[all-commits] [llvm/llvm-project] f86c2f: [AMDGPU][GlobalISel] Fold G_TRUNC(G_LSHR(x, 16)) i...

[Harrison Hao via All-commits]

  Branch: refs/heads/users/harrisonGPU/GISEL-vector-shift
  Home:   https://github.com/llvm/llvm-project
  Commit: f86c2f56d12d659d7726f31e2017c41987c69852
      https://github.com/llvm/llvm-project/commit/f86c2f56d12d659d7726f31e2017c41987c69852
  Author: Harrison Hao <tsworld1314 at gmail.com>
  Date:   2026-05-06 (Wed, 06 May 2026)

  Changed paths:
    M llvm/lib/Target/AMDGPU/AMDGPUInstructionSelector.cpp
    M llvm/test/CodeGen/AMDGPU/GlobalISel/uaddsat.ll
    M llvm/test/CodeGen/AMDGPU/GlobalISel/usubsat.ll
    M llvm/test/CodeGen/AMDGPU/bitreverse.ll
    M llvm/test/CodeGen/AMDGPU/flat-saddr-store.ll
    M llvm/test/CodeGen/AMDGPU/llvm.amdgcn.cvt.f16.fp8.ll
    M llvm/test/CodeGen/AMDGPU/llvm.amdgcn.cvt.fp8.f16.ll
    M llvm/test/CodeGen/AMDGPU/vector-reduce-fadd.ll
    M llvm/test/CodeGen/AMDGPU/vector-reduce-fmul.ll

  Log Message:
  -----------
  [AMDGPU][GlobalISel] Fold G_TRUNC(G_LSHR(x, 16)) into hi16 subregister copy in True16 mode



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