[all-commits] [llvm/llvm-project] 7a9fd6: [VPlan] Use VPlan operand order for VPBlendRecipes...

[Florian Hahn via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 7a9fd62278a2eab8160fa476c3a64e66786f99ad
      https://github.com/llvm/llvm-project/commit/7a9fd62278a2eab8160fa476c3a64e66786f99ad
  Author: Florian Hahn <flo at fhahn.com>
  Date:   2025-05-14 (Wed, 14 May 2025)

  Changed paths:
    M llvm/lib/Transforms/Vectorize/LoopVectorize.cpp
    M llvm/test/Transforms/LoopVectorize/AArch64/blend-costs.ll
    M llvm/test/Transforms/LoopVectorize/AArch64/masked-call.ll
    M llvm/test/Transforms/LoopVectorize/RISCV/pr87378-vpinstruction-or-drop-poison-generating-flags.ll
    M llvm/test/Transforms/LoopVectorize/RISCV/pr88802.ll
    M llvm/test/Transforms/LoopVectorize/if-conversion-nest.ll
    M llvm/test/Transforms/LoopVectorize/if-reduction.ll
    M llvm/test/Transforms/LoopVectorize/no_outside_user.ll
    M llvm/test/Transforms/LoopVectorize/phi-cost.ll
    M llvm/test/Transforms/LoopVectorize/pr55167-fold-tail-live-out.ll
    M llvm/test/Transforms/LoopVectorize/reduction-inloop-pred.ll
    M llvm/test/Transforms/LoopVectorize/reduction-inloop.ll
    M llvm/test/Transforms/LoopVectorize/reduction.ll
    M llvm/test/Transforms/LoopVectorize/single-value-blend-phis.ll
    M llvm/test/Transforms/LoopVectorize/tail-folding-counting-down.ll
    M llvm/test/Transforms/LoopVectorize/uniform-blend.ll

  Log Message:
  -----------
  [VPlan] Use VPlan operand order for VPBlendRecipes. (#139475)

Don't use the order of incoming values of IR phis when creating 
VPBlendRecipes. Instead, simply use the incoming operands and
blocks from the VPWidenPHIRecipe.

Note that this changes the order of the incoming operands/masks for some
blends.

PR: https://github.com/llvm/llvm-project/pull/139475



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