ATE220810T1 - Informationsverarbeitungssystem mit einem cachespeicher und vorrichtung zur datenvorausholung - Google Patents

Informationsverarbeitungssystem mit einem cachespeicher und vorrichtung zur datenvorausholung

Info

Publication number
ATE220810T1
ATE220810T1 AT94306614T AT94306614T ATE220810T1 AT E220810 T1 ATE220810 T1 AT E220810T1 AT 94306614 T AT94306614 T AT 94306614T AT 94306614 T AT94306614 T AT 94306614T AT E220810 T1 ATE220810 T1 AT E220810T1
Authority
AT
Austria
Prior art keywords
cache memory
processing system
information processing
data prefetching
prefetching device
Prior art date
Application number
AT94306614T
Other languages
English (en)
Inventor
James Allan Kahle
Original Assignee
Ibm
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 Ibm filed Critical Ibm
Application granted granted Critical
Publication of ATE220810T1 publication Critical patent/ATE220810T1/de

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F12/00—Accessing, addressing or allocating within memory systems or architectures
    • G06F12/02—Addressing or allocation; Relocation
    • G06F12/08—Addressing or allocation; Relocation in hierarchically structured memory systems, e.g. virtual memory systems
    • 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
    • G06F9/30003—Arrangements for executing specific machine instructions
    • G06F9/3004—Arrangements for executing specific machine instructions to perform operations on memory
    • G06F9/30043—LOAD or STORE instructions; Clear instruction
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F12/00—Accessing, addressing or allocating within memory systems or architectures
    • G06F12/02—Addressing or allocation; Relocation
    • G06F12/08—Addressing or allocation; Relocation in hierarchically structured memory systems, e.g. virtual memory systems
    • G06F12/0802—Addressing of a memory level in which the access to the desired data or data block requires associative addressing means, e.g. caches
    • G06F12/0806—Multiuser, multiprocessor or multiprocessing cache systems
    • G06F12/0811—Multiuser, multiprocessor or multiprocessing cache systems with multilevel cache hierarchies
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F12/00—Accessing, addressing or allocating within memory systems or architectures
    • G06F12/02—Addressing or allocation; Relocation
    • G06F12/08—Addressing or allocation; Relocation in hierarchically structured memory systems, e.g. virtual memory systems
    • G06F12/0802—Addressing of a memory level in which the access to the desired data or data block requires associative addressing means, e.g. caches
    • G06F12/0862—Addressing of a memory level in which the access to the desired data or data block requires associative addressing means, e.g. caches with prefetch
    • 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
    • G06F9/383—Operand prefetching
    • 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
    • G06F2212/00—Indexing scheme relating to accessing, addressing or allocation within memory systems or architectures
    • G06F2212/60—Details of cache memory
    • G06F2212/6022—Using a prefetch buffer or dedicated prefetch cache
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F2212/00—Indexing scheme relating to accessing, addressing or allocation within memory systems or architectures
    • G06F2212/60—Details of cache memory
    • G06F2212/6028—Prefetching based on hints or prefetch instructions
AT94306614T 1993-10-01 1994-09-08 Informationsverarbeitungssystem mit einem cachespeicher und vorrichtung zur datenvorausholung ATE220810T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US13060493A 1993-10-01 1993-10-01

Publications (1)

Publication Number Publication Date
ATE220810T1 true ATE220810T1 (de) 2002-08-15

Family

ID=22445466

Family Applications (1)

Application Number Title Priority Date Filing Date
AT94306614T ATE220810T1 (de) 1993-10-01 1994-09-08 Informationsverarbeitungssystem mit einem cachespeicher und vorrichtung zur datenvorausholung

Country Status (11)

Country Link
US (1) US5802562A (de)
EP (1) EP0646870B1 (de)
JP (1) JP2702414B2 (de)
KR (1) KR0128272B1 (de)
CN (1) CN1086036C (de)
AT (1) ATE220810T1 (de)
BR (1) BR9403859A (de)
CA (1) CA2126120C (de)
DE (1) DE69430973T2 (de)
ES (1) ES2176225T3 (de)
TW (1) TW228580B (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6098154A (en) * 1997-06-25 2000-08-01 Sun Microsystems, Inc. Apparatus and method for generating a stride used to derive a prefetch address
US6138212A (en) * 1997-06-25 2000-10-24 Sun Microsystems, Inc. Apparatus and method for generating a stride used to derive a prefetch address
US6317810B1 (en) * 1997-06-25 2001-11-13 Sun Microsystems, Inc. Microprocessor having a prefetch cache
US6134633A (en) * 1997-10-31 2000-10-17 U.S. Philips Corporation Prefetch management in cache memory
US6078992A (en) * 1997-12-05 2000-06-20 Intel Corporation Dirty line cache
US6549984B1 (en) * 1997-12-17 2003-04-15 Intel Corporation Multi-bus access cache
US6848028B1 (en) * 2000-01-05 2005-01-25 Sun Microsystems, Inc. Microprocessor having a page prefetch cache for database applications
JP4826973B2 (ja) * 2009-09-30 2011-11-30 エヌイーシーコンピュータテクノ株式会社 情報処理装置及び情報処理装置のデータキャッシング方法並びにマルチプロセッサシステム

