GB2412987B - A programmable microprocessor cache index hashing function - Google Patents

A programmable microprocessor cache index hashing function

Info

Publication number
GB2412987B
GB2412987B GB0512314A GB0512314A GB2412987B GB 2412987 B GB2412987 B GB 2412987B GB 0512314 A GB0512314 A GB 0512314A GB 0512314 A GB0512314 A GB 0512314A GB 2412987 B GB2412987 B GB 2412987B
Authority
GB
United Kingdom
Prior art keywords
hashing function
programmable microprocessor
cache index
microprocessor cache
index hashing
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
GB0512314A
Other versions
GB2412987A (en
GB0512314D0 (en
Inventor
Paul J Moyer
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.)
HP Inc
Original Assignee
Hewlett Packard 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
Priority claimed from US10/123,755 external-priority patent/US6804768B2/en
Application filed by Hewlett Packard Co filed Critical Hewlett Packard Co
Publication of GB0512314D0 publication Critical patent/GB0512314D0/en
Publication of GB2412987A publication Critical patent/GB2412987A/en
Application granted granted Critical
Publication of GB2412987B publication Critical patent/GB2412987B/en
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
    • G06F12/0864—Addressing of a memory level in which the access to the desired data or data block requires associative addressing means, e.g. caches using pseudo-associative means, e.g. set-associative or hashing
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F2212/00—Indexing scheme relating to accessing, addressing or allocation within memory systems or architectures
    • G06F2212/60—Details of cache memory
    • G06F2212/601—Reconfiguration of cache memory

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Information Retrieval, Db Structures And Fs Structures Therefor (AREA)
GB0512314A 2002-04-15 2003-04-03 A programmable microprocessor cache index hashing function Expired - Fee Related GB2412987B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10/123,755 US6804768B2 (en) 2002-04-15 2002-04-15 Programmable microprocessor cache index hashing function
GB0307750A GB2389933B (en) 2002-04-15 2003-04-03 A programmable microprocessor cache index hashing function

Publications (3)

Publication Number Publication Date
GB0512314D0 GB0512314D0 (en) 2005-07-27
GB2412987A GB2412987A (en) 2005-10-12
GB2412987B true GB2412987B (en) 2005-12-21

Family

ID=35057130

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0512314A Expired - Fee Related GB2412987B (en) 2002-04-15 2003-04-03 A programmable microprocessor cache index hashing function

Country Status (1)

Country Link
GB (1) GB2412987B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8819348B2 (en) 2006-07-12 2014-08-26 Hewlett-Packard Development Company, L.P. Address masking between users
FR2985825B1 (en) * 2012-01-13 2014-12-05 Commissariat Energie Atomique SYSTEM AND METHOD FOR CORRESPONDENCE MANAGEMENT BETWEEN A CACHE MEMORY AND A MAIN MEMORY
ES2546072T3 (en) * 2012-09-14 2015-09-18 Barcelona Supercomputing Center-Centro Nacional De Supercomputación Device to control access to a cache structure

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2240413A (en) * 1990-01-25 1991-07-31 Int Computers Ltd Hashing of data
US20020032551A1 (en) * 2000-08-07 2002-03-14 Jabari Zakiya Systems and methods for implementing hash algorithms

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2240413A (en) * 1990-01-25 1991-07-31 Int Computers Ltd Hashing of data
US20020032551A1 (en) * 2000-08-07 2002-03-14 Jabari Zakiya Systems and methods for implementing hash algorithms

Also Published As

Publication number Publication date
GB2412987A (en) 2005-10-12
GB0512314D0 (en) 2005-07-27

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20090403