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/****************************************************************************
**
** 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.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef QV4RUNTIMEAPI_P_H
#define QV4RUNTIMEAPI_P_H
//
// W A R N I N G
// -------------
//
// This file is not part of the Qt API. It exists purely as an
// implementation detail. This header file may change from version to
// version without notice, or even be removed.
//
// We mean it.
//
#include <private/qv4global_p.h>
QT_BEGIN_NAMESPACE
namespace QV4 {
typedef uint Bool;
struct Q_QML_PRIVATE_EXPORT Runtime {
typedef ReturnedValue (*UnaryOperation)(const Value &value);
typedef ReturnedValue (*BinaryOperation)(const Value &left, const Value &right);
typedef ReturnedValue (*BinaryOperationContext)(ExecutionEngine *, const Value &left, const Value &right);
enum class Throws { No, Yes };
enum class ChangesContext { No, Yes };
enum class Pure { No, Yes };
enum class LastArgumentIsOutputValue { No, Yes };
template<Throws t, ChangesContext c = ChangesContext::No, Pure p = Pure::No,
LastArgumentIsOutputValue out = LastArgumentIsOutputValue::No>
struct Method
{
static constexpr bool throws = t == Throws::Yes;
static constexpr bool changesContext = c == ChangesContext::Yes;
static constexpr bool pure = p == Pure::Yes;
static constexpr bool lastArgumentIsOutputValue = out == LastArgumentIsOutputValue::Yes;
};
using PureMethod = Method<Throws::No, ChangesContext::No, Pure::Yes>;
using IteratorMethod = Method<Throws::Yes, ChangesContext::No, Pure::No,
LastArgumentIsOutputValue::Yes>;
/* call */
struct Q_QML_PRIVATE_EXPORT CallGlobalLookup : Method<Throws::Yes>
{
static ReturnedValue call(ExecutionEngine *, uint, Value[], int);
};
struct Q_QML_PRIVATE_EXPORT CallName : Method<Throws::Yes>
{
static ReturnedValue call(ExecutionEngine *, int, Value[], int);
};
struct Q_QML_PRIVATE_EXPORT CallProperty : Method<Throws::Yes>
{
static ReturnedValue call(ExecutionEngine *, const Value &, int, Value[], int);
};
struct Q_QML_PRIVATE_EXPORT CallPropertyLookup : Method<Throws::Yes>
{
static ReturnedValue call(ExecutionEngine *, const Value &, uint, Value[], int);
};
struct Q_QML_PRIVATE_EXPORT CallElement : Method<Throws::Yes>
{
static ReturnedValue call(ExecutionEngine *, const Value &, const Value &, Value[], int);
};
struct Q_QML_PRIVATE_EXPORT CallValue : Method<Throws::Yes>
{
static ReturnedValue call(ExecutionEngine *, const Value &, Value[], int);
};
struct Q_QML_PRIVATE_EXPORT CallWithReceiver : Method<Throws::Yes>
{
static ReturnedValue call(ExecutionEngine *, const Value &, const Value &, Value[], int);
};
struct Q_QML_PRIVATE_EXPORT CallPossiblyDirectEval : Method<Throws::Yes>
{
static ReturnedValue call(ExecutionEngine *, Value[], int);
};
struct Q_QML_PRIVATE_EXPORT CallWithSpread : Method<Throws::Yes>
{
static ReturnedValue call(ExecutionEngine *, const Value &, const Value &, Value[], int);
};
struct Q_QML_PRIVATE_EXPORT TailCall : Method<Throws::Yes>
{
static ReturnedValue call(CppStackFrame *, ExecutionEngine *);
};
/* construct */
struct Q_QML_PRIVATE_EXPORT Construct : Method<Throws::Yes>
{
static ReturnedValue call(ExecutionEngine *, const Value &, const Value &, Value[], int);
