FR2974918B1 - Coprocesseur apte a cooperer avec un microprocesseur. - Google Patents

Coprocesseur apte a cooperer avec un microprocesseur.

Info

Publication number
FR2974918B1
FR2974918B1 FR1153867A FR1153867A FR2974918B1 FR 2974918 B1 FR2974918 B1 FR 2974918B1 FR 1153867 A FR1153867 A FR 1153867A FR 1153867 A FR1153867 A FR 1153867A FR 2974918 B1 FR2974918 B1 FR 2974918B1
Authority
FR
France
Prior art keywords
coprocessor
cooperate
microprocessor
called
mode
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.)
Active
Application number
FR1153867A
Other languages
English (en)
Other versions
FR2974918A1 (fr
Inventor
David Nacchache
Pavel Polechtchouk
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.)
Banks and Acquirers International Holding SAS
Original Assignee
Compagnie Industrielle et Financiere dIngenierie Ingenico SA
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 Compagnie Industrielle et Financiere dIngenierie Ingenico SA filed Critical Compagnie Industrielle et Financiere dIngenierie Ingenico SA
Priority to FR1153867A priority Critical patent/FR2974918B1/fr
Publication of FR2974918A1 publication Critical patent/FR2974918A1/fr
Application granted granted Critical
Publication of FR2974918B1 publication Critical patent/FR2974918B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • G06F9/30003—Arrangements for executing specific machine instructions
    • G06F9/30007—Arrangements for executing specific machine instructions to perform operations on data operands
    • G06F9/30032—Movement instructions, e.g. MOVE, SHIFT, ROTATE, SHUFFLE
    • 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
    • G06F9/30018—Bit or string instructions

Landscapes

  • Engineering & Computer Science (AREA)
  • Software Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Executing Machine-Instructions (AREA)
  • Microcomputers (AREA)

Abstract

Selon l'invention, un tel circuit met en œuvre une commande de basculement, dite « SLICE », assurant un basculement d'un premier mode, dit mode de fonctionnement binaire, à un second mode, dit mode de fonctionnement par tranche, dans lequel on dispose d'au moins un mot intermédiaire d'indice i constitué par le i-ème bit de chacun desdits mots de données, et comprend des moyens de restitution dudit mot intermédiaire d'indice i.
FR1153867A 2011-05-05 2011-05-05 Coprocesseur apte a cooperer avec un microprocesseur. Active FR2974918B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR1153867A FR2974918B1 (fr) 2011-05-05 2011-05-05 Coprocesseur apte a cooperer avec un microprocesseur.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1153867A FR2974918B1 (fr) 2011-05-05 2011-05-05 Coprocesseur apte a cooperer avec un microprocesseur.

Publications (2)

Publication Number Publication Date
FR2974918A1 FR2974918A1 (fr) 2012-11-09
FR2974918B1 true FR2974918B1 (fr) 2013-11-29

Family

ID=45001847

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1153867A Active FR2974918B1 (fr) 2011-05-05 2011-05-05 Coprocesseur apte a cooperer avec un microprocesseur.

Country Status (1)

Country Link
FR (1) FR2974918B1 (fr)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2393278B (en) * 2002-09-17 2006-08-09 Micron Europe Ltd Method for manipulating data in a group of processing elements to transpose the data
US20080082798A1 (en) * 2006-09-29 2008-04-03 3Dlabs Inc. Ltd., Flexible Microprocessor Register File

Also Published As

Publication number Publication date
FR2974918A1 (fr) 2012-11-09

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