llvm::SSAUpdaterTraits< SSAUpdater > Class Reference

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 263 of file SSAUpdater.cpp.

Member Typedef Documentation

BlkSucc_iterator

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

Definition at line 268 of file SSAUpdater.cpp.

BlkT

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

Definition at line 265 of file SSAUpdater.cpp.

PhiT

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

Definition at line 267 of file SSAUpdater.cpp.

ValT

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

Definition at line 266 of file SSAUpdater.cpp.

Member Function Documentation

AddPHIOperand()

static 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 328 of file SSAUpdater.cpp.

References PHI.

BlkSucc_begin()

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

inlinestatic

Definition at line 270 of file SSAUpdater.cpp.

References llvm::succ_begin().

BlkSucc_end()

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

inlinestatic

Definition at line 271 of file SSAUpdater.cpp.

References llvm::succ_end().

CreateEmptyPHI()

static 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 318 of file SSAUpdater.cpp.

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

FindPredecessorBlocks()

static 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 299 of file SSAUpdater.cpp.

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

GetPHIValue()

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

inlinestatic

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

Definition at line 348 of file SSAUpdater.cpp.

References PHI.

GetPoisonVal()

static 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 312 of file SSAUpdater.cpp.

References llvm::PoisonValue::get().

PHI_begin()

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

inlinestatic

Definition at line 292 of file SSAUpdater.cpp.

References PHI.

PHI_end()

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

inlinestatic

Definition at line 293 of file SSAUpdater.cpp.

References PHI.

ValueIsNewPHI()

static 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 339 of file SSAUpdater.cpp.

References PHI.

ValueIsPHI()

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

inlinestatic

ValueIsPHI - Check if a value is a PHI.

Definition at line 333 of file SSAUpdater.cpp.

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

• lib/Transforms/Utils/SSAUpdater.cpp