System, method and software to preload instructions from a variable-length instruction set with proper pre-decoding

System, method and software to preload instructions from a variable-length instruction set with proper pre-decoding

  • CN 101,646,999 A
  • Filed: 04/03/2008
  • Published: 02/10/2010
  • Est. Priority Date: 04/04/2007
  • Status: Active Application
First Claim
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1. method that will be preloaded into from the instruction of variable-length instruction set in the instruction cache, it comprises:

  • Setting command cache line offset designator, it is discerned first effective instruction and enters corresponding to the side-play amount in the data block of instruction cache line;

    Carry out preload instruction, its operation to be comprising at least one data block from the instruction of variable-length instruction set from memory search, and with described instruction load in described instruction cache;

    AndBegin continuous pre decoding is carried out in the described instruction in the described data block with first instruction in response to described instruction cache.

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