[all-commits] [llvm/llvm-project] 3a0c64: [LV][REVEC] Correctly compute register usage

Gaëtan Bossu via All-commits all-commits at lists.llvm.org
Mon Sep 21 10:50:01 PDT 2026


  Branch: refs/heads/users/gbossu/lv.revec.poc.3
  Home:   https://github.com/llvm/llvm-project
  Commit: 3a0c646b09d070431218e1a30312dbfbfecaa3b6
      https://github.com/llvm/llvm-project/commit/3a0c646b09d070431218e1a30312dbfbfecaa3b6
  Author: Gaëtan Bossu <gaetan.bossu at arm.com>
  Date:   2026-09-21 (Mon, 21 Sep 2026)

  Changed paths:
    M llvm/lib/Transforms/Vectorize/VPlanAnalysis.cpp
    A llvm/test/Transforms/LoopVectorize/revec-reg-usage.ll

  Log Message:
  -----------
  [LV][REVEC] Correctly compute register usage

For REVEC, the initial types might already be vectors, so make sure the
right register class is picked.



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