webkitgtk-2.16.5HEADwebkitgtk-2.16.5master

1 files changed, 0 insertions, 190 deletions

diff --git a/Source/JavaScriptCore/heap/CopyWorkList.h b/Source/JavaScriptCore/heap/CopyWorkList.h
deleted file mode 100644
index c79063b97..000000000
--- a/Source/JavaScriptCore/heap/CopyWorkList.h
+++ /dev/null
@@ -1,190 +0,0 @@
-/*
- * Copyright (C) 2012, 2013 Apple Inc. All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- *    notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- *    notice, this list of conditions and the following disclaimer in the
- *    documentation and/or other materials provided with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
- * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
- * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
- * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
- * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
- * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
- * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
- * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
- * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
- * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
- * THE POSSIBILITY OF SUCH DAMAGE.
- */
-
-#ifndef CopyWorkList_h
-#define CopyWorkList_h
-
-#include "CopyToken.h"
-#include <wtf/Vector.h>
-
-namespace JSC {
-
-class JSCell;
-
-class CopyWorklistItem {
-public:
-    CopyWorklistItem()
-        : m_value(0)
-    {
-    }
-
-    CopyWorklistItem(JSCell* cell, CopyToken token)
-        : m_value(bitwise_cast<uintptr_t>(cell) | static_cast<uintptr_t>(token))
-    {
-        ASSERT(!(bitwise_cast<uintptr_t>(cell) & static_cast<uintptr_t>(mask)));
-        ASSERT(static_cast<uintptr_t>(token) <= mask);
-    }
-    
-    JSCell* cell() const { return bitwise_cast<JSCell*>(m_value & ~static_cast<uintptr_t>(mask)); }
-    CopyToken token() const { return static_cast<CopyToken>(m_value & mask); }
-    
-private:
-    static const unsigned requiredAlignment = 8;
-    static const unsigned mask = requiredAlignment - 1;
-    
-    uintptr_t m_value;
-};
-
-class CopyWorkListSegment : public HeapBlock<CopyWorkListSegment> {
-public:
-    static CopyWorkListSegment* create(DeadBlock* block)
-    {
-        return new (NotNull, block) CopyWorkListSegment(block->region());
-    }
-
-    size_t size() { return m_size; }
-    bool isFull() { return reinterpret_cast<char*>(&data()[size()]) >= endOfBlock(); }
-    CopyWorklistItem get(size_t index) { return data()[index]; }
-
-    void append(CopyWorklistItem item)
-    {
-        ASSERT(!isFull());
-        data()[m_size] = item;
-        m_size += 1;
-    }
-
-    static const size_t blockSize = 512;
-
-private:
-    CopyWorkListSegment(Region* region)
-        : HeapBlock<CopyWorkListSegment>(region)
-        , m_size(0)
-    {
-    }
-
-    CopyWorklistItem* data() { return reinterpret_cast<CopyWorklistItem*>(this + 1); }
-    char* endOfBlock() { return reinterpret_cast<char*>(this) + blockSize; }
-
-    size_t m_size;
-};
-
-class CopyWorkListIterator {
-    friend class CopyWorkList;
-public:
-    CopyWorklistItem get() { return m_currentSegment->get(m_currentIndex); }
-    CopyWorklistItem operator*() { return get(); }
-    CopyWorklistItem operator->() { return get(); }
-
-    CopyWorkListIterator& operator++()
-    {
-        m_currentIndex++;
-
-        if (m_currentIndex >= m_currentSegment->size()) {
-            m_currentIndex = 0;
-            m_currentSegment = m_currentSegment->next();
-        
-            ASSERT(!m_currentSegment || m_currentSegment->size());
-        }
-
-        return *this;
-    }
-
-    bool operator==(const CopyWorkListIterator& other) const
-    {
-        return m_currentSegment == other.m_currentSegment && m_currentIndex == other.m_currentIndex;
-    }
-    
-    bool operator!=(const CopyWorkListIterator& other) const
-    {
-        return !(*this == other);
-    }
-
-    CopyWorkListIterator()
-        : m_currentSegment(0)
-        , m_currentIndex(0)
-    {
-    }
-
-private:
-    CopyWorkListIterator(CopyWorkListSegment* startSegment, size_t startIndex)
-        : m_currentSegment(startSegment)
-        , m_currentIndex(startIndex)
-    {
-    }
-    
-    CopyWorkListSegment* m_currentSegment;
-    size_t m_currentIndex;
-};
-
-class CopyWorkList {
-public:
-    typedef CopyWorkListIterator iterator;
-
-    CopyWorkList(BlockAllocator&);
-    ~CopyWorkList();
-
-    void append(CopyWorklistItem);
-    iterator begin();
-    iterator end();
-
-private:
-    DoublyLinkedList<CopyWorkListSegment> m_segments;
-    BlockAllocator& m_blockAllocator;
-};
-
-inline CopyWorkList::CopyWorkList(BlockAllocator& blockAllocator)
-    : m_blockAllocator(blockAllocator)
-{
-}
-
-inline CopyWorkList::~CopyWorkList()
-{
-    while (!m_segments.isEmpty())
-        m_blockAllocator.deallocate(CopyWorkListSegment::destroy(m_segments.removeHead()));
-}
-
-inline void CopyWorkList::append(CopyWorklistItem item)
-{
-    if (m_segments.isEmpty() || m_segments.tail()->isFull())
-        m_segments.append(CopyWorkListSegment::create(m_blockAllocator.allocate<CopyWorkListSegment>()));
-
-    ASSERT(!m_segments.tail()->isFull());
-
-    m_segments.tail()->append(item);
-}
-
-inline CopyWorkList::iterator CopyWorkList::begin()
-{
-    return CopyWorkListIterator(m_segments.head(), 0);
-}
-
-inline CopyWorkList::iterator CopyWorkList::end()
-{
-    return CopyWorkListIterator();
-}
-
-} // namespace JSC
-
-#endif // CopyWorkList_h