C4E2E9920408
ICLASS:     VGATHERDPD
CATEGORY:   AVX2GATHER
EXTENSION:  AVX2GATHER
IFORM:      VGATHERDPD_XMMf64_MEMf64_XMMi64_VL128
ISA_SET:    AVX2GATHER
ATTRIBUTES: DWORD_INDICES ELEMENT_SIZE_Q GATHER SPECIAL_AGEN_REQUIRED 
SHORT:      vgatherdpd xmm0, qword ptr [rax+xmm1*1], xmm2
Encodable! C4E2E9920408
Identical re-encoding