HK1171843A1 - Microprocessor and method for enhanced precision sum-of-products calculation on a microprocessor - Google Patents

Microprocessor and method for enhanced precision sum-of-products calculation on a microprocessor

Info

Publication number
HK1171843A1
HK1171843A1 HK12112678.0A HK12112678A HK1171843A1 HK 1171843 A1 HK1171843 A1 HK 1171843A1 HK 12112678 A HK12112678 A HK 12112678A HK 1171843 A1 HK1171843 A1 HK 1171843A1
Authority
HK
Hong Kong
Prior art keywords
microprocessor
enhanced precision
products calculation
precision sum
sum
Prior art date
Application number
HK12112678.0A
Other languages
English (en)
Chinese (zh)
Inventor
馬丁．勞比赫
Original Assignee
Racors Gmbh
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 Racors Gmbh filed Critical Racors Gmbh
Publication of HK1171843A1 publication Critical patent/HK1171843A1/xx

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
    • 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
    • G06F7/544—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 for evaluating functions by calculation
    • 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
    • G06F7/499—Denomination or exception handling, e.g. rounding or overflow
    • 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
    • G06F7/499—Denomination or exception handling, e.g. rounding or overflow
    • G06F7/49942—Significance control
    • 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
    • G06F7/544—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 for evaluating functions by calculation
    • G06F7/5443—Sum of products
    • 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
    • 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
    • G06F9/30105—Register structure
    • G06F9/30112—Register structure comprising data of variable length
    • 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
    • G06F9/3012—Organisation of register space, e.g. banked or distributed register file
    • G06F9/30138—Extension of register space, e.g. register cache
HK12112678.0A 2009-11-30 2012-12-07 Microprocessor and method for enhanced precision sum-of-products calculation on a microprocessor HK1171843A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/EP2009/008522 WO2011063824A1 (en) 2009-11-30 2009-11-30 Microprocessor and method for enhanced precision sum-of-products calculation on a microprocessor

Publications (1)

Publication Number Publication Date
HK1171843A1 true HK1171843A1 (en) 2013-04-05

Family

ID=41682359

Family Applications (1)

Application Number Title Priority Date Filing Date
HK12112678.0A HK1171843A1 (en) 2009-11-30 2012-12-07 Microprocessor and method for enhanced precision sum-of-products calculation on a microprocessor

Country Status (8)

Country Link
US (1) US9158539B2 (ko)
EP (1) EP2507701B1 (ko)
JP (1) JP5456167B2 (ko)
KR (1) KR101395260B1 (ko)
CN (1) CN102576302B (ko)
HK (1) HK1171843A1 (ko)
TW (1) TWI493453B (ko)
WO (1) WO2011063824A1 (ko)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2763413B1 (en) 2011-09-28 2021-03-17 Sun Patent Trust Image encoding method and apparatus
CN103268223B (zh) * 2013-04-26 2016-06-29 深圳中微电科技有限公司 在编译过程中改善乘加类指令执行性能的方法
CN109710558A (zh) * 2016-11-03 2019-05-03 北京中科寒武纪科技有限公司 Slam运算装置和方法
US10162633B2 (en) * 2017-04-24 2018-12-25 Arm Limited Shift instruction
CN111814093A (zh) * 2019-04-12 2020-10-23 杭州中天微系统有限公司 一种乘累加指令的处理方法和处理装置
US11275562B2 (en) * 2020-02-19 2022-03-15 Micron Technology, Inc. Bit string accumulation
US20220309125A1 (en) * 2021-03-26 2022-09-29 Advanced Micro Devices, Inc. Data compressor for approximation of matrices for matrix multiply operations
CN113298245B (zh) * 2021-06-07 2022-11-29 中国科学院计算技术研究所 一种基于数据流架构的多精度神经网络计算装置以及方法
CN113506291B (zh) * 2021-07-29 2024-03-26 上海幻电信息科技有限公司 兼容性测试方法及装置

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5579253A (en) * 1994-09-02 1996-11-26 Lee; Ruby B. Computer multiply instruction with a subresult selection option
JPH09186554A (ja) * 1995-12-28 1997-07-15 New Japan Radio Co Ltd ディジタルフィルタ
US5764553A (en) 1996-02-28 1998-06-09 Lsi Logic Corporation Generalized data processing path for performing transformation and quantization functions for video encoder systems
US5880983A (en) 1996-03-25 1999-03-09 International Business Machines Corporation Floating point split multiply/add system which has infinite precision
US7181484B2 (en) * 2001-02-21 2007-02-20 Mips Technologies, Inc. Extended-precision accumulation of multiplier output
JP3857614B2 (ja) * 2002-06-03 2006-12-13 松下電器産業株式会社 プロセッサ
US20040267854A1 (en) * 2003-06-26 2004-12-30 Towfique Haider Logarithmic and inverse logarithmic conversion system and method
US7689641B2 (en) * 2003-06-30 2010-03-30 Intel Corporation SIMD integer multiply high with round and shift
JP2007072857A (ja) * 2005-09-08 2007-03-22 Oki Electric Ind Co Ltd 演算処理装置および情報処理装置
JP2008310693A (ja) * 2007-06-15 2008-12-25 Panasonic Corp 情報処理装置
TW200928793A (en) * 2007-12-26 2009-07-01 Ruei-Jau Chen Algorithm method capable of enhancing accuracy and computation speed of the computation of corrected sums of products (CSP) of computing hardware

Also Published As

Publication number Publication date
CN102576302B (zh) 2014-10-29
JP2013508830A (ja) 2013-03-07
WO2011063824A1 (en) 2011-06-03
CN102576302A (zh) 2012-07-11
TWI493453B (zh) 2015-07-21
EP2507701B1 (en) 2013-12-04
US9158539B2 (en) 2015-10-13
TW201118725A (en) 2011-06-01
KR20120062890A (ko) 2012-06-14
EP2507701A1 (en) 2012-10-10
JP5456167B2 (ja) 2014-03-26
KR101395260B1 (ko) 2014-05-15
US20120198212A1 (en) 2012-08-02

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Legal Events

Date Code Title Description
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)

Effective date: 20201202