18e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project// -*- mode: c++; c-basic-offset: 4 -*- 28e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project/* 38e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * Copyright (C) 2008 Apple Inc. All rights reserved. 48e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * 58e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * Redistribution and use in source and binary forms, with or without 68e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * modification, are permitted provided that the following conditions 78e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * are met: 88e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * 1. Redistributions of source code must retain the above copyright 98e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * notice, this list of conditions and the following disclaimer. 108e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * 2. Redistributions in binary form must reproduce the above copyright 118e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * notice, this list of conditions and the following disclaimer in the 128e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * documentation and/or other materials provided with the distribution. 138e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * 148e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY 158e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 168e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 178e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR 188e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 198e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 208e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 218e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY 228e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 238e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 248e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 258e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project */ 268e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 278e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project#ifndef PutPropertySlot_h 288e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project#define PutPropertySlot_h 298e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 308e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project#include <wtf/Assertions.h> 318e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 328e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Projectnamespace JSC { 338e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 348e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project class JSObject; 355f1ab04193ad0130ca8204aadaceae083aca9881Feng Qian class JSFunction; 368e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 378e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project class PutPropertySlot { 388e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project public: 395f1ab04193ad0130ca8204aadaceae083aca9881Feng Qian enum Type { Uncachable, ExistingProperty, NewProperty }; 408e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 41a94275402997c11dd2e778633dacf4b7e630a35dBen Murdoch PutPropertySlot(bool isStrictMode = false) 425f1ab04193ad0130ca8204aadaceae083aca9881Feng Qian : m_type(Uncachable) 438e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project , m_base(0) 44a94275402997c11dd2e778633dacf4b7e630a35dBen Murdoch , m_isStrictMode(isStrictMode) 458e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project { 468e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project } 478e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 482bde8e466a4451c7319e3a072d118917957d6554Steve Block void setExistingProperty(JSObject* base, size_t offset) 498e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project { 508e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project m_type = ExistingProperty; 518e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project m_base = base; 528e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project m_offset = offset; 538e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project } 548e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 552bde8e466a4451c7319e3a072d118917957d6554Steve Block void setNewProperty(JSObject* base, size_t offset) 568e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project { 578e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project m_type = NewProperty; 588e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project m_base = base; 598e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project m_offset = offset; 608e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project } 618e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 628e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project Type type() const { return m_type; } 632bde8e466a4451c7319e3a072d118917957d6554Steve Block JSObject* base() const { return m_base; } 648e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 65a94275402997c11dd2e778633dacf4b7e630a35dBen Murdoch bool isStrictMode() const { return m_isStrictMode; } 665f1ab04193ad0130ca8204aadaceae083aca9881Feng Qian bool isCacheable() const { return m_type != Uncachable; } 678e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project size_t cachedOffset() const { 688e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project ASSERT(isCacheable()); 698e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project return m_offset; 708e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project } 712bde8e466a4451c7319e3a072d118917957d6554Steve Block 728e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project private: 738e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project Type m_type; 742bde8e466a4451c7319e3a072d118917957d6554Steve Block JSObject* m_base; 758e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project size_t m_offset; 76a94275402997c11dd2e778633dacf4b7e630a35dBen Murdoch bool m_isStrictMode; 778e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project }; 788e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 798e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project} // namespace JSC 808e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 818e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project#endif // PutPropertySlot_h 82