[all-commits] [llvm/llvm-project] c89184: [AMDGPU] Add true16 patterns for build_vector (vgp...

[Stanislav Mekhanoshin via All-commits]

  Branch: refs/heads/users/rampitec/build-vector-2x16-zext
  Home:   https://github.com/llvm/llvm-project
  Commit: c891843fc3926730572abe68e5021d4d1b841b02
      https://github.com/llvm/llvm-project/commit/c891843fc3926730572abe68e5021d4d1b841b02
  Author: Stanislav Mekhanoshin <Stanislav.Mekhanoshin at amd.com>
  Date:   2026-04-14 (Tue, 14 Apr 2026)

  Changed paths:
    M llvm/lib/Target/AMDGPU/SIInstructions.td
    M llvm/test/CodeGen/AMDGPU/add.v2i16.ll
    M llvm/test/CodeGen/AMDGPU/build_vector.gfx11plus.ll
    M llvm/test/CodeGen/AMDGPU/divergence-driven-buildvector.ll
    M llvm/test/CodeGen/AMDGPU/fcanonicalize.f16.ll
    M llvm/test/CodeGen/AMDGPU/flat-saddr-load.ll
    M llvm/test/CodeGen/AMDGPU/global-saddr-load.ll
    M llvm/test/CodeGen/AMDGPU/sub.v2i16.ll
    M llvm/test/CodeGen/AMDGPU/true16-imm-folded-to-0-regression.ll
    M llvm/test/CodeGen/AMDGPU/vector-reduce-umax.ll

  Log Message:
  -----------
  [AMDGPU] Add true16 patterns for build_vector (vgpr, 0)

It is shorter than VOP3 and instruction and in some cases
can save a second move.



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