Function safe_arch::set_i8_m128i

#[must_use]pub fn set_i8_m128i(
    a: i8, 
    b: i8, 
    c: i8, 
    d: i8, 
    e: i8, 
    f: i8, 
    g: i8, 
    h: i8, 
    i: i8, 
    j: i8, 
    k: i8, 
    l: i8, 
    m: i8, 
    n: i8, 
    o: i8, 
    p: i8
) -> m128i

This is supported with target feature sse2 only.

Sets the args into an m128i, first arg is the high lane.

let a =
  m128i::from([15_i8, 14, 13, 12, 11, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0]);
let b = set_i8_m128i(0_i8, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15);
assert_eq!(<[i8; 16]>::from(a), <[i8; 16]>::from(b));