Function pgatherdd 

unsafe extern "C" fn pgatherdd(
    src: Simd<i32, 4>,
    slice: *const i8,
    offsets: Simd<i32, 4>,
    mask: Simd<i32, 4>,
    scale: i8,
) -> Simd<i32, 4>

Available on x86 or x86-64 only.