HK1046557B - 有關在一個追縱快取記憶體內展開迴圈的系統及方法 - Google Patents

有關在一個追縱快取記憶體內展開迴圈的系統及方法

Info

Publication number
HK1046557B
HK1046557B HK02107941.3A HK02107941A HK1046557B HK 1046557 B HK1046557 B HK 1046557B HK 02107941 A HK02107941 A HK 02107941A HK 1046557 B HK1046557 B HK 1046557B
Authority
HK
Hong Kong
Prior art keywords
loops
trace
processor
cache
trace cache
Prior art date
Application number
HK02107941.3A
Other languages
English (en)
Other versions
HK1046557A1 (en
Inventor
B Kyker Alan
F Krick Robert
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 HK1046557A1 publication Critical patent/HK1046557A1/xx
Publication of HK1046557B publication Critical patent/HK1046557B/zh

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 or look ahead
    • G06F9/3802—Instruction prefetching
    • G06F9/3808—Instruction prefetching for instruction reuse, e.g. trace cache, branch target cache
    • G06F9/381—Loop buffering

Landscapes

  • Engineering & Computer Science (AREA)
  • Software Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Memory System Of A Hierarchy Structure (AREA)
  • Debugging And Monitoring (AREA)
HK02107941.3A 1999-12-30 2002-10-31 有關在一個追縱快取記憶體內展開迴圈的系統及方法 HK1046557B (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/475,061 US6578138B1 (en) 1999-12-30 1999-12-30 System and method for unrolling loops in a trace cache
PCT/US2000/031461 WO2001050255A1 (en) 1999-12-30 2000-11-16 System and method for unrolling loops in a trace cache

Publications (2)

Publication Number Publication Date
HK1046557A1 HK1046557A1 (en) 2003-01-17
HK1046557B true HK1046557B (zh) 2004-12-03

Family

ID=23886096

Family Applications (1)

Application Number Title Priority Date Filing Date
HK02107941.3A HK1046557B (zh) 1999-12-30 2002-10-31 有關在一個追縱快取記憶體內展開迴圈的系統及方法

Country Status (7)

Country Link
US (1) US6578138B1 (zh)
EP (1) EP1242875B1 (zh)
AT (1) ATE259080T1 (zh)
AU (1) AU1614601A (zh)
DE (1) DE60008148T2 (zh)
HK (1) HK1046557B (zh)
WO (1) WO2001050255A1 (zh)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6976150B1 (en) 2000-04-06 2005-12-13 The Board Of Governors For Higher Education, State Of Rhode Island And Providence Plantations Resource flow computing device
US7757065B1 (en) * 2000-11-09 2010-07-13 Intel Corporation Instruction segment recording scheme
US7457917B2 (en) * 2004-12-29 2008-11-25 Intel Corporation Reducing power consumption in a sequential cache
US7689772B2 (en) * 2006-05-04 2010-03-30 Intel Corporation Power-performance modulation in caches using a smart least recently used scheme
US20080215804A1 (en) * 2006-09-25 2008-09-04 Davis Gordon T Structure for register renaming in a microprocessor
US20080077778A1 (en) * 2006-09-25 2008-03-27 Davis Gordon T Method and Apparatus for Register Renaming in a Microprocessor
US7610449B2 (en) * 2006-10-04 2009-10-27 International Business Machines Corporation Apparatus and method for saving power in a trace cache
US7644233B2 (en) * 2006-10-04 2010-01-05 International Business Machines Corporation Apparatus and method for supporting simultaneous storage of trace and standard cache lines
US8386712B2 (en) * 2006-10-04 2013-02-26 International Business Machines Corporation Structure for supporting simultaneous storage of trace and standard cache lines
US7934081B2 (en) * 2006-10-05 2011-04-26 International Business Machines Corporation Apparatus and method for using branch prediction heuristics for determination of trace formation readiness
US20080250206A1 (en) * 2006-10-05 2008-10-09 Davis Gordon T Structure for using branch prediction heuristics for determination of trace formation readiness
US20080250207A1 (en) * 2006-11-14 2008-10-09 Davis Gordon T Design structure for cache maintenance
US20080114964A1 (en) * 2006-11-14 2008-05-15 Davis Gordon T Apparatus and Method for Cache Maintenance
US20080120468A1 (en) * 2006-11-21 2008-05-22 Davis Gordon T Instruction Cache Trace Formation
US20080235500A1 (en) * 2006-11-21 2008-09-25 Davis Gordon T Structure for instruction cache trace formation
US8621149B2 (en) * 2009-12-23 2013-12-31 Intel Corporation Controlling access to a cache memory using privilege level information
US9348587B2 (en) 2010-07-09 2016-05-24 Hyperion Core, Inc. Providing code sections for matrix of arithmetic logic units in a processor
US9389860B2 (en) * 2012-04-02 2016-07-12 Apple Inc. Prediction optimizations for Macroscalar vector partitioning loops
US9753733B2 (en) * 2012-06-15 2017-09-05 Apple Inc. Methods, apparatus, and processors for packing multiple iterations of loop in a loop buffer
US10915322B2 (en) * 2018-09-18 2021-02-09 Advanced Micro Devices, Inc. Using loop exit prediction to accelerate or suppress loop mode of a processor
US20210200550A1 (en) * 2019-12-28 2021-07-01 Intel Corporation Loop exit predictor
US20240028339A1 (en) * 2022-07-25 2024-01-25 Apple Inc. Using a Next Fetch Predictor Circuit with Short Branches and Return Fetch Groups

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU3776793A (en) 1992-02-27 1993-09-13 Intel Corporation Dynamic flow instruction cache memory
US6170038B1 (en) 1997-10-23 2001-01-02 Intel Corporation Trace based instruction caching
US6018786A (en) 1997-10-23 2000-01-25 Intel Corporation Trace based instruction caching
US6076144A (en) * 1997-12-01 2000-06-13 Intel Corporation Method and apparatus for identifying potential entry points into trace segments

Also Published As

Publication number Publication date
DE60008148T2 (de) 2004-09-09
US6578138B1 (en) 2003-06-10
DE60008148D1 (de) 2004-03-11
AU1614601A (en) 2001-07-16
HK1046557A1 (en) 2003-01-17
EP1242875A1 (en) 2002-09-25
WO2001050255A1 (en) 2001-07-12
EP1242875B1 (en) 2004-02-04
ATE259080T1 (de) 2004-02-15

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Legal Events

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

Effective date: 20121116