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@github-actions github-actions bot commented Sep 22, 2023

Backport of #92414 to release/8.0-rc2

/cc @tannergooding

Customer Impact

Developers would see incorrect codegen when using a vector broadcast whose size mismatched the operation width on hardware that had AVX-512 support.

Testing

Explicit tests were added covering both smaller and larger than expected vector broadcasts.

Risk

Low. This only impacts customers with AVX-512 capable hardware and is fixing net new functionality in .NET 8

@ghost ghost added the area-CodeGen-coreclr CLR JIT compiler in src/coreclr/src/jit and related components such as SuperPMI label Sep 22, 2023
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ghost commented Sep 22, 2023

Tagging subscribers to this area: @JulieLeeMSFT, @jakobbotsch
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Issue Details

Backport of #92414 to release/8.0-rc2

/cc @tannergooding

Customer Impact

Testing

Risk

IMPORTANT: If this backport is for a servicing release, please verify that:

  • The PR target branch is release/X.0-staging, not release/X.0.

  • If the change touches code that ships in a NuGet package, you have added the necessary package authoring and gotten it explicitly reviewed.

Author: github-actions[bot]
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Labels:

area-CodeGen-coreclr

Milestone: -

@tannergooding tannergooding added the Servicing-consider Issue for next servicing release review label Sep 22, 2023
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@tannergooding Please send an approval request email to Tactics and get a code review sign-off. Today's the last day for merging RC2 backports.

@carlossanlop carlossanlop added this to the 8.0.0 milestone Sep 22, 2023
@carlossanlop carlossanlop added Servicing-approved Approved for servicing release and removed Servicing-consider Issue for next servicing release review labels Sep 22, 2023
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Approved by Tactics via email.

@carlossanlop carlossanlop merged commit 0717e52 into release/8.0-rc2 Sep 22, 2023
@carlossanlop carlossanlop deleted the backport/pr-92414-to-release/8.0-rc2 branch September 22, 2023 17:14
@radical radical mentioned this pull request Sep 26, 2023
@ghost ghost locked as resolved and limited conversation to collaborators Oct 22, 2023
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area-CodeGen-coreclr CLR JIT compiler in src/coreclr/src/jit and related components such as SuperPMI Servicing-approved Approved for servicing release

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3 participants