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src/cpu/x86/vm/vm_version_ext_x86.hpp@8c95980d0b66 (annotated)

src/cpu/x86/vm/vm_version_ext_x86.hpp

Sat, 07 Nov 2020 10:30:02 +0800

author

aoqi

date

Sat, 07 Nov 2020 10:30:02 +0800

changeset 10026

8c95980d0b66

parent 9858

b985cbb00e68

permissions

-rw-r--r--

Added tag mips-jdk8u275-b01 for changeset d3b4d62f391f

apetushkov@9858	1	/*
apetushkov@9858	2	* Copyright (c) 2013, 2018, Oracle and/or its affiliates. All rights reserved.
apetushkov@9858	3	* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
apetushkov@9858	4	*
apetushkov@9858	5	* This code is free software; you can redistribute it and/or modify it
apetushkov@9858	6	* under the terms of the GNU General Public License version 2 only, as
apetushkov@9858	7	* published by the Free Software Foundation.
apetushkov@9858	8	*
apetushkov@9858	9	* This code is distributed in the hope that it will be useful, but WITHOUT
apetushkov@9858	10	* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
apetushkov@9858	11	* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
apetushkov@9858	12	* version 2 for more details (a copy is included in the LICENSE file that
apetushkov@9858	13	* accompanied this code).
apetushkov@9858	14	*
apetushkov@9858	15	* You should have received a copy of the GNU General Public License version
apetushkov@9858	16	* 2 along with this work; if not, write to the Free Software Foundation,
apetushkov@9858	17	* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
apetushkov@9858	18	*
apetushkov@9858	19	* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
apetushkov@9858	20	* or visit www.oracle.com if you need additional information or have any
apetushkov@9858	21	* questions.
apetushkov@9858	22	*
apetushkov@9858	23	*/
apetushkov@9858	24
apetushkov@9858	25	#ifndef CPU_X86_VM_VM_VERSION_EXT_X86_HPP
apetushkov@9858	26	#define CPU_X86_VM_VM_VERSION_EXT_X86_HPP
apetushkov@9858	27
apetushkov@9858	28	#include "utilities/macros.hpp"
apetushkov@9858	29	#include "vm_version_x86.hpp"
apetushkov@9858	30
apetushkov@9858	31	class VM_Version_Ext : public VM_Version {
apetushkov@9858	32	private:
apetushkov@9858	33	static const size_t VENDOR_LENGTH;
apetushkov@9858	34	static const size_t CPU_EBS_MAX_LENGTH;
apetushkov@9858	35	static const size_t CPU_TYPE_DESC_BUF_SIZE;
apetushkov@9858	36	static const size_t CPU_DETAILED_DESC_BUF_SIZE;
apetushkov@9858	37
apetushkov@9858	38	static const char* const _family_id_intel[];
apetushkov@9858	39	static const char* const _family_id_amd[];
apetushkov@9858	40	static const char* const _brand_id[];
apetushkov@9858	41	static const char* const _model_id_pentium_pro[];
apetushkov@9858	42
apetushkov@9858	43	static const char* const _feature_edx_id[];
apetushkov@9858	44	static const char* const _feature_extended_edx_id[];
apetushkov@9858	45	static const char* const _feature_ecx_id[];
apetushkov@9858	46	static const char* const _feature_extended_ecx_id[];
apetushkov@9858	47
apetushkov@9858	48	static int _no_of_threads;
apetushkov@9858	49	static int _no_of_cores;
apetushkov@9858	50	static int _no_of_packages;
apetushkov@9858	51	static char* _cpu_brand_string;
apetushkov@9858	52	static jlong _max_qualified_cpu_frequency;
apetushkov@9858	53
apetushkov@9858	54	static const char* cpu_family_description(void);
apetushkov@9858	55	static const char* cpu_model_description(void);
apetushkov@9858	56	static const char* cpu_brand(void);
apetushkov@9858	57	static const char* cpu_brand_string(void);
apetushkov@9858	58
apetushkov@9858	59	static int cpu_type_description(char* const buf, size_t buf_len);
apetushkov@9858	60	static int cpu_detailed_description(char* const buf, size_t buf_len);
apetushkov@9858	61	static int cpu_extended_brand_string(char* const buf, size_t buf_len);
apetushkov@9858	62
apetushkov@9858	63	static bool cpu_is_em64t(void);
apetushkov@9858	64	static bool is_netburst(void);
apetushkov@9858	65
apetushkov@9858	66	// Returns bytes written excluding termninating null byte.
apetushkov@9858	67	static size_t cpu_write_support_string(char* const buf, size_t buf_len);
apetushkov@9858	68	static void resolve_cpu_information_details(void);
apetushkov@9858	69	static jlong max_qualified_cpu_freq_from_brand_string(void);
apetushkov@9858	70
apetushkov@9858	71	public:
apetushkov@9858	72	// Offsets for cpuid asm stub brand string
apetushkov@9858	73	static ByteSize proc_name_0_offset() { return byte_offset_of(CpuidInfo, proc_name_0); }
apetushkov@9858	74	static ByteSize proc_name_1_offset() { return byte_offset_of(CpuidInfo, proc_name_1); }
apetushkov@9858	75	static ByteSize proc_name_2_offset() { return byte_offset_of(CpuidInfo, proc_name_2); }
apetushkov@9858	76	static ByteSize proc_name_3_offset() { return byte_offset_of(CpuidInfo, proc_name_3); }
apetushkov@9858	77	static ByteSize proc_name_4_offset() { return byte_offset_of(CpuidInfo, proc_name_4); }
apetushkov@9858	78	static ByteSize proc_name_5_offset() { return byte_offset_of(CpuidInfo, proc_name_5); }
apetushkov@9858	79	static ByteSize proc_name_6_offset() { return byte_offset_of(CpuidInfo, proc_name_6); }
apetushkov@9858	80	static ByteSize proc_name_7_offset() { return byte_offset_of(CpuidInfo, proc_name_7); }
apetushkov@9858	81	static ByteSize proc_name_8_offset() { return byte_offset_of(CpuidInfo, proc_name_8); }
apetushkov@9858	82	static ByteSize proc_name_9_offset() { return byte_offset_of(CpuidInfo, proc_name_9); }
apetushkov@9858	83	static ByteSize proc_name_10_offset() { return byte_offset_of(CpuidInfo, proc_name_10); }
apetushkov@9858	84	static ByteSize proc_name_11_offset() { return byte_offset_of(CpuidInfo, proc_name_11); }
apetushkov@9858	85
apetushkov@9858	86	static int number_of_threads(void);
apetushkov@9858	87	static int number_of_cores(void);
apetushkov@9858	88	static int number_of_sockets(void);
apetushkov@9858	89
apetushkov@9858	90	static jlong maximum_qualified_cpu_frequency(void);
apetushkov@9858	91
apetushkov@9858	92	static bool supports_tscinv_ext(void);
apetushkov@9858	93
apetushkov@9858	94	static const char* cpu_name(void);
apetushkov@9858	95	static const char* cpu_description(void);
apetushkov@9858	96
apetushkov@9858	97	static void initialize();
apetushkov@9858	98	};
apetushkov@9858	99
apetushkov@9858	100	#endif // CPU_X86_VM_VM_VERSION_EXT_X86_HPP