1  /*
 2   * Copyright (C) 2019 Apple Inc. All rights reserved.
 3   *
 4   * Redistribution and use in source and binary forms, with or without
 5   * modification, are permitted provided that the following conditions
 6   * are met:
 7   * 1. Redistributions of source code must retain the above copyright
 8   *    notice, this list of conditions and the following disclaimer.
 9   * 2. Redistributions in binary form must reproduce the above copyright
10   *    notice, this list of conditions and the following disclaimer in the
11   *    documentation and/or other materials provided with the distribution.
12   *
13   * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
14   * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
15   * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
16   * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
17   * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
18   * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
19   * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
20   * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
21   * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
22   * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
23   * THE POSSIBILITY OF SUCH DAMAGE.
24   */
25  
26  #pragma once
27  
28  #include "ArrayStorage.h"
29  #include "StructureInlines.h"
30  
31  namespace JSC {
32  
33  inline unsigned ArrayStorage::availableVectorLength(unsigned indexBias, Structure* structure, unsigned vectorLength)
34  {
35      return availableVectorLength(indexBias, structure->outOfLineCapacity(), vectorLength);
36  }
37  
38  inline unsigned ArrayStorage::availableVectorLength(size_t propertyCapacity, unsigned vectorLength)
39  {
40      return availableVectorLength(m_indexBias, propertyCapacity, vectorLength);
41  }
42  
43  inline unsigned ArrayStorage::availableVectorLength(Structure* structure, unsigned vectorLength)
44  {
45      return availableVectorLength(structure->outOfLineCapacity(), vectorLength);
46  }
47  
48  inline unsigned ArrayStorage::optimalVectorLength(unsigned indexBias, size_t propertyCapacity, unsigned vectorLength)
49  {
50      vectorLength = std::max(BASE_ARRAY_STORAGE_VECTOR_LEN, vectorLength);
51      return availableVectorLength(indexBias, propertyCapacity, vectorLength);
52  }
53  
54  inline unsigned ArrayStorage::optimalVectorLength(unsigned indexBias, Structure* structure, unsigned vectorLength)
55  {
56      return optimalVectorLength(indexBias, structure->outOfLineCapacity(), vectorLength);
57  }
58  
59  inline unsigned ArrayStorage::optimalVectorLength(size_t propertyCapacity, unsigned vectorLength)
60  {
61      return optimalVectorLength(m_indexBias, propertyCapacity, vectorLength);
62  }
63  
64  inline unsigned ArrayStorage::optimalVectorLength(Structure* structure, unsigned vectorLength)
65  {
66      return optimalVectorLength(structure->outOfLineCapacity(), vectorLength);
67  }
68  
69  inline size_t ArrayStorage::totalSize(Structure* structure) const
70  {
71      return totalSize(structure->outOfLineCapacity());
72  }
73  
74  } // namespace JSC