llvm::AlignmentFromAssumptionsPass Struct Reference

#include "llvm/Transforms/Scalar/AlignmentFromAssumptions.h"

Inheritance diagram for llvm::AlignmentFromAssumptionsPass:

Collaboration diagram for llvm::AlignmentFromAssumptionsPass:

Public Member Functions
PreservedAnalyses	run (Function &F, FunctionAnalysisManager &AM)
bool	runImpl (Function &F, AssumptionCache &AC, ScalarEvolution *SE_, DominatorTree *DT_)
bool	extractAlignmentInfo (CallInst *I, Value *&AAPtr, const SCEV *&AlignSCEV, const SCEV *&OffSCEV)
bool	processAssumption (CallInst *I)

Public Attributes
ScalarEvolution *	SE = nullptr
DominatorTree *	DT = nullptr

Additional Inherited Members
Static Public Member Functions inherited from llvm::PassInfoMixin< AlignmentFromAssumptionsPass >
static StringRef	name ()
	Gets the name of the pass we are mixed into. More...

Detailed Description

Definition at line 28 of file AlignmentFromAssumptions.h.

Member Function Documentation

extractAlignmentInfo()

bool AlignmentFromAssumptionsPass::extractAlignmentInfo	(	CallInst *	I,
		Value *&	AAPtr,
		const SCEV *&	AlignSCEV,
		const SCEV *&	OffSCEV
	)

Definition at line 200 of file AlignmentFromAssumptions.cpp.

References llvm::APInt::countTrailingOnes(), llvm::dyn_cast(), llvm::SCEVConstant::getAPInt(), llvm::CallBase::getArgOperand(), llvm::Function::getContext(), llvm::Type::getInt64Ty(), llvm::BinaryOperator::getOpcode(), llvm::User::getOperand(), llvm::Instruction::getParent(), llvm::BasicBlock::getParent(), llvm::CmpInst::getPredicate(), llvm::Type::getPrimitiveSizeInBits(), llvm::SCEV::getType(), llvm::CmpInst::ICMP_EQ, llvm::SCEV::isZero(), llvm::Value::MaximumAlignment, llvm::Value::stripPointerCasts(), and std::swap().

processAssumption()

bool AlignmentFromAssumptionsPass::processAssumption

(

CallInst *

I

)

Definition at line 294 of file AlignmentFromAssumptions.cpp.

References llvm::SmallPtrSetImpl< PtrType >::count(), llvm::dbgs(), llvm::SmallVectorBase::empty(), F(), getNewAlignment(), llvm::SmallPtrSetImpl< PtrType >::insert(), llvm::isValidAssumeForContext(), LLVM_DEBUG, MI, llvm::SmallVectorImpl< T >::pop_back_val(), llvm::SmallVectorTemplateBase< T >::push_back(), runOnFunction(), SI, and llvm::Value::users().

run()

PreservedAnalyses AlignmentFromAssumptionsPass::run	(	Function &	F,
		FunctionAnalysisManager &	AM
	)

Definition at line 402 of file AlignmentFromAssumptions.cpp.

References llvm::PreservedAnalyses::all(), F(), llvm::AnalysisManager< IRUnitT, ExtraArgTs >::getResult(), llvm::PreservedAnalyses::preserve(), llvm::PreservedAnalyses::preserveSet(), and runImpl().

runImpl()

bool AlignmentFromAssumptionsPass::runImpl	(	Function &	F,
		AssumptionCache &	AC,
		ScalarEvolution *	SE_,
		DominatorTree *	DT_
	)

Definition at line 387 of file AlignmentFromAssumptions.cpp.

References llvm::AssumptionCache::assumptions().

Member Data Documentation

DT

DominatorTree* llvm::AlignmentFromAssumptionsPass::DT = nullptr

Definition at line 37 of file AlignmentFromAssumptions.h.

SE

ScalarEvolution* llvm::AlignmentFromAssumptionsPass::SE = nullptr

Definition at line 36 of file AlignmentFromAssumptions.h.

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

• include/llvm/Transforms/Scalar/AlignmentFromAssumptions.h
• lib/Transforms/Scalar/AlignmentFromAssumptions.cpp