memory-config.hpp
Go to the documentation of this file.00001 /* -*- mode: C++; c-basic-offset: 2; indent-tabs-mode: nil -*- */ 00002 /* 00003 * Main authors: 00004 * Christian Schulte <schulte@gecode.org> 00005 * 00006 * Bugfixes provided by: 00007 * Zandra Norman 00008 * 00009 * Copyright: 00010 * Christian Schulte, 2008 00011 * 00012 * Last modified: 00013 * $Date: 2013-07-08 17:25:13 +0200 (Mon, 08 Jul 2013) $ by $Author: schulte $ 00014 * $Revision: 13825 $ 00015 * 00016 * This file is part of Gecode, the generic constraint 00017 * development environment: 00018 * http://www.gecode.org 00019 * 00020 * Permission is hereby granted, free of charge, to any person obtaining 00021 * a copy of this software and associated documentation files (the 00022 * "Software"), to deal in the Software without restriction, including 00023 * without limitation the rights to use, copy, modify, merge, publish, 00024 * distribute, sublicense, and/or sell copies of the Software, and to 00025 * permit persons to whom the Software is furnished to do so, subject to 00026 * the following conditions: 00027 * 00028 * The above copyright notice and this permission notice shall be 00029 * included in all copies or substantial portions of the Software. 00030 * 00031 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, 00032 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 00033 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND 00034 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE 00035 * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION 00036 * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION 00037 * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. 00038 * 00039 */ 00040 00041 namespace Gecode { 00042 00047 namespace MemoryConfig { 00051 const unsigned int n_hc_cache = 4*4; 00052 00056 const size_t hcsz_min = 1024; 00064 const size_t hcsz_max = 32 * 1024; 00071 const int hcsz_inc_ratio = 8; 00081 const int hcsz_dec_ratio = 8; 00082 00094 const int fl_unit_size = ((sizeof(void*) == 4) ? 2 : 3); 00103 const int fl_size_min = ((sizeof(void*) == 4) ? 2 : 2); 00112 const int fl_size_max = ((sizeof(void*) == 4) ? 3 : 3); 00120 const int fl_refill = 8; 00128 #ifndef GECODE_MEMORY_ALIGNMENT 00129 #define GECODE_MEMORY_ALIGNMENT 8 00130 #endif 00131 00138 const size_t region_area_size = 32 * 1024; 00139 00141 void align(size_t& s); 00142 00143 /* 00144 * Alignment 00145 * 00146 */ 00147 forceinline void 00148 align(size_t& s) { 00149 s += ((GECODE_MEMORY_ALIGNMENT - 00150 (s & (GECODE_MEMORY_ALIGNMENT - 1))) & 00151 (GECODE_MEMORY_ALIGNMENT - 1)); 00152 } 00153 00154 } 00155 } 00156 00157 // STATISTICS: kernel-memory