GB2382677B - Data access in a processor - Google Patents

Data access in a processor

Info

Publication number
GB2382677B
GB2382677B GB0126142A GB0126142A GB2382677B GB 2382677 B GB2382677 B GB 2382677B GB 0126142 A GB0126142 A GB 0126142A GB 0126142 A GB0126142 A GB 0126142A GB 2382677 B GB2382677 B GB 2382677B
Authority
GB
United Kingdom
Prior art keywords
processor
data access
access
data
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
GB0126142A
Other versions
GB0126142D0 (en
GB2382677A (en
Inventor
Stephen Barlow
Neil Bailey
Timothy Ramsdale
David Plowman
Robert Swann
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.)
Broadcom Europe Ltd
Original Assignee
Alphamosaic Ltd
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 Alphamosaic Ltd filed Critical Alphamosaic Ltd
Priority to GB0126142A priority Critical patent/GB2382677B/en
Publication of GB0126142D0 publication Critical patent/GB0126142D0/en
Publication of GB2382677A publication Critical patent/GB2382677A/en
Application granted granted Critical
Publication of GB2382677B publication Critical patent/GB2382677B/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
    • 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, look ahead
    • G06F9/3885—Concurrent instruction execution, e.g. pipeline, look ahead using a plurality of independent parallel functional units
    • 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
    • G06F9/30003—Arrangements for executing specific machine instructions
    • G06F9/30007—Arrangements for executing specific machine instructions to perform operations on data operands
    • G06F9/30036—Instructions to perform operations on packed data, e.g. vector, tile or matrix operations
    • 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
    • G06F9/30098—Register arrangements
    • 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
    • G06F9/30098—Register arrangements
    • G06F9/3012—Organisation of register space, e.g. banked or distributed register file
    • G06F9/3013—Organisation of register space, e.g. banked or distributed register file according to data content, e.g. floating-point registers, address registers
    • 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
    • G06F9/30098—Register arrangements
    • G06F9/30141—Implementation provisions of register files, e.g. ports
    • 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
    • G06F9/34—Addressing or accessing the instruction operand or the result ; Formation of operand address; Addressing modes
    • G06F9/345—Addressing or accessing the instruction operand or the result ; Formation of operand address; Addressing modes of multiple operands or results

Landscapes

  • Engineering & Computer Science (AREA)
  • Software Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Complex Calculations (AREA)
GB0126142A 2001-10-31 2001-10-31 Data access in a processor Expired - Fee Related GB2382677B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB0126142A GB2382677B (en) 2001-10-31 2001-10-31 Data access in a processor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0126142A GB2382677B (en) 2001-10-31 2001-10-31 Data access in a processor

Publications (3)

Publication Number Publication Date
GB0126142D0 GB0126142D0 (en) 2002-01-02
GB2382677A GB2382677A (en) 2003-06-04
GB2382677B true GB2382677B (en) 2005-09-07

Family

ID=9924880

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0126142A Expired - Fee Related GB2382677B (en) 2001-10-31 2001-10-31 Data access in a processor

Country Status (1)

Country Link
GB (1) GB2382677B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3985797B2 (en) * 2004-04-16 2007-10-03 ソニー株式会社 Processor
WO2008007038A1 (en) * 2006-07-11 2008-01-17 Arm Limited Data dependency scoreboarding

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0241078A1 (en) * 1986-04-03 1987-10-14 Koninklijke Philips Electronics N.V. Memory comprising simultaneously addressable memory elements
US5404448A (en) * 1992-08-12 1995-04-04 International Business Machines Corporation Multi-pixel access memory system
US5696947A (en) * 1995-11-20 1997-12-09 International Business Machines Corporation Two dimensional frame buffer memory interface system and method of operation thereof
US6172687B1 (en) * 1997-04-01 2001-01-09 Sega Enterprises, Ltd. Memory device and video image processing apparatus using the same

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0241078A1 (en) * 1986-04-03 1987-10-14 Koninklijke Philips Electronics N.V. Memory comprising simultaneously addressable memory elements
US5404448A (en) * 1992-08-12 1995-04-04 International Business Machines Corporation Multi-pixel access memory system
US5696947A (en) * 1995-11-20 1997-12-09 International Business Machines Corporation Two dimensional frame buffer memory interface system and method of operation thereof
US6172687B1 (en) * 1997-04-01 2001-01-09 Sega Enterprises, Ltd. Memory device and video image processing apparatus using the same

Also Published As

Publication number Publication date
GB0126142D0 (en) 2002-01-02
GB2382677A (en) 2003-06-04

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)

Free format text: REGISTERED BETWEEN 20190222 AND 20190227

PCNP Patent ceased through non-payment of renewal fee

Effective date: 20201031