// 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.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); }; } // namespace internal } // namespace v8 #include "src/objects/object-macros-undef.h" #endif // V8_OBJECTS_PROPERTY_DESCRIPTOR_OBJECT_H_