Function _mm_i64gather_epi64
#[target_feature(enable = "avx2")]
pub unsafe fn _mm_i64gather_epi64(slice: *const i64, offsets: __m128i, SCALE: i32) -> __m128iReturns values from slice at offsets determined by offsets * scale,
where
scale should be 1, 2, 4 or 8.