llvm::BranchInst Class Reference

#include <Instructions.h>

Inheritance diagram for llvm::BranchInst:

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Collaboration diagram for llvm::BranchInst:

[legend]

List of all members.

Public Member Functions
	~BranchInst ()
	DECLARE_TRANSPARENT_OPERAND_ACCESSORS (Value)
	Transparently provide more efficient getOperand methods.
virtual BranchInst *	clone () const
bool	isUnconditional () const
bool	isConditional () const
Value *	getCondition () const
void	setCondition (Value *V)
void	setUnconditionalDest (BasicBlock *Dest)
unsigned	getNumSuccessors () const
BasicBlock *	getSuccessor (unsigned i) const
void	setSuccessor (unsigned idx, BasicBlock *NewSucc)
Static Public Member Functions
static BranchInst *	Create (BasicBlock *IfTrue, Instruction *InsertBefore=0)
static BranchInst *	Create (BasicBlock *IfTrue, BasicBlock *IfFalse, Value *Cond, Instruction *InsertBefore=0)
static BranchInst *	Create (BasicBlock *IfTrue, BasicBlock *InsertAtEnd)
static BranchInst *	Create (BasicBlock *IfTrue, BasicBlock *IfFalse, Value *Cond, BasicBlock *InsertAtEnd)
static bool	classof (const BranchInst *)
static bool	classof (const Instruction *I)
	Methods for support type inquiry through isa, cast, and dyn_cast:.
static bool	classof (const Value *V)

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Detailed Description

BranchInst - Conditional or Unconditional Branch instruction.

Definition at line 2100 of file Instructions.h.

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Constructor & Destructor Documentation

llvm::BranchInst::~BranchInst

(

)

[inline]

Definition at line 2135 of file Instructions.h.

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Member Function Documentation

static BranchInst* llvm::BranchInst::Create	(	BasicBlock *	IfTrue,
		Instruction *	InsertBefore = 0
	)			[inline, static]

Definition at line 2120 of file Instructions.h.

Referenced by ChangeToCall(), llvm::ConstantFoldTerminator(), llvm::IRBuilder< preserveNames, T >::CreateBr(), llvm::IRBuilder< preserveNames, T >::CreateCondBr(), HandleInlinedInvoke(), llvm::InlineFunction(), LowerPartSelect(), LowerPartSet(), PerformHeapAllocSRoA(), llvm::UnifyFunctionExitNodes::runOnFunction(), llvm::SimplifyCFG(), llvm::BasicBlock::splitBasicBlock(), llvm::SplitBlockPredecessors(), and llvm::SplitCriticalEdge().

static BranchInst* llvm::BranchInst::Create	(	BasicBlock *	IfTrue,
		BasicBlock *	IfFalse,
		Value *	Cond,
		Instruction *	InsertBefore = 0
	)			[inline, static]

Definition at line 2123 of file Instructions.h.

static BranchInst* llvm::BranchInst::Create	(	BasicBlock *	IfTrue,
		BasicBlock *	InsertAtEnd
	)			[inline, static]

Definition at line 2127 of file Instructions.h.

static BranchInst* llvm::BranchInst::Create	(	BasicBlock *	IfTrue,
		BasicBlock *	IfFalse,
		Value *	Cond,
		BasicBlock *	InsertAtEnd
	)			[inline, static]

Definition at line 2130 of file Instructions.h.

llvm::BranchInst::DECLARE_TRANSPARENT_OPERAND_ACCESSORS

(

Value

)

Transparently provide more efficient getOperand methods.

BranchInst * BranchInst::clone

(

)

const [virtual]

clone() - Create a copy of 'this' instruction that is identical in all ways except the following: The instruction has no parent The instruction has no name

Implements llvm::TerminatorInst.

Definition at line 2949 of file Instructions.cpp.

References llvm::User::getNumOperands().

bool llvm::BranchInst::isUnconditional

(

)

const [inline]

Definition at line 2145 of file Instructions.h.

Referenced by FoldBranchToCommonDest(), llvm::FastISel::SelectOperator(), SplitEdgeNicely(), llvm::UnrollLoop(), and llvm::Interpreter::visitBranchInst().

bool llvm::BranchInst::isConditional

(

)

const [inline]

Definition at line 2146 of file Instructions.h.

Referenced by AddReachableCodeToWorklist(), llvm::CloneAndPruneFunctionInto(), GetIfCondition(), SimplifyCondBranchToCondBranch(), and SimplifyCondBranchToTwoReturns().

Value* llvm::BranchInst::getCondition

(

)

const [inline]

Definition at line 2148 of file Instructions.h.

Referenced by AddReachableCodeToWorklist(), llvm::EscapeAnalysis::escapes(), FoldBranchToCommonDest(), FoldCondBranchOnPHI(), GetIfCondition(), GetValueEqualityComparisonCases(), HoistThenElseCodeToIf(), SimplifyCondBranchToCondBranch(), SimplifyCondBranchToTwoReturns(), SpeculativelyExecuteBB(), and llvm::Interpreter::visitBranchInst().

void llvm::BranchInst::setCondition

(

Value *

V

)

[inline]

Definition at line 2153 of file Instructions.h.

Referenced by FoldBranchToCommonDest(), and SimplifyCondBranchToCondBranch().

void llvm::BranchInst::setUnconditionalDest

(

BasicBlock *

Dest

)

[inline]

Definition at line 2161 of file Instructions.h.

Referenced by llvm::UnrollLoop().

unsigned llvm::BranchInst::getNumSuccessors

(

)

const [inline]

getNumSuccessors - Return the number of successors that this terminator has.

Reimplemented from llvm::TerminatorInst.

Definition at line 2170 of file Instructions.h.

BasicBlock* llvm::BranchInst::getSuccessor

(

unsigned

idx

)

const [inline]

getSuccessor - Return the specified successor.

Reimplemented from llvm::TerminatorInst.

Definition at line 2172 of file Instructions.h.

Referenced by AddReachableCodeToWorklist(), llvm::CloneAndPruneFunctionInto(), FoldBranchToCommonDest(), FoldCondBranchOnPHI(), GetIfCondition(), GetValueEqualityComparisonCases(), HoistThenElseCodeToIf(), llvm::FastISel::SelectOperator(), llvm::SimplifyCFG(), SimplifyCondBranchToCondBranch(), SimplifyCondBranchToTwoReturns(), SpeculativelyExecuteBB(), llvm::UnrollLoop(), and llvm::Interpreter::visitBranchInst().

void llvm::BranchInst::setSuccessor	(	unsigned	idx,
		BasicBlock *	B
	)			[inline]

setSuccessor - Update the specified successor to point at the provided block.

Reimplemented from llvm::TerminatorInst.

Definition at line 2177 of file Instructions.h.

Referenced by FoldBranchToCommonDest(), SimplifyCondBranchToCondBranch(), and llvm::UnrollLoop().

static bool llvm::BranchInst::classof

(

const BranchInst *

)

[inline, static]

Definition at line 2183 of file Instructions.h.

static bool llvm::BranchInst::classof

(

const Instruction *

)

[inline, static]

Methods for support type inquiry through isa, cast, and dyn_cast:.

Reimplemented from llvm::TerminatorInst.

Definition at line 2184 of file Instructions.h.

References llvm::Instruction::getOpcode().

static bool llvm::BranchInst::classof

(

const Value *

V

)

[inline, static]

Reimplemented from llvm::TerminatorInst.

Definition at line 2187 of file Instructions.h.

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

• Instructions.h
• Instructions.cpp