1 /* 2 * Copyright (c) 2013, 2019, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 * 23 */ 24 25 #ifndef CPU_PPC_VM_VERSION_EXT_PPC_HPP 26 #define CPU_PPC_VM_VERSION_EXT_PPC_HPP 27 28 #include "runtime/vm_version.hpp" 29 #include "utilities/macros.hpp" 30 31 #define CPU_INFO "cpu_info" 32 #define CPU_TYPE "fpu_type" 33 #define CPU_DESCRIPTION "implementation" 34 #define CHIP_ID "chip_id" 35 #define CORE_ID "core_id" 36 37 class VM_Version_Ext : public VM_Version { 38 private: 39 40 static const size_t CPU_TYPE_DESC_BUF_SIZE = 256; 41 static const size_t CPU_DETAILED_DESC_BUF_SIZE = 4096; 42 43 static int _no_of_threads; 44 static int _no_of_cores; 45 static int _no_of_sockets; 46 static bool _initialized; 47 static char _cpu_name[CPU_TYPE_DESC_BUF_SIZE]; 48 static char _cpu_desc[CPU_DETAILED_DESC_BUF_SIZE]; 49 50 static void initialize_cpu_information(void); 51 52 public: 53 54 static int number_of_threads(void); 55 static int number_of_cores(void); 56 static int number_of_sockets(void); 57 58 static const char* cpu_name(void); 59 static const char* cpu_description(void); 60 }; 61 62 #endif // CPU_PPC_VM_VERSION_EXT_PPC_HPP 63