DK0661625T3 - Fremgangsmåde og apparatur til implementering af et firetrins system til bestemmelse af programforgreninger (Four Stage Bra - Google Patents

Fremgangsmåde og apparatur til implementering af et firetrins system til bestemmelse af programforgreninger (Four Stage Bra

Info

Publication number
DK0661625T3
DK0661625T3 DK94307771T DK94307771T DK0661625T3 DK 0661625 T3 DK0661625 T3 DK 0661625T3 DK 94307771 T DK94307771 T DK 94307771T DK 94307771 T DK94307771 T DK 94307771T DK 0661625 T3 DK0661625 T3 DK 0661625T3
Authority
DK
Denmark
Prior art keywords
branch
stage
instructions
instruction
final
Prior art date
Application number
DK94307771T
Other languages
English (en)
Inventor
Bradley D Hoyt
Glenn J Hinton
David B Papworth
Ashwani Kumar Gupta
Michael Alan Fetterman
Subramanian Natarajan
Sunil Shenoy
Sa Reynold V D
Original Assignee
Intel Corp
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 Intel Corp filed Critical Intel Corp
Application granted granted Critical
Publication of DK0661625T3 publication Critical patent/DK0661625T3/da

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
    • G06F9/3804—Instruction prefetching for branches, e.g. hedging, branch folding
    • G06F9/3806—Instruction prefetching for branches, e.g. hedging, branch folding using address prediction, e.g. return stack, branch history buffer
    • 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
    • G06F9/32—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
    • 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
    • G06F9/32—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
    • G06F9/323—Address formation of the next instruction, e.g. by incrementing the instruction counter for non-sequential address for indirect branch instructions
    • 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
    • G06F9/3836—Instruction issuing, e.g. dynamic instruction scheduling or out of order instruction execution
    • G06F9/3842—Speculative instruction execution
    • G06F9/3848—Speculative instruction execution using hybrid branch prediction, e.g. selection between prediction techniques
    • 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
    • G06F9/3854—Instruction completion, e.g. retiring, committing or graduating
    • G06F9/3856—Reordering of instructions, e.g. using queues or age tags
    • 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
    • G06F9/3861—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)
  • Image Processing (AREA)
  • Debugging And Monitoring (AREA)
DK94307771T 1994-01-03 1994-10-21 Fremgangsmåde og apparatur til implementering af et firetrins system til bestemmelse af programforgreninger (Four Stage Bra DK0661625T3 (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US17678594A 1994-01-03 1994-01-03

Publications (1)

Publication Number Publication Date
DK0661625T3 true DK0661625T3 (da) 2000-04-03

Family

ID=22645810

Family Applications (1)

Application Number Title Priority Date Filing Date
DK94307771T DK0661625T3 (da) 1994-01-03 1994-10-21 Fremgangsmåde og apparatur til implementering af et firetrins system til bestemmelse af programforgreninger (Four Stage Bra

Country Status (8)

Country Link
US (1) US5812839A (da)
EP (1) EP0661625B1 (da)
AT (1) ATE184407T1 (da)
DE (1) DE69420540T2 (da)
DK (1) DK0661625T3 (da)
ES (1) ES2138051T3 (da)
GR (1) GR3036841T3 (da)
SG (1) SG52391A1 (da)

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Also Published As

Publication number Publication date
ATE184407T1 (de) 1999-09-15
DE69420540T2 (de) 2000-02-10
SG52391A1 (en) 1998-09-28
EP0661625B1 (en) 1999-09-08
US5812839A (en) 1998-09-22
EP0661625A2 (en) 1995-07-05
GR3036841T3 (en) 2002-01-31
ES2138051T3 (es) 2000-01-01
DE69420540D1 (de) 1999-10-14
EP0661625A3 (da) 1995-08-16

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