LLVM API Documentation

llvm::CallInst Class Reference

#include <Instructions.h>

Inheritance diagram for llvm::CallInst:

[legend]Collaboration diagram for llvm::CallInst:


Public Member Functions
	CallInst (Value F, const std::vector< Value > &Par, const std::string &Name="", Instruction *InsertBefore=0)
	CallInst (Value F, const std::vector< Value > &Par, const std::string &Name, BasicBlock *InsertAtEnd)
	CallInst (Value F, Value Actual1, Value Actual2, const std::string &Name="", Instruction InsertBefore=0)
	CallInst (Value F, Value Actual1, Value Actual2, const std::string &Name, BasicBlock InsertAtEnd)
	CallInst (Value F, Value Actual, const std::string &Name="", Instruction *InsertBefore=0)
	CallInst (Value F, Value Actual, const std::string &Name, BasicBlock *InsertAtEnd)
	CallInst (Value F, const std::string &Name="", Instruction InsertBefore=0)
	CallInst (Value F, const std::string &Name, BasicBlock InsertAtEnd)
	~CallInst ()
virtual CallInst *	clone () const
bool	mayWriteToMemory () const
bool	isTailCall () const
void	setTailCall (bool isTailCall=true)
unsigned	getCallingConv () const
void	setCallingConv (unsigned CC)
Function *	getCalledFunction () const
const Value *	getCalledValue () const
Value *	getCalledValue ()
Static Public Member Functions
static bool	classof (const CallInst *)
static bool	classof (const Instruction *I)
	Methods for support type inquiry through isa, cast, and dyn_cast:.
static bool	classof (const Value *V)

Detailed Description

CallInst - This class represents a function call, abstracting a target machine's calling convention. This class uses low bit of the SubClassData field to indicate whether or not this is a tail call. The rest of the bits hold the calling convention of the call.

Definition at line 513 of file Instructions.h.

Constructor & Destructor Documentation

CallInst::CallInst	(	Value *	F,
		const std::vector< Value * > &	Par,
		const std::string &	Name = `""`,
		Instruction *	InsertBefore = `0`
	)

Definition at line 267 of file Instructions.cpp.

References Func.

CallInst::CallInst	(	Value *	F,
		const std::vector< Value * > &	Par,
		const std::string &	Name,
		BasicBlock *	InsertAtEnd
	)

Definition at line 275 of file Instructions.cpp.

References Func.

CallInst::CallInst	(	Value *	F,
		Value *	Actual1,
		Value *	Actual2,
		const std::string &	Name = `""`,
		Instruction *	InsertBefore = `0`
	)

Definition at line 283 of file Instructions.cpp.

References Func.

CallInst::CallInst	(	Value *	F,
		Value *	Actual1,
		Value *	Actual2,
		const std::string &	Name,
		BasicBlock *	InsertAtEnd
	)

Definition at line 291 of file Instructions.cpp.

References Func.

CallInst::CallInst	(	Value *	F,
		Value *	Actual,
		const std::string &	Name = `""`,
		Instruction *	InsertBefore = `0`
	)

Definition at line 299 of file Instructions.cpp.

References Func.

CallInst::CallInst	(	Value *	F,
		Value *	Actual,
		const std::string &	Name,
		BasicBlock *	InsertAtEnd
	)

Definition at line 307 of file Instructions.cpp.

References Func.

CallInst::CallInst	(	Value *	F,
		const std::string &	Name = `""`,
		Instruction *	InsertBefore = `0`
	)			`[explicit]`

Definition at line 315 of file Instructions.cpp.

References Func.

CallInst::CallInst	(	Value *	F,
		const std::string &	Name,
		BasicBlock *	InsertAtEnd
	)			`[explicit]`

Definition at line 323 of file Instructions.cpp.

References Func.

CallInst::~CallInst ( )

Definition at line 195 of file Instructions.cpp.

References llvm::User::OperandList.

Member Function Documentation

CallInst * CallInst::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 1323 of file Instructions.cpp.

bool llvm::CallInst::mayWriteToMemory ( ) const [inline, virtual]

mayWriteToMemory - Return true if this instruction may modify memory.

Reimplemented from llvm::Instruction.

Definition at line 543 of file Instructions.h.

bool llvm::CallInst::isTailCall ( ) const [inline]

Definition at line 545 of file Instructions.h.

References llvm::Value::SubclassData.

Referenced by llvm::UpgradeIntrinsicCall(), and llvm::SelectionDAGLowering::visitCall().

void llvm::CallInst::setTailCall ( bool isTailCall = true ) [inline]

Definition at line 546 of file Instructions.h.

References llvm::Value::SubclassData.

Referenced by llvm::JIT::runFunction(), and llvm::UpgradeIntrinsicCall().

unsigned llvm::CallInst::getCallingConv ( ) const [inline]

getCallingConv/setCallingConv - Get or set the calling convention of this function call.

Definition at line 552 of file Instructions.h.

References llvm::Value::SubclassData.

Referenced by HandleInlinedInvoke(), llvm::UpgradeIntrinsicCall(), and llvm::SelectionDAGLowering::visitCall().

void llvm::CallInst::setCallingConv ( unsigned CC ) [inline]

Definition at line 553 of file Instructions.h.

References llvm::Value::SubclassData.

Referenced by llvm::UpgradeIntrinsicCall().

Function* llvm::CallInst::getCalledFunction ( ) const [inline]

getCalledFunction - Return the function being called by this instruction if it is a direct call. If it is a call through a function pointer, return null.

Definition at line 560 of file Instructions.h.

References llvm::UnaryInstruction::getOperand().

Referenced by llvm::IntrinsicInst::classof(), llvm::IntrinsicInst::getIntrinsicID(), HandleInlinedInvoke(), llvm::DefaultIntrinsicLowering::LowerIntrinsicCall(), llvm::UpgradeIntrinsicCall(), and llvm::SelectionDAGLowering::visitCall().

const Value* llvm::CallInst::getCalledValue ( ) const [inline]

Definition at line 565 of file Instructions.h.

References llvm::UnaryInstruction::getOperand().

Referenced by HandleInlinedInvoke(), and llvm::SelectionDAGLowering::visitCall().

Value* llvm::CallInst::getCalledValue ( ) [inline]

Definition at line 566 of file Instructions.h.

References llvm::UnaryInstruction::getOperand().

static bool llvm::CallInst::classof ( const CallInst * ) [inline, static]

Reimplemented in llvm::IntrinsicInst.