DE3176017D1 - Microprogrammed control unit with multiple branch capability - Google Patents
Microprogrammed control unit with multiple branch capabilityInfo
- Publication number
- DE3176017D1 DE3176017D1 DE8181109851T DE3176017T DE3176017D1 DE 3176017 D1 DE3176017 D1 DE 3176017D1 DE 8181109851 T DE8181109851 T DE 8181109851T DE 3176017 T DE3176017 T DE 3176017T DE 3176017 D1 DE3176017 D1 DE 3176017D1
- Authority
- DE
- Germany
- Prior art keywords
- control unit
- multiple branch
- microprogrammed control
- branch capability
- capability
- 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
Links
Classifications
-
- 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
- G06F9/22—Microcontrol or microprogram arrangements
- G06F9/26—Address formation of the next micro-instruction ; Microprogram storage or retrieval arrangements
- G06F9/262—Arrangements for next microinstruction selection
- G06F9/264—Microinstruction selection based on results of processing
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)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT26746/80A IT1134780B (it) | 1980-12-18 | 1980-12-18 | Unita' di controllo microprogrammata con rete di salti multipli |
Publications (1)
Publication Number | Publication Date |
---|---|
DE3176017D1 true DE3176017D1 (en) | 1987-04-23 |
Family
ID=11220155
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE8181109851T Expired DE3176017D1 (en) | 1980-12-18 | 1981-11-24 | Microprogrammed control unit with multiple branch capability |
Country Status (7)
Country | Link |
---|---|
US (1) | US4446518A (de) |
EP (1) | EP0055392B1 (de) |
JP (1) | JPS57127250A (de) |
CA (1) | CA1171970A (de) |
DE (1) | DE3176017D1 (de) |
IT (1) | IT1134780B (de) |
YU (1) | YU42750B (de) |
Families Citing this family (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS59128643A (ja) * | 1983-01-14 | 1984-07-24 | Fuji Xerox Co Ltd | シ−ケンス制御回路 |
US4615003A (en) * | 1984-06-05 | 1986-09-30 | Burroughs Corporation | Condition concentrator and control store for a reduction processor evaluating programs stored as binary directed graphs employing variable-free applicative language codes |
US4644464A (en) * | 1984-06-05 | 1987-02-17 | Burroughs Corporation | Graph manager for a reduction processor evaluating programs stored as binary directed graphs employing variable-free applicative language codes |
EP0221577B1 (de) * | 1985-11-08 | 1996-01-17 | Nec Corporation | Mikroprogrammsteuereinheit |
US4821183A (en) * | 1986-12-04 | 1989-04-11 | International Business Machines Corporation | A microsequencer circuit with plural microprogrom instruction counters |
US4833599A (en) * | 1987-04-20 | 1989-05-23 | Multiflow Computer, Inc. | Hierarchical priority branch handling for parallel execution in a parallel processor |
JPH0766328B2 (ja) * | 1987-11-25 | 1995-07-19 | 三菱電機株式会社 | プロセッサの信号処理方式 |
US5058007A (en) * | 1987-11-05 | 1991-10-15 | Raytheon Company | Next microinstruction generator in a microprogram control unit |
US5155818A (en) * | 1988-09-28 | 1992-10-13 | Data General Corporation | Unconditional wide branch instruction acceleration |
US4972342A (en) * | 1988-10-07 | 1990-11-20 | International Business Machines Corporation | Programmable priority branch circuit |
CA1311063C (en) * | 1988-12-16 | 1992-12-01 | Tokumichi Murakami | Digital signal processor |
JPH02173825A (ja) * | 1988-12-27 | 1990-07-05 | Toshiba Corp | 分岐制御装置 |
JP3024767B2 (ja) * | 1989-08-29 | 2000-03-21 | 株式会社日立製作所 | アドレス供給システム |
US5941986A (en) * | 1993-04-30 | 1999-08-24 | Intel Corporation | Micro-code sequencer with branch-taken and branch-not-taken micro-code vectors sharing common address to eliminate taken branch penalties |
US5539888A (en) * | 1993-12-23 | 1996-07-23 | Unisys Corporation | System and method for processing external conditional branch instructions |
US6851046B1 (en) | 2000-11-14 | 2005-02-01 | Globespanvirata, Inc. | Jumping to a recombine target address which is encoded in a ternary branch instruction |
GB2374950B (en) * | 2001-04-23 | 2005-11-16 | Imagination Tech Ltd | Expanded functionality of processor operations within a fixed width instruction encoding |
TWI233542B (en) * | 2003-07-18 | 2005-06-01 | Delta Electronics Inc | Auxiliary memory device for automation controller |
US9652242B2 (en) | 2012-05-02 | 2017-05-16 | Apple Inc. | Apparatus for predicate calculation in processor instruction set |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3570006A (en) * | 1968-01-02 | 1971-03-09 | Honeywell Inc | Multiple branch technique |
US3983541A (en) * | 1969-05-19 | 1976-09-28 | Burroughs Corporation | Polymorphic programmable units employing plural levels of phased sub-instruction sets |
JPS5324151B2 (de) * | 1972-12-25 | 1978-07-19 | ||
GB1448866A (en) * | 1973-04-13 | 1976-09-08 | Int Computers Ltd | Microprogrammed data processing systems |
US3979725A (en) * | 1973-08-06 | 1976-09-07 | Xerox Corporation | Multi-way program branching circuits |
IT995722B (it) * | 1973-10-10 | 1975-11-20 | Honeywell Inf Systems Italia | Calcolatore microprogrammato a interior decore espansibile mediante riconoscimento e interpre tazione di codici di operazione aggiunti |
IT1000638B (it) * | 1973-12-28 | 1976-04-10 | Olivetti & Co Spa | Calcolatore elettronico con dispo sitivo di deviazione dei micropro grammi |
US4038643A (en) * | 1975-11-04 | 1977-07-26 | Burroughs Corporation | Microprogramming control system |
US4118773A (en) * | 1977-04-01 | 1978-10-03 | Honeywell Information Systems Inc. | Microprogram memory bank addressing system |
US4307445A (en) * | 1978-11-17 | 1981-12-22 | Motorola, Inc. | Microprogrammed control apparatus having a two-level control store for data processor |
-
1980
- 1980-12-18 IT IT26746/80A patent/IT1134780B/it active
-
1981
- 1981-11-09 US US06/319,811 patent/US4446518A/en not_active Expired - Fee Related
- 1981-11-24 DE DE8181109851T patent/DE3176017D1/de not_active Expired
- 1981-11-24 EP EP81109851A patent/EP0055392B1/de not_active Expired
- 1981-12-16 YU YU2958/81A patent/YU42750B/xx unknown
- 1981-12-16 CA CA000392441A patent/CA1171970A/en not_active Expired
- 1981-12-18 JP JP56205065A patent/JPS57127250A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
YU42750B (en) | 1988-12-31 |
CA1171970A (en) | 1984-07-31 |
IT1134780B (it) | 1986-08-13 |
JPH0127453B2 (de) | 1989-05-29 |
JPS57127250A (en) | 1982-08-07 |
YU295881A (en) | 1983-06-30 |
IT8026746A0 (it) | 1980-12-18 |
EP0055392A3 (en) | 1984-06-20 |
US4446518A (en) | 1984-05-01 |
EP0055392B1 (de) | 1987-03-18 |
EP0055392A2 (de) | 1982-07-07 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |