RFR(S) 8191437: AOT doesn't work easily after thread local handshakes

[Vladimir Kozlov]

On 11/28/17 10:00 AM, dean.long at oracle.com wrote:
> https://bugs.openjdk.java.net/browse/JDK-8191437
> 
> http://cr.openjdk.java.net/~dlong/8191437/webrev.hs/

VM changes looks fine to me.

> 
> http://cr.openjdk.java.net/~dlong/8191437/webrev.graal/
> 
> 
> This change adds support for thread local handshakes to Graal for x64 and SPARC.  Graal generates a 
> different instruction encoding on x64 than C1/C2, so I had to account for that difference in

I assume it works in all cases now (C1, C2, Graal generated code) ?

> sharedRuntime_x86_64.cpp.  I'm including the Graal changes because I would like to push them 
> together with the HotSpot changes.

I would still suggest to do review and testing in Labs.

Thanks,
Vladimir

> 
> 
> dl
>