RFR: 8308994: C2: Re-implement experimental post loop vectorization [v2]

[Pengfei Li]

On Fri, 23 Jun 2023 11:58:16 GMT, Emanuel Peter <epeter at openjdk.org> wrote:

>> Pengfei Li has updated the pull request incrementally with one additional commit since the last revision:
>> 
>>   Address part of comments from Emanuel
>
> src/hotspot/share/opto/vmaskloop.hpp line 85:
> 
>> 83: 
>> 84:   // Some node check utilities
>> 85:   bool is_loop_iv(Node* n) { return n == _iv; }
> 
> General code style comment, applies everywhere: add more `const` everywhere. To arguments, and the functions themselves, wherever possible.

Thanks for pointing out. I added some in commit 2.

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PR Review Comment: https://git.openjdk.org/jdk/pull/14581#discussion_r1250463493