Question about Unsafe.prefetch ... () ?

[Roman Kennke]

Am Donnerstag, den 14.08.2014 um 07:46 -0700 schrieb Christian
Thalinger:
> [#JDK-6807143] Unsafe.java changes corresponding to 6353211 - Java Bug
> System
> 

Interesting! This bug is created in 2009 (if the year entry is correct).
Does it make sense to either finish it off (for this it would be good to
know what have been the plans...), or remove that code?

Roman

> On Aug 14, 2014, at 7:32 AM, Roman Kennke <rkennke at redhat.com> wrote:
> 
> > Hello,
> > 
> > I noticed that in Hotspot there are intrinsics defined for
> > Unsafe.prefetchRead(), Unsafe.prefetchWrite(),
> > Unsafe.prefetchReadStatic() and Unsafe.prefetchWriteStatic(), but
> > none
> > of them are defined in JDK's Unsafe.java nor is it called anywhere.
> > Is
> > this code used for anything? Why is it there?
> > 
> > Thanks and best regards,
> > Roman
> > 
> > 
> 
>