Family Cites Families (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53134335A (en) * 1977-04-28 1978-11-22 Fujitsu Ltd Memory control system
US4189770A (en) * 1978-03-16 1980-02-19 International Business Machines Corporation Cache bypass control for operand fetches
US4268907A (en) * 1979-01-22 1981-05-19 Honeywell Information Systems Inc. Cache unit bypass apparatus
US4378591A (en) * 1980-12-31 1983-03-29 Honeywell Information Systems Inc. Memory management unit for developing multiple physical addresses in parallel for use in a cache memory
US4363095A (en) * 1980-12-31 1982-12-07 Honeywell Information Systems Inc. Hit/miss logic for a cache memory
WO1984002799A1 (en) * 1982-12-30 1984-07-19 Ibm A hierarchical memory system including separate cache memories for storing data and instructions
US4853846A (en) * 1986-07-29 1989-08-01 Intel Corporation Bus expander with logic for virtualizing single cache control into dual channels with separate directories and prefetch for different processors
JPH0291744A (ja) * 1988-09-29 1990-03-30 Toshiba Corp キャッシュメモリシステム
US5201041A (en) * 1988-12-29 1993-04-06 International Business Machines Corporation Cache bypass apparatus
US5123095A (en) * 1989-01-17 1992-06-16 Ergo Computing, Inc. Integrated scalar and vector processors with vector addressing by the scalar processor
EP0378864B1 (de) * 1989-01-18 1993-05-19 New Holland Belgium N.V. Filteranlage für die Verwendung in einem Hydraulikkreis
US5119485A (en) * 1989-05-15 1992-06-02 Motorola, Inc. Method for data bus snooping in a data processing system by selective concurrent read and invalidate cache operation
JPH03100745A (ja) * 1989-09-13 1991-04-25 Nec Corp キャッシュ装置
US5317718A (en) * 1990-03-27 1994-05-31 Digital Equipment Corporation Data processing system and method with prefetch buffers
DE69132201T2 (de) * 1990-03-27 2000-12-28 Compaq Computer Corp Speicher-Anordnung und Verfahren mit Vorausholungspuffer
US5420994A (en) * 1990-08-06 1995-05-30 Ncr Corp. Method for reading a multiple byte data element in a memory system with at least one cache and a main memory
US5530941A (en) * 1990-08-06 1996-06-25 Ncr Corporation System and method for prefetching data from a main computer memory into a cache memory
US5454093A (en) * 1991-02-25 1995-09-26 International Business Machines Corporation Buffer bypass for quick data access
GB2256512B (en) * 1991-06-04 1995-03-15 Intel Corp Second level cache controller unit and system
JPH04369061A (ja) * 1991-06-17 1992-12-21 Mitsubishi Electric Corp キャッシュメモリの制御方式
JP2881049B2 (ja) * 1991-07-30 1999-04-12 株式会社日立製作所 プリフェッチバッファ
JPH06103169A (ja) * 1992-09-18 1994-04-15 Nec Corp 中央演算処理装置のリードデータプリフェッチ機構
JPH06222990A (ja) * 1992-10-16 1994-08-12 Fujitsu Ltd データ処理装置
US5566324A (en) * 1992-12-24 1996-10-15 Ncr Corporation Computer apparatus including a main memory prefetch cache and method of operation thereof
EP0612013A1 (de) * 1993-01-21 1994-08-24 Advanced Micro Devices, Inc. Kombination von Vorausholungspuffer und Befehlscachespeicher

Also Published As

Publication number Publication date
KR0128272B1 (ko) 1998-04-15
DE69430973T2 (de) 2003-02-13
CN1086036C (zh) 2002-06-05
US5802562A (en) 1998-09-01
BR9403859A (pt) 1995-06-20
CA2126120C (en) 1999-06-22
EP0646870A1 (de) 1995-04-05
KR950012226A (ko) 1995-05-16
EP0646870B1 (de) 2002-07-17
DE69430973D1 (de) 2002-08-22
JP2702414B2 (ja) 1998-01-21
TW228580B (en) 1994-08-21
ES2176225T3 (es) 2002-12-01
CA2126120A1 (en) 1995-04-02
CN1122027A (zh) 1996-05-08
JPH07121443A (ja) 1995-05-12

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