[11u] RFR 8233019: java.lang.Class.isPrimitive() (C1) returns wrong result if Klass* is aligned to 32bit

[Thomas Stüfe]

Hi Aleksey,

looks good to me.

..Thomas


On Tue, Feb 4, 2020 at 2:19 PM Aleksey Shipilev <shade at redhat.com> wrote:

> Original fix:
>   https://bugs.openjdk.java.net/browse/JDK-8233019
>   https://hg.openjdk.java.net/jdk/jdk/rev/9bbe560e8131
>
> Patch does not apply to 11u cleanly, because the context is a bit
> different due to later
> introduction of is_reference_type helper in JDK-8230505 [1]. I re-added
> the hunks in
> c1_LIRAssembler_s390.cpp and c1_LIRAssembler_x86.cpp by hand.
>
> 11u webrev:
>   https://cr.openjdk.java.net/~shade/8233019/webrev.11u.01/
>
> Testing: tier1, tier2, tier3
>
> --
> Thanks,
> -Aleksey
>
> [1] https://bugs.openjdk.java.net/browse/JDK-8230505
>
>