IT1114769B - Apparecchiatura per la rivelazione di dati eccedenti la capacita' per elaboratori di dati - Google Patents

Apparecchiatura per la rivelazione di dati eccedenti la capacita' per elaboratori di dati

Info

Publication number
IT1114769B
IT1114769B IT21562/77A IT2156277A IT1114769B IT 1114769 B IT1114769 B IT 1114769B IT 21562/77 A IT21562/77 A IT 21562/77A IT 2156277 A IT2156277 A IT 2156277A IT 1114769 B IT1114769 B IT 1114769B
Authority
IT
Italy
Prior art keywords
data
revelation
capacity
equipment
exceeding
Prior art date
Application number
IT21562/77A
Other languages
English (en)
Original Assignee
Ibm
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 Ibm filed Critical Ibm
Application granted granted Critical
Publication of IT1114769B publication Critical patent/IT1114769B/it

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
    • 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
    • G06F9/30036—Instructions to perform operations on packed data, e.g. vector, tile or matrix operations
    • 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
    • G06F9/30145—Instruction analysis, e.g. decoding, instruction word fields
    • G06F9/3016—Decoding the operand specifier, e.g. specifier format

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Software Systems (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • Mathematical Physics (AREA)
  • Computational Mathematics (AREA)
  • Mathematical Analysis (AREA)
  • Mathematical Optimization (AREA)
  • Pure & Applied Mathematics (AREA)
  • Executing Machine-Instructions (AREA)
  • Advance Control (AREA)
IT21562/77A 1976-03-30 1977-03-23 Apparecchiatura per la rivelazione di dati eccedenti la capacita' per elaboratori di dati IT1114769B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/671,857 US4021655A (en) 1976-03-30 1976-03-30 Oversized data detection hardware for data processors which store data at variable length destinations

Publications (1)

Publication Number Publication Date
IT1114769B true IT1114769B (it) 1986-01-27

Family

ID=24696148

Family Applications (1)

Application Number Title Priority Date Filing Date
IT21562/77A IT1114769B (it) 1976-03-30 1977-03-23 Apparecchiatura per la rivelazione di dati eccedenti la capacita' per elaboratori di dati

Country Status (7)

Country Link
US (1) US4021655A (it)
JP (1) JPS52119130A (it)
CA (1) CA1069219A (it)
DE (1) DE2712224C2 (it)
FR (1) FR2346769A1 (it)
GB (1) GB1512619A (it)
IT (1) IT1114769B (it)

