JDK10/RFR(S): 8182711: Re/Introduce private interface for HW-specific prefetch options in SPARC VM_Version.

[Patric Hedlin]

Dear all,

I would like to ask for help to review the following change/update:

Issue:    https://bugs.openjdk.java.net/browse/JDK-8182711

Webrev: http://cr.openjdk.java.net/~neliasso/phedlin/tr8182711/


8182711: Re/Introduce private interface for HW-specific prefetch options 
in SPARC VM_Version.

     This is essentially to revoke the SPARC part of the solution to 
JDK-8016470.


Testing:

     Testing on JDK10 (jtreg/hotspot)


Best regards,
Patric