GB2032661B - Computer with added writeable control store - Google Patents

Computer with added writeable control store

Info

Publication number
GB2032661B
GB2032661B GB7934217A GB7934217A GB2032661B GB 2032661 B GB2032661 B GB 2032661B GB 7934217 A GB7934217 A GB 7934217A GB 7934217 A GB7934217 A GB 7934217A GB 2032661 B GB2032661 B GB 2032661B
Authority
GB
United Kingdom
Prior art keywords
control store
unit
control
private interface
transfer
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
Application number
GB7934217A
Other languages
English (en)
Other versions
GB2032661A (en
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.)
Bull HN Information Systems Italia SpA
Bull HN Information Systems Inc
Original Assignee
Honeywell Information Systems Italia SpA
Honeywell Information Systems Inc
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 Honeywell Information Systems Italia SpA, Honeywell Information Systems Inc filed Critical Honeywell Information Systems Italia SpA
Publication of GB2032661A publication Critical patent/GB2032661A/en
Application granted granted Critical
Publication of GB2032661B publication Critical patent/GB2032661B/en
Expired 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
    • G06F9/22—Microcontrol or microprogram arrangements
    • G06F9/26—Address formation of the next micro-instruction ; Microprogram storage or retrieval arrangements
    • G06F9/262—Arrangements for next microinstruction selection
    • G06F9/268—Microinstruction selection not based on processing results, e.g. interrupt, patch, first cycle store, diagnostic programs
    • 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
    • G06F9/30181—Instruction operation extension or modification
    • G06F9/30189—Instruction operation extension or modification according to execution mode, e.g. mode flag
    • 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
    • G06F9/30181—Instruction operation extension or modification
    • G06F9/30196—Instruction operation extension or modification using decoder, e.g. decoder per instruction set, adaptable or programmable decoders
    • 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
    • G06F9/32—Address formation of the next instruction, e.g. by incrementing the instruction counter
    • G06F9/322—Address formation of the next instruction, e.g. by incrementing the instruction counter for non-sequential address
    • G06F9/328—Address formation of the next instruction, e.g. by incrementing the instruction counter for non-sequential address for runtime instruction patching
    • 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 or look ahead
    • G06F9/3867—Concurrent instruction execution, e.g. pipeline or look ahead using instruction pipelines
    • G06F9/3869—Implementation aspects, e.g. pipeline latches; pipeline synchronisation and clocking

Landscapes

  • Engineering & Computer Science (AREA)
  • Software Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Stored Programmes (AREA)
  • Multi Processors (AREA)
  • Memory System (AREA)
  • Hardware Redundancy (AREA)
  • Test And Diagnosis Of Digital Computers (AREA)
  • Storage Device Security (AREA)
GB7934217A 1978-10-02 1979-10-02 Computer with added writeable control store Expired GB2032661B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/947,987 US4236210A (en) 1978-10-02 1978-10-02 Architecture for a control store included in a data processing system

Publications (2)

Publication Number Publication Date
GB2032661A GB2032661A (en) 1980-05-08
GB2032661B true GB2032661B (en) 1983-04-27

Family

ID=25487087

Family Applications (1)

Application Number Title Priority Date Filing Date
GB7934217A Expired GB2032661B (en) 1978-10-02 1979-10-02 Computer with added writeable control store

Country Status (12)

Country Link
US (1) US4236210A (US06168655-20010102-C00055.png)
JP (1) JPS5549750A (US06168655-20010102-C00055.png)
AU (1) AU532568B2 (US06168655-20010102-C00055.png)
BE (1) BE878371A (US06168655-20010102-C00055.png)
BR (1) BR7903423A (US06168655-20010102-C00055.png)
CA (1) CA1116303A (US06168655-20010102-C00055.png)
DE (1) DE2938929A1 (US06168655-20010102-C00055.png)
FR (1) FR2438298B1 (US06168655-20010102-C00055.png)
GB (1) GB2032661B (US06168655-20010102-C00055.png)
IT (1) IT1120522B (US06168655-20010102-C00055.png)
NL (1) NL7905916A (US06168655-20010102-C00055.png)
SE (1) SE444235B (US06168655-20010102-C00055.png)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5241666A (en) * 1979-06-04 1993-08-31 Unisys Corporation Variable rate improvement of disc cache subsystem
US4399505A (en) * 1981-02-06 1983-08-16 Data General Corporaton External microcode operation in a multi-level microprocessor
US4439827A (en) * 1981-12-28 1984-03-27 Raytheon Company Dual fetch microsequencer
US5239636A (en) * 1988-09-09 1993-08-24 Advanced Micro Devices, Inc. Buffer memory subsystem for peripheral controllers
JPH04305735A (ja) * 1991-04-02 1992-10-28 Mitsubishi Electric Corp マイクロプログラム制御回路
JP3190945B2 (ja) * 1991-04-08 2001-07-23 三菱電機株式会社 マイクロプログラム制御回路
JPH086796A (ja) * 1994-06-15 1996-01-12 Nec Corp ダウンロード方法、そのネットワークシステム、及びデータファイル更新方法
US10824938B2 (en) 2017-04-24 2020-11-03 Intel Corporation Specialized fixed function hardware for efficient convolution

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3478322A (en) * 1967-05-23 1969-11-11 Ibm Data processor employing electronically changeable control storage
US3828320A (en) * 1972-12-29 1974-08-06 Burroughs Corp Shared memory addressor
US4042972A (en) * 1974-09-25 1977-08-16 Data General Corporation Microprogram data processing technique and apparatus
US4000485A (en) * 1975-06-30 1976-12-28 Honeywell Information Systems, Inc. Data processing system providing locked operation of shared resources
US4044339A (en) * 1975-12-15 1977-08-23 Honeywell Inc. Block oriented random access memory
US4075687A (en) * 1976-03-01 1978-02-21 Raytheon Company Microprogram controlled digital computer
US4045782A (en) * 1976-03-29 1977-08-30 The Warner & Swasey Company Microprogrammed processor system having external memory
US4131941A (en) * 1977-08-10 1978-12-26 Itek Corporation Linked microprogrammed plural processor system
JPS5498125A (en) * 1978-01-20 1979-08-02 Hitachi Ltd Control storage unit of computer

Also Published As

Publication number Publication date
AU532568B2 (en) 1983-10-06
IT7950062A0 (it) 1979-08-20
IT1120522B (it) 1986-03-26
SE444235B (sv) 1986-03-24
JPS5549750A (en) 1980-04-10
US4236210A (en) 1980-11-25
FR2438298B1 (fr) 1987-12-18
GB2032661A (en) 1980-05-08
NL7905916A (nl) 1980-04-08
DE2938929C2 (US06168655-20010102-C00055.png) 1987-03-19
BE878371A (fr) 1979-12-17
JPS6333177B2 (US06168655-20010102-C00055.png) 1988-07-04
DE2938929A1 (de) 1980-04-17
CA1116303A (en) 1982-01-12
SE7904063L (sv) 1980-04-03
BR7903423A (pt) 1980-09-02
AU5103679A (en) 1980-04-17
FR2438298A1 (fr) 1980-04-30

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19941002