Families Citing this family (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4093982A (en) * 1976-05-03 1978-06-06 International Business Machines Corporation Microprocessor system
US4262332A (en) * 1978-12-28 1981-04-14 International Business Machines Corporation Command pair to improve performance and device independence
US4293907A (en) * 1978-12-29 1981-10-06 Bell Telephone Laboratories, Incorporated Data processing apparatus having op-code extension register
US4247891A (en) * 1979-01-02 1981-01-27 Honeywell Information Systems Inc. Leading zero count formation
GB2039104B (en) * 1979-01-02 1983-09-01 Honeywell Inf Systems Data processing system
US4224677A (en) * 1979-01-02 1980-09-23 Honeywell Information Systems Inc. Effective digit count on a resultant operand
JPS55138156A (en) * 1979-04-16 1980-10-28 Hitachi Ltd Information processor
US4338675A (en) * 1980-02-13 1982-07-06 Intel Corporation Numeric data processor
USRE33629E (en) * 1980-02-13 1991-07-02 Intel Corporation Numeric data processor
DE3040931C1 (de) * 1980-10-30 1982-04-29 Siemens AG, 1000 Berlin und 8000 München Verfahren und Anordnung zur Verknuepfung von Operanden variabler Laenge in Datenverarbeitungsanlagen
US4426680A (en) * 1980-12-24 1984-01-17 Honeywell Information Systems Inc. Data processor using read only memories for optimizing main memory access and identifying the starting position of an operand
US4493025A (en) * 1981-05-22 1985-01-08 Data General Corporation Digital data processing system using unique means for comparing operational results and locations at which such results are to be stored
JPS5824941A (ja) * 1981-08-07 1983-02-15 Hitachi Ltd 演算装置
JPS5827241A (ja) * 1981-08-12 1983-02-17 Hitachi Ltd 十進演算装置
US4491908A (en) * 1981-12-01 1985-01-01 Honeywell Information Systems Inc. Microprogrammed control of extended integer and commercial instruction processor instructions through use of a data type field in a central processor unit
JPS58182754A (ja) * 1982-04-19 1983-10-25 Hitachi Ltd 演算処理装置
US4667305A (en) * 1982-06-30 1987-05-19 International Business Machines Corporation Circuits for accessing a variable width data bus with a variable width data field
JPS5979350A (ja) * 1982-10-29 1984-05-08 Toshiba Corp 浮動小数点演算装置
US4811211A (en) * 1986-09-26 1989-03-07 Performance Semiconductor Corporation On-line overflow response system and ALU branching structure
US5341482A (en) * 1987-03-20 1994-08-23 Digital Equipment Corporation Method for synchronization of arithmetic exceptions in central processing units having pipelined execution units simultaneously executing instructions
US4914617A (en) * 1987-06-26 1990-04-03 International Business Machines Corporation High performance parallel binary byte adder
JPS6491228A (en) * 1987-09-30 1989-04-10 Takeshi Sakamura Data processor
US5047975A (en) * 1987-11-16 1991-09-10 Intel Corporation Dual mode adder circuitry with overflow detection and substitution enabled for a particular mode
JPH01280832A (ja) * 1988-05-06 1989-11-13 Mitsubishi Electric Corp データ処理装置
JP2504847B2 (ja) * 1989-10-27 1996-06-05 甲府日本電気株式会社 １０進デ―タのチェック回路
US5479626A (en) * 1993-07-26 1995-12-26 Rockwell International Corporation Signal processor contexts with elemental and reserved group addressing
US6449610B1 (en) 1999-03-26 2002-09-10 International Business Machines Corporation Memory media and method of processing date data using pseudo zoned decimal format
US7716267B2 (en) * 2004-08-30 2010-05-11 Casio Computer Co., Ltd. Decimal computing apparatus, electronic device connectable decimal computing apparatus, arithmetic operation apparatus, arithmetic operation control apparatus, and program-recorded recording medium
US7624237B2 (en) * 2006-05-03 2009-11-24 International Business Machines Corporation Compare, swap and store facility with no external serialization
JP5276173B2 (ja) * 2008-08-15 2013-08-28 エルエスアイ コーポレーション ニア・コードワードのｒｏｍリスト復号
US10067744B2 (en) 2016-12-08 2018-09-04 International Business Machines Corporation Overflow detection for sign-magnitude adders
JP7315872B2 (ja) * 2020-01-20 2023-07-27 富士通株式会社 プロセッサ、シミュレータプログラム、アセンブラプログラム、及び情報処理プログラム

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3454750A (en) * 1966-05-18 1969-07-08 Burroughs Corp Character oriented data processor with floating decimal point addition
US3539790A (en) * 1967-07-03 1970-11-10 Burroughs Corp Character oriented data processor with floating decimal point multiplication
US3569685A (en) * 1968-07-11 1971-03-09 Fairchild Camera Instr Co Precision controlled arithmetic processing system
US3739352A (en) * 1971-06-28 1973-06-12 Burroughs Corp Variable word width processor control
US3751650A (en) * 1971-06-28 1973-08-07 Burroughs Corp Variable length arithmetic unit
JPS5351316U (it) * 1976-10-01 1978-05-01

Also Published As

Publication number Publication date
CA1069219A (en) 1980-01-01
US4021655A (en) 1977-05-03
DE2712224A1 (de) 1977-10-13
JPS52119130A (en) 1977-10-06
DE2712224C2 (de) 1983-11-03
FR2346769B1 (it) 1979-03-09
GB1512619A (en) 1978-06-01
JPS5746574B2 (it) 1982-10-04
FR2346769A1 (fr) 1977-10-28

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