CN102576302B - 微处理器及用于微处理器上增强精确度乘积和计算的方法 - Google Patents
微处理器及用于微处理器上增强精确度乘积和计算的方法 Download PDFInfo
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- CN102576302B CN102576302B CN200980162009.XA CN200980162009A CN102576302B CN 102576302 B CN102576302 B CN 102576302B CN 200980162009 A CN200980162009 A CN 200980162009A CN 102576302 B CN102576302 B CN 102576302B
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Classifications
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- G—PHYSICS
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- 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
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- 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
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- 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
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- 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
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- G—PHYSICS
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- 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
Abstract
Description
Claims (12)
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 (2)
Publication Number | Publication Date |
---|---|
CN102576302A CN102576302A (zh) | 2012-07-11 |
CN102576302B true CN102576302B (zh) | 2014-10-29 |
Family
ID=41682359
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN200980162009.XA Expired - Fee Related CN102576302B (zh) | 2009-11-30 | 2009-11-30 | 微处理器及用于微处理器上增强精确度乘积和计算的方法 |
Country Status (8)
Country | Link |
---|---|
US (1) | US9158539B2 (zh) |
EP (1) | EP2507701B1 (zh) |
JP (1) | JP5456167B2 (zh) |
KR (1) | KR101395260B1 (zh) |
CN (1) | CN102576302B (zh) |
HK (1) | HK1171843A1 (zh) |
TW (1) | TWI493453B (zh) |
WO (1) | WO2011063824A1 (zh) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA2841055C (en) | 2011-09-28 | 2019-02-26 | Panasonic Corporation | Image coding method, image decoding method, image coding apparatus, image decoding apparatus, and image coding and decoding 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 |
CN109710559A (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 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
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 |
CN1577257A (zh) * | 2003-06-30 | 2005-02-09 | 英特尔公司 | 具有取整和移位的单指令多数据整数高位乘法 |
Family Cites Families (9)
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 |
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 |
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 |
-
2009
- 2009-11-30 WO PCT/EP2009/008522 patent/WO2011063824A1/en active Application Filing
- 2009-11-30 US US13/499,836 patent/US9158539B2/en not_active Expired - Fee Related
- 2009-11-30 JP JP2012534546A patent/JP5456167B2/ja not_active Expired - Fee Related
- 2009-11-30 EP EP09795904.3A patent/EP2507701B1/en not_active Not-in-force
- 2009-11-30 CN CN200980162009.XA patent/CN102576302B/zh not_active Expired - Fee Related
- 2009-11-30 KR KR1020127009136A patent/KR101395260B1/ko active IP Right Grant
-
2010
- 2010-11-24 TW TW099140470A patent/TWI493453B/zh not_active IP Right Cessation
-
2012
- 2012-12-07 HK HK12112678.0A patent/HK1171843A1/zh not_active IP Right Cessation
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
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 |
CN1577257A (zh) * | 2003-06-30 | 2005-02-09 | 英特尔公司 | 具有取整和移位的单指令多数据整数高位乘法 |
Also Published As
Publication number | Publication date |
---|---|
JP2013508830A (ja) | 2013-03-07 |
EP2507701A1 (en) | 2012-10-10 |
US20120198212A1 (en) | 2012-08-02 |
HK1171843A1 (zh) | 2013-04-05 |
JP5456167B2 (ja) | 2014-03-26 |
TWI493453B (zh) | 2015-07-21 |
EP2507701B1 (en) | 2013-12-04 |
CN102576302A (zh) | 2012-07-11 |
TW201118725A (en) | 2011-06-01 |
KR101395260B1 (ko) | 2014-05-15 |
WO2011063824A1 (en) | 2011-06-03 |
US9158539B2 (en) | 2015-10-13 |
KR20120062890A (ko) | 2012-06-14 |
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