diff options
Diffstat (limited to 'src/qml/jsruntime/qv4function_p.h')
-rw-r--r-- | src/qml/jsruntime/qv4function_p.h | 101 |
1 files changed, 46 insertions, 55 deletions
diff --git a/src/qml/jsruntime/qv4function_p.h b/src/qml/jsruntime/qv4function_p.h index 51960863c4..7543dd3c4b 100644 --- a/src/qml/jsruntime/qv4function_p.h +++ b/src/qml/jsruntime/qv4function_p.h @@ -1,41 +1,5 @@ -/**************************************************************************** -** -** Copyright (C) 2016 The Qt Company Ltd. -** Contact: https://www.qt.io/licensing/ -** -** This file is part of the QtQml module of the Qt Toolkit. -** -** $QT_BEGIN_LICENSE:LGPL$ -** Commercial License Usage -** Licensees holding valid commercial Qt licenses may use this file in -** accordance with the commercial license agreement provided with the -** Software or, alternatively, in accordance with the terms contained in -** a written agreement between you and The Qt Company. For licensing terms -** and conditions see https://www.qt.io/terms-conditions. For further -** information use the contact form at https://www.qt.io/contact-us. -** -** GNU Lesser General Public License Usage -** Alternatively, this file may be used under the terms of the GNU Lesser -** General Public License version 3 as published by the Free Software -** Foundation and appearing in the file LICENSE.LGPL3 included in the -** packaging of this file. Please review the following information to -** ensure the GNU Lesser General Public License version 3 requirements -** will be met: https://www.gnu.org/licenses/lgpl-3.0.html. -** -** GNU General Public License Usage -** Alternatively, this file may be used under the terms of the GNU -** General Public License version 2.0 or (at your option) the GNU General -** Public license version 3 or any later version approved by the KDE Free -** Qt Foundation. The licenses are as published by the Free Software -** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3 -** included in the packaging of this file. Please review the following -** information to ensure the GNU General Public License requirements will -** be met: https://www.gnu.org/licenses/gpl-2.0.html and -** https://www.gnu.org/licenses/gpl-3.0.html. -** -** $QT_END_LICENSE$ -** -****************************************************************************/ +// Copyright (C) 2016 The Qt Company Ltd. +// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only #ifndef QV4FUNCTION_H #define QV4FUNCTION_H @@ -50,6 +14,7 @@ // We mean it. // +#include <qqmlprivate.h> #include "qv4global_p.h" #include <private/qv4executablecompilationunit_p.h> #include <private/qv4context_p.h> @@ -65,33 +30,38 @@ struct QQmlSourceLocation; namespace QV4 { -struct Q_QML_EXPORT FunctionData { - CompiledData::CompilationUnitBase *compilationUnit; +struct Q_QML_EXPORT FunctionData +{ + WriteBarrier::HeapObjectWrapper<CompilationUnitRuntimeData, 1> compilationUnit; // Intentionally require an ExecutableCompilationUnit but save only a pointer to // CompilationUnitBase. This is so that we can take advantage of the standard layout // of CompilationUnitBase in the JIT. Furthermore we can safely static_cast to // ExecutableCompilationUnit where we need it. - FunctionData(ExecutableCompilationUnit *compilationUnit) - : compilationUnit(compilationUnit) - {} + FunctionData(EngineBase *engine, ExecutableCompilationUnit *compilationUnit_); }; // Make sure this class can be accessed through offsetof (done by the assemblers): Q_STATIC_ASSERT(std::is_standard_layout< FunctionData >::value); struct Q_QML_EXPORT Function : public FunctionData { -private: +protected: Function(ExecutionEngine *engine, ExecutableCompilationUnit *unit, - const CompiledData::Function *function); + const CompiledData::Function *function, const QQmlPrivate::AOTCompiledFunction *aotFunction); ~Function(); public: - const CompiledData::Function *compiledFunction; + struct JSTypedFunction { + QVarLengthArray<QQmlType, 4> types; + }; + + struct AOTCompiledFunction { + QVarLengthArray<QMetaType, 4> types; + }; QV4::ExecutableCompilationUnit *executableCompilationUnit() const { // This is safe: We require an ExecutableCompilationUnit in the ctor. - return static_cast<QV4::ExecutableCompilationUnit *>(compilationUnit); + return static_cast<QV4::ExecutableCompilationUnit *>(compilationUnit.get()); } QV4::Heap::String *runtimeString(uint i) const @@ -99,24 +69,44 @@ public: return compilationUnit->runtimeStrings[i]; } - ReturnedValue call(const Value *thisObject, const Value *argv, int argc, const ExecutionContext *context); + 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); - const char *codeData; + const CompiledData::Function *compiledFunction = nullptr; + const char *codeData = nullptr; + JSC::MacroAssemblerCodeRef *codeRef = nullptr; typedef ReturnedValue (*JittedCode)(CppStackFrame *, ExecutionEngine *); - JittedCode jittedCode; - JSC::MacroAssemblerCodeRef *codeRef; + typedef void (*AotCompiledCode)(const QQmlPrivate::AOTCompiledContext *context, void **argv); + + union { + void *noFunction = nullptr; + JSTypedFunction jsTypedFunction; + AOTCompiledFunction aotCompiledFunction; + }; + + union { + JittedCode jittedCode = nullptr; + AotCompiledCode aotCompiledCode; + }; // first nArguments names in internalClass are the actual arguments - Heap::InternalClass *internalClass; - uint nFormals; + QV4::WriteBarrier::Pointer<Heap::InternalClass> internalClass; int interpreterCallCount = 0; - bool isEval = false; + quint16 nFormals = 0; + enum Kind : quint8 { JsUntyped, JsTyped, AotCompiled, Eval }; + Kind kind = JsUntyped; + bool detectedInjectedParameters = false; static Function *create(ExecutionEngine *engine, ExecutableCompilationUnit *unit, - const CompiledData::Function *function); + const CompiledData::Function *function, + const QQmlPrivate::AOTCompiledFunction *aotFunction); void destroy(); + void mark(QV4::MarkStack *ms); + // used when dynamically assigning signal handlers (QQmlConnection) void updateInternalClass(ExecutionEngine *engine, const QList<QByteArray> ¶meters); @@ -132,6 +122,7 @@ public: inline bool isStrict() const { return compiledFunction->flags & CompiledData::Function::IsStrict; } inline bool isArrowFunction() const { return compiledFunction->flags & CompiledData::Function::IsArrowFunction; } inline bool isGenerator() const { return compiledFunction->flags & CompiledData::Function::IsGenerator; } + inline bool isClosureWrapper() const { return compiledFunction->flags & CompiledData::Function::IsClosureWrapper; } QQmlSourceLocation sourceLocation() const; |