JPH09512651A - 複数命令セットのマッピング - Google Patents
複数命令セットのマッピングInfo
- Publication number
- JPH09512651A JPH09512651A JP7528042A JP52804295A JPH09512651A JP H09512651 A JPH09512651 A JP H09512651A JP 7528042 A JP7528042 A JP 7528042A JP 52804295 A JP52804295 A JP 52804295A JP H09512651 A JPH09512651 A JP H09512651A
- Authority
- JP
- Japan
- Prior art keywords
- instruction
- bit
- word
- instruction set
- register
- 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.)
- Granted
Links
Classifications
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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
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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
- G06F9/3017—Runtime instruction translation, e.g. macros
- G06F9/30174—Runtime instruction translation, e.g. macros for non-native instruction set, e.g. Javabyte, legacy code
-
- 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
-
- 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
- G06F9/30196—Instruction operation extension or modification using decoder, e.g. decoder per instruction set, adaptable or programmable decoders
Landscapes
- Engineering & Computer Science (AREA)
- Software Systems (AREA)
- Theoretical Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Executing Machine-Instructions (AREA)
Abstract
Description
Claims (1)
- 【特許請求の範囲】 1.データ処理装置であって、該装置が、 複数のコア制御信号に応答するプロセッサコアと、 第1命令セットのXビットプログラム命令語のPビットをデコードして前記コ ア制御信号を発生するデコード手段と、 該デコード手段への命令プログラム語が通過する命令パイプラインと、 該命令パイプラインを通過する第2命令セットのYビットプログラム命令語に 応答して、該Yビットプログラム命令語のQビットを、前記デコード手段による デコード用の対応するXビットプログラム命令語の前記Pビットにマップする第 1マッピング手段と、を含み、 YがXより小さく、かつ前記第2命令セットが前記第1命令セットのサブセッ トである、 データ処理装置。 2.前記プロセッサコアにより実行されるXビット命令を保持するための命令 レジスタを含み、該プロセッサコアが、該命令レジスタからオペランド値を読取 る、請求項第1項記載の装置。 3.前記命令パイプライン内の前記Yビットプログラム命令語内のオペランド 値を、前記対応するXビットプログラム命令語内の対応する位置にマップし、か つ該マップされたオペランド値を前記プロセッサコアによる使用のために前記命 令レジスタ内に記憶させる、第2マッピング手段を含む、請求項第2項記載の装 置。 4.前記第2マッピング手段が、前記Yビットプログラム命令語を、前記対応 するXビットプログラム命令語の完全なバージョンにマップし、かつ該対応する Xビットプログラム命令語の該完全なバージョンを前記命令レジスタ内に記憶さ せる、請求項第3項記載の装置。 5.命令プログラム語が前記命令パイプラインを複数の処理サイクルにわたっ て通過し、該処理サイクルの1つがデコードサイクルであり、前記デコード手段 が該デコードサイクルの終了までに前記コア制御信号を発生する演算を行い、前 記第1マッピング手段が該デコード部分の第1部分中に前記対応するXビットプ ログラム命令語の前記Pビットを発生する演算を行い、前記デコード手段が前記 デコードサイクルの前記終了までになお前記コア制御信号を発生することを可能 ならしめる、請求項第1項から第4項までのいずれかに記載の装置。 6.前記第2マッピング手段が、前記デコードサイクルの終了までに前記命令 レジスタ内に前記マップされたオペランド値を記憶させる演算を行う、請求項第 3項および第5項記載の装置。 7.前記第1マッピング手段が前記第2マッピング手段と並列に演算を行う、 請求項第3項記載の装置。 8.前記プロセッサコアが、前記第1命令セットによって用いられ且つある前 記Xビットプログラム命令語内においてレジスタオペランドとして定義される複 数のレジスタを有し、また前記第2命令セットが、ある前記Yビットプログラム 命令語内においてレジスタオペランドとして定義される前記レジスタのサブセッ トを用いる、請求項第1項から第7項までのいずれかに記載の装置。 9.前記第2マッピング手段が、前記Yビットプログラム命令語の前記レジス タオペランドを拡張し、前記Xビットプログラム命令語の前記レジスタオペラン ドを生ぜしめる、請求項第3項および第8項記載の装置。 10.