and llvm::rdf::NodeAttrs::Ref.

Referenced by llvm::rdf::DeadCodeElimination::collect(), llvm::rdf::DeadCodeElimination::erase(), llvm::rdf::Liveness::getNearestAliasedRef(), and llvm::rdf::CopyPropagation::run().

IsPhi()

static bool llvm::rdf::DataFlowGraph::IsPhi ( const NodeAddr< NodeBase * >  BA )

inlinestatic

Definition at line 803 of file RDFGraph.h.

References llvm::rdf::NodeAddr< T >::Addr, llvm::rdf::NodeAttrs::Code, and llvm::rdf::NodeAttrs::Phi.

IsPreservingDef()

static bool llvm::rdf::DataFlowGraph::IsPreservingDef ( const NodeAddr< DefNode * >  DA )

inlinestatic

Definition at line 808 of file RDFGraph.h.

References llvm::M68kBeads::DA, llvm::rdf::NodeAttrs::Preserving, and llvm::rdf::NodeAttrs::Undef.

Referenced by llvm::rdf::Liveness::getAllReachedUses().

IsRef()

template<uint16_t Kind>

static bool llvm::rdf::DataFlowGraph::IsRef ( const NodeAddr< NodeBase * >  BA )

inlinestatic

Definition at line 782 of file RDFGraph.h.

References llvm::rdf::NodeAddr< T >::Addr, and llvm::rdf::NodeAttrs::Ref.

Referenced by llvm::rdf::Liveness::computeLiveIns(), and llvm::rdf::Liveness::computePhiInfo().

IsUse()

static bool llvm::rdf::DataFlowGraph::IsUse ( const NodeAddr< NodeBase * >  BA )

inlinestatic

Definition at line 798 of file RDFGraph.h.

References llvm::rdf::NodeAddr< T >::Addr, llvm::rdf::NodeAttrs::Ref, and llvm::rdf::NodeAttrs::Use.

Referenced by llvm::rdf::DeadCodeElimination::erase().

makeRegRef() [1/2]

RegisterRef DataFlowGraph::makeRegRef

(

const MachineOperand &

Op

)

const

Definition at line 975 of file RDFGraph.cpp.

References assert(), llvm::LaneBitmask::getAll(), llvm::rdf::PhysicalRegisterInfo::getRegMaskId(), and makeRegRef().

makeRegRef() [2/2]

RegisterRef DataFlowGraph::makeRegRef	(	unsigned	Reg,
		unsigned	Sub
	)		const

Definition at line 966 of file RDFGraph.cpp.

References assert(), llvm::TargetRegisterInfo::getSubReg(), llvm::Register::isPhysicalRegister(), llvm::rdf::PhysicalRegisterInfo::isRegMaskId(), and Reg.

Referenced by llvm::rdf::RefNode::getRegRef(), llvm::rdf::CopyPropagation::interpretAsCopy(), and makeRegRef().

markBlock()

void DataFlowGraph::markBlock	(	NodeId	B,
		DefStackMap &	DefM
	)

Definition at line 995 of file RDFGraph.cpp.

References B, and P.

pack() [1/2]

PackedRegisterRef llvm::rdf::DataFlowGraph::pack ( RegisterRef  RR )

inline

Definition at line 740 of file RDFGraph.h.

References llvm::rdf::LaneMaskIndex::getIndexForLaneMask(), llvm::rdf::RegisterRef::Mask, and llvm::rdf::RegisterRef::Reg.

Referenced by llvm::rdf::RefNode::setRegRef().

pack() [2/2]

PackedRegisterRef llvm::rdf::DataFlowGraph::pack ( RegisterRef  RR ) const

inline

Definition at line 743 of file RDFGraph.h.

References llvm::rdf::LaneMaskIndex::getIndexForLaneMask(), llvm::rdf::RegisterRef::Mask, and llvm::rdf::RegisterRef::Reg.

ptr() [1/2]

NodeBase * DataFlowGraph::ptr

(

NodeId

N

)

const

Definition at line 766 of file RDFGraph.cpp.

References N.

Referenced by ptr().

ptr() [2/2]

template<typename T >

T llvm::rdf::DataFlowGraph::ptr ( NodeId  N ) const

inline

Definition at line 650 of file RDFGraph.h.

References N, ptr(), and T.

pushAllDefs()

void DataFlowGraph::pushAllDefs	(	NodeAddr< InstrNode * >	IA,
		DefStackMap &	DM
	)

Definition at line 1020 of file RDFGraph.cpp.

releaseBlock()

void DataFlowGraph::releaseBlock	(	NodeId	B,
		DefStackMap &	DefM
	)

Definition at line 1002 of file RDFGraph.cpp.

References B, E, I, and P.

restrictRef()

RegisterRef DataFlowGraph::restrictRef	(	RegisterRef	AR,
		RegisterRef	BR
	)		const

Definition at line 982 of file RDFGraph.cpp.

References llvm::rdf::PhysicalRegisterInfo::alias(), llvm::ISD::BR, M, llvm::rdf::RegisterRef::Mask, and llvm::rdf::RegisterRef::Reg.

unlinkDef()

void llvm::rdf::DataFlowGraph::unlinkDef ( NodeAddr< DefNode * >  DA, bool  RemoveFromOwner  )

inline

Definition at line 774 of file RDFGraph.h.

References llvm::M68kBeads::DA.

Referenced by llvm::rdf::DeadCodeElimination::erase().

unlinkUse()

void llvm::rdf::DataFlowGraph::unlinkUse ( NodeAddr< UseNode * >  UA, bool  RemoveFromOwner  )

inline

Definition at line 768 of file RDFGraph.h.

Referenced by llvm::rdf::DeadCodeElimination::erase(), and llvm::rdf::CopyPropagation::run().

unpack()

RegisterRef llvm::rdf::DataFlowGraph::unpack ( PackedRegisterRef  PR ) const

inline

Definition at line 746 of file RDFGraph.h.

References llvm::rdf::LaneMaskIndex::getLaneMaskForIndex(), llvm::rdf::PackedRegisterRef::MaskId, and llvm::rdf::PackedRegisterRef::Reg.

Referenced by llvm::rdf::RefNode::getRegRef().

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

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