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Statically speculative compilation and execution

  • US 10,101,978 B2
  • Filed: 12/09/2015
  • Issued: 10/16/2018
  • Est. Priority Date: 07/09/2002
  • Status: Expired due to Term
First Claim
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1. A method, comprising:

  • ascertaining, at run time, whether a tag corresponding to a program address is represented by current information of a hotline register corresponding to a plural-way associative cache;

    selecting one of a plurality of ways of the plural-way associative cache if the tag is represented by said current information, wherein the selection is based on said current information;

    accessing only the selected one of the plurality of ways if the tag is represented by said current information;

    determining whether to update the hotline register if the tag is not represented by said current information; and

    storing a value in the hotline register responsive to a result of the determination.

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