前記Xビットプログラム命令語の前記オペランドが、前記Yビットプロ グラム命令語の前記オペランドより大きい範囲を有し、前記第2マッピング手段 の上位のゼロが、前記Yビットプログラム命令語からの前記オペランドを拡張し て前記Xビットプログラム命令語の前記オペランドを生じる、請求項第3項記載 の装置。 11.PがXより小さい、請求項第1項から第10項までのいずれかに記載の 装置。 12.QがPよりも小さいか、またはPに等しい、請求項第1項から第11項 までのいずれかに記載の装置。 13.Xが32であり、Yが16である、請求項第1項から第12項までのい ずれかに記載の装置。 14.前記装置が集積回路である、請求項第1項から第13項までのいずれか に記載の装置。 15.データ処理方法であって、該方法が、 複数のコア制御信号に応答するプロセッサコアと、 デコード手段により第1命令セットのXビットプログラム命令語のPビットを デコードして、プロセッサコアを制御するコア制御信号を発生させるステップと 、 命令プログラム語を命令パイプラインを経て前記デコード手段へ送るステップ と、 前記命令パイプラインを通過する第2命令セットのYビットプログラム命令語 のQビットを、前記デコード手段によるデコードのために、対応するXビットプ ログラム命令語の前記Pビットにマップするステップと、を含み、 YがXより小さく、かつ前記第2命令セットが前記第1命令セットのサブセッ トである、 データ処理方法。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB9408873.9 | 1994-05-03 | ||
GB9408873A GB2289354B (en) | 1994-05-03 | 1994-05-03 | Multiple instruction set mapping |
PCT/GB1995/000314 WO1995030187A1 (en) | 1994-05-03 | 1995-02-15 | Multiple instruction set mapping |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2000349956A Division JP3592230B2 (ja) | 1994-05-03 | 2000-11-16 | データ処理装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH09512651A true JPH09512651A (ja) | 1997-12-16 |
JP3171201B2 JP3171201B2 (ja) | 2001-05-28 |
Family
ID=10754569
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP52804295A Expired - Lifetime JP3171201B2 (ja) | 1994-05-03 | 1995-02-15 | 複数命令セットのマッピング |
JP2000349956A Expired - Lifetime JP3592230B2 (ja) | 1994-05-03 | 2000-11-16 | データ処理装置 |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2000349956A Expired - Lifetime JP3592230B2 (ja) | 1994-05-03 | 2000-11-16 | データ処理装置 |
Country Status (13)
Country | Link |
---|---|
US (1) | US5568646A (ja) |
EP (1) | EP0758463B1 (ja) |
JP (2) | JP3171201B2 (ja) |
KR (3) | KR100327778B1 (ja) |
CN (1) | CN1088214C (ja) |
DE (1) | DE69503046T2 (ja) |
GB (1) | GB2289354B (ja) |
IL (1) | IL113134A (ja) |
IN (1) | IN189950B (ja) |
MY (1) | MY114381A (ja) |
RU (1) | RU2137184C1 (ja) |
TW (1) | TW242678B (ja) |
WO (1) | WO1995030187A1 (ja) |
Cited By (10)
Publication number | Priority date | Publication date | Assignee | Title |
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WO2000068782A1 (fr) * | 1999-05-06 | 2000-11-16 | Hitachi, Ltd. | Procede de mise au point d'un circuit integre a semiconducteur |
JP2005332361A (ja) * | 2004-05-17 | 2005-12-02 | Arm Ltd | プログラム命令圧縮装置および方法 |
JP2006285996A (ja) * | 2005-04-01 | 2006-10-19 | Arm Ltd | 複数の命令セットデータ処理システム内の条件付分岐命令エンコーディング |
US7194602B2 (en) | 1998-03-11 | 2007-03-20 | Matsushita Electric Industrial Co., Ltd. | Data processor |
JP2008171428A (ja) * | 2007-01-09 | 2008-07-24 | Internatl Business Mach Corp <Ibm> | プロセッサが規格合致するように見えるアーキテクチャ・レベルを選択するための方法および装置 |
JP2009526300A (ja) * | 2006-02-10 | 2009-07-16 | イマジネイション テクノロジーズ リミテッド | マイクロプロセッサ用の命令セット |
JP2009176303A (ja) * | 2008-01-23 | 2009-08-06 | Arm Ltd | 複数の命令セットの命令プリデコード |
