[PATCH] D155865: [AMDGPU][GlobalIsel] Fix legalizer for G_ABS for odd sized vectors

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moreElementsVector does not support G_ABS. There is no need to increase
the size of odd sized vectors if they are going to be scalarized by a
different rule.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D155865

Files:
  llvm/lib/Target/AMDGPU/AMDGPULegalizerInfo.cpp
  llvm/test/CodeGen/AMDGPU/GlobalISel/legalize-abs.mir
  llvm/test/CodeGen/AMDGPU/GlobalISel/legalize-smax.mir
  llvm/test/CodeGen/AMDGPU/GlobalISel/legalize-smin.mir
  llvm/test/CodeGen/AMDGPU/GlobalISel/legalize-umax.mir
  llvm/test/CodeGen/AMDGPU/GlobalISel/legalize-umin.mir

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