RFR (S) 8157171: Hook up Unsafe.weakCompareAndSetVolatile to VarHandles

[Paul Sandoz]

> On 17 May 2016, at 18:46, Aleksey Shipilev <aleksey.shipilev at oracle.com> wrote:
> 
> Hi,
> 
> Now that jdk9/hs merged to jdk9/dev, we can finally make a move to
> connect new Unsafe.weakCompareAndSetVolatile intrinsics with VarHandles:
>  https://bugs.openjdk.java.net/browse/JDK-8157171
> 
> Webrev:
>  http://cr.openjdk.java.net/~shade/8157171/webrev.01/
> 
> The core changes are in the template files, actual .java files were
> generated from templates. I also fixed up the few missing VarHandles
> tests for weakCASVolatile.
> 
> Testing: local Linux x86_64 build; java/lang/invoke/VarHandles jtregs.
> 

+1

Paul.