DE3788877D1 - Einrichtung zur software-emulation. - Google Patents

Einrichtung zur software-emulation.

Info

Publication number
DE3788877D1
DE3788877D1 DE87902121T DE3788877T DE3788877D1 DE 3788877 D1 DE3788877 D1 DE 3788877D1 DE 87902121 T DE87902121 T DE 87902121T DE 3788877 T DE3788877 T DE 3788877T DE 3788877 D1 DE3788877 D1 DE 3788877D1
Authority
DE
Germany
Prior art keywords
software emulation
emulation
software
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 - Fee Related
Application number
DE87902121T
Other languages
English (en)
Other versions
DE3788877T2 (de
Inventor
Roderick Macgregor
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.)
Insignia Solutions PLC
Original Assignee
Insignia Solutions PLC
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 Insignia Solutions PLC filed Critical Insignia Solutions PLC
Priority claimed from PCT/GB1987/000202 external-priority patent/WO1988007718A1/en
Publication of DE3788877D1 publication Critical patent/DE3788877D1/de
Application granted granted Critical
Publication of DE3788877T2 publication Critical patent/DE3788877T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • G06F9/30—Arrangements for executing machine instructions, e.g. instruction decode
    • G06F9/38—Concurrent instruction execution, e.g. pipeline, look ahead
    • G06F9/3802—Instruction prefetching
    • G06F9/3808—Instruction prefetching for instruction reuse, e.g. trace cache, branch target cache
    • 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
    • G06F9/3017—Runtime instruction translation, e.g. macros
    • G06F9/30174—Runtime instruction translation, e.g. macros for non-native instruction set, e.g. Javabyte, legacy code
    • 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
    • G06F9/44—Arrangements for executing specific programs
    • G06F9/455—Emulation; Interpretation; Software simulation, e.g. virtualisation or emulation of application or operating system execution engines
    • G06F9/45504—Abstract machines for programme code execution, e.g. Java virtual machine [JVM], interpreters, emulators
DE3788877T 1987-03-24 1987-03-24 Einrichtung zur software-emulation. Expired - Fee Related DE3788877T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB8706957A GB2203572B (en) 1987-03-24 1987-03-24 Improvements in data processing means
PCT/GB1987/000202 WO1988007718A1 (en) 1987-03-24 1987-03-24 Arrangement for software emulation
US07/276,421 US5406644A (en) 1987-03-24 1988-11-23 Apparatus and method for emulating a computer instruction set using a jump table in the host computer

Publications (2)

Publication Number Publication Date
DE3788877D1 true DE3788877D1 (de) 1994-03-03
DE3788877T2 DE3788877T2 (de) 1994-06-23

Family

ID=26292053

Family Applications (1)

Application Number Title Priority Date Filing Date
DE3788877T Expired - Fee Related DE3788877T2 (de) 1987-03-24 1987-03-24 Einrichtung zur software-emulation.

Country Status (3)

Country Link
US (1) US5406644A (de)
DE (1) DE3788877T2 (de)
GB (1) GB2203572B (de)

