DE3851488T2 - Registerverwaltungssystem mit Ausführung von Befehlen in Unordnung in einem Computerprozessor. - Google Patents

Registerverwaltungssystem mit Ausführung von Befehlen in Unordnung in einem Computerprozessor.

Info

Publication number
DE3851488T2
DE3851488T2 DE3851488T DE3851488T DE3851488T2 DE 3851488 T2 DE3851488 T2 DE 3851488T2 DE 3851488 T DE3851488 T DE 3851488T DE 3851488 T DE3851488 T DE 3851488T DE 3851488 T2 DE3851488 T2 DE 3851488T2
Authority
DE
Germany
Prior art keywords
disorderly
execution
instructions
management system
computer processor
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
DE3851488T
Other languages
English (en)
Other versions
DE3851488D1 (de
Inventor
John Stephen Liptay
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.)
International Business Machines Corp
Original Assignee
International Business Machines 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 International Business Machines Corp filed Critical International Business Machines Corp
Publication of DE3851488D1 publication Critical patent/DE3851488D1/de
Application granted granted Critical
Publication of DE3851488T2 publication Critical patent/DE3851488T2/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, 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; 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, look ahead
    • G06F9/3836—Instruction issuing, e.g. dynamic instruction scheduling or out of order 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, look ahead
    • G06F9/3836—Instruction issuing, e.g. dynamic instruction scheduling or out of order instruction execution
    • G06F9/3838—Dependency mechanisms, e.g. register scoreboarding
    • G06F9/384—Register renaming
    • 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, 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
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C11/00—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor
    • G11C11/21—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements
    • G11C11/34—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices
    • G11C11/40—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices using transistors
    • G11C11/41—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices using transistors forming static cells with positive feedback, i.e. cells not needing refreshing or charge regeneration, e.g. bistable multivibrator or Schmitt trigger
    • G11C11/413—Auxiliary circuits, e.g. for addressing, decoding, driving, writing, sensing, timing or power reduction
    • G11C11/417—Auxiliary circuits, e.g. for addressing, decoding, driving, writing, sensing, timing or power reduction for memory cells of the field-effect type
    • G11C11/419—Read-write [R-W] circuits
DE3851488T 1987-07-20 1988-06-16 Registerverwaltungssystem mit Ausführung von Befehlen in Unordnung in einem Computerprozessor. Expired - Lifetime DE3851488T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/075,483 US4901233A (en) 1987-07-20 1987-07-20 Computer system with logic for writing instruction identifying data into array control lists for precise post-branch recoveries

Publications (2)

Publication Number Publication Date
DE3851488D1 DE3851488D1 (de) 1994-10-20
DE3851488T2 true DE3851488T2 (de) 1995-03-30

Family

ID=22126064

Family Applications (1)

Application Number Title Priority Date Filing Date
DE3851488T Expired - Lifetime DE3851488T2 (de) 1987-07-20 1988-06-16 Registerverwaltungssystem mit Ausführung von Befehlen in Unordnung in einem Computerprozessor.

Country Status (8)

Country Link
US (1) US4901233A (de)
EP (1) EP0301220B1 (de)
JP (1) JPH0668726B2 (de)
AR (1) AR242863A1 (de)
AU (1) AU606180B2 (de)
BR (1) BR8803228A (de)
CA (1) CA1303225C (de)
DE (1) DE3851488T2 (de)

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Also Published As

Publication number Publication date
AU1907588A (en) 1989-01-27
DE3851488D1 (de) 1994-10-20
JPS6436336A (en) 1989-02-07
AU606180B2 (en) 1991-01-31
BR8803228A (pt) 1989-02-08
CA1303225C (en) 1992-06-09
JPH0668726B2 (ja) 1994-08-31
US4901233A (en) 1990-02-13
EP0301220B1 (de) 1994-09-14
EP0301220A3 (en) 1990-07-25
EP0301220A2 (de) 1989-02-01
AR242863A1 (es) 1993-05-31

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