[all-commits] [llvm/llvm-project] 7d52b7: [AMDGPU] Compute GISel KnownBits for S_BFE instruc...

[Pierre van Houtryve via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 7d52b72239caba92a48e2cacbe5758e18efaed1c
      https://github.com/llvm/llvm-project/commit/7d52b72239caba92a48e2cacbe5758e18efaed1c
  Author: Pierre van Houtryve <pierre.vanhoutryve at amd.com>
  Date:   2025-07-16 (Wed, 16 Jul 2025)

  Changed paths:
    M llvm/lib/Target/AMDGPU/SIISelLowering.cpp
    A llvm/test/CodeGen/AMDGPU/GlobalISel/known-bits-sbfe.mir

  Log Message:
  -----------
  [AMDGPU] Compute GISel KnownBits for S_BFE instructions (#141588)

Next patches in the stack will emit them in the RegBankCombiner. With this, S_BFE instructions will hopefully interfere less with optimizations.



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