DK166237C - Apparat til selv-afproevning af flydende kommaberegningsenheder - Google Patents

Apparat til selv-afproevning af flydende kommaberegningsenheder

Info

Publication number
DK166237C
DK166237C DK526984A DK526984A DK166237C DK 166237 C DK166237 C DK 166237C DK 526984 A DK526984 A DK 526984A DK 526984 A DK526984 A DK 526984A DK 166237 C DK166237 C DK 166237C
Authority
DK
Denmark
Prior art keywords
calculations
self
testing liquid
community
liquid community
Prior art date
Application number
DK526984A
Other languages
English (en)
Other versions
DK526984D0 (da
DK526984A (da
DK166237B (da
Inventor
Tryggve Fossum
Milton L Shively
Original Assignee
Digital Equipment 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 Digital Equipment Corp filed Critical Digital Equipment Corp
Publication of DK526984D0 publication Critical patent/DK526984D0/da
Publication of DK526984A publication Critical patent/DK526984A/da
Publication of DK166237B publication Critical patent/DK166237B/da
Application granted granted Critical
Publication of DK166237C publication Critical patent/DK166237C/da

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F11/00—Error detection; Error correction; Monitoring
    • G06F11/22—Detection or location of defective computer hardware by testing during standby operation or during idle time, e.g. start-up testing
    • G06F11/2273—Test methods
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F11/00—Error detection; Error correction; Monitoring
    • G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
    • G06F11/16—Error detection or correction of the data by redundancy in hardware
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F11/00—Error detection; Error correction; Monitoring
    • G06F11/22—Detection or location of defective computer hardware by testing during standby operation or during idle time, e.g. start-up testing
    • G06F11/2205—Detection or location of defective computer hardware by testing during standby operation or during idle time, e.g. start-up testing using arrangements specific to the hardware being tested
    • G06F11/2236—Detection or location of defective computer hardware by testing during standby operation or during idle time, e.g. start-up testing using arrangements specific to the hardware being tested to test CPU or processors
    • G06F11/2242—Detection or location of defective computer hardware by testing during standby operation or during idle time, e.g. start-up testing using arrangements specific to the hardware being tested to test CPU or processors in multi-processor systems, e.g. one processor becoming the test master
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F11/00—Error detection; Error correction; Monitoring
    • G06F11/22—Detection or location of defective computer hardware by testing during standby operation or during idle time, e.g. start-up testing
    • G06F11/2268—Logging of test results
    • 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
    • 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
    • G06F7/483—Computations with numbers represented by a non-linear combination of denominational numbers, e.g. rational numbers, logarithmic number system or floating-point numbers

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Quality & Reliability (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Test And Diagnosis Of Digital Computers (AREA)
  • Advance Control (AREA)
DK526984A 1983-11-07 1984-11-06 Apparat til selv-afproevning af flydende kommaberegningsenheder DK166237C (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US54961283 1983-11-07
US06/549,612 US4583222A (en) 1983-11-07 1983-11-07 Method and apparatus for self-testing of floating point accelerator processors

Publications (4)

Publication Number Publication Date
DK526984D0 DK526984D0 (da) 1984-11-06
DK526984A DK526984A (da) 1985-06-14
DK166237B DK166237B (da) 1993-03-22
DK166237C true DK166237C (da) 1993-08-16

Family

ID=24193729

Family Applications (1)

Application Number Title Priority Date Filing Date
DK526984A DK166237C (da) 1983-11-07 1984-11-06 Apparat til selv-afproevning af flydende kommaberegningsenheder

Country Status (9)

