ATE195826T1 - Verarbeitungseinheit mit erkennung eines byteausrichtungsmechanismuses im speicherkontrollmechanismus - Google Patents

Verarbeitungseinheit mit erkennung eines byteausrichtungsmechanismuses im speicherkontrollmechanismus

Info

Publication number
ATE195826T1
ATE195826T1 AT95303290T AT95303290T ATE195826T1 AT E195826 T1 ATE195826 T1 AT E195826T1 AT 95303290 T AT95303290 T AT 95303290T AT 95303290 T AT95303290 T AT 95303290T AT E195826 T1 ATE195826 T1 AT E195826T1
Authority
AT
Austria
Prior art keywords
processing unit
memory
accesses
misaligned
generates
Prior art date
Application number
AT95303290T
Other languages
English (en)
Inventor
Michael D Pednau
Original Assignee
Advanced Micro Devices Inc
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
Application filed by Advanced Micro Devices Inc filed Critical Advanced Micro Devices Inc
Application granted granted Critical
Publication of ATE195826T1 publication Critical patent/ATE195826T1/de

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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 OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F12/00—Accessing, addressing or allocating within memory systems or architectures
    • G06F12/02—Addressing or allocation; Relocation
    • G06F12/04—Addressing variable-length words or parts of words

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Software Systems (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Bus Control (AREA)
  • Debugging And Monitoring (AREA)
  • Executing Machine-Instructions (AREA)
  • Memory System (AREA)
  • Image Input (AREA)
AT95303290T 1994-05-23 1995-05-17 Verarbeitungseinheit mit erkennung eines byteausrichtungsmechanismuses im speicherkontrollmechanismus ATE195826T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/247,247 US5566312A (en) 1994-05-23 1994-05-23 Processimg unit with programmable mis-aligned byte addressing

Publications (1)

Publication Number Publication Date
ATE195826T1 true ATE195826T1 (de) 2000-09-15

Family

ID=22934194

Family Applications (1)

Application Number Title Priority Date Filing Date
AT95303290T ATE195826T1 (de) 1994-05-23 1995-05-17 Verarbeitungseinheit mit erkennung eines byteausrichtungsmechanismuses im speicherkontrollmechanismus

Country Status (5)

Country Link
US (1) US5566312A (de)
EP (1) EP0684559B1 (de)
JP (1) JP3701045B2 (de)
AT (1) ATE195826T1 (de)
DE (1) DE69518465T2 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6789179B2 (en) * 2001-06-29 2004-09-07 Broadcom Corporation Method and system for fast data access using a memory array
US7340495B2 (en) * 2001-10-29 2008-03-04 Intel Corporation Superior misaligned memory load and copy using merge hardware
US6993619B2 (en) * 2003-03-28 2006-01-31 International Business Machines Corporation Single request data transfer regardless of size and alignment
US20070050592A1 (en) * 2005-08-31 2007-03-01 Gschwind Michael K Method and apparatus for accessing misaligned data streams
US8156310B2 (en) * 2006-09-11 2012-04-10 International Business Machines Corporation Method and apparatus for data stream alignment support

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4432055A (en) * 1981-09-29 1984-02-14 Honeywell Information Systems Inc. Sequential word aligned addressing apparatus
JPH01175649A (ja) * 1987-12-29 1989-07-12 Oki Electric Ind Co Ltd マイクロプロセッサ
US5170477A (en) * 1989-10-31 1992-12-08 Ibm Corporation Odd boundary address aligned direct memory acess device and method

Also Published As

Publication number Publication date
DE69518465T2 (de) 2001-04-12
JP3701045B2 (ja) 2005-09-28
DE69518465D1 (de) 2000-09-28
EP0684559A1 (de) 1995-11-29
JPH0844621A (ja) 1996-02-16
US5566312A (en) 1996-10-15
EP0684559B1 (de) 2000-08-23

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