DE69030368D1 - Tandem-Cache-Speicher - Google Patents

Tandem-Cache-Speicher

Info

Publication number
DE69030368D1
DE69030368D1 DE69030368T DE69030368T DE69030368D1 DE 69030368 D1 DE69030368 D1 DE 69030368D1 DE 69030368 T DE69030368 T DE 69030368T DE 69030368 T DE69030368 T DE 69030368T DE 69030368 D1 DE69030368 D1 DE 69030368D1
Authority
DE
Germany
Prior art keywords
tandem
cache memory
cache
memory
tandem cache
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
DE69030368T
Other languages
English (en)
Other versions
DE69030368T2 (de
Inventor
Ferruccio Zulian
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.)
Bull HN Information Systems Italia SpA
Bull HN Information Systems Inc
Original Assignee
Bull HN Information Systems Italia SpA
Bull HN Information Systems 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 Bull HN Information Systems Italia SpA, Bull HN Information Systems Inc filed Critical Bull HN Information Systems Italia SpA
Application granted granted Critical
Publication of DE69030368D1 publication Critical patent/DE69030368D1/de
Publication of DE69030368T2 publication Critical patent/DE69030368T2/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
    • 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
    • G06F9/3814—Implementation provisions of instruction buffers, e.g. prefetch buffer; banks
    • 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
    • G06F12/0844—Multiple simultaneous or quasi-simultaneous cache accessing
    • G06F12/0855—Overlapped cache accessing, e.g. pipeline
    • G06F12/0859—Overlapped cache accessing, e.g. pipeline with reload from main memory
    • 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
    • G06F12/0893—Caches characterised by their organisation or structure
    • G06F12/0897—Caches characterised by their organisation or structure with two or more cache hierarchy levels
    • 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
    • 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
    • G06F12/0862—Addressing of a memory level in which the access to the desired data or data block requires associative addressing means, e.g. caches with prefetch

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Software Systems (AREA)
  • Memory System Of A Hierarchy Structure (AREA)
DE69030368T 1990-01-18 1990-11-30 Tandem-Cache-Speicher Expired - Fee Related DE69030368T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT01909190A IT1238313B (it) 1990-01-18 1990-01-18 Memoria tampone in tandem

Publications (2)

Publication Number Publication Date
DE69030368D1 true DE69030368D1 (de) 1997-05-07
DE69030368T2 DE69030368T2 (de) 1997-07-17

Family

ID=11154455

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69030368T Expired - Fee Related DE69030368T2 (de) 1990-01-18 1990-11-30 Tandem-Cache-Speicher

Country Status (3)

Country Link
EP (1) EP0437712B1 (de)
DE (1) DE69030368T2 (de)
IT (1) IT1238313B (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0612013A1 (de) * 1993-01-21 1994-08-24 Advanced Micro Devices, Inc. Kombination von Vorausholungspuffer und Befehlscachespeicher
US5603004A (en) * 1994-02-14 1997-02-11 Hewlett-Packard Company Method for decreasing time penalty resulting from a cache miss in a multi-level cache system
FR2755523B1 (fr) * 1996-11-05 1998-12-04 Bull Sa Circuit electrique pour echanger des donnees entre un microprocesseur et une memoire et calculateur comprenant un tel circuit
GB2401967B (en) * 1999-12-30 2005-01-05 Intel Corp Dual cache system
US6829680B1 (en) 2000-01-05 2004-12-07 Sun Microsystems, Inc. Method for employing a page prefetch cache for database applications
AU2472601A (en) * 2000-01-05 2001-07-16 Sun Microsystems, Inc. A method for employing a page prefetch cache for database applications

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4442488A (en) * 1980-05-05 1984-04-10 Floating Point Systems, Inc. Instruction cache memory system
JPS6154547A (ja) * 1984-08-24 1986-03-18 インタ−ナショナル　ビジネス　マシ−ンズ　コ−ポレ−ション ３レベルの階層メモリを備えたデ−タ処理システム
IT1215539B (it) * 1987-06-03 1990-02-14 Honeywell Inf Systems Memoria tampone trasparente.

Also Published As

Publication number Publication date
DE69030368T2 (de) 1997-07-17
IT1238313B (it) 1993-07-12
IT9019091A1 (it) 1991-07-19
EP0437712B1 (de) 1997-04-02
EP0437712A3 (en) 1991-11-13
EP0437712A2 (de) 1991-07-24

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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