struct FlattenInfo

Declaration

struct FlattenInfo { /* full declaration omitted */ };

Declared at: llvm/lib/Transforms/Scalar/LoopFlatten.cpp:110

Member Variables

public llvm::Loop* OuterLoop = nullptr

public llvm::Loop* InnerLoop = nullptr

public llvm::PHINode* InnerInductionPHI = nullptr

public llvm::PHINode* OuterInductionPHI = nullptr

public llvm::Value* InnerTripCount = nullptr

public llvm::Value* OuterTripCount = nullptr

public SmallPtrSet<llvm::Value*, 4> LinearIVUses

public llvm::BinaryOperator* InnerIncrement = nullptr

public llvm::BinaryOperator* OuterIncrement = nullptr

public llvm::BranchInst* InnerBranch = nullptr

public llvm::BranchInst* OuterBranch = nullptr

public SmallPtrSet<llvm::PHINode*, 4> InnerPHIsToTransform

public bool Widened = false

public llvm::PHINode* NarrowInnerInductionPHI = nullptr

public llvm::PHINode* NarrowOuterInductionPHI = nullptr

Method Overview

• public FlattenInfo(llvm::Loop * OL, llvm::Loop * IL)
• public bool checkInnerInductionPhiUsers(SmallPtrSet<llvm::Value *, 4> & ValidOuterPHIUses)
• public bool checkOuterInductionPhiUsers(SmallPtrSet<llvm::Value *, 4> & ValidOuterPHIUses)
• public bool isInnerLoopIncrement(llvm::User * U)
• public bool isInnerLoopTest(llvm::User * U)
• public bool isNarrowInductionPhi(llvm::PHINode * Phi)
• public bool isOuterLoopIncrement(llvm::User * U)
• public bool matchLinearIVUser(llvm::User * U, llvm::Value * InnerTripCount, SmallPtrSet<llvm::Value *, 4> & ValidOuterPHIUses)

Methods

¶FlattenInfo(llvm::Loop* OL, llvm::Loop* IL)

Declared at: llvm/lib/Transforms/Scalar/LoopFlatten.cpp:145

Parameters

llvm::Loop* OL

llvm::Loop* IL

¶bool checkInnerInductionPhiUsers(
    SmallPtrSet<llvm::Value*, 4>&
        ValidOuterPHIUses)

Declared at: llvm/lib/Transforms/Scalar/LoopFlatten.cpp:236

Parameters

SmallPtrSet<llvm::Value*, 4>& ValidOuterPHIUses

¶bool checkOuterInductionPhiUsers(
    SmallPtrSet<llvm::Value*, 4>&
        ValidOuterPHIUses)

Declared at: llvm/lib/Transforms/Scalar/LoopFlatten.cpp:163

Parameters

SmallPtrSet<llvm::Value*, 4>& ValidOuterPHIUses

¶bool isInnerLoopIncrement(llvm::User* U)

Declared at: llvm/lib/Transforms/Scalar/LoopFlatten.cpp:153

Parameters

llvm::User* U

¶bool isInnerLoopTest(llvm::User* U)

Declared at: llvm/lib/Transforms/Scalar/LoopFlatten.cpp:159

Parameters

llvm::User* U

¶bool isNarrowInductionPhi(llvm::PHINode* Phi)

Declared at: llvm/lib/Transforms/Scalar/LoopFlatten.cpp:147

Parameters

llvm::PHINode* Phi

¶bool isOuterLoopIncrement(llvm::User* U)

Declared at: llvm/lib/Transforms/Scalar/LoopFlatten.cpp:156

Parameters

llvm::User* U

¶bool matchLinearIVUser(
    llvm::User* U,
    llvm::Value* InnerTripCount,
    SmallPtrSet<llvm::Value*, 4>&
        ValidOuterPHIUses)

Declared at: llvm/lib/Transforms/Scalar/LoopFlatten.cpp:192

Parameters

llvm::User* U

llvm::Value* InnerTripCount

SmallPtrSet<llvm::Value*, 4>& ValidOuterPHIUses