Function safe_arch::trailing_zero_count_u32

#[must_use]pub fn trailing_zero_count_u32(a: u32) -> u32

This is supported with target feature bmi1 only.

Counts the number of trailing zero bits in a u32.

An input of 0 gives 32.

assert_eq!(trailing_zero_count_u32(0b0), 32);
assert_eq!(trailing_zero_count_u32(0b1), 0);
assert_eq!(trailing_zero_count_u32(0b10), 1);
assert_eq!(trailing_zero_count_u32(0b100), 2);
assert_eq!(trailing_zero_count_u32(0b111100), 2);