struct GVNOptions

Declaration

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

Description

true - enabling the transformation. false - disabling the transformation. None - relying on a global default. Intended use is to create a default object, modify parameters with additional setters and then pass it to GVN.

Declared at: llvm/include/llvm/Transforms/Scalar/GVN.h:73

Member Variables

public Optional<bool> AllowPRE = None

public Optional<bool> AllowLoadPRE = None

public Optional<bool> AllowLoadInLoopPRE = None

public Optional<bool> AllowLoadPRESplitBackedge = None

public Optional<bool> AllowMemDep = None

Method Overview

• public GVNOptions()
• public llvm::GVNOptions & setLoadInLoopPRE(bool LoadInLoopPRE)
• public llvm::GVNOptions & setLoadPRE(bool LoadPRE)
• public llvm::GVNOptions & setLoadPRESplitBackedge(bool LoadPRESplitBackedge)
• public llvm::GVNOptions & setMemDep(bool MemDep)
• public llvm::GVNOptions & setPRE(bool PRE)

Methods

¶GVNOptions()

Declared at: llvm/include/llvm/Transforms/Scalar/GVN.h:80

¶llvm::GVNOptions& setLoadInLoopPRE(
    bool LoadInLoopPRE)

Declared at: llvm/include/llvm/Transforms/Scalar/GVN.h:94

Parameters

bool LoadInLoopPRE

¶llvm::GVNOptions& setLoadPRE(bool LoadPRE)

Description

Enables or disables PRE of loads in GVN.

Declared at: llvm/include/llvm/Transforms/Scalar/GVN.h:89

Parameters

bool LoadPRE

¶llvm::GVNOptions& setLoadPRESplitBackedge(
    bool LoadPRESplitBackedge)

Description

Enables or disables PRE of loads in GVN.

Declared at: llvm/include/llvm/Transforms/Scalar/GVN.h:100

Parameters

bool LoadPRESplitBackedge

¶llvm::GVNOptions& setMemDep(bool MemDep)

Description

Enables or disables use of MemDepAnalysis.

Declared at: llvm/include/llvm/Transforms/Scalar/GVN.h:106

Parameters

bool MemDep

¶llvm::GVNOptions& setPRE(bool PRE)

Description

Enables or disables PRE in GVN.

Declared at: llvm/include/llvm/Transforms/Scalar/GVN.h:83

Parameters

bool PRE