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