DE3484286D1 - Verzeichnisspeicher. - Google Patents

Verzeichnisspeicher.

Info

Publication number
DE3484286D1
DE3484286D1 DE8484106536T DE3484286T DE3484286D1 DE 3484286 D1 DE3484286 D1 DE 3484286D1 DE 8484106536 T DE8484106536 T DE 8484106536T DE 3484286 T DE3484286 T DE 3484286T DE 3484286 D1 DE3484286 D1 DE 3484286D1
Authority
DE
Germany
Prior art keywords
directory storage
directory
storage
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
DE8484106536T
Other languages
English (en)
Inventor
John E Andersen
Benedicto U Messina
Joseph A Petrosky
William D Silkman
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.)
International Business Machines Corp
Original Assignee
International Business Machines 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 International Business Machines Corp filed Critical International Business Machines Corp
Application granted granted Critical
Publication of DE3484286D1 publication Critical patent/DE3484286D1/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F12/00—Accessing, addressing or allocating within memory systems or architectures
    • G06F12/02—Addressing or allocation; Relocation
    • G06F12/08—Addressing or allocation; Relocation in hierarchically structured memory systems, e.g. virtual memory systems
    • G06F12/0802—Addressing of a memory level in which the access to the desired data or data block requires associative addressing means, e.g. caches
    • G06F12/0888—Addressing of a memory level in which the access to the desired data or data block requires associative addressing means, e.g. caches using selective caching, e.g. bypass
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
    • G06F16/90—Details of database functions independent of the retrieved data types
    • G06F16/901—Indexing; Data structures therefor; Storage structures
    • G06F16/9017—Indexing; Data structures therefor; Storage structures using directory or table look-up
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F7/00—Methods or arrangements for processing data by operating upon the order or content of the data handled
    • G06F7/02—Comparing digital values

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • Databases & Information Systems (AREA)
  • Computational Mathematics (AREA)
  • Data Mining & Analysis (AREA)
  • Software Systems (AREA)
  • Mathematical Analysis (AREA)
  • Mathematical Optimization (AREA)
  • Pure & Applied Mathematics (AREA)
  • Dram (AREA)
  • Static Random-Access Memory (AREA)
  • Memory System (AREA)
  • Memory System Of A Hierarchy Structure (AREA)
DE8484106536T 1983-06-30 1984-06-08 Verzeichnisspeicher. Expired - Fee Related DE3484286D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/509,674 US4616341A (en) 1983-06-30 1983-06-30 Directory memory system having simultaneous write and comparison data bypass capabilities

Publications (1)

Publication Number Publication Date
DE3484286D1 true DE3484286D1 (de) 1991-04-25

Family

ID=24027632

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8484106536T Expired - Fee Related DE3484286D1 (de) 1983-06-30 1984-06-08 Verzeichnisspeicher.

Country Status (4)

Country Link
US (1) US4616341A (de)
EP (1) EP0130414B1 (de)
JP (1) JPS6010364A (de)
DE (1) DE3484286D1 (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4737933A (en) * 1983-02-22 1988-04-12 Storage Technology Partners CMOS multiport general purpose register
BR8406089A (pt) * 1983-11-30 1985-09-24 Fujitsu Ltd Processo para controlar memoria intermediaria em aparelho de processamento de dados
US4663742A (en) * 1984-10-30 1987-05-05 International Business Machines Corporation Directory memory system having simultaneous write, compare and bypass capabilites
US4766572A (en) * 1984-12-27 1988-08-23 Nec Corporation Semiconductor memory having a bypassable data output latch
JPS6221357A (ja) * 1985-07-22 1987-01-29 Toshiba Corp メモリシステム
US4998221A (en) * 1989-10-31 1991-03-05 International Business Machines Corporation Memory by-pass for write through read operations
EP0446847B1 (de) * 1990-03-12 1998-06-17 Nec Corporation Halbleiterspeicheranordnung mit einem verbesserten Schreibmodus
US5592425A (en) * 1995-12-20 1997-01-07 Intel Corporation Method and apparatus for testing a memory where data is passed through the memory for comparison with data read from the memory
US6377492B1 (en) * 2001-03-19 2002-04-23 Etron Technologies, Inc. Memory architecture for read and write at the same time using a conventional cell

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3471838A (en) * 1965-06-21 1969-10-07 Magnavox Co Simultaneous read and write memory configuration
JPS5020621A (de) * 1973-06-22 1975-03-05
US4020470A (en) * 1975-06-06 1977-04-26 Ibm Corporation Simultaneous addressing of different locations in a storage unit
JPS5245232A (en) * 1975-10-08 1977-04-09 Hitachi Ltd Micro program modification circuit
US4104719A (en) * 1976-05-20 1978-08-01 The United States Of America As Represented By The Secretary Of The Navy Multi-access memory module for data processing systems
US4120048A (en) * 1977-12-27 1978-10-10 Rockwell International Corporation Memory with simultaneous sequential and random address modes
US4171538A (en) * 1978-01-23 1979-10-16 Rockwell International Corporation Elastic store slip circuit apparatus for preventing read and write operations interference
JPS54128634A (en) * 1978-03-30 1979-10-05 Toshiba Corp Cash memory control system
JPS5676865A (en) * 1979-11-27 1981-06-24 Yokogawa Hokushin Electric Corp Microprocessor system
JPS56127261A (en) * 1980-03-12 1981-10-05 Hitachi Ltd Multiprocessor system
US4424561A (en) * 1980-12-31 1984-01-03 Honeywell Information Systems Inc. Odd/even bank structure for a cache memory

Also Published As

Publication number Publication date
EP0130414A2 (de) 1985-01-09
JPH0366696B2 (de) 1991-10-18
JPS6010364A (ja) 1985-01-19
EP0130414B1 (de) 1991-03-20
EP0130414A3 (en) 1989-03-08
US4616341A (en) 1986-10-07

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee