CA1183275A - Memoire a acces a plusieurs multiplets pour instructions et donnees de longueur variable - Google Patents

Memoire a acces a plusieurs multiplets pour instructions et donnees de longueur variable

Info

Publication number
CA1183275A
CA1183275A CA000411468A CA411468A CA1183275A CA 1183275 A CA1183275 A CA 1183275A CA 000411468 A CA000411468 A CA 000411468A CA 411468 A CA411468 A CA 411468A CA 1183275 A CA1183275 A CA 1183275A
Authority
CA
Canada
Prior art keywords
digital words
memory
word locations
byte
bytes
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
CA000411468A
Other languages
English (en)
Inventor
Martin J. Schwartz
H. Frank Howes
Richard J. Edry
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.)
Raytheon Co
Original Assignee
Raytheon Co
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 Raytheon Co filed Critical Raytheon Co
Application granted granted Critical
Publication of CA1183275A publication Critical patent/CA1183275A/fr
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
    • G06F9/30—Arrangements for executing machine instructions, e.g. instruction decode
    • G06F9/38—Concurrent instruction execution, e.g. pipeline or look ahead
    • G06F9/3802—Instruction prefetching
    • G06F9/3816—Instruction alignment, e.g. cache line crossing
    • 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
    • G06F9/30145—Instruction analysis, e.g. decoding, instruction word fields
    • G06F9/30149—Instruction analysis, e.g. decoding, instruction word fields of variable length instructions
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C7/00—Arrangements for writing information into, or reading information out from, a digital store
    • G11C7/10—Input/output [I/O] data interface arrangements, e.g. I/O data control circuits, I/O data buffers
    • G11C7/1006—Data managing, e.g. manipulating data before writing or reading out, data bus switches or control circuits therefor
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C8/00—Arrangements for selecting an address in a digital store
    • G11C8/12—Group selection circuits, e.g. for memory block selection, chip selection, array selection

Landscapes

  • Engineering & Computer Science (AREA)
  • Software Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Executing Machine-Instructions (AREA)
  • Advance Control (AREA)
CA000411468A 1981-10-02 1982-09-15 Memoire a acces a plusieurs multiplets pour instructions et donnees de longueur variable Expired CA1183275A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US30800681A 1981-10-02 1981-10-02
US308,006 1981-10-02

Publications (1)

Publication Number Publication Date
CA1183275A true CA1183275A (fr) 1985-02-26

Family

ID=23192129

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000411468A Expired CA1183275A (fr) 1981-10-02 1982-09-15 Memoire a acces a plusieurs multiplets pour instructions et donnees de longueur variable

Country Status (4)

Country Link
JP (1) JPS5886651A (fr)
CA (1) CA1183275A (fr)
DE (1) DE3236524A1 (fr)
GB (1) GB2108737B (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4507731A (en) * 1982-11-01 1985-03-26 Raytheon Company Bidirectional data byte aligner
JPS60200287A (ja) * 1984-03-24 1985-10-09 株式会社東芝 記憶装置
DE3851675D1 (de) * 1987-08-21 1994-11-03 Heimann Optoelectronics Gmbh Integrierte Schaltung zum Auslesen eines optoelektronischen Bildsensors.
EP0331789A3 (fr) * 1988-02-26 1991-07-24 Siemens Aktiengesellschaft Mémoire pour une installation de calcul qui opère avec une haute précision sur des nombres à virgule flottante ainsi qu'à virgule fixe
JP3597540B2 (ja) * 1995-06-01 2004-12-08 富士通株式会社 並列データプロセッサにおけるアクティブ命令を回転させる方法および装置
EP1569124A1 (fr) * 2004-02-26 2005-08-31 Matsushita Electric Industrial Co., Ltd. Interface de mémoire et traitement des données

Also Published As

Publication number Publication date
GB2108737B (en) 1986-02-12
JPS5886651A (ja) 1983-05-24
GB2108737A (en) 1983-05-18
DE3236524A1 (de) 1983-04-28

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Legal Events

Date Code Title Description
MKEC Expiry (correction)
MKEX Expiry