IL139097A0 - Risc processor with context switch register sets accessible by external coprocessor - Google Patents

Risc processor with context switch register sets accessible by external coprocessor

Info

Publication number
IL139097A0
IL139097A0 IL13909799A IL13909799A IL139097A0 IL 139097 A0 IL139097 A0 IL 139097A0 IL 13909799 A IL13909799 A IL 13909799A IL 13909799 A IL13909799 A IL 13909799A IL 139097 A0 IL139097 A0 IL 139097A0
Authority
IL
Israel
Prior art keywords
context switch
risc processor
register sets
switch register
external coprocessor
Prior art date
Application number
IL13909799A
Other languages
English (en)
Original Assignee
Transwitch 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 Transwitch Corp filed Critical Transwitch Corp
Publication of IL139097A0 publication Critical patent/IL139097A0/xx

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
    • G06F9/30076—Arrangements for executing specific machine instructions to perform miscellaneous control operations, e.g. NOP
    • 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
    • G06F9/3836—Instruction issuing, e.g. dynamic instruction scheduling or out of order instruction execution
    • G06F9/3851—Instruction issuing, e.g. dynamic instruction scheduling or out of order instruction execution from multiple instruction streams, e.g. multistreaming
    • 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
    • G06F9/3877—Concurrent instruction execution, e.g. pipeline or look ahead using a slave processor, e.g. coprocessor
    • G06F9/3879—Concurrent instruction execution, e.g. pipeline or look ahead using a slave processor, e.g. coprocessor for non-native instruction execution, e.g. executing a command; for Java instruction set
    • G06F9/3881—Arrangements for communication of instructions and data
    • 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)
  • Multimedia (AREA)
  • Advance Control (AREA)
  • Executing Machine-Instructions (AREA)
IL13909799A 1998-04-22 1999-04-14 Risc processor with context switch register sets accessible by external coprocessor IL139097A0 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/064,446 US6134653A (en) 1998-04-22 1998-04-22 RISC processor architecture with high performance context switching in which one context can be loaded by a co-processor while another context is being accessed by an arithmetic logic unit
PCT/US1999/008275 WO1999054813A1 (fr) 1998-04-22 1999-04-14 Processeur risc possedant des ensembles de registres de commutation d'environnement accessibles a un coprocesseur externe

Publications (1)

Publication Number Publication Date
IL139097A0 true IL139097A0 (en) 2001-11-25

Family

ID=22056042

Family Applications (1)

Application Number Title Priority Date Filing Date
IL13909799A IL139097A0 (en) 1998-04-22 1999-04-14 Risc processor with context switch register sets accessible by external coprocessor

Country Status (8)

Country Link
US (1) US6134653A (fr)
EP (1) EP1082650A1 (fr)
JP (1) JP2002512399A (fr)
CN (1) CN1127687C (fr)
CA (1) CA2329229A1 (fr)
HK (1) HK1038085A1 (fr)
IL (1) IL139097A0 (fr)
WO (1) WO1999054813A1 (fr)

