DE69901556T2 - Rückführender registerspeicher - Google Patents

Rückführender registerspeicher

Info

Publication number
DE69901556T2
DE69901556T2 DE69901556T DE69901556T DE69901556T2 DE 69901556 T2 DE69901556 T2 DE 69901556T2 DE 69901556 T DE69901556 T DE 69901556T DE 69901556 T DE69901556 T DE 69901556T DE 69901556 T2 DE69901556 T2 DE 69901556T2
Authority
DE
Germany
Prior art keywords
register storage
returning
returning register
storage
register
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
DE69901556T
Other languages
English (en)
Other versions
DE69901556D1 (de
Inventor
Neal Hinds
Vivian Jaggar
Terrence Matheny
James Seal
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.)
ARM Ltd
Original Assignee
ARM Ltd
Advanced Risc Machines Ltd
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
Priority claimed from US09/085,752 external-priority patent/US6189094B1/en
Application filed by ARM Ltd, Advanced Risc Machines Ltd filed Critical ARM Ltd
Priority claimed from PCT/GB1999/000707 external-priority patent/WO1999061997A1/en
Application granted granted Critical
Publication of DE69901556D1 publication Critical patent/DE69901556D1/de
Publication of DE69901556T2 publication Critical patent/DE69901556T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • G06F9/38—Concurrent instruction execution, e.g. pipeline, look ahead
    • G06F9/3861—Recovery, e.g. branch miss-prediction, exception handling
    • 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
    • G06F9/38—Concurrent instruction execution, e.g. pipeline, look ahead
    • G06F9/3836—Instruction issuing, e.g. dynamic instruction scheduling or out of order instruction execution
    • 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
    • G06F9/38—Concurrent instruction execution, e.g. pipeline, look ahead
    • G06F9/3836—Instruction issuing, e.g. dynamic instruction scheduling or out of order instruction execution
    • G06F9/3838—Dependency mechanisms, e.g. register scoreboarding
    • 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
    • G06F9/38—Concurrent instruction execution, e.g. pipeline, look ahead
    • G06F9/3854—Instruction completion, e.g. retiring, committing or graduating
    • G06F9/3858—Result writeback, i.e. updating the architectural state or memory
    • 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
    • G06F9/38—Concurrent instruction execution, e.g. pipeline, look ahead
    • G06F9/3867—Concurrent instruction execution, e.g. pipeline, look ahead using instruction pipelines

Landscapes

  • Engineering & Computer Science (AREA)
  • Software Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • Computational Mathematics (AREA)
  • Mathematical Analysis (AREA)
  • Mathematical Optimization (AREA)
  • Pure & Applied Mathematics (AREA)
  • Complex Calculations (AREA)
  • Executing Machine-Instructions (AREA)
DE69901556T 1998-05-27 1999-03-09 Rückführender registerspeicher Expired - Lifetime DE69901556T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/085,752 US6189094B1 (en) 1998-05-27 1998-05-27 Recirculating register file
PCT/GB1999/000707 WO1999061997A1 (en) 1998-05-27 1999-03-09 Recirculating register file

Publications (2)

Publication Number Publication Date
DE69901556D1 DE69901556D1 (de) 2002-06-27
DE69901556T2 true DE69901556T2 (de) 2002-11-21

Family

ID=56289894

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69901556T Expired - Lifetime DE69901556T2 (de) 1998-05-27 1999-03-09 Rückführender registerspeicher

Country Status (4)

Country Link
EP (1) EP1080421B1 (de)
JP (1) JP2002517038A (de)
DE (1) DE69901556T2 (de)
IL (1) IL139249A (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6842849B2 (en) 2001-05-21 2005-01-11 Arm Limited Locking source registers in a data processing apparatus
JP2004302647A (ja) * 2003-03-28 2004-10-28 Seiko Epson Corp ベクトルプロセッサおよびレジスタのアドレス指定方法
US20060179273A1 (en) * 2005-02-09 2006-08-10 Advanced Micro Devices, Inc. Data processor adapted for efficient digital signal processing and method therefor
WO2020008643A1 (ja) * 2018-07-06 2020-01-09 日本電気株式会社 データ処理装置、データ処理回路およびデータ処理方法
GB2580664B (en) * 2019-01-22 2021-01-13 Graphcore Ltd Double load instruction
US20220206805A1 (en) * 2020-12-26 2022-06-30 Intel Corporation Instructions to convert from fp16 to bf8

Also Published As

Publication number Publication date
IL139249A0 (en) 2001-11-25
IL139249A (en) 2005-08-31
DE69901556D1 (de) 2002-06-27
EP1080421A1 (de) 2001-03-07
EP1080421B1 (de) 2002-05-22
JP2002517038A (ja) 2002-06-11

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition