Function safe_arch::test_all_zeroes_m128i

pub fn test_all_zeroes_m128i(a: m128i, mask: m128i) -> i32

Available with target feature sse4.1 only.

Returns if all masked bits are 0, (a & mask) as u128 == 0

let a = m128i::from(0b111_u128);
let mask = m128i::from(u128::MAX);
assert_eq!(test_all_zeroes_m128i(a, mask), 0);
//
let a = m128i::from(0b0_u128);
let mask = m128i::from(u128::MAX);
assert_eq!(test_all_zeroes_m128i(a, mask), 1);
//
let a = m128i::from(0b1_0000_u128);
let mask = m128i::from(0b0_1111_u128);
assert_eq!(test_all_zeroes_m128i(a, mask), 1);