GB2470809B - Control of concurrency in real time systems - Google Patents

Control of concurrency in real time systems

Info

Publication number
GB2470809B
GB2470809B GB201007770A GB201007770A GB2470809B GB 2470809 B GB2470809 B GB 2470809B GB 201007770 A GB201007770 A GB 201007770A GB 201007770 A GB201007770 A GB 201007770A GB 2470809 B GB2470809 B GB 2470809B
Authority
GB
United Kingdom
Prior art keywords
concurrency
control
real time
time systems
systems
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 - Fee Related
Application number
GB201007770A
Other versions
GB2470809A (en
GB201007770D0 (en
Inventor
Arthur Philip Young
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of GB201007770D0 publication Critical patent/GB201007770D0/en
Publication of GB2470809A publication Critical patent/GB2470809A/en
Application granted granted Critical
Publication of GB2470809B publication Critical patent/GB2470809B/en
Expired - Fee Related 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
    • G06F9/46—Multiprogramming arrangements
    • G06F9/52—Program synchronisation; Mutual exclusion, e.g. by means of semaphores
    • G06F9/522—Barrier synchronisation
    • 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
    • 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
    • G06F9/46—Multiprogramming arrangements
    • G06F9/48—Program initiating; Program switching, e.g. by interrupt
    • G06F9/4806—Task transfer initiation or dispatching
    • G06F9/4843—Task transfer initiation or dispatching by program, e.g. task dispatcher, supervisor, operating system
GB201007770A 2009-06-08 2010-05-10 Control of concurrency in real time systems Expired - Fee Related GB2470809B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB0909701A GB0909701D0 (en) 2009-06-08 2009-06-08 Testing completion of concurrent logical operations
GB0917998A GB2470970A (en) 2009-06-08 2009-10-14 Control of concurrency in real time systems by claiming and testing semaphores

Publications (3)

Publication Number Publication Date
GB201007770D0 GB201007770D0 (en) 2010-06-23
GB2470809A GB2470809A (en) 2010-12-08
GB2470809B true GB2470809B (en) 2011-06-15

Family

ID=40936964

Family Applications (3)

Application Number Title Priority Date Filing Date
GB0909701A Ceased GB0909701D0 (en) 2009-06-08 2009-06-08 Testing completion of concurrent logical operations
GB0917998A Withdrawn GB2470970A (en) 2009-06-08 2009-10-14 Control of concurrency in real time systems by claiming and testing semaphores
GB201007770A Expired - Fee Related GB2470809B (en) 2009-06-08 2010-05-10 Control of concurrency in real time systems

Family Applications Before (2)

Application Number Title Priority Date Filing Date
GB0909701A Ceased GB0909701D0 (en) 2009-06-08 2009-06-08 Testing completion of concurrent logical operations
GB0917998A Withdrawn GB2470970A (en) 2009-06-08 2009-10-14 Control of concurrency in real time systems by claiming and testing semaphores

Country Status (1)

Country Link
GB (3) GB0909701D0 (en)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5978838A (en) * 1996-08-19 1999-11-02 Samsung Electronics Co., Ltd. Coordination and synchronization of an asymmetric, single-chip, dual multiprocessor
US20030061394A1 (en) * 2001-09-21 2003-03-27 Buch Deep K. High performance synchronization of accesses by threads to shared resources
US6769122B1 (en) * 1999-07-02 2004-07-27 Silicon Graphics, Inc. Multithreaded layered-code processor
US20070179936A1 (en) * 2006-01-31 2007-08-02 International Business Machines Corporation Method and system for utilizing shared numeric locks
US20090178041A1 (en) * 2008-01-08 2009-07-09 Michael Friess Method for Counting Events

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2854263A1 (en) * 2003-04-24 2004-10-29 St Microelectronics Sa METHOD FOR PERFORMING COMPETITIVE TASKS BY A SUBSYSTEM MANAGED BY A CENTRAL PROCESSOR

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5978838A (en) * 1996-08-19 1999-11-02 Samsung Electronics Co., Ltd. Coordination and synchronization of an asymmetric, single-chip, dual multiprocessor
US6769122B1 (en) * 1999-07-02 2004-07-27 Silicon Graphics, Inc. Multithreaded layered-code processor
US20030061394A1 (en) * 2001-09-21 2003-03-27 Buch Deep K. High performance synchronization of accesses by threads to shared resources
US20070179936A1 (en) * 2006-01-31 2007-08-02 International Business Machines Corporation Method and system for utilizing shared numeric locks
US20090178041A1 (en) * 2008-01-08 2009-07-09 Michael Friess Method for Counting Events

Also Published As

Publication number Publication date
GB0917998D0 (en) 2009-12-02
GB2470970A (en) 2010-12-15
GB2470809A (en) 2010-12-08
GB0909701D0 (en) 2009-07-22
GB201007770D0 (en) 2010-06-23

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20170510