[14] RFR(M) 8232904: Update JVMCI

[Doug Simon]

Looks good to me.

> On 24 Oct 2019, at 20:51, Vladimir Kozlov <vladimir.kozlov at oracle.com> wrote:
> 
> https://cr.openjdk.java.net/~kvn/8232904/webrev.00/
> https://bugs.openjdk.java.net/browse/JDK-8232904
> 
> Sync latest changes from graal-jvmci-8:
> [GR-18629] Fix compilation problem on windows.
> [GR-17318] Add isBeingInitialized.
> [GR-18349] Add default implementation for encoded SpeculationReasons.
> [GR-17920] Handle missing or non-cloneable SHA-1 implementation.
> [GR-16353] Added a getter of an address of current JavaThread into HotSpotJVMCIRuntime.
> 
> Tested with tier1, tier3-graal.
> 
> Thanks,
> Vladimir