descriptor-array.tq 851 Bytes
Newer Older
Tobias Tebbi's avatar
Tobias Tebbi committed
1 2 3 4 5 6 7 8 9 10 11
// Copyright 2019 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.

@generatePrint
@generateCppClass
extern class EnumCache extends Struct {
  keys: FixedArray;
  indices: FixedArray;
}

12 13 14 15 16 17 18
@export
struct DescriptorEntry {
  key: Name|Undefined;
  details: Smi|Undefined;
  value: JSAny|Weak<Map>|AccessorInfo|AccessorPair|ClassPositions;
}

19 20 21
@export
@customCppClass
class DescriptorArray extends HeapObject {
22
  const number_of_all_descriptors: uint16;
Tobias Tebbi's avatar
Tobias Tebbi committed
23 24 25 26
  number_of_descriptors: uint16;
  raw_number_of_marked_descriptors: uint16;
  filler16_bits: uint16;
  enum_cache: EnumCache;
27
  descriptors[number_of_all_descriptors]: DescriptorEntry;
Tobias Tebbi's avatar
Tobias Tebbi committed
28
}
29 30

// A descriptor array where all values are held strongly.
31
class StrongDescriptorArray extends DescriptorArray {}