llvm::CallSite Class Reference

#include <CallSite.h>

Collaboration diagram for llvm::CallSite:

List of all members.

Public Types

typedef User::op_iterator arg_iterator

Public Member Functions

CallSite ()

CallSite (CallInst *CI)

CallSite (InvokeInst *II)

CallSite (Instruction *C)

CallSite (const CallSite &CS)

CallSite & operator= (const CallSite &CS)

bool operator== (const CallSite &CS) const

bool operator!= (const CallSite &CS) const

unsigned getCallingConv () const

void setCallingConv (unsigned CC)

const AttrListPtr & getAttributes () const

void setAttributes (const AttrListPtr &PAL)

bool paramHasAttr (uint16_t i, Attributes attr) const

paramHasAttr - whether the call or the callee has the given attribute.

uint16_t getParamAlignment (uint16_t i) const

Extract the alignment for a call or parameter (0=unknown).

bool doesNotAccessMemory () const

Determine if the call does not access memory.

void setDoesNotAccessMemory (bool doesNotAccessMemory=true)

bool onlyReadsMemory () const

Determine if the call does not access or only reads memory.

void setOnlyReadsMemory (bool onlyReadsMemory=true)

bool doesNotReturn () const

Determine if the call cannot return.

void setDoesNotReturn (bool doesNotReturn=true)

bool doesNotThrow () const

Determine if the call cannot unwind.

void setDoesNotThrow (bool doesNotThrow=true)

const Type * getType () const

bool isCall () const

bool isInvoke () const

Instruction * getInstruction () const

Function * getCaller () const

Value * getCalledValue () const

Function * getCalledFunction () const

void setCalledFunction (Value *V)

Value * getArgument (unsigned ArgNo) const

void setArgument (unsigned ArgNo, Value *newVal)

unsigned getArgumentNo (unsigned OperandNo) const

bool hasArgument (const Value *Arg) const

arg_iterator arg_begin () const

arg_iterator arg_end () const

bool arg_empty () const

unsigned arg_size () const

bool operator< (const CallSite &CS) const

bool isCallee (Value::use_iterator UI) const

Static Public Member Functions

static CallSite get (Value *V)

Detailed Description

Definition at line 36 of file CallSite.h.

Member Typedef Documentation

typedef User::op_iterator llvm::CallSite::arg_iterator

arg_iterator - The type of iterator to use when looping over actual arguments at this call site...

Definition at line 165 of file CallSite.h.

Constructor & Destructor Documentation

llvm::CallSite::CallSite ( ) [inline]

Definition at line 39 of file CallSite.h.

Referenced by get().

llvm::CallSite::CallSite ( CallInst * CI ) [inline]

Definition at line 40 of file CallSite.h.

llvm::CallSite::CallSite ( InvokeInst * II ) [inline]

Definition at line 41 of file CallSite.h.

CallSite::CallSite ( Instruction * C )

Definition at line 41 of file Instructions.cpp.

llvm::CallSite::CallSite ( const CallSite & CS ) [inline]

Definition at line 43 of file CallSite.h.

Member Function Documentation

CallSite& llvm::CallSite::operator= ( const CallSite & CS ) [inline]

Definition at line 44 of file CallSite.h.

References I.

bool llvm::CallSite::operator== ( const CallSite & CS ) const [inline]

Definition at line 46 of file CallSite.h.

References I.

bool llvm::CallSite::operator!= ( const CallSite & CS ) const [inline]

Definition at line 47 of file CallSite.h.

References I.

static CallSite llvm::CallSite::get ( Value * V ) [inline, static]

CallSite::get - This static method is sort of like a constructor. It will create an appropriate call site for a Call or Invoke instruction, but it can also create a null initialized CallSite object for something which is NOT a call site.

Definition at line 54 of file CallSite.h.

References Call, CallSite(), and V.

Referenced by AddressIsTaken(), AllCalleesPassInValidPointerForArgument(), llvm::AliasSetTracker::deleteValue(), llvm::MemoryDependenceAnalysis::getDependency(), llvm::BasicInlinerImpl::inlineFunctions(), llvm::PointerMayBeCaptured(), llvm::Inliner::runOnSCC(), and UpdateCallGraphAfterInlining().

unsigned CallSite::getCallingConv ( ) const

getCallingConv/setCallingConv - get or set the calling convention of the call.