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EP0534597B1 (de) * 1991-09-23 2000-04-26 Intel Corporation Rechnersystem mit Software-Unterbrechungsbefehlen, das selektiv in einem virtuellen Modus arbeitet
AU6701594A (en) * 1993-05-07 1994-12-12 Apple Computer, Inc. Method for decoding sequences of guest instructions for a host computer
WO1994027215A1 (en) * 1993-05-07 1994-11-24 Apple Computer, Inc. Method for decoding guest instructions for a host computer
US5615400A (en) * 1993-06-30 1997-03-25 Apple Computer, Inc. System for object oriented dynamic linking based upon a catalog of registered function set or class identifiers
US5632028A (en) * 1995-03-03 1997-05-20 Hal Computer Systems, Inc. Hardware support for fast software emulation of unimplemented instructions
US5781758A (en) * 1995-03-23 1998-07-14 Apple Computer, Inc. Software emulation system with reduced memory requirements
US5751982A (en) * 1995-03-31 1998-05-12 Apple Computer, Inc. Software emulation system with dynamic translation of emulated instructions for increased processing speed
US5790825A (en) * 1995-11-08 1998-08-04 Apple Computer, Inc. Method for emulating guest instructions on a host computer through dynamic recompilation of host instructions
US5778211A (en) * 1996-02-15 1998-07-07 Sun Microsystems, Inc. Emulating a delayed exception on a digital computer having a corresponding precise exception mechanism
US5742802A (en) * 1996-02-16 1998-04-21 International Business Machines Corporation Method and system for efficiently mapping guest instruction in an emulation assist unit
US5819067A (en) * 1996-02-23 1998-10-06 Advanced Micro Devices, Inc. Computer system configured to translate a computer program into a second computer program prior to executing the computer program
US5860156A (en) * 1996-07-26 1999-01-12 Western Digital Corporation Method for implementing an indexed jump table
US5828897A (en) * 1996-12-19 1998-10-27 Raytheon Company Hybrid processor and method for executing incrementally upgraded software
US6134515A (en) * 1997-06-13 2000-10-17 Telefonaktiebolaget Lm Ericsson Controlling a first type telecommunications switch upon translating instructions for a second type telecommunications switch
US6142682A (en) * 1997-06-13 2000-11-07 Telefonaktiebolaget Lm Ericsson Simulation of computer processor
US6026238A (en) 1997-08-18 2000-02-15 Microsoft Corporatrion Interface conversion modules based upon generalized templates for multiple platform computer systems
CA2236640A1 (en) * 1998-05-04 1999-11-04 Claudio Gambetti Emulation system including emulator generator
AUPP365798A0 (en) * 1998-05-22 1998-06-18 Ladd, James Christian Architecture for the execution of program code
US6651132B1 (en) 2000-07-17 2003-11-18 Microsoft Corporation System and method for emulating the operation of a translation look-aside buffer
US7069205B1 (en) * 2000-07-17 2006-06-27 Microsoft Corporation System and method for emulating the operation of a video graphics adapter
US7506265B1 (en) 2000-07-17 2009-03-17 Microsoft Corporation System and method for displaying images of virtual machine environments
US7085705B2 (en) * 2000-12-21 2006-08-01 Microsoft Corporation System and method for the logical substitution of processor control in an emulated computing environment
US6980946B2 (en) * 2001-03-15 2005-12-27 Microsoft Corporation Method for hybrid processing of software instructions of an emulated computer system
US6968350B2 (en) * 2001-04-07 2005-11-22 Microsoft Corporation Method for establishing a virtual hard drive for an emulated computer system running on a host computer system
US7092869B2 (en) 2001-11-14 2006-08-15 Ronald Hilton Memory address prediction under emulation
US20030093774A1 (en) * 2001-11-14 2003-05-15 Ronald Hilton State-specific variants of translated code under emulation
US20030093649A1 (en) * 2001-11-14 2003-05-15 Ronald Hilton Flexible caching of translated code under emulation
US7349992B2 (en) * 2002-01-24 2008-03-25 Emulex Design & Manufacturing Corporation System for communication with a storage area network
GB2412192B (en) * 2004-03-18 2007-08-29 Advanced Risc Mach Ltd Function calling mechanism
US8271976B2 (en) * 2004-06-30 2012-09-18 Microsoft Corporation Systems and methods for initializing multiple virtual processors within a single virtual machine
CN101216778B (zh) * 2008-01-21 2011-04-13 中国科学院计算技术研究所 一种risc处理器装置及其指令地址转换查找方法
IT201700050086A1 (it) * 2017-05-09 2018-11-09 St Microelectronics Srl Modulo hardware di sicurezza, relativo sistema di elaborazione, circuito integrato, dispositivo e procedimento

Family Cites Families (17)

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Publication number Priority date Publication date Assignee Title
US3958221A (en) * 1973-06-07 1976-05-18 Bunker Ramo Corporation Method and apparatus for locating effective operand of an instruction
US4181934A (en) * 1976-12-27 1980-01-01 International Business Machines Corporation Microprocessor architecture with integrated interrupts and cycle steals prioritized channel
US4378589A (en) * 1976-12-27 1983-03-29 International Business Machines Corporation Undirectional looped bus microcomputer architecture
JPS6029126B2 (ja) * 1977-01-14 1985-07-09 株式会社日立製作所 デ−タ処理装置
GB2002553A (en) * 1977-08-10 1979-02-21 Itek Corp High speed, real-time computer emulator
US4453211A (en) * 1981-04-28 1984-06-05 Formation, Inc. System bus for an emulated multichannel system
US4547849A (en) * 1981-12-09 1985-10-15 Glenn Louie Interface between a microprocessor and a coprocessor
US4514805A (en) * 1982-02-22 1985-04-30 Texas Instruments Incorporated Interrupt operation in systems emulator mode for microcomputer
NL8205076A (nl) * 1982-12-31 1984-07-16 Philips Nv Data processor eenheid voorzien van een stuurgedeelte welk een adresgenerator bevat voor het genereren van adressen welke uit karakteristieke adresdelen zijn samengesteld.
GB8308149D0 (en) * 1983-03-24 1983-05-05 Int Computers Ltd Computer system
JPS6017539A (ja) * 1983-07-11 1985-01-29 Hitachi Ltd エミユレ−シヨン方式
US4635188A (en) * 1983-07-29 1987-01-06 Hewlett-Packard Company Means for fast instruction decoding for a computer
US4631659A (en) * 1984-03-08 1986-12-23 Texas Instruments Incorporated Memory interface with automatic delay state
US4791557A (en) * 1985-07-31 1988-12-13 Wang Laboratories, Inc. Apparatus and method for monitoring and controlling the prefetching of instructions by an information processing system
JPS62117038A (ja) * 1985-11-15 1987-05-28 Mitsubishi Electric Corp マイクロプログラム制御装置
US4992934A (en) * 1986-12-15 1991-02-12 United Technologies Corporation Reduced instruction set computing apparatus and methods
US4926322A (en) * 1987-08-03 1990-05-15 Compag Computer Corporation Software emulation of bank-switched memory using a virtual DOS monitor and paged memory management

Also Published As

Publication number Publication date
GB2203572A (en) 1988-10-19
US5406644A (en) 1995-04-11
GB2203572B (en) 1991-11-27
DE3788877T2 (de) 1994-06-23
GB8706957D0 (en) 1987-04-29

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee