FR2586490B1 - Unite de traitement d'instruction de branchement - Google Patents
Unite de traitement d'instruction de branchementInfo
- Publication number
- FR2586490B1 FR2586490B1 FR8611998A FR8611998A FR2586490B1 FR 2586490 B1 FR2586490 B1 FR 2586490B1 FR 8611998 A FR8611998 A FR 8611998A FR 8611998 A FR8611998 A FR 8611998A FR 2586490 B1 FR2586490 B1 FR 2586490B1
- Authority
- FR
- France
- Prior art keywords
- processing unit
- instruction processing
- connection instruction
- connection
- unit
- 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 - Fee Related
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
- G06F9/30—Arrangements for executing machine instructions, e.g. instruction decode
- G06F9/32—Address formation of the next instruction, e.g. by incrementing the instruction counter
- G06F9/322—Address formation of the next instruction, e.g. by incrementing the instruction counter for non-sequential address
- G06F9/325—Address formation of the next instruction, e.g. by incrementing the instruction counter for non-sequential address for loops, e.g. loop detection or loop counter
-
- 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
- G06F9/3836—Instruction issuing, e.g. dynamic instruction scheduling or out of order instruction execution
- G06F9/3842—Speculative instruction execution
- G06F9/3846—Speculative instruction execution using static prediction, e.g. branch taken strategy
Landscapes
- 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)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP18532885 | 1985-08-22 |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2586490A1 FR2586490A1 (fr) | 1987-02-27 |
FR2586490B1 true FR2586490B1 (fr) | 1993-11-05 |
Family
ID=16168900
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR8611998A Expired - Fee Related FR2586490B1 (fr) | 1985-08-22 | 1986-08-22 | Unite de traitement d'instruction de branchement |
Country Status (3)
Country | Link |
---|---|
US (1) | US4882701A (fr) |
JP (1) | JPS6341932A (fr) |
FR (1) | FR2586490B1 (fr) |
Families Citing this family (33)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS62180427A (ja) * | 1986-02-03 | 1987-08-07 | Nec Corp | プログラム制御回路 |
US5101484A (en) * | 1989-02-14 | 1992-03-31 | Intel Corporation | Method and apparatus for implementing an iterative program loop by comparing the loop decrement with the loop value |
JPH0460720A (ja) * | 1990-06-29 | 1992-02-26 | Hitachi Ltd | 条件分岐命令制御方式 |
US5313606A (en) * | 1991-01-17 | 1994-05-17 | Chips And Technologies, Inc. | System for detecting boundary cross-over of instruction memory space using reduced number of address bits |
US5303355A (en) * | 1991-03-27 | 1994-04-12 | Motorola, Inc. | Pipelined data processor which conditionally executes a predetermined looping instruction in hardware |
JPH07200292A (ja) * | 1993-12-28 | 1995-08-04 | Mitsubishi Electric Corp | パイプライン式プロセッサ |
US5404473A (en) * | 1994-03-01 | 1995-04-04 | Intel Corporation | Apparatus and method for handling string operations in a pipelined processor |
US5802346A (en) * | 1995-06-02 | 1998-09-01 | International Business Machines Corporation | Method and system for minimizing the delay in executing branch-on-register instructions |
US5909573A (en) * | 1996-03-28 | 1999-06-01 | Intel Corporation | Method of branch prediction using loop counters |
US5822602A (en) * | 1996-07-23 | 1998-10-13 | S3 Incorporated | Pipelined processor for executing repeated string instructions by halting dispatch after comparision to pipeline capacity |
US6505295B1 (en) | 1997-02-17 | 2003-01-07 | Hitachi, Ltd. | Data processor |
US6975679B2 (en) | 2001-06-01 | 2005-12-13 | Microchip Technology Incorporated | Configuration fuses for setting PWM options |
US6952711B2 (en) | 2001-06-01 | 2005-10-04 | Microchip Technology Incorporated | Maximally negative signed fractional number multiplication |
US7007172B2 (en) | 2001-06-01 | 2006-02-28 | Microchip Technology Incorporated | Modified Harvard architecture processor having data memory space mapped to program memory space with erroneous execution protection |
US7020788B2 (en) | 2001-06-01 | 2006-03-28 | Microchip Technology Incorporated | Reduced power option |
US6604169B2 (en) | 2001-06-01 | 2003-08-05 | Microchip Technology Incorporated | Modulo addressing based on absolute offset |
US6934728B2 (en) | 2001-06-01 | 2005-08-23 | Microchip Technology Incorporated | Euclidean distance instructions |
US6552625B2 (en) | 2001-06-01 | 2003-04-22 | Microchip Technology Inc. | Processor with pulse width modulation generator with fault input prioritization |
US6985986B2 (en) | 2001-06-01 | 2006-01-10 | Microchip Technology Incorporated | Variable cycle interrupt disabling |
US6976158B2 (en) | 2001-06-01 | 2005-12-13 | Microchip Technology Incorporated | Repeat instruction with interrupt |
US6601160B2 (en) | 2001-06-01 | 2003-07-29 | Microchip Technology Incorporated | Dynamically reconfigurable data space |
US6937084B2 (en) | 2001-06-01 | 2005-08-30 | Microchip Technology Incorporated | Processor with dual-deadtime pulse width modulation generator |
US20020184566A1 (en) | 2001-06-01 | 2002-12-05 | Michael Catherwood | Register pointer trap |
US7003543B2 (en) | 2001-06-01 | 2006-02-21 | Microchip Technology Incorporated | Sticky z bit |
US6728856B2 (en) | 2001-06-01 | 2004-04-27 | Microchip Technology Incorporated | Modified Harvard architecture processor having program memory space mapped to data memory space |
US7467178B2 (en) | 2001-06-01 | 2008-12-16 | Microchip Technology Incorporated | Dual mode arithmetic saturation processing |
US6552567B1 (en) | 2001-09-28 | 2003-04-22 | Microchip Technology Incorporated | Functional pathway configuration at a system/IC interface |
US20040021483A1 (en) * | 2001-09-28 | 2004-02-05 | Brian Boles | Functional pathway configuration at a system/IC interface |
US7721074B2 (en) * | 2006-01-23 | 2010-05-18 | Mips Technologies, Inc. | Conditional branch execution in a processor having a read-tie instruction and a data mover engine that associates register addresses with memory addresses |
US7721075B2 (en) * | 2006-01-23 | 2010-05-18 | Mips Technologies, Inc. | Conditional branch execution in a processor having a write-tie instruction and a data mover engine that associates register addresses with memory addresses |
US7721073B2 (en) * | 2006-01-23 | 2010-05-18 | Mips Technologies, Inc. | Conditional branch execution in a processor having a data mover engine that associates register addresses with memory addresses |
US8464030B2 (en) * | 2010-04-09 | 2013-06-11 | International Business Machines Corporation | Instruction cracking and issue shortening based on instruction base fields, index fields, operand fields, and various other instruction text bits |
US8489865B1 (en) * | 2010-04-15 | 2013-07-16 | Lockheed Martin Corporation | Device, system, and method for single thread command chaining instructions from multiple processor elements |
Family Cites Families (33)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3573854A (en) * | 1968-12-04 | 1971-04-06 | Texas Instruments Inc | Look-ahead control for operation of program loops |
US3593306A (en) * | 1969-07-25 | 1971-07-13 | Bell Telephone Labor Inc | Apparatus for reducing memory fetches in program loops |
BE789583A (fr) * | 1971-10-01 | 1973-02-01 | Sanders Associates Inc | Appareil de controle de programme pour machine de traitement del'information |