Definition at line 46 of file Instructions.cpp.

References CALLSITE_DELEGATE_GETTER.

Referenced by llvm::SelectionDAGLowering::LowerCallTo().

void CallSite::setCallingConv ( unsigned CC )

Definition at line 49 of file Instructions.cpp.

References CALLSITE_DELEGATE_SETTER.

Referenced by ChangeCalleesToFastCall().

const AttrListPtr & CallSite::getAttributes ( ) const

getAttributes/setAttributes - get or set the parameter attributes of the call.

Definition at line 52 of file Instructions.cpp.

References CALLSITE_DELEGATE_GETTER.

Referenced by LLVMAddInstrAttribute(), LLVMRemoveInstrAttribute(), LLVMSetInstrParamAlignment(), and RemoveNestAttribute().

void CallSite::setAttributes ( const AttrListPtr & PAL )

Definition at line 55 of file Instructions.cpp.

References CALLSITE_DELEGATE_SETTER.

Referenced by LLVMAddInstrAttribute(), LLVMRemoveInstrAttribute(), LLVMSetInstrParamAlignment(), and RemoveNestAttribute().

bool CallSite::paramHasAttr	(	uint16_t	i,
		Attributes	attr
	)			const

paramHasAttr - whether the call or the callee has the given attribute.

Definition at line 58 of file Instructions.cpp.

References CALLSITE_DELEGATE_GETTER.

Referenced by isSafeToEliminateVarargsCast(), llvm::SelectionDAGLowering::LowerCallTo(), llvm::PointerMayBeCaptured(), and llvm::Interpreter::visitCallSite().

uint16_t CallSite::getParamAlignment ( uint16_t i ) const

Extract the alignment for a call or parameter (0=unknown).

Definition at line 61 of file Instructions.cpp.

References CALLSITE_DELEGATE_GETTER.

Referenced by llvm::SelectionDAGLowering::LowerCallTo().

bool CallSite::doesNotAccessMemory ( ) const

Determine if the call does not access memory.

Definition at line 64 of file Instructions.cpp.

References CALLSITE_DELEGATE_GETTER.

Referenced by llvm::AliasAnalysis::getModRefBehavior().

void CallSite::setDoesNotAccessMemory ( bool doesNotAccessMemory = true )

Definition at line 67 of file Instructions.cpp.

References CALLSITE_DELEGATE_SETTER.

bool CallSite::onlyReadsMemory ( ) const

Determine if the call does not access or only reads memory.

Definition at line 70 of file Instructions.cpp.

References CALLSITE_DELEGATE_GETTER.

Referenced by llvm::AliasAnalysis::getModRefBehavior(), and llvm::PointerMayBeCaptured().

void CallSite::setOnlyReadsMemory ( bool onlyReadsMemory = true )

Definition at line 73 of file Instructions.cpp.

References CALLSITE_DELEGATE_SETTER.

bool CallSite::doesNotReturn ( ) const

Determine if the call cannot return.

Definition at line 76 of file Instructions.cpp.

References CALLSITE_DELEGATE_GETTER.

void CallSite::setDoesNotReturn ( bool doesNotReturn = true )

Definition at line 79 of file Instructions.cpp.

References CALLSITE_DELEGATE_SETTER.

bool CallSite::doesNotThrow ( ) const

Determine if the call cannot unwind.

Definition at line 82 of file Instructions.cpp.

References CALLSITE_DELEGATE_GETTER.

Referenced by llvm::InlineFunction().

void CallSite::setDoesNotThrow ( bool doesNotThrow = true )

Definition at line 85 of file Instructions.cpp.

References CALLSITE_DELEGATE_SETTER.

const Type* llvm::CallSite::getType ( ) const [inline]

getType - Return the type of the instruction that generated this call site

Definition at line 98 of file CallSite.h.

References getInstruction(), and llvm::Value::getType().

