DE69600995D1 - Fehlerbearbeitung in spekulativen befehlen - Google Patents

Fehlerbearbeitung in spekulativen befehlen

Info

Publication number
DE69600995D1
DE69600995D1 DE69600995T DE69600995T DE69600995D1 DE 69600995 D1 DE69600995 D1 DE 69600995D1 DE 69600995 T DE69600995 T DE 69600995T DE 69600995 T DE69600995 T DE 69600995T DE 69600995 D1 DE69600995 D1 DE 69600995D1
Authority
DE
Germany
Prior art keywords
troubleshooting
speculative commands
speculative
commands
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
DE69600995T
Other languages
English (en)
Other versions
DE69600995T2 (de
Inventor
Kemal Ebcioglu
Gabriel Silberman
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
Publication of DE69600995D1 publication Critical patent/DE69600995D1/de
Application granted granted Critical
Publication of DE69600995T2 publication Critical patent/DE69600995T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • G06F9/38—Concurrent instruction execution, e.g. pipeline or look ahead
    • G06F9/3861—Recovery, e.g. branch miss-prediction, exception handling
    • G06F9/3865—Recovery, e.g. branch miss-prediction, exception handling using deferred exception handling, e.g. exception flags
    • 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
    • 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
    • G06F9/3842—Speculative instruction execution
    • 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
    • G06F9/3861—Recovery, e.g. branch miss-prediction, exception handling
    • G06F9/3863—Recovery, e.g. branch miss-prediction, exception handling using multiple copies of the architectural state, e.g. shadow registers

Landscapes

  • Engineering & Computer Science (AREA)
  • Software Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Advance Control (AREA)
DE69600995T 1995-01-24 1996-01-09 Fehlerbearbeitung in spekulativen befehlen Expired - Lifetime DE69600995T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/377,563 US5799179A (en) 1995-01-24 1995-01-24 Handling of exceptions in speculative instructions
PCT/EP1996/000060 WO1996023254A1 (en) 1995-01-24 1996-01-09 Handling of exceptions in speculative instructions

Publications (2)

Publication Number Publication Date
DE69600995D1 true DE69600995D1 (de) 1998-12-24
DE69600995T2 DE69600995T2 (de) 1999-07-08

Family

ID=23489627

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69600995T Expired - Lifetime DE69600995T2 (de) 1995-01-24 1996-01-09 Fehlerbearbeitung in spekulativen befehlen

Country Status (10)

Country Link
US (1) US5799179A (de)
EP (1) EP0804759B1 (de)
JP (1) JP3093624B2 (de)
KR (1) KR100290269B1 (de)
CN (1) CN1109966C (de)
CA (1) CA2203124C (de)
CZ (1) CZ293714B6 (de)
DE (1) DE69600995T2 (de)
PL (1) PL181901B1 (de)
WO (1) WO1996023254A1 (de)

Families Citing this family (36)

