GB2573041B - Method for handling exceptions in exception-driven system - Google Patents

Method for handling exceptions in exception-driven system Download PDF

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Publication number
GB2573041B
GB2573041B GB1902358.9A GB201902358A GB2573041B GB 2573041 B GB2573041 B GB 2573041B GB 201902358 A GB201902358 A GB 201902358A GB 2573041 B GB2573041 B GB 2573041B
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GB
United Kingdom
Prior art keywords
exception
driven system
handling exceptions
exceptions
handling
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
GB1902358.9A
Other versions
GB201902358D0 (en
GB2573041A (en
Inventor
Philip Smith Christopher
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 GB1902358.9A priority Critical patent/GB2573041B/en
Priority claimed from GB1607441.1A external-priority patent/GB2549774B/en
Publication of GB201902358D0 publication Critical patent/GB201902358D0/en
Publication of GB2573041A publication Critical patent/GB2573041A/en
Application granted granted Critical
Publication of GB2573041B publication Critical patent/GB2573041B/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
    • G06F9/46—Multiprogramming arrangements
    • G06F9/461—Saving or restoring of program or task context
    • G06F9/462—Saving or restoring of program or task context with multiple register sets
    • 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
    • G06F9/30098—Register arrangements
    • 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
    • G06F9/30098—Register arrangements
    • G06F9/3012—Organisation of register space, e.g. banked or distributed register file
    • G06F9/30123—Organisation of register space, e.g. banked or distributed register file according to context, e.g. thread buffers
    • 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
    • G06F9/30181—Instruction operation extension or modification
    • G06F9/30189—Instruction operation extension or modification according to execution mode, e.g. mode flag
    • 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
    • G06F9/46—Multiprogramming arrangements
    • G06F9/461—Saving or restoring of program or task context
    • 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
    • G06F9/4812—Task transfer initiation or dispatching by interrupt, e.g. masked
GB1902358.9A 2016-04-28 2016-04-28 Method for handling exceptions in exception-driven system Active GB2573041B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB1902358.9A GB2573041B (en) 2016-04-28 2016-04-28 Method for handling exceptions in exception-driven system

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB1902358.9A GB2573041B (en) 2016-04-28 2016-04-28 Method for handling exceptions in exception-driven system
GB1607441.1A GB2549774B (en) 2016-04-28 2016-04-28 Method for handling exceptions in exception-driven system

Publications (3)

Publication Number Publication Date
GB201902358D0 GB201902358D0 (en) 2019-04-10
GB2573041A GB2573041A (en) 2019-10-23
GB2573041B true GB2573041B (en) 2021-01-06

Family

ID=65998970

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1902358.9A Active GB2573041B (en) 2016-04-28 2016-04-28 Method for handling exceptions in exception-driven system

Country Status (1)

Country Link
GB (1) GB2573041B (en)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20110225402A1 (en) * 2010-03-15 2011-09-15 Arm Limited Apparatus and method for handling exception events
GB2506169A (en) * 2012-09-24 2014-03-26 Imagination Tech Ltd Limiting task context restore if a flag indicates task processing is disabled

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20110225402A1 (en) * 2010-03-15 2011-09-15 Arm Limited Apparatus and method for handling exception events
GB2506169A (en) * 2012-09-24 2014-03-26 Imagination Tech Ltd Limiting task context restore if a flag indicates task processing is disabled

Also Published As

Publication number Publication date
GB201902358D0 (en) 2019-04-10
GB2573041A (en) 2019-10-23

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Free format text: REGISTERED BETWEEN 20210211 AND 20210217