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use int::Int; /// Extract lowest set isolated bit. /// /// Extracts the lowest set bit of `x` and sets the corresponding bit in the /// result (all other bits of the result are zeroed). /// /// # Intrinsic (when available BMI1) /// /// [`BLSI`](http://www.felixcloutier.com/x86/BLSI.html): Extract lowest set /// isolated bit (supports 32/64 bit registers). /// /// # Example /// /// ``` /// use bitintr::bmi::blsi; /// /// assert_eq!(blsi(0b1101_0000u8), 0b0001_0000u8); /// assert_eq!(blsi(0b0100_1000u8), 0b0000_1000u8); /// ``` pub fn blsi<T: Int>(x: T) -> T { x & x.wrapping_neg() } pub trait BLSI { fn blsi(self) -> Self; } impl<T: Int> BLSI for T { fn blsi(self) -> Self { blsi(self) } }