llvm::LegacyDivergenceAnalysisImpl Class Reference

#include "llvm/Analysis/LegacyDivergenceAnalysis.h"

Inheritance diagram for llvm::LegacyDivergenceAnalysisImpl:

Collaboration diagram for llvm::LegacyDivergenceAnalysisImpl:

Public Member Functions
bool	isDivergent (const Value *V) const
bool	isDivergentUse (const Use *U) const
bool	isUniform (const Value *V) const
bool	isUniformUse (const Use *U) const
void	removeValue (const Value *V)
void	print (raw_ostream &OS, const Module *) const
bool	shouldUseGPUDivergenceAnalysis (const Function &F, const TargetTransformInfo &TTI, const LoopInfo &LI)
void	run (Function &F, TargetTransformInfo &TTI, DominatorTree &DT, PostDominatorTree &PDT, const LoopInfo &LI)

Protected Attributes
std::unique_ptr< DivergenceInfo >	gpuDA
DenseSet< const Value * >	DivergentValues
DenseSet< const Use * >	DivergentUses

Detailed Description

Definition at line 34 of file LegacyDivergenceAnalysis.h.

Member Function Documentation

isDivergent()

bool LegacyDivergenceAnalysisImpl::isDivergent

(

const Value *

V

)

const

Definition at line 332 of file LegacyDivergenceAnalysis.cpp.

References llvm::detail::DenseSetImpl< ValueT, MapTy, ValueInfoT >::count(), DivergentValues, and gpuDA.

Referenced by isUniform(), and print().

isDivergentUse()

bool LegacyDivergenceAnalysisImpl::isDivergentUse

(

const Use *

U

)

const

Definition at line 339 of file LegacyDivergenceAnalysis.cpp.

References llvm::detail::DenseSetImpl< ValueT, MapTy, ValueInfoT >::count(), DivergentUses, DivergentValues, and gpuDA.

Referenced by isUniformUse().

isUniform()

bool llvm::LegacyDivergenceAnalysisImpl::isUniform ( const Value *  V ) const

inline

Definition at line 43 of file LegacyDivergenceAnalysis.h.

References isDivergent().

isUniformUse()

bool llvm::LegacyDivergenceAnalysisImpl::isUniformUse ( const Use *  U ) const

inline

Definition at line 47 of file LegacyDivergenceAnalysis.h.

References isDivergentUse().

print()

void LegacyDivergenceAnalysisImpl::print	(	raw_ostream &	OS,
		const Module *
	)		const

Definition at line 346 of file LegacyDivergenceAnalysis.cpp.

References Arg, llvm::detail::DenseSetImpl< ValueT, MapTy, ValueInfoT >::begin(), DivergentValues, llvm::detail::DenseSetImpl< ValueT, MapTy, ValueInfoT >::empty(), F, llvm::Value::getName(), gpuDA, I, llvm::BasicBlock::instructionsWithoutDebug(), isDivergent(), llvm_unreachable, and OS.

Referenced by llvm::LegacyDivergenceAnalysisPass::run(), and llvm::LegacyDivergenceAnalysis::runOnFunction().

removeValue()

void llvm::LegacyDivergenceAnalysisImpl::removeValue ( const Value *  V )

inline

Definition at line 50 of file LegacyDivergenceAnalysis.h.

References DivergentValues, and llvm::detail::DenseSetImpl< ValueT, MapTy, ValueInfoT >::erase().

run()

void LegacyDivergenceAnalysisImpl::run	(	Function &	F,
		llvm::TargetTransformInfo &	TTI,
		llvm::DominatorTree &	DT,
		llvm::PostDominatorTree &	PDT,
		const LoopInfo &	LI
	)

Definition at line 314 of file LegacyDivergenceAnalysis.cpp.

References DivergentUses, DivergentValues, F, gpuDA, and shouldUseGPUDivergenceAnalysis().

Referenced by llvm::LegacyDivergenceAnalysisPass::run(), and llvm::LegacyDivergenceAnalysis::runOnFunction().

shouldUseGPUDivergenceAnalysis()

bool LegacyDivergenceAnalysisImpl::shouldUseGPUDivergenceAnalysis	(	const Function &	F,
		const TargetTransformInfo &	TTI,
		const LoopInfo &	LI
	)

Definition at line 302 of file LegacyDivergenceAnalysis.cpp.

References llvm::containsIrreducibleCFG(), F, UseGPUDA, and llvm::TargetTransformInfo::useGPUDivergenceAnalysis().

Referenced by run().

Member Data Documentation

DivergentUses

DenseSet<const Use *> llvm::LegacyDivergenceAnalysisImpl::DivergentUses

protected

Definition at line 71 of file LegacyDivergenceAnalysis.h.

Referenced by isDivergentUse(), run(), and llvm::LegacyDivergenceAnalysis::runOnFunction().

DivergentValues

DenseSet<const Value *> llvm::LegacyDivergenceAnalysisImpl::DivergentValues

protected

Definition at line 68 of file LegacyDivergenceAnalysis.h.

Referenced by isDivergent(), isDivergentUse(), print(), removeValue(), run(), and llvm::LegacyDivergenceAnalysis::runOnFunction().

gpuDA

std::unique_ptr<DivergenceInfo> llvm::LegacyDivergenceAnalysisImpl::gpuDA

protected

Definition at line 65 of file LegacyDivergenceAnalysis.h.

Referenced by isDivergent(), isDivergentUse(), print(), run(), and llvm::LegacyDivergenceAnalysis::runOnFunction().

---

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

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