CGFunctionInfo - Class to encapsulate the information about a function definition. More...

#include "clang/CodeGen/CGFunctionInfo.h"

Inheritance diagram for clang::CodeGen::CGFunctionInfo:

Public Types
typedef const ArgInfo *	const_arg_iterator
typedef ArgInfo *	arg_iterator

Public Member Functions
void	operator delete (void *p)
size_t	numTrailingObjects (OverloadToken< ArgInfo >) const
size_t	numTrailingObjects (OverloadToken< ExtParameterInfo >) const
MutableArrayRef< ArgInfo >	arguments ()
ArrayRef< ArgInfo >	arguments () const
const_arg_iterator	arg_begin () const
const_arg_iterator	arg_end () const
arg_iterator	arg_begin ()
arg_iterator	arg_end ()
unsigned	arg_size () const
bool	isVariadic () const
RequiredArgs	getRequiredArgs () const
unsigned	getNumRequiredArgs () const
bool	isInstanceMethod () const
bool	isChainCall () const
bool	isDelegateCall () const
bool	isCmseNSCall () const
bool	isNoReturn () const
bool	isReturnsRetained () const
	In ARC, whether this function retains its return value.
bool	isNoCallerSavedRegs () const
	Whether this function no longer saves caller registers.
bool	isNoCfCheck () const
	Whether this function has nocf_check attribute.
CallingConv	getASTCallingConvention () const
	getASTCallingConvention() - Return the AST-specified calling convention.
unsigned	getCallingConvention () const
	getCallingConvention - Return the user specified calling convention, which has been translated into an LLVM CC.
unsigned	getEffectiveCallingConvention () const
	getEffectiveCallingConvention - Return the actual calling convention to use, which may depend on the ABI.
void	setEffectiveCallingConvention (unsigned Value)
bool	getHasRegParm () const
unsigned	getRegParm () const
FunctionType::ExtInfo	getExtInfo () const
CanQualType	getReturnType () const
ABIArgInfo &	getReturnInfo ()
const ABIArgInfo &	getReturnInfo () const
ArrayRef< ExtParameterInfo >	getExtParameterInfos () const
ExtParameterInfo	getExtParameterInfo (unsigned argIndex) const
bool	usesInAlloca () const
	Return true if this function uses inalloca arguments.
llvm::StructType *	getArgStruct () const
	Get the struct type used to represent all the arguments in memory.
CharUnits	getArgStructAlignment () const
void	setArgStruct (llvm::StructType *Ty, CharUnits Align)
unsigned	getMaxVectorWidth () const
	Return the maximum vector width in the arguments.
void	setMaxVectorWidth (unsigned Width)
	Set the maximum vector width in the arguments.
unsigned	getX86ABIAVXLevel () const
void	Profile (llvm::FoldingSetNodeID &ID)

Static Public Member Functions
static CGFunctionInfo *	create (unsigned llvmCC, bool instanceMethod, bool chainCall, bool delegateCall, unsigned X86ABIAVXLevel, const FunctionType::ExtInfo &extInfo, ArrayRef< ExtParameterInfo > paramInfos, CanQualType resultType, ArrayRef< CanQualType > argTypes, RequiredArgs required)
static void	Profile (llvm::FoldingSetNodeID &ID, bool InstanceMethod, bool ChainCall, bool IsDelegateCall, unsigned X86ABIAVXLevel, const FunctionType::ExtInfo &info, ArrayRef< ExtParameterInfo > paramInfos, RequiredArgs required, CanQualType resultType, ArrayRef< CanQualType > argTypes)

Friends
class	TrailingObjects

Detailed Description

CGFunctionInfo - Class to encapsulate the information about a function definition.

Definition at line 595 of file CGFunctionInfo.h.

Member Typedef Documentation

◆ arg_iterator

typedef ArgInfo* clang::CodeGen::CGFunctionInfo::arg_iterator

Definition at line 706 of file CGFunctionInfo.h.

◆ const_arg_iterator

typedef const ArgInfo* clang::CodeGen::CGFunctionInfo::const_arg_iterator

Definition at line 705 of file CGFunctionInfo.h.

Member Function Documentation

◆ arg_begin() [1/2]

arg_iterator clang::CodeGen::CGFunctionInfo::arg_begin ( )

inline

Definition at line 717 of file CGFunctionInfo.h.

◆ arg_begin() [2/2]

const_arg_iterator clang::CodeGen::CGFunctionInfo::arg_begin ( ) const

inline

Definition at line 715 of file CGFunctionInfo.h.

