RFR: 8338844: C2: remove useless code in PhaseIdealLoop::place_outside_loop() after 8335709

[Roland Westrelin]

On Mon, 26 Aug 2024 05:19:36 GMT, Tobias Hartmann <thartmann at openjdk.org> wrote:

>> This removes code that shouldn't be necessary now that the
>> NeverBranch/CProj nodes are assigned the correct loop. I proposed this
>> initially as part of https://github.com/openjdk/jdk/pull/20334 where
>> the recommendation was to take care of it separately to make
>> backports easier.
>
> Looks good to me too.

@TobiHartmann @chhagedorn thanks for the reviews.

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PR Comment: https://git.openjdk.org/jdk/pull/20678#issuecomment-2309535403