1 /* 2 +----------------------------------------------------------------------+ 3 | Zend OPcache | 4 +----------------------------------------------------------------------+ 5 | Copyright (c) 1998-2016 The PHP Group | 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 +----------------------------------------------------------------------+ 15 | Authors: Andi Gutmans <andi@zend.com> | 16 | Zeev Suraski <zeev@zend.com> | 17 | Stanislav Malyshev <stas@zend.com> | 18 | Dmitry Stogov <dmitry@zend.com> | 19 +----------------------------------------------------------------------+ 20 */ 21 22 #ifndef ZEND_OPTIMIZER_H 23 #define ZEND_OPTIMIZER_H 24 25 #include "zend.h" 26 #include "zend_compile.h" 27 28 #define ZEND_OPTIMIZER_PASS_1 (1<<0) /* CSE, STRING construction */ 29 #define ZEND_OPTIMIZER_PASS_2 (1<<1) /* Constant conversion and jumps */ 30 #define ZEND_OPTIMIZER_PASS_3 (1<<2) /* ++, +=, series of jumps */ 31 #define ZEND_OPTIMIZER_PASS_4 (1<<3) /* INIT_FCALL_BY_NAME -> DO_FCALL */ 32 #define ZEND_OPTIMIZER_PASS_5 (1<<4) /* CFG based optimization */ 33 #define ZEND_OPTIMIZER_PASS_6 (1<<5) 34 #define ZEND_OPTIMIZER_PASS_7 (1<<6) 35 #define ZEND_OPTIMIZER_PASS_8 (1<<7) 36 #define ZEND_OPTIMIZER_PASS_9 (1<<8) /* TMP VAR usage */ 37 #define ZEND_OPTIMIZER_PASS_10 (1<<9) /* NOP removal */ 38 #define ZEND_OPTIMIZER_PASS_11 (1<<10) /* Merge equal constants */ 39 #define ZEND_OPTIMIZER_PASS_12 (1<<11) /* Adjust used stack */ 40 #define ZEND_OPTIMIZER_PASS_13 (1<<12) 41 #define ZEND_OPTIMIZER_PASS_14 (1<<13) 42 #define ZEND_OPTIMIZER_PASS_15 (1<<14) /* Collect constants */ 43 44 #define ZEND_OPTIMIZER_ALL_PASSES 0x7FFFFFFF 45 46 #define DEFAULT_OPTIMIZATION_LEVEL "0x7FFFBFFF" 47 48 #endif