GB2576457B - Queues for inter-pipeline data hazard avoidance - Google Patents

Queues for inter-pipeline data hazard avoidance Download PDF

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Publication number
GB2576457B
GB2576457B GB1917083.6A GB201917083A GB2576457B GB 2576457 B GB2576457 B GB 2576457B GB 201917083 A GB201917083 A GB 201917083A GB 2576457 B GB2576457 B GB 2576457B
Authority
GB
United Kingdom
Prior art keywords
queues
inter
pipeline data
data hazard
hazard avoidance
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.)
Active
Application number
GB1917083.6A
Other versions
GB201917083D0 (en
GB2576457A (en
Inventor
Iuliano Luca
Nield Simon
Foo Yoong-Chert
Mower Ollie
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.)
Imagination Technologies Ltd
Original Assignee
Imagination Technologies 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
Application filed by Imagination Technologies Ltd filed Critical Imagination Technologies Ltd
Priority to GB2012008.5A priority Critical patent/GB2584227B/en
Priority to GB1917083.6A priority patent/GB2576457B/en
Priority claimed from GB201709598A external-priority patent/GB2563582B/en
Publication of GB201917083D0 publication Critical patent/GB201917083D0/en
Publication of GB2576457A publication Critical patent/GB2576457A/en
Application granted granted Critical
Publication of GB2576457B publication Critical patent/GB2576457B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • G06F9/3836—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
    • G06F9/3824—Operand accessing
    • G06F9/3834—Maintaining memory consistency
    • 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
    • G06F9/3851—Instruction issuing, e.g. dynamic instruction scheduling or out of order instruction execution from multiple instruction streams, e.g. multistreaming
GB1917083.6A 2017-06-16 2017-06-16 Queues for inter-pipeline data hazard avoidance Active GB2576457B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB2012008.5A GB2584227B (en) 2017-06-16 2017-06-16 Inter-pipeline data hazard avoidance
GB1917083.6A GB2576457B (en) 2017-06-16 2017-06-16 Queues for inter-pipeline data hazard avoidance

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB1917083.6A GB2576457B (en) 2017-06-16 2017-06-16 Queues for inter-pipeline data hazard avoidance
GB201709598A GB2563582B (en) 2017-06-16 2017-06-16 Methods and systems for inter-pipeline data hazard avoidance

Publications (3)

Publication Number Publication Date
GB201917083D0 GB201917083D0 (en) 2020-01-08
GB2576457A GB2576457A (en) 2020-02-19
GB2576457B true GB2576457B (en) 2020-09-23

Family

ID=69137318

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1917083.6A Active GB2576457B (en) 2017-06-16 2017-06-16 Queues for inter-pipeline data hazard avoidance

Country Status (1)

Country Link
GB (1) GB2576457B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115576610B (en) * 2022-11-18 2023-03-10 北京数渡信息科技有限公司 Instruction distribution processing method and device suitable for general sequence emission processor

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6950927B1 (en) * 2001-04-13 2005-09-27 The United States Of America As Represented By The Secretary Of The Navy System and method for instruction-level parallelism in a programmable multiple network processor environment
US20110055531A1 (en) * 2009-08-31 2011-03-03 International Business Machines Corporation Synchronizing Commands and Dependencies in an Asynchronous Command Queue

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6950927B1 (en) * 2001-04-13 2005-09-27 The United States Of America As Represented By The Secretary Of The Navy System and method for instruction-level parallelism in a programmable multiple network processor environment
US20110055531A1 (en) * 2009-08-31 2011-03-03 International Business Machines Corporation Synchronizing Commands and Dependencies in an Asynchronous Command Queue

Also Published As

Publication number Publication date
GB201917083D0 (en) 2020-01-08
GB2576457A (en) 2020-02-19

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