HK1029194A1 - Out-of-pipeline trace buffer for instruction replay following misspeculation. - Google Patents

Out-of-pipeline trace buffer for instruction replay following misspeculation.

Info

Publication number
HK1029194A1
HK1029194A1 HK00107676A HK00107676A HK1029194A1 HK 1029194 A1 HK1029194 A1 HK 1029194A1 HK 00107676 A HK00107676 A HK 00107676A HK 00107676 A HK00107676 A HK 00107676A HK 1029194 A1 HK1029194 A1 HK 1029194A1
Authority
HK
Hong Kong
Prior art keywords
misspeculation
trace buffer
instruction replay
pipeline trace
following
Prior art date
Application number
HK00107676A
Other languages
English (en)
Inventor
Haitham Akkary
Original Assignee
Intel Corp
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 Intel Corp filed Critical Intel Corp
Publication of HK1029194A1 publication Critical patent/HK1029194A1/xx

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F11/00—Error detection; Error correction; Monitoring
    • G06F11/30—Monitoring
    • G06F11/34—Recording or statistical evaluation of computer activity, e.g. of down time, of input/output operation ; Recording or statistical evaluation of user activity, e.g. usability assessment
    • 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 or look ahead
    • G06F9/3861—Recovery, e.g. branch miss-prediction, exception handling
    • G06F9/3863—Recovery, e.g. branch miss-prediction, exception handling using multiple copies of the architectural state, e.g. shadow registers
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F11/00—Error detection; Error correction; Monitoring
    • G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
    • G06F11/14—Error detection or correction of the data by redundancy in operation
    • G06F11/1402—Saving, restoring, recovering or retrying
    • G06F11/1405—Saving, restoring, recovering or retrying at machine instruction level
    • G06F11/1407—Checkpointing the instruction stream
    • 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 or look ahead
    • G06F9/3836—Instruction issuing, e.g. dynamic instruction scheduling or out of order instruction execution
    • G06F9/3842—Speculative instruction execution

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Software Systems (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Quality & Reliability (AREA)
  • Computer Hardware Design (AREA)
  • Advance Control (AREA)
  • Debugging And Monitoring (AREA)
HK00107676A 1997-12-16 2000-11-30 Out-of-pipeline trace buffer for instruction replay following misspeculation. HK1029194A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/991,269 US6240509B1 (en) 1997-12-16 1997-12-16 Out-of-pipeline trace buffer for holding instructions that may be re-executed following misspeculation
PCT/US1998/026408 WO1999031589A1 (en) 1997-12-16 1998-12-11 Out-of-pipeline trace buffer for instruction replay following misspeculation

Publications (1)

Publication Number Publication Date
HK1029194A1 true HK1029194A1 (en) 2001-03-23

Family

ID=25537042

Family Applications (1)

Application Number Title Priority Date Filing Date
HK00107676A HK1029194A1 (en) 1997-12-16 2000-11-30 Out-of-pipeline trace buffer for instruction replay following misspeculation.

Country Status (11)

Country Link
US (1) US6240509B1 (xx)
EP (1) EP1040421B1 (xx)
JP (1) JP3971893B2 (xx)
KR (1) KR100382126B1 (xx)
CN (1) CN100342349C (xx)
AU (1) AU1911099A (xx)
BR (1) BR9814290A (xx)
DE (1) DE69829778T2 (xx)
HK (1) HK1029194A1 (xx)
TW (1) TW388811B (xx)
WO (1) WO1999031589A1 (xx)

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Also Published As

Publication number Publication date
EP1040421A4 (en) 2002-07-17
CN100342349C (zh) 2007-10-10
AU1911099A (en) 1999-07-05
BR9814290A (pt) 2001-10-30
US6240509B1 (en) 2001-05-29
CN1286771A (zh) 2001-03-07
EP1040421B1 (en) 2005-04-13
TW388811B (en) 2000-05-01
JP2002508567A (ja) 2002-03-19
KR20010024750A (ko) 2001-03-26
DE69829778D1 (de) 2005-05-19
JP3971893B2 (ja) 2007-09-05
WO1999031589A1 (en) 1999-06-24
KR100382126B1 (ko) 2003-05-09
EP1040421A1 (en) 2000-10-04
DE69829778T2 (de) 2006-01-26

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Legal Events

Date Code Title Description
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)

Effective date: 20111211