DE69803304D1 - Hardwareunterstütztes verfahren zum kontextwechsel - Google Patents
Hardwareunterstütztes verfahren zum kontextwechselInfo
- Publication number
- DE69803304D1 DE69803304D1 DE69803304T DE69803304T DE69803304D1 DE 69803304 D1 DE69803304 D1 DE 69803304D1 DE 69803304 T DE69803304 T DE 69803304T DE 69803304 T DE69803304 T DE 69803304T DE 69803304 D1 DE69803304 D1 DE 69803304D1
- Authority
- DE
- Germany
- Prior art keywords
- context
- hardware
- changing
- supported method
- supported
- 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
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
- G06F9/30098—Register arrangements
- G06F9/3012—Organisation of register space, e.g. banked or distributed register file
- G06F9/30123—Organisation of register space, e.g. banked or distributed register file according to context, e.g. thread buffers
-
- 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
- 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
- G06F9/3005—Arrangements for executing specific machine instructions to perform operations for flow control
- G06F9/30054—Unconditional branch instructions
-
- 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
- G06F9/46—Multiprogramming arrangements
- G06F9/461—Saving or restoring of program or task context
- G06F9/462—Saving or restoring of program or task context with multiple register sets
Landscapes
- Engineering & Computer Science (AREA)
- Software Systems (AREA)
- Theoretical Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Executing Machine-Instructions (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/928,252 US6128641A (en) | 1997-09-12 | 1997-09-12 | Data processing unit with hardware assisted context switching capability |
PCT/US1998/018592 WO1999014671A1 (en) | 1997-09-12 | 1998-09-04 | Data processing unit with hardware assisted context switching capability |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69803304D1 true DE69803304D1 (de) | 2002-02-21 |
DE69803304T2 DE69803304T2 (de) | 2002-05-02 |
Family
ID=25455966
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69803304T Expired - Lifetime DE69803304T2 (de) | 1997-09-12 | 1998-09-04 | Hardwareunterstütztes verfahren zum kontextwechsel |
Country Status (7)
Country | Link |
---|---|
US (1) | US6128641A (de) |
EP (1) | EP1012715B1 (de) |
JP (1) | JP2001516922A (de) |
KR (1) | KR20010030592A (de) |
DE (1) | DE69803304T2 (de) |
IL (1) | IL134236A0 (de) |
WO (1) | WO1999014671A1 (de) |
Families Citing this family (53)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6128728A (en) | 1997-08-01 | 2000-10-03 | Micron Technology, Inc. | Virtual shadow registers and virtual register windows |
US7941647B2 (en) | 1999-01-28 | 2011-05-10 | Ati Technologies Ulc | Computer for executing two instruction sets and adds a macroinstruction end marker for performing iterations after loop termination |
US8127121B2 (en) | 1999-01-28 | 2012-02-28 | Ati Technologies Ulc | Apparatus for executing programs for a first computer architechture on a computer of a second architechture |
US8121828B2 (en) | 1999-01-28 | 2012-02-21 | Ati Technologies Ulc | Detecting conditions for transfer of execution from one computer instruction stream to another and executing transfer on satisfaction of the conditions |
US7275246B1 (en) * | 1999-01-28 | 2007-09-25 | Ati International Srl | Executing programs for a first computer architecture on a computer of a second architecture |
US8074055B1 (en) | 1999-01-28 | 2011-12-06 | Ati Technologies Ulc | Altering data storage conventions of a processor when execution flows from first architecture code to second architecture code |
US6470442B1 (en) | 1999-07-30 | 2002-10-22 | International Business Machines Corporation | Processor assigning data to hardware partition based on selectable hash of data address |
US6823471B1 (en) | 1999-07-30 | 2004-11-23 | International Business Machines Corporation | Method for providing high availability within a data processing system via a reconfigurable hashed storage subsystem |
US6446165B1 (en) | 1999-07-30 | 2002-09-03 | International Business Machines Corporation | Address dependent caching behavior within a data processing system having HSA (hashed storage architecture) |
US6598118B1 (en) | 1999-07-30 | 2003-07-22 | International Business Machines Corporation | Data processing system with HSA (hashed storage architecture) |