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US5778219A (en) * 1990-12-14 1998-07-07 Hewlett-Packard Company Method and system for propagating exception status in data registers and for detecting exceptions from speculative operations with non-speculative operations
US6185668B1 (en) * 1995-12-21 2001-02-06 Intergraph Corporation Method and apparatus for speculative execution of instructions
US5872990A (en) * 1997-01-07 1999-02-16 International Business Machines Corporation Reordering of memory reference operations and conflict resolution via rollback in a multiprocessing environment
US6505296B2 (en) 1997-10-13 2003-01-07 Hewlett-Packard Company Emulated branch effected by trampoline mechanism
AU1078099A (en) * 1997-10-13 1999-05-03 Institute For The Development Of Emerging Architectures, Llc Method and apparatus for optimizing instruction execution
US6044454A (en) * 1998-02-19 2000-03-28 International Business Machines Corporation IEEE compliant floating point unit
US6260190B1 (en) * 1998-08-11 2001-07-10 Hewlett-Packard Company Unified compiler framework for control and data speculation with recovery code
US6301705B1 (en) * 1998-10-01 2001-10-09 Institute For The Development Of Emerging Architectures, L.L.C. System and method for deferring exceptions generated during speculative execution
US6519694B2 (en) 1999-02-04 2003-02-11 Sun Microsystems, Inc. System for handling load errors having symbolic entity generator to generate symbolic entity and ALU to propagate the symbolic entity
US6453463B1 (en) 1999-06-07 2002-09-17 Sun Microsystems, Inc. Method and apparatus for providing finer marking granularity for fields within objects
US6513109B1 (en) 1999-08-31 2003-01-28 International Business Machines Corporation Method and apparatus for implementing execution predicates in a computer processing system
US6487716B1 (en) 1999-10-08 2002-11-26 International Business Machines Corporation Methods and apparatus for optimizing programs in the presence of exceptions
US6658555B1 (en) * 1999-11-04 2003-12-02 International Business Machines Corporation Determining successful completion of an instruction by comparing the number of pending instruction cycles with a number based on the number of stages in the pipeline
US6766447B1 (en) * 2000-01-25 2004-07-20 Dell Products L.P. System and method of preventing speculative reading during memory initialization
US6631460B1 (en) 2000-04-27 2003-10-07 Institute For The Development Of Emerging Architectures, L.L.C. Advanced load address table entry invalidation based on register address wraparound
US7240186B2 (en) * 2001-07-16 2007-07-03 Hewlett-Packard Development Company, L.P. System and method to avoid resource contention in the presence of exceptions
EP1444571B1 (de) * 2001-10-08 2007-12-12 Telefonaktiebolaget LM Ericsson (publ) Hidden-job-startpräperation in einem anweisungsparallelen prozessorsystem
US7114059B2 (en) * 2001-11-05 2006-09-26 Intel Corporation System and method to bypass execution of instructions involving unreliable data during speculative execution
JP3900485B2 (ja) * 2002-07-29 2007-04-04 インターナショナル・ビジネス・マシーンズ・コーポレーション 最適化装置、コンパイラプログラム、最適化方法、及び記録媒体
US7500126B2 (en) * 2002-12-04 2009-03-03 Nxp B.V. Arrangement and method for controlling power modes of hardware resources
US7263600B2 (en) * 2004-05-05 2007-08-28 Advanced Micro Devices, Inc. System and method for validating a memory file that links speculative results of load operations to register values
US7934082B2 (en) * 2004-08-27 2011-04-26 Panasonic Corporation Information processing apparatus and exception control circuit
CN101203859B (zh) * 2005-04-21 2013-08-14 松下电器产业株式会社 程序难破解化装置和难破解化方法
US8024714B2 (en) 2006-11-17 2011-09-20 Microsoft Corporation Parallelizing sequential frameworks using transactions
US8010550B2 (en) 2006-11-17 2011-08-30 Microsoft Corporation Parallelizing sequential frameworks using transactions
US7860847B2 (en) * 2006-11-17 2010-12-28 Microsoft Corporation Exception ordering in contention management to support speculative sequential semantics
JP5154119B2 (ja) * 2007-03-26 2013-02-27 テレフオンアクチーボラゲット エル エム エリクソン（パブル） プロセッサ
US8458684B2 (en) * 2009-08-19 2013-06-04 International Business Machines Corporation Insertion of operation-and-indicate instructions for optimized SIMD code
US20110047358A1 (en) * 2009-08-19 2011-02-24 International Business Machines Corporation In-Data Path Tracking of Floating Point Exceptions and Store-Based Exception Indication
US8825982B2 (en) 2010-06-10 2014-09-02 Global Supercomputing Corporation Storage unsharing
US9996348B2 (en) 2012-06-14 2018-06-12 Apple Inc. Zero cycle load
US11068271B2 (en) 2014-07-28 2021-07-20 Apple Inc. Zero cycle move using free list counts
CN104598808B (zh) * 2015-01-08 2018-02-16 中国科学院信息工程研究所 基于寄存器架构的Android应用完整性验证方法
US10120656B1 (en) 2017-11-07 2018-11-06 Bank Of America Corporation Robotic process automation system for functional evaluation and improvement of back end instructional constructs
US11416254B2 (en) 2019-12-05 2022-08-16 Apple Inc. Zero cycle load bypass in a decode group
US11436830B2 (en) 2020-03-11 2022-09-06 Bank Of America Corporation Cognitive robotic process automation architecture

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4539635A (en) * 1980-02-11 1985-09-03 At&T Bell Laboratories Pipelined digital processor arranged for conditional operation
US5487156A (en) * 1989-12-15 1996-01-23 Popescu; Valeri Processor architecture having independently fetching issuing and updating operations of instructions which are sequentially assigned and stored in order fetched
FR2656442B1 (fr) * 1989-12-21 1994-07-29 Bull Sa Processeur a plusieurs unites microprogrammees avec mecanisme d'execution anticipee des instructions.
US5303355A (en) * 1991-03-27 1994-04-12 Motorola, Inc. Pipelined data processor which conditionally executes a predetermined looping instruction in hardware
US5479616A (en) * 1992-04-03 1995-12-26 Cyrix Corporation Exception handling for prefetched instruction bytes using valid bits to identify instructions that will cause an exception
KR100310581B1 (ko) * 1993-05-14 2001-12-17 피터 엔. 데트킨 분기목표버퍼의추측기록메카니즘
US5428807A (en) * 1993-06-17 1995-06-27 Digital Equipment Corporation Method and apparatus for propagating exception conditions of a computer system
US5421022A (en) * 1993-06-17 1995-05-30 Digital Equipment Corporation Apparatus and method for speculatively executing instructions in a computer system
US5537559A (en) * 1994-02-08 1996-07-16 Meridian Semiconductor, Inc. Exception handling circuit and method
US5634023A (en) * 1994-07-01 1997-05-27 Digital Equipment Corporation Software mechanism for accurately handling exceptions generated by speculatively scheduled instructions
US5649136A (en) * 1995-02-14 1997-07-15 Hal Computer Systems, Inc. Processor structure and method for maintaining and restoring precise state at any instruction boundary

Also Published As

Publication number Publication date
KR19980701774A (ko) 1998-06-25
CZ293714B6 (cs) 2004-07-14
JPH08263287A (ja) 1996-10-11
WO1996023254A1 (en) 1996-08-01
EP0804759B1 (de) 1998-11-18
EP0804759A1 (de) 1997-11-05
CA2203124A1 (en) 1996-08-01
KR100290269B1 (ko) 2001-05-15
CZ208497A3 (en) 1997-12-17
CN1109966C (zh) 2003-05-28
PL181901B1 (pl) 2001-10-31
JP3093624B2 (ja) 2000-10-03
CN1136182A (zh) 1996-11-20
PL321542A1 (en) 1997-12-08
CA2203124C (en) 2002-11-19
US5799179A (en) 1998-08-25
DE69600995T2 (de) 1999-07-08

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Legal Events

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8330 Complete renunciation