llvm::MemorySSA::ClobberWalkerBase Class Reference

Public Member Functions
	ClobberWalkerBase (MemorySSA *M, AliasAnalysis *A, DominatorTree *D)
MemoryAccess *	getClobberingMemoryAccessBase (MemoryAccess *, const MemoryLocation &)
	Walk the use-def chains starting at StartingAccess and find the MemoryAccess that actually clobbers Loc. More...
MemoryAccess *	getClobberingMemoryAccessBase (MemoryAccess *, bool)
void	verify (const MemorySSA *MSSA)

Detailed Description

Definition at line 950 of file MemorySSA.cpp.

Constructor & Destructor Documentation

ClobberWalkerBase()

llvm::MemorySSA::ClobberWalkerBase::ClobberWalkerBase ( MemorySSA *  M, AliasAnalysis *  A, DominatorTree *  D  )

inline

Definition at line 955 of file MemorySSA.cpp.

Member Function Documentation

getClobberingMemoryAccessBase() [1/2]

MemoryAccess * MemorySSA::ClobberWalkerBase::getClobberingMemoryAccessBase	(	MemoryAccess *	StartingAccess,
		const MemoryLocation &	Loc
	)

Walk the use-def chains starting at StartingAccess and find the MemoryAccess that actually clobbers Loc.

Returns

our clobbering memory access

Definition at line 2213 of file MemorySSA.cpp.

References llvm::dbgs(), I, llvm::Instruction::isFenceLike(), llvm::MemorySSA::isLiveOnEntryDef(), LLVM_DEBUG, and llvm::MemorySSAWalker::MSSA.

getClobberingMemoryAccessBase() [2/2]

MemoryAccess * MemorySSA::ClobberWalkerBase::getClobberingMemoryAccessBase	(	MemoryAccess *	MA,
		bool	SkipSelf
	)

Definition at line 2251 of file MemorySSA.cpp.

References assert(), llvm::dbgs(), llvm::dyn_cast(), llvm::MemorySSA::getLiveOnEntryDef(), llvm::Instruction::isFenceLike(), llvm::MemorySSA::isLiveOnEntryDef(), isUseTriviallyOptimizableToLiveOnEntry(), LLVM_DEBUG, llvm::MemorySSAWalker::MSSA, llvm::MustAlias, and llvm::None.

verify()

void llvm::MemorySSA::ClobberWalkerBase::verify ( const MemorySSA *  MSSA )

inline

Definition at line 967 of file MemorySSA.cpp.

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

• lib/Analysis/MemorySSA.cpp