DE69728495D1 - Vliw-prozessor zur verarbeitung eines komprimierten instruktionsformats - Google Patents

Vliw-prozessor zur verarbeitung eines komprimierten instruktionsformats

Info

Publication number
DE69728495D1
DE69728495D1 DE69728495T DE69728495T DE69728495D1 DE 69728495 D1 DE69728495 D1 DE 69728495D1 DE 69728495 T DE69728495 T DE 69728495T DE 69728495 T DE69728495 T DE 69728495T DE 69728495 D1 DE69728495 D1 DE 69728495D1
Authority
DE
Germany
Prior art keywords
processing
instruction format
vliw processor
compressed instruction
compressed
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
Application number
DE69728495T
Other languages
English (en)
Other versions
DE69728495T2 (de
Inventor
Eino Jacobs
Michael Ang
Hari Hampapuram
C Lee
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NXP BV
Original Assignee
Koninklijke Philips Electronics NV
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority claimed from US08/649,733 external-priority patent/US5826054A/en
Priority claimed from US08/648,359 external-priority patent/US5852741A/en
Priority claimed from US08/649,731 external-priority patent/US5787302A/en
Application filed by Koninklijke Philips Electronics NV filed Critical Koninklijke Philips Electronics NV
Publication of DE69728495D1 publication Critical patent/DE69728495D1/de
Application granted granted Critical
Publication of DE69728495T2 publication Critical patent/DE69728495T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • G06F9/38—Concurrent instruction execution, e.g. pipeline or look ahead
    • G06F9/3818—Decoding for concurrent execution
    • G06F9/3822—Parallel decoding, e.g. parallel decode units
    • 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
    • G06F9/30003—Arrangements for executing specific machine instructions
    • G06F9/30072—Arrangements for executing specific machine instructions to perform conditional operations, e.g. using predicates or guards
    • 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
    • G06F9/38—Concurrent instruction execution, e.g. pipeline or look ahead
    • G06F9/3885—Concurrent instruction execution, e.g. pipeline or look ahead using a plurality of independent parallel functional units

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)
  • Memory System Of A Hierarchy Structure (AREA)
DE69728495T 1996-05-15 1997-05-15 Vliw-prozessor zur verarbeitung eines komprimierten instruktionsformats Expired - Lifetime DE69728495T2 (de)

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
US08/649,733 US5826054A (en) 1996-05-15 1996-05-15 Compressed Instruction format for use in a VLIW processor
US648359 1996-05-15
US08/648,359 US5852741A (en) 1996-05-15 1996-05-15 VLIW processor which processes compressed instruction format
US649731 1996-05-15
US649733 1996-05-15
US08/649,731 US5787302A (en) 1996-05-15 1996-05-15 Software for producing instructions in a compressed format for a VLIW processor
PCT/IB1997/000558 WO1997043710A2 (en) 1996-05-15 1997-05-15 Vliw processor which processes compressed instruction format

Publications (2)

Publication Number Publication Date
DE69728495D1 true DE69728495D1 (de) 2004-05-13
DE69728495T2 DE69728495T2 (de) 2005-02-24

Family

ID=27417811

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69728495T Expired - Lifetime DE69728495T2 (de) 1996-05-15 1997-05-15 Vliw-prozessor zur verarbeitung eines komprimierten instruktionsformats

Country Status (4)

Country Link
EP (1) EP0843848B1 (de)
JP (1) JP3750821B2 (de)
DE (1) DE69728495T2 (de)
WO (1) WO1997043710A2 (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8583895B2 (en) 1996-05-15 2013-11-12 Nytell Software LLC Compressed instruction format for use in a VLIW processor
US5819058A (en) * 1997-02-28 1998-10-06 Vm Labs, Inc. Instruction compression and decompression system and method for a processor
US6076154A (en) * 1998-01-16 2000-06-13 U.S. Philips Corporation VLIW processor has different functional units operating on commands of different widths
WO2002061574A1 (en) 2001-01-30 2002-08-08 Koninklijke Philips Electronics N.V. Computer instruction with instruction fetch control bits
ITMI20022003A1 (it) * 2002-09-20 2004-03-21 Atmel Corp Apparecchio e metodo per la decompressione dinamica di programmi.
WO2004097626A2 (en) * 2003-04-28 2004-11-11 Koninklijke Philips Electronics N.V. Parallel processing system
US7568070B2 (en) * 2005-07-29 2009-07-28 Qualcomm Incorporated Instruction cache having fixed number of variable length instructions
JP5206240B2 (ja) 2008-08-29 2013-06-12 日本電気株式会社 情報処理装置および情報処理方法
KR101545701B1 (ko) * 2008-10-07 2015-08-19 삼성전자 주식회사 프로세서 및 그 명령어 번들 복원 방법
KR101401244B1 (ko) * 2009-09-04 2014-05-28 실리콘 하이브 비.브이. 방법 및 장치 및 기록 매체

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5179680A (en) * 1987-04-20 1993-01-12 Digital Equipment Corporation Instruction storage and cache miss recovery in a high speed multiprocessing parallel processing apparatus
CA2180855A1 (en) * 1994-01-10 1995-07-13 Stephen G. Churchill A massively miltiplexed superscalar harvard architecture computer

Also Published As

Publication number Publication date
WO1997043710A3 (en) 1998-01-08
EP0843848B1 (de) 2004-04-07
JPH11509664A (ja) 1999-08-24
DE69728495T2 (de) 2005-02-24
EP0843848A2 (de) 1998-05-27
WO1997043710A2 (en) 1997-11-20
JP3750821B2 (ja) 2006-03-01

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8328 Change in the person/name/address of the agent

Representative=s name: EISENFUEHR, SPEISER & PARTNER, 10178 BERLIN

8327 Change in the person/name/address of the patent owner

Owner name: NXP B.V., EINDHOVEN, NL