Function safe_arch::intel::convert_m128d_s_replace_m128_s

#[must_use]pub fn convert_m128d_s_replace_m128_s(a: m128, b: m128d) -> m128

Converts the low f64 to f32 and replaces the low lane of the input.

let a = m128::from_array([3.0, 4.0, 5.0, 6.0]);
let b = m128d::from_array([1.0, 2.5]);
let c = convert_m128d_s_replace_m128_s(a, b);
assert_eq!(c.to_array(), [1.0, 4.0, 5.0, 6.0]);