[all-commits] [llvm/llvm-project] 8b81d0: AMDGPU: global_atomic_csub is not always dereferen...

[Matt Arsenault via All-commits]

  Branch: refs/heads/master
  Home:   https://github.com/llvm/llvm-project
  Commit: 8b81d0633f1ebaf1392e6509b34694de05c94de7
      https://github.com/llvm/llvm-project/commit/8b81d0633f1ebaf1392e6509b34694de05c94de7
  Author: Matt Arsenault <Matthew.Arsenault at amd.com>
  Date:   