llvm::VFRange Struct Reference

A range of powers-of-2 vectorization factors with fixed start and adjustable end. More...

#include "Transforms/Vectorize/VPlan.h"

Classes
class	iterator
	Iterator to iterate over vectorization factors in a VFRange. More...

Public Member Functions
bool	isEmpty () const
	VFRange (const ElementCount &Start, const ElementCount &End)
iterator	begin ()
iterator	end ()

Public Attributes
const ElementCount	Start
ElementCount	End

Detailed Description

A range of powers-of-2 vectorization factors with fixed start and adjustable end.

The range includes start and excludes end, e.g.,: [1, 16) = {1, 2, 4, 8}

Definition at line 97 of file VPlan.h.

Constructor & Destructor Documentation

VFRange()

llvm::VFRange::VFRange ( const ElementCount &  Start, const ElementCount &  End  )

inline

Definition at line 108 of file VPlan.h.

References assert(), End, llvm::details::FixedOrScalableQuantity< LeafTy, ValueTy >::getKnownMinValue(), llvm::isPowerOf2_32(), llvm::details::FixedOrScalableQuantity< LeafTy, ValueTy >::isScalable(), and Start.

Member Function Documentation

begin()

iterator llvm::VFRange::begin ( )

inline

Definition at line 137 of file VPlan.h.

References Start.

end()

iterator llvm::VFRange::end ( )

inline

Definition at line 138 of file VPlan.h.

References assert(), End, llvm::details::FixedOrScalableQuantity< LeafTy, ValueTy >::getKnownMinValue(), and llvm::isPowerOf2_32().

isEmpty()

bool llvm::VFRange::isEmpty ( ) const

inline

Definition at line 104 of file VPlan.h.

References End, llvm::details::FixedOrScalableQuantity< LeafTy, ValueTy >::getKnownMinValue(), and Start.

Member Data Documentation

End

ElementCount llvm::VFRange::End

Definition at line 102 of file VPlan.h.

Referenced by llvm::LoopVectorizationPlanner::buildVPlans(), end(), isEmpty(), and VFRange().

Start

const ElementCount llvm::VFRange::Start

Definition at line 99 of file VPlan.h.

Referenced by begin(), isEmpty(), and VFRange().

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

• lib/Transforms/Vectorize/VPlan.h