Function core::arch::x86::_blsfill_u64 [] [src]

pub unsafe fn _blsfill_u64(x: u64) -> u64
🔬 This is a nightly-only experimental API. (stdsimd #48556)
This is supported on x86 and target feature tbm only.

Sets all bits of x below the least significant one.

If there is no set bit in x, it sets all the bits.