US4031521A (en) * | 1971-10-15 | 1977-06-21 | International Business Machines Corporation | Multimode programmable machines |
JPS549456B2 (fr) * | 1972-07-05 | 1979-04-24 | ||
IT1000638B (it) * | 1973-12-28 | 1976-04-10 | Olivetti & Co Spa | Calcolatore elettronico con dispo sitivo di deviazione dei micropro grammi |
JPS522140A (en) * | 1975-06-24 | 1977-01-08 | Hitachi Ltd | Information processing apparatus |
US4097920A (en) * | 1976-12-13 | 1978-06-27 | Rca Corporation | Hardware control for repeating program loops in electronic computers |
JPS5420385A (en) * | 1977-07-15 | 1979-02-15 | Mitsubishi Electric Corp | Time switch |
US4200927A (en) * | 1978-01-03 | 1980-04-29 | International Business Machines Corporation | Multi-instruction stream branch processing mechanism |
US4181942A (en) * | 1978-03-31 | 1980-01-01 | International Business Machines Corporation | Program branching method and apparatus |
JPS55146550A (en) * | 1979-04-27 | 1980-11-14 | Hitachi Ltd | High speed branch controlling system |
JPS5621239A (en) * | 1979-07-27 | 1981-02-27 | Fujitsu Ltd | Processing system for branch instruction |
JPS56129950A (en) * | 1980-03-07 | 1981-10-12 | Hitachi Ltd | Information processor |
JPS56149646A (en) * | 1980-04-21 | 1981-11-19 | Toshiba Corp | Operation controller |
JPS5734253A (en) * | 1980-08-09 | 1982-02-24 | Fujitsu Ltd | Brunch instruction controlling circuit |
US4370711A (en) * | 1980-10-21 | 1983-01-25 | Control Data Corporation | Branch predictor using random access memory |
US4430706A (en) * | 1980-10-27 | 1984-02-07 | Burroughs Corporation | Branch prediction apparatus and method for a data processing system |
US4462074A (en) * | 1981-11-19 | 1984-07-24 | Codex Corporation | Do loop circuit |
US4435756A (en) * | 1981-12-03 | 1984-03-06 | Burroughs Corporation | Branch predicting computer |
JPS58117050A (ja) * | 1981-12-30 | 1983-07-12 | Fujitsu Ltd | デ−タシヨリソウチ |
US4477872A (en) * | 1982-01-15 | 1984-10-16 | International Business Machines Corporation | Decode history table for conditional branch instructions |
US4463422A (en) * | 1982-07-12 | 1984-07-31 | Csp, Inc. | Method of processing an iterative program loop |
US4604691A (en) * | 1982-09-07 | 1986-08-05 | Nippon Electric Co., Ltd. | Data processing system having branch instruction prefetching performance |
JPS59146342A (ja) * | 1983-02-09 | 1984-08-22 | Nec Corp | ル−プ制御方式 |
US4626988A (en) * | 1983-03-07 | 1986-12-02 | International Business Machines Corporation | Instruction fetch look-aside buffer with loop mode control |
JPS603750A (ja) * | 1983-06-22 | 1985-01-10 | Hitachi Ltd | 計数分岐命令の制御方式 |
JPS6043751A (ja) * | 1983-08-18 | 1985-03-08 | Hitachi Ltd | 情報処理装置 |
US4764861A (en) * | 1984-02-08 | 1988-08-16 | Nec Corporation | Instruction fpefetching device with prediction of a branch destination for each branch count instruction |
JPS60198640A (ja) * | 1984-03-21 | 1985-10-08 | Nec Corp | パイプライン型情報処理装置 |
US4727483A (en) * | 1984-08-15 | 1988-02-23 | Tektronix, Inc. | Loop control system for digital processing apparatus |
JPS61273637A (ja) * | 1985-05-30 | 1986-12-03 | Nec Corp | 情報処理装置 |
CA1285657C (fr) * | 1986-01-29 | 1991-07-02 | Douglas W. Clark | Dispositif et methode d'execution d'instructions de branchement |
-
1986
- 1986-08-07 JP JP61186429A patent/JPS6341932A/ja active Pending
- 1986-08-22 FR FR8611998A patent/FR2586490B1/fr not_active Expired - Fee Related
-
1988
- 1988-09-23 US US07/249,254 patent/US4882701A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JPS6341932A (ja) | 1988-02-23 |
FR2586490A1 (fr) | 1987-02-27 |
US4882701A (en) | 1989-11-21 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |