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For arm32 this query can return an earlier location if the upper half register assigned to a TYP_DOUBLE interval has an earlier ref.

For arm32 this query can return an earlier location if the upper half
register assigned to a TYP_DOUBLE interval has an earlier ref.
@ghost ghost added the area-CodeGen-coreclr CLR JIT compiler in src/coreclr/src/jit and related components such as SuperPMI label May 2, 2024
continue;
}

assert(!currentRefPosition.isPhysRegRef);
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Also added this to match allocateRegistersMinimal (forgot it in the previous PR)

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cc @dotnet/jit-contrib PTAL @kunalspathak

No arm32 diffs, so apparently this quirk wasn't necessary after all.

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LGTM

@jakobbotsch jakobbotsch merged commit 24ded28 into dotnet:main May 2, 2024
@jakobbotsch jakobbotsch deleted the lsra-quirk branch May 2, 2024 19:21
michaelgsharp pushed a commit to michaelgsharp/runtime that referenced this pull request May 9, 2024
For arm32 this query can return an earlier location if the upper half
register assigned to a TYP_DOUBLE interval has an earlier ref.
Ruihan-Yin pushed a commit to Ruihan-Yin/runtime that referenced this pull request May 30, 2024
For arm32 this query can return an earlier location if the upper half
register assigned to a TYP_DOUBLE interval has an earlier ref.
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