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Register stack engine having speculative load/store modes

  • US 6,631,452 B1
  • Filed: 04/28/2000
  • Issued: 10/07/2003
  • Est. Priority Date: 04/28/2000
  • Status: Expired due to Fees
First Claim
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1. A computer system comprising:

  • a memory;

    a register file coupled to the memory through a memory channel, the register file to store data for one or more procedures in one or more frames, respectively; and

    a register stack engine to monitor activity on the memory channel and to transfer data between selected frames of the register file and the memory responsive to available bandwidth on the memory channel, wherein the register stack engine includes a first pointer to indicate a first location in a current frame of the register stack and a second pointer to indicate an oldest dirty register in the register stack.

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