llvm::UncondBrInst Class Reference

Unconditional Branch instruction. More...

#include "llvm/IR/Instructions.h"

Inheritance diagram for llvm::UncondBrInst:

Public Member Functions
	DECLARE_TRANSPARENT_OPERAND_ACCESSORS (Value)
	Transparently provide more efficient getOperand methods.
unsigned	getNumSuccessors () const
BasicBlock *	getSuccessor (unsigned i=0) const
void	setSuccessor (BasicBlock *NewSucc)
void	setSuccessor (unsigned idx, BasicBlock *NewSucc)
iterator_range< succ_iterator >	successors ()
iterator_range< const_succ_iterator >	successors () const

Static Public Member Functions
static UncondBrInst *	Create (BasicBlock *Target, InsertPosition InsertBefore=nullptr)
static bool	classof (const Instruction *I)
static bool	classof (const Value *V)

Protected Member Functions
LLVM_ABI UncondBrInst *	cloneImpl () const

Friends
class	Instruction
	Iterator for Instructions in a `BasicBlock.

Detailed Description

Unconditional Branch instruction.

Definition at line 3138 of file Instructions.h.

Member Function Documentation

classof() [1/2]

bool llvm::UncondBrInst::classof ( const Instruction * I )

inlinestatic

Definition at line 3192 of file Instructions.h.

References I, and Instruction.

Referenced by classof().

classof() [2/2]

bool llvm::UncondBrInst::classof ( const Value * V )

inlinestatic

Definition at line 3195 of file Instructions.h.

References llvm::cast(), classof(), and llvm::isa().

cloneImpl()

UncondBrInst * UncondBrInst::cloneImpl ( ) const

protected

Definition at line 4509 of file Instructions.cpp.

Referenced by Instruction.

Create()

UncondBrInst * llvm::UncondBrInst::Create ( BasicBlock * Target, InsertPosition InsertBefore = nullptr )

inlinestatic

Definition at line 3152 of file Instructions.h.

Referenced by alignOutputBlockWithAggFunc(), buildClonedLoopBlocks(), llvm::changeToCall(), llvm::VPBasicBlock::connectToPredecessors(), llvm::IRBuilderBase::CreateBr(), DoFlattenLoopPair(), llvm::ehAwareSplitEdge(), llvm::emitAMDGPUPrintfCall(), expandToSwitch(), findOrCreatePHIBlock(), getStrlenWithNull(), llvm::InlineFunctionImpl(), insertBoundsCheck(), insertUniqueBackedgeBlock(), markAliveBlocks(), mergeCleanupPad(), mergeCompatibleInvokesImpl(), performBlockTailMerging(), llvm::JumpThreadingPass::processBlock(), llvm::JumpThreadingPass::processImpliedCondition(), llvm::JumpThreadingPass::processThreadableEdges(), redirectTo(), redirectToHub(), llvm::SCCPSolver::removeNonFeasibleEdges(), replaceConditionalBranchesOnConstant(), runImpl(), SimplifyCondBranchToCondBranch(), simplifySuspendPoint(), llvm::spliceBB(), llvm::SplitBlockAndInsertIfThenElse(), SplitBlockPredecessorsImpl(), llvm::SplitCallBrEdge(), llvm::SplitKnownCriticalEdge(), SplitLandingPadPredecessorsImpl(), llvm::JumpThreadingPass::threadEdge(), llvm::UnrollAndJamLoop(), llvm::UnrollLoop(), unswitchNontrivialInvariants(), unswitchTrivialBranch(), and unswitchTrivialSwitch().

DECLARE_TRANSPARENT_OPERAND_ACCESSORS()

llvm::UncondBrInst::DECLARE_TRANSPARENT_OPERAND_ACCESSORS

(

Value

)

Transparently provide more efficient getOperand methods.

getNumSuccessors()

unsigned llvm::UncondBrInst::getNumSuccessors ( ) const

inline

Definition at line 3169 of file Instructions.h.

getSuccessor()

BasicBlock * llvm::UncondBrInst::getSuccessor ( unsigned i = 0 ) const

inline

Definition at line 3171 of file Instructions.h.

References assert(), llvm::cast_or_null(), and llvm::get().

Referenced by checkOuterLoopInsts(), llvm::CloneAndPruneIntoFromInst(), dominatesMergePoint(), llvm::DenseMapInfo< const EqualBBWrapper * >::getHashValue(), llvm::InlineFunctionImpl(), llvm::DenseMapInfo< const EqualBBWrapper * >::isEqual(), llvm::MergeBlockIntoPredecessor(), and llvm::FastISel::selectOperator().

setSuccessor() [1/2]

void llvm::UncondBrInst::setSuccessor ( BasicBlock * NewSucc )

inline

Definition at line 3176 of file Instructions.h.

Referenced by foldCondBranchOnValueKnownInPredecessorImpl(), llvm::InlineFunctionImpl(), and llvm::UnrollAndJamLoop().

setSuccessor() [2/2]

void llvm::UncondBrInst::setSuccessor ( unsigned idx, BasicBlock * NewSucc )

inline

Definition at line 3177 of file Instructions.h.

References assert().

successors() [1/2]

iterator_range< succ_iterator > llvm::UncondBrInst::successors ( )

inline

Definition at line 3182 of file Instructions.h.

References llvm::make_range().

successors() [2/2]

iterator_range< const_succ_iterator > llvm::UncondBrInst::successors ( ) const

inline

Definition at line 3186 of file Instructions.h.

References llvm::make_range().

Friends And Related Symbol Documentation

Instruction

friend class Instruction

friend

Iterator for Instructions in a `BasicBlock.

/ \Returns an sandboxir::Instruction & when derereferenced. class BBIterator { public: using difference_type = std::ptrdiff_t; using value_type = Instruction; using pointer = value_type *; using reference = value_type &; using iterator_category = std::bidirectional_iterator_tag;

private: llvm::BasicBlock *BB; llvm::BasicBlock::iterator It; Context *Ctx; LLVM_ABI pointer getInstr(llvm::BasicBlock::iterator It) const;

public: BBIterator() : BB(nullptr), Ctx(nullptr) {} BBIterator(llvm::BasicBlock <em>BB, llvm::BasicBlock::iterator It, Context *Ctx) : BB(BB), It(It), Ctx(Ctx) {} reference operator() const { return *getInstr(It); } LLVM_ABI BBIterator &operator++(); BBIterator operator++(int) { auto Copy = *this; ++*this; return Copy; } LLVM_ABI BBIterator &operator--(); BBIterator operator--(int) { auto Copy = *this; –*this; return Copy; } bool operator==(const BBIterator &Other) const { assert(Ctx == Other.Ctx && "BBIterators in different context!"); return It == Other.It; } bool operator!=(const BBIterator &Other) const { return !(*this == Other); } / \Returns the SBInstruction that corresponds to this iterator, or null if / the instruction is not found in the IR-to-SandboxIR tables. pointer get() const { return getInstr(It); } / \Returns the parent BB. LLVM_ABI BasicBlock *getNodeParent() const; };

/ Contains a list of sandboxir::Instruction's. class BasicBlock : public Value { / Builds a graph that contains all values in BB in their original form / i.e., no vectorization is taking place here. LLVM_ABI void buildBasicBlockFromLLVMIR(llvm::BasicBlock *LLVMBB); friend class Context; // For buildBasicBlockFromIR

Definition at line 3147 of file Instructions.h.

References cloneImpl(), Instruction, and LLVM_ABI.

Referenced by classof(), and Instruction.

---

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

• include/llvm/IR/Instructions.h
• lib/IR/Instructions.cpp