JP4500363B2 - プロセッサ装置、デュアルプロセッサを動作させる方法及びアレイプロセッサの動作方法 - Google Patents
プロセッサ装置、デュアルプロセッサを動作させる方法及びアレイプロセッサの動作方法 Download PDFInfo
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- 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
- G06F9/3885—Concurrent instruction execution, e.g. pipeline or look ahead using a plurality of independent parallel functional units
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- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F15/00—Digital computers in general; Data processing equipment in general
- G06F15/16—Combinations of two or more digital computers each having at least an arithmetic unit, a program unit and a register, e.g. for a simultaneous processing of several programs
- G06F15/163—Interprocessor communication
- G06F15/173—Interprocessor communication using an interconnection network, e.g. matrix, shuffle, pyramid, star, snowflake
- G06F15/17337—Direct connection machines, e.g. completely connected computers, point to point communication networks
- G06F15/17343—Direct connection machines, e.g. completely connected computers, point to point communication networks wherein the interconnection is dynamically configurable, e.g. having loosely coupled nearest neighbor architecture
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- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F15/00—Digital computers in general; Data processing equipment in general
- G06F15/76—Architectures of general purpose stored program computers
- G06F15/80—Architectures of general purpose stored program computers comprising an array of processing units with common control, e.g. single instruction multiple data processors
- G06F15/8007—Architectures of general purpose stored program computers comprising an array of processing units with common control, e.g. single instruction multiple data processors single instruction multiple data [SIMD] multiprocessors
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- 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
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- 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
- G06F9/30145—Instruction analysis, e.g. decoding, instruction word fields
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- 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
- G06F9/30181—Instruction operation extension or modification
- G06F9/30189—Instruction operation extension or modification according to execution mode, e.g. mode flag
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- 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
- G06F9/3885—Concurrent instruction execution, e.g. pipeline or look ahead using a plurality of independent parallel functional units
- G06F9/3887—Concurrent instruction execution, e.g. pipeline or look ahead using a plurality of independent parallel functional units controlled by a single instruction for multiple data lanes [SIMD]
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Description
Claims (15)
- 処理要素と併合された制御プロセッサである併合プロセッサを動作させる方法であって、
(a)前記併合プロセッサにより超長命令語(VLIW)をフェッチし、
前記超長命令語は、
(i) 第1の単一命令を制御プロセッサの命令として定義する動作モードビットを含む第1の単一命令と、
(ii) 第2の単一命令を処理要素の命令として定義する動作モードビットを含む第2の単一命令とを有し、
(b)前記併合プロセッサにより各単一命令の動作ビットを調べて、前記単一命令が制御プロセッサの命令か、処理要素の命令であるかを判定し、
(c)前記第1の単一命令を前記制御プロセッサで実行させ、
(d)前記第2の単一命令を前記処理要素で実行させ、
前記工程(c)と(d)は前記併合プロセッサで並行して実行されることを特徴とする方法。 - 前記併合プロセッサは更に制御プロセッサレジスタファイルと処理要素レジスタファイルとを含み、前記工程(b)は、更に、前記併合プロセッサにより各単一命令の動作モードビットを調べ、各単一命令のために、前記制御プロセッサレジスタファイル或いは前記処理要素レジスタファイル選択することを特徴とする請求項1に記載の方法。
