Function safe_arch::get_i32_from_m128d_s

pub fn get_i32_from_m128d_s(a: m128d) -> i32

Converts the lower lane to an i32 value.

let a = m128d::from_array([1.0, 2.5]);
let b = get_i32_from_m128d_s(a);
assert_eq!(b, 1_i32);