JP3779012B2 - 分岐による中断のないパイプライン化されたマイクロプロセッサ及びその動作方法 - Google Patents

分岐による中断のないパイプライン化されたマイクロプロセッサ及びその動作方法 Download PDF

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Publication number
JP3779012B2
JP3779012B2 JP33912596A JP33912596A JP3779012B2 JP 3779012 B2 JP3779012 B2 JP 3779012B2 JP 33912596 A JP33912596 A JP 33912596A JP 33912596 A JP33912596 A JP 33912596A JP 3779012 B2 JP3779012 B2 JP 3779012B2
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Japan
Prior art keywords
instruction
branch
microprocessor
instructions
dispatch
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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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JP33912596A
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English (en)
Japanese (ja)
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JPH09274565A5 (enExample
JPH09274565A (ja
Inventor
ロバート・ヤング
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Sun Microsystems Inc
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Sun Microsystems Inc
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Publication date
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Publication of JPH09274565A publication Critical patent/JPH09274565A/ja
Publication of JPH09274565A5 publication Critical patent/JPH09274565A5/ja
Application granted granted Critical
Publication of JP3779012B2 publication Critical patent/JP3779012B2/ja
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    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F9/00—Arrangements for program control, e.g. control units
    • 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
    • G06F9/3861—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 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
    • G06F9/3005—Arrangements for executing specific machine instructions to perform operations for flow control
    • G06F9/30058—Conditional branch instructions
    • 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
    • G06F9/3836—Instruction issuing, e.g. dynamic instruction scheduling or out of order instruction execution
    • G06F9/3842—Speculative instruction execution
    • 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
    • G06F9/3854—Instruction completion, e.g. retiring, committing or graduating
    • G06F9/3858—Result writeback, i.e. updating the architectural state or memory
    • G06F9/38585—Result writeback, i.e. updating the architectural state or memory with result invalidation, e.g. nullification

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  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Software Systems (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Advance Control (AREA)
JP33912596A 1995-12-07 1996-12-05 分岐による中断のないパイプライン化されたマイクロプロセッサ及びその動作方法 Expired - Lifetime JP3779012B2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/569,725 US5809324A (en) 1995-12-07 1995-12-07 Multiple instruction dispatch system for pipelined microprocessor without branch breaks
US08/569,725 1995-12-07

Publications (3)

Publication Number Publication Date
JPH09274565A JPH09274565A (ja) 1997-10-21
JPH09274565A5 JPH09274565A5 (enExample) 2004-10-21
JP3779012B2 true JP3779012B2 (ja) 2006-05-24

Family

ID=24276603

Family Applications (1)

Application Number Title Priority Date Filing Date
JP33912596A Expired - Lifetime JP3779012B2 (ja) 1995-12-07 1996-12-05 分岐による中断のないパイプライン化されたマイクロプロセッサ及びその動作方法

Country Status (5)

Country Link
US (1) US5809324A (enExample)
EP (1) EP0778519B1 (enExample)
JP (1) JP3779012B2 (enExample)
KR (1) KR100431975B1 (enExample)
DE (1) DE69626263T2 (enExample)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6289437B1 (en) 1997-08-27 2001-09-11 International Business Machines Corporation Data processing system and method for implementing an efficient out-of-order issue mechanism
US6289442B1 (en) 1998-10-05 2001-09-11 Advanced Micro Devices, Inc. Circuit and method for tagging and invalidating speculatively executed instructions
US6910123B1 (en) * 2000-01-13 2005-06-21 Texas Instruments Incorporated Processor with conditional instruction execution based upon state of corresponding annul bit of annul code
US6976150B1 (en) * 2000-04-06 2005-12-13 The Board Of Governors For Higher Education, State Of Rhode Island And Providence Plantations Resource flow computing device
US7072998B2 (en) * 2003-05-13 2006-07-04 Via Technologies, Inc. Method and system for optimized FIFO full conduction control
US7636837B2 (en) 2003-05-28 2009-12-22 Fujitsu Limited Apparatus and method for controlling instructions at time of failure of branch prediction
US7949861B2 (en) * 2005-06-10 2011-05-24 Qualcomm Incorporated Method and apparatus for managing instruction flushing in a microprocessor's instruction pipeline
US8127115B2 (en) * 2009-04-03 2012-02-28 International Business Machines Corporation Group formation with multiple taken branches per group
KR20130066402A (ko) * 2011-12-12 2013-06-20 삼성전자주식회사 트레이스 데이터 저장 장치 및 방법
US9122424B1 (en) * 2013-07-18 2015-09-01 Western Digital Technologies, Inc. FIFO buffer clean-up

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4833599A (en) * 1987-04-20 1989-05-23 Multiflow Computer, Inc. Hierarchical priority branch handling for parallel execution in a parallel processor
JP2845646B2 (ja) * 1990-09-05 1999-01-13 株式会社東芝 並列演算処理装置
US5493669A (en) * 1993-03-03 1996-02-20 Motorola, Inc. Data processor for simultaneously searching two fields of the rename buffer having first and second most recently allogated bits
US5644779A (en) * 1994-04-15 1997-07-01 International Business Machines Corporation Processing system and method of operation for concurrent processing of branch instructions with cancelling of processing of a branch instruction
US5542109A (en) * 1994-08-31 1996-07-30 Exponential Technology, Inc. Address tracking and branch resolution in a processor with multiple execution pipelines and instruction stream discontinuities
US5598546A (en) * 1994-08-31 1997-01-28 Exponential Technology, Inc. Dual-architecture super-scalar pipeline

Also Published As

Publication number Publication date
DE69626263T2 (de) 2004-02-05
US5809324A (en) 1998-09-15
KR100431975B1 (ko) 2004-10-28
DE69626263D1 (de) 2003-03-27
EP0778519A2 (en) 1997-06-11
EP0778519B1 (en) 2003-02-19
EP0778519A3 (en) 1998-06-10
KR970049478A (ko) 1997-07-29
JPH09274565A (ja) 1997-10-21

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