ES2176225T3 - Sistema de procesado de informacion que incluye una memoria intermediay medios para prebuscar datos. - Google Patents

Sistema de procesado de informacion que incluye una memoria intermediay medios para prebuscar datos.

Info

Publication number
ES2176225T3
ES2176225T3 ES94306614T ES94306614T ES2176225T3 ES 2176225 T3 ES2176225 T3 ES 2176225T3 ES 94306614 T ES94306614 T ES 94306614T ES 94306614 T ES94306614 T ES 94306614T ES 2176225 T3 ES2176225 T3 ES 2176225T3
Authority
ES
Spain
Prior art keywords
memory
processing system
information
information processing
prequest
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 - Lifetime
Application number
ES94306614T
Other languages
English (en)
Inventor
James Allan Kahle
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.)
International Business Machines Corp
Original Assignee
International Business Machines 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 International Business Machines Corp filed Critical International Business Machines Corp
Application granted granted Critical
Publication of ES2176225T3 publication Critical patent/ES2176225T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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 OR CALCULATING; 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 OR CALCULATING; 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 OR CALCULATING; 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 OR CALCULATING; 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
    • G06F9/3824—Operand accessing
    • G06F9/383—Operand prefetching
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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
    • G06F9/3824—Operand accessing
    • G06F9/3834—Maintaining memory consistency
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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 OR CALCULATING; 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Software Systems (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Memory System Of A Hierarchy Structure (AREA)
  • Advance Control (AREA)
  • Information Transfer Systems (AREA)
  • Hardware Redundancy (AREA)

Abstract

UN SISTEMA DE PROCESAMIENTO DE INFORMACION 10 COMPRENDE UN PROCESADOR 10 PARA PROCESAR INFORMACION, UNA MEMORIA DE SISTEMA 30, UNA MEMORIA OCULTA 12, Y UNA MEMORIA SUPLEMENTARIA 26, EN RESPUESTA A UNA PRIMERA INSTRUCCION, LA MEMORIA SUPLEMENTARIA ALMACENA LA PRIMERA INFORMACION DESDE UNA MEMORIA DE SISTEMA.EN RESPUESTA A UNA SEGUNDA INSTRUCCION, LA MEMORIA OCULTA ALMACENA LA SEGUNDA INFORMACION DESDE LA MEMORIA SUPLEMENTARIA SI LA PRIMERA INFORMACION COMPRENDE LA SEGUNDA INFORMACION Y DE LA MEMORIA DE SISTEMA DE OTRO MODO.
ES94306614T 1993-10-01 1994-09-08 Sistema de procesado de informacion que incluye una memoria intermediay medios para prebuscar datos. Expired - Lifetime ES2176225T3 (es)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
ES2176225T3 true ES2176225T3 (es) 2002-12-01

Family

ID=22445466

Family Applications (1)

Application Number Title Priority Date Filing Date
ES94306614T Expired - Lifetime ES2176225T3 (es) 1993-10-01 1994-09-08 Sistema de procesado de informacion que incluye una memoria intermediay medios para prebuscar datos.

Country Status (11)

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

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6317810B1 (en) * 1997-06-25 2001-11-13 Sun Microsystems, Inc. Microprocessor having a prefetch cache
US6138212A (en) * 1997-06-25 2000-10-24 Sun Microsystems, Inc. Apparatus and method for generating a stride used to derive a prefetch address
US6098154A (en) * 1997-06-25 2000-08-01 Sun Microsystems, Inc. Apparatus and method for generating a stride used to derive a prefetch address
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
US4719568A (en) * 1982-12-30 1988-01-12 International Business Machines Corporation 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 (en) * 1989-01-18 1993-05-19 New Holland Belgium N.V. Filter assembly for use in a hydraulic circuit
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
EP0449540B1 (en) * 1990-03-27 2000-05-17 Digital Equipment Corporation Memory system and method with prefetch buffer
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
DE69327981T2 (de) * 1993-01-21 2000-10-05 Advanced Micro Devices, Inc. Kombinierte Speicheranordnung mit einem Vorausholungspuffer und einem Cachespeicher und Verfahren zur Befehlenversorgung für eine Prozessoreinheit, das diese Anordnung benutzt.

Also Published As

Publication number Publication date
US5802562A (en) 1998-09-01
CA2126120C (en) 1999-06-22
JP2702414B2 (ja) 1998-01-21
EP0646870A1 (en) 1995-04-05
JPH07121443A (ja) 1995-05-12
BR9403859A (pt) 1995-06-20
KR0128272B1 (ko) 1998-04-15
ATE220810T1 (de) 2002-08-15
EP0646870B1 (en) 2002-07-17
DE69430973D1 (de) 2002-08-22
CN1086036C (zh) 2002-06-05
DE69430973T2 (de) 2003-02-13
CA2126120A1 (en) 1995-04-02
CN1122027A (zh) 1996-05-08
KR950012226A (ko) 1995-05-16
TW228580B (en) 1994-08-21

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