[PATCH] D87719: [AMDGPU] Unify intrinsic ret/nortn interface

[Stanislav Mekhanoshin via Phabricator via llvm-commits]

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We have a single noret intrinsic an a lot of special handling
around it. Declare it just as any other but do not define rtn
instructions itself instead.


https://reviews.llvm.org/D87719

Files:
  llvm/include/llvm/IR/IntrinsicsAMDGPU.td
  llvm/lib/Target/AMDGPU/AMDGPUInstructionSelector.cpp
  llvm/lib/Target/AMDGPU/AMDGPUInstructionSelector.h
  llvm/lib/Target/AMDGPU/AMDGPUInstructions.td
  llvm/lib/Target/AMDGPU/AMDGPURegisterBankInfo.cpp
  llvm/lib/Target/AMDGPU/BUFInstructions.td
  llvm/lib/Target/AMDGPU/FLATInstructions.td
  llvm/lib/Target/AMDGPU/SIISelLowering.cpp
  llvm/lib/Target/AMDGPU/SIInstrInfo.td
  llvm/lib/Target/AMDGPU/SIInstructions.td
  llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.global.atomic.fadd-with-ret.ll
  llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.global.atomic.fadd.ll
  llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.raw.buffer.atomic.fadd.ll
  llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.struct.buffer.atomic.fadd-with-ret.ll
  llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.struct.buffer.atomic.fadd.ll
  llvm/test/CodeGen/AMDGPU/GlobalISel/regbankselect-amdgcn-s-buffer-load.mir
  llvm/test/CodeGen/AMDGPU/GlobalISel/regbankselect-amdgcn.s.buffer.load.ll
  llvm/test/CodeGen/AMDGPU/buffer-intrinsics-mmo-offsets.ll
  llvm/test/CodeGen/AMDGPU/cgp-addressing-modes-gfx1030.ll
  llvm/test/CodeGen/AMDGPU/cgp-addressing-modes-gfx908.ll
  llvm/test/CodeGen/AMDGPU/fail-select-buffer-atomic-fadd.ll
  llvm/test/CodeGen/AMDGPU/global-atomics-fp.ll
  llvm/test/CodeGen/AMDGPU/global-saddr-atomics.gfx908.ll
  llvm/test/CodeGen/AMDGPU/llvm.amdgcn.atomic.fadd.ll
  llvm/test/CodeGen/AMDGPU/llvm.amdgcn.raw.buffer.atomic.fadd.ll
  llvm/test/CodeGen/AMDGPU/llvm.amdgcn.struct.buffer.atomic.fadd.ll
  llvm/test/CodeGen/AMDGPU/shl_add_ptr_global.ll

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