US6449691B1 (en) | 1999-07-30 | 2002-09-10 | International Business Machines Corporation | Asymmetrical cache properties within a hashed storage subsystem |
US6658556B1 (en) | 1999-07-30 | 2003-12-02 | International Business Machines Corporation | Hashing a target address for a memory access instruction in order to determine prior to execution which particular load/store unit processes the instruction |
US6516404B1 (en) * | 1999-07-30 | 2003-02-04 | International Business Machines Corporation | Data processing system having hashed architected processor facilities |
IT251660Y1 (it) | 2000-04-07 | 2003-12-18 | Tecnosystemi S R L Ora Tecnosy | Struttura di contenitore da incasso particolarmente per la predisposizione di impianti di condizionamento dell'aria |
DE10061001B4 (de) * | 2000-12-08 | 2005-05-04 | Robert Bosch Gmbh | Verfahren und Steuergerät zur Steuerung von technischen Vorgängen in einem Kraftfahrzeug, sowie Speicherelement und Steuerprogramm hierfür |
KR100428859B1 (ko) * | 2001-04-27 | 2004-04-28 | 주식회사 현대시스콤 | 이동 통신 교환기의 파일 시스템에서 파일 생성/제거 속도향상 방법 |
TW589825B (en) * | 2001-07-02 | 2004-06-01 | Globespan Virata Corp | Communications system using rings architecture |
US7246220B1 (en) * | 2001-07-27 | 2007-07-17 | Magnum Semiconductor, Inc. | Architecture for hardware-assisted context switching between register groups dedicated to time-critical or non-time critical tasks without saving state |
US7434222B2 (en) * | 2001-12-20 | 2008-10-07 | Infineon Technologies Ag | Task context switching RTOS |
KR100505638B1 (ko) * | 2002-08-28 | 2005-08-03 | 삼성전자주식회사 | 워킹 콘텍스트 저장 및 복구 장치 및 방법 |
US7313797B2 (en) * | 2002-09-18 | 2007-12-25 | Wind River Systems, Inc. | Uniprocessor operating system design facilitating fast context switching |
US6904511B2 (en) * | 2002-10-11 | 2005-06-07 | Sandbridge Technologies, Inc. | Method and apparatus for register file port reduction in a multithreaded processor |
US6981083B2 (en) * | 2002-12-05 | 2005-12-27 | International Business Machines Corporation | Processor virtualization mechanism via an enhanced restoration of hard architected states |
US7254696B2 (en) * | 2002-12-12 | 2007-08-07 | Alacritech, Inc. | Functional-level instruction-set computer architecture for processing application-layer content-service requests such as file-access requests |
US7318141B2 (en) * | 2002-12-17 | 2008-01-08 | Intel Corporation | Methods and systems to control virtual machines |
GB0315844D0 (en) | 2003-07-04 | 2003-08-13 | Transitive Ltd | Method and apparatus for performing adjustable precision exception handling |
EP1658563B1 (de) * | 2003-08-28 | 2013-06-05 | MIPS Technologies, Inc. | Vorrichtung und verfahren zur einleitung gleichzeitiger anweisungsströme in einem mehrthread-mikroprozessor |
US7774585B2 (en) * | 2003-11-12 | 2010-08-10 | Infineon Technologies Ag | Interrupt and trap handling in an embedded multi-thread processor to avoid priority inversion and maintain real-time operation |
US7752470B2 (en) * | 2003-12-03 | 2010-07-06 | International Business Machines Corporation | Method and system for power management including device controller-based device use evaluation and power-state control |
US7356665B2 (en) * | 2003-12-17 | 2008-04-08 | International Business Machines Corporation | Method and system for machine memory power and availability management in a processing system supporting multiple virtual machines |
US7197652B2 (en) * | 2003-12-22 | 2007-03-27 | International Business Machines Corporation | Method and system for energy management in a simultaneous multi-threaded (SMT) processing system including per-thread device usage monitoring |
US8595687B2 (en) * | 2004-06-23 | 2013-11-26 | Broadcom Corporation | Method and system for providing text information in an application framework for a wireless device |
US20050288001A1 (en) * | 2004-06-23 | 2005-12-29 | Foster Derek J | Method and system for an application framework for a wireless device |
US7937710B1 (en) * | 2005-11-22 | 2011-05-03 | Nvidia Corporation | Context switch signaling method and system |
US8010963B2 (en) | 2005-12-01 | 2011-08-30 | International Business Machines Corporation | Method, apparatus and program storage device for providing light weight system calls to improve user mode performance |
KR100770034B1 (ko) * | 2006-03-02 | 2007-10-26 | 삼성전자주식회사 | 복수의 레지스터 파일을 이용한 문맥 교환 방법 및 시스템 |
