Function _movrs_i8 

pub unsafe fn _movrs_i8(src: *const i8) -> i8

🔬This is a nightly-only experimental API. (movrs_target_feature #137976)

Available on x86-64 and target feature movrs only.

Moves a byte 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.