APPARATUS AND METHOD FOR TRACKING OF COMMAND ORDER DEPENDENCY

APPARATUS AND METHOD FOR TRACKING OF COMMAND ORDER DEPENDENCY

PROBLEM TO BE SOLVED: To provide an apparatus and a method for tracking the dependency of a command to be executed by a command processor. SOLUTION: By determining the dependency of incoming commands against all commands awaiting execution, dependency information can be stored in a dependency scoreb...

Ausführliche Beschreibung

Gespeichert in:
Bibliographische Detailangaben
Hauptverfasser: IRISH JOHN DAVID, CHAD B MCBRIDE
Format: Patent
Sprache:eng
Schlagworte:
CALCULATING
COMPUTING
COUNTING
ELECTRIC DIGITAL DATA PROCESSING
PHYSICS
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Beschreibung
Zusammenfassung:PROBLEM TO BE SOLVED: To provide an apparatus and a method for tracking the dependency of a command to be executed by a command processor. SOLUTION: By determining the dependency of incoming commands against all commands awaiting execution, dependency information can be stored in a dependency scoreboard. Such a dependency scoreboard may be used to determine if a commands is ready to be issued by the command processor. The dependency scoreboard can also be updated with information relating to the issuance of commands, for example, as commands complete. COPYRIGHT: (C)2007,JPO&INPIT