JP4119945B2 (ja) | 2006-08-24 | 2008-07-16 | ネットクリアスシステムズ株式会社 | タスク処理装置 |
US8539210B2 (en) * | 2007-11-30 | 2013-09-17 | Microchip Technology Incorporated | Context switching with automatic saving of special function registers memory-mapped to all banks |
JP2009175960A (ja) * | 2008-01-23 | 2009-08-06 | Panasonic Corp | 仮想マルチプロセッサシステム |
CN102057357A (zh) * | 2008-06-11 | 2011-05-11 | 松下电器产业株式会社 | 多处理器*** |
US8850557B2 (en) | 2012-02-29 | 2014-09-30 | International Business Machines Corporation | Processor and data processing method with non-hierarchical computer security enhancements for context states |
US20140348101A1 (en) * | 2011-12-14 | 2014-11-27 | Optis Cellular Technology, Llc | Buffer resource management method and telecommunication equipment |
JP5848153B2 (ja) * | 2012-02-17 | 2016-01-27 | ルネサスエレクトロニクス株式会社 | 信号処理装置及び半導体装置 |
US10289418B2 (en) * | 2012-12-27 | 2019-05-14 | Nvidia Corporation | Cooperative thread array granularity context switch during trap handling |
US9448837B2 (en) * | 2012-12-27 | 2016-09-20 | Nvidia Corporation | Cooperative thread array granularity context switch during trap handling |
US10802866B2 (en) * | 2015-04-30 | 2020-10-13 | Microchip Technology Incorporated | Central processing unit with DSP engine and enhanced context switch capabilities |
US9703603B1 (en) | 2016-04-25 | 2017-07-11 | Nxp Usa, Inc. | System and method for executing accelerator call |
DE102016214117A1 (de) * | 2016-08-01 | 2018-02-01 | Siemens Aktiengesellschaft | Ermitteln einer Ausführungszeit eines Anwenderprogramms |
KR101926933B1 (ko) * | 2016-12-09 | 2018-12-07 | 경북대학교 산학협력단 | C 언어 기반 내장형 소프트웨어 운영체제 모델링 방법, 이를 수행하기 위한 기록 매체 및 장치 |
US10248595B2 (en) * | 2017-08-10 | 2019-04-02 | Infineon Technologies Ag | Virtual machine monitor interrupt support for computer processing unit (CPU) |
US11036569B2 (en) * | 2017-08-24 | 2021-06-15 | Lutron Technology Company Llc | Stack safety for independently defined operations |
US10884481B2 (en) | 2018-03-30 | 2021-01-05 | Konica Minolta Laboratory U.S.A., Inc. | Apparatus and method for improving power savings by accelerating device suspend and resume operations |
CN112799792B (zh) * | 2021-02-01 | 2023-12-05 | 安徽芯纪元科技有限公司 | 一种嵌入式操作***的任务上下文寄存器保护方法 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4025904A (en) * | 1973-10-19 | 1977-05-24 | Texas Instruments Incorporated | Programmed allocation of computer memory workspace |
US4074353A (en) * | 1976-05-24 | 1978-02-14 | Honeywell Information Systems Inc. | Trap mechanism for a data processing system |
US5142677A (en) * | 1989-05-04 | 1992-08-25 | Texas Instruments Incorporated | Context switching devices, systems and methods |
US5201039A (en) * | 1987-09-30 | 1993-04-06 | Mitsubishi Denki Kabushiki Kaisha | Multiple address-space data processor with addressable register and context switching |
GB2216307B (en) * | 1988-03-01 | 1992-08-26 | Ardent Computer Corp | Vector register file |
US5008812A (en) * | 1988-03-18 | 1991-04-16 | Digital Equipment Corporation | Context switching method and apparatus for use in a vector processing system |
US5655132A (en) * | 1994-08-08 | 1997-08-05 | Rockwell International Corporation | Register file with multi-tasking support |
-
1997
- 1997-09-12 US US08/928,252 patent/US6128641A/en not_active Expired - Lifetime
-
1998
- 1998-09-04 EP EP98945916A patent/EP1012715B1/de not_active Expired - Lifetime
- 1998-09-04 WO PCT/US1998/018592 patent/WO1999014671A1/en not_active Application Discontinuation
- 1998-09-04 KR KR1020007002644A patent/KR20010030592A/ko not_active Application Discontinuation
- 1998-09-04 JP JP2000512139A patent/JP2001516922A/ja active Pending
- 1998-09-04 IL IL13423698A patent/IL134236A0/xx unknown
- 1998-09-04 DE DE69803304T patent/DE69803304T2/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
US6128641A (en) | 2000-10-03 |
WO1999014671A1 (en) | 1999-03-25 |
DE69803304T2 (de) | 2002-05-02 |
KR20010030592A (ko) | 2001-04-16 |
EP1012715B1 (de) | 2001-11-21 |
JP2001516922A (ja) | 2001-10-02 |
EP1012715A1 (de) | 2000-06-28 |
IL134236A0 (en) | 2001-04-30 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
R081 | Change of applicant/patentee |
Ref document number: 1012715 Country of ref document: EP Owner name: INFINEON TECHNOLOGIES AG, DE Free format text: FORMER OWNER: INFINEON TECHNOLOGIES NORTH AMERICA CORP., CUPERTINO, US Effective date: 20121128 |