};
struct Q_QML_PRIVATE_EXPORT ConstructWithSpread : Method<Throws::Yes>
{
static ReturnedValue call(ExecutionEngine *, const Value &, const Value &, Value[], int);
};
/* load & store */
struct Q_QML_PRIVATE_EXPORT StoreNameStrict : Method<Throws::Yes>
{
static void call(ExecutionEngine *, int, const Value &);
};
struct Q_QML_PRIVATE_EXPORT StoreNameSloppy : Method<Throws::Yes>
{
static void call(ExecutionEngine *, int, const Value &);
};
struct Q_QML_PRIVATE_EXPORT StoreProperty : Method<Throws::Yes>
{
static void call(ExecutionEngine *, const Value &, int, const Value &);
};
struct Q_QML_PRIVATE_EXPORT StoreElement : Method<Throws::Yes>
{
static void call(ExecutionEngine *, const Value &, const Value &, const Value &);
};
struct Q_QML_PRIVATE_EXPORT StoreElement_traced : Method<Throws::Yes>
{
static void call(ExecutionEngine *, const Value &, const Value &, const Value &, quint8 *);
};
struct Q_QML_PRIVATE_EXPORT LoadProperty : Method<Throws::Yes>
{
static ReturnedValue call(ExecutionEngine *, const Value &, int);
};
struct Q_QML_PRIVATE_EXPORT LoadName : Method<Throws::Yes>
{
static ReturnedValue call(ExecutionEngine *, int);
};
struct Q_QML_PRIVATE_EXPORT LoadElement : Method<Throws::Yes>
{
static ReturnedValue call(ExecutionEngine *, const Value &, const Value &);
};
struct Q_QML_PRIVATE_EXPORT LoadElement_Traced : Method<Throws::Yes>
{
static ReturnedValue call(ExecutionEngine *, const Value &, const Value &, quint8 *);
};
struct Q_QML_PRIVATE_EXPORT LoadSuperProperty : Method<Throws::Yes>
{
static ReturnedValue call(ExecutionEngine *, const Value &);
};
struct Q_QML_PRIVATE_EXPORT StoreSuperProperty : Method<Throws::Yes>
{
static void call(ExecutionEngine *, const Value &, const Value &);
};
struct Q_QML_PRIVATE_EXPORT LoadSuperConstructor : Method<Throws::Yes>
{
static ReturnedValue call(ExecutionEngine *, const Value &);
};
struct Q_QML_PRIVATE_EXPORT LoadGlobalLookup : Method<Throws::Yes>
{
static ReturnedValue call(ExecutionEngine *, Function *, int);
};
struct Q_QML_PRIVATE_EXPORT GetLookup : Method<Throws::Yes>
{
static ReturnedValue call(ExecutionEngine *, Function *, const Value &, int);
};
struct Q_QML_PRIVATE_EXPORT SetLookupStrict : Method<Throws::Yes>
{
static void call(Function *, const Value &, int, const Value &);
};
struct Q_QML_PRIVATE_EXPORT SetLookupSloppy : Method<Throws::Yes>
{
static void call(Function *, const Value &, int, const Value &);
};
/* typeof */
struct Q_QML_PRIVATE_EXPORT TypeofValue : PureMethod
{
static ReturnedValue call(ExecutionEngine *, const Value &);
};
struct Q_QML_PRIVATE_EXPORT TypeofName : Method<Throws::No>
{
static ReturnedValue call(ExecutionEngine *, int);
};
/* delete */
struct Q_QML_PRIVATE_EXPORT DeleteProperty_NoThrow : Method<Throws::No>
{
static Bool call(ExecutionEngine *, const Value &, const Value &);
};
struct Q_QML_PRIVATE_EXPORT DeleteProperty : Method<Throws::Yes>
{
static ReturnedValue call(ExecutionEngine *, Function *, const Value &, const Value &);
};
struct Q_QML_PRIVATE_EXPORT DeleteName_NoThrow : Method<Throws::No>
{
static Bool call(ExecutionEngine *, int);
};
struct Q_QML_PRIVATE_EXPORT DeleteName : Method<Throws::Yes>
{
static ReturnedValue call(ExecutionEngine *, Function *, int);
};
/* exceptions & scopes */
