DE3177206D1 - Divisionssystem. - Google Patents

Divisionssystem.

Info

Publication number
DE3177206D1
DE3177206D1 DE8181306019T DE3177206T DE3177206D1 DE 3177206 D1 DE3177206 D1 DE 3177206D1 DE 8181306019 T DE8181306019 T DE 8181306019T DE 3177206 T DE3177206 T DE 3177206T DE 3177206 D1 DE3177206 D1 DE 3177206D1
Authority
DE
Germany
Prior art keywords
division system
division
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 - Lifetime
Application number
DE8181306019T
Other languages
English (en)
Inventor
Steven A Tague
Virendra S Negi
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
Honeywell Information Systems Italia SpA
Honeywell 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 Honeywell Information Systems Italia SpA, Honeywell Information Systems Inc filed Critical Honeywell Information Systems Italia SpA
Application granted granted Critical
Publication of DE3177206D1 publication Critical patent/DE3177206D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F7/00—Methods or arrangements for processing data by operating upon the order or content of the data handled
    • G06F7/38—Methods or arrangements for performing computations using exclusively denominational number representation, e.g. using binary, ternary, decimal representation
    • G06F7/48—Methods or arrangements for performing computations using exclusively denominational number representation, e.g. using binary, ternary, decimal representation using non-contact-making devices, e.g. tube, solid state device; using unspecified devices
    • G06F7/491—Computations with decimal numbers radix 12 or 20.
    • G06F7/4915—Multiplying; Dividing
    • G06F7/4917—Dividing

Landscapes

  • Engineering & Computer Science (AREA)
  • Computing Systems (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Computational Mathematics (AREA)
  • Mathematical Analysis (AREA)
  • Mathematical Optimization (AREA)
  • Pure & Applied Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • Complex Calculations (AREA)
DE8181306019T 1980-12-24 1981-12-22 Divisionssystem. Expired - Lifetime DE3177206D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/219,638 US4384341A (en) 1980-12-24 1980-12-24 Data processor having carry apparatus supporting a decimal divide operation

Publications (1)

Publication Number Publication Date
DE3177206D1 true DE3177206D1 (de) 1990-09-20

Family

ID=22820107

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8181306019T Expired - Lifetime DE3177206D1 (de) 1980-12-24 1981-12-22 Divisionssystem.

Country Status (6)

Country Link
US (1) US4384341A (de)
EP (1) EP0056525B1 (de)
JP (1) JPS57172447A (de)
AU (1) AU554993B2 (de)
CA (1) CA1170372A (de)
DE (1) DE3177206D1 (de)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4503512A (en) * 1982-02-22 1985-03-05 Amdahl Corporation Cellular division circuit
US4589087A (en) * 1983-06-30 1986-05-13 International Business Machines Corporation Condition register architecture for a primitive instruction set machine
US4608659A (en) * 1983-09-30 1986-08-26 Honeywell Information Systems Inc. Arithmetic logic unit with outputs indicating invalid computation results caused by invalid operands
US4638450A (en) * 1983-09-30 1987-01-20 Honeywell Information Systems Inc. Equal nine apparatus for supporting absolute value subtracts on decimal operands of unequal length
US4672360A (en) * 1983-09-30 1987-06-09 Honeywell Information Systems Inc. Apparatus and method for converting a number in binary format to a decimal format
US4604695A (en) * 1983-09-30 1986-08-05 Honeywell Information Systems Inc. Nibble and word addressable memory arrangement
US4615016A (en) * 1983-09-30 1986-09-30 Honeywell Information Systems Inc. Apparatus for performing simplified decimal multiplication by stripping leading zeroes
US4604722A (en) * 1983-09-30 1986-08-05 Honeywell Information Systems Inc. Decimal arithmetic logic unit for doubling or complementing decimal operand
US4942547A (en) * 1985-04-11 1990-07-17 Honeywell Bull, Inc. Multiprocessors on a single semiconductor chip
US4799181A (en) * 1986-09-30 1989-01-17 Honeywell Bull Inc. BCD arithmetic using binary arithmetic and logical operations
US5016210A (en) * 1989-11-15 1991-05-14 United Technologies Corporation Binary division of signed operands
DE4215563A1 (de) * 1992-05-12 1993-11-18 Trw Repa Gmbh Schloß für Fahrzeug-Sicherheitsgurtsysteme
US6173305B1 (en) 1993-11-30 2001-01-09 Texas Instruments Incorporated Division by iteration employing subtraction and conditional source selection of a prior difference or a left shifted remainder
US5644524A (en) * 1993-11-30 1997-07-01 Texas Instruments Incorporated Iterative division apparatus, system and method employing left most one's detection and left most one's detection with exclusive or
US5442581A (en) * 1993-11-30 1995-08-15 Texas Instruments Incorporated Iterative division apparatus, system and method forming plural quotient bits per iteration
US6067617A (en) * 1998-04-07 2000-05-23 International Business Machines Corporation Specialized millicode instructions for packed decimal division
US7197526B1 (en) * 1999-05-28 2007-03-27 Lucent Technologies Inc. Method and apparatus for calculating the remainder of a modulo division
US7149767B2 (en) * 2003-05-12 2006-12-12 International Business Machines Corporation Method and system for determining quotient digits for decimal division in a superscaler processor

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL102606C (de) * 1951-10-04
US2924383A (en) * 1953-12-11 1960-02-09 Weiss Eric Circuitry for multiplication and division
US2932450A (en) * 1954-09-17 1960-04-12 Int Computers & Tabulators Ltd Electronic calculating apparatus
US3239654A (en) * 1961-02-08 1966-03-08 Ibm Dividing computer
US3591786A (en) * 1967-01-13 1971-07-06 Ibm Predicted iteration in decimal division
DE1549461B2 (de) * 1967-03-02 1974-03-07 Ibm Deutschland Gmbh, 7000 Stuttgart Divisionseinrichtung
NL7101257A (de) * 1971-01-30 1972-08-01
JPS5551219A (en) * 1978-10-11 1980-04-14 Isamu Saito Smokeless refuse incinerator

Also Published As

Publication number Publication date
AU7884781A (en) 1982-07-01
EP0056525A1 (de) 1982-07-28
EP0056525B1 (de) 1989-10-18
AU554993B2 (en) 1986-09-11
JPS57172447A (en) 1982-10-23
US4384341A (en) 1983-05-17
CA1170372A (en) 1984-07-03

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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