[PATCH] D152182: AMDGPU: Fold zext into result of v_mad_u16 on high zeroing targets

[Matt Arsenault via Phabricator via llvm-commits]

arsenm created this revision.
arsenm added reviewers: AMDGPU, foad, rampitec, Pierre-vh, cfang, cdevadas.
Herald added subscribers: StephenFan, kerbowa, hiraditya, tpr, dstuttard, yaxunl, jvesely, kzhuravl.
Herald added a project: All.
arsenm requested review of this revision.
Herald added a subscriber: wdng.
Herald added a project: LLVM.

Avoids regressions in future patch.


https://reviews.llvm.org/D152182

Files:
  llvm/lib/Target/AMDGPU/AMDGPUInstructions.td
  llvm/lib/Target/AMDGPU/VOP3Instructions.td
  llvm/test/CodeGen/AMDGPU/mad.u16.ll

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