1 /* 2 +----------------------------------------------------------------------+ 3 | Zend Engine | 4 +----------------------------------------------------------------------+ 5 | Copyright (c) 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: Dmitry Stogov <dmitry@php.net> | 16 +----------------------------------------------------------------------+ 17 */ 18 19 #ifndef ZEND_ALLOC_SIZES_H 20 #define ZEND_ALLOC_SIZES_H 21 22 #define ZEND_MM_CHUNK_SIZE ((size_t) (2 * 1024 * 1024)) /* 2 MB */ 23 #define ZEND_MM_PAGE_SIZE (4 * 1024) /* 4 KB */ 24 #define ZEND_MM_PAGES (ZEND_MM_CHUNK_SIZE / ZEND_MM_PAGE_SIZE) /* 512 */ 25 #define ZEND_MM_FIRST_PAGE (1) 26 27 #define ZEND_MM_MIN_SMALL_SIZE 8 28 #define ZEND_MM_MAX_SMALL_SIZE 3072 29 #define ZEND_MM_MAX_LARGE_SIZE (ZEND_MM_CHUNK_SIZE - (ZEND_MM_PAGE_SIZE * ZEND_MM_FIRST_PAGE)) 30 31 /* num, size, count, pages */ 32 #define ZEND_MM_BINS_INFO(_, x, y) \ 33 _( 0, 8, 512, 1, x, y) \ 34 _( 1, 16, 256, 1, x, y) \ 35 _( 2, 24, 170, 1, x, y) \ 36 _( 3, 32, 128, 1, x, y) \ 37 _( 4, 40, 102, 1, x, y) \ 38 _( 5, 48, 85, 1, x, y) \ 39 _( 6, 56, 73, 1, x, y) \ 40 _( 7, 64, 64, 1, x, y) \ 41 _( 8, 80, 51, 1, x, y) \ 42 _( 9, 96, 42, 1, x, y) \ 43 _(10, 112, 36, 1, x, y) \ 44 _(11, 128, 32, 1, x, y) \ 45 _(12, 160, 25, 1, x, y) \ 46 _(13, 192, 21, 1, x, y) \ 47 _(14, 224, 18, 1, x, y) \ 48 _(15, 256, 16, 1, x, y) \ 49 _(16, 320, 64, 5, x, y) \ 50 _(17, 384, 32, 3, x, y) \ 51 _(18, 448, 9, 1, x, y) \ 52 _(19, 512, 8, 1, x, y) \ 53 _(20, 640, 32, 5, x, y) \ 54 _(21, 768, 16, 3, x, y) \ 55 _(22, 896, 9, 2, x, y) \ 56 _(23, 1024, 8, 2, x, y) \ 57 _(24, 1280, 16, 5, x, y) \ 58 _(25, 1536, 8, 3, x, y) \ 59 _(26, 1792, 16, 7, x, y) \ 60 _(27, 2048, 8, 4, x, y) \ 61 _(28, 2560, 8, 5, x, y) \ 62 _(29, 3072, 4, 3, x, y) 63 64 #endif /* ZEND_ALLOC_SIZES_H */ 65
