llvm::memtag Namespace Reference

Classes
struct	AllocaInfo
struct	StackInfo
class	StackInfoBuilder

Functions
bool	forAllReachableExits (const DominatorTree &DT, const PostDominatorTree &PDT, const LoopInfo &LI, const Instruction *Start, const SmallVectorImpl< IntrinsicInst * > &Ends, const SmallVectorImpl< Instruction * > &RetVec, llvm::function_ref< void(Instruction *)> Callback)
bool	isStandardLifetime (const SmallVectorImpl< IntrinsicInst * > &LifetimeStart, const SmallVectorImpl< IntrinsicInst * > &LifetimeEnd, const DominatorTree *DT, const LoopInfo *LI, size_t MaxLifetimes)
Instruction *	getUntagLocationIfFunctionExit (Instruction &Inst)
uint64_t	getAllocaSizeInBytes (const AllocaInst &AI)
void	alignAndPadAlloca (memtag::AllocaInfo &Info, llvm::Align Align)

Function Documentation

alignAndPadAlloca()

void llvm::memtag::alignAndPadAlloca	(	memtag::AllocaInfo &	Info,
		llvm::Align	Align
	)

Definition at line 180 of file MemoryTaggingSupport.cpp.

References llvm::alignTo(), llvm::StructType::get(), llvm::ArrayType::get(), getAllocaSizeInBytes(), llvm::Type::getInt8Ty(), Info, and Size.

forAllReachableExits()

bool llvm::memtag::forAllReachableExits	(	const DominatorTree &	DT,
		const PostDominatorTree &	PDT,
		const LoopInfo &	LI,
		const Instruction *	Start,
		const SmallVectorImpl< IntrinsicInst * > &	Ends,
		const SmallVectorImpl< Instruction * > &	RetVec,
		llvm::function_ref< void(Instruction *)>	Callback
	)

Definition at line 44 of file MemoryTaggingSupport.cpp.

References llvm::SmallPtrSetImpl< PtrType >::count(), llvm::PostDominatorTree::dominates(), llvm::SmallPtrSetImpl< PtrType >::insert(), llvm::isPotentiallyReachable(), llvm::SmallVectorTemplateBase< T, bool >::push_back(), and llvm::SmallVectorBase< Size_T >::size().

getAllocaSizeInBytes()

uint64_t llvm::memtag::getAllocaSizeInBytes

(

const AllocaInst &

AI

)

Definition at line 175 of file MemoryTaggingSupport.cpp.

References DL, llvm::AllocaInst::getAllocationSize(), llvm::Module::getDataLayout(), and llvm::Instruction::getModule().

Referenced by alignAndPadAlloca(), and llvm::memtag::StackInfoBuilder::isInterestingAlloca().

getUntagLocationIfFunctionExit()

Instruction * llvm::memtag::getUntagLocationIfFunctionExit

(

Instruction &

Inst

)

Definition at line 100 of file MemoryTaggingSupport.cpp.

References llvm::Instruction::getParent(), and llvm::BasicBlock::getTerminatingMustTailCall().

Referenced by llvm::memtag::StackInfoBuilder::visit().

isStandardLifetime()

bool llvm::memtag::isStandardLifetime	(	const SmallVectorImpl< IntrinsicInst * > &	LifetimeStart,
		const SmallVectorImpl< IntrinsicInst * > &	LifetimeEnd,
		const DominatorTree *	DT,
		const LoopInfo *	LI,
		size_t	MaxLifetimes
	)

Definition at line 87 of file MemoryTaggingSupport.cpp.

References llvm::SmallVectorBase< Size_T >::size().