FR1599722A - - Google Patents

Info

Publication number
FR1599722A
FR1599722A FR1599722DA FR1599722A FR 1599722 A FR1599722 A FR 1599722A FR 1599722D A FR1599722D A FR 1599722DA FR 1599722 A FR1599722 A FR 1599722A
Authority
FR
France
Prior art keywords
multiplier
mantissa
exponent
adder
count
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
Application number
Other languages
English (en)
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 filed Critical
Application granted granted Critical
Publication of FR1599722A publication Critical patent/FR1599722A/fr
Expired 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
    • G06F9/30003—Arrangements for executing specific machine instructions
    • G06F9/30007—Arrangements for executing specific machine instructions to perform operations on data operands
    • G06F9/3001—Arithmetic instructions
    • G06F9/30014—Arithmetic instructions with variable precision
    • 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
    • G06F9/30101—Special purpose 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
    • G06F9/32—Address formation of the next instruction, e.g. by incrementing the instruction counter
    • G06F9/321—Program or instruction counter, e.g. incrementing

Landscapes

  • Engineering & Computer Science (AREA)
  • Software Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • Computational Mathematics (AREA)
  • Mathematical Analysis (AREA)
  • Mathematical Optimization (AREA)
  • Pure & Applied Mathematics (AREA)
  • Complex Calculations (AREA)
FR1599722D 1967-07-14 1968-07-12 Expired FR1599722A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US65349167A 1967-07-14 1967-07-14

Publications (1)

Publication Number Publication Date
FR1599722A true FR1599722A (fr) 1970-07-20

Family

ID=24621095

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1599722D Expired FR1599722A (fr) 1967-07-14 1968-07-12

Country Status (4)

Country Link
US (1) US3557357A (fr)
DE (1) DE1774554A1 (fr)
FR (1) FR1599722A (fr)
GB (1) GB1230647A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2447061A1 (fr) * 1978-12-11 1980-08-14 Data General Corp Dispositif de traitement de donnees a virgules flottantes operant simultanement sur un exposant et sur une mantisse

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4150434A (en) * 1976-05-08 1979-04-17 Tokyo Shibaura Electric Co., Ltd. Matrix arithmetic apparatus
US4292667A (en) * 1979-06-27 1981-09-29 Burroughs Corporation Microprocessor system facilitating repetition of instructions
US4361658A (en) * 1980-04-03 1982-11-30 Exxon Research And Engineering Co. Process for polymeric gelation

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3037701A (en) * 1956-11-21 1962-06-05 Ibm Floating decimal point arithmetic control means for calculator
US3070304A (en) * 1957-04-12 1962-12-25 Thompson Ramo Wooldridge Inc Arithmetic unit for digital control systems
US3166669A (en) * 1960-06-28 1965-01-19 Ibm Core matrix coded decimal parallel adder utilizing propagated carries
NL276236A (fr) * 1961-03-24
US3372382A (en) * 1965-08-16 1968-03-05 Rca Corp Data processing apparatus

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2447061A1 (fr) * 1978-12-11 1980-08-14 Data General Corp Dispositif de traitement de donnees a virgules flottantes operant simultanement sur un exposant et sur une mantisse

Also Published As

Publication number Publication date
US3557357A (en) 1971-01-19
DE1774554A1 (de) 1972-01-20
GB1230647A (fr) 1971-05-05

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