AVX-512: Add IF_SPMASK and fix IF_PFMASK
AVX-512: Add IF_SPMASK and fix IF_PFMASK

Defined IF_SPMASK for specific processor types and
fixed IF_PFMASK to mask the exact preferred bits only.

Signed-off-by: Jin Kyu Song <636a629b48a15ad840070a3dd8c6df980563dd68@intel.com>
Signed-off-by: Cyrill Gorcunov <7a1ea01eee6961eb1e372e3508c2670446d086f4@gmail.com>

techkey/nasm,projedi/nasm,techkey/nasm,techkey/nasm,techkey/nasm,projedi/nasm,projedi/nasm,projedi/nasm,projedi/nasm,techkey/nasm