[PATCH] D106116: GlobalISel: Preserve LLT when bitcasting loads and stores

[Matt Arsenault via Phabricator via llvm-commits]

arsenm created this revision.
arsenm added reviewers: paquette, aemerson, foad, aditya_nandakumar, dsanders, bogner.
Herald added subscribers: kerbowa, hiraditya, rovka, nhaehnle, jvesely.
arsenm requested review of this revision.
Herald added a subscriber: wdng.
Herald added a project: LLVM.

This also avoids improperly legalizing some truncating vector stores.


https://reviews.llvm.org/D106116

Files:
  llvm/include/llvm/CodeGen/MachineMemOperand.h
  llvm/lib/CodeGen/GlobalISel/LegalizerHelper.cpp
  llvm/test/CodeGen/AMDGPU/GlobalISel/artifact-combiner-zext.mir
  llvm/test/CodeGen/AMDGPU/GlobalISel/legalize-extract-vector-elt.mir
  llvm/test/CodeGen/AMDGPU/GlobalISel/legalize-load-constant.mir
  llvm/test/CodeGen/AMDGPU/GlobalISel/legalize-load-flat.mir
  llvm/test/CodeGen/AMDGPU/GlobalISel/legalize-load-global.mir
  llvm/test/CodeGen/AMDGPU/GlobalISel/legalize-load-local.mir
  llvm/test/CodeGen/AMDGPU/GlobalISel/legalize-load-private.mir
  llvm/test/CodeGen/AMDGPU/GlobalISel/legalize-store-global.mir
  llvm/test/CodeGen/AMDGPU/GlobalISel/legalize-store.mir

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