llvm::TypeBasedAAResult Class Reference

A simple AA result that uses TBAA metadata to answer queries. More...

#include "llvm/Analysis/TypeBasedAliasAnalysis.h"

Inheritance diagram for llvm::TypeBasedAAResult:

Public Member Functions
	TypeBasedAAResult (bool UsingTypeSanitizer)
bool	invalidate (Function &, const PreservedAnalyses &, FunctionAnalysisManager::Invalidator &)
	Handle invalidation events from the new pass manager.
LLVM_ABI AliasResult	alias (const MemoryLocation &LocA, const MemoryLocation &LocB, AAQueryInfo &AAQI, const Instruction *CtxI)
LLVM_ABI AliasResult	aliasErrno (const MemoryLocation &Loc, const Module *M)
LLVM_ABI ModRefInfo	getModRefInfoMask (const MemoryLocation &Loc, AAQueryInfo &AAQI, bool IgnoreLocals)
LLVM_ABI MemoryEffects	getMemoryEffects (const CallBase *Call, AAQueryInfo &AAQI)
LLVM_ABI MemoryEffects	getMemoryEffects (const Function *F)
LLVM_ABI ModRefInfo	getModRefInfo (const CallBase *Call, const MemoryLocation &Loc, AAQueryInfo &AAQI)
LLVM_ABI ModRefInfo	getModRefInfo (const CallBase *Call1, const CallBase *Call2, AAQueryInfo &AAQI)
Public Member Functions inherited from llvm::AAResultBase
AliasResult	alias (const MemoryLocation &LocA, const MemoryLocation &LocB, AAQueryInfo &AAQI, const Instruction *I)
AliasResult	aliasErrno (const MemoryLocation &Loc, const Module *M)
ModRefInfo	getModRefInfoMask (const MemoryLocation &Loc, AAQueryInfo &AAQI, bool IgnoreLocals)
ModRefInfo	getArgModRefInfo (const CallBase *Call, unsigned ArgIdx)
MemoryEffects	getMemoryEffects (const CallBase *Call, AAQueryInfo &AAQI)
MemoryEffects	getMemoryEffects (const Function *F)
ModRefInfo	getModRefInfo (const CallBase *Call, const MemoryLocation &Loc, AAQueryInfo &AAQI)
ModRefInfo	getModRefInfo (const CallBase *Call1, const CallBase *Call2, AAQueryInfo &AAQI)

Additional Inherited Members
Protected Member Functions inherited from llvm::AAResultBase
	AAResultBase ()=default
	AAResultBase (const AAResultBase &Arg)
	AAResultBase (AAResultBase &&Arg)

Detailed Description

A simple AA result that uses TBAA metadata to answer queries.

Definition at line 32 of file TypeBasedAliasAnalysis.h.

Constructor & Destructor Documentation

TypeBasedAAResult()

llvm::TypeBasedAAResult::TypeBasedAAResult ( bool UsingTypeSanitizer )

inline

Definition at line 39 of file TypeBasedAliasAnalysis.h.

Member Function Documentation

alias()

AliasResult TypeBasedAAResult::alias	(	const MemoryLocation &	LocA,
		const MemoryLocation &	LocB,
		AAQueryInfo &	AAQI,
		const Instruction *	CtxI )

Definition at line 376 of file TypeBasedAliasAnalysis.cpp.

References llvm::MemoryLocation::AATags, llvm::AliasResult::MayAlias, llvm::AliasResult::NoAlias, and llvm::AAMDNodes::TBAA.

aliasErrno()

AliasResult TypeBasedAAResult::aliasErrno	(	const MemoryLocation &	Loc,
		const Module *	M )

Definition at line 389 of file TypeBasedAliasAnalysis.cpp.

References llvm::any_of(), llvm::AliasResult::MayAlias, N, and llvm::AliasResult::NoAlias.

getMemoryEffects() [1/2]

MemoryEffects TypeBasedAAResult::getMemoryEffects	(	const CallBase *	Call,
		AAQueryInfo &	AAQI )

Definition at line 427 of file TypeBasedAliasAnalysis.cpp.

References Call, isStructPathTBAA(), llvm::MemoryEffectsBase< IRMemLocation >::none(), and llvm::MemoryEffectsBase< IRMemLocation >::unknown().

getMemoryEffects() [2/2]

MemoryEffects TypeBasedAAResult::getMemoryEffects

(

const Function *

F

)

Definition at line 441 of file TypeBasedAliasAnalysis.cpp.

References F, and llvm::MemoryEffectsBase< IRMemLocation >::unknown().

getModRefInfo() [1/2]

ModRefInfo TypeBasedAAResult::getModRefInfo	(	const CallBase *	Call,
		const MemoryLocation &	Loc,
		AAQueryInfo &	AAQI )

Definition at line 446 of file TypeBasedAliasAnalysis.cpp.

References Call, llvm::ModRef, and llvm::NoModRef.

getModRefInfo() [2/2]

ModRefInfo TypeBasedAAResult::getModRefInfo	(	const CallBase *	Call1,
		const CallBase *	Call2,
		AAQueryInfo &	AAQI )

Definition at line 460 of file TypeBasedAliasAnalysis.cpp.

References llvm::Instruction::getMetadata(), llvm::M1(), llvm::ModRef, and llvm::NoModRef.

getModRefInfoMask()

ModRefInfo TypeBasedAAResult::getModRefInfoMask	(	const MemoryLocation &	Loc,
		AAQueryInfo &	AAQI,
		bool	IgnoreLocals )

Definition at line 408 of file TypeBasedAliasAnalysis.cpp.

References isStructPathTBAA(), llvm::ModRef, and llvm::NoModRef.

invalidate()

bool llvm::TypeBasedAAResult::invalidate ( Function & , const PreservedAnalyses & , FunctionAnalysisManager::Invalidator &  )

inline

Handle invalidation events from the new pass manager.

By definition, this result is stateless and so remains valid.

Definition at line 45 of file TypeBasedAliasAnalysis.h.

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

• include/llvm/Analysis/TypeBasedAliasAnalysis.h
• lib/Analysis/TypeBasedAliasAnalysis.cpp