webrev to toggle HSAIL deoptimization

[Doug Simon]

I’ve integrated this patch with some minor changes to some comments.

On Apr 2, 2014, at 11:10 PM, Caspole, Eric <Eric.Caspole at amd.com> wrote:

> Hi everybody,
> I put up a new webrev to allow to disable the HSAIL deoptimization support by using -XX:-UseHSAILDeoptimization, which is true/on by default.
> 
> http://cr.openjdk.java.net/~ecaspole/toggle_hsail_deopt/webrev/
> 
> Disabling the HSAIL deoptimization will allow code compiled by Graal run using the okra java launch path to continue to work when they use -XX:-UseHSAILDeoptimization. Since they are launched on a path using JNI it is not compatible with the HSAIL deoptimization. In particular Clumatra will require this flag to work correctly now that the deoptimization is committed.
> Thanks,
> Eric
>