// 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 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 #include QT_BEGIN_NAMESPACE namespace QV4 { typedef uint Bool; struct Q_QML_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 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; using IteratorMethod = Method; /* call */ struct Q_QML_EXPORT CallGlobalLookup : Method { static ReturnedValue call(ExecutionEngine *, uint, Value[], int); }; struct Q_QML_EXPORT CallQmlContextPropertyLookup : Method { static ReturnedValue call(ExecutionEngine *, uint, Value[], int); }; struct Q_QML_EXPORT CallName : Method { static ReturnedValue call(ExecutionEngine *, int, Value[], int); }; struct Q_QML_EXPORT CallProperty : Method { static ReturnedValue call(ExecutionEngine *, const Value &, int, Value[], int); }; struct Q_QML_EXPORT CallPropertyLookup : Method { static ReturnedValue call(ExecutionEngine *, const Value &, uint, Value[], int); }; struct Q_QML_EXPORT CallValue : Method { static ReturnedValue call(ExecutionEngine *, const Value &, Value[], int); }; struct Q_QML_EXPORT CallWithReceiver : Method { static ReturnedValue call(ExecutionEngine *, const Value &, const Value &, Value[], int); }; struct Q_QML_EXPORT CallPossiblyDirectEval : Method { static ReturnedValue call(ExecutionEngine *, Value[], int); }; struct Q_QML_EXPORT CallWithSpread : Method { static ReturnedValue call(ExecutionEngine *, const Value &, const Value &, Value[], int); }; struct Q_QML_EXPORT TailCall : Method { static ReturnedValue call(JSTypesStackFrame *, ExecutionEngine *engine); }; /* construct */ struct Q_QML_EXPORT Construct : Method { static ReturnedValue call(ExecutionEngine *, const Value &, const Value &, Value[], int); }; struct Q_QML_EXPORT ConstructWithSpread : Method { static ReturnedValue call(ExecutionEngine *, const Value &, const Value &, Value[], int); }; /* load & store */ struct Q_QML_EXPORT StoreNameStrict : Method { static void call(ExecutionEngine *, int, const Value &); }; struct Q_QML_EXPORT StoreNameSloppy : Method { static void call(ExecutionEngine *, int, const Value &); }; struct Q_QML_EXPORT StoreProperty : Method { static void call(ExecutionEngine *, const Value &, int, const Value &); }; struct Q_QML_EXPORT StoreElement : Method { static void call(ExecutionEngine *, const Value &, const Value &, const Value &); }; struct Q_QML_EXPORT LoadProperty : Method { static ReturnedValue call(ExecutionEngine *, const Value &, int); }; struct Q_QML_EXPORT LoadName : Method { static ReturnedValue call(ExecutionEngine *, int); }; struct Q_QML_EXPORT LoadElement : Method { static ReturnedValue call(ExecutionEngine *, const Value &, const Value &); }; struct Q_QML_EXPORT LoadSuperProperty : Method { static ReturnedValue call(ExecutionEngine *, const Value &); }; struct Q_QML_EXPORT StoreSuperProperty : Method { static void call(ExecutionEngine *, const Value &, const Value &); }; struct Q_QML_EXPORT LoadSuperConstructor : Method { static ReturnedValue call(ExecutionEngine *, const Value &); }; struct Q_QML_EXPORT LoadGlobalLookup : Method { static ReturnedValue call(ExecutionEngine *, Function *, int); }; struct Q_QML_EXPORT LoadQmlContextPropertyLookup : Method { static ReturnedValue call(ExecutionEngine *, uint); }; struct Q_QML_EXPORT GetLookup : Method { static ReturnedValue call(ExecutionEngine *, Function *, const Value &, int); }; struct Q_QML_EXPORT SetLookupStrict : Method { static void call(Function *, const Value &, int, const Value &); }; struct Q_QML_EXPORT SetLookupSloppy : Method { static void call(Function *, const Value &, int, const Value &); }; /* typeof */ struct Q_QML_EXPORT TypeofValue : PureMethod { static ReturnedValue call(ExecutionEngine *, const Value &); }; struct Q_QML_EXPORT TypeofName : Method { static ReturnedValue call(ExecutionEngine *, int); }; /* delete */ struct Q_QML_EXPORT DeleteProperty_NoThrow : Method { static Bool call(ExecutionEngine *, const Value &, const Value &); }; struct Q_QML_EXPORT DeleteProperty : Method { static ReturnedValue call(ExecutionEngine *, Function *, const Value &, const Value &); }; struct Q_QML_EXPORT DeleteName_NoThrow : Method { static Bool call(ExecutionEngine *, int); }; struct Q_QML_EXPORT DeleteName : Method { static ReturnedValue call(ExecutionEngine *, Function *, int); }; /* exceptions & scopes */ struct Q_QML_EXPORT ThrowException : Method { static void call(ExecutionEngine *, const Value &); }; struct Q_QML_EXPORT PushCallContext : Method { static void call(JSTypesStackFrame *); }; struct Q_QML_EXPORT PushWithContext : Method { static ReturnedValue call(ExecutionEngine *, const Value &); }; struct Q_QML_EXPORT PushCatchContext : Method { static void call(ExecutionEngine *, int, int); }; struct Q_QML_EXPORT PushBlockContext : Method { static void call(ExecutionEngine *, int); }; struct Q_QML_EXPORT CloneBlockContext : Method { static void call(ExecutionEngine *); }; struct Q_QML_EXPORT PushScriptContext : Method { static void call(ExecutionEngine *, int); }; struct Q_QML_EXPORT PopScriptContext : Method { static void call(ExecutionEngine *); }; struct Q_QML_EXPORT ThrowReferenceError : Method { static void call(ExecutionEngine *, int); }; struct Q_QML_EXPORT ThrowOnNullOrUndefined : Method { static void call(ExecutionEngine *, const Value &); }; /* closures */ struct Q_QML_EXPORT Closure : Method { static ReturnedValue call(ExecutionEngine *, int); }; /* Function header */ struct Q_QML_EXPORT ConvertThisToObject : Method { static ReturnedValue call(ExecutionEngine *, const Value &); }; struct Q_QML_EXPORT DeclareVar : Method { static void call(ExecutionEngine *, Bool, int); }; struct Q_QML_EXPORT CreateMappedArgumentsObject : Method { static ReturnedValue call(ExecutionEngine *); }; struct Q_QML_EXPORT CreateUnmappedArgumentsObject : Method { static ReturnedValue call(ExecutionEngine *); }; struct Q_QML_EXPORT CreateRestParameter : PureMethod { static ReturnedValue call(ExecutionEngine *, int); }; /* literals */ struct Q_QML_EXPORT ArrayLiteral : Method { static ReturnedValue call(ExecutionEngine *, Value[], uint); }; struct Q_QML_EXPORT ObjectLiteral : Method { static ReturnedValue call(ExecutionEngine *, int, Value[], int); }; struct Q_QML_EXPORT CreateClass : Method { static ReturnedValue call(ExecutionEngine *, int, const Value &, Value[]); }; /* for-in, for-of and array destructuring */ struct Q_QML_EXPORT GetIterator : Method { static ReturnedValue call(ExecutionEngine *, const Value &, int); }; struct Q_QML_EXPORT IteratorNext : IteratorMethod { static ReturnedValue call(ExecutionEngine *, const Value &, Value *); }; struct Q_QML_EXPORT IteratorNextForYieldStar : IteratorMethod { static ReturnedValue call(ExecutionEngine *, const Value &, const Value &, Value *); }; struct Q_QML_EXPORT IteratorClose : Method { static ReturnedValue call(ExecutionEngine *, const Value &); }; struct Q_QML_EXPORT DestructureRestElement : Method { static ReturnedValue call(ExecutionEngine *, const Value &); }; /* conversions */ struct Q_QML_EXPORT ToObject : Method { static ReturnedValue call(ExecutionEngine *, const Value &); }; struct Q_QML_EXPORT ToBoolean : PureMethod { static Bool call(const Value &); }; struct Q_QML_EXPORT ToNumber : Method { static ReturnedValue call(ExecutionEngine *, const Value &); }; /* unary operators */ struct Q_QML_EXPORT UMinus : Method { static ReturnedValue call(const Value &); }; /* binary operators */ struct Q_QML_EXPORT