Referenced by arguments(), arguments(), clang::CodeGen::swiftcall::computeABIInfo(), clang::CodeGen::CodeGenModule::ConstructAttributeList(), clang::CodeGen::CodeGenFunction::EmitCall(), clang::CodeGen::CodeGenFunction::EmitFunctionProlog(), clang::CodeGen::CodeGenFunction::EmitLambdaInAllocaImplFn(), and clang::CodeGen::CodeGenTypes::GetFunctionType().

◆ arg_end() [1/2]

arg_iterator clang::CodeGen::CGFunctionInfo::arg_end ( )

inline

Definition at line 718 of file CGFunctionInfo.h.

◆ arg_end() [2/2]

const_arg_iterator clang::CodeGen::CGFunctionInfo::arg_end ( ) const

inline

Definition at line 716 of file CGFunctionInfo.h.

Referenced by clang::CodeGen::CodeGenModule::ConstructAttributeList(), and clang::CodeGen::CodeGenFunction::EmitLambdaInAllocaImplFn().

◆ arg_size()

unsigned clang::CodeGen::CGFunctionInfo::arg_size ( ) const

inline

Definition at line 720 of file CGFunctionInfo.h.

Referenced by clang::CodeGen::CodeGenTypes::arrangeCall(), clang::CodeGen::swiftcall::computeABIInfo(), clang::CodeGen::CodeGenModule::computeABIInfoUsingLib(), clang::CodeGen::CodeGenModule::ConstructAttributeList(), clang::CodeGen::CodeGenFunction::EmitCall(), clang::CodeGen::CodeGenFunction::EmitFunctionProlog(), and getNumRequiredArgs().

◆ arguments() [1/2]

MutableArrayRef< ArgInfo > clang::CodeGen::CGFunctionInfo::arguments ( )

inline

Definition at line 708 of file CGFunctionInfo.h.

References arg_begin().

Referenced by clang::CodeGen::CodeGenModule::computeABIInfoUsingLib(), clang::CodeGen::DefaultABIInfo::computeInfo(), and Profile().

◆ arguments() [2/2]

ArrayRef< ArgInfo > clang::CodeGen::CGFunctionInfo::arguments ( ) const

inline

Definition at line 711 of file CGFunctionInfo.h.

References arg_begin().

◆ create()

CGFunctionInfo * CGFunctionInfo::create	(	unsigned	llvmCC,
		bool	instanceMethod,
		bool	chainCall,
		bool	delegateCall,
		unsigned	X86ABIAVXLevel,
		const FunctionType::ExtInfo &	extInfo,
		ArrayRef< ExtParameterInfo >	paramInfos,
		CanQualType	resultType,
		ArrayRef< CanQualType >	argTypes,
		RequiredArgs	required )

static

Definition at line 1143 of file CGCall.cpp.

References clang::CodeGen::RequiredArgs::allowsOptionalArgs(), clang::FunctionType::ExtInfo::getCC(), clang::FunctionType::ExtInfo::getCmseNSCall(), clang::FunctionType::ExtInfo::getHasRegParm(), clang::FunctionType::ExtInfo::getNoCallerSavedRegs(), clang::FunctionType::ExtInfo::getNoCfCheck(), clang::FunctionType::ExtInfo::getNoReturn(), clang::CodeGen::RequiredArgs::getNumRequiredArgs(), clang::FunctionType::ExtInfo::getProducesResult(), clang::FunctionType::ExtInfo::getRegParm(), and clang::CodeGen::CGFunctionInfoArgInfo::type.

◆ getArgStruct()

llvm::StructType * clang::CodeGen::CGFunctionInfo::getArgStruct ( ) const

inline

Get the struct type used to represent all the arguments in memory.

Definition at line 796 of file CGFunctionInfo.h.

Referenced by clang::CodeGen::CodeGenModule::ConstructAttributeList(), clang::CodeGen::CodeGenFunction::EmitCall(), clang::CodeGen::CodeGenFunction::EmitFunctionEpilog(), and clang::CodeGen::CodeGenFunction::EmitFunctionProlog().

◆ getArgStructAlignment()

CharUnits clang::CodeGen::CGFunctionInfo::getArgStructAlignment ( ) const

inline

Definition at line 797 of file CGFunctionInfo.h.

References clang::CharUnits::fromQuantity().

