/usr/include/hphp/hhbbc/cfg-opts.h is in hhvm-dev 3.21.0+dfsg-2ubuntu2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 | /*
+----------------------------------------------------------------------+
| HipHop for PHP |
+----------------------------------------------------------------------+
| Copyright (c) 2010-present Facebook, Inc. (http://www.facebook.com) |
+----------------------------------------------------------------------+
| This source file is subject to version 3.01 of the PHP license, |
| that is bundled with this package in the file LICENSE, and is |
| available through the world-wide-web at the following url: |
| http://www.php.net/license/3_01.txt |
| If you did not receive a copy of the PHP license and are unable to |
| obtain it through the world-wide-web, please send a note to |
| license@php.net so we can mail you a copy immediately. |
+----------------------------------------------------------------------+
*/
#ifndef incl_HHBBC_CFG_OPTS_H_
#define incl_HHBBC_CFG_OPTS_H_
namespace HPHP { namespace HHBBC {
struct Index;
struct FuncAnalysis;
//////////////////////////////////////////////////////////////////////
/*
* Assist in removing blocks that aren't reachable by removing
* conditional jumps that are never taken. Conditional jumps that are
* always taken are turned into unconditional jumps in first_pass.
*
* If options.RemoveDeadBlocks is off, this function just replaces
* blocks we believe are unreachable with fatal opcodes.
*/
void remove_unreachable_blocks(const FuncAnalysis&);
/*
* Simplify control flow, and create Switch and SSwitch bytecodes.
*/
bool control_flow_opts(const FuncAnalysis&);
/*
* Simplify the exception tree.
*/
bool rebuild_exn_tree(const FuncAnalysis& ainfo);
//////////////////////////////////////////////////////////////////////
}}
#endif
|