struct Q_QML_PRIVATE_EXPORT ThrowException : Method<Throws::Yes>
{
static void call(ExecutionEngine *, const Value &);
};
struct Q_QML_PRIVATE_EXPORT PushCallContext : Method<Throws::No, ChangesContext::Yes>
{
static void call(CppStackFrame *);
};
struct Q_QML_PRIVATE_EXPORT PushWithContext : Method<Throws::Yes, ChangesContext::Yes>
{
static ReturnedValue call(ExecutionEngine *, const Value &);
};
struct Q_QML_PRIVATE_EXPORT PushCatchContext : Method<Throws::No, ChangesContext::Yes>
{
static void call(ExecutionEngine *, int, int);
};
struct Q_QML_PRIVATE_EXPORT PushBlockContext : Method<Throws::No, ChangesContext::Yes>
{
static void call(ExecutionEngine *, int);
};
struct Q_QML_PRIVATE_EXPORT CloneBlockContext : Method<Throws::No, ChangesContext::Yes>
{
static void call(ExecutionEngine *);
};
struct Q_QML_PRIVATE_EXPORT PushScriptContext : Method<Throws::No, ChangesContext::Yes>
{
static void call(ExecutionEngine *, int);
};
struct Q_QML_PRIVATE_EXPORT PopScriptContext : Method<Throws::No, ChangesContext::Yes>
{
static void call(ExecutionEngine *);
};
struct Q_QML_PRIVATE_EXPORT ThrowReferenceError : Method<Throws::Yes>
{
static void call(ExecutionEngine *, int);
};
struct Q_QML_PRIVATE_EXPORT ThrowOnNullOrUndefined : Method<Throws::Yes>
{
static void call(ExecutionEngine *, const Value &);
};
/* closures */
struct Q_QML_PRIVATE_EXPORT Closure : Method<Throws::No>
{
static ReturnedValue call(ExecutionEngine *, int);
};
/* Function header */
struct Q_QML_PRIVATE_EXPORT ConvertThisToObject : Method<Throws::Yes>
{
static ReturnedValue call(ExecutionEngine *, const Value &);
};
struct Q_QML_PRIVATE_EXPORT DeclareVar : Method<Throws::Yes>
{
static void call(ExecutionEngine *, Bool, int);
};
struct Q_QML_PRIVATE_EXPORT CreateMappedArgumentsObject : Method<Throws::No>
{
static ReturnedValue call(ExecutionEngine *);
};
struct Q_QML_PRIVATE_EXPORT CreateUnmappedArgumentsObject : Method<Throws::No>
{
static ReturnedValue call(ExecutionEngine *);
};
struct Q_QML_PRIVATE_EXPORT CreateRestParameter : PureMethod
{
static ReturnedValue call(ExecutionEngine *, int);
};
/* literals */
struct Q_QML_PRIVATE_EXPORT ArrayLiteral : Method<Throws::Yes>
{
static ReturnedValue call(ExecutionEngine *, Value[], uint);
};
struct Q_QML_PRIVATE_EXPORT ObjectLiteral : Method<Throws::Yes>
{
static ReturnedValue call(ExecutionEngine *, int, Value[], int);
};
struct Q_QML_PRIVATE_EXPORT CreateClass : Method<Throws::Yes>
{
static ReturnedValue call(ExecutionEngine *, int, const Value &, Value[]);
};
/* for-in, for-of and array destructuring */
struct Q_QML_PRIVATE_EXPORT GetIterator : Method<Throws::Yes>
{
static ReturnedValue call(ExecutionEngine *, const Value &, int);
};
struct Q_QML_PRIVATE_EXPORT IteratorNext : IteratorMethod
{
static ReturnedValue call(ExecutionEngine *, const Value &, Value *);
};
struct Q_QML_PRIVATE_EXPORT IteratorNextForYieldStar : IteratorMethod
{
static ReturnedValue call(ExecutionEngine *, const Value &, const Value &, Value *);
};
struct Q_QML_PRIVATE_EXPORT IteratorClose : Method<Throws::Yes>
{
static ReturnedValue call(ExecutionEngine *, const Value &, const Value &);
};
struct Q_QML_PRIVATE_EXPORT DestructureRestElement : Method<Throws::Yes>
{
static ReturnedValue call(ExecutionEngine *, const Value &);
};
/* conversions */
