1 /* 2 +----------------------------------------------------------------------+ 3 | Zend Engine | 4 +----------------------------------------------------------------------+ 5 | Copyright (c) 1998-2013 Zend Technologies Ltd. (http://www.zend.com) | 6 +----------------------------------------------------------------------+ 7 | This source file is subject to version 2.00 of the Zend 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.zend.com/license/2_00.txt. | 11 | If you did not receive a copy of the Zend license and are unable to | 12 | obtain it through the world-wide-web, please send a note to | 13 | license@zend.com so we can mail you a copy immediately. | 14 +----------------------------------------------------------------------+ 15 | Authors: Andi Gutmans <andi@zend.com> | 16 | Zeev Suraski <zeev@zend.com> | 17 +----------------------------------------------------------------------+ 18 */ 19 20 /* $Id$ */ 21 #if 0 22 #ifndef ZEND_FAST_CACHE_H 23 #define ZEND_FAST_CACHE_H 24 25 #ifndef ZEND_ENABLE_FAST_CACHE 26 # if ZEND_DEBUG 27 # define ZEND_ENABLE_FAST_CACHE 0 28 # else 29 # define ZEND_ENABLE_FAST_CACHE 0 30 # endif 31 #endif 32 33 typedef struct _zend_fast_cache_list_entry { 34 struct _zend_fast_cache_list_entry *next; 35 } zend_fast_cache_list_entry; 36 37 #define MAX_FAST_CACHE_TYPES 4 38 39 40 #define ZVAL_CACHE_LIST 0 41 #define HASHTABLE_CACHE_LIST 1 42 43 #if ZEND_ENABLE_FAST_CACHE 44 45 46 #include "zend_globals.h" 47 #include "zend_globals_macros.h" 48 #include "zend_alloc.h" 49 50 51 #if ZEND_DEBUG 52 # define RECORD_ZVAL_CACHE_HIT(fc_type) AG(fast_cache_stats)[fc_type][1]++; 53 # define RECORD_ZVAL_CACHE_MISS(fc_type) AG(fast_cache_stats)[fc_type][0]++; 54 #else 55 # define RECORD_ZVAL_CACHE_HIT(fc_type) 56 # define RECORD_ZVAL_CACHE_MISS(fc_type) 57 #endif 58 59 60 #define ZEND_FAST_ALLOC(p, type, fc_type) \ 61 { \ 62 TSRMLS_FETCH(); \ 63 \ 64 if (((p) = (type *) AG(fast_cache_list_head)[fc_type])) { \ 65 AG(fast_cache_list_head)[fc_type] = ((zend_fast_cache_list_entry *) AG(fast_cache_list_head)[fc_type])->next; \ 66 RECORD_ZVAL_CACHE_HIT(fc_type); \ 67 } else { \ 68 (p) = (type *) emalloc(sizeof(type)); \ 69 RECORD_ZVAL_CACHE_MISS(fc_type); \ 70 } \ 71 } 72 73 74 #define ZEND_FAST_FREE(p, fc_type) \ 75 { \ 76 TSRMLS_FETCH(); \ 77 \ 78 ((zend_fast_cache_list_entry *) (p))->next = (zend_fast_cache_list_entry *) AG(fast_cache_list_head)[fc_type]; \ 79 AG(fast_cache_list_head)[fc_type] = (zend_fast_cache_list_entry *) (p); \ 80 } 81 82 #define ZEND_FAST_ALLOC_REL(p, type, fc_type) \ 83 ZEND_FAST_ALLOC(p, type, fc_type) 84 85 #define ZEND_FAST_FREE_REL(p, fc_type) \ 86 ZEND_FAST_FREE(p, fc_type) 87 88 89 #else /* !ZEND_ENABLE_FAST_CACHE */ 90 91 #define ZEND_FAST_ALLOC(p, type, fc_type) \ 92 (p) = (type *) emalloc(sizeof(type)) 93 94 #define ZEND_FAST_FREE(p, fc_type) \ 95 efree(p) 96 97 #define ZEND_FAST_ALLOC_REL(p, type, fc_type) \ 98 (p) = (type *) emalloc_rel(sizeof(type)) 99 100 #define ZEND_FAST_FREE_REL(p, fc_type) \ 101 efree_rel(p) 102 103 #endif /* ZEND_ENABLE_FAST_CACHE */ 104 105 106 107 /* fast cache for zval's */ 108 #define ALLOC_ZVAL(z) \ 109 ZEND_FAST_ALLOC(z, zval, ZVAL_CACHE_LIST) 110 111 #define FREE_ZVAL(z) \ 112 ZEND_FAST_FREE(z, ZVAL_CACHE_LIST) 113 114 #define ALLOC_ZVAL_REL(z) \ 115 ZEND_FAST_ALLOC_REL(z, zval, ZVAL_CACHE_LIST) 116 117 #define FREE_ZVAL_REL(z) \ 118 ZEND_FAST_FREE_REL(z, ZVAL_CACHE_LIST) 119 120 /* fast cache for HashTables */ 121 #define ALLOC_HASHTABLE(ht) \ 122 ZEND_FAST_ALLOC(ht, HashTable, HASHTABLE_CACHE_LIST) 123 124 #define FREE_HASHTABLE(ht) \ 125 ZEND_FAST_FREE(ht, HASHTABLE_CACHE_LIST) 126 127 #define ALLOC_HASHTABLE_REL(ht) \ 128 ZEND_FAST_ALLOC_REL(ht, HashTable, HASHTABLE_CACHE_LIST) 129 130 #define FREE_HASHTABLE_REL(ht) \ 131 ZEND_FAST_FREE_REL(ht, HASHTABLE_CACHE_LIST) 132 133 #endif /* ZEND_FAST_CACHE_H */ 134 #endif 135 /* 136 * Local variables: 137 * tab-width: 4 138 * c-basic-offset: 4 139 * indent-tabs-mode: t 140 * End: 141 */ 142