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

[Dhamoder Nalla]

On Fri, 24 Jan 2025 12:05:12 GMT, Christian Hagedorn <chagedorn at openjdk.org> wrote:

>> Thanks @eme64, I couldn't drop (vm.debug == true) because the test scenarios use some of the VM options (DeoptimizeALot, TraceReduceAllocationMerges) that are only available in the debug build. The test fails in the release build if I drop it.
>
> You can pass `-XX:+IgnoreUnrecognizedVMOptions` in such that it also works with release builds.

Thanks @chhagedorn, updated the test with -XX:+IgnoreUnrecognizedVMOptions.

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PR Review Comment: https://git.openjdk.org/jdk/pull/21270#discussion_r1929126220