[PATCH] D87699: GlobalISel: Use unmerge when copying wide vectors to result registers

[Matt Arsenault via Phabricator via llvm-commits]

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

Avoid using G_EXTRACT and move towards a more consistent vector
legalization strategy.


https://reviews.llvm.org/D87699

Files:
  llvm/lib/CodeGen/GlobalISel/LegalizerHelper.cpp
  llvm/test/CodeGen/AMDGPU/GlobalISel/artifact-combiner-zext.mir
  llvm/test/CodeGen/AMDGPU/GlobalISel/legalize-add.mir
  llvm/test/CodeGen/AMDGPU/GlobalISel/legalize-and.mir
  llvm/test/CodeGen/AMDGPU/GlobalISel/legalize-ashr.mir
  llvm/test/CodeGen/AMDGPU/GlobalISel/legalize-bitcast.mir
  llvm/test/CodeGen/AMDGPU/GlobalISel/legalize-bswap.mir
  llvm/test/CodeGen/AMDGPU/GlobalISel/legalize-build-vector.s16.mir
  llvm/test/CodeGen/AMDGPU/GlobalISel/legalize-extract.mir
  llvm/test/CodeGen/AMDGPU/GlobalISel/legalize-fabs.mir
  llvm/test/CodeGen/AMDGPU/GlobalISel/legalize-fadd.mir
  llvm/test/CodeGen/AMDGPU/GlobalISel/legalize-fcanonicalize.mir
  llvm/test/CodeGen/AMDGPU/GlobalISel/legalize-fcos.mir
  llvm/test/CodeGen/AMDGPU/GlobalISel/legalize-fdiv.mir
  llvm/test/CodeGen/AMDGPU/GlobalISel/legalize-ffloor.mir
  llvm/test/CodeGen/AMDGPU/GlobalISel/legalize-fma.mir
  llvm/test/CodeGen/AMDGPU/GlobalISel/legalize-fmaxnum.mir
  llvm/test/CodeGen/AMDGPU/GlobalISel/legalize-fminnum.mir
  llvm/test/CodeGen/AMDGPU/GlobalISel/legalize-fmul.mir
  llvm/test/CodeGen/AMDGPU/GlobalISel/legalize-fneg.mir
  llvm/test/CodeGen/AMDGPU/GlobalISel/legalize-freeze.mir
  llvm/test/CodeGen/AMDGPU/GlobalISel/legalize-fsin.mir
  llvm/test/CodeGen/AMDGPU/GlobalISel/legalize-fsqrt.mir
  llvm/test/CodeGen/AMDGPU/GlobalISel/legalize-fsub.mir
  llvm/test/CodeGen/AMDGPU/GlobalISel/legalize-implicit-def.mir
  llvm/test/CodeGen/AMDGPU/GlobalISel/legalize-intrinsic-round.mir
  llvm/test/CodeGen/AMDGPU/GlobalISel/legalize-llvm.amdgcn.image.load.2d.d16.ll
  llvm/test/CodeGen/AMDGPU/GlobalISel/legalize-llvm.amdgcn.image.store.2d.d16.ll
  llvm/test/CodeGen/AMDGPU/GlobalISel/legalize-lshr.mir
  llvm/test/CodeGen/AMDGPU/GlobalISel/legalize-mul.mir
  llvm/test/CodeGen/AMDGPU/GlobalISel/legalize-or.mir
  llvm/test/CodeGen/AMDGPU/GlobalISel/legalize-phi.mir
  llvm/test/CodeGen/AMDGPU/GlobalISel/legalize-saddo.mir
  llvm/test/CodeGen/AMDGPU/GlobalISel/legalize-saddsat.mir
  llvm/test/CodeGen/AMDGPU/GlobalISel/legalize-select.mir
  llvm/test/CodeGen/AMDGPU/GlobalISel/legalize-sext-inreg.mir
  llvm/test/CodeGen/AMDGPU/GlobalISel/legalize-shl.mir
  llvm/test/CodeGen/AMDGPU/GlobalISel/legalize-smax.mir
  llvm/test/CodeGen/AMDGPU/GlobalISel/legalize-smin.mir
  llvm/test/CodeGen/AMDGPU/GlobalISel/legalize-sshlsat.mir
  llvm/test/CodeGen/AMDGPU/GlobalISel/legalize-ssubo.mir
  llvm/test/CodeGen/AMDGPU/GlobalISel/legalize-ssubsat.mir
  llvm/test/CodeGen/AMDGPU/GlobalISel/legalize-sub.mir
  llvm/test/CodeGen/AMDGPU/GlobalISel/legalize-uaddo.mir
  llvm/test/CodeGen/AMDGPU/GlobalISel/legalize-uaddsat.mir
  llvm/test/CodeGen/AMDGPU/GlobalISel/legalize-umax.mir
  llvm/test/CodeGen/AMDGPU/GlobalISel/legalize-umin.mir
  llvm/test/CodeGen/AMDGPU/GlobalISel/legalize-ushlsat.mir
  llvm/test/CodeGen/AMDGPU/GlobalISel/legalize-usubo.mir
  llvm/test/CodeGen/AMDGPU/GlobalISel/legalize-usubsat.mir
  llvm/test/CodeGen/AMDGPU/GlobalISel/legalize-xor.mir
  llvm/unittests/CodeGen/GlobalISel/LegalizerHelperTest.cpp

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