Instanceof : Method { static ReturnedValue call(ExecutionEngine *, const Value &, const Value &); }; struct Q_QML_EXPORT As : Method { static ReturnedValue call(ExecutionEngine *, const Value &, const Value &); }; struct Q_QML_EXPORT In : Method { static ReturnedValue call(ExecutionEngine *, const Value &, const Value &); }; struct Q_QML_EXPORT Add : Method { static ReturnedValue call(ExecutionEngine *, const Value &, const Value &); }; struct Q_QML_EXPORT Sub : Method { static ReturnedValue call(const Value &, const Value &); }; struct Q_QML_EXPORT Mul : Method { static ReturnedValue call(const Value &, const Value &); }; struct Q_QML_EXPORT Div : Method { static ReturnedValue call(const Value &, const Value &); }; struct Q_QML_EXPORT Mod : Method { static ReturnedValue call(const Value &, const Value &); }; struct Q_QML_EXPORT Exp : Method { static ReturnedValue call(const Value &, const Value &); }; struct Q_QML_EXPORT BitAnd : Method { static ReturnedValue call(const Value &, const Value &); }; struct Q_QML_EXPORT BitOr : Method { static ReturnedValue call(const Value &, const Value &); }; struct Q_QML_EXPORT BitXor : Method { static ReturnedValue call(const Value &, const Value &); }; struct Q_QML_EXPORT Shl : Method { static ReturnedValue call(const Value &, const Value &); }; struct Q_QML_EXPORT Shr : Method { static ReturnedValue call(const Value &, const Value &); }; struct Q_QML_EXPORT UShr : Method { static ReturnedValue call(const Value &, const Value &); }; struct Q_QML_EXPORT GreaterThan : Method { static ReturnedValue call(const Value &, const Value &); }; struct Q_QML_EXPORT LessThan : Method { static ReturnedValue call(const Value &, const Value &); }; struct Q_QML_EXPORT GreaterEqual : Method { static ReturnedValue call(const Value &, const Value &); }; struct Q_QML_EXPORT LessEqual : Method { static ReturnedValue call(const Value &, const Value &); }; struct Q_QML_EXPORT Equal : Method { static ReturnedValue call(const Value &, const Value &); }; struct Q_QML_EXPORT NotEqual : Method { static ReturnedValue call(const Value &, const Value &); }; struct Q_QML_EXPORT StrictEqual : Method { static ReturnedValue call(const Value &, const Value &); }; struct Q_QML_EXPORT StrictNotEqual : Method { static ReturnedValue call(const Value &, const Value &); }; /* comparisons */ struct Q_QML_EXPORT CompareGreaterThan : Method { static Bool call(const Value &, const Value &); }; struct Q_QML_EXPORT CompareLessThan : Method { static Bool call(const Value &, const Value &); }; struct Q_QML_EXPORT CompareGreaterEqual : Method { static Bool call(const Value &, const Value &); }; struct Q_QML_EXPORT CompareLessEqual : Method { static Bool call(const Value &, const Value &); }; struct Q_QML_EXPORT CompareEqual : Method { static Bool call(const Value &, const Value &); }; struct Q_QML_EXPORT CompareNotEqual : Method { static Bool call(const Value &, const Value &); }; struct Q_QML_EXPORT CompareStrictEqual : Method { static Bool call(const Value &, const Value &); }; struct Q_QML_EXPORT CompareStrictNotEqual : Method { static Bool call(const Value &, const Value &); }; struct Q_QML_EXPORT CompareInstanceof : Method { static Bool call(ExecutionEngine *, const Value &, const Value &); }; struct Q_QML_EXPORT CompareIn : Method { static Bool call(ExecutionEngine *, const Value &, const Value &); }; struct Q_QML_EXPORT RegexpLiteral : PureMethod { static ReturnedValue call(ExecutionEngine *, int); }; struct Q_QML_EXPORT GetTemplateObject : PureMethod { static ReturnedValue call(Function *, int); }; 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 QHash symbolTable(); }; static_assert(std::is_standard_layout::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