[all-commits] [llvm/llvm-project] 1081d3: [VPlan] Mark CanonicalIVIncrementForPart as only u...

[Florian Hahn via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 1081d3a0a7aeee795b11947d850cecc9c63a187a
      https://github.com/llvm/llvm-project/commit/1081d3a0a7aeee795b11947d850cecc9c63a187a
  Author: Florian Hahn <flo at fhahn.com>
  Date:   2024-03-25 (Mon, 25 Mar 2024)

  Changed paths:
    M llvm/lib/Transforms/Vectorize/VPlan.h
    M llvm/test/Transforms/LoopVectorize/AArch64/masked-call.ll
    M llvm/test/Transforms/LoopVectorize/AArch64/pr73894.ll

  Log Message:
  -----------
  [VPlan] Mark CanonicalIVIncrementForPart as only using part 0 of IV.

CanonicalIVIncrementForPart uses VPIteration(0, 0) of the IV (first
operand), mark it as only using part 0.

This avoids generating redundant IV increments per part.



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