Referenced by clang::CodeGen::CodeGenFunction::EmitCall(), and clang::CodeGen::CodeGenFunction::EmitFunctionProlog().

◆ getASTCallingConvention()

CallingConv clang::CodeGen::CGFunctionInfo::getASTCallingConvention ( ) const

inline

getASTCallingConvention() - Return the AST-specified calling convention.

Definition at line 750 of file CGFunctionInfo.h.

Referenced by getExtInfo(), and Profile().

◆ getCallingConvention()

unsigned clang::CodeGen::CGFunctionInfo::getCallingConvention ( ) const

inline

getCallingConvention - Return the user specified calling convention, which has been translated into an LLVM CC.

Definition at line 756 of file CGFunctionInfo.h.

Referenced by clang::CodeGen::CodeGenModule::computeABIInfoUsingLib().

◆ getEffectiveCallingConvention()

unsigned clang::CodeGen::CGFunctionInfo::getEffectiveCallingConvention ( ) const

inline

getEffectiveCallingConvention - Return the actual calling convention to use, which may depend on the ABI.

Definition at line 760 of file CGFunctionInfo.h.

Referenced by clang::CodeGen::CodeGenModule::ConstructAttributeList().

◆ getExtInfo()

FunctionType::ExtInfo clang::CodeGen::CGFunctionInfo::getExtInfo ( ) const

inline

Definition at line 770 of file CGFunctionInfo.h.

References getASTCallingConvention(), getHasRegParm(), getRegParm(), isCmseNSCall(), isNoCallerSavedRegs(), isNoCfCheck(), isNoReturn(), and isReturnsRetained().

Referenced by clang::CodeGen::CodeGenTypes::arrangeCall(), and clang::CodeGen::CodeGenFunction::EmitLambdaInAllocaImplFn().

◆ getExtParameterInfo()

ExtParameterInfo clang::CodeGen::CGFunctionInfo::getExtParameterInfo ( unsigned argIndex ) const

inline

Definition at line 786 of file CGFunctionInfo.h.

References getExtParameterInfos().

Referenced by clang::CodeGen::CodeGenModule::ConstructAttributeList(), clang::CodeGen::CodeGenFunction::EmitCall(), and clang::CodeGen::CodeGenFunction::EmitFunctionProlog().

◆ getExtParameterInfos()

ArrayRef< ExtParameterInfo > clang::CodeGen::CGFunctionInfo::getExtParameterInfos ( ) const

inline

Definition at line 782 of file CGFunctionInfo.h.

Referenced by clang::CodeGen::CodeGenTypes::arrangeCall(), getExtParameterInfo(), and Profile().

◆ getHasRegParm()

bool clang::CodeGen::CGFunctionInfo::getHasRegParm ( ) const

inline

Definition at line 767 of file CGFunctionInfo.h.

Referenced by getExtInfo().

◆ getMaxVectorWidth()

unsigned clang::CodeGen::CGFunctionInfo::getMaxVectorWidth ( ) const

inline

Return the maximum vector width in the arguments.

Definition at line 806 of file CGFunctionInfo.h.

◆ getNumRequiredArgs()

unsigned clang::CodeGen::CGFunctionInfo::getNumRequiredArgs ( ) const

inline

Definition at line 724 of file CGFunctionInfo.h.

References arg_size(), clang::CodeGen::RequiredArgs::getNumRequiredArgs(), getRequiredArgs(), and isVariadic().

Referenced by clang::CodeGen::CodeGenFunction::EmitCall(), and clang::CodeGen::CodeGenTypes::GetFunctionType().

◆ getRegParm()

unsigned clang::CodeGen::CGFunctionInfo::getRegParm ( ) const

inline

Definition at line 768 of file CGFunctionInfo.h.

Referenced by getExtInfo().

◆ getRequiredArgs()

RequiredArgs clang::CodeGen::CGFunctionInfo::getRequiredArgs ( ) const

inline

Definition at line 723 of file CGFunctionInfo.h.

Referenced by clang::CodeGen::CodeGenTypes::arrangeCall(), clang::CodeGen::CodeGenModule::computeABIInfoUsingLib(), clang::CodeGen::CodeGenFunction::EmitLambdaInAllocaImplFn(), and getNumRequiredArgs().

◆ getReturnInfo() [1/2]

ABIArgInfo & clang::CodeGen::CGFunctionInfo::getReturnInfo ( )

inline

Definition at line 779 of file CGFunctionInfo.h.

