RFR: 8232050: Improve inlining of Klass accessors

[Lois Foltan]

Hi Claes,

This change looks good.

Thanks,
Lois

On 10/9/2019 8:09 AM, Claes Redestad wrote:
> Hi,
>
> this patch ensures various trivial accessors in Klass gets inlined,
> which is especially beneficial during linking, but may benefit also
> other parts of the runtime (including GC).
>
> Bug:    https://bugs.openjdk.java.net/browse/JDK-8232050
> Webrev: https://cr.openjdk.java.net/~redestad/8232050/open.00/
>
> Testing: tier1+2
>
> Thanks!
>
> /Claes