devela::_core::arch::x86_64

Function _tzmsk_u64

1.27.0 · Source 
pub unsafe fn _tzmsk_u64(x: u64) -> u64 ⓘ
Available on x86-64 only.
Expand description

Sets all bits below the least significant one of x and clears all other bits.

If the least significant bit of x is 1, it returns zero.