[PATCH] D72201: AMDGPU/GlobalISel: Fold add of constant into G_INSERT_VECTOR_ELT

[Matt Arsenault via Phabricator via llvm-commits]

arsenm created this revision.
arsenm added reviewers: tstellar, nhaehnle, kerbowa.
Herald added subscribers: Petar.Avramovic, hiraditya, t-tye, tpr, dstuttard, rovka, yaxunl, wdng, jvesely, kzhuravl.
Herald added a project: LLVM.
arsenm added parent revisions: D72200: AMDGPU/GlobalISel: Select G_INSERT_VECTOR_ELT, D72192: AMDGPU/GlobalISel: Fix RegBankSelect for G_INSERT_VECTOR_ELT.

Move the subregister base like in the extract case.


https://reviews.llvm.org/D72201

Files:
  llvm/lib/Target/AMDGPU/AMDGPUInstructionSelector.cpp
  llvm/lib/Target/AMDGPU/AMDGPURegisterBankInfo.cpp
  llvm/test/CodeGen/AMDGPU/GlobalISel/insertelement.ll
  llvm/test/CodeGen/AMDGPU/GlobalISel/inst-select-insert-vector-elt.mir

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