DE3689287D1 - Datenverarbeitungsgerät. - Google Patents

Datenverarbeitungsgerät.

Info

Publication number
DE3689287D1
DE3689287D1 DE86102052T DE3689287T DE3689287D1 DE 3689287 D1 DE3689287 D1 DE 3689287D1 DE 86102052 T DE86102052 T DE 86102052T DE 3689287 T DE3689287 T DE 3689287T DE 3689287 D1 DE3689287 D1 DE 3689287D1
Authority
DE
Germany
Prior art keywords
data processing
processing equipment
equipment
data
processing
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
DE86102052T
Other languages
English (en)
Other versions
DE3689287T2 (de
Inventor
Yasushi C O Nec Corporatio Ooi
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NEC Electronics Corp
Original Assignee
NEC Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by NEC Corp filed Critical NEC Corp
Publication of DE3689287D1 publication Critical patent/DE3689287D1/de
Application granted granted Critical
Publication of DE3689287T2 publication Critical patent/DE3689287T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F9/00—Arrangements for program control, e.g. control units
    • G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
    • G06F9/46—Multiprogramming arrangements
    • G06F9/52—Program synchronisation; Mutual exclusion, e.g. by means of semaphores
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F9/00—Arrangements for program control, e.g. control units
    • G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
    • G06F9/30—Arrangements for executing machine instructions, e.g. instruction decode
    • G06F9/30003—Arrangements for executing specific machine instructions
    • G06F9/3004—Arrangements for executing specific machine instructions to perform operations on memory
    • G06F9/30043—LOAD or STORE instructions; Clear instruction
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F9/00—Arrangements for program control, e.g. control units
    • G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
    • G06F9/30—Arrangements for executing machine instructions, e.g. instruction decode
    • G06F9/30003—Arrangements for executing specific machine instructions
    • G06F9/3005—Arrangements for executing specific machine instructions to perform operations for flow control
    • G06F9/30054—Unconditional branch instructions
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F9/00—Arrangements for program control, e.g. control units
    • G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
    • G06F9/30—Arrangements for executing machine instructions, e.g. instruction decode
    • G06F9/30003—Arrangements for executing specific machine instructions
    • G06F9/30076—Arrangements for executing specific machine instructions to perform miscellaneous control operations, e.g. NOP
    • G06F9/30079—Pipeline control instructions, e.g. multicycle NOP

Landscapes

  • Engineering & Computer Science (AREA)
  • Software Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Storage Device Security (AREA)
DE3689287T 1985-02-18 1986-02-18 Datenverarbeitungsgerät. Expired - Lifetime DE3689287T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2965785 1985-02-18

Publications (2)

Publication Number Publication Date
DE3689287D1 true DE3689287D1 (de) 1993-12-23
DE3689287T2 DE3689287T2 (de) 1994-05-26

Family

ID=12282183

Family Applications (1)

Application Number Title Priority Date Filing Date
DE3689287T Expired - Lifetime DE3689287T2 (de) 1985-02-18 1986-02-18 Datenverarbeitungsgerät.

Country Status (4)

Country Link
US (1) US5043878A (de)
EP (1) EP0192232B1 (de)
JP (1) JPS625441A (de)
DE (1) DE3689287T2 (de)

