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JPS55501075A - - Google Patents

Info

Publication number
JPS55501075A
JPS55501075A JP50030579A JP50030579A JPS55501075A JP S55501075 A JPS55501075 A JP S55501075A JP 50030579 A JP50030579 A JP 50030579A JP 50030579 A JP50030579 A JP 50030579A JP S55501075 A JPS55501075 A JP S55501075A
Authority
JP
Japan
Prior art keywords
code
oer
instruction
cpu
processor operations
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.)
Pending
Application number
JP50030579A
Other languages
English (en)
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 filed Critical
Publication of JPS55501075A publication Critical patent/JPS55501075A/ja
Pending 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
    • G06F9/30181—Instruction operation extension or modification
    • 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

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)
  • Cosmetics (AREA)
JP50030579A 1978-12-29 1979-12-06 Pending JPS55501075A (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/974,426 US4293907A (en) 1978-12-29 1978-12-29 Data processing apparatus having op-code extension register

Publications (1)

Publication Number Publication Date
JPS55501075A true JPS55501075A (ja) 1980-12-04

Family

ID=25522024

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50030579A Pending JPS55501075A (ja) 1978-12-29 1979-12-06

Country Status (13)

Country Link
US (1) US4293907A (ja)
JP (1) JPS55501075A (ja)
AU (1) AU542875B2 (ja)
BE (1) BE880888A (ja)
CA (1) CA1123959A (ja)
CH (1) CH650600A5 (ja)
ES (1) ES487294A1 (ja)
FR (1) FR2445555B1 (ja)
GB (1) GB2050659B (ja)
IT (1) IT1127771B (ja)
NL (1) NL7920197A (ja)
SE (1) SE424114B (ja)
WO (1) WO1980001423A1 (ja)

Families Citing this family (35)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0232797B1 (en) * 1980-11-24 1991-12-11 Texas Instruments Incorporated Pseudo-microprogramming in microprocessor with compressed control rom and with strip layout of busses, alu and registers
US4519028A (en) * 1981-02-17 1985-05-21 Digital Equipment Corporation CPU with multi-stage mode register for defining CPU operating environment including charging its communications protocol
US4577282A (en) * 1982-02-22 1986-03-18 Texas Instruments Incorporated Microcomputer system for digital signal processing
US4519031A (en) * 1982-02-22 1985-05-21 Texas Instruments Incorporated Microcomputer with accumulator saturation upon overflow
US4488219A (en) * 1982-03-18 1984-12-11 International Business Machines Corporation Extended control word decoding
US4893235A (en) * 1983-10-03 1990-01-09 Digital Equipment Corporation Central processing unit for a digital computer
US4586130A (en) * 1983-10-03 1986-04-29 Digital Equipment Corporation Central processing unit for a digital computer
US4812971A (en) * 1983-10-03 1989-03-14 Digital Equipment Corporation Central processing unit for a digital computer
DE3500377A1 (de) * 1984-01-16 1985-07-25 N.V. Philips' Gloeilampenfabrieken, Eindhoven Verfahren zur bearbeitung maschinencodierter befehlswoerter und datenprozessor durch durchfuehrung des verfahrens
EP0173383B1 (fr) * 1984-08-14 1990-04-18 Telecommunications Radioelectriques Et Telephoniques T.R.T. Processeur pour effectuer suivant différents modes le traitement de données et dispositif de multiplication convenant pour un tel processeur
FR2569285B1 (fr) * 1984-08-14 1989-02-03 Trt Telecom Radio Electr Processeur pour effectuer suivant differents modes le traitement de donnees et dispositif de multiplication convenant pour un tel processeur
JP2565495B2 (ja) * 1986-08-27 1996-12-18 株式会社日立製作所 デ−タ処理システム
US5218712A (en) * 1987-07-01 1993-06-08 Digital Equipment Corporation Providing a data processor with a user-mode accessible mode of operations in which the processor performs processing operations without interruption
JP2845433B2 (ja) * 1987-09-07 1999-01-13 日本電気株式会社 集積回路装置
NL8800071A (nl) * 1988-01-13 1989-08-01 Philips Nv Dataprocessorsysteem en videoprocessorsysteem, voorzien van een dergelijk dataprocessorsysteem.
JPH01297764A (ja) * 1988-05-25 1989-11-30 Nec Corp プロセッサ
US5280620A (en) * 1988-12-16 1994-01-18 U.S. Philips Corporation Coupling network for a data processor, including a series connection of a cross-bar switch and an array of silos
US5249273A (en) * 1989-01-17 1993-09-28 Fujitsu Limited Microprocessor having a variable length instruction format
EP0429733B1 (en) * 1989-11-17 1999-04-28 Texas Instruments Incorporated Multiprocessor with crossbar between processors and memories
US5446865A (en) * 1990-03-13 1995-08-29 At&T Corp. Processor adapted for sharing memory with more than one type of processor
DE69327504T2 (de) * 1992-10-19 2000-08-10 Koninklijke Philips Electronics N.V., Eindhoven Datenprozessor mit Operationseinheiten, die gemeinsam Gruppen von Registerspeichern benutzen
US5848289A (en) * 1992-11-27 1998-12-08 Motorola, Inc. Extensible central processing unit
JPH07281890A (ja) * 1994-04-06 1995-10-27 Mitsubishi Electric Corp 命令セット及びそのマイクロコンピュータによる実行方法
US5890222A (en) * 1995-01-04 1999-03-30 International Business Machines Corporation Method and system for addressing registers in a data processing unit in an indirect addressing mode
FR2731094B1 (fr) * 1995-02-23 1997-04-30 Dufal Frederic Procede et dispositif de commande simultanee des etats de controle des unites d'execution d'un processeur programmable
FR2731095B1 (fr) * 1995-02-23 1997-04-30 Dufal Frederic Procede et dispositif de commande simultanee des etats de controle des unites d'execution d'un processeur programmable a architecture du type pipeline, notamment un processeur de traitement d'images
US6298002B1 (en) * 1999-12-14 2001-10-02 Intel Corporation Memory structures having selectively disabled portions for power conservation
AU2001249122A1 (en) * 2000-03-08 2001-09-17 Sun Microsystems, Inc. Processing architecture having field swapping capability
US7124160B2 (en) 2000-03-08 2006-10-17 Sun Microsystems, Inc. Processing architecture having parallel arithmetic capability
US7028170B2 (en) 2000-03-08 2006-04-11 Sun Microsystems, Inc. Processing architecture having a compare capability
AU2001245519A1 (en) 2000-03-08 2001-09-17 Sun Microsystems, Inc. Processing architecture having an array bounds check capability
FR2867874A1 (fr) * 2004-03-22 2005-09-23 St Microelectronics Sa Dispositif et procede de gestion d'un jeu d'instructions d'un microprocesseur
JP5217431B2 (ja) * 2007-12-28 2013-06-19 富士通株式会社 演算処理装置及び演算処理装置の制御方法
US12271737B2 (en) * 2019-01-31 2025-04-08 Marvell Asia Pte, Ltd. Pair merge execution units for microinstructions
GB2589334B (en) 2019-11-26 2022-01-05 Advanced Risc Mach Ltd Register-provided-opcode instruction

