#include "llvm/Frontend/Atomic/Atomic.h"

Inheritance diagram for llvm::AtomicInfo:

Public Member Functions
	AtomicInfo (IRBuilderBase Builder, Type Ty, uint64_t AtomicSizeInBits, uint64_t ValueSizeInBits, Align AtomicAlign, Align ValueAlign, bool UseLibcall)

virtual	~AtomicInfo ()=default

Align	getAtomicAlignment () const

uint64_t	getAtomicSizeInBits () const

uint64_t	getValueSizeInBits () const

bool	shouldUseLibcall () const

Type *	getAtomicTy () const

virtual Value *	getAtomicPointer () const =0

virtual void	decorateWithTBAA (Instruction *I)=0

virtual AllocaInst *	CreateAlloca (Type *Ty, const Twine &Name) const =0

bool	hasPadding () const

LLVMContext &	getLLVMContext () const

bool	shouldCastToInt (Type *ValTy, bool CmpXchg)

Value *	EmitAtomicLoadOp (AtomicOrdering AO, bool IsVolatile, bool CmpXchg=false)

CallInst *	EmitAtomicLibcall (StringRef fnName, Type ResultType, ArrayRef< Value > Args)

Value *	getAtomicSizeValue () const

std::pair< Value , Value >	EmitAtomicCompareExchangeLibcall (Value ExpectedVal, Value DesiredVal, AtomicOrdering Success, AtomicOrdering Failure)

Value *	castToAtomicIntPointer (Value *addr) const

Value *	getAtomicAddressAsAtomicIntPointer () const

std::pair< Value , Value >	EmitAtomicCompareExchangeOp (Value ExpectedVal, Value DesiredVal, AtomicOrdering Success, AtomicOrdering Failure, bool IsVolatile=false, bool IsWeak=false)

std::pair< Value , Value >	EmitAtomicCompareExchange (Value ExpectedVal, Value DesiredVal, AtomicOrdering Success, AtomicOrdering Failure, bool IsVolatile, bool IsWeak)

std::pair< LoadInst , AllocaInst >	EmitAtomicLoadLibcall (AtomicOrdering AO)

Protected Attributes
IRBuilderBase *	Builder

Type *	Ty

uint64_t	AtomicSizeInBits

uint64_t	ValueSizeInBits

Align	AtomicAlign

Align	ValueAlign

bool	UseLibcall

Detailed Description

Definition at line 16 of file Atomic.h.

Constructor & Destructor Documentation

◆ AtomicInfo()

llvm::AtomicInfo::AtomicInfo	(	IRBuilderBase *	Builder,
		Type *	Ty,
		uint64_t	AtomicSizeInBits,
		uint64_t	ValueSizeInBits,
		Align	AtomicAlign,
		Align	ValueAlign,
		bool	UseLibcall
	)

inline

Definition at line 27 of file Atomic.h.

◆ ~AtomicInfo()

virtual llvm::AtomicInfo::~AtomicInfo ( )

virtualdefault

Member Function Documentation

◆ castToAtomicIntPointer()

Value * llvm::AtomicInfo::castToAtomicIntPointer ( Value * addr ) const

inline

Definition at line 80 of file Atomic.h.

Referenced by getAtomicAddressAsAtomicIntPointer().

◆ CreateAlloca()

virtual AllocaInst * llvm::AtomicInfo::CreateAlloca	(	Type *	Ty,
		const Twine &	Name
	)		const

pure virtual

Implemented in llvm::OpenMPIRBuilder::AtomicInfo.

Referenced by EmitAtomicLoadLibcall().

◆ decorateWithTBAA()

virtual void llvm::AtomicInfo::decorateWithTBAA ( Instruction * I )

pure virtual

Implemented in llvm::OpenMPIRBuilder::AtomicInfo.

Referenced by EmitAtomicLoadOp().

◆ EmitAtomicCompareExchange()

std::pair< Value , Value > AtomicInfo::EmitAtomicCompareExchange	(	Value *	ExpectedVal,
		Value *	DesiredVal,
		AtomicOrdering	Success,
		AtomicOrdering	Failure,
		bool	IsVolatile,
		bool	IsWeak
	)

Definition at line 144 of file Atomic.cpp.

References EmitAtomicCompareExchangeLibcall(), EmitAtomicCompareExchangeOp(), shouldUseLibcall(), and Success.

◆ EmitAtomicCompareExchangeLibcall()

std::pair< Value , Value > AtomicInfo::EmitAtomicCompareExchangeLibcall	(	Value *	ExpectedVal,
		Value *	DesiredVal,
		AtomicOrdering	Success,
		AtomicOrdering	Failure
	)

Definition at line 57 of file Atomic.cpp.

References EmitAtomicLibcall(), llvm::IntegerType::get(), getAtomicPointer(), getAtomicSizeValue(), llvm::Type::getInt1Ty(), llvm::Constant::getIntegerValue(), getLLVMContext(), and Success.

Referenced by EmitAtomicCompareExchange().

◆ EmitAtomicCompareExchangeOp()

std::pair< Value , Value > AtomicInfo::EmitAtomicCompareExchangeOp	(	Value *	ExpectedVal,
		Value *	DesiredVal,
		AtomicOrdering	Success,
		AtomicOrdering	Failure,
		bool	IsVolatile = `false`,
		bool	IsWeak = `false`
	)