Jordan DeLong
38 linhas
1.7 KiB
C++
38 linhas
1.7 KiB
C++
/*
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+----------------------------------------------------------------------+
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| HipHop for PHP |
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+----------------------------------------------------------------------+
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| Copyright (c) 2010- Facebook, Inc. (http://www.facebook.com) |
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+----------------------------------------------------------------------+
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| This source file is subject to version 3.01 of the PHP license, |
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| that is bundled with this package in the file LICENSE, and is |
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| available through the world-wide-web at the following url: |
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| http://www.php.net/license/3_01.txt |
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| If you did not receive a copy of the PHP license and are unable to |
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| obtain it through the world-wide-web, please send a note to |
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| license@php.net so we can mail you a copy immediately. |
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+----------------------------------------------------------------------+
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*/
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#ifndef incl_HPHP_OBJECT_ALLOCATOR_SIZES_H_
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#define incl_HPHP_OBJECT_ALLOCATOR_SIZES_H_
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namespace HPHP {
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namespace VM {
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// SmartAllocator (or, to be more specific, ObjectAllocator) is templatized by
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// the size of the chunks it allocates. This works fine when we're only
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// allocating objects of fixed sizes, known at compile time. However, the VM
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// class "Instance" is of variable size (having room for a property vector at
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// the end), and the range of sizes it will take on is unknowable at compile
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// time.
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//
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// To work around this, we instantiate the ObjectAllocator template with a size
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// from every possible size class. This way, any size class that Instance might
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// end up falling into will have an ObjectAllocator.
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int InitializeAllocators();
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}}
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#endif
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