RFR: 8156159: replace CompilerToVM.readUncompressedOop with Unsafe.getUncompressedObject

[Christian Thalinger]

> On May 9, 2016, at 9:05 AM, Vladimir Kozlov <vladimir.kozlov at oracle.com> wrote:
> 
> Please, send webrev on cr. server.

Grrrr :-)

http://cr.openjdk.java.net/~twisti/8156159/

> 
> Thanks,
> Vladimir
> 
> On 5/9/16 12:00 PM, Christian Thalinger wrote:
>> https://bugs.openjdk.java.net/browse/JDK-8156159
>> 
>> JDK-8022853 added the required methods to Unsafe.  It's time to switch over.
>>