LLVM: llvm::rdf::PhysicalRegisterInfo Struct Reference

LLVM 20.0.0git

#include "llvm/CodeGen/RDFRegisters.h"

Public Member Functions
	PhysicalRegisterInfo (const TargetRegisterInfo &tri, const MachineFunction &mf)

RegisterId	getRegMaskId (const uint32_t *RM) const

const uint32_t *	getRegMaskBits (RegisterId R) const

bool	alias (RegisterRef RA, RegisterRef RB) const

std::set< RegisterId >	getAliasSet (RegisterId Reg) const

RegisterRef	getRefForUnit (uint32_t U) const

const BitVector &	getMaskUnits (RegisterId MaskId) const

std::set< RegisterId >	getUnits (RegisterRef RR) const

const BitVector &	getUnitAliases (uint32_t U) const

RegisterRef	mapTo (RegisterRef RR, unsigned R) const

const TargetRegisterInfo &	getTRI () const

bool	equal_to (RegisterRef A, RegisterRef B) const

bool	less (RegisterRef A, RegisterRef B) const

void	print (raw_ostream &OS, RegisterRef A) const

void	print (raw_ostream &OS, const RegisterAggr &A) const

Detailed Description

Definition at line 141 of file RDFRegisters.h.

Constructor & Destructor Documentation

◆ PhysicalRegisterInfo()

llvm::rdf::PhysicalRegisterInfo::PhysicalRegisterInfo	(	const TargetRegisterInfo &	tri,
		const MachineFunction &	mf
	)

Member Function Documentation

◆ alias()

bool llvm::rdf::PhysicalRegisterInfo::alias	(	RegisterRef	RA,
		RegisterRef	RB
	)		const

Definition at line 100 of file RDFRegisters.cpp.

References llvm::rdf::disjoint(), getUnits(), and RA.

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

◆ equal_to()

bool llvm::rdf::PhysicalRegisterInfo::equal_to	(	RegisterRef	A,
		RegisterRef	B
	)		const

Definition at line 180 of file RDFRegisters.cpp.

References A, B, getTRI(), and llvm::MCRegUnitMaskIterator::isValid().

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

◆ getAliasSet()

std::set< RegisterId > llvm::rdf::PhysicalRegisterInfo::getAliasSet ( RegisterId Reg ) const

Definition at line 104 of file RDFRegisters.cpp.

References assert(), llvm::MCRegisterInfo::getNumRegs(), getRegMaskBits(), llvm::rdf::RegisterRef::isMaskId(), llvm::rdf::RegisterRef::isRegId(), llvm::rdf::RegisterRef::isUnitId(), llvm::MCRegAliasIterator::isValid(), and Reg.

◆ getMaskUnits()

const BitVector & llvm::rdf::PhysicalRegisterInfo::getMaskUnits ( RegisterId MaskId ) const

inline

Definition at line 162 of file RDFRegisters.h.

References llvm::Register::stackSlot2Index().

Referenced by llvm::rdf::RegisterAggr::hasAliasOf(), llvm::rdf::RegisterAggr::hasCoverOf(), and llvm::rdf::RegisterAggr::insert().

◆ getRefForUnit()

RegisterRef llvm::rdf::PhysicalRegisterInfo::getRefForUnit ( uint32_t U ) const

inline

Definition at line 158 of file RDFRegisters.h.

References Reg.

Referenced by llvm::rdf::RegisterAggr::ref_iterator::ref_iterator().

◆ getRegMaskBits()

const uint32_t * llvm::rdf::PhysicalRegisterInfo::getRegMaskBits ( RegisterId R ) const

inline

Definition at line 149 of file RDFRegisters.h.

References llvm::rdf::IndexedSet< T, N >::get(), and llvm::Register::stackSlot2Index().

Referenced by getAliasSet(), and getUnits().

◆ getRegMaskId()

RegisterId llvm::rdf::PhysicalRegisterInfo::getRegMaskId ( const uint32_t * RM ) const

inline

Definition at line 145 of file RDFRegisters.h.

References llvm::rdf::IndexedSet< T, N >::find(), and llvm::Register::index2StackSlot().

◆ getTRI()

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

inline

Definition at line 173 of file RDFRegisters.h.

Referenced by llvm::rdf::DataFlowGraph::build(), equal_to(), llvm::rdf::RegisterAggr::hasAliasOf(), llvm::rdf::RegisterAggr::hasCoverOf(), llvm::rdf::RegisterAggr::insert(), less(), and llvm::rdf::RegisterAggr::makeRegRef().

◆ getUnitAliases()

const BitVector & llvm::rdf::PhysicalRegisterInfo::getUnitAliases ( uint32_t U ) const

inline

Definition at line 168 of file RDFRegisters.h.

Referenced by llvm::rdf::RegisterAggr::makeRegRef().

◆ getUnits()

std::set< RegisterId > llvm::rdf::PhysicalRegisterInfo::getUnits ( RegisterRef RR ) const

Definition at line 126 of file RDFRegisters.cpp.

References assert(), llvm::CallingConv::C, llvm::countr_zero(), E, llvm::MCRegisterInfo::getNumRegs(), getRegMaskBits(), I, llvm::rdf::RegisterRef::idx(), llvm::rdf::RegisterRef::isMask(), llvm::rdf::RegisterRef::isReg(), llvm::MCRegUnitMaskIterator::isValid(), llvm::rdf::RegisterRef::Mask, llvm::LaneBitmask::none(), llvm::rdf::RegisterRef::Reg, llvm::MCRegisterInfo::regunits(), and T.

Referenced by alias().

◆ less()

bool llvm::rdf::PhysicalRegisterInfo::less	(	RegisterRef	A,
		RegisterRef	B
	)		const

Definition at line 216 of file RDFRegisters.cpp.

References A, B, getTRI(), and llvm::MCRegUnitMaskIterator::isValid().

◆ mapTo()

RegisterRef llvm::rdf::PhysicalRegisterInfo::mapTo	(	RegisterRef	RR,
		unsigned	R
	)		const

Definition at line 165 of file RDFRegisters.cpp.

References llvm::TargetRegisterInfo::composeSubRegIndexLaneMask(), llvm::LaneBitmask::getAll(), llvm::MCRegisterInfo::getSubRegIndex(), Idx, llvm_unreachable, llvm::rdf::RegisterRef::Mask, llvm::rdf::RegisterRef::Reg, and llvm::TargetRegisterInfo::reverseComposeSubRegIndexLaneMask().

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

◆ print() [1/2]

void llvm::rdf::PhysicalRegisterInfo::print	(	raw_ostream &	OS,
		const RegisterAggr &	A
	)		const

Definition at line 272 of file RDFRegisters.cpp.

References A, OS, and llvm::printRegUnit().

◆ print() [2/2]

void llvm::rdf::PhysicalRegisterInfo::print	(	raw_ostream &	OS,
		RegisterRef	A
	)		const

Definition at line 254 of file RDFRegisters.cpp.

References A, assert(), llvm::format(), llvm::MCRegisterInfo::getName(), llvm::MCRegisterInfo::getNumRegs(), Idx, OS, llvm::printReg(), llvm::printRegUnit(), and llvm::Register::stackSlot2Index().

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

include/llvm/CodeGen/RDFRegisters.h
lib/CodeGen/RDFRegisters.cpp