Initialize Thread fields for the current thread. Called only
when Thread.threadLocalRandomProbe is zero, indicating that a
thread local seed value needs to be generated. Note that even
though the initialization is purely thread-local, we need to
rely on (static) atomic generators to initialize the values.
Initialize Thread fields for the current thread. Called only when Thread.threadLocalRandomProbe is zero, indicating that a thread local seed value needs to be generated. Note that even though the initialization is purely thread-local, we need to rely on (static) atomic generators to initialize the values.