QV4::Function Struct Reference

#include <qv4function_p.h>

Inheritance diagram for QV4::Function:

Collaboration diagram for QV4::Function:

Classes
struct	JSTypedFunction

Public Types
enum	Kind : quint8 { JsUntyped , JsTyped , AotCompiled , Eval }
typedef ReturnedValue(*	JittedCode) (CppStackFrame *, ExecutionEngine *)

Public Member Functions
QV4::ExecutableCompilationUnit *	executableCompilationUnit () const
QV4::Heap::String *	runtimeString (uint i) const
bool	call (QObject *thisObject, void **a, const QMetaType *types, int argc, ExecutionContext *context)
ReturnedValue	call (const Value *thisObject, const Value *argv, int argc, ExecutionContext *context)
void	destroy ()
void	updateInternalClass (ExecutionEngine *engine, const QList< QByteArray > &parameters)
Heap::String *	name () const
QString	sourceFile () const
QUrl	finalUrl () const
bool	isStrict () const
bool	isArrowFunction () const
bool	isGenerator () const
bool	isClosureWrapper () const
QQmlSourceLocation	sourceLocation () const
Function *	nestedFunction () const
Public Member Functions inherited from QV4::FunctionData
	FunctionData (ExecutableCompilationUnit *compilationUnit)

Static Public Member Functions
static Function *	create (ExecutionEngine *engine, ExecutableCompilationUnit *unit, const CompiledData::Function *function, const QQmlPrivate::AOTCompiledFunction *aotFunction)
static QString	prettyName (const Function *function, const void *address)

Public Attributes
const CompiledData::Function *	compiledFunction
const char *	codeData
JittedCode	jittedCode
JSC::MacroAssemblerCodeRef *	codeRef
union {
const QQmlPrivate::AOTCompiledFunction *   aotCompiledFunction = nullptr
const JSTypedFunction *   jsTypedFunction
};
Heap::InternalClass *	internalClass
int	interpreterCallCount = 0
quint16	nFormals
Kind	kind = JsUntyped
bool	detectedInjectedParameters = false
Public Attributes inherited from QV4::FunctionData
CompiledData::CompilationUnitBase *	compilationUnit

Protected Member Functions
	Function (ExecutionEngine *engine, ExecutableCompilationUnit *unit, const CompiledData::Function *function, const QQmlPrivate::AOTCompiledFunction *aotFunction)
	~Function ()

Detailed Description

Definition at line 47 of file qv4function_p.h.

Member Typedef Documentation

JittedCode

typedef ReturnedValue(* QV4::Function::JittedCode) (CppStackFrame *, ExecutionEngine *)

Definition at line 79 of file qv4function_p.h.

Member Enumeration Documentation

Kind

enum QV4::Function::Kind : quint8

Enumerator
JsUntyped
JsTyped
AotCompiled
Eval

Definition at line 91 of file qv4function_p.h.

Constructor & Destructor Documentation

Function()

Function::Function ( ExecutionEngine *  engine, ExecutableCompilationUnit *  unit, const CompiledData::Function *  function, const QQmlPrivate::AOTCompiledFunction *  aotFunction  )

protected

Definition at line 100 of file qv4function.cpp.

References QQmlImport::AllowRecursion, QList< T >::append(), QV4::Function::JSTypedFunction::argumentTypes, QV4::Attr_NotConfigurable, QV4::EngineBase::Class_CallContext, QV4::FunctionData::compilationUnit, QQmlTypeData::compilationUnit(), compiledFunction, QQmlType::elementName(), engine, QV4::CompiledData::Function::formalsTable(), function, QQmlEnginePrivate::get(), QQmlTypeLoader::getType(), i, QV4::ExecutableCompilationUnit::ignoresFunctionSignature(), internalClass, QQmlType::isComposite(), QQmlType::isInlineComponentType(), QV4::isSpecificType(), QMetaType::isValid(), QQmlType::isValid(), JsTyped, jsTypedFunction, kind, QV4::CompiledData::Function::localsTable(), QQmlPropertyCacheCreatorBase::metaTypeForPropertyType(), QV4::CompiledData::Parameter::nameIndex, QV4::CompiledData::Function::nFormals, nFormals, QV4::CompiledData::Function::nLocals, QV4::ExecutableCompilationUnit::qmlType, QQmlMetaType::qmlType(), QV4::ExecutableCompilationUnit::qmlTypeForComponent(), QQmlTypeNameCache::query(), QV4::CompiledData::Function::returnType, QV4::Function::JSTypedFunction::returnType, QV4::CompiledData::CompilationUnitBase::runtimeStrings, QQmlType::sourceUrl(), QV4::CompiledData::CompilationUnit::stringAt(), QQmlType::typeId(), QQmlEnginePrivate::typeLoader, and QV4::ExecutableCompilationUnit::typeNameCache.