Referenced by llvm::SelectionDAGLowering::LowerCallTo().

bool llvm::CallSite::isCall ( ) const [inline]

isCall - true if a CallInst is enclosed. Note that !isCall() does not mean it is an InvokeInst enclosed, it also could signify a NULL Instruction pointer.

Definition at line 103 of file CallSite.h.

bool llvm::CallSite::isInvoke ( ) const [inline]

isInvoke - true if a InvokeInst is enclosed.

Definition at line 107 of file CallSite.h.

References getInstruction().

Instruction* llvm::CallSite::getInstruction ( ) const [inline]

getInstruction - Return the instruction this call site corresponds to

Definition at line 111 of file CallSite.h.

Referenced by AllCalleesPassInValidPointerForArgument(), arg_begin(), arg_end(), llvm::AliasSetTracker::deleteValue(), getCalledValue(), getCaller(), llvm::InlineCostAnalyzer::getInlineCost(), llvm::MemoryDependenceAnalysis::getNonLocalCallDependency(), getType(), llvm::InlineFunction(), llvm::BasicInlinerImpl::inlineFunctions(), isCallee(), isInvoke(), llvm::SelectionDAGLowering::LowerCallTo(), operator<(), llvm::Inliner::runOnSCC(), setArgument(), setCalledFunction(), SpecializeFunction(), UpdateCallGraphAfterInlining(), and llvm::Interpreter::visitCallSite().

Function* llvm::CallSite::getCaller ( ) const [inline]

getCaller - Return the caller function for this call site

Definition at line 115 of file CallSite.h.

References getInstruction(), llvm::BasicBlock::getParent(), and llvm::Instruction::getParent().

Referenced by InlineCallIfPossible(), and llvm::Inliner::runOnSCC().

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

getCalledValue - Return the pointer to function that is being called...

Definition at line 120 of file CallSite.h.

References getInstruction(), and llvm::User::getOperand().

Referenced by getCalledFunction(), llvm::SelectionDAGLowering::LowerCallTo(), and llvm::Interpreter::visitCallSite().

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

getCalledFunction - Return the function being called if this is a direct call, otherwise return null (if it's an indirect call).

Definition at line 128 of file CallSite.h.

References llvm::dyn_cast(), and getCalledValue().

Referenced by llvm::InlineCostAnalyzer::getInlineCost(), llvm::InlineCostAnalyzer::getInlineFudgeFactor(), llvm::AliasAnalysis::getModRefBehavior(), llvm::LibCallAliasAnalysis::getModRefInfo(), InlineCallIfPossible(), llvm::InlineFunction(), llvm::BasicInlinerImpl::inlineFunctions(), llvm::Inliner::runOnSCC(), SpecializeFunction(), UpdateCallGraphAfterInlining(), and llvm::Interpreter::visitCallSite().

void llvm::CallSite::setCalledFunction ( Value * V ) [inline]

setCalledFunction - Set the callee to the specified value...

Definition at line 134 of file CallSite.h.

References getInstruction(), and llvm::User::setOperand().

Value* llvm::CallSite::getArgument ( unsigned ArgNo ) const [inline]

Definition at line 139 of file CallSite.h.

References arg_begin(), and arg_end().

Referenced by AllCalleesPassInValidPointerForArgument(), and SpecializeFunction().

void llvm::CallSite::setArgument	(	unsigned	ArgNo,
		Value *	newVal
	)			`[inline]`

Definition at line 144 of file CallSite.h.

References arg_begin(), arg_end(), getInstruction(), and llvm::User::setOperand().

unsigned llvm::CallSite::getArgumentNo ( unsigned OperandNo ) const [inline]

Given an operand number, returns the argument that corresponds to it. OperandNo must be a valid operand number that actually corresponds to an argument.

Definition at line 153 of file CallSite.h.

bool CallSite::hasArgument ( const Value * Arg ) const

hasArgument - Returns true if this CallSite passes the given Value* as an argument to the called function.

Definition at line 89 of file Instructions.cpp.

References AI, arg_begin(), arg_end(), and E.

