RFR: 8073108: GHASH Intrinsics

[Anthony Scarpino]

I've updated the webrevs.  I believe I've added everyone's comments.
- Changed GHASHIntrinsics and disabled for non-supported platforms
- removing WIN64 ifdef in 32bit x86
- fixed hotspot test so it can use compareArray()
- modified the range checking
- fixed processBlocks comment

http://cr.openjdk.java.net/~ascarpino/8073108/hotspot/webrev.01/

http://cr.openjdk.java.net/~ascarpino/8073108/jdk/webrev.01/

thanks

Tony