[all-commits] [llvm/llvm-project] cdebdb: [VPlan] Use BlockFrequencyInfo's full mass for exe...

[Florian Hahn via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: cdebdbdba13e79bdb09d328e05b417d2b7614a82
      https://github.com/llvm/llvm-project/commit/cdebdbdba13e79bdb09d328e05b417d2b7614a82
  Author: Florian Hahn <flo at fhahn.com>
  Date:   2026-09-29 (Tue, 29 Sep 2026)

  Changed paths:
    M llvm/lib/Transforms/Vectorize/VPlanRecipes.cpp
    M llvm/lib/Transforms/Vectorize/VPlanUtils.cpp
    M llvm/lib/Transforms/Vectorize/VPlanUtils.h
    M llvm/test/Transforms/LoopVectorize/VPlan/execution-frequencies-match-bfi.ll
    M llvm/test/Transforms/LoopVectorize/VPlan/record-execution-frequencies.ll
    M llvm/test/Transforms/LoopVectorize/VPlan/vplan-based-stride-mv.ll
    M llvm/test/Transforms/LoopVectorize/VPlan/vplan-printing-branch-weights.ll

  Log Message:
  -----------
  [VPlan] Use BlockFrequencyInfo's full mass for execution frequencies. (#227006)

Use BlockFrequencyInfo's full mass instead of custom 2^63 for "always
execute".

This updates VPlan's block frequencies to match BFI.

PR: https://github.com/llvm/llvm-project/pull/227006



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