Function pcmpestrm128 

unsafe extern "C" fn pcmpestrm128(
    a: Simd<i8, 16>,
    la: i32,
    b: Simd<i8, 16>,
    lb: i32,
    imm8: i8,
) -> Simd<u8, 16>

Available on x86 or x86-64 only.