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Method for executing instructions that operate on different data types stored in the same single logical register file

  • US 6,170,997 B1
  • Filed: 07/22/1997
  • Issued: 01/09/2001
  • Est. Priority Date: 12/19/1995
  • Status: Expired due to Term
First Claim
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1. In a data processing apparatus, a method for executing instructions comprising the steps of:

  • executing a first set of instructions of a packed instruction type on the contents of a first single logical register file, wherein said first single logical register file is operated as a flat register file while executing said first set of instructions; and

    executing a first instruction of a scalar instruction type also on the contents of said first single logical register file, wherein said first single logical register file is operated as a stack referenced register file while executing said first instruction.

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