Function core::arch::x86_64::_xbegin

pub unsafe fn _xbegin() -> u32

🔬This is a nightly-only experimental API. (stdarch_x86_rtm #111138)

Available on (x86 or x86-64) and target feature rtm and x86-64 only.

Specifies the start of a restricted transactional memory (RTM) code region and returns a value indicating status.

Intel’s documentation