src/cpu/mips/vm/vm_version_ext_mips.hpp

changeset 9933
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9932:86ea9a02a717 9933:0672fc1cf811
1 /*
2 * Copyright (c) 2016, 2018, Oracle and/or its affiliates. All rights reserved.
3 * Copyright (c) 2018, 2020, Loongson Technology. All rights reserved.
4 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
5 *
6 * This code is free software; you can redistribute it and/or modify it
7 * under the terms of the GNU General Public License version 2 only, as
8 * published by the Free Software Foundation.
9 *
10 * This code is distributed in the hope that it will be useful, but WITHOUT
11 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
12 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
13 * version 2 for more details (a copy is included in the LICENSE file that
14 * accompanied this code).
15 *
16 * You should have received a copy of the GNU General Public License version
17 * 2 along with this work; if not, write to the Free Software Foundation,
18 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
19 *
20 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
21 * or visit www.oracle.com if you need additional information or have any
22 * questions.
23 *
24 */
25
26 #ifndef CPU_MIPS_VM_VM_VERSION_EXT_MIPS_HPP
27 #define CPU_MIPS_VM_VM_VERSION_EXT_MIPS_HPP
28
29 #include "runtime/vm_version.hpp"
30 #include "utilities/macros.hpp"
31
32 class VM_Version_Ext : public VM_Version {
33 private:
34 static const size_t CPU_TYPE_DESC_BUF_SIZE = 256;
35 static const size_t CPU_DETAILED_DESC_BUF_SIZE = 4096;
36
37 static int _no_of_threads;
38 static int _no_of_cores;
39 static int _no_of_sockets;
40 static bool _initialized;
41 static char _cpu_name[CPU_TYPE_DESC_BUF_SIZE];
42 static char _cpu_desc[CPU_DETAILED_DESC_BUF_SIZE];
43
44 public:
45 static int number_of_threads(void);
46 static int number_of_cores(void);
47 static int number_of_sockets(void);
48
49 static const char* cpu_name(void);
50 static const char* cpu_description(void);
51 static void initialize_cpu_information(void);
52 };
53
54 #endif // CPU_MIPS_VM_VM_VERSION_EXT_MIPS_HPP

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