ATE218723T1 - Hardwareunterstützung zur schnellen emulation von nicht-implementierten befehlen - Google Patents

Hardwareunterstützung zur schnellen emulation von nicht-implementierten befehlen

Info

Publication number
ATE218723T1
ATE218723T1 AT96103206T AT96103206T ATE218723T1 AT E218723 T1 ATE218723 T1 AT E218723T1 AT 96103206 T AT96103206 T AT 96103206T AT 96103206 T AT96103206 T AT 96103206T AT E218723 T1 ATE218723 T1 AT E218723T1
Authority
AT
Austria
Prior art keywords
hardware support
unimplemented
instruction
emulation
fast emulation
Prior art date
Application number
AT96103206T
Other languages
English (en)
Inventor
Shalesh Thusoo
Farnad Sajjadian
Jaspal Kohli
Niteen A Patkar
Original Assignee
Fujitsu Ltd
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 Fujitsu Ltd filed Critical Fujitsu Ltd
Application granted granted Critical
Publication of ATE218723T1 publication Critical patent/ATE218723T1/de

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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
    • G06F9/30145—Instruction analysis, e.g. decoding, instruction word fields
    • G06F9/3016—Decoding the operand specifier, e.g. specifier format
    • G06F9/30167—Decoding the operand specifier, e.g. specifier format of immediate specifier, e.g. constants
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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
    • G06F9/30145—Instruction analysis, e.g. decoding, instruction word fields
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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
    • G06F9/45533—Hypervisors; Virtual machine monitors

Landscapes

  • Engineering & Computer Science (AREA)
  • Software Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Executing Machine-Instructions (AREA)
  • Test And Diagnosis Of Digital Computers (AREA)
  • Stored Programmes (AREA)
  • Debugging And Monitoring (AREA)
AT96103206T 1995-03-03 1996-03-01 Hardwareunterstützung zur schnellen emulation von nicht-implementierten befehlen ATE218723T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/397,911 US5632028A (en) 1995-03-03 1995-03-03 Hardware support for fast software emulation of unimplemented instructions

Publications (1)

Publication Number Publication Date
ATE218723T1 true ATE218723T1 (de) 2002-06-15

Family

ID=23573184

Family Applications (1)

Application Number Title Priority Date Filing Date
AT96103206T ATE218723T1 (de) 1995-03-03 1996-03-01 Hardwareunterstützung zur schnellen emulation von nicht-implementierten befehlen

Country Status (4)

Country Link
US (1) US5632028A (de)
EP (1) EP0730226B1 (de)
AT (1) ATE218723T1 (de)
DE (1) DE69621493T2 (de)

Families Citing this family (35)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6006030A (en) * 1995-02-17 1999-12-21 Vlsi Technology, Inc. Microprocessor with programmable instruction trap for deimplementing instructions
US6446224B1 (en) 1995-03-03 2002-09-03 Fujitsu Limited Method and apparatus for prioritizing and handling errors in a computer system
US6049866A (en) * 1996-09-06 2000-04-11 Silicon Graphics, Inc. Method and system for an efficient user mode cache manipulation using a simulated instruction
US5881279A (en) * 1996-11-25 1999-03-09 Intel Corporation Method and apparatus for handling invalid opcode faults via execution of an event-signaling micro-operation
US6070236A (en) * 1996-12-19 2000-05-30 Deutsche Thomson-Brandt Gmbh Apparatus for processing a sequence of control commands as well as a method for generating a sequence of control commands, and storage medium for storing control commands
US5896522A (en) * 1996-12-31 1999-04-20 Unisys Corporation Selective emulation interpretation using transformed instructions
US6041402A (en) * 1998-01-05 2000-03-21 Trw Inc. Direct vectored legacy instruction set emulation
US6173248B1 (en) * 1998-02-09 2001-01-09 Hewlett-Packard Company Method and apparatus for handling masked exceptions in an instruction interpreter
EP0955578A1 (de) * 1998-05-04 1999-11-10 International Business Machines Corporation Verfahren und Vorrichtung zur Durchführung einer Funktion, der ein Befehlskode zugewiesen ist
US6408382B1 (en) 1999-10-21 2002-06-18 Bops, Inc. Methods and apparatus for abbreviated instruction sets adaptable to configurable processor architecture
US7574346B2 (en) 2000-10-30 2009-08-11 Microsoft Corporation Kernel emulator for non-native program modules
US6857063B2 (en) * 2001-02-09 2005-02-15 Freescale Semiconductor, Inc. Data processor and method of operation
US20030135719A1 (en) * 2002-01-14 2003-07-17 International Business Machines Corporation Method and system using hardware assistance for tracing instruction disposition information
GB2402763B (en) * 2003-06-13 2006-03-01 Advanced Risc Mach Ltd Data access program instruction encoding
US20050132022A1 (en) * 2003-12-12 2005-06-16 International Business Machines Corporation Computer system with LAN-based I/O
US7480755B2 (en) * 2004-12-08 2009-01-20 Hewlett-Packard Development Company, L.P. Trap mode register
KR100735552B1 (ko) * 2005-09-23 2007-07-04 삼성전자주식회사 코드 메모리 상의 프로그램의 코드 크기를 줄이는 방법
US7904789B1 (en) * 2006-03-31 2011-03-08 Guillermo Rozas Techniques for detecting and correcting errors in a memory device
US20090089564A1 (en) * 2006-12-06 2009-04-02 Brickell Ernie F Protecting a Branch Instruction from Side Channel Vulnerabilities
US10387151B2 (en) 2007-12-31 2019-08-20 Intel Corporation Processor and method for tracking progress of gathering/scattering data element pairs in different cache memory banks
US7984273B2 (en) 2007-12-31 2011-07-19 Intel Corporation System and method for using a mask register to track progress of gathering elements from memory
US8447962B2 (en) * 2009-12-22 2013-05-21 Intel Corporation Gathering and scattering multiple data elements
US7734900B2 (en) * 2008-01-11 2010-06-08 International Business Machines Corporation Computer configuration virtual topology discovery and instruction therefore
US7739434B2 (en) 2008-01-11 2010-06-15 International Business Machines Corporation Performing a configuration virtual topology change and instruction therefore
US10175990B2 (en) 2009-12-22 2019-01-08 Intel Corporation Gathering and scattering multiple data elements
US10521231B2 (en) 2010-06-24 2019-12-31 International Business Machines Corporation Function virtualization facility for blocking instruction function of a multi-function instruction of a virtual processor
US9851969B2 (en) 2010-06-24 2017-12-26 International Business Machines Corporation Function virtualization facility for function query of a processor
US10496461B2 (en) * 2011-06-15 2019-12-03 Arm Finance Overseas Limited Apparatus and method for hardware initiation of emulated instructions
CN104185838B (zh) * 2011-12-30 2017-12-22 英特尔公司 使用精减指令集核
WO2013101147A1 (en) * 2011-12-30 2013-07-04 Intel Corporation Configurable reduced instruction set core
US8972697B2 (en) 2012-06-02 2015-03-03 Intel Corporation Gather using index array and finite state machine
WO2013180738A1 (en) 2012-06-02 2013-12-05 Intel Corporation Scatter using index array and finite state machine
US9703562B2 (en) 2013-03-16 2017-07-11 Intel Corporation Instruction emulation processors, methods, and systems
US20140281398A1 (en) * 2013-03-16 2014-09-18 William C. Rash Instruction emulation processors, methods, and systems
US10339533B2 (en) * 2013-07-31 2019-07-02 Spirent Communications, Inc. Methods and systems for scalable session emulation

