作者: James C. Abel , Derin C. Walters , Jonathan J. Tyler
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摘要: Method, apparatus, and program means for performing a packed multiply high with round shift operation. The method of one embodiment comprises receiving first operand having set L data elements. A second elements is received. pairs are multiplied together to generate products. Each the includes element from corresponding position products rounded values. said values scaled truncated storage at destination. value be stored its pair