RFR: 8369238: Allow virtual thread preemption on some common class initialization paths [v12]

[Patricio Chilano Mateo]

On Mon, 3 Nov 2025 18:34:59 GMT, Richard Reingruber <rrich at openjdk.org> wrote:

>> Patricio Chilano Mateo has updated the pull request incrementally with one additional commit since the last revision:
>> 
>>   Improve comment and assert msg
>
> src/hotspot/cpu/ppc/macroAssembler_ppc.cpp line 764:
> 
>> 762:     addi(regs[i], regs[0], regs[i]->encoding());
>> 763:   }
>> 764:   addi(regs[0], regs[0], regs[0]->encoding());
> 
> Based on @fbredber's suggestion:
> Suggestion:
> 
>   load_const_optimized(bad, 0xbad0101babe00000);
>   for (int i = (sizeof(regs) / sizeof(Register)) - 1; i >= 0; i--) {
>     addi(regs[i], bad, regs[i]->encoding());
>   }

Done.

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PR Review Comment: https://git.openjdk.org/jdk/pull/27802#discussion_r2487538760