CA1285657C - Dispositif et methode d'execution d'instructions de branchement - Google Patents

Dispositif et methode d'execution d'instructions de branchement

Info

Publication number
CA1285657C
CA1285657C CA000528348A CA528348A CA1285657C CA 1285657 C CA1285657 C CA 1285657C CA 000528348 A CA000528348 A CA 000528348A CA 528348 A CA528348 A CA 528348A CA 1285657 C CA1285657 C CA 1285657C
Authority
CA
Canada
Prior art keywords
sequence
execution
instruction
branch
microinstruction
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
CA000528348A
Other languages
English (en)
Inventor
Douglas W. Clark
Debra Bernstein
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.)
Digital Equipment Corp
Original Assignee
Digital Equipment Corp
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 Digital Equipment Corp filed Critical Digital Equipment Corp
Application granted granted Critical
Publication of CA1285657C publication Critical patent/CA1285657C/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F9/00Arrangements for program control, e.g. control units
    • G06F9/06Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
    • G06F9/30Arrangements for executing machine instructions, e.g. instruction decode
    • G06F9/38Concurrent instruction execution, e.g. pipeline or look ahead
    • G06F9/3836Instruction issuing, e.g. dynamic instruction scheduling or out of order instruction execution
    • G06F9/3842Speculative instruction execution
    • G06F9/3846Speculative instruction execution using static prediction, e.g. branch taken strategy

Landscapes

  • Engineering & Computer Science (AREA)
  • Software Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Advance Control (AREA)
CA000528348A 1986-01-29 1987-01-28 Dispositif et methode d'execution d'instructions de branchement Expired - Fee Related CA1285657C (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US82377686A 1986-01-29 1986-01-29
US823,776 1986-01-29

Publications (1)

Publication Number Publication Date
CA1285657C true CA1285657C (fr) 1991-07-02

Family

ID=25239679

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000528348A Expired - Fee Related CA1285657C (fr) 1986-01-29 1987-01-28 Dispositif et methode d'execution d'instructions de branchement

Country Status (5)

Country Link
EP (1) EP0290465A1 (fr)
JP (1) JPH01500066A (fr)
AU (1) AU7021387A (fr)
CA (1) CA1285657C (fr)
WO (1) WO1987004821A1 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6341932A (ja) * 1985-08-22 1988-02-23 Nec Corp 分岐命令処理装置
JPH01283635A (ja) * 1988-05-11 1989-11-15 Nec Corp バッファ制御回路
SE510295C2 (sv) * 1997-07-21 1999-05-10 Ericsson Telefon Ab L M Metod vid processor för att hantera villkorade hoppinstruktioner samt processor anpassad att verka enligt den angivna metoden

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4200927A (en) * 1978-01-03 1980-04-29 International Business Machines Corporation Multi-instruction stream branch processing mechanism
JPS56140445A (en) * 1980-04-01 1981-11-02 Hitachi Ltd Information processing device
US4373180A (en) * 1980-07-09 1983-02-08 Sperry Corporation Microprogrammed control system capable of pipelining even when executing a conditional branch instruction
JPS57153342A (en) * 1981-03-19 1982-09-21 Mitsubishi Electric Corp Pipeline computer
JPS6049339A (ja) * 1983-08-30 1985-03-18 Dainippon Screen Mfg Co Ltd 複製画像の編集装置
US4742451A (en) * 1984-05-21 1988-05-03 Digital Equipment Corporation Instruction prefetch system for conditional branch instruction for central processor unit

Also Published As

Publication number Publication date
EP0290465A1 (fr) 1988-11-17
AU7021387A (en) 1987-08-25
JPH0350295B2 (fr) 1991-08-01
JPH01500066A (ja) 1989-01-12
WO1987004821A1 (fr) 1987-08-13

Similar Documents

Publication Publication Date Title
EP1003095B1 (fr) Système d'ordinateur à exécuter des instructions de branchement
JP2965884B2 (ja) コンピュータシステムにおいてクロスドメイン通話を検出及び実行するための方法及び装置
KR100816781B1 (ko) 다중 명령어 세트를 사용한 데이터 처리
EP0407911A2 (fr) Dispositif et méthode de traitement en parallèle
EP0459445A2 (fr) Méthode de traitement sur processeur
JPH02162424A (ja) 命令をデコードする方法とその装置
US5133057A (en) Co-processor for control setting an internal flag register operation mode which controlled a main processor execution mode in a multi-processor system
US5095426A (en) Data processing system for effectively handling exceptions during execution of two different types of instructions
CA1285657C (fr) Dispositif et methode d'execution d'instructions de branchement
US7162611B2 (en) Unhandled operation handling in multiple instruction set systems
KR860003552A (ko) 마이크로 프로그램 가능 시스템
US4736289A (en) Microprogram controlled data processing apparatus
JPH07334483A (ja) データ駆動型情報処理装置
US4679138A (en) Microsequencer in a data processing system using stack storage for controlling the sequencing of microroutines
US6907515B2 (en) Configuration control within data processing systems
EP0214184A1 (fr) Dispositifs microprogrammables utilisant une bascule transparente
JPH031231A (ja) マイクロプログラム制御装置
US5497456A (en) Apparatus for transferring information between an interrupt producer and an interrupt service environment
US5928357A (en) Circuitry and method for performing branching without pipeline delay
US4742449A (en) Microsequencer for a data processing system using a unique trap handling technique
CA1171969A (fr) Dispositif de decodage d'instructions pour appareil de traitement de donnees
JPS63228225A (ja) ディジタルコンピュータシステム
CA1099028A (fr) Dispositif a retour de microprogramme simplifie
EP0181462B1 (fr) Commande à microcode d'un microprocesseur à architecture parallèle
US6789186B1 (en) Method and apparatus to reduce penalty of microcode lookup

Legal Events

Date Code Title Description
MKLA Lapsed