llvm::LinearExpression Struct Reference

Linear expression BasePtr + Index * Scale + Offset. More...

#include "llvm/Analysis/Loads.h"

Public Member Functions
	LinearExpression (Value *BasePtr, unsigned BitWidth)

Public Attributes
Value *	BasePtr
Value *	Index = nullptr
APInt	Scale
APInt	Offset
GEPNoWrapFlags	Flags = GEPNoWrapFlags::all()

Detailed Description

Linear expression BasePtr + Index * Scale + Offset.

Index, Scale and Offset all have the same bit width, which matches the pointer index size of BasePtr. Index may be nullptr if Scale is 0.

Definition at line 203 of file Loads.h.

Constructor & Destructor Documentation

LinearExpression()

llvm::LinearExpression::LinearExpression ( Value * BasePtr, unsigned BitWidth )

inline

Definition at line 210 of file Loads.h.

References BasePtr, llvm::BitWidth, Offset, and Scale.

Member Data Documentation

BasePtr

Value* llvm::LinearExpression::BasePtr

Definition at line 204 of file Loads.h.

Referenced by llvm::decomposeLinearExpression(), llvm::InstCombinerImpl::foldCmpLoadFromIndexedGlobal(), and LinearExpression().

Flags

GEPNoWrapFlags llvm::LinearExpression::Flags = GEPNoWrapFlags::all()

Definition at line 208 of file Loads.h.

Referenced by llvm::decomposeLinearExpression(), and llvm::InstCombinerImpl::foldCmpLoadFromIndexedGlobal().

Index

Value* llvm::LinearExpression::Index = nullptr

Definition at line 205 of file Loads.h.

Referenced by llvm::decomposeLinearExpression(), and llvm::InstCombinerImpl::foldCmpLoadFromIndexedGlobal().

Offset

APInt llvm::LinearExpression::Offset

Definition at line 207 of file Loads.h.

Referenced by llvm::decomposeLinearExpression(), llvm::InstCombinerImpl::foldCmpLoadFromIndexedGlobal(), and LinearExpression().

Scale

APInt llvm::LinearExpression::Scale

Definition at line 206 of file Loads.h.

Referenced by llvm::decomposeLinearExpression(), llvm::InstCombinerImpl::foldCmpLoadFromIndexedGlobal(), and LinearExpression().

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

• include/llvm/Analysis/Loads.h