LLVM: llvm::gvn::AvailableValueInBlock Struct Reference

LLVM 18.0.0git

Represents an AvailableValue which can be rematerialized at the end of the associated BasicBlock. More...

Public Member Functions
Value *	MaterializeAdjustedValue (LoadInst *Load, GVNPass &gvn) const
	Emit code at the end of this block to adjust the value defined here to the specified type.

Static Public Member Functions
static AvailableValueInBlock	get (BasicBlock *BB, AvailableValue &&AV)

static AvailableValueInBlock	get (BasicBlock BB, Value V, unsigned Offset=0)

static AvailableValueInBlock	getUndef (BasicBlock *BB)

static AvailableValueInBlock	getSelect (BasicBlock BB, SelectInst Sel, Value V1, Value V2)

Public Attributes
BasicBlock *	BB = nullptr
	BB - The basic block in question.

AvailableValue	AV
	AV - The actual available value.

Detailed Description

Represents an AvailableValue which can be rematerialized at the end of the associated BasicBlock.

Definition at line 287 of file GVN.cpp.

Member Function Documentation

◆ get() [1/2]

static AvailableValueInBlock llvm::gvn::AvailableValueInBlock::get	(	BasicBlock *	BB,
		AvailableValue &&	AV
	)

inlinestatic

Definition at line 294 of file GVN.cpp.

References AV, and BB.

Referenced by get(), getSelect(), getUndef(), and replaceValuesPerBlockEntry().

◆ get() [2/2]

static AvailableValueInBlock llvm::gvn::AvailableValueInBlock::get	(	BasicBlock *	BB,
		Value *	V,
		unsigned	Offset = `0`
	)

inlinestatic

Definition at line 301 of file GVN.cpp.

References BB, get(), llvm::gvn::AvailableValue::get(), and llvm::Offset.

◆ getSelect()

static AvailableValueInBlock llvm::gvn::AvailableValueInBlock::getSelect	(	BasicBlock *	BB,
		SelectInst *	Sel,
		Value *	V1,
		Value *	V2
	)

inlinestatic

Definition at line 310 of file GVN.cpp.

References BB, get(), and llvm::gvn::AvailableValue::getSelect().

◆ getUndef()

static AvailableValueInBlock llvm::gvn::AvailableValueInBlock::getUndef ( BasicBlock * BB )

inlinestatic

Definition at line 306 of file GVN.cpp.

References BB, get(), and llvm::gvn::AvailableValue::getUndef().

◆ MaterializeAdjustedValue()

Value * llvm::gvn::AvailableValueInBlock::MaterializeAdjustedValue	(	LoadInst *	Load,
		GVNPass &	gvn
	)		const

inline

Emit code at the end of this block to adjust the value defined here to the specified type.

This handles various coercion cases.

Definition at line 317 of file GVN.cpp.

References AV, BB, llvm::BasicBlock::getTerminator(), and llvm::gvn::AvailableValue::MaterializeAdjustedValue().

Member Data Documentation

◆ AV

AvailableValue llvm::gvn::AvailableValueInBlock::AV

AV - The actual available value.

Definition at line 292 of file GVN.cpp.

Referenced by get(), and MaterializeAdjustedValue().

◆ BB

BasicBlock* llvm::gvn::AvailableValueInBlock::BB = nullptr

BB - The basic block in question.

Definition at line 289 of file GVN.cpp.

Referenced by get(), getSelect(), getUndef(), and MaterializeAdjustedValue().

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

lib/Transforms/Scalar/GVN.cpp