[all-commits] [llvm/llvm-project] ef89e3: [VPlan] Collect ephemeral values for VPlan.

[Florian Hahn via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: ef89e3efa99ddb7d0dd2bd7ab0809a51ac685a4f
      https://github.com/llvm/llvm-project/commit/ef89e3efa99ddb7d0dd2bd7ab0809a51ac685a4f
  Author: Florian Hahn <flo at fhahn.com>
  Date:   2024-07-09 (Tue, 09 Jul 2024)

  Changed paths:
    M llvm/lib/Transforms/Vectorize/LoopVectorize.cpp
    M llvm/lib/Transforms/Vectorize/VPlanAnalysis.cpp
    M llvm/lib/Transforms/Vectorize/VPlanAnalysis.h
    M llvm/test/Transforms/LoopVectorize/X86/ephemeral-recipes.ll

  Log Message:
  -----------
  [VPlan] Collect ephemeral values for VPlan.

Port collectEphemeralValues to VPlan as collectEphemeralRecipesForVPlan,
use it in willGenerateVectors. This fixes a regression caused by
29b8b72117 for loops where the only vector values are ephemeral.



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