发明申请
US20160188532A1 METHOD AND APPARATUS FOR PERFORMING A VECTOR BIT SHUFFLE 审中-公开
用于执行矢量位块的方法和装置

METHOD AND APPARATUS FOR PERFORMING A VECTOR BIT SHUFFLE
摘要:
An apparatus and method for performing a vector bit shuffle. For example, one embodiment of a processor comprises: a first vector register to store a plurality of source data elements; a second vector register to store a plurality of control elements, each of the control elements comprising a plurality of bit fields, each bit field to be associated with a corresponding bit position in a destination mask register and to identify a bit from each of the source data elements to be copied to each of the particular bit positions; and vector bit shuffle logic to read each bit field from the second vector register to identify a bit from each of the source data elements and to responsively copy the bit from each of the source data elements to each of the corresponding bit positions in the destination mask register.
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