Function `_movrs_i64`

#[target_feature(enable = "movrs")]
pub unsafe fn _movrs_i64(src: *const i64) -> i64

Moves a 64-bit quadword from the source to the destination, with an indication that the source memory location is likely to become read-shared by multiple processors, i.e., read in the future by at least one other processor before it is written, assuming it is ever written in the future.