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JIT: Handle liveness for defined retbufs in physical promotion #86711

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@jakobbotsch

Physical promotion's liveness is overly conservative for this case currently as it does not have easy access to the parent GenTreeCall* and does not know how much of the retbuf will be defined.

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  1. self-assigned this
    on May 24, 2023
  2. ghost added
    area-CodeGen-coreclrCLR JIT compiler in src/coreclr/src/jit and related components such as SuperPMI
    on May 24, 2023
  3. added this to the Future milestone on May 24, 2023
  4. ghost added
    untriagedNew issue has not been triaged by the area owner
    on May 24, 2023
  5. removed
    untriagedNew issue has not been triaged by the area owner
    on May 26, 2023
  6. modified the milestones: Future, 9.0.0 on Jul 8, 2024
  7. added
    Priority:2Work that is important, but not critical for the release
    and removed
    Priority:2Work that is important, but not critical for the release
    on Jul 8, 2024
  8. modified the milestones: 9.0.0, Future on Jul 8, 2024
  9. added a commit that references this issue on Jul 8, 2024
    7546409
  10. added
    in-prThere is an active PR which will close this issue when it is merged
    on Jul 8, 2024
  11. added a commit that references this issue on Jul 9, 2024
    528b6fc
  12. locked and limited conversation to collaborators on Aug 9, 2024
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area-CodeGen-coreclrCLR JIT compiler in src/coreclr/src/jit and related components such as SuperPMIin-prThere is an active PR which will close this issue when it is merged

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