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JP4693326B2 (ja) 1999-12-22 2011-06-01 ウビコム インコーポレイテッド 組込み型プロセッサにおいてゼロタイムコンテクストスイッチを用いて命令レベルをマルチスレッド化するシステムおよび方法
US6601162B1 (en) * 2000-01-19 2003-07-29 Kabushiki Kaisha Toshiba Processor which executes pipeline processing having a plurality of stages and which has an operand bypass predicting function
US7010612B1 (en) 2000-06-22 2006-03-07 Ubicom, Inc. Universal serializer/deserializer
US7047396B1 (en) 2000-06-22 2006-05-16 Ubicom, Inc. Fixed length memory to memory arithmetic and architecture for a communications embedded processor system
FR2817058B1 (fr) * 2000-11-21 2003-01-24 St Microelectronics Sa Dispositif et procede de traitement des interruptions dans une transmission d'informations sur un bus
US7320065B2 (en) 2001-04-26 2008-01-15 Eleven Engineering Incorporated Multithread embedded processor with input/output capability
CA2381739A1 (fr) * 2002-04-15 2003-10-15 Ibm Canada Limited-Ibm Canada Limitee Verrous de rotation adaptatifs
US7822950B1 (en) 2003-01-22 2010-10-26 Ubicom, Inc. Thread cancellation and recirculation in a computer processor for avoiding pipeline stalls
EP1467282B1 (fr) * 2003-04-09 2008-10-01 Jaluna SA Systèmes d'exploitation
US8612992B2 (en) * 2003-04-09 2013-12-17 Jaluna Sa Operating systems
EP1503286B1 (fr) * 2003-07-30 2014-09-03 Jaluna SA Réseau de plusieurs systèmes d'exploitation
JP2007509387A (ja) * 2003-09-30 2007-04-12 ジャルナ エスアー オペレーティングシステム
FR2865291A1 (fr) * 2004-01-21 2005-07-22 Thomson Licensing Sa Procede de transfert de donnees dans un systeme multiprocesseur, systeme multiprocesseur et processeur mettant en oeuvre ce procede
US7814490B2 (en) 2004-10-14 2010-10-12 International Business Machines Corporation Apparatus and methods for performing computer system maintenance and notification activities in an opportunistic manner
US7620057B1 (en) * 2004-10-19 2009-11-17 Broadcom Corporation Cache line replacement with zero latency
US8171268B2 (en) * 2005-09-19 2012-05-01 Intel Corporation Technique for context state management to reduce save and restore operations between a memory and a processor using in-use vectors
US8195923B2 (en) * 2009-04-07 2012-06-05 Oracle America, Inc. Methods and mechanisms to support multiple features for a number of opcodes
US8458446B2 (en) * 2009-09-30 2013-06-04 Oracle America, Inc. Accessing a multibank register file using a thread identifier
JP5711889B2 (ja) * 2010-01-27 2015-05-07 スパンション エルエルシー リコンフィギュラブル回路および半導体集積回路
CN102043609B (zh) * 2010-12-14 2013-11-20 东莞市泰斗微电子科技有限公司 一种浮点协处理器及相应的配置、控制方法
US9195497B2 (en) * 2012-03-21 2015-11-24 Microchip Technology Incorporated Microcontroller with context switch
US10031773B2 (en) 2014-02-20 2018-07-24 Nxp Usa, Inc. Method to communicate task context information and device therefor
CN104090740A (zh) * 2014-05-27 2014-10-08 安徽师范大学 微控制器指令集的执行方法
JP2017037370A (ja) * 2015-08-06 2017-02-16 富士通株式会社 計算機、プロセス制御方法およびプロセス制御プログラム
US9703603B1 (en) 2016-04-25 2017-07-11 Nxp Usa, Inc. System and method for executing accelerator call
US10564977B2 (en) 2017-04-18 2020-02-18 International Business Machines Corporation Selective register allocation
US10540184B2 (en) 2017-04-18 2020-01-21 International Business Machines Corporation Coalescing store instructions for restoration
US10552164B2 (en) 2017-04-18 2020-02-04 International Business Machines Corporation Sharing snapshots between restoration and recovery
US10838733B2 (en) 2017-04-18 2020-11-17 International Business Machines Corporation Register context restoration based on rename register recovery
US10649785B2 (en) 2017-04-18 2020-05-12 International Business Machines Corporation Tracking changes to memory via check and recovery
US11010192B2 (en) 2017-04-18 2021-05-18 International Business Machines Corporation Register restoration using recovery buffers
US10545766B2 (en) 2017-04-18 2020-01-28 International Business Machines Corporation Register restoration using transactional memory register snapshots
US10963261B2 (en) 2017-04-18 2021-03-30 International Business Machines Corporation Sharing snapshots across save requests
US10740108B2 (en) 2017-04-18 2020-08-11 International Business Machines Corporation Management of store queue based on restoration operation
US10572265B2 (en) 2017-04-18 2020-02-25 International Business Machines Corporation Selecting register restoration or register reloading
US10782979B2 (en) 2017-04-18 2020-09-22 International Business Machines Corporation Restoring saved architected registers and suppressing verification of registers to be restored
US10489382B2 (en) * 2017-04-18 2019-11-26 International Business Machines Corporation Register restoration invalidation based on a context switch
CN108037951B (zh) * 2017-12-27 2020-11-20 山东师范大学 一种dtp处理器的中断快速切换方法及装置
CN109408339A (zh) * 2018-11-05 2019-03-01 郑州云海信息技术有限公司 一种cpld/fpga寄存器控制方法和系统
DE102018128045A1 (de) * 2018-11-09 2020-05-14 Infineon Technologies Ag Behandlung von Ausnahmen in einem Programm
GB2580327B (en) * 2018-12-31 2021-04-28 Graphcore Ltd Register files in a multi-threaded processor
CN110045989B (zh) * 2019-03-14 2023-11-14 合肥雷芯智能科技有限公司 一种动态切换式低功耗处理器
US12073221B2 (en) * 2020-07-14 2024-08-27 Nxp Usa, Inc. Context switching method and system for swapping contexts between register sets based on thread halt
CN112463327B (zh) * 2020-11-25 2023-01-31 海光信息技术股份有限公司 逻辑线程快速切换的方法、装置、cpu芯片及服务器
CN114168197B (zh) * 2021-12-09 2023-05-23 海光信息技术股份有限公司 指令执行方法、处理器以及电子装置

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Also Published As

Publication number Publication date
JP2002512399A (ja) 2002-04-23
US6134653A (en) 2000-10-17
WO1999054813A1 (fr) 1999-10-28
CN1127687C (zh) 2003-11-12
EP1082650A1 (fr) 2001-03-14
CN1306642A (zh) 2001-08-01
CA2329229A1 (fr) 1999-10-28
HK1038085A1 (en) 2002-03-01
WO1999054813A9 (fr) 2000-02-03

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