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Processor virtualization mechanism via an enhanced restoration of hard architected states

  • US 20040111548A1
  • Filed: 12/05/2002
  • Published: 06/10/2004
  • Est. Priority Date: 12/05/2002
  • Status: Active Grant
First Claim
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1. A method of operating a processor, said method comprising:

  • storing in a first set of storage locations in the processor a first hard architected state of a first process currently undergoing execution by the processor;

    storing in a second set of storage locations in the processor a second hard architected state of a second process that is idle;

    in response to receiving a process interrupt at the processor, loading the second hard architected state from the second set of storage locations into the first set of storage locations; and

    executing the second process.

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