pub unsafe fn _xtest() -> u8🔬This is a nightly-only experimental API. (
stdsimd #48556)Available on (x86 or x86-64) and target feature
rtm and x86 only.Expand description
查询处理器是在由受限事务存储器 (RTM) 还是硬件锁定扩展 (HLE) 标识的事务区域中执行。