Address another opportunity for reducing x86 sequence for GP pair to XMM

Making use of punpckldq to interleave two 32-bit values in xmm registers
in OpRegCopyWide.

Change-Id: Ibe3b9de88d69a081f08b79fee834837d0157a4a3
Signed-off-by: Razvan A Lupusoru <razvan.a.lupusoru@intel.com>
1 file changed