Referenced by AddressIsTaken().

arg_iterator llvm::CallSite::arg_begin ( ) const [inline]

arg_begin/arg_end - Return iterators corresponding to the actual argument list for a call site.

Definition at line 169 of file CallSite.h.

References getInstruction(), and llvm::User::op_begin().

Referenced by arg_empty(), arg_size(), getArgument(), llvm::InlineCostAnalyzer::getInlineCost(), hasArgument(), llvm::InlineFunction(), llvm::SelectionDAGLowering::LowerCallTo(), llvm::PointerMayBeCaptured(), setArgument(), and llvm::Interpreter::visitCallSite().

arg_iterator llvm::CallSite::arg_end ( ) const [inline]

Definition at line 175 of file CallSite.h.

References getInstruction(), and llvm::User::op_end().

Referenced by arg_empty(), arg_size(), getArgument(), llvm::InlineCostAnalyzer::getInlineCost(), hasArgument(), llvm::SelectionDAGLowering::LowerCallTo(), llvm::PointerMayBeCaptured(), setArgument(), and llvm::Interpreter::visitCallSite().

bool llvm::CallSite::arg_empty ( ) const [inline]

Definition at line 176 of file CallSite.h.

References arg_begin(), and arg_end().

unsigned llvm::CallSite::arg_size ( ) const [inline]

Definition at line 177 of file CallSite.h.

References arg_begin(), and arg_end().

Referenced by llvm::InlineFunction(), llvm::SelectionDAGLowering::LowerCallTo(), SpecializeFunction(), and llvm::Interpreter::visitCallSite().

bool llvm::CallSite::operator< ( const CallSite & CS ) const [inline]

Definition at line 179 of file CallSite.h.

References getInstruction().

bool llvm::CallSite::isCallee ( Value::use_iterator UI ) const [inline]

Definition at line 183 of file CallSite.h.

References getInstruction(), llvm::value_use_iterator< UserTy >::getUse(), and llvm::User::op_begin().

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


Public Types
typedef User::op_iterator	arg_iterator
Public Member Functions
	CallSite ()
	CallSite (CallInst *CI)
	CallSite (InvokeInst *II)
	CallSite (Instruction *C)
	CallSite (const CallSite &CS)
CallSite &	operator= (const CallSite &CS)
bool	operator== (const CallSite &CS) const
bool	operator!= (const CallSite &CS) const
unsigned	getCallingConv () const
void	setCallingConv (unsigned CC)
const AttrListPtr &	getAttributes () const
void	setAttributes (const AttrListPtr &PAL)
bool	paramHasAttr (uint16_t i, Attributes attr) const
	paramHasAttr - whether the call or the callee has the given attribute.
uint16_t	getParamAlignment (uint16_t i) const
	Extract the alignment for a call or parameter (0=unknown).
bool	doesNotAccessMemory () const
	Determine if the call does not access memory.
void	setDoesNotAccessMemory (bool doesNotAccessMemory=true)
bool	onlyReadsMemory () const
	Determine if the call does not access or only reads memory.
void	setOnlyReadsMemory (bool onlyReadsMemory=true)
bool	doesNotReturn () const
	Determine if the call cannot return.
void	setDoesNotReturn (bool doesNotReturn=true)
bool	doesNotThrow () const
	Determine if the call cannot unwind.
void	setDoesNotThrow (bool doesNotThrow=true)
const Type *	getType () const
bool	isCall () const
bool	isInvoke () const
Instruction *	getInstruction () const
Function *	getCaller () const
Value *	getCalledValue () const
Function *	getCalledFunction () const
void	setCalledFunction (Value *V)
Value *	getArgument (unsigned ArgNo) const
void	setArgument (unsigned ArgNo, Value *newVal)
unsigned	getArgumentNo (unsigned OperandNo) const
bool	hasArgument (const Value *Arg) const
arg_iterator	arg_begin () const
arg_iterator	arg_end () const
bool	arg_empty () const
unsigned	arg_size () const
bool	operator< (const CallSite &CS) const
bool	isCallee (Value::use_iterator UI) const
Static Public Member Functions
static CallSite	get (Value *V)