A.5.166 MOVLHPS: Move Packed Single-Precision FP Low to High
MOVLHPS xmm1,xmm2 ; OF 16 /r [KATMAI,SSE]
MOVLHPS moves the two packed single-precision FP values from the low
quadword of the source register xmm2 to the high quadword of the
destination register, xmm2. The low quadword of xmm1 is left unchanged.
The operation of this instruction is:
dst[0-63] remains unchanged;
dst[64-127] := src[0-63].