[PATCH] D88540: [AMDGPU] Add amdgpu_gfx_callable calling convention

[Sebastian Neubauer via Phabricator via llvm-commits]

Flakebi created this revision.
Flakebi added reviewers: nhaehnle, madhur13490, arsenm.
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Add a calling convention called amdgpu_gfx_callable for real function calls
within graphics shaders. For the moment, this uses the same calling
convention as other calls in amdgpu, with registers excluded for return
address, stack pointer and stack buffer descriptor.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D88540

Files:
  llvm/include/llvm/IR/CallingConv.h
  llvm/lib/AsmParser/LLLexer.cpp
  llvm/lib/AsmParser/LLParser.cpp
  llvm/lib/AsmParser/LLToken.h
  llvm/lib/IR/AsmWriter.cpp
  llvm/lib/Target/AMDGPU/AMDGPUAsmPrinter.cpp
  llvm/lib/Target/AMDGPU/AMDGPUCallLowering.cpp
  llvm/lib/Target/AMDGPU/AMDGPUCallingConv.td
  llvm/lib/Target/AMDGPU/AMDGPUISelLowering.cpp
  llvm/lib/Target/AMDGPU/AMDGPUTargetTransformInfo.cpp
  llvm/lib/Target/AMDGPU/SIISelLowering.cpp
  llvm/lib/Target/AMDGPU/SILowerSGPRSpills.cpp
  llvm/lib/Target/AMDGPU/SIRegisterInfo.cpp
  llvm/lib/Target/AMDGPU/Utils/AMDGPUBaseInfo.cpp
  llvm/lib/Target/AMDGPU/Utils/AMDGPUPALMetadata.cpp
  llvm/test/Bitcode/compatibility.ll
  llvm/test/CodeGen/AMDGPU/amdpal-callable.ll
  llvm/test/CodeGen/AMDGPU/gfx-callable-argument-types.ll
  llvm/test/CodeGen/AMDGPU/gfx-callable-preserved-registers.ll
  llvm/test/CodeGen/AMDGPU/unsupported-calls.ll

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