[PATCH] D141628: [DirectX backend] support empty program signature parts for compute shader

[Xiang Li via Phabricator via llvm-commits]

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New parts ISG1 and OSG1 are added but only support 0 parameter case.
2 uint32_t will be emited for empty program signature. 0 for parameter count and 8 for parameter offset.

This is enough for computer shader.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D141628

Files:
  llvm/include/llvm/BinaryFormat/DXContainer.h
  llvm/include/llvm/BinaryFormat/DXContainerConstants.def
  llvm/include/llvm/Object/DXContainer.h
  llvm/include/llvm/ObjectYAML/DXContainerYAML.h
  llvm/lib/Object/DXContainer.cpp
  llvm/lib/ObjectYAML/DXContainerEmitter.cpp
  llvm/lib/ObjectYAML/DXContainerYAML.cpp
  llvm/lib/Target/DirectX/DXContainerGlobals.cpp
  llvm/test/tools/obj2yaml/DXContainer/EmptyProgramSignature.yaml
  llvm/tools/obj2yaml/dxcontainer2yaml.cpp

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