RFR: 8343148: C2: Refactor uses of "PhaseValue::*con*() + PhaseIdealLoop::set_ctrl()" into separate method

[Vladimir Kozlov]

On Tue, 5 Nov 2024 18:20:58 GMT, Vladimir Kozlov <kvn at openjdk.org> wrote:

> Do we have other places (not new constant node) where we set Root as control? 

In loop opts.

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PR Comment: https://git.openjdk.org/jdk/pull/21836#issuecomment-2457874998