struct Q_QML_PRIVATE_EXPORT ToObject : Method<Throws::Yes>
{
static ReturnedValue call(ExecutionEngine *, const Value &);
};
struct Q_QML_PRIVATE_EXPORT ToBoolean : PureMethod
{
static Bool call(const Value &);
};
struct Q_QML_PRIVATE_EXPORT ToNumber : Method<Throws::Yes>
{
static ReturnedValue call(ExecutionEngine *, const Value &);
};
/* unary operators */
struct Q_QML_PRIVATE_EXPORT UMinus : Method<Throws::Yes>
{
static ReturnedValue call(const Value &);
};
/* binary operators */
struct Q_QML_PRIVATE_EXPORT Instanceof : Method<Throws::Yes>
{
static ReturnedValue call(ExecutionEngine *, const Value &, const Value &);
};
struct Q_QML_PRIVATE_EXPORT In : Method<Throws::Yes>
{
static ReturnedValue call(ExecutionEngine *, const Value &, const Value &);
};
struct Q_QML_PRIVATE_EXPORT Add : Method<Throws::Yes>
{
static ReturnedValue call(ExecutionEngine *, const Value &, const Value &);
};
struct Q_QML_PRIVATE_EXPORT Sub : Method<Throws::Yes>
{
static ReturnedValue call(const Value &, const Value &);
};
struct Q_QML_PRIVATE_EXPORT Mul : Method<Throws::Yes>
{
static ReturnedValue call(const Value &, const Value &);
};
struct Q_QML_PRIVATE_EXPORT Div : Method<Throws::Yes>
{
static ReturnedValue call(const Value &, const Value &);
};
struct Q_QML_PRIVATE_EXPORT Mod : Method<Throws::Yes>
{
static ReturnedValue call(const Value &, const Value &);
};
struct Q_QML_PRIVATE_EXPORT Exp : Method<Throws::Yes>
{
static ReturnedValue call(const Value &, const Value &);
};
struct Q_QML_PRIVATE_EXPORT BitAnd : Method<Throws::Yes>
{
static ReturnedValue call(const Value &, const Value &);
};
struct Q_QML_PRIVATE_EXPORT BitOr : Method<Throws::Yes>
{
static ReturnedValue call(const Value &, const Value &);
};
struct Q_QML_PRIVATE_EXPORT BitXor : Method<Throws::Yes>
{
static ReturnedValue call(const Value &, const Value &);
};
struct Q_QML_PRIVATE_EXPORT Shl : Method<Throws::Yes>
{
static ReturnedValue call(const Value &, const Value &);
};
struct Q_QML_PRIVATE_EXPORT Shr : Method<Throws::Yes>
{
static ReturnedValue call(const Value &, const Value &);
};
struct Q_QML_PRIVATE_EXPORT UShr : Method<Throws::Yes>
{
static ReturnedValue call(const Value &, const Value &);
};
struct Q_QML_PRIVATE_EXPORT GreaterThan : Method<Throws::Yes>
{
static ReturnedValue call(const Value &, const Value &);
};
struct Q_QML_PRIVATE_EXPORT LessThan : Method<Throws::Yes>
{
static ReturnedValue call(const Value &, const Value &);
};
struct Q_QML_PRIVATE_EXPORT GreaterEqual : Method<Throws::Yes>
{
static ReturnedValue call(const Value &, const Value &);
};
struct Q_QML_PRIVATE_EXPORT LessEqual : Method<Throws::Yes>
{
static ReturnedValue call(const Value &, const Value &);
};
struct Q_QML_PRIVATE_EXPORT Equal : Method<Throws::Yes>
{
static ReturnedValue call(const Value &, const Value &);
};
struct Q_QML_PRIVATE_EXPORT NotEqual : Method<Throws::Yes>
{
static ReturnedValue call(const Value &, const Value &);
};
struct Q_QML_PRIVATE_EXPORT StrictEqual : Method<Throws::Yes>
{
static ReturnedValue call(const Value &, const Value &);
};
struct Q_QML_PRIVATE_EXPORT StrictNotEqual : Method<Throws::Yes>
{
static ReturnedValue call(const Value &, const Value &);
};
/* comparisons */
struct Q_QML_PRIVATE_EXPORT CompareGreaterThan : Method<Throws::Yes>
{