◆ getReturnInfo() [2/2]

const ABIArgInfo & clang::CodeGen::CGFunctionInfo::getReturnInfo ( ) const

inline

Definition at line 780 of file CGFunctionInfo.h.

◆ getReturnType()

CanQualType clang::CodeGen::CGFunctionInfo::getReturnType ( ) const

inline

Definition at line 777 of file CGFunctionInfo.h.

◆ getX86ABIAVXLevel()

unsigned clang::CodeGen::CGFunctionInfo::getX86ABIAVXLevel ( ) const

inline

Definition at line 816 of file CGFunctionInfo.h.

Referenced by clang::CodeGen::CodeGenTypes::arrangeCall().

◆ isChainCall()

bool clang::CodeGen::CGFunctionInfo::isChainCall ( ) const

inline

Definition at line 730 of file CGFunctionInfo.h.

Referenced by clang::CodeGen::CodeGenTypes::arrangeCall(), and clang::CodeGen::CodeGenModule::ConstructAttributeList().

◆ isCmseNSCall()

bool clang::CodeGen::CGFunctionInfo::isCmseNSCall ( ) const

inline

Definition at line 734 of file CGFunctionInfo.h.

Referenced by clang::CodeGen::CodeGenModule::ConstructAttributeList(), clang::CodeGen::CodeGenFunction::EmitCall(), and getExtInfo().

◆ isDelegateCall()

bool clang::CodeGen::CGFunctionInfo::isDelegateCall ( ) const

inline

Definition at line 732 of file CGFunctionInfo.h.

Referenced by clang::CodeGen::CodeGenTypes::arrangeCall(), and clang::CodeGen::CodeGenFunction::GenerateCode().

◆ isInstanceMethod()

bool clang::CodeGen::CGFunctionInfo::isInstanceMethod ( ) const

inline

Definition at line 728 of file CGFunctionInfo.h.

Referenced by clang::CodeGen::CodeGenTypes::arrangeCall(), and clang::CodeGen::CodeGenModule::ConstructAttributeList().

◆ isNoCallerSavedRegs()

bool clang::CodeGen::CGFunctionInfo::isNoCallerSavedRegs ( ) const

inline

Whether this function no longer saves caller registers.

Definition at line 743 of file CGFunctionInfo.h.

Referenced by getExtInfo().

◆ isNoCfCheck()

bool clang::CodeGen::CGFunctionInfo::isNoCfCheck ( ) const

inline

Whether this function has nocf_check attribute.

Definition at line 746 of file CGFunctionInfo.h.

Referenced by getExtInfo().

◆ isNoReturn()

bool clang::CodeGen::CGFunctionInfo::isNoReturn ( ) const

inline

Definition at line 736 of file CGFunctionInfo.h.

Referenced by clang::CodeGen::CodeGenModule::ConstructAttributeList(), clang::CodeGen::CodeGenFunction::EmitFunctionEpilog(), and getExtInfo().

◆ isReturnsRetained()

bool clang::CodeGen::CGFunctionInfo::isReturnsRetained ( ) const

inline

In ARC, whether this function retains its return value.

This is not always reliable for call sites.

Definition at line 740 of file CGFunctionInfo.h.

Referenced by clang::CodeGen::CodeGenFunction::EmitFunctionEpilog(), and getExtInfo().

◆ isVariadic()

bool clang::CodeGen::CGFunctionInfo::isVariadic ( ) const

inline

Definition at line 722 of file CGFunctionInfo.h.

Referenced by clang::CodeGen::CodeGenModule::ConstructAttributeList(), clang::CodeGen::CodeGenFunction::GenerateVarArgsThunk(), clang::CodeGen::CodeGenTypes::GetFunctionType(), and getNumRequiredArgs().

◆ numTrailingObjects() [1/2]

size_t clang::CodeGen::CGFunctionInfo::numTrailingObjects ( OverloadToken< ArgInfo > ) const

inline

Definition at line 698 of file CGFunctionInfo.h.

◆ numTrailingObjects() [2/2]

size_t clang::CodeGen::CGFunctionInfo::numTrailingObjects ( OverloadToken< ExtParameterInfo > ) const

inline

Definition at line 701 of file CGFunctionInfo.h.

◆ operator delete()

void clang::CodeGen::CGFunctionInfo::operator delete ( void * p )

inline

Definition at line 693 of file CGFunctionInfo.h.

◆ Profile() [1/2]

void clang::CodeGen::CGFunctionInfo::Profile ( llvm::FoldingSetNodeID & ID )

inline

Definition at line 818 of file CGFunctionInfo.h.

