[lworld] RFR: 8245729: [lworld] Adjust JIT code to reference projection changes

Tobias Hartmann thartmann at openjdk.java.net
Tue May 26 12:57:40 UTC 2020

On Tue, 26 May 2020 10:04:45 GMT, Tobias Hartmann <thartmann at openjdk.org> wrote:

> Changes:
> - Removed all array storage properties related code
> - Now using array tags in layout helper to determine flattened/null-free properties
> - Removed handling of inline/indirect mirror
> - Removed _asPrimaryType/_asIndirectType intrinsics and removed usages of corresponding API from tests
> - Refactored loop unswitching code and added more tests
> - Removed all special casing in the typesystem that was necessary to support [V <: [V? with the klass for [V not being
>   equal to the klass for [V?
> The code that clears the property bits when loading the klass pointer from the metadata is still in but marked with:
> "// TODO remove clear_prop_bits bits stuff once the runtime does not set it anymore"

Thanks Roland!

This pull request has now been integrated.

Changeset: e895128f
Author:    Tobias Hartmann <thartmann at openjdk.org>
URL:       https://git.openjdk.java.net/valhalla/commit/e895128f
Stats:     919 lines in 47 files changed: 499 ins; 152 del; 268 mod

8245729: [lworld] Adjust JIT code to reference projection changes


PR: https://git.openjdk.java.net/valhalla/pull/55

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