Graal - first step

[Douglas Simon]

Hi Remi,

On Mar 30, 2012, at 7:13 PM, Rémi Forax wrote:

> Hi guys,
> I've played a little with Graal and I've some questions (a lot in fact but I will send several messages :)

We're ready for your questions - fire away ;-)

> First, I've deactivated the bootstrap code just because it was too painful
> to wait before having the real code to be executed. I think the bootstrap should
> be guarded by a static final not enabled by default.

I've put a note in the (new) README_GRAAL.txt briefly describing Graal's bootstrap step as well as the -XX:-BootstrapGraal option that can be used to disable it.

> Also a code in the hotspot directory was not compiling because my gcc emit a warning
> when you shift a long (32bits) by 32, using a long long solve the issue.
> See the diff at the end of this message.

Thanks. I've applied your fix.

> I also think you should add a README_GRAAL.txt at the root to explain
> that to compile Graal , we have to use mx.

Done.

-Doug