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US5530839A (en) * 1991-09-05 1996-06-25 Nec Corporation Apparatus for checking access rights
US5948097A (en) * 1996-08-29 1999-09-07 Intel Corporation Method and apparatus for changing privilege levels in a computer system without use of a call gate
US6990458B2 (en) * 1997-08-28 2006-01-24 Csg Systems, Inc. System and method for computer-aided technician dispatch and communication
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US6922835B1 (en) * 1999-01-22 2005-07-26 Sun Microsystems, Inc. Techniques for permitting access across a context barrier on a small footprint device using run time environment privileges
US7941647B2 (en) 1999-01-28 2011-05-10 Ati Technologies Ulc Computer for executing two instruction sets and adds a macroinstruction end marker for performing iterations after loop termination
US8121828B2 (en) 1999-01-28 2012-02-21 Ati Technologies Ulc Detecting conditions for transfer of execution from one computer instruction stream to another and executing transfer on satisfaction of the conditions
US7275246B1 (en) 1999-01-28 2007-09-25 Ati International Srl Executing programs for a first computer architecture on a computer of a second architecture
US8127121B2 (en) 1999-01-28 2012-02-28 Ati Technologies Ulc Apparatus for executing programs for a first computer architechture on a computer of a second architechture
US6978462B1 (en) 1999-01-28 2005-12-20 Ati International Srl Profiling execution of a sequence of events occuring during a profiled execution interval that matches time-independent selection criteria of events to be profiled
US8074055B1 (en) 1999-01-28 2011-12-06 Ati Technologies Ulc Altering data storage conventions of a processor when execution flows from first architecture code to second architecture code
US7065633B1 (en) 1999-01-28 2006-06-20 Ati International Srl System for delivering exception raised in first architecture to operating system coded in second architecture in dual architecture CPU
US7111290B1 (en) 1999-01-28 2006-09-19 Ati International Srl Profiling program execution to identify frequently-executed portions and to assist binary translation
US7254806B1 (en) 1999-08-30 2007-08-07 Ati International Srl Detecting reordered side-effects
US6934832B1 (en) * 2000-01-18 2005-08-23 Ati International Srl Exception mechanism for a computer
JP2001331333A (ja) * 2000-05-18 2001-11-30 Hitachi Ltd 計算機システム及び計算機システムの制御方法
US7478394B1 (en) * 2001-06-04 2009-01-13 Hewlett-Packard Development Company, L.P. Context-corrupting context switching
US7073059B2 (en) * 2001-06-08 2006-07-04 Hewlett-Packard Development Company, L.P. Secure machine platform that interfaces to operating systems and customized control programs
US7191440B2 (en) * 2001-08-15 2007-03-13 Intel Corporation Tracking operating system process and thread execution and virtual machine execution in hardware or in a virtual machine monitor
US7698522B1 (en) * 2002-01-11 2010-04-13 Global Foundries Method and apparatus for linear address based page level security scheme to determine current security context
US7124327B2 (en) * 2002-06-29 2006-10-17 Intel Corporation Control over faults occurring during the operation of guest software in the virtual-machine architecture
US6996748B2 (en) * 2002-06-29 2006-02-07 Intel Corporation Handling faults associated with operation of guest software in the virtual-machine architecture
US7509644B2 (en) * 2003-03-04 2009-03-24 Secure 64 Software Corp. Operating system capable of supporting a customized execution environment
JPWO2005122177A1 (ja) * 2004-06-09 2008-04-10 松下電器産業株式会社 半導体集積回路
US7480797B2 (en) * 2004-07-31 2009-01-20 Hewlett-Packard Development Company, L.P. Method and system for preventing current-privilege-level-information leaks to non-privileged code
WO2007040228A1 (ja) * 2005-10-04 2007-04-12 Nec Corporation 情報処理装置、情報処理方法およびプログラム
CN101004723A (zh) * 2006-01-18 2007-07-25 鸿富锦精密工业（深圳）有限公司 信息交互***和方法
JP4267002B2 (ja) * 2006-06-08 2009-05-27 エルピーダメモリ株式会社 コントローラ及びメモリを備えるシステム
GB2440968B (en) * 2006-08-16 2011-02-02 Advanced Risc Mach Ltd Protecting system control registers in a data processing apparatus
JP4756603B2 (ja) * 2006-10-10 2011-08-24 ルネサスエレクトロニクス株式会社 データプロセッサ
JP4888347B2 (ja) * 2007-11-08 2012-02-29 日本電気株式会社 ストレージ装置およびタイムスタンプの付与方法
US7530106B1 (en) 2008-07-02 2009-05-05 Kaspersky Lab, Zao System and method for security rating of computer processes
GB2474666B (en) 2009-10-21 2015-07-15 Advanced Risc Mach Ltd Hardware resource management within a data processing system
JP5201176B2 (ja) * 2010-07-09 2013-06-05 株式会社日立製作所 情報処理装置
US9823928B2 (en) * 2011-09-30 2017-11-21 Qualcomm Incorporated FIFO load instruction
US10402564B2 (en) * 2016-08-16 2019-09-03 Nec Corporation Fine-grained analysis and prevention of invalid privilege transitions
US10505962B2 (en) 2016-08-16 2019-12-10 Nec Corporation Blackbox program privilege flow analysis with inferred program behavior context
GB2562102B (en) * 2017-05-05 2019-09-04 Advanced Risc Mach Ltd An apparatus and method for managing use of capabilities
US20230205869A1 (en) * 2021-12-23 2023-06-29 Intel Corporation Efficient exception handling in trusted execution environments

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NL248274A (de) * 1959-02-16
US3824551A (en) * 1972-05-18 1974-07-16 Little Inc A Releasable buffer memory for data processor
FR2253418A5 (de) * 1973-11-30 1975-06-27 Honeywell Bull Soc Ind
US3916385A (en) * 1973-12-12 1975-10-28 Honeywell Inf Systems Ring checking hardware
JPS6013501B2 (ja) * 1978-09-18 1985-04-08 富士通株式会社 仮想計算機システムにおけるチヤネルアドレス制御方式
JPS5576447A (en) * 1978-12-01 1980-06-09 Fujitsu Ltd Address control system for software simulation
US4253145A (en) * 1978-12-26 1981-02-24 Honeywell Information Systems Inc. Hardware virtualizer for supporting recursive virtual computer systems on a host computer system
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US4442484A (en) * 1980-10-14 1984-04-10 Intel Corporation Microprocessor memory management and protection mechanism
US4456954A (en) * 1981-06-15 1984-06-26 International Business Machines Corporation Virtual machine system with guest architecture emulation using hardware TLB's for plural level address translations
US4533996A (en) * 1982-02-23 1985-08-06 International Business Machines Corporation Peripheral systems accommodation of guest operating systems
US4547849A (en) * 1981-12-09 1985-10-15 Glenn Louie Interface between a microprocessor and a coprocessor
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US4975836A (en) * 1984-12-19 1990-12-04 Hitachi, Ltd. Virtual computer system
US4787031A (en) * 1985-01-04 1988-11-22 Digital Equipment Corporation Computer with virtual machine mode and multiple protection rings

Also Published As

Publication number Publication date
JPS625441A (ja) 1987-01-12
EP0192232B1 (de) 1993-11-18
EP0192232A3 (en) 1990-03-21
US5043878A (en) 1991-08-27
EP0192232A2 (de) 1986-08-27
DE3689287T2 (de) 1994-05-26

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: NEC ELECTRONICS CORP., KAWASAKI, KANAGAWA, JP