JP2010517183A - 誤予測された分岐のためにフラッシュするセグメント化パイプライン - Google Patents

誤予測された分岐のためにフラッシュするセグメント化パイプライン Download PDF

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Publication number
JP2010517183A
JP2010517183A JP2009547432A JP2009547432A JP2010517183A JP 2010517183 A JP2010517183 A JP 2010517183A JP 2009547432 A JP2009547432 A JP 2009547432A JP 2009547432 A JP2009547432 A JP 2009547432A JP 2010517183 A JP2010517183 A JP 2010517183A
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JP
Japan
Prior art keywords
instruction
pipeline
instructions
branch
processor
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Pending
Application number
JP2009547432A
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English (en)
Japanese (ja)
Inventor
マクイルバイン、マイケル・スコット
ディーフェンダーファー、ジェームズ・ノリス
サートリウス、トマス・アンドリュー
スミス、ロドニー・ウェイン
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Qualcomm Inc
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Qualcomm Inc
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Application filed by Qualcomm Inc filed Critical Qualcomm Inc
Publication of JP2010517183A publication Critical patent/JP2010517183A/ja
Pending legal-status Critical Current

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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
    • 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
    • G06F9/3838—Dependency mechanisms, e.g. register scoreboarding
    • G06F9/384—Register renaming
    • 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
    • G06F9/3861—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
    • 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
    • G06F9/3867—Concurrent instruction execution, e.g. pipeline or look ahead using instruction pipelines

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  • 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)
JP2009547432A 2007-01-24 2008-01-24 誤予測された分岐のためにフラッシュするセグメント化パイプライン Pending JP2010517183A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US11/626,443 US7624254B2 (en) 2007-01-24 2007-01-24 Segmented pipeline flushing for mispredicted branches
PCT/US2008/051966 WO2008092045A1 (en) 2007-01-24 2008-01-24 Segmented pipeline flushing for mispredicted branches

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2012133878A Division JP5866259B2 (ja) 2007-01-24 2012-06-13 誤予測された分岐のためにフラッシュするセグメント化パイプライン

Publications (1)

Publication Number Publication Date
JP2010517183A true JP2010517183A (ja) 2010-05-20

Family

ID=39327442

Family Applications (4)

Application Number Title Priority Date Filing Date
JP2009547432A Pending JP2010517183A (ja) 2007-01-24 2008-01-24 誤予測された分岐のためにフラッシュするセグメント化パイプライン
JP2012133878A Expired - Fee Related JP5866259B2 (ja) 2007-01-24 2012-06-13 誤予測された分岐のためにフラッシュするセグメント化パイプライン
JP2014121814A Expired - Fee Related JP6208084B2 (ja) 2007-01-24 2014-06-12 誤予測された分岐のためにフラッシュするセグメント化パイプライン
JP2016082077A Expired - Fee Related JP6370829B2 (ja) 2007-01-24 2016-04-15 誤予測された分岐のためにフラッシュするセグメント化パイプライン

Family Applications After (3)

Application Number Title Priority Date Filing Date
JP2012133878A Expired - Fee Related JP5866259B2 (ja) 2007-01-24 2012-06-13 誤予測された分岐のためにフラッシュするセグメント化パイプライン
JP2014121814A Expired - Fee Related JP6208084B2 (ja) 2007-01-24 2014-06-12 誤予測された分岐のためにフラッシュするセグメント化パイプライン
JP2016082077A Expired - Fee Related JP6370829B2 (ja) 2007-01-24 2016-04-15 誤予測された分岐のためにフラッシュするセグメント化パイプライン

Country Status (10)

Country Link
US (1) US7624254B2 (https=)
EP (1) EP2115572B1 (https=)
JP (4) JP2010517183A (https=)
KR (1) KR101107812B1 (https=)
CN (1) CN101601009B (https=)
BR (1) BRPI0807405A2 (https=)
CA (1) CA2674720C (https=)
MX (1) MX2009007949A (https=)
RU (1) RU2427889C2 (https=)
WO (1) WO2008092045A1 (https=)

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JP2014211881A (ja) * 2007-01-24 2014-11-13 クゥアルコム・インコーポレイテッドＱｕａｌｃｏｍｍ Ｉｎｃｏｒｐｏｒａｔｅｄ 誤予測された分岐のためにフラッシュするセグメント化パイプライン

