[all-commits] [llvm/llvm-project] 57e2a5: [LV][REVEC] Correctly compute register usage

Gaëtan Bossu via All-commits all-commits at lists.llvm.org
Tue Sep 22 01:18:43 PDT 2026


  Branch: refs/heads/users/gbossu/lv.revec.poc.3
  Home:   https://github.com/llvm/llvm-project
  Commit: 57e2a5e8c02923d62fd2747bfc7430d2a0bb48e4
      https://github.com/llvm/llvm-project/commit/57e2a5e8c02923d62fd2747bfc7430d2a0bb48e4
  Author: Gaëtan Bossu <gaetan.bossu at arm.com>
  Date:   2026-09-22 (Tue, 22 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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