Here is the call graph for this function:

~Function()

Function::~Function ( )

protected

Definition at line 172 of file qv4function.cpp.

References codeRef, QV4::destroyFunctionTable(), JsTyped, jsTypedFunction, and kind.

Here is the call graph for this function:

Member Function Documentation

call() [1/2]

ReturnedValue Function::call	(	const Value *	thisObject,
		const Value *	argv,
		int	argc,
		ExecutionContext *	context
	)

Definition at line 59 of file qv4function.cpp.

References AotCompiled, aotCompiledFunction, QV4::coerceAndCall(), compiledFunction, context, QV4::convertAndCall(), QV4::doCall(), JsTyped, jsTypedFunction, and kind.

Here is the call graph for this function:

call() [2/2]

bool Function::call	(	QObject *	thisObject,
		void **	a,
		const QMetaType *	types,
		int	argc,
		ExecutionContext *	context
	)

Definition at line 23 of file qv4function.cpp.

References AotCompiled, context, QV4::convertAndCall(), engine, QV4::Moth::VME::exec(), frame, and kind.

Referenced by QV4::EvalFunction::evalCall(), QQmlJavaScriptExpression::evaluate(), QQmlJavaScriptExpression::evaluate(), and QV4::Script::run().

Here is the call graph for this function:

Here is the caller graph for this function:

create()

Function * Function::create ( ExecutionEngine *  engine, ExecutableCompilationUnit *  unit, const CompiledData::Function *  function, const QQmlPrivate::AOTCompiledFunction *  aotFunction  )

static

Definition at line 82 of file qv4function.cpp.

References engine, and function.

Referenced by QV4::ExecutableCompilationUnit::linkToEngine().

Here is the caller graph for this function:

destroy()

void Function::destroy

(

)

Definition at line 89 of file qv4function.cpp.

executableCompilationUnit()

QV4::ExecutableCompilationUnit * QV4::Function::executableCompilationUnit ( ) const

inline

Definition at line 61 of file qv4function_p.h.

Referenced by QQmlJavaScriptExpression::setupFunction().

Here is the caller graph for this function:

finalUrl()

QUrl QV4::Function::finalUrl ( ) const

inline

Definition at line 110 of file qv4function_p.h.

Referenced by QV4::ExecutionEngine::resolvedUrl().

Here is the caller graph for this function:

isArrowFunction()

bool QV4::Function::isArrowFunction ( ) const

inline

Definition at line 113 of file qv4function_p.h.

References QV4::CompiledData::Function::flags.

Referenced by QV4::FunctionObject::createScriptFunction(), and QV4::getSuperBase().

Here is the caller graph for this function:

isClosureWrapper()

bool QV4::Function::isClosureWrapper ( ) const

inline

Definition at line 115 of file qv4function_p.h.

References QV4::CompiledData::Function::flags.

isGenerator()

bool QV4::Function::isGenerator ( ) const

inline

Definition at line 114 of file qv4function_p.h.

References QV4::CompiledData::Function::flags.

Referenced by QV4::Runtime::Closure::call(), and QV4::Runtime::ObjectLiteral::call().

Here is the caller graph for this function:

isStrict()

bool QV4::Function::isStrict ( ) const

inline

Definition at line 112 of file qv4function_p.h.

References QV4::CompiledData::Function::flags.

Referenced by QV4::Runtime::StoreProperty::call(), QV4::ExecutionContext::deleteProperty(), QV4::EvalFunction::evalCall(), and QJSEngine::evaluate().

Here is the caller graph for this function:

name()

Heap::String * QV4::Function::name ( ) const

inline

Definition at line 103 of file qv4function_p.h.

References QV4::CompiledData::Function::nameIndex.

Referenced by QV4::CppStackFrame::function().

Here is the caller graph for this function:

nestedFunction()

Function * QV4::Function::nestedFunction ( ) const

inline

Definition at line 119 of file qv4function_p.h.

