Function core::arch::aarch64::__tstart[][src]

pub unsafe fn __tstart() -> u64
🔬 This is a nightly-only experimental API. (stdsimd #48556)
This is supported on AArch64 and target feature tme only.
Expand description

开始新的事务。事务成功启动后,返回值为 0。 如果事务失败,则将丢弃所有状态修改,并将失败原因编码在返回值中。

ARM TME Intrinsics.