RFR: 8257498: Remove useless skeleton predicates [v2]

[Christian Hagedorn]

On Fri, 15 Jan 2021 15:54:23 GMT, Roland Westrelin <roland at openjdk.org> wrote:

>> Christian Hagedorn has updated the pull request incrementally with one additional commit since the last revision:
>> 
>>   Add handling of Deoptimization::Reason_profile_predicate
>
> src/hotspot/share/opto/loopnode.cpp line 3560:
> 
>> 3558: 
>> 3559:     if (UseLoopPredicate) {
>> 3560:       predicate = find_predicate_insertion_point(entry, Deoptimization::Reason_predicate);
> 
> Don't we need to do this for Deoptimization::Reason_profile_predicate as well?

You're right, we need that as well. I updated it.

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PR: https://git.openjdk.java.net/jdk/pull/2075