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System and method for dynamically replacing code

  • US 6,915,513 B2
  • Filed: 11/29/2001
  • Issued: 07/05/2005
  • Est. Priority Date: 11/29/2001
  • Status: Expired due to Term
First Claim
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1. A method for dynamically patching code, comprising the steps of:

  • intercepting original program instructions during execution of the program;

    determining if an original program instruction is to be replaced; and

    dynamically replacing the original program instruction with a replacement instruction by fetching the replacement instruction and storing the replacement instruction in a code cache from which the replacement instruction can be executed in lieu of the original program instruction.

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