Function _mm512_aesdeclast_epi128 

pub fn _mm512_aesdeclast_epi128(a: __m512i, round_key: __m512i) -> __m512i

Available on x86 and target feature vaes and target feature avx512f only.

Performs the last round of an AES decryption flow on each 128-bit word (state) in a using the corresponding 128-bit word (key) in round_key.

Intel’s documentation