2 +----------------------------------------------------------------------+
4 +----------------------------------------------------------------------+
5 | Copyright (c) 2010-present Facebook, Inc. (http://www.facebook.com) |
6 +----------------------------------------------------------------------+
7 | This source file is subject to version 3.01 of the PHP license, |
8 | that is bundled with this package in the file LICENSE, and is |
9 | available through the world-wide-web at the following url: |
10 | http://www.php.net/license/3_01.txt |
11 | If you did not receive a copy of the PHP license and are unable to |
12 | obtain it through the world-wide-web, please send a note to |
13 | license@php.net so we can mail you a copy immediately. |
14 +----------------------------------------------------------------------+
16 #ifndef incl_HPHP_OPTIMIZE_H_
17 #define incl_HPHP_OPTIMIZE_H_
19 #include "hphp/hhbbc/context.h"
21 namespace HPHP
{ namespace HHBBC
{
23 //////////////////////////////////////////////////////////////////////
28 struct BlockUpdateInfo
;
31 * Use information from an analyze call to perform various
32 * optimizations on a function.
34 * The Index should be unchanged since the one that was provided to
35 * the corresponding analyze_func call.
37 * This routine may modify the php::Blocks attached to the passed-in
38 * php::Func, but it won't modify the top-level meta-data in the
41 void optimize_func(const Index
&, FuncAnalysis
&&, bool isFinal
);
45 CompactVector
<std::pair
<BlockId
, BlockUpdateInfo
>>&& blockUpdates
);
48 * Optimize property type hints for a particular class.
50 void optimize_class_prop_type_hints(const Index
& index
, Context ctx
);
53 * Return a bytecode to generate the value in cell
55 Bytecode
gen_constant(const Cell
& cell
);
57 //////////////////////////////////////////////////////////////////////