US7788472B2 (en) | 2003-06-13 | 2010-08-31 | Arm Limited | Instruction encoding within a data processing apparatus having multiple instruction sets |
WO2013132767A1 (ja) * | 2012-03-09 | 2013-09-12 | パナソニック株式会社 | プロセッサ、マルチプロセッサシステム、コンパイラ、ソフトウェアシステム、メモリ制御システムおよびコンピュータシステム |
JP2020523680A (ja) * | 2017-06-15 | 2020-08-06 | エイアールエム リミテッド | 命令セット内の変更を制御する装置及び方法 |
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US4587612A (en) * | 1982-10-22 | 1986-05-06 | International Business Machines Corporation | Accelerated instruction mapping external to source and target instruction streams for near realtime injection into the latter |
JPS6133546A (ja) * | 1984-07-25 | 1986-02-17 | Nec Corp | 情報処理装置 |
JPH0689269A (ja) * | 1991-02-13 | 1994-03-29 | Hewlett Packard Co <Hp> | プロセッサの制御装置、プロセッサの休止装置およびそれらの方法 |
GB2263565B (en) * | 1992-01-23 | 1995-08-30 | Intel Corp | Microprocessor with apparatus for parallel execution of instructions |
JPH0683615A (ja) * | 1992-09-02 | 1994-03-25 | Fujitsu Ltd | 命令セットエミュレーションを行う計算機 |
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US5481684A (en) * | 1994-01-11 | 1996-01-02 | Exponential Technology, Inc. | Emulating operating system calls in an alternate instruction set using a modified code segment descriptor |
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1994
- 1994-05-03 GB GB9408873A patent/GB2289354B/en not_active Expired - Lifetime
- 1994-09-03 TW TW083108132A patent/TW242678B/zh not_active IP Right Cessation
- 1994-09-19 US US08/308,838 patent/US5568646A/en not_active Expired - Lifetime
-
1995
- 1995-01-24 IN IN93DE1995 patent/IN189950B/en unknown
- 1995-02-15 DE DE69503046T patent/DE69503046T2/de not_active Expired - Lifetime
- 1995-02-15 KR KR1020017003931A patent/KR100327778B1/ko active IP Right Grant
- 1995-02-15 RU RU96118510A patent/RU2137184C1/ru not_active IP Right Cessation
- 1995-02-15 WO PCT/GB1995/000314 patent/WO1995030187A1/en active IP Right Grant
- 1995-02-15 EP EP95908326A patent/EP0758463B1/en not_active Expired - Lifetime
- 1995-02-15 KR KR1019960706180A patent/KR100323191B1/ko active IP Right Grant
- 1995-02-15 JP JP52804295A patent/JP3171201B2/ja not_active Expired - Lifetime
- 1995-02-15 CN CN95192829A patent/CN1088214C/zh not_active Expired - Lifetime
- 1995-02-15 KR KR1020017003930A patent/KR100327777B1/ko active IP Right Grant
- 1995-02-28 MY MYPI95000507A patent/MY114381A/en unknown
- 1995-03-26 IL IL113134A patent/IL113134A/en not_active IP Right Cessation
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2000
- 2000-11-16 JP JP2000349956A patent/JP3592230B2/ja not_active Expired - Lifetime
Cited By (16)
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US7664934B2 (en) | 1998-03-11 | 2010-02-16 | Panasonic Corporation | Data processor decoding instruction formats using operand data |
US8650386B2 (en) | 1998-03-11 | 2014-02-11 | Panasonic Corporation | Data processor including an operation unit to execute operations in parallel |
US8443173B2 (en) | 1998-03-11 | 2013-05-14 | Panasonic Corporation | Method for instructing a data processor to process data |
US7194602B2 (en) | 1998-03-11 | 2007-03-20 | Matsushita Electric Industrial Co., Ltd. | Data processor |
US7979676B2 (en) | 1998-03-11 | 2011-07-12 | Panasonic Corporation | Method for instructing a data processor to process data |
WO2000068782A1 (fr) * | 1999-05-06 | 2000-11-16 | Hitachi, Ltd. | Procede de mise au point d'un circuit integre a semiconducteur |
US7788472B2 (en) | 2003-06-13 | 2010-08-31 | Arm Limited | Instruction encoding within a data processing apparatus having multiple instruction sets |
JP2005332361A (ja) * | 2004-05-17 | 2005-12-02 | Arm Ltd | プログラム命令圧縮装置および方法 |
JP2006285996A (ja) * | 2005-04-01 | 2006-10-19 | Arm Ltd | 複数の命令セットデータ処理システム内の条件付分岐命令エンコーディング |
JP2009526300A (ja) * | 2006-02-10 | 2009-07-16 | イマジネイション テクノロジーズ リミテッド | マイクロプロセッサ用の命令セット |
US10437598B2 (en) | 2006-02-10 | 2019-10-08 | MIPS Tech, LLC | Method and apparatus for selecting among a plurality of instruction sets to a microprocessor |
JP2008171428A (ja) * | 2007-01-09 | 2008-07-24 | Internatl Business Mach Corp <Ibm> | プロセッサが規格合致するように見えるアーキテクチャ・レベルを選択するための方法および装置 |
JP2009176303A (ja) * | 2008-01-23 | 2009-08-06 | Arm Ltd | 複数の命令セットの命令プリデコード |
WO2013132767A1 (ja) * | 2012-03-09 | 2013-09-12 | パナソニック株式会社 | プロセッサ、マルチプロセッサシステム、コンパイラ、ソフトウェアシステム、メモリ制御システムおよびコンピュータシステム |
US9535699B2 (en) | 2012-03-09 | 2017-01-03 | Panasonic Intellectual Property Management Co., Ltd. | Processor, multiprocessor system, compiler, software system, memory control system, and computer system |
JP2020523680A (ja) * | 2017-06-15 | 2020-08-06 | エイアールエム リミテッド | 命令セット内の変更を制御する装置及び方法 |
Also Published As
Publication number | Publication date |
---|---|
IN189950B (ja) | 2003-05-17 |
KR970703010A (ko) | 1997-06-10 |
MY114381A (en) | 2002-10-31 |
EP0758463B1 (en) | 1998-06-17 |
JP2001142697A (ja) | 2001-05-25 |
IL113134A (en) | 1998-03-10 |
GB2289354A (en) | 1995-11-15 |
RU2137184C1 (ru) | 1999-09-10 |
US5568646A (en) | 1996-10-22 |
EP0758463A1 (en) | 1997-02-19 |
KR100327777B1 (ko) | 2002-03-15 |
DE69503046D1 (de) | 1998-07-23 |
JP3592230B2 (ja) | 2004-11-24 |
GB2289354B (en) | 1997-08-27 |
JP3171201B2 (ja) | 2001-05-28 |
KR100327778B1 (ko) | 2002-03-15 |
TW242678B (en) | 1995-03-11 |
KR100323191B1 (ko) | 2002-06-24 |
CN1147306A (zh) | 1997-04-09 |
DE69503046T2 (de) | 1999-01-28 |
WO1995030187A1 (en) | 1995-11-09 |
GB9408873D0 (en) | 1994-06-22 |
CN1088214C (zh) | 2002-07-24 |
IL113134A0 (en) | 1995-06-29 |
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