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1.1 misho 1: /*
2: +----------------------------------------------------------------------+
3: | Zend Engine |
4: +----------------------------------------------------------------------+
5: | Copyright (c) 1998-2012 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: zend_fast_cache.h 321634 2012-01-01 13:15:04Z felipe $ */
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: */