Country Link
US (1) US4583222A (da)
EP (1) EP0141744B1 (da)
JP (1) JPS60175152A (da)
AU (1) AU563332B2 (da)
CA (1) CA1218748A (da)
DE (1) DE3484262D1 (da)
DK (1) DK166237C (da)
FI (1) FI87704C (da)
IE (1) IE56792B1 (da)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4720831A (en) * 1985-12-02 1988-01-19 Advanced Micro Devices, Inc. CRC calculation machine with concurrent preset and CRC calculation function
US4723243A (en) * 1985-12-02 1988-02-02 Advanced Micro Devices, Inc. CRC calculation machine with variable bit boundary
US4839895A (en) * 1987-01-07 1989-06-13 Nec Corporation Early failure detection system for multiprocessor system
US5091845A (en) * 1987-02-24 1992-02-25 Digital Equipment Corporation System for controlling the storage of information in a cache memory
US5226170A (en) * 1987-02-24 1993-07-06 Digital Equipment Corporation Interface between processor and special instruction processor in digital data processing system
JP2550063B2 (ja) * 1987-04-24 1996-10-30 株式会社日立製作所 分散処理システムのシミユレ−シヨン方式
DE3805391A1 (de) * 1988-02-20 1989-08-31 Cordell Steve Verfahren zur selbstpruefung eines random access memory (ram) einer schaltung
GB8828817D0 (en) * 1988-12-09 1989-01-18 Int Computers Ltd Data processing apparatus
US4982402A (en) * 1989-02-03 1991-01-01 Digital Equipment Corporation Method and apparatus for detecting and correcting errors in a pipelined computer system
US5030904A (en) * 1990-02-13 1991-07-09 Hewlett-Packard Company Diagnostic system for integrated circuits using existing pads
US5421002A (en) * 1991-08-09 1995-05-30 Westinghouse Electric Corporation Method for switching between redundant buses in a distributed processing system
JP2500038B2 (ja) * 1992-03-04 1996-05-29 インターナショナル・ビジネス・マシーンズ・コーポレイション マルチプロセッサ・コンピュ―タ・システム、フォ―ルト・トレラント処理方法及びデ―タ処理システム
US20030188044A1 (en) * 2002-03-28 2003-10-02 International Business Machines Corporation System and method for verifying superscalar computer architectures
US7206969B2 (en) * 2003-09-10 2007-04-17 Hewlett-Packard Development Company, L.P. Opportunistic pattern-based CPU functional testing
US9367493B2 (en) * 2005-12-09 2016-06-14 Globalfoundries Inc. Method and system of communicating between peer processors in SoC environment
US7711534B2 (en) * 2005-12-09 2010-05-04 International Business Machines Corporation Method and system of design verification
US7849362B2 (en) * 2005-12-09 2010-12-07 International Business Machines Corporation Method and system of coherent design verification of inter-cluster interactions
US8150902B2 (en) 2009-06-19 2012-04-03 Singular Computing Llc Processing with compact arithmetic processing element
KR102258120B1 (ko) 2017-05-17 2021-05-28 구글 엘엘씨 하드웨어에서 매트릭스 곱셈을 수행
US11467830B2 (en) * 2021-01-29 2022-10-11 Arm Limited Method of testing one or more compute units

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2165589A1 (de) * 1971-12-30 1973-07-19 Ibm Deutschland Anordnung zur programmgesteuerten bestimmung von fehlern in einer datenverarbeitungsanlage
GB1434186A (en) * 1972-04-26 1976-05-05 Gen Electric Co Ltd Multiprocessor computer systems
US3916178A (en) * 1973-12-10 1975-10-28 Honeywell Inf Systems Apparatus and method for two controller diagnostic and verification procedures in a data processing unit
US4228496A (en) * 1976-09-07 1980-10-14 Tandem Computers Incorporated Multiprocessor system
JPS5827718B2 (ja) * 1978-09-08 1983-06-10 富士通株式会社 ダイヤルパルス信号処理方式
US4387427A (en) * 1978-12-21 1983-06-07 Intel Corporation Hardware scheduler/dispatcher for data processing system
JPS6053339B2 (ja) * 1980-10-09 1985-11-25 日本電気株式会社 論理装置のエラ−回復方式
JPS5776640A (en) * 1980-10-30 1982-05-13 Nec Corp Diagnostic system for additional processor
JPS57121750A (en) * 1981-01-21 1982-07-29 Hitachi Ltd Work processing method of information processing system
JPS57123452A (en) * 1981-01-24 1982-07-31 Nec Corp Process system of microprogram control data
DE3138989A1 (de) * 1981-09-30 1983-04-14 Siemens AG, 1000 Berlin und 8000 München Zusaetzliche funktionseinheit in einem mikroprozessor, mikroprozessorsystem und verfahren zu seinem betrieb
AU9144782A (en) * 1981-12-21 1983-06-30 General Electric Company Primary and secondary computer system

Also Published As

Publication number Publication date
DK526984D0 (da) 1984-11-06
EP0141744A3 (en) 1988-03-16
DK526984A (da) 1985-06-14
AU563332B2 (en) 1987-07-02
EP0141744B1 (en) 1991-03-13
FI87704B (fi) 1992-10-30
AU3470284A (en) 1985-05-16
DK166237B (da) 1993-03-22
CA1218748A (en) 1987-03-03
FI87704C (fi) 1993-02-10
JPH0574099B2 (da) 1993-10-15
EP0141744A2 (en) 1985-05-15
DE3484262D1 (de) 1991-04-18
FI844345L (fi) 1985-05-08
IE842859L (en) 1985-05-07
US4583222A (en) 1986-04-15
FI844345A0 (fi) 1984-11-06
JPS60175152A (ja) 1985-09-09
IE56792B1 (en) 1991-12-18

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Legal Events

Date Code Title Description
PBP Patent lapsed