C++ (Cpp) CopiedAllocatorの例

コード例 #1

ファイル: CopiedSpace.cpp プロジェクト: highweb-project/qplusweb

CheckedBoolean CopiedSpace::tryAllocateOversize(size_t bytes, void** outPtr)
{
    ASSERT(isOversize(bytes));
    
    CopiedBlock* block = CopiedBlock::create(m_heap->blockAllocator().allocateCustomSize(sizeof(CopiedBlock) + bytes, CopiedBlock::blockSize));
    m_oversizeBlocks.push(block);
    m_blockFilter.add(reinterpret_cast<Bits>(block));
    m_blockSet.add(block);
    
    CopiedAllocator allocator;
    allocator.setCurrentBlock(block);
    *outPtr = allocator.forceAllocate(bytes);
    allocator.resetCurrentBlock();

    m_heap->didAllocate(block->region()->blockSize());

    return true;
}

コード例 #2

ファイル: CopiedSpace.cpp プロジェクト: LuXiong/webkit

CheckedBoolean CopiedSpace::tryAllocateOversize(size_t bytes, void** outPtr)
{
    ASSERT(isOversize(bytes));
    
    CopiedBlock* block = CopiedBlock::create(*m_heap, WTF::roundUpToMultipleOf<sizeof(double)>(sizeof(CopiedBlock) + bytes));
    m_newGen.oversizeBlocks.push(block);
    m_newGen.blockFilter.add(reinterpret_cast<Bits>(block));
    m_blockSet.add(block);
    ASSERT(!block->isOld());
    
    CopiedAllocator allocator;
    allocator.setCurrentBlock(block);
    *outPtr = allocator.forceAllocate(bytes);
    allocator.resetCurrentBlock();

    m_heap->didAllocate(block->capacity());

    return true;
}