llvm::SSAUpdaterTraits< SSAUpdater > Class Reference

Inheritance diagram for llvm::SSAUpdaterTraits< SSAUpdater >:

Classes
class	PHI_iterator

Public Types
using	BlkT = BasicBlock
using	ValT = Value *
using	PhiT = PHINode
using	BlkSucc_iterator = succ_iterator

Static Public Member Functions
static BlkSucc_iterator	BlkSucc_begin (BlkT *BB)
static BlkSucc_iterator	BlkSucc_end (BlkT *BB)
static PHI_iterator	PHI_begin (PhiT *PHI)
static PHI_iterator	PHI_end (PhiT *PHI)
static void	FindPredecessorBlocks (BasicBlock *BB, SmallVectorImpl< BasicBlock * > *Preds)
	FindPredecessorBlocks - Put the predecessors of Info->BB into the Preds vector, set Info->NumPreds, and allocate space in Info->Preds.
static Value *	GetPoisonVal (BasicBlock *BB, SSAUpdater *Updater)
	GetPoisonVal - Get a poison value of the same type as the value being handled.
static Value *	CreateEmptyPHI (BasicBlock *BB, unsigned NumPreds, SSAUpdater *Updater)
	CreateEmptyPHI - Create a new PHI instruction in the specified block.
static void	AddPHIOperand (PHINode *PHI, Value *Val, BasicBlock *Pred)
	AddPHIOperand - Add the specified value as an operand of the PHI for the specified predecessor block.
static PHINode *	ValueIsPHI (Value *Val, SSAUpdater *Updater)
	ValueIsPHI - Check if a value is a PHI.
static PHINode *	ValueIsNewPHI (Value *Val, SSAUpdater *Updater)
	ValueIsNewPHI - Like ValueIsPHI but also check if the PHI has no source operands, i.e., it was just added.
static Value *	GetPHIValue (PHINode *PHI)
	GetPHIValue - For the specified PHI instruction, return the value that it defines.

Detailed Description

Definition at line 240 of file SSAUpdater.cpp.

Member Typedef Documentation

BlkSucc_iterator

using llvm::SSAUpdaterTraits< SSAUpdater >::BlkSucc_iterator = succ_iterator

Definition at line 245 of file SSAUpdater.cpp.

BlkT

using llvm::SSAUpdaterTraits< SSAUpdater >::BlkT = BasicBlock

Definition at line 242 of file SSAUpdater.cpp.

PhiT

using llvm::SSAUpdaterTraits< SSAUpdater >::PhiT = PHINode

Definition at line 244 of file SSAUpdater.cpp.

ValT

using llvm::SSAUpdaterTraits< SSAUpdater >::ValT = Value *

Definition at line 243 of file SSAUpdater.cpp.

Member Function Documentation

AddPHIOperand()

void llvm::SSAUpdaterTraits< SSAUpdater >::AddPHIOperand ( PHINode * PHI, Value * Val, BasicBlock * Pred )

inlinestatic

AddPHIOperand - Add the specified value as an operand of the PHI for the specified predecessor block.

Definition at line 310 of file SSAUpdater.cpp.

References PHI.

BlkSucc_begin()

BlkSucc_iterator llvm::SSAUpdaterTraits< SSAUpdater >::BlkSucc_begin ( BlkT * BB )

inlinestatic

Definition at line 247 of file SSAUpdater.cpp.

References llvm::succ_begin().

BlkSucc_end()

BlkSucc_iterator llvm::SSAUpdaterTraits< SSAUpdater >::BlkSucc_end ( BlkT * BB )

inlinestatic

Definition at line 248 of file SSAUpdater.cpp.

References llvm::succ_end().

CreateEmptyPHI()

Value * llvm::SSAUpdaterTraits< SSAUpdater >::CreateEmptyPHI ( BasicBlock * BB, unsigned NumPreds, SSAUpdater * Updater )

inlinestatic

CreateEmptyPHI - Create a new PHI instruction in the specified block.

Reserve space for the operands but do not fill them in yet.

Definition at line 295 of file SSAUpdater.cpp.

References llvm::BasicBlock::begin(), llvm::PHINode::Create(), llvm::DebugLoc::getUnknown(), and PHI.

FindPredecessorBlocks()

void llvm::SSAUpdaterTraits< SSAUpdater >::FindPredecessorBlocks ( BasicBlock * BB, SmallVectorImpl< BasicBlock * > * Preds )

inlinestatic

FindPredecessorBlocks - Put the predecessors of Info->BB into the Preds vector, set Info->NumPreds, and allocate space in Info->Preds.

Definition at line 276 of file SSAUpdater.cpp.

References llvm::append_range(), llvm::BasicBlock::begin(), llvm::dyn_cast(), and llvm::predecessors().

GetPHIValue()

Value * llvm::SSAUpdaterTraits< SSAUpdater >::GetPHIValue ( PHINode * PHI )

inlinestatic

GetPHIValue - For the specified PHI instruction, return the value that it defines.

Definition at line 330 of file SSAUpdater.cpp.

References PHI.

GetPoisonVal()

Value * llvm::SSAUpdaterTraits< SSAUpdater >::GetPoisonVal ( BasicBlock * BB, SSAUpdater * Updater )

inlinestatic

GetPoisonVal - Get a poison value of the same type as the value being handled.

Definition at line 289 of file SSAUpdater.cpp.

References llvm::PoisonValue::get().

PHI_begin()

PHI_iterator llvm::SSAUpdaterTraits< SSAUpdater >::PHI_begin ( PhiT * PHI )

inlinestatic

Definition at line 269 of file SSAUpdater.cpp.

References PHI.

PHI_end()

PHI_iterator llvm::SSAUpdaterTraits< SSAUpdater >::PHI_end ( PhiT * PHI )

inlinestatic

Definition at line 270 of file SSAUpdater.cpp.

References PHI.

ValueIsNewPHI()

PHINode * llvm::SSAUpdaterTraits< SSAUpdater >::ValueIsNewPHI ( Value * Val, SSAUpdater * Updater )

inlinestatic

ValueIsNewPHI - Like ValueIsPHI but also check if the PHI has no source operands, i.e., it was just added.

Definition at line 321 of file SSAUpdater.cpp.

References PHI, and ValueIsPHI().

ValueIsPHI()

PHINode * llvm::SSAUpdaterTraits< SSAUpdater >::ValueIsPHI ( Value * Val, SSAUpdater * Updater )

inlinestatic

ValueIsPHI - Check if a value is a PHI.

Definition at line 315 of file SSAUpdater.cpp.

References llvm::dyn_cast().

Referenced by ValueIsNewPHI().

---

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

• lib/Transforms/Utils/SSAUpdater.cpp