RFR: JDK-8322648: Improve class initialization barrier in TemplateTable::_new for PPC [v2]

[Varada M]

On Mon, 29 Jan 2024 06:49:27 GMT, Varada M <varadam at openjdk.org> wrote:

>> src/hotspot/cpu/ppc/templateTable_ppc_64.cpp line 3808:
>> 
>>> 3806:     // Make sure klass is initialized.
>>> 3807:     assert(VM_Version::supports_fast_class_init_checks(), "Optimization requires support for fast class initialization checks");
>>> 3808:     __ clinit_barrier(Rcpool, R16_thread, nullptr /*L_fast_path*/, &Lslow_case);
>> 
>> `Rcpool` is the wrong parameter. You need to use `RinstanceKlass`.
>
> Thank you for the correction @TheRealMDoerr . I have applied the code change. Tier1 test is running. I will push once it is done.

build successful and no failures in tier1

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PR Review Comment: https://git.openjdk.org/jdk/pull/17518#discussion_r1469729878