Function core::arch::aarch64::__tstart

source ·
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.

ARM TME Intrinsics.