DE69130385D1 - Trommelverschieber mit rotierender Funktion - Google Patents

Trommelverschieber mit rotierender Funktion

Info

Publication number
DE69130385D1
DE69130385D1 DE69130385T DE69130385T DE69130385D1 DE 69130385 D1 DE69130385 D1 DE 69130385D1 DE 69130385 T DE69130385 T DE 69130385T DE 69130385 T DE69130385 T DE 69130385T DE 69130385 D1 DE69130385 D1 DE 69130385D1
Authority
DE
Germany
Prior art keywords
rotating function
drum shifter
shifter
drum
rotating
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
DE69130385T
Other languages
English (en)
Other versions
DE69130385T2 (de
Inventor
Hiroko Niimi
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.)
NEC Corp
Original Assignee
NEC Corp
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 NEC Corp filed Critical NEC Corp
Publication of DE69130385D1 publication Critical patent/DE69130385D1/de
Application granted granted Critical
Publication of DE69130385T2 publication Critical patent/DE69130385T2/de
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
    • 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
DE69130385T 1990-08-29 1991-08-28 Trommelverschieber mit rotierender Funktion Expired - Fee Related DE69130385T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2227713A JP2556612B2 (ja) 1990-08-29 1990-08-29 バレルシフタ回路

Publications (2)

Publication Number Publication Date
DE69130385D1 true DE69130385D1 (de) 1998-11-26
DE69130385T2 DE69130385T2 (de) 1999-03-11

Family

ID=16865186

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69130385T Expired - Fee Related DE69130385T2 (de) 1990-08-29 1991-08-28 Trommelverschieber mit rotierender Funktion

Country Status (4)

Country Link
US (1) US5155698A (de)
EP (1) EP0473408B1 (de)
JP (1) JP2556612B2 (de)
DE (1) DE69130385T2 (de)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05134848A (ja) * 1991-03-06 1993-06-01 Fujitsu Ltd 中央処理装置のデータシフト回路
EP0621533B1 (de) * 1992-01-09 2000-04-19 Oki Electric Industry Company, Limited Trommelverschiebevorrichtung.
US5867727A (en) * 1992-06-24 1999-02-02 Fujitsu Limited System for judging read out transfer word is correct by comparing flag of transfer word and lower bit portion of read destination selection address
EP0602337A1 (de) * 1992-12-14 1994-06-22 Motorola, Inc. Schnelle Trommelverschieber
JP2758549B2 (ja) * 1993-07-02 1998-05-28 三菱電機エンジニアリング株式会社 Ｍｏｓシフト回路装置
EP0662657A1 (de) * 1994-01-06 1995-07-12 Texas Instruments Incorporated Trommelverschiebevorrichtung mit bidirektionaler, multiplexer Schaltung
US5465222A (en) * 1994-02-14 1995-11-07 Tektronix, Inc. Barrel shifter or multiply/divide IC structure
NL9400607A (nl) * 1994-04-15 1995-11-01 Arcobel Graphics Bv Dataverwerkingscircuit, vermenigvuldigingseenheid met pijplijn, ALU en schuifregistereenheid ten gebruike bij een dataverwerkingscircuit.
US5652718A (en) * 1995-05-26 1997-07-29 National Semiconductor Corporation Barrel shifter
US5745744A (en) * 1995-10-12 1998-04-28 International Business Machines Corporation High speed mask generation using selection logic
US5978822A (en) * 1995-12-29 1999-11-02 Atmel Corporation Circuit for rotating, left shifting, or right shifting bits
US5995579A (en) * 1996-12-19 1999-11-30 Vlsi Technology, Inc. Barrel shifter, circuit and method of manipulating a bit pattern
US5948050A (en) * 1996-12-19 1999-09-07 Lucent Technologies Inc. Fast conversion two's complement encoded shift value for a barrel shifter
US6078937A (en) * 1996-12-19 2000-06-20 Vlsi Technology, Inc. Barrel shifter, circuit and method of manipulating a bit pattern
US6327651B1 (en) * 1998-09-08 2001-12-04 International Business Machines Corporation Wide shifting in the vector permute unit
US6304956B1 (en) 1999-03-25 2001-10-16 Rise Technology Company Using two barrel shifters to implement shift, rotate, rotate with carry, and shift double as specified by the X86 architecture
US6959315B2 (en) * 2001-12-27 2005-10-25 Stmicroelectronics, Inc. Self-timed digital processing circuits
US6877019B2 (en) * 2002-01-08 2005-04-05 3Dsp Corporation Barrel shifter
US7349934B2 (en) * 2002-12-20 2008-03-25 Texas Instruments Incorporated Processor system and method with combined data left and right shift operation
US8719837B2 (en) 2004-05-19 2014-05-06 Synopsys, Inc. Microprocessor architecture having extendible logic
US8218635B2 (en) 2005-09-28 2012-07-10 Synopsys, Inc. Systolic-array based systems and methods for performing block matching in motion compensation
US9959247B1 (en) 2017-02-17 2018-05-01 Google Llc Permuting in a matrix-vector processor
CN107508462B (zh) 2017-07-10 2020-01-07 昂宝电子（上海）有限公司 针对负载的切换控制器和方法

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3618033A (en) * 1968-12-26 1971-11-02 Bell Telephone Labor Inc Transistor shift register using bidirectional gates connected between register stages
US3961750A (en) * 1974-04-05 1976-06-08 Signetics Corporation Expandable parallel binary shifter/rotator
US4509144A (en) * 1980-02-13 1985-04-02 Intel Corporation Programmable bidirectional shifter
US4338675A (en) * 1980-02-13 1982-07-06 Intel Corporation Numeric data processor
US4437166A (en) * 1980-12-23 1984-03-13 Sperry Corporation High speed byte shifter for a bi-directional data bus
US4396994A (en) * 1980-12-31 1983-08-02 Bell Telephone Laboratories, Incorporated Data shifting and rotating apparatus
JPS59161731A (ja) * 1983-03-07 1984-09-12 Hitachi Ltd バレルシフタ
US4583197A (en) * 1983-06-30 1986-04-15 International Business Machines Corporation Multi-stage pass transistor shifter/rotator
JPS6132139A (ja) * 1984-07-24 1986-02-14 Nec Corp 双方向バレルシフト回路
US4636976A (en) * 1984-09-28 1987-01-13 Data General Corporation Bit shifting apparatus
JPS63225822A (ja) * 1986-08-11 1988-09-20 Toshiba Corp バレルシフタ
JPS6382513A (ja) * 1986-09-26 1988-04-13 Toshiba Corp バレルシフタ
JPS6398729A (ja) * 1986-10-15 1988-04-30 Fujitsu Ltd バレルシフタ
US4962500A (en) * 1987-08-28 1990-10-09 Nec Corporation Data processor including testing structure for a barrel shifter
US4931971A (en) * 1989-01-13 1990-06-05 International Business Machines Corporation Partial decode shifter/rotator
JP2624342B2 (ja) * 1989-09-25 1997-06-25 三菱電機株式会社 バレルシフタ
US5099445A (en) * 1989-12-26 1992-03-24 Motorola, Inc. Variable length shifter for performing multiple shift and select functions

Also Published As

Publication number Publication date
EP0473408B1 (de) 1998-10-21
EP0473408A3 (en) 1992-06-17
EP0473408A2 (de) 1992-03-04
US5155698A (en) 1992-10-13
JP2556612B2 (ja) 1996-11-20
JPH04107728A (ja) 1992-04-09
DE69130385T2 (de) 1999-03-11

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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