RFR: 8140238: Zero fails to build from source

[Vladimir Kozlov]

Looks good. Since it is only zero platform specific changes someone from 
outside Oracle can push it.

Thanks,
Vladimir

On 10/21/15 8:28 PM, Edward Nevill wrote:
> Hi,
>
> Could someone please sponsor the following webrev and push it through JPRT
>
> http://cr.openjdk.java.net/~enevill/8140238/
>
> JIRA issue: https://bugs.openjdk.java.net/browse/JDK-8140238
>
> Zero fails to build after
>
> 8136421: JEP 243: Java-Level JVM Compiler Interface
>
> https://bugs.openjdk.java.net/browse/JDK-8136421
>
> The commit for 8136421 updated headers etc for _sparc, _x86, _ppr and _aarch64 but failed to update _zero.
>
> and
>
> 8078554: Compiler: implement ranges (optionally constraints) for those flags that have them missing
>
> https://bugs.openjdk.java.net/browse/JDK-8078554
>
> The commit for 8078554 causes zero to generate an error about AllocatePrefetchDistance having the value -1 so I have set this to 0 in vm_version_zero.cpp.
>
> I have posted this to hotspot-compiler rather than build-dev because it is only in the hs-comp tree at the moment and because the build was broken by the commits for the above issues.
>
> Thanks for your help,
> Ed.
>
>