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US9384003B2 (en) * 2007-10-23 2016-07-05 Texas Instruments Incorporated Determining whether a branch instruction is predicted based on a capture range of a second instruction
US7877586B2 (en) * 2008-02-01 2011-01-25 International Business Machines Corporation Branch target address cache selectively applying a delayed hit
US8099586B2 (en) * 2008-12-30 2012-01-17 Oracle America, Inc. Branch misprediction recovery mechanism for microprocessors
US20110320787A1 (en) * 2010-06-28 2011-12-29 Qualcomm Incorporated Indirect Branch Hint
CA2801382C (en) 2010-06-29 2018-12-18 Exxonmobil Upstream Research Company Method and system for parallel simulation models
US8862861B2 (en) 2011-05-13 2014-10-14 Oracle International Corporation Suppressing branch prediction information update by branch instructions in incorrect speculative execution path
US8886920B2 (en) 2011-05-13 2014-11-11 Oracle International Corporation Associating tag to branch instruction to access array storing predicted target addresses for page crossing targets for comparison with resolved address at execution stage
CN102360282A (zh) * 2011-09-26 2012-02-22 杭州中天微系统有限公司 快速处置分支指令预测错误的流水线处理器装置
EP2786905B1 (en) 2011-11-29 2018-10-31 TS Tech Co., Ltd. Mounting member, and airbag module-equipped seat
US9268569B2 (en) * 2012-02-24 2016-02-23 Apple Inc. Branch misprediction behavior suppression on zero predicate branch mispredict
CN105164637B (zh) * 2013-05-30 2017-12-19 英特尔公司 用于执行循环的方法、系统、装置和处理器以及机器可读介质
US9792252B2 (en) 2013-05-31 2017-10-17 Microsoft Technology Licensing, Llc Incorporating a spatial array into one or more programmable processor cores
US10409606B2 (en) 2015-06-26 2019-09-10 Microsoft Technology Licensing, Llc Verifying branch targets
US10191747B2 (en) 2015-06-26 2019-01-29 Microsoft Technology Licensing, Llc Locking operand values for groups of instructions executed atomically
US9946548B2 (en) 2015-06-26 2018-04-17 Microsoft Technology Licensing, Llc Age-based management of instruction blocks in a processor instruction window
US10409599B2 (en) 2015-06-26 2019-09-10 Microsoft Technology Licensing, Llc Decoding information about a group of instructions including a size of the group of instructions
US10175988B2 (en) 2015-06-26 2019-01-08 Microsoft Technology Licensing, Llc Explicit instruction scheduler state information for a processor
US9952867B2 (en) 2015-06-26 2018-04-24 Microsoft Technology Licensing, Llc Mapping instruction blocks based on block size
US9720693B2 (en) 2015-06-26 2017-08-01 Microsoft Technology Licensing, Llc Bulk allocation of instruction blocks to a processor instruction window
US10169044B2 (en) 2015-06-26 2019-01-01 Microsoft Technology Licensing, Llc Processing an encoding format field to interpret header information regarding a group of instructions
US10346168B2 (en) 2015-06-26 2019-07-09 Microsoft Technology Licensing, Llc Decoupled processor instruction window and operand buffer
US10255074B2 (en) 2015-09-11 2019-04-09 Qualcomm Incorporated Selective flushing of instructions in an instruction pipeline in a processor back to an execution-resolved target address, in response to a precise interrupt
CN121300858A (zh) * 2025-09-02 2026-01-09 北京微核芯科技有限公司 分支指令预测方法、装置和设备

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JPH07160500A (ja) * 1993-10-18 1995-06-23 Cyrix Corp 推論的実行を行うマイクロプロセッサ
US5586278A (en) * 1994-03-01 1996-12-17 Intel Corporation Method and apparatus for state recovery following branch misprediction in an out-of-order microprocessor
US5627985A (en) * 1994-01-04 1997-05-06 Intel Corporation Speculative and committed resource files in an out-of-order processor
US5812839A (en) * 1994-01-03 1998-09-22 Intel Corporation Dual prediction branch system having two step of branch recovery process which activated only when mispredicted branch is the oldest instruction in the out-of-order unit

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SU1300471A1 (ru) * 1985-11-01 1987-03-30 Предприятие П/Я Г-4677 Устройство дл выполнени условных переходов в конвейерном процессоре
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US7624254B2 (en) * 2007-01-24 2009-11-24 Qualcomm Incorporated Segmented pipeline flushing for mispredicted branches

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JPH07160500A (ja) * 1993-10-18 1995-06-23 Cyrix Corp 推論的実行を行うマイクロプロセッサ
US5812839A (en) * 1994-01-03 1998-09-22 Intel Corporation Dual prediction branch system having two step of branch recovery process which activated only when mispredicted branch is the oldest instruction in the out-of-order unit
US5627985A (en) * 1994-01-04 1997-05-06 Intel Corporation Speculative and committed resource files in an out-of-order processor
US5586278A (en) * 1994-03-01 1996-12-17 Intel Corporation Method and apparatus for state recovery following branch misprediction in an out-of-order microprocessor

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2014211881A (ja) * 2007-01-24 2014-11-13 クゥアルコム・インコーポレイテッドＱｕａｌｃｏｍｍ Ｉｎｃｏｒｐｏｒａｔｅｄ 誤予測された分岐のためにフラッシュするセグメント化パイプライン
JP2016167284A (ja) * 2007-01-24 2016-09-15 クゥアルコム・インコーポレイテッドＱｕａｌｃｏｍｍ Ｉｎｃｏｒｐｏｒａｔｅｄ 誤予測された分岐のためにフラッシュするセグメント化パイプライン

Also Published As

Publication number Publication date
US20080177992A1 (en) 2008-07-24
JP6370829B2 (ja) 2018-08-08
WO2008092045A1 (en) 2008-07-31
JP6208084B2 (ja) 2017-10-04
CA2674720A1 (en) 2008-07-31
CN101601009A (zh) 2009-12-09
JP2016167284A (ja) 2016-09-15
CA2674720C (en) 2015-02-03
KR101107812B1 (ko) 2012-01-25
MX2009007949A (es) 2009-08-07
JP2014211881A (ja) 2014-11-13
US7624254B2 (en) 2009-11-24
JP2012230687A (ja) 2012-11-22
RU2427889C2 (ru) 2011-08-27
EP2115572B1 (en) 2015-03-11
RU2009131712A (ru) 2011-02-27
CN101601009B (zh) 2015-09-16
JP5866259B2 (ja) 2016-02-17
BRPI0807405A2 (pt) 2014-07-08
KR20090102871A (ko) 2009-09-30
EP2115572A1 (en) 2009-11-11

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