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Remove unsigned implementation of ShiftRightArithmeticNarrowingSaturateEven/Odd#118338

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amanasifkhalid merged 4 commits intodotnet:mainfrom
snickolls-arm:remove-unsigned-shift
Aug 6, 2025
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Remove unsigned implementation of ShiftRightArithmeticNarrowingSaturateEven/Odd#118338
amanasifkhalid merged 4 commits intodotnet:mainfrom
snickolls-arm:remove-unsigned-shift

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The uqshrnb/t instructions perform a logical shift, when the intrinsic is an arithmetic shift.

For reference: #94015

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…teEven/Odd

The uqshrnb/t instructions perform a logical shift, when the intrinsic
is an arithmetic shift.
@dotnet-policy-service dotnet-policy-service Bot added the community-contribution Indicates that the PR has been added by a community member label Aug 4, 2025
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Tagging subscribers to this area: @dotnet/area-system-runtime-intrinsics
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I believe SPMI will fail with this change until we get a new collection, since it still has the old tests for the unsigned variants. Could you please bump the JIT-EE GUID as well so we can force a new collection?

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@snickolls-arm sorry I just introduced a merge conflict in the test files -- could you please take a look?

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Could you please bump the JIT-EE GUID

FYI @dotnet/jit-contrib

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/ba-g test timeouts and crash statuses of "None" (likely other timeouts)

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/ba-g mono build timed out

@amanasifkhalid amanasifkhalid merged commit 0f7b74b into dotnet:main Aug 6, 2025
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@github-actions github-actions Bot locked and limited conversation to collaborators Sep 6, 2025
@snickolls-arm snickolls-arm deleted the remove-unsigned-shift branch March 12, 2026 13:31
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