References arguments(), getASTCallingConvention(), getExtParameterInfos(), getReturnType(), and clang::CanQual< T >::Profile().

◆ Profile() [2/2]

void clang::CodeGen::CGFunctionInfo::Profile	(	llvm::FoldingSetNodeID &	ID,
		bool	InstanceMethod,
		bool	ChainCall,
		bool	IsDelegateCall,
		unsigned	X86ABIAVXLevel,
		const FunctionType::ExtInfo &	info,
		ArrayRef< ExtParameterInfo >	paramInfos,
		RequiredArgs	required,
		CanQualType	resultType,
		ArrayRef< CanQualType >	argTypes )

inlinestatic

Definition at line 841 of file CGFunctionInfo.h.

References clang::FunctionType::ExtInfo::getCC(), clang::FunctionType::ExtInfo::getCmseNSCall(), clang::FunctionType::ExtInfo::getHasRegParm(), clang::FunctionType::ExtInfo::getNoCallerSavedRegs(), clang::FunctionType::ExtInfo::getNoCfCheck(), clang::FunctionType::ExtInfo::getNoReturn(), clang::CodeGen::RequiredArgs::getOpaqueData(), clang::FunctionType::ExtInfo::getProducesResult(), clang::FunctionType::ExtInfo::getRegParm(), clang::CodeGen::IsDelegateCall, and clang::CanQual< T >::Profile().

◆ setArgStruct()

void clang::CodeGen::CGFunctionInfo::setArgStruct	(	llvm::StructType *	Ty,
		CharUnits	Align )

inline

Definition at line 800 of file CGFunctionInfo.h.

References clang::CharUnits::getQuantity().

◆ setEffectiveCallingConvention()

void clang::CodeGen::CGFunctionInfo::setEffectiveCallingConvention ( unsigned Value )

inline

Definition at line 763 of file CGFunctionInfo.h.

◆ setMaxVectorWidth()

void clang::CodeGen::CGFunctionInfo::setMaxVectorWidth ( unsigned Width )

inline

Set the maximum vector width in the arguments.

Definition at line 811 of file CGFunctionInfo.h.

◆ usesInAlloca()

bool clang::CodeGen::CGFunctionInfo::usesInAlloca ( ) const

inline

Return true if this function uses inalloca arguments.

Definition at line 793 of file CGFunctionInfo.h.

Referenced by canEmitDelegateCallArgs().

◆ TrailingObjects

friend class TrailingObjects

friend

Definition at line 697 of file CGFunctionInfo.h.

References TrailingObjects.

Referenced by TrailingObjects.

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

include/clang/CodeGen/CGFunctionInfo.h
lib/CodeGen/CGCall.cpp

Public Types

Public Member Functions

Static Public Member Functions

Friends

Detailed Description

Member Typedef Documentation

◆ arg_iterator

◆ const_arg_iterator

Member Function Documentation

◆ arg_begin() [1/2]

◆ arg_begin() [2/2]

◆ arg_end() [1/2]

◆ arg_end() [2/2]

◆ arg_size()

◆ arguments() [1/2]

◆ arguments() [2/2]

◆ create()

◆ getArgStruct()

◆ getArgStructAlignment()

◆ getASTCallingConvention()

◆ getCallingConvention()

◆ getEffectiveCallingConvention()

◆ getExtInfo()

◆ getExtParameterInfo()

◆ getExtParameterInfos()

◆ getHasRegParm()

◆ getMaxVectorWidth()

◆ getNumRequiredArgs()

◆ getRegParm()

◆ getRequiredArgs()

◆ getReturnInfo() [1/2]

◆ getReturnInfo() [2/2]

◆ getReturnType()

◆ getX86ABIAVXLevel()

◆ isChainCall()

◆ isCmseNSCall()

◆ isDelegateCall()

◆ isInstanceMethod()

◆ isNoCallerSavedRegs()

◆ isNoCfCheck()

◆ isNoReturn()

◆ isReturnsRetained()

◆ isVariadic()

◆ numTrailingObjects() [1/2]

◆ numTrailingObjects() [2/2]

◆ operator delete()

◆ Profile() [1/2]

◆ Profile() [2/2]

◆ setArgStruct()

◆ setEffectiveCallingConvention()

◆ setMaxVectorWidth()

◆ usesInAlloca()

Friends And Related Symbol Documentation

◆ TrailingObjects