DE69801821T2 - Markierung von gleitkommawerten zur schnellen erkennung von besonderen gleitkommazahlen - Google Patents

Markierung von gleitkommawerten zur schnellen erkennung von besonderen gleitkommazahlen

Info

Publication number
DE69801821T2
DE69801821T2 DE69801821T DE69801821T DE69801821T2 DE 69801821 T2 DE69801821 T2 DE 69801821T2 DE 69801821 T DE69801821 T DE 69801821T DE 69801821 T DE69801821 T DE 69801821T DE 69801821 T2 DE69801821 T2 DE 69801821T2
Authority
DE
Germany
Prior art keywords
floating point
special
instruction
register
operand
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
DE69801821T
Other languages
German (de)
English (en)
Other versions
DE69801821D1 (de
Inventor
Ashraf Ahmed
W. Lynch
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.)
Advanced Micro Devices Inc
Original Assignee
Advanced Micro Devices 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 Advanced Micro Devices Inc filed Critical Advanced Micro Devices Inc
Publication of DE69801821D1 publication Critical patent/DE69801821D1/de
Application granted granted Critical
Publication of DE69801821T2 publication Critical patent/DE69801821T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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 OR CALCULATING; 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
    • G06F9/30181—Instruction operation extension or modification
    • G06F9/30192—Instruction operation extension or modification according to data descriptor, e.g. dynamic data typing

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Software Systems (AREA)
  • General Physics & Mathematics (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • Mathematical Analysis (AREA)
  • Mathematical Optimization (AREA)
  • Pure & Applied Mathematics (AREA)
  • Computational Mathematics (AREA)
  • Advance Control (AREA)
  • Executing Machine-Instructions (AREA)
  • Debugging And Monitoring (AREA)
DE69801821T 1997-06-11 1998-05-18 Markierung von gleitkommawerten zur schnellen erkennung von besonderen gleitkommazahlen Expired - Lifetime DE69801821T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/873,340 US6009511A (en) 1997-06-11 1997-06-11 Apparatus and method for tagging floating point operands and results for rapid detection of special floating point numbers
PCT/US1998/010176 WO1998057254A1 (en) 1997-06-11 1998-05-18 Tagging floating point values for rapid detection of special floatint point numbers

Publications (2)

Publication Number Publication Date
DE69801821D1 DE69801821D1 (de) 2001-10-31
DE69801821T2 true DE69801821T2 (de) 2002-06-13

Family

ID=25361442

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69801821T Expired - Lifetime DE69801821T2 (de) 1997-06-11 1998-05-18 Markierung von gleitkommawerten zur schnellen erkennung von besonderen gleitkommazahlen

Country Status (5)

Country Link
US (1) US6009511A (https=)
EP (1) EP0988590B1 (https=)
JP (1) JP4344870B2 (https=)
DE (1) DE69801821T2 (https=)
WO (1) WO1998057254A1 (https=)

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US7069289B2 (en) * 2001-05-25 2006-06-27 Sun Microsystems, Inc. Floating point unit for detecting and representing inexact computations without flags or traps
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US7877582B2 (en) * 2008-01-31 2011-01-25 International Business Machines Corporation Multi-addressable register file
CN101952244B (zh) * 2008-02-01 2014-11-05 潘米拉制药公司 前列腺素d2受体的n，n-二取代氨基烷基联苯拮抗剂
US7451171B1 (en) * 2008-03-31 2008-11-11 International Business Machines Corporation Systems, methods and computer program products for hardware assists for microcoded floating point divide and square root
US9411585B2 (en) 2011-09-16 2016-08-09 International Business Machines Corporation Multi-addressable register files and format conversions associated therewith
US9727336B2 (en) 2011-09-16 2017-08-08 International Business Machines Corporation Fine-grained instruction enablement at sub-function granularity based on an indicated subrange of registers
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US9268527B2 (en) * 2013-03-15 2016-02-23 Freescale Semiconductor, Inc. Method and device for generating an exception
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JP6314620B2 (ja) * 2014-04-11 2018-04-25 富士通株式会社 演算処理装置および演算処理装置の制御方法
US9696992B2 (en) * 2014-12-23 2017-07-04 Intel Corporation Apparatus and method for performing a check to optimize instruction flow
US10460704B2 (en) 2016-04-01 2019-10-29 Movidius Limited Systems and methods for head-mounted display adapted to human visual mechanism
US10949947B2 (en) 2017-12-29 2021-03-16 Intel Corporation Foveated image rendering for head-mounted display devices
CN110825436B (zh) * 2018-08-10 2022-04-29 昆仑芯(北京)科技有限公司 应用于人工智能芯片的计算方法和人工智能芯片

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Also Published As

Publication number Publication date
EP0988590B1 (en) 2001-09-26
US6009511A (en) 1999-12-28
EP0988590A1 (en) 2000-03-29
JP2002508864A (ja) 2002-03-19
JP4344870B2 (ja) 2009-10-14
WO1998057254A1 (en) 1998-12-17
DE69801821D1 (de) 2001-10-31

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Legal Events

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8364 No opposition during term of opposition