References QV4::CompiledData::Function::nestedFunctionIndex.

prettyName()

QString Function::prettyName ( const Function *  function, const void *  address  )

static

Definition at line 229 of file qv4function.cpp.

References QString::append(), function, QString::isEmpty(), QString::number(), QString::prepend(), and prettyName().

Referenced by prettyName().

Here is the call graph for this function:

Here is the caller graph for this function:

runtimeString()

QV4::Heap::String * QV4::Function::runtimeString ( uint  i ) const

inline

Definition at line 67 of file qv4function_p.h.

References i.

sourceFile()

QString QV4::Function::sourceFile ( ) const

inline

Definition at line 109 of file qv4function_p.h.

Referenced by QV4::CppStackFrame::source(), and sourceLocation().

Here is the caller graph for this function:

sourceLocation()

QQmlSourceLocation Function::sourceLocation

(

)

const

Definition at line 240 of file qv4function.cpp.

References QV4::CompiledData::Location::column(), compiledFunction, QV4::CompiledData::Location::line(), QV4::CompiledData::Function::location, and sourceFile().

Referenced by QQmlJavaScriptExpression::sourceLocation().

Here is the call graph for this function:

Here is the caller graph for this function:

updateInternalClass()

void Function::updateInternalClass	(	ExecutionEngine *	engine,
		const QList< QByteArray > &	parameters
	)

Definition at line 182 of file qv4function.cpp.

References QV4::Heap::InternalClass::addMember(), arg, QList< T >::at(), QV4::Attr_NotConfigurable, QV4::EngineBase::Class_CallContext, QV4::FunctionData::compilationUnit, compiledFunction, engine, QString::fromUtf8(), i, internalClass, j, QV4::CompiledData::Function::localsTable(), nFormals, QV4::CompiledData::Function::nLocals, QString::number(), QV4::CompiledData::CompilationUnitBase::runtimeStrings, and QList< T >::size().

Referenced by QQmlBoundSignal_callback().

Here is the call graph for this function:

Here is the caller graph for this function:

Member Data Documentation

[union]

union { ... } QV4::Function

aotCompiledFunction

const QQmlPrivate::AOTCompiledFunction* QV4::Function::aotCompiledFunction = nullptr

Definition at line 83 of file qv4function_p.h.

Referenced by call(), QQmlBinding::doUpdate(), and QV4::ArrowFunction::virtualCall().

codeData

const char* QV4::Function::codeData

Definition at line 77 of file qv4function_p.h.

Referenced by QV4::GeneratorFunction::virtualCall().

codeRef

JSC::MacroAssemblerCodeRef* QV4::Function::codeRef

Definition at line 81 of file qv4function_p.h.

Referenced by ~Function().

compiledFunction

const CompiledData::Function* QV4::Function::compiledFunction

Definition at line 59 of file qv4function_p.h.

Referenced by Function(), call(), QV4::JSTypesStackFrame::requiredJSStackFrameSize(), sourceLocation(), updateInternalClass(), and QV4::ArrowFunction::virtualCall().

detectedInjectedParameters

bool QV4::Function::detectedInjectedParameters = false

Definition at line 93 of file qv4function_p.h.

internalClass

Heap::InternalClass* QV4::Function::internalClass

Definition at line 88 of file qv4function_p.h.

Referenced by Function(), and updateInternalClass().

interpreterCallCount

int QV4::Function::interpreterCallCount = 0

Definition at line 89 of file qv4function_p.h.

jittedCode

JittedCode QV4::Function::jittedCode

Definition at line 80 of file qv4function_p.h.

jsTypedFunction

const JSTypedFunction* QV4::Function::jsTypedFunction

Definition at line 84 of file qv4function_p.h.

Referenced by Function(), ~Function(), call(), and QV4::ArrowFunction::virtualCall().

kind

Kind QV4::Function::kind = JsUntyped

Definition at line 92 of file qv4function_p.h.

Referenced by Function(), ~Function(), call(), call(), QQmlBinding::doUpdate(), QV4::EvalFunction::evalCall(), QV4::getSuperBase(), QV4::ArrowFunction::virtualCall(), and QV4::ArrowFunction::virtualCallWithMetaTypes().

nFormals

quint16 QV4::Function::nFormals

Definition at line 90 of file qv4function_p.h.

Referenced by Function(), and updateInternalClass().

---

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

• qtdeclarative/src/qml/jsruntime/qv4function_p.h
• qtdeclarative/src/qml/jsruntime/qv4function.cpp