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Multiply-sum dot product instruction with mask and splat

  • US 20060149804A1
  • Filed: 11/30/2004
  • Published: 07/06/2006
  • Est. Priority Date: 11/30/2004
  • Status: Abandoned Application
First Claim
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1. A method of generating a dot product sum, comprising:

  • receiving an instruction specifying at least two source registers and a target register;

    generating a dot product sum by multiplying word elements contained in each source register and summing the products of the multiplication, wherein the word elements that participate in the multiplication are specified by one or more bits in the instruction; and

    storing the dot product sum in none, one, or more word elements contained in the target register.

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