JPS6321216B2 - - Google Patents

Info

Publication number
JPS6321216B2
JPS6321216B2 JP53143493A JP14349378A JPS6321216B2 JP S6321216 B2 JPS6321216 B2 JP S6321216B2 JP 53143493 A JP53143493 A JP 53143493A JP 14349378 A JP14349378 A JP 14349378A JP S6321216 B2 JPS6321216 B2 JP S6321216B2
Authority
JP
Japan
Prior art keywords
control
register
bit
instruction
switch
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
JP53143493A
Other languages
English (en)
Japanese (ja)
Other versions
JPS54109349A (en
Inventor
Ii Uiruhaito Jon
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.)
HANEIUERU INFUOOMEISHON SHISUTEMUSU Inc
Original Assignee
HANEIUERU INFUOOMEISHON SHISUTEMUSU 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 HANEIUERU INFUOOMEISHON SHISUTEMUSU Inc filed Critical HANEIUERU INFUOOMEISHON SHISUTEMUSU Inc
Publication of JPS54109349A publication Critical patent/JPS54109349A/ja
Publication of JPS6321216B2 publication Critical patent/JPS6321216B2/ja
Granted legal-status Critical Current

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
    • G06F9/22—Microcontrol or microprogram arrangements
    • G06F9/223—Execution means for microinstructions irrespective of the microinstruction function, e.g. decoding of microinstructions and nanoinstructions; timing of microinstructions; programmable logic arrays; delays and fan-out problems
    • 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
    • G06F9/38—Concurrent instruction execution, e.g. pipeline or look ahead
    • G06F9/3861—Recovery, e.g. branch miss-prediction, exception handling

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)
  • Advance Control (AREA)
JP14349378A 1977-11-22 1978-11-22 Microprogrammed data processor including multiple function secondary control storage Granted JPS54109349A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/853,945 US4156279A (en) 1977-11-22 1977-11-22 Microprogrammed data processing unit including a multifunction secondary control store

Publications (2)

Publication Number Publication Date
JPS54109349A JPS54109349A (en) 1979-08-27
JPS6321216B2 true JPS6321216B2 (enExample) 1988-05-06

Family

ID=25317306

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14349378A Granted JPS54109349A (en) 1977-11-22 1978-11-22 Microprogrammed data processor including multiple function secondary control storage

Country Status (4)

Country Link
US (1) US4156279A (enExample)
JP (1) JPS54109349A (enExample)
AU (1) AU518369B2 (enExample)
CA (1) CA1120596A (enExample)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2747304C3 (de) * 1977-10-21 1981-03-26 IBM Deutschland GmbH, 70569 Stuttgart Einrichtung zur Mikrobefehlssteuerung
US4325121A (en) * 1978-11-17 1982-04-13 Motorola, Inc. Two-level control store for microprogrammed data processor
US4307445A (en) * 1978-11-17 1981-12-22 Motorola, Inc. Microprogrammed control apparatus having a two-level control store for data processor
US4312034A (en) * 1979-05-21 1982-01-19 Motorola, Inc. ALU and Condition code control unit for data processor
US4459666A (en) * 1979-09-24 1984-07-10 Control Data Corporation Plural microcode control memory
JPS5748139A (en) * 1980-09-04 1982-03-19 Nec Corp Microprogram control device
US4390946A (en) * 1980-10-20 1983-06-28 Control Data Corporation Lookahead addressing in a pipeline computer control store with separate memory segments for single and multiple microcode instruction sequences
JPS5785147A (en) * 1980-11-18 1982-05-27 Fujitsu Ltd Microprogram control device
US4481570A (en) * 1981-08-07 1984-11-06 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Automatic multi-banking of memory for microprocessors
US4516203A (en) * 1981-09-11 1985-05-07 Data General Corporation Improved apparatus for encaching data whose value does not change during execution of an instruction sequence
US4928223A (en) * 1982-10-06 1990-05-22 Fairchild Semiconductor Corporation Floating point microprocessor with directable two level microinstructions
DE3241376A1 (de) * 1982-11-09 1984-05-10 Siemens AG, 1000 Berlin und 8000 München Dma-steuereinrichtung zur uebertragung von daten zwischen einem datensender und einem datenempfaenger
JPS5990166A (ja) * 1982-11-15 1984-05-24 Toshiba Corp 制御デ−タ処理装置
JPS61110256A (ja) * 1984-11-02 1986-05-28 Hitachi Ltd 複数の演算部を有するプロセツサ
US4852045A (en) * 1986-05-06 1989-07-25 Hayes Microcomputer Products, Inc. Message buffer with improved escape sequence and automatic document marking
US5097407A (en) * 1986-08-08 1992-03-17 Integrated Inference Machines Artificial intelligence processor
US5018098A (en) * 1987-05-07 1991-05-21 Fujitsu Limited Data transfer controlling apparatus for direct memory access
US5117487A (en) * 1988-08-26 1992-05-26 Kabushiki Kaisha Toshiba Method for accessing microprocessor and microinstruction control type microprocessor including pointer register
EP0715251B1 (en) * 1994-11-29 2000-07-26 International Business Machines Corporation One cycle processor for real time processing
US5898104A (en) * 1997-06-24 1999-04-27 Brown & Williamson Tobacco Corp. Feed assembly for pack seal tester
US6732259B1 (en) 1999-07-30 2004-05-04 Mips Technologies, Inc. Processor having a conditional branch extension of an instruction set architecture
US7346643B1 (en) * 1999-07-30 2008-03-18 Mips Technologies, Inc. Processor with improved accuracy for multiply-add operations
US6697832B1 (en) 1999-07-30 2004-02-24 Mips Technologies, Inc. Floating-point processor with improved intermediate result handling
US6912559B1 (en) 1999-07-30 2005-06-28 Mips Technologies, Inc. System and method for improving the accuracy of reciprocal square root operations performed by a floating-point unit
US6714197B1 (en) 1999-07-30 2004-03-30 Mips Technologies, Inc. Processor having an arithmetic extension of an instruction set architecture
US6631392B1 (en) 1999-07-30 2003-10-07 Mips Technologies, Inc. Method and apparatus for predicting floating-point exceptions
US6996596B1 (en) 2000-05-23 2006-02-07 Mips Technologies, Inc. Floating-point processor with operating mode having improved accuracy and high performance

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3766532A (en) * 1972-04-28 1973-10-16 Nanodata Corp Data processing system having two levels of program control
US3800293A (en) * 1972-12-26 1974-03-26 Ibm Microprogram control subsystem
IT995721B (it) * 1973-10-10 1975-11-20 Honeywell Inf Systems Italia Apparato per l interpretazione di codici di funzione in calcolatori microprogrammati e per l indirizza mento indipendente di fasi inter pretative ed esecutive di micro programma
US4042972A (en) * 1974-09-25 1977-08-16 Data General Corporation Microprogram data processing technique and apparatus
US4041461A (en) * 1975-07-25 1977-08-09 International Business Machines Corporation Signal analyzer system
US4070703A (en) * 1976-09-27 1978-01-24 Honeywell Information Systems Inc. Control store organization in a microprogrammed data processing system

Also Published As

Publication number Publication date
CA1120596A (en) 1982-03-23
AU4173078A (en) 1979-05-31
US4156279A (en) 1979-05-22
AU518369B2 (en) 1981-09-24
JPS54109349A (en) 1979-08-27

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