RFR: 8305959: x86: Improve itable_stub [v2]

[Boris Ulasevich]

On Thu, 18 May 2023 22:41:33 GMT, Paul Hohensee <phh at openjdk.org> wrote:

>> Boris Ulasevich has refreshed the contents of this pull request, and previous commits have been removed. The incremental views will show differences compared to the previous content of the PR. The pull request contains three new commits since the last revision:
>> 
>>  - readability rework
>>  - cleanup
>>  - 8305959: x86: Improve itable_stub
>
> src/hotspot/cpu/x86/vtableStubs_x86_32.cpp line 186:
> 
>> 184:   const Register recv_klass_reg     = rsi;
>> 185:   const Register holder_klass_reg   = rax; // declaring interface klass (DECC)
>> 186:   const Register resolved_klass_reg = rdi; // resolved interface klass (REFC)
> 
> Please update the previous "Most registers are in use" comment.

Yes. thanks!

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PR Review Comment: https://git.openjdk.org/jdk/pull/13460#discussion_r1206382792