static Bool call(const Value &, const Value &);
};
struct Q_QML_PRIVATE_EXPORT CompareLessThan : Method<Throws::Yes>
{
static Bool call(const Value &, const Value &);
};
struct Q_QML_PRIVATE_EXPORT CompareGreaterEqual : Method<Throws::Yes>
{
static Bool call(const Value &, const Value &);
};
struct Q_QML_PRIVATE_EXPORT CompareLessEqual : Method<Throws::Yes>
{
static Bool call(const Value &, const Value &);
};
struct Q_QML_PRIVATE_EXPORT CompareEqual : Method<Throws::Yes>
{
static Bool call(const Value &, const Value &);
};
struct Q_QML_PRIVATE_EXPORT CompareNotEqual : Method<Throws::Yes>
{
static Bool call(const Value &, const Value &);
};
struct Q_QML_PRIVATE_EXPORT CompareStrictEqual : Method<Throws::Yes>
{
static Bool call(const Value &, const Value &);
};
struct Q_QML_PRIVATE_EXPORT CompareStrictNotEqual : Method<Throws::Yes>
{
static Bool call(const Value &, const Value &);
};
struct Q_QML_PRIVATE_EXPORT CompareInstanceof : Method<Throws::Yes>
{
static Bool call(ExecutionEngine *, const Value &, const Value &);
};
struct Q_QML_PRIVATE_EXPORT CompareIn : Method<Throws::Yes>
{
static Bool call(ExecutionEngine *, const Value &, const Value &);
};
struct Q_QML_PRIVATE_EXPORT RegexpLiteral : PureMethod
{
static ReturnedValue call(ExecutionEngine *, int);
};
struct Q_QML_PRIVATE_EXPORT GetTemplateObject : PureMethod
{
static ReturnedValue call(Function *, int);
};
/* qml */
struct Q_QML_PRIVATE_EXPORT LoadQmlContext : Method<Throws::No>
{
static ReturnedValue call(ExecutionEngine *);
};
struct Q_QML_PRIVATE_EXPORT LoadQmlImportedScripts : Method<Throws::No>
{
static ReturnedValue call(ExecutionEngine *);
};
struct Q_QML_PRIVATE_EXPORT LoadQmlScopeObjectProperty : Method<Throws::Yes>
{
static ReturnedValue call(ExecutionEngine *, const Value &, int, Bool);
};
struct Q_QML_PRIVATE_EXPORT LoadQmlContextObjectProperty : Method<Throws::Yes>
{
static ReturnedValue call(ExecutionEngine *, const Value &, int, Bool);
};
struct Q_QML_PRIVATE_EXPORT LoadQmlIdObject : Method<Throws::Yes>
{
static ReturnedValue call(ExecutionEngine *, const Value &, uint);
};
struct Q_QML_PRIVATE_EXPORT CallQmlScopeObjectProperty : Method<Throws::Yes>
{
static ReturnedValue call(ExecutionEngine *, const Value &, int, Value[], int);
};
struct Q_QML_PRIVATE_EXPORT CallQmlContextObjectProperty : Method<Throws::Yes>
{
static ReturnedValue call(ExecutionEngine *, const Value &, int, Value[], int);
};
struct Q_QML_PRIVATE_EXPORT StoreQmlScopeObjectProperty : Method<Throws::Yes>
{
static void call(ExecutionEngine *, const Value &, int, const Value &);
};
struct Q_QML_PRIVATE_EXPORT StoreQmlContextObjectProperty : Method<Throws::Yes>
{
static void call(ExecutionEngine *, const Value &, int, const Value &);
};
struct StackOffsets {
static const int tailCall_function = -1;
static const int tailCall_thisObject = -2;
static const int tailCall_argv = -3;
static const int tailCall_argc = -4;
};
};
static_assert(std::is_standard_layout<Runtime>::value, "Runtime needs to be standard layout in order for us to be able to use offsetof");
static_assert(sizeof(Runtime::BinaryOperation) == sizeof(void*), "JIT expects a function pointer to fit into a regular pointer, for cross-compilation offset translation");
} // namespace QV4
QT_END_NAMESPACE
#endif // QV4RUNTIMEAPI_P_H
|