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3955180A (en) * 1974-01-02 1976-05-04 Honeywell Information Systems Inc. Table driven emulation system
US4306286A (en) * 1979-06-29 1981-12-15 International Business Machines Corporation Logic simulation machine
US4514803A (en) * 1982-04-26 1985-04-30 International Business Machines Corporation Methods for partitioning mainframe instruction sets to implement microprocessor based emulation thereof
US4656580A (en) * 1982-06-11 1987-04-07 International Business Machines Corporation Logic simulation machine
US4715035A (en) * 1985-05-31 1987-12-22 Siemens Aktiengesellschaft Method for the simulation of an error in a logic circuit and a circuit arrangement for implementation of the method
US4763242A (en) * 1985-10-23 1988-08-09 Hewlett-Packard Company Computer providing flexible processor extension, flexible instruction set extension, and implicit emulation for upward software compatibility
US4862347A (en) * 1986-04-22 1989-08-29 International Business Machine Corporation System for simulating memory arrays in a logic simulation machine
US5210832A (en) * 1986-10-14 1993-05-11 Amdahl Corporation Multiple domain emulation system with separate domain facilities which tests for emulated instruction exceptions before completion of operand fetch cycle
DE3788877T2 (de) * 1987-03-24 1994-06-23 Insignia Solutions Ltd Einrichtung zur software-emulation.
JP2741867B2 (ja) * 1988-05-27 1998-04-22 株式会社日立製作所 情報処理システムおよびプロセツサ
US5117487A (en) * 1988-08-26 1992-05-26 Kabushiki Kaisha Toshiba Method for accessing microprocessor and microinstruction control type microprocessor including pointer register
JP2685245B2 (ja) * 1988-10-05 1997-12-03 株式会社東芝 プログラマブルコントローラ
US5077657A (en) * 1989-06-15 1991-12-31 Unisys Emulator Assist unit which forms addresses of user instruction operands in response to emulator assist unit commands from host processor
US5381547A (en) * 1989-11-29 1995-01-10 Siemens Aktiengesellschaft Method for dynamically linking definable program elements of an interactive data processing system
EP0459232B1 (de) * 1990-05-29 1998-12-09 National Semiconductor Corporation Cache-Speicher von partiell decodierten Befehlen und Verfahren hierfür
US5212693A (en) * 1990-08-02 1993-05-18 Ibm Corporation Small programmable array to the on-chip control store for microcode correction
US5287490A (en) * 1991-03-07 1994-02-15 Digital Equipment Corporation Identifying plausible variable length machine code of selecting address in numerical sequence, decoding code strings, and following execution transfer paths
AU6629894A (en) * 1993-05-07 1994-12-12 Apple Computer, Inc. Method for decoding guest instructions for a host computer
US5574887A (en) * 1993-09-20 1996-11-12 Apple Computer, Inc. Apparatus and method for emulation routine pointer prefetch
US5481684A (en) * 1994-01-11 1996-01-02 Exponential Technology, Inc. Emulating operating system calls in an alternate instruction set using a modified code segment descriptor
US5481693A (en) * 1994-07-20 1996-01-02 Exponential Technology, Inc. Shared register architecture for a dual-instruction-set CPU

Also Published As

Publication number Publication date
DE69621493T2 (de) 2003-01-23
EP0730226A2 (de) 1996-09-04
EP0730226A3 (de) 1998-07-29
EP0730226B1 (de) 2002-06-05
US5632028A (en) 1997-05-20
DE69621493D1 (de) 2002-07-11

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