RFR: 8341293: Split field loads through Nested Phis [v2]

[Emanuel Peter]

On Wed, 8 Jan 2025 00:36:17 GMT, Dhamoder Nalla <dhanalla at openjdk.org> wrote:

>> Generally it is nice if tests can run on as many platforms, compilers and flags as possible. But of course IR rules can only apply under specific circumstances.
>
> These compiler flags are common for all the tests.

Hmm, in my experience these flags are not really necessary, and rather a restriction we would like to remove if possible.

Is there an argument why they cannot be moved to the IR rules with `applyIf...`?

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PR Review Comment: https://git.openjdk.org/jdk/pull/21270#discussion_r1915283228