pub unsafe fn __tstart() -> u64🔬This is a nightly-only experimental API. (
stdarch_aarch64_tme #117216)Available on (AArch64 or
target_arch="arm64ec") and target feature tme only.Expand description
Starts a new transaction. When the transaction starts successfully the return value is 0. If the transaction fails, all state modifications are discarded and a cause of the failure is encoded in the return value.