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// Copyright 2017 the V8 project authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef V8_OBJECTS_PROPERTY_DESCRIPTOR_OBJECT_H_
#define V8_OBJECTS_PROPERTY_DESCRIPTOR_OBJECT_H_
#include "src/objects/fixed-array.h"
#include "src/objects/objects.h"
// Has to be the last include (doesn't have include guards):
#include "src/objects/object-macros.h"
namespace v8 {
namespace internal {
class PropertyDescriptorObject : public FixedArray {
public:
#define FLAGS_BIT_FIELDS(V, _) \
V(IsEnumerableBit, bool, 1, _) \
V(HasEnumerableBit, bool, 1, _) \
V(IsConfigurableBit, bool, 1, _) \
V(HasConfigurableBit, bool, 1, _) \
V(IsWritableBit, bool, 1, _) \
V(HasWritableBit, bool, 1, _) \
V(HasValueBit, bool, 1, _) \
V(HasGetBit, bool, 1, _) \
V(HasSetBit, bool, 1, _)
DEFINE_BIT_FIELDS(FLAGS_BIT_FIELDS)
#undef FLAGS_BIT_FIELDS
enum { kFlagsIndex, kValueIndex, kGetIndex, kSetIndex, kLength };
DECL_CAST(PropertyDescriptorObject)
static const int kRegularAccessorPropertyBits =
HasEnumerableBit::kMask | HasConfigurableBit::kMask | HasGetBit::kMask |
HasSetBit::kMask;
static const int kRegularDataPropertyBits =
HasEnumerableBit::kMask | HasConfigurableBit::kMask |
HasWritableBit::kMask | HasValueBit::kMask;
static const int kHasMask = HasEnumerableBit::kMask |
HasConfigurableBit::kMask |
HasWritableBit::kMask | HasValueBit::kMask |
HasGetBit::kMask | HasSetBit::kMask;
static const int kValueOffset =
FixedArray::OffsetOfElementAt(PropertyDescriptorObject::kValueIndex);
static const int kFlagsOffset =
FixedArray::OffsetOfElementAt(PropertyDescriptorObject::kFlagsIndex);
static const int kGetOffset =
FixedArray::OffsetOfElementAt(PropertyDescriptorObject::kGetIndex);
static const int kSetOffset =
FixedArray::OffsetOfElementAt(PropertyDescriptorObject::kSetIndex);
OBJECT_CONSTRUCTORS(PropertyDescriptorObject, FixedArray);
};
} // namespace internal
} // namespace v8
#include "src/objects/object-macros-undef.h"
#endif // V8_OBJECTS_PROPERTY_DESCRIPTOR_OBJECT_H_