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// Copyright (C) 2019 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
// Qt-Security score:significant
#ifndef QV4CALLDATA_P_H
#define QV4CALLDATA_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/qv4staticvalue_p.h>
QT_BEGIN_NAMESPACE
namespace QV4 {
struct CallData
{
enum Offsets {
Function = 0,
Context = 1,
Accumulator = 2,
This = 3,
NewTarget = 4,
Argc = 5,
LastOffset = Argc,
OffsetCount = LastOffset + 1
};
StaticValue function;
StaticValue context;
StaticValue accumulator;
StaticValue thisObject;
StaticValue newTarget;
StaticValue _argc;
int argc() const {
Q_ASSERT(_argc.isInteger());
return _argc.int_32();
}
void setArgc(int argc) {
Q_ASSERT(argc >= 0);
_argc.setInt_32(argc);
}
inline ReturnedValue argument(int i) const {
return i < argc() ? args[i].asReturnedValue()
: StaticValue::undefinedValue().asReturnedValue();
}
StaticValue args[1];
static constexpr int HeaderSize()
{
return offsetof(CallData, args) / sizeof(QV4::StaticValue);
}
template<typename Value>
Value *argValues();
template<typename Value>
const Value *argValues() const;
};
Q_STATIC_ASSERT(std::is_standard_layout<CallData>::value);
Q_STATIC_ASSERT(offsetof(CallData, function ) == CallData::Function * sizeof(StaticValue));
Q_STATIC_ASSERT(offsetof(CallData, context ) == CallData::Context * sizeof(StaticValue));
Q_STATIC_ASSERT(offsetof(CallData, accumulator) == CallData::Accumulator * sizeof(StaticValue));
Q_STATIC_ASSERT(offsetof(CallData, thisObject ) == CallData::This * sizeof(StaticValue));
Q_STATIC_ASSERT(offsetof(CallData, newTarget ) == CallData::NewTarget * sizeof(StaticValue));
Q_STATIC_ASSERT(offsetof(CallData, _argc ) == CallData::Argc * sizeof(StaticValue));
Q_STATIC_ASSERT(offsetof(CallData, args ) == 6 * sizeof(StaticValue));
} // namespace QV4
QT_END_NAMESPACE
#endif // QV4CALLDATA_P_H