[PATCH] D125435: [TableGen][DirectX] Add tableGen backend to generate DXIL operation for DirectX backend.

[Xiang Li via Phabricator via llvm-commits]

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A new tableGen backend gen-dxil-enum is added to generate enum for DXIL operation and operation class.

A new file "DXILConstants.inc" will be generated when build DirectX target which include the enums.

More tableGen backends will be added to replace manually written table in DirectX backend.
The unused fields in dxil_inst will be used in future PR.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D125435

Files:
  llvm/lib/Target/DirectX/CMakeLists.txt
  llvm/lib/Target/DirectX/DXIL.td
  llvm/lib/Target/DirectX/DXILConstants.h
  llvm/utils/TableGen/CMakeLists.txt
  llvm/utils/TableGen/DXILEmitter.cpp
  llvm/utils/TableGen/TableGen.cpp
  llvm/utils/TableGen/TableGenBackends.h

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