CN100371886C - 基于存储区的数据预取的处理器和方法 - Google Patents
基于存储区的数据预取的处理器和方法 Download PDFInfo
- Publication number
- CN100371886C CN100371886C CNB038097249A CN03809724A CN100371886C CN 100371886 C CN100371886 C CN 100371886C CN B038097249 A CNB038097249 A CN B038097249A CN 03809724 A CN03809724 A CN 03809724A CN 100371886 C CN100371886 C CN 100371886C
- Authority
- CN
- China
- Prior art keywords
- data
- processor
- prefetch
- memory
- step pitch
- 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
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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
- 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
- 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
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- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Memory System Of A Hierarchy Structure (AREA)
- Advance Control (AREA)
Abstract
Description
Claims (15)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/136,732 | 2002-05-01 | ||
US10/136,732 US6760818B2 (en) | 2002-05-01 | 2002-05-01 | Memory region based data pre-fetching |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1650260A CN1650260A (zh) | 2005-08-03 |
CN100371886C true CN100371886C (zh) | 2008-02-27 |
Family
ID=29268998
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB038097249A Expired - Lifetime CN100371886C (zh) | 2002-05-01 | 2003-04-22 | 基于存储区的数据预取的处理器和方法 |
Country Status (6)
Country | Link |
---|---|
US (1) | US6760818B2 (zh) |
EP (1) | EP1504341A2 (zh) |
JP (1) | JP4566737B2 (zh) |
CN (1) | CN100371886C (zh) |
AU (1) | AU2003219446A1 (zh) |
WO (1) | WO2003093981A2 (zh) |
Families Citing this family (45)
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JP4093741B2 (ja) * | 2001-10-03 | 2008-06-04 | シャープ株式会社 | 外部メモリ制御装置およびそれを含んだデータ駆動型情報処理装置 |
US20040006667A1 (en) * | 2002-06-21 | 2004-01-08 | Bik Aart J.C. | Apparatus and method for implementing adjacent, non-unit stride memory access patterns utilizing SIMD instructions |
US6816946B2 (en) * | 2002-07-01 | 2004-11-09 | Sony Computer Entertainment, Inc. | Methods and apparatus for controlling a cache memory |
US7143264B2 (en) * | 2002-10-10 | 2006-11-28 | Intel Corporation | Apparatus and method for performing data access in accordance with memory access patterns |
US6957317B2 (en) * | 2002-10-10 | 2005-10-18 | Intel Corporation | Apparatus and method for facilitating memory data access with generic read/write patterns |
JP4116413B2 (ja) | 2002-12-11 | 2008-07-09 | 株式会社日立製作所 | プリフェッチアプライアンスサーバ |
TWI220194B (en) * | 2002-12-26 | 2004-08-11 | Rdc Semiconductor Co Ltd | Method and system for accessing memory data |
US7284014B2 (en) | 2003-04-07 | 2007-10-16 | Hitachi, Ltd. | Pre-fetch computer system |
US7124255B2 (en) * | 2003-06-30 | 2006-10-17 | Microsoft Corporation | Message based inter-process for high volume data |
DE10335643B4 (de) * | 2003-08-04 | 2007-10-31 | Infineon Technologies Ag | Vorrichtung und Verfahren zum Steuern des Zugriffs von mehreren Datenverarbeitungseinrichtungen auf einen Speicher |
WO2005013105A1 (ja) * | 2003-08-04 | 2005-02-10 | Fujitsu Limited | ルックアップテーブル及びデータ取得方法 |
KR100546403B1 (ko) * | 2004-02-19 | 2006-01-26 | 삼성전자주식회사 | 감소된 메모리 버스 점유 시간을 가지는 시리얼 플레쉬메모리 컨트롤러 |
JP4212521B2 (ja) * | 2004-06-30 | 2009-01-21 | 株式会社東芝 | 先読み制御装置、プロセッサの一時記憶装置へデータの先読みを制御する先読み制御方法およびプログラム |
US7539831B2 (en) * | 2004-08-18 | 2009-05-26 | Intel Corporation | Method and system for performing memory clear and pre-fetch for managed runtimes |
US20090217004A1 (en) * | 2004-11-15 | 2009-08-27 | Koninkliijke Phillips Electronics N.V. | Cache with prefetch |
US20060174228A1 (en) * | 2005-01-28 | 2006-08-03 | Dell Products L.P. | Adaptive pre-fetch policy |
US7206889B2 (en) * | 2005-03-22 | 2007-04-17 | Hewlett-Packard Development Company, L.P. | Systems and methods for enabling communications among devices in a multi-cache line size environment and disabling communications among devices of incompatible cache line sizes |
US8607005B2 (en) * | 2006-02-17 | 2013-12-10 | International Business Machines Corporation | Monitoring program execution to learn data blocks accessed by software process for facilitating efficient prefetching |
