llvm::TargetLowering::TargetLoweringOpt Struct Reference

A convenience struct that encapsulates a DAG, and two SDValues for returning information from TargetLowering to its clients that want to combine. More...

#include "llvm/CodeGen/TargetLowering.h"

Public Member Functions
	TargetLoweringOpt (SelectionDAG &InDAG, bool LT, bool LO)
bool	LegalTypes () const
bool	LegalOperations () const
bool	CombineTo (SDValue O, SDValue N)

Public Attributes
SelectionDAG &	DAG
bool	LegalTys
bool	LegalOps
SDValue	Old
SDValue	New

Detailed Description

A convenience struct that encapsulates a DAG, and two SDValues for returning information from TargetLowering to its clients that want to combine.

Definition at line 4137 of file TargetLowering.h.

Constructor & Destructor Documentation

TargetLoweringOpt()

llvm::TargetLowering::TargetLoweringOpt::TargetLoweringOpt ( SelectionDAG & InDAG, bool LT, bool LO )

inlineexplicit

Definition at line 4144 of file TargetLowering.h.

References DAG, LegalOps, and LegalTys.

Member Function Documentation

CombineTo()

bool llvm::TargetLowering::TargetLoweringOpt::CombineTo ( SDValue O, SDValue N )

inline

Definition at line 4151 of file TargetLowering.h.

References N, New, and Old.

Referenced by optimizeLogicalImm(), llvm::TargetLowering::ShrinkDemandedConstant(), llvm::TargetLowering::ShrinkDemandedOp(), llvm::TargetLowering::SimplifyDemandedBits(), llvm::ARMTargetLowering::SimplifyDemandedBitsForTargetNode(), llvm::LoongArchTargetLowering::SimplifyDemandedBitsForTargetNode(), llvm::NVPTXTargetLowering::SimplifyDemandedBitsForTargetNode(), llvm::X86TargetLowering::SimplifyDemandedBitsForTargetNode(), llvm::TargetLowering::SimplifyDemandedVectorElts(), llvm::X86TargetLowering::SimplifyDemandedVectorEltsForTargetNode(), llvm::X86TargetLowering::SimplifyDemandedVectorEltsForTargetShuffle(), llvm::ARMTargetLowering::targetShrinkDemandedConstant(), llvm::RISCVTargetLowering::targetShrinkDemandedConstant(), and llvm::X86TargetLowering::targetShrinkDemandedConstant().

LegalOperations()

bool llvm::TargetLowering::TargetLoweringOpt::LegalOperations ( ) const

inline

Definition at line 4149 of file TargetLowering.h.

References LegalOps.

Referenced by combineShiftToAVG(), and llvm::TargetLowering::SimplifyDemandedBits().

LegalTypes()

bool llvm::TargetLowering::TargetLoweringOpt::LegalTypes ( ) const

inline

Definition at line 4148 of file TargetLowering.h.

References LegalTys.

Referenced by combineShiftToAVG(), and llvm::TargetLowering::SimplifyDemandedBits().

Member Data Documentation

DAG

SelectionDAG& llvm::TargetLowering::TargetLoweringOpt::DAG

Definition at line 4138 of file TargetLowering.h.

Referenced by combineShiftToAVG(), optimizeLogicalImm(), llvm::TargetLowering::ShrinkDemandedConstant(), llvm::TargetLowering::ShrinkDemandedOp(), llvm::TargetLowering::SimplifyDemandedBits(), llvm::ARMTargetLowering::SimplifyDemandedBitsForTargetNode(), llvm::LoongArchTargetLowering::SimplifyDemandedBitsForTargetNode(), llvm::NVPTXTargetLowering::SimplifyDemandedBitsForTargetNode(), llvm::TargetLowering::SimplifyDemandedBitsForTargetNode(), llvm::X86TargetLowering::SimplifyDemandedBitsForTargetNode(), llvm::TargetLowering::SimplifyDemandedVectorElts(), llvm::X86TargetLowering::SimplifyDemandedVectorEltsForTargetNode(), llvm::X86TargetLowering::SimplifyDemandedVectorEltsForTargetShuffle(), TargetLoweringOpt(), llvm::ARMTargetLowering::targetShrinkDemandedConstant(), llvm::RISCVTargetLowering::targetShrinkDemandedConstant(), and llvm::X86TargetLowering::targetShrinkDemandedConstant().

LegalOps

bool llvm::TargetLowering::TargetLoweringOpt::LegalOps

Definition at line 4140 of file TargetLowering.h.

Referenced by LegalOperations(), llvm::TargetLowering::SimplifyDemandedBits(), llvm::TargetLowering::SimplifyDemandedVectorElts(), TargetLoweringOpt(), llvm::AArch64TargetLowering::targetShrinkDemandedConstant(), llvm::ARMTargetLowering::targetShrinkDemandedConstant(), and llvm::RISCVTargetLowering::targetShrinkDemandedConstant().

LegalTys

bool llvm::TargetLowering::TargetLoweringOpt::LegalTys

Definition at line 4139 of file TargetLowering.h.

Referenced by LegalTypes(), and TargetLoweringOpt().

New

SDValue llvm::TargetLowering::TargetLoweringOpt::New

Definition at line 4142 of file TargetLowering.h.

Referenced by CombineTo(), and llvm::TargetLowering::ShrinkDemandedConstant().

Old

SDValue llvm::TargetLowering::TargetLoweringOpt::Old

Definition at line 4141 of file TargetLowering.h.

Referenced by CombineTo().

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

• include/llvm/CodeGen/TargetLowering.h