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL290823A (ja) * 1962-03-29
US3292151A (en) * 1962-06-04 1966-12-13 Ibm Memory expansion
US3331056A (en) * 1964-07-15 1967-07-11 Honeywell Inc Variable width addressing arrangement
US3593312A (en) * 1969-11-14 1971-07-13 Burroughs Corp Data processor having operand tags to identify as single or double precision
US3764988A (en) * 1971-03-01 1973-10-09 Hitachi Ltd Instruction processing device using advanced control system
US3781823A (en) * 1972-07-28 1973-12-25 Bell Telephone Labor Inc Computer control unit capable of dynamically reinterpreting instructions
JPS5171648A (ja) * 1974-12-18 1976-06-21 Panafacom Ltd
JPS5245232A (en) * 1975-10-08 1977-04-09 Hitachi Ltd Micro program modification circuit
US4021655A (en) * 1976-03-30 1977-05-03 International Business Machines Corporation Oversized data detection hardware for data processors which store data at variable length destinations
US4117536A (en) * 1976-12-27 1978-09-26 International Business Machines Corporation Instruction processing control apparatus
US4161784A (en) * 1978-01-05 1979-07-17 Honeywell Information Systems, Inc. Microprogrammable floating point arithmetic unit capable of performing arithmetic operations on long and short operands

Also Published As

Publication number Publication date
FR2445555A1 (fr) 1980-07-25
US4293907A (en) 1981-10-06
IT1127771B (it) 1986-05-21
SE8005989L (sv) 1980-08-27
BE880888A (fr) 1980-04-16
CA1123959A (en) 1982-05-18
ES487294A1 (es) 1980-08-01
IT7928442A0 (it) 1979-12-28
WO1980001423A1 (en) 1980-07-10
AU542875B2 (en) 1985-03-21
GB2050659B (en) 1983-05-18
AU5406479A (en) 1980-07-10
SE424114B (sv) 1982-06-28
NL7920197A (nl) 1980-11-28
FR2445555B1 (fr) 1986-07-18
GB2050659A (en) 1981-01-07
CH650600A5 (de) 1985-07-31

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