CN1244049C - 推测寄存器的调整 - Google Patents
推测寄存器的调整 Download PDFInfo
- Publication number
- CN1244049C CN1244049C CNB018210325A CN01821032A CN1244049C CN 1244049 C CN1244049 C CN 1244049C CN B018210325 A CNB018210325 A CN B018210325A CN 01821032 A CN01821032 A CN 01821032A CN 1244049 C CN1244049 C CN 1244049C
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- CN
- China
- Prior art keywords
- register
- counter
- instruction
- streamline
- speculative
- 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
- 238000000034 method Methods 0.000 claims abstract description 23
- 238000012544 monitoring process Methods 0.000 claims abstract description 10
- 230000015654 memory Effects 0.000 claims description 5
- 230000003068 static effect Effects 0.000 claims description 5
- 238000005259 measurement Methods 0.000 claims description 2
- 238000001514 detection method Methods 0.000 claims 4
- 238000010586 diagram Methods 0.000 description 7
- 238000012545 processing Methods 0.000 description 7
- 238000005516 engineering process Methods 0.000 description 6
- 238000010276 construction Methods 0.000 description 5
- 238000012546 transfer Methods 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 230000002349 favourable effect Effects 0.000 description 3
- 230000000644 propagated effect Effects 0.000 description 2
- 230000001413 cellular effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 230000000977 initiatory effect Effects 0.000 description 1
- 230000009897 systematic effect Effects 0.000 description 1
Images
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
- G06F9/38—Concurrent instruction execution, e.g. pipeline or look ahead
-
- 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
- G06F9/30101—Special purpose registers
-
- 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
-
- 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
- G06F9/3861—Recovery, e.g. branch miss-prediction, exception handling
- G06F9/3863—Recovery, e.g. branch miss-prediction, exception handling using multiple copies of the architectural state, e.g. shadow registers
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)
- Executing Machine-Instructions (AREA)
Abstract
Description
Claims (16)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US09/742,745 | 2000-12-20 | ||
US09/742,745 US6920547B2 (en) | 2000-12-20 | 2000-12-20 | Register adjustment based on adjustment values determined at multiple stages within a pipeline of a processor |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1481530A CN1481530A (zh) | 2004-03-10 |
CN1244049C true CN1244049C (zh) | 2006-03-01 |
Family
ID=24986028
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB018210325A Expired - Fee Related CN1244049C (zh) | 2000-12-20 | 2001-10-31 | 推测寄存器的调整 |
Country Status (6)
Country | Link |
---|---|
US (1) | US6920547B2 (zh) |
JP (1) | JP3759729B2 (zh) |
KR (1) | KR100576560B1 (zh) |
CN (1) | CN1244049C (zh) |
TW (1) | TWI285329B (zh) |
WO (1) | WO2002050667A2 (zh) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6898695B2 (en) * | 2001-03-28 | 2005-05-24 | Intel Corporation | Use of a future file for data address calculations in a pipelined processor |
US7013382B1 (en) * | 2001-11-02 | 2006-03-14 | Lsi Logic Corporation | Mechanism and method for reducing pipeline stalls between nested calls and digital signal processor incorporating the same |
US7366877B2 (en) * | 2003-09-17 | 2008-04-29 | International Business Machines Corporation | Speculative instruction issue in a simultaneously multithreaded processor |
US8266414B2 (en) | 2008-08-19 | 2012-09-11 | Freescale Semiconductor, Inc. | Method for executing an instruction loop and a device having instruction loop execution capabilities |
US11620134B2 (en) | 2021-06-30 | 2023-04-04 | International Business Machines Corporation | Constrained carries on speculative counters |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5487156A (en) * | 1989-12-15 | 1996-01-23 | Popescu; Valeri | Processor architecture having independently fetching issuing and updating operations of instructions which are sequentially assigned and stored in order fetched |
JP2539974B2 (ja) * | 1991-11-20 | 1996-10-02 | 富士通株式会社 | 情報処理装置におけるレジスタの読出制御方式 |
US5421020A (en) | 1993-01-08 | 1995-05-30 | International Business Machines Corporation | Counter register implementation for speculative execution of branch on count instructions |
US5943494A (en) | 1995-06-07 | 1999-08-24 | International Business Machines Corporation | Method and system for processing multiple branch instructions that write to count and link registers |
US5996063A (en) * | 1997-03-03 | 1999-11-30 | International Business Machines Corporation | Management of both renamed and architected registers in a superscalar computer system |
US6003128A (en) * | 1997-05-01 | 1999-12-14 | Advanced Micro Devices, Inc. | Number of pipeline stages and loop length related counter differential based end-loop prediction |
JP3420091B2 (ja) * | 1998-11-30 | 2003-06-23 | Necエレクトロニクス株式会社 | マイクロプロセッサ |
US6189088B1 (en) * | 1999-02-03 | 2001-02-13 | International Business Machines Corporation | Forwarding stored dara fetched for out-of-order load/read operation to over-taken operation read-accessing same memory location |
-
2000
- 2000-12-20 US US09/742,745 patent/US6920547B2/en not_active Expired - Lifetime
-
2001
- 2001-10-31 JP JP2002551696A patent/JP3759729B2/ja not_active Expired - Lifetime
- 2001-10-31 WO PCT/US2001/046334 patent/WO2002050667A2/en active IP Right Grant
- 2001-10-31 CN CNB018210325A patent/CN1244049C/zh not_active Expired - Fee Related
- 2001-10-31 KR KR1020037008024A patent/KR100576560B1/ko active IP Right Grant
- 2001-11-01 TW TW090127145A patent/TWI285329B/zh not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
US20020078326A1 (en) | 2002-06-20 |
US6920547B2 (en) | 2005-07-19 |
JP3759729B2 (ja) | 2006-03-29 |
CN1481530A (zh) | 2004-03-10 |
WO2002050667A3 (en) | 2003-04-17 |
KR20030061002A (ko) | 2003-07-16 |
TWI285329B (en) | 2007-08-11 |
WO2002050667A2 (en) | 2002-06-27 |
JP2004516572A (ja) | 2004-06-03 |
KR100576560B1 (ko) | 2006-05-08 |
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Legal Events
Date | Code | Title | Description |
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C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20090206 Address after: Massachusetts, USA Patentee after: ANALOG DEVICES, Inc. Address before: California, USA Co-patentee before: ANALOG DEVICES, Inc. Patentee before: INTEL Corp. |
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ASS | Succession or assignment of patent right |
Owner name: ANALOG DEVICES, INC. Free format text: FORMER OWNER: INTEL CORP Effective date: 20090206 |
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CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20060301 Termination date: 20201031 |