DE69632970D1 - Mikroprozessor mit reduzierten Programmcodes - Google Patents
Mikroprozessor mit reduzierten ProgrammcodesInfo
- Publication number
- DE69632970D1 DE69632970D1 DE69632970T DE69632970T DE69632970D1 DE 69632970 D1 DE69632970 D1 DE 69632970D1 DE 69632970 T DE69632970 T DE 69632970T DE 69632970 T DE69632970 T DE 69632970T DE 69632970 D1 DE69632970 D1 DE 69632970D1
- Authority
- DE
- Germany
- Prior art keywords
- microprocessor
- program codes
- reduced program
- reduced
- codes
- 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
Links
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F7/00—Methods or arrangements for processing data by operating upon the order or content of the data handled
-
- 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
- G06F9/3802—Instruction prefetching
- G06F9/3814—Implementation provisions of instruction buffers, e.g. prefetch buffer; banks
-
- 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
- G06F9/30149—Instruction analysis, e.g. decoding, instruction word fields of variable length instructions
-
- 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
- G06F9/30156—Special purpose encoding of instructions, e.g. Gray coding
-
- 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
- G06F9/3016—Decoding the operand specifier, e.g. specifier format
- G06F9/30167—Decoding the operand specifier, e.g. specifier format of immediate specifier, e.g. constants
-
- 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
- G06F9/30178—Runtime instruction translation, e.g. macros of compressed or encrypted instructions
-
- 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
- G06F9/3802—Instruction prefetching
-
- 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
- G06F9/3802—Instruction prefetching
- G06F9/3816—Instruction alignment, e.g. cache line crossing
-
- 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
- G06F9/3824—Operand accessing
- G06F9/383—Operand prefetching
Landscapes
- 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)
- Executing Machine-Instructions (AREA)
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP13328195A JP3199603B2 (ja) | 1995-05-31 | 1995-05-31 | コードサイズ縮小化マイクロプロセッサ |
JP13407895 | 1995-05-31 | ||
JP13407895A JP3199604B2 (ja) | 1995-05-31 | 1995-05-31 | プロセッサ |
JP13328195 | 1995-05-31 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69632970D1 true DE69632970D1 (de) | 2004-08-26 |
DE69632970T2 DE69632970T2 (de) | 2004-12-16 |
Family
ID=26467675
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69632970T Expired - Lifetime DE69632970T2 (de) | 1995-05-31 | 1996-05-30 | Mikroprozessor mit reduzierten Programmcodes |
DE69630416T Expired - Lifetime DE69630416T2 (de) | 1995-05-31 | 1996-05-30 | Mikroprozessor zur Ausführung von Befehlen mit variablen Längen |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69630416T Expired - Lifetime DE69630416T2 (de) | 1995-05-31 | 1996-05-30 | Mikroprozessor zur Ausführung von Befehlen mit variablen Längen |
Country Status (5)
Country | Link |
---|---|
US (2) | US5966514A (de) |
EP (2) | EP0745932B1 (de) |
KR (1) | KR100436015B1 (de) |
CN (2) | CN1114153C (de) |
DE (2) | DE69632970T2 (de) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6219779B1 (en) * | 1997-06-16 | 2001-04-17 | Matsushita Electric Industrial Co., Ltd. | Constant reconstructing processor which supports reductions in code size |
DE69823642T2 (de) * | 1998-03-27 | 2005-04-21 | Motorola Inc | System und Verfahren zur Umwandlung von Befehlen |
FR2777370B1 (fr) * | 1998-04-09 | 2000-06-23 | Sgs Thomson Microelectronics | Architecture de dsp optimisee pour les acces memoire |
US6178496B1 (en) | 1999-02-17 | 2001-01-23 | Motorola, Inc. | System for converting instructions, and method therefore |
KR100308211B1 (ko) | 1999-03-27 | 2001-10-29 | 윤종용 | 압축 명령을 갖는 마이크로 컴퓨터 시스템 |
KR100619682B1 (ko) * | 1999-12-22 | 2006-09-08 | 엘지전자 주식회사 | 이아이에스씨 프로세서 |
US6721875B1 (en) * | 2000-02-22 | 2004-04-13 | Hewlett-Packard Development Company, L.P. | Method and apparatus for implementing a single-syllable IP-relative branch instruction and a long IP-relative branch instruction in a processor which fetches instructions in bundle form |
KR100353814B1 (ko) * | 2000-08-18 | 2002-09-27 | 주식회사 하이닉스반도체 | 확장된 램 억세스 명령어를 억세스하는 시간을 향상시킨램 억세스 장치 |
US6934936B2 (en) * | 2001-02-01 | 2005-08-23 | International Business Machines Corporation | Apparatus and method for adaptive address-based historical utilization recording |
JP2005050208A (ja) * | 2003-07-30 | 2005-02-24 | Matsushita Electric Ind Co Ltd | マルチタスクシステムにおけるメモリ管理方式およびタスク制御装置 |
WO2010084379A1 (en) * | 2009-01-21 | 2010-07-29 | Freescale Semiconductor, Inc. | Microprocessor architecture and method of instruction decoding |
CN113138800B (zh) * | 2021-03-25 | 2023-05-09 | 沐曦集成电路(上海)有限公司 | 定长指令集的编解码方法及计算*** |
CN115878187B (zh) * | 2023-01-16 | 2023-05-02 | 北京微核芯科技有限公司 | 支持压缩指令的处理器指令处理装置和方法 |
Family Cites Families (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS54122043A (en) * | 1978-03-15 | 1979-09-21 | Toshiba Corp | Electronic computer |
US4245304A (en) * | 1978-12-11 | 1981-01-13 | Honeywell Information Systems Inc. | Cache arrangement utilizing a split cycle mode of operation |
US4336602A (en) * | 1979-09-24 | 1982-06-22 | Control Data Corporation | Network for generating modified microcode addresses |
AU553416B2 (en) * | 1984-02-24 | 1986-07-17 | Fujitsu Limited | Pipeline processing |
JPS61138333A (ja) * | 1984-12-10 | 1986-06-25 | Nec Corp | 演算モジユ−ル |
JPS61282932A (ja) * | 1985-06-07 | 1986-12-13 | Fujitsu Ltd | アドレスカウンタ制御方式 |
JPS63245522A (ja) * | 1987-03-31 | 1988-10-12 | Toshiba Corp | マイクロプロセツサ |
US5101483A (en) * | 1988-01-27 | 1992-03-31 | Oki Electric Industry Co., Ltd. | Instruction decoder simplification by reuse of bits to produce the same control states for different instructions |
US5249273A (en) * | 1989-01-17 | 1993-09-28 | Fujitsu Limited | Microprocessor having a variable length instruction format |
KR0163179B1 (ko) * | 1989-03-31 | 1999-01-15 | 미다 가쓰시게 | 데이타 프로세서 |
JPH03201133A (ja) * | 1989-12-28 | 1991-09-03 | Sanyo Electric Co Ltd | 情報処理装置 |
JPH03233630A (ja) * | 1990-02-08 | 1991-10-17 | Nec Corp | 情報処理装置 |
JPH04104350A (ja) * | 1990-08-23 | 1992-04-06 | Hitachi Ltd | マイクロプロセッサ |
US5367648A (en) * | 1991-02-20 | 1994-11-22 | International Business Machines Corporation | General purpose memory access scheme using register-indirect mode |
US5428786A (en) * | 1991-03-07 | 1995-06-27 | Digital Equipment Corporation | Branch resolution via backward symbolic execution |
US5706460A (en) * | 1991-03-19 | 1998-01-06 | The United States Of America As Represented By The Secretary Of The Navy | Variable architecture computer with vector parallel processor and using instructions with variable length fields |
US5452423A (en) * | 1991-06-13 | 1995-09-19 | Chips And Technologies, Inc. | Two-ROM multibyte microcode address selection method and apparatus |
JPH0527970A (ja) * | 1991-07-18 | 1993-02-05 | Seikosha Co Ltd | 演算装置 |
JP2970821B2 (ja) * | 1991-08-21 | 1999-11-02 | 松下電器産業株式会社 | データ処理装置 |
DE69325826T2 (de) * | 1992-01-06 | 2000-02-24 | Hitachi, Ltd. | Rechner mit einer Parallelverarbeitungsfähigkeit |
US5542058A (en) * | 1992-07-06 | 1996-07-30 | Digital Equipment Corporation | Pipelined computer with operand context queue to simplify context-dependent execution flow |
US5590358A (en) * | 1994-09-16 | 1996-12-31 | Philips Electronics North America Corporation | Processor with word-aligned branch target in a byte-oriented instruction set |
-
1996
- 1996-05-07 US US08/643,947 patent/US5966514A/en not_active Expired - Lifetime
- 1996-05-09 KR KR1019960015261A patent/KR100436015B1/ko not_active IP Right Cessation
- 1996-05-30 EP EP96303914A patent/EP0745932B1/de not_active Expired - Lifetime
- 1996-05-30 EP EP01111215A patent/EP1143333B1/de not_active Expired - Lifetime
- 1996-05-30 DE DE69632970T patent/DE69632970T2/de not_active Expired - Lifetime
- 1996-05-30 DE DE69630416T patent/DE69630416T2/de not_active Expired - Lifetime
- 1996-05-31 CN CN96107762A patent/CN1114153C/zh not_active Expired - Lifetime
- 1996-05-31 CN CNB021574936A patent/CN1286004C/zh not_active Expired - Lifetime
-
1999
- 1999-01-07 US US09/226,791 patent/US6253305B1/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
KR100436015B1 (ko) | 2004-09-16 |
CN1492318A (zh) | 2004-04-28 |
EP1143333A3 (de) | 2001-10-31 |
DE69630416D1 (de) | 2003-11-27 |
CN1144359A (zh) | 1997-03-05 |
KR960042329A (ko) | 1996-12-21 |
EP1143333A2 (de) | 2001-10-10 |
DE69632970T2 (de) | 2004-12-16 |
EP0745932A3 (de) | 1998-09-09 |
DE69630416T2 (de) | 2004-07-29 |
CN1114153C (zh) | 2003-07-09 |
CN1286004C (zh) | 2006-11-22 |
US5966514A (en) | 1999-10-12 |
US6253305B1 (en) | 2001-06-26 |
EP0745932B1 (de) | 2003-10-22 |
EP0745932A2 (de) | 1996-12-04 |
EP1143333B1 (de) | 2004-07-21 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8327 | Change in the person/name/address of the patent owner |
Owner name: PANASONIC CORP., KADOMA, OSAKA, JP |