[PATCH] D136302: [DirectX backend] Support typed buffer load/store.

[Xiang Li via Phabricator via llvm-commits]

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New DXIL op BufferLoad/BufferStore is added.
Resources in "hlsl.uavs" will be lowered into createHandle, BufferLoad and BufferStore.

Didn't use the createHandle generated in clangCodeGen yet.
Tracking with https://github.com/llvm/llvm-project/issues/58031.

MemAccessLowerHelper::collectMemAccess is added to help find memory access for lowering.
Different version of Offset will be added for different memory access later.

Array of resources are not supported yet.
Tracking with https://github.com/llvm/llvm-project/issues/58486


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D136302

Files:
  llvm/lib/Target/DirectX/CMakeLists.txt
  llvm/lib/Target/DirectX/DXIL.td
  llvm/lib/Target/DirectX/DXILOpBuilder.cpp
  llvm/lib/Target/DirectX/DXILOpBuilder.h
  llvm/lib/Target/DirectX/DXILResource.cpp
  llvm/lib/Target/DirectX/DXILResource.h
  llvm/lib/Target/DirectX/DXILTypedBufferLowering.cpp
  llvm/lib/Target/DirectX/DirectX.h
  llvm/lib/Target/DirectX/DirectXTargetMachine.cpp
  llvm/lib/Target/DirectX/MemAccessLowerHelper.cpp
  llvm/lib/Target/DirectX/MemAccessLowerHelper.h
  llvm/test/CodeGen/DirectX/typed_buf_ld_st.ll

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