Function safe_arch::set_reversed_m256

#[must_use]pub fn set_reversed_m256(
    e7: f32, 
    e6: f32, 
    e5: f32, 
    e4: f32, 
    e3: f32, 
    e2: f32, 
    e1: f32, 
    e0: f32
) -> m256

This is supported with target feature avx only.

Set f32 args into an m256 lane.

let a =
  set_reversed_m256(0.0, 1.0, 2.0, 3.0, 4.0, 5.0, 6.0, 7.0).to_array();
assert_eq!(a, [0.0, 1.0, 2.0, 3.0, 4.0, 5.0, 6.0, 7.0]);