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/*
* Copyright (C) 2017-2018 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. ``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
* 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.
*/
#include "config.h"
#include "AlignedMemoryAllocator.h"
#include "BlockDirectory.h"
#include "HeapInlines.h"
#include "Subspace.h"
namespace JSC {
AlignedMemoryAllocator::AlignedMemoryAllocator()
{
}
AlignedMemoryAllocator::~AlignedMemoryAllocator()
{
}
void AlignedMemoryAllocator::registerDirectory(Heap& heap, BlockDirectory* directory)
{
RELEASE_ASSERT(!directory->nextDirectoryInAlignedMemoryAllocator());
if (m_directories.isEmpty()) {
ASSERT_UNUSED(heap, !Thread::mayBeGCThread() || heap.worldIsStopped());
for (Subspace* subspace = m_subspaces.first(); subspace; subspace = subspace->nextSubspaceInAlignedMemoryAllocator())
subspace->didCreateFirstDirectory(directory);
}
m_directories.append(std::mem_fn(&BlockDirectory::setNextDirectoryInAlignedMemoryAllocator), directory);
}
void AlignedMemoryAllocator::registerSubspace(Subspace* subspace)
{
RELEASE_ASSERT(!subspace->nextSubspaceInAlignedMemoryAllocator());
m_subspaces.append(std::mem_fn(&Subspace::setNextSubspaceInAlignedMemoryAllocator), subspace);
}
} // namespace JSC
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