llvm::VPlanSlp Class Reference

Class that maps (parts of) an existing VPlan to trees of combined VPInstructions. More...

#include "Transforms/Vectorize/VPlanSLP.h"

Public Member Functions
	VPlanSlp (VPInterleavedAccessInfo &IAI, VPBasicBlock &BB)
	~VPlanSlp ()=default
LLVM_ABI_FOR_TEST VPInstruction *	buildGraph (ArrayRef< VPValue * > Operands)
	Tries to build an SLP tree rooted at Operands and returns a VPInstruction combining Operands, if they can be combined.
unsigned	getWidestBundleBits () const
	Return the width of the widest combined bundle in bits.
bool	isCompletelySLP () const
	Return true if all visited instruction can be combined.

Detailed Description

Class that maps (parts of) an existing VPlan to trees of combined VPInstructions.

Definition at line 74 of file VPlanSLP.h.

Constructor & Destructor Documentation

VPlanSlp()

llvm::VPlanSlp::VPlanSlp ( VPInterleavedAccessInfo & IAI, VPBasicBlock & BB )

inline

Definition at line 130 of file VPlanSLP.h.

~VPlanSlp()

llvm::VPlanSlp::~VPlanSlp ( )

default

References LLVM_ABI_FOR_TEST, and Operands.

Member Function Documentation

buildGraph()

VPInstruction * VPlanSlp::buildGraph

(

ArrayRef< VPValue * >

Operands

)

Tries to build an SLP tree rooted at Operands and returns a VPInstruction combining Operands, if they can be combined.

Definition at line 415 of file VPlanSLP.cpp.

References AbstractManglingParser< Derived, Alloc >::Ops, areCommutative(), assert(), buildGraph(), llvm::cast(), llvm::dbgs(), llvm::ArrayRef< T >::empty(), getOpcode(), getOperands(), I, LLVM_DEBUG, Operands, llvm::SmallVectorTemplateBase< T, bool >::push_back(), llvm::SmallVectorTemplateCommon< T, typename >::size(), llvm::VPInstruction::SLPLoad, llvm::VPInstruction::SLPStore, and llvm::to_vector().

Referenced by buildGraph().

getWidestBundleBits()

unsigned llvm::VPlanSlp::getWidestBundleBits ( ) const

inline

Return the width of the widest combined bundle in bits.

Definition at line 139 of file VPlanSLP.h.

isCompletelySLP()

bool llvm::VPlanSlp::isCompletelySLP ( ) const

inline

Return true if all visited instruction can be combined.

Definition at line 142 of file VPlanSLP.h.

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

• lib/Transforms/Vectorize/VPlanSLP.h
• lib/Transforms/Vectorize/VPlanSLP.cpp