- 前記併合プロセッサは更に、制御プロセッサバンクと処理要素バンクとを含むレジスタファイルを含み、前記工程(b)は、更に、前記併合プロセッサにより各単一命令の動作モードビットを調べ、各単一命令のために、前記制御プロセッサバンク或いは前記処理要素バンク選択することを特徴とする請求項1に記載の方法。
- プロセッサ装置であって、
処理要素と併合された制御プロセッサである併合プロセッサと、
前記併合プロセッサと通信可能に接続され、超長命令語を記憶するメモリとを有し、
前記超長命令語は、動作モードビットを含む第1及び第2の単一命令を含み、前記第1の単一命令の動作ビットは、前記制御プロセッサで実行される単一命令単一データ(SISD)動作を指定し、前記第2の単一命令の動作ビットは、前記処理要素で実行される単一命令複数データ(SIMD)動作を指定し、前記第1及び第2の単一命令は前記併合プロセッサで並行して実行されることを特徴とするプロセッサ装置。 - 前記超長命令語の復号及び論理制御ブロックを更に有することを特徴とする請求項4に記載のプロセッサ装置。
- 前記超長命令語の復号及び前記論理制御ブロックからの制御信号を受け取るために接続された制御プロセッサレジスタファイルと処理要素レジスタファイルとを更に有することを特徴とする請求項5に記載のプロセッサ装置。
- 前記動作モードビットは、前記制御プロセッサレジスタファイル或いは処理要素レジスタファイルを選択するために使用されることを特徴とする請求項6に記載のプロセッサ装置。
- 制御プロセッサバンクと処理要素バンクとを含むレジスタファイルを更に含むことを特徴とする請求項5に記載のプロセッサ装置。
- 前記併合プロセッサは、前記超長命令語を実行可能であることを特徴とする請求項5に記載のプロセッサ装置。
- 前記制御プロセッサは、処理要素(SIMD)命令を実行する前記処理要素と並行して制御プロセッサ(SISD)命令を実行できることを特徴とする請求項9に記載のプロセッサ装置。
- 制御プロセッサと合体してデュアルモードプロセッサを形成する少なくとも1つの処理要素と、前記デュアルモードプロセッサと相互接続バスによって接続された1つ或はそれ以上の追加された処理要素とを具備するアレイプロセッサの動作方法において、
前記デュアルモードプロセッサが、2つの単一命令を有する第1の超長命令語(VLIW)をフェッチし、前記アレイプロセッサ中の前記処理要素の1つとして動作して、第1の動作モードにおいて1組の機能ユニット上で前記第1の超長命令語を実行する工程と、
前記デュアルモードプロセッサが、2つの単一命令を有する第2の超長命令語をフェッチし、前記アレイプロセッサに対する制御要素として動作し、第2の動作モードにおいて前記1組の機能ユニット上で前記第2の超長命令語を実行する工程と、
前記第1及び第2の超長命令語の各単一命令で動作モードビットを調べ、前記処理要素の動作として前記第1の超長命令語或いは前記制御要素の動作として前記第2の超長命令語を実行するために、前記デュアルモードプロセッサで前記1組の機能ユニットの共用を制御する動作モードを決定することを特徴とする方法。 - 前記第1及び第2の超長命令語の各単一命令の最上位ビットの調査に基づいて、前記デュアルモードプロセッサの前記動作モードを決定する工程を更に含むことを特徴とする請求項11に記載の方法。
- 前記第1及び第2の超長命令語の各単一命令の最上位ビットの調査に基づいて、前記デュアルモードプロセッサの前記動作モードを決定する工程を更に含むことを特徴とする請求項11に記載の方法。
- 単一命令の1つのレジスタ選択フィールド中の最上位ビットを使用して前記デュアルモードプロセッサ中の2つのレジスタファイルの1つを選択する工程を更に含み、前記2つのレジスタファイルの1つは、前記処理要素の1つとして動作している前記デュアルモードプロセッサに関連し、他のレジスタファイルは、前記制御要素として動作している前記デュアルモードプロセッサに関連していることを特徴とする請求項11に記載の方法。
- 前記アレイプロセッサが、前記デュアルモードプロセッサ中のレジスタファイルを編成してバンクをなす工程と、
前記デュアルモードプロセッサ内で処理要素レジスタファイルと、制御プロセッサレジスタファイルと、1組の機能ユニットに接続されたレジスタファイルバンク選択メカニズムを使用して、前記デュアルモードプロセッサ中のレジスタファイルバンクを選択する工程とを更に含み、前記レジスタファイルバンク選択メカニズムにより前記処理要素レジスタファイル又は前記制御プロセッサレジスタファイルから1つのレジスタが選択されて、前記1組の機能ユニットに提供されることを特徴とする請求項11に記載の方法。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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US09/169,072 US6219776B1 (en) | 1998-03-10 | 1998-10-09 | Merged array controller and processing element |
US09/169,072 | 1998-10-09 |
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JP2000576374A Division JP4417567B2 (ja) | 1998-10-09 | 1999-10-08 | デュアルモードプロセッサ |
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JP2010009610A JP2010009610A (ja) | 2010-01-14 |
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JP2000576374A Expired - Fee Related JP4417567B2 (ja) | 1998-10-09 | 1999-10-08 | デュアルモードプロセッサ |
JP2009176971A Expired - Fee Related JP4500363B2 (ja) | 1998-10-09 | 2009-07-29 | プロセッサ装置、デュアルプロセッサを動作させる方法及びアレイプロセッサの動作方法 |
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US (3) | US6219776B1 (ja) |
EP (2) | EP1127316B1 (ja) |
JP (2) | JP4417567B2 (ja) |
AT (1) | ATE534073T1 (ja) |
WO (1) | WO2000022535A1 (ja) |
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JP4417567B2 (ja) | 2010-02-17 |
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EP1127316B1 (en) | 2011-11-16 |
JP2002527823A (ja) | 2002-08-27 |
EP1127316A4 (en) | 2008-11-19 |
US6606699B2 (en) | 2003-08-12 |
EP1127316A1 (en) | 2001-08-29 |
WO2000022535A1 (en) | 2000-04-20 |
EP2336879A2 (en) | 2011-06-22 |
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