Function core::arch::x86_64::_bittestandset
1.55.0 · source · pub unsafe fn _bittestandset(p: *mut i32, b: i32) -> u8
Available on x86-64 and (x86 or x86-64) only.
Expand description
Returns the bit in position b
of the memory addressed by p
, then sets the bit to 1
.