WO2007143278A2 (en) | 2006-04-12 | 2007-12-13 | Soft Machines, Inc. | Apparatus and method for processing an instruction matrix specifying parallel and dependent operations |
US20070276989A1 (en) * | 2006-05-29 | 2007-11-29 | Sandisk Il Ltd. | Predictive data-loader |
JP2008083983A (ja) * | 2006-09-27 | 2008-04-10 | Toshiba Corp | 情報処理装置及び情報処理方法 |
CN101627365B (zh) * | 2006-11-14 | 2017-03-29 | 索夫特机械公司 | 多线程架构 |
EP2115598B1 (en) * | 2007-01-25 | 2011-03-30 | Nxp B.V. | Hardware triggered data cache line pre-allocation |
JP5332721B2 (ja) * | 2009-02-25 | 2013-11-06 | 富士通セミコンダクター株式会社 | メモリアクセス制御回路、メモリアクセス制御方法および電子機器 |
JP5574455B2 (ja) * | 2009-07-20 | 2014-08-20 | フリースケール セミコンダクター インコーポレイテッド | プリフェッチ・モジュールを備える信号処理システムおよび集積回路、並びにそのための方法 |
US8321703B2 (en) * | 2009-12-12 | 2012-11-27 | Microsoft Corporation | Power aware memory allocation |
WO2011111009A1 (en) * | 2010-03-09 | 2011-09-15 | Happy Cloud Inc. | Data streaming for interactive decision-oriented software applications |
CN102023931B (zh) * | 2010-12-17 | 2015-02-04 | 曙光信息产业(北京)有限公司 | 一种自适应缓存预取方法 |
CN103635875B (zh) | 2011-03-25 | 2018-02-16 | 英特尔公司 | 用于通过使用由可分区引擎实例化的虚拟核来支持代码块执行的存储器片段 |
TW201327161A (zh) * | 2011-12-23 | 2013-07-01 | Ibm | 記憶體控制方法與實施此方法之電腦系統 |
CN103729142B (zh) * | 2012-10-10 | 2016-12-21 | 华为技术有限公司 | 内存数据的推送方法及装置 |
US20140189249A1 (en) * | 2012-12-28 | 2014-07-03 | Futurewei Technologies, Inc. | Software and Hardware Coordinated Prefetch |
KR102083390B1 (ko) | 2013-03-15 | 2020-03-02 | 인텔 코포레이션 | 네이티브 분산된 플래그 아키텍처를 이용하여 게스트 중앙 플래그 아키텍처를 에뮬레이션하는 방법 |
US10140138B2 (en) | 2013-03-15 | 2018-11-27 | Intel Corporation | Methods, systems and apparatus for supporting wide and efficient front-end operation with guest-architecture emulation |
US9280476B2 (en) * | 2014-06-04 | 2016-03-08 | Oracle International Corporation | Hardware stream prefetcher with dynamically adjustable stride |
US9594513B1 (en) * | 2015-06-29 | 2017-03-14 | EMC IP Holding Company LLC | Data storage system with file system stream detection |
US10185561B2 (en) | 2015-07-09 | 2019-01-22 | Centipede Semi Ltd. | Processor with efficient memory access |
US9575897B2 (en) * | 2015-07-09 | 2017-02-21 | Centipede Semi Ltd. | Processor with efficient processing of recurring load instructions from nearby memory addresses |
CN105607892A (zh) * | 2015-10-26 | 2016-05-25 | 珠海格力电器股份有限公司 | 一种多程序的并发执行方法和系统 |
CN106933539B (zh) * | 2016-04-20 | 2019-03-15 | 上海兆芯集成电路有限公司 | 侦测自修正程序码的处理器与方法 |
JP2018124915A (ja) * | 2017-02-03 | 2018-08-09 | 富士通株式会社 | 解析プログラム、解析方法及びストレージシステム |
CN107193757B (zh) * | 2017-05-16 | 2020-03-13 | 龙芯中科技术有限公司 | 数据预取方法、处理器和设备 |
US10671536B2 (en) * | 2017-10-02 | 2020-06-02 | Ananth Jasty | Method and apparatus for cache pre-fetch with offset directives |
US11061591B2 (en) | 2018-11-02 | 2021-07-13 | Samsung Electronics Co., Ltd. | Storage device processing stream data, system including the same, and operation method thereof |
CN114691024A (zh) * | 2020-12-31 | 2022-07-01 | 华为技术有限公司 | 数据预取的方法、装置和设备 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5357618A (en) * | 1991-04-15 | 1994-10-18 | International Business Machines Corporation | Cache prefetch and bypass using stride registers |
CN1306246A (zh) * | 1999-12-10 | 2001-08-01 | 国际商业机器公司 | 预取由转移历史引导的指令/数据 |
Family Cites Families (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6356731A (ja) * | 1986-08-27 | 1988-03-11 | Mitsubishi Electric Corp | デ−タ処理装置 |
US5146578A (en) * | 1989-05-01 | 1992-09-08 | Zenith Data Systems Corporation | Method of varying the amount of data prefetched to a cache memory in dependence on the history of data requests |
JPH0454653A (ja) * | 1990-06-25 | 1992-02-21 | Hitachi Ltd | キャッシュメモリ |
SE469402B (sv) | 1991-05-02 | 1993-06-28 | Swedish Inst Of Computer Scien | Foerfarande foer att haemta data till ett cache-minne |
US5423048A (en) * | 1992-08-27 | 1995-06-06 | Northern Telecom Limited | Branch target tagging |
US5442767A (en) | 1992-10-23 | 1995-08-15 | International Business Machines Corporation | Address prediction to avoid address generation interlocks in computer systems |
