Adds the evex form of instructions vmovsldup, vmovddup, vmovhps, vmovhpd, vmovshdup.
Adds the new subreg type OPSZ_half_16_vex32_evex64 for AVX-512.
Adds the decoder flag and check for EVEX.LL.
Adds tests for instructions above.
Issue: #1312
Adds the evex form of instructions vmovsldup, vmovddup, vmovhps, vmovhpd, vmovshdup.
Adds the new subreg type OPSZ_half_16_vex32_evex64 for AVX-512.
Adds the decoder flag and check for EVEX.LL.
Adds tests for instructions above.
Issue: #1312