CA1153074A - Shift system - Google Patents

Shift system

Info

Publication number
CA1153074A
CA1153074A CA000359000A CA359000A CA1153074A CA 1153074 A CA1153074 A CA 1153074A CA 000359000 A CA000359000 A CA 000359000A CA 359000 A CA359000 A CA 359000A CA 1153074 A CA1153074 A CA 1153074A
Authority
CA
Canada
Prior art keywords
shift
data
bits
output
shifted
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
CA000359000A
Other languages
English (en)
French (fr)
Inventor
Kohichi Ueda
Akira Miyata
Shigemi Kamimoto
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.)
Fujitsu Ltd
Original Assignee
Fujitsu 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 Fujitsu Ltd filed Critical Fujitsu Ltd
Application granted granted Critical
Publication of CA1153074A publication Critical patent/CA1153074A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F5/00—Methods or arrangements for data conversion without changing the order or content of the data handled
    • G06F5/01—Methods or arrangements for data conversion without changing the order or content of the data handled for shifting, e.g. justifying, scaling, normalising
    • G06F5/015—Methods or arrangements for data conversion without changing the order or content of the data handled for shifting, e.g. justifying, scaling, normalising having at least two separately controlled shifting levels, e.g. using shifting matrices

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Executing Machine-Instructions (AREA)
CA000359000A 1979-08-31 1980-08-26 Shift system Expired CA1153074A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP11124979A JPS5636741A (en) 1979-08-31 1979-08-31 Shift system
JP111249/1979 1979-08-31

Publications (1)

Publication Number Publication Date
CA1153074A true CA1153074A (en) 1983-08-30

Family

ID=14556373

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000359000A Expired CA1153074A (en) 1979-08-31 1980-08-26 Shift system

Country Status (5)

Country Link
US (1) US4490809A (enExample)
EP (1) EP0025323B1 (enExample)
JP (1) JPS5636741A (enExample)
CA (1) CA1153074A (enExample)
DE (1) DE3069672D1 (enExample)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58184649A (ja) * 1982-04-22 1983-10-28 Toshiba Corp シフト回路
USH570H (en) 1986-06-03 1989-01-03 The United States Of America As Represented By The Secretary Of The Navy Fast Fourier transform data address pre-scrambler circuit
US5471628A (en) * 1992-06-30 1995-11-28 International Business Machines Corporation Multi-function permutation switch for rotating and manipulating an order of bits of an input data byte in either cyclic or non-cyclic mode
US6035310A (en) * 1997-12-19 2000-03-07 Advanced Micro Devices, Inc. Method and circuit for performing a shift arithmetic right operation
US5991786A (en) * 1997-12-19 1999-11-23 Advanced Micro Devices, Inc. Circuit and method for shifting or rotating operands of multiple size
US6006244A (en) * 1997-12-19 1999-12-21 Advanced Micro Devices, Inc. Circuit for shifting or rotating operands of multiple size
US6122651A (en) * 1998-04-08 2000-09-19 Advanced Micro Devices, Inc. Method and apparatus for performing overshifted rotate through carry instructions by shifting in opposite directions
AU2003301920A1 (en) * 2002-11-12 2004-06-03 International Business Machines Corporation Device and method for performing shift/rotate operations
EP1720171B1 (fr) * 2005-05-04 2009-01-28 St Microelectronics S.A. Dispositif de décalage en anneau
JP5206603B2 (ja) * 2009-07-01 2013-06-12 富士通株式会社 シフト演算器
JP6733569B2 (ja) * 2017-02-06 2020-08-05 富士通株式会社 シフト演算回路およびシフト演算方法

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3274556A (en) * 1962-07-10 1966-09-20 Ibm Large scale shifter
US3311896A (en) * 1964-04-03 1967-03-28 Ibm Data shifting apparatus
US3374468A (en) * 1964-12-23 1968-03-19 Bell Telephone Labor Inc Shift and rotate circuit for a data processor
US3510846A (en) * 1967-07-14 1970-05-05 Ibm Left and right shifter
US3747070A (en) * 1971-12-22 1973-07-17 Bell Telephone Labor Inc Data field transfer and modification apparatus
US3790960A (en) * 1972-10-30 1974-02-05 Amdahl Corp Right and left shifter and method in a data processing system
US3914744A (en) * 1973-01-02 1975-10-21 Honeywell Inf Systems Shifting apparatus
US3887799A (en) * 1973-12-03 1975-06-03 Theodore P Lindgren Asynchronous n bit position data shifter
US3961750A (en) * 1974-04-05 1976-06-08 Signetics Corporation Expandable parallel binary shifter/rotator
US3969704A (en) * 1974-07-19 1976-07-13 Nanodata Corporation Word transformation apparatus for digital information processing
US3996566A (en) * 1974-12-16 1976-12-07 Bell Telephone Laboratories, Incorporated Shift and rotate circuit for a data processor
US4139899A (en) * 1976-10-18 1979-02-13 Burroughs Corporation Shift network having a mask generator and a rotator
US4276596A (en) * 1979-01-02 1981-06-30 Honeywell Information Systems Inc. Short operand alignment and merge operation
US4122534A (en) * 1977-06-17 1978-10-24 Northern Telecom Limited Parallel bidirectional shifter
US4128872A (en) * 1977-06-20 1978-12-05 Motorola, Inc. High speed data shifter array
US4149263A (en) * 1977-06-20 1979-04-10 Motorola, Inc. Programmable multi-bit shifter
US4223391A (en) * 1977-10-31 1980-09-16 Burroughs Corporation Parallel access alignment network with barrel switch implementation for d-ordered vector elements

Also Published As

Publication number Publication date
JPS6120890B2 (enExample) 1986-05-24
EP0025323A2 (en) 1981-03-18
EP0025323B1 (en) 1984-11-21
DE3069672D1 (en) 1985-01-03
US4490809A (en) 1984-12-25
JPS5636741A (en) 1981-04-10
EP0025323A3 (en) 1982-01-13

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Legal Events

Date Code Title Description
MKEX Expiry