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[LoopVectorizer] Add support for partial reductions #92418

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[LoopVectorizer] Add support for partial reductions #92418

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Commits on Nov 7, 2024

  1. [LoopVectorizer] Add support for partial reductions

    @NickGuy-Arm @SamTebbs33
    NickGuy-Arm authored and SamTebbs33 committed Nov 7, 2024
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  2. Use a different recipe for each VF range

    @SamTebbs33
    SamTebbs33 committed Nov 7, 2024
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  3. Get recipe-based version working with multiple-use extends

    @SamTebbs33
    SamTebbs33 committed Nov 7, 2024
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  4. Use cached partial reduction when getting the scale factor for phi

    @SamTebbs33
    SamTebbs33 committed Nov 7, 2024
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  5. Fix partial-reduce-sdot.ll test

    @SamTebbs33
    SamTebbs33 committed Nov 7, 2024
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  6. Support predicated loops

    @SamTebbs33
    SamTebbs33 committed Nov 7, 2024
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  7. Loop over reduction vars

    @SamTebbs33
    SamTebbs33 committed Nov 7, 2024
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  8. Simplify state get and set calls

    @SamTebbs33
    SamTebbs33 committed Nov 7, 2024
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  9. Remove already vectorised code from unroll test

    @SamTebbs33
    SamTebbs33 committed Nov 7, 2024
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  10. Revert "Support predicated loops" 

    This reverts commit cd7272d.
    @SamTebbs33
    SamTebbs33 committed Nov 7, 2024
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  11. Collapse Chain declaration and if statement

    @SamTebbs33
    SamTebbs33 committed Nov 7, 2024
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  12. Move scaled reduction list to VPRecipeBuilder

    @SamTebbs33
    SamTebbs33 committed Nov 7, 2024
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  13. Remove redundant comment

    @SamTebbs33
    SamTebbs33 committed Nov 7, 2024
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  14. Improve IR names in test

    @SamTebbs33
    SamTebbs33 committed Nov 7, 2024
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  15. Simplify unroll test

    @SamTebbs33
    SamTebbs33 committed Nov 7, 2024
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  16. Add test with an extend with a non partial reduction user

    @SamTebbs33
    SamTebbs33 committed Nov 7, 2024
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  17. Clean up printing test

    @SamTebbs33
    SamTebbs33 committed Nov 7, 2024
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  18. format

    @SamTebbs33
    SamTebbs33 committed Nov 7, 2024
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  19. Remove single-use variable

    @SamTebbs33
    SamTebbs33 committed Nov 7, 2024
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  20. Move removeInvalidScaledReductionExitInstrs()

    @SamTebbs33
    SamTebbs33 committed Nov 7, 2024
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  21. Infer scalar type using operands

    @SamTebbs33
    SamTebbs33 committed Nov 7, 2024
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  22. Remove added forward declarations and include from VPlanTransforms.h

    @SamTebbs33
    SamTebbs33 committed Nov 7, 2024
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  23. Rename and move exit blocks

    @SamTebbs33
    SamTebbs33 committed Nov 7, 2024
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  24. Improve unrolled and predicated tests

    @SamTebbs33
    SamTebbs33 committed Nov 7, 2024
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  25. Improve printing test

    @SamTebbs33
    SamTebbs33 committed Nov 7, 2024
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  26. Fix windows build failure

    @SamTebbs33
    SamTebbs33 committed Nov 7, 2024
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  27. Clean up invalid partial reduction removal

    @SamTebbs33
    SamTebbs33 committed Nov 7, 2024
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  28. Remove unndeeded stuff from VPlanAnalysis.cpp

    @SamTebbs33
    SamTebbs33 committed Nov 7, 2024
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  29. Improve naming in codegen test

    @SamTebbs33
    SamTebbs33 committed Nov 7, 2024
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  30. Add full stop to comments and document tryToCreatePartialReduction

    @SamTebbs33
    SamTebbs33 committed Nov 7, 2024
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  31. Only add the chains that are valid

    @SamTebbs33
    SamTebbs33 committed Nov 7, 2024
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Commits on Nov 11, 2024

  1. Add computeCost

    @SamTebbs33
    SamTebbs33 committed Nov 11, 2024
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  2. Move functions to VPRecipeBuilder

    @SamTebbs33
    SamTebbs33 committed Nov 11, 2024
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  3. Remove unneeded test

    @SamTebbs33
    SamTebbs33 committed Nov 11, 2024
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  4. Add more patterns to print test

    @SamTebbs33
    SamTebbs33 committed Nov 11, 2024
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  5. Remove attributes

    @SamTebbs33
    SamTebbs33 committed Nov 11, 2024
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  6. Disable epilogue vectorisation

    @SamTebbs33
    SamTebbs33 committed Nov 11, 2024
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  7. Add epilogue vectorisation test

    @SamTebbs33
    SamTebbs33 committed Nov 11, 2024
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  8. Add max bandwidth run line

    @SamTebbs33
    SamTebbs33 committed Nov 11, 2024
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Commits on Nov 18, 2024

  1. Document getPartialReductionCost

    @SamTebbs33
    SamTebbs33 committed Nov 18, 2024
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  2. Full stops

    @SamTebbs33
    SamTebbs33 committed Nov 18, 2024
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  3. It -> Chain

    @SamTebbs33
    SamTebbs33 committed Nov 18, 2024
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  4. Use pattern matching for extends

    @SamTebbs33
    SamTebbs33 committed Nov 18, 2024
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  5. Add PartialReductionChain constructor

    @SamTebbs33
    SamTebbs33 committed Nov 18, 2024
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  6. Document BinOp

    @SamTebbs33
    SamTebbs33 committed Nov 18, 2024
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  7. Move ScaleFactor to map

    @SamTebbs33
    SamTebbs33 committed Nov 18, 2024
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  8. Document getPartialReduction

    @SamTebbs33
    SamTebbs33 committed Nov 18, 2024
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  9. Document collectScaledReductions

    @SamTebbs33
    SamTebbs33 committed Nov 18, 2024
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  10. Set flags

    @SamTebbs33
    SamTebbs33 committed Nov 18, 2024
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Commits on Nov 25, 2024

  1. Review feedback

    @SamTebbs33
    SamTebbs33 committed Nov 25, 2024
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