llvm::ShuffleVectorInst Class Reference

#include <Instructions.h>

Inheritance diagram for llvm::ShuffleVectorInst:

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Collaboration diagram for llvm::ShuffleVectorInst:

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List of all members.

Public Member Functions
void *	operator new (size_t s)
	ShuffleVectorInst (Value *V1, Value *V2, Value *Mask, const std::string &NameStr="", Instruction *InsertBefor=0)
	ShuffleVectorInst (Value *V1, Value *V2, Value *Mask, const std::string &NameStr, BasicBlock *InsertAtEnd)
virtual ShuffleVectorInst *	clone () const
const VectorType *	getType () const
	DECLARE_TRANSPARENT_OPERAND_ACCESSORS (Value)
	Transparently provide more efficient getOperand methods.
int	getMaskValue (unsigned i) const
Static Public Member Functions
static bool	isValidOperands (const Value *V1, const Value *V2, const Value *Mask)
static bool	classof (const ShuffleVectorInst *)
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

ShuffleVectorInst - This instruction constructs a fixed permutation of two input vectors.

Definition at line 1445 of file Instructions.h.

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Constructor & Destructor Documentation

ShuffleVectorInst::ShuffleVectorInst	(	Value *	V1,
		Value *	V2,
		Value *	Mask,
		const std::string &	NameStr = "",
		Instruction *	InsertBefor = 0
	)

Definition at line 1326 of file Instructions.cpp.

References isValidOperands(), and llvm::Value::setName().

ShuffleVectorInst::ShuffleVectorInst	(	Value *	V1,
		Value *	V2,
		Value *	Mask,
		const std::string &	NameStr,
		BasicBlock *	InsertAtEnd
	)

Definition at line 1343 of file Instructions.cpp.

References isValidOperands(), and llvm::Value::setName().

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Member Function Documentation

void* llvm::ShuffleVectorInst::operator new

(

size_t

s

)

[inline]

Reimplemented from llvm::User.

Definition at line 1449 of file Instructions.h.

bool ShuffleVectorInst::isValidOperands	(	const Value *	V1,
		const Value *	V2,
		const Value *	Mask
	)			[static]

isValidOperands - Return true if a shufflevector instruction can be formed with the specified operands.

Definition at line 1359 of file Instructions.cpp.

References llvm::dyn_cast(), llvm::SequentialType::getElementType(), llvm::Value::getType(), and llvm::Type::Int32Ty.

Referenced by llvm::ConstantExpr::getShuffleVector(), and ShuffleVectorInst().

ShuffleVectorInst * ShuffleVectorInst::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::Instruction.

Definition at line 2942 of file Instructions.cpp.

const VectorType* llvm::ShuffleVectorInst::getType

(

)

const [inline]

getType - Overload to return most specific vector type.

Reimplemented from llvm::Value.

Definition at line 1467 of file Instructions.h.

References llvm::Intrinsic::getType().

Referenced by getShuffleMask().

llvm::ShuffleVectorInst::DECLARE_TRANSPARENT_OPERAND_ACCESSORS

(

Value

)

Transparently provide more efficient getOperand methods.

int ShuffleVectorInst::getMaskValue

(

unsigned

i

)

const

getMaskValue - Return the index from the shuffle mask for the specified output result. This is either -1 if the element is undef or a number less than 2*numelements.

getMaskValue - Return the index from the shuffle mask for the specified output result. This is either -1 if the element is undef or a number less than 2*numelements.

Definition at line 1374 of file Instructions.cpp.

References llvm::User::getNumOperands(), llvm::Constant::getOperand(), and llvm::User::getOperand().

static bool llvm::ShuffleVectorInst::classof

(

const ShuffleVectorInst *

)

[inline, static]

Definition at line 1480 of file Instructions.h.

static bool llvm::ShuffleVectorInst::classof

(

const Instruction *

)

[inline, static]

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

Reimplemented from llvm::Instruction.

Definition at line 1481 of file Instructions.h.

References llvm::Instruction::getOpcode().

static bool llvm::ShuffleVectorInst::classof

(

const Value *

V

)

[inline, static]

Reimplemented from llvm::Instruction.

Definition at line 1484 of file Instructions.h.

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

• Instructions.h
• Instructions.cpp