JPH06314241A (ja) * | 1993-03-04 | 1994-11-08 | Sharp Corp | 高速半導体記憶装置及び高速連想記憶装置 |
JPH07129464A (ja) * | 1993-11-05 | 1995-05-19 | Hitachi Ltd | 情報処理装置 |
JP2778623B2 (ja) | 1995-07-21 | 1998-07-23 | 日本電気株式会社 | プリフェッチ制御装置 |
US5854921A (en) | 1995-08-31 | 1998-12-29 | Advanced Micro Devices, Inc. | Stride-based data address prediction structure |
US5802569A (en) * | 1996-04-22 | 1998-09-01 | International Business Machines Corp. | Computer system having cache prefetching amount based on CPU request types |
US5761506A (en) | 1996-09-20 | 1998-06-02 | Bay Networks, Inc. | Method and apparatus for handling cache misses in a computer system |
US5961631A (en) | 1997-07-16 | 1999-10-05 | Arm Limited | Data processing apparatus and method for pre-fetching an instruction in to an instruction cache |
US6047363A (en) * | 1997-10-14 | 2000-04-04 | Advanced Micro Devices, Inc. | Prefetching data using profile of cache misses from earlier code executions |
US6202130B1 (en) * | 1998-04-17 | 2001-03-13 | Motorola, Inc. | Data processing system for processing vector data and method therefor |
GB2339037B (en) | 1998-07-03 | 2002-11-20 | Advanced Risc Mach Ltd | Memory address translation in a data processing system |
US6073215A (en) * | 1998-08-03 | 2000-06-06 | Motorola, Inc. | Data processing system having a data prefetch mechanism and method therefor |
US6542968B1 (en) * | 1999-01-15 | 2003-04-01 | Hewlett-Packard Company | System and method for managing data in an I/O cache |
US6321330B1 (en) * | 1999-05-28 | 2001-11-20 | Intel Corporation | Each iteration array selective loop data prefetch in multiple data width prefetch system using rotating register and parameterization to avoid redundant prefetch |
-
2002
- 2002-05-01 US US10/136,732 patent/US6760818B2/en not_active Expired - Lifetime
-
2003
- 2003-04-22 AU AU2003219446A patent/AU2003219446A1/en not_active Abandoned
- 2003-04-22 JP JP2004502137A patent/JP4566737B2/ja not_active Expired - Lifetime
- 2003-04-22 EP EP03715258A patent/EP1504341A2/en not_active Withdrawn
- 2003-04-22 CN CNB038097249A patent/CN100371886C/zh not_active Expired - Lifetime
- 2003-04-22 WO PCT/IB2003/001701 patent/WO2003093981A2/en active Application Filing
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5357618A (en) * | 1991-04-15 | 1994-10-18 | International Business Machines Corporation | Cache prefetch and bypass using stride registers |
CN1306246A (zh) * | 1999-12-10 | 2001-08-01 | 国际商业机器公司 | 预取由转移历史引导的指令/数据 |
Also Published As
Publication number | Publication date |
---|---|
AU2003219446A1 (en) | 2003-11-17 |
US6760818B2 (en) | 2004-07-06 |
WO2003093981A2 (en) | 2003-11-13 |
EP1504341A2 (en) | 2005-02-09 |
US20030208660A1 (en) | 2003-11-06 |
JP4566737B2 (ja) | 2010-10-20 |
JP2005524171A (ja) | 2005-08-11 |
WO2003093981A3 (en) | 2004-03-04 |
CN1650260A (zh) | 2005-08-03 |
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Legal Events
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C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
ASS | Succession or assignment of patent right |
Owner name: NXP CO., LTD. Free format text: FORMER OWNER: KONINKLIJKE PHILIPS ELECTRONICS N.V. Effective date: 20070914 |
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C41 | Transfer of patent application or patent right or utility model | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20070914 Address after: Holland Ian Deho Finn Applicant after: NXP B.V. Address before: Holland Ian Deho Finn Applicant before: Koninklijke Philips Electronics N.V. |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: NITAI SOFTWARE CO., LTD. Free format text: FORMER OWNER: KONINKL PHILIPS ELECTRONICS NV Effective date: 20120321 |
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C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20120321 Address after: Delaware Patentee after: NYTELL SOFTWARE LLC Address before: Holland Ian Deho Finn Patentee before: NXP B.V. |
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CX01 | Expiry of patent term |
Granted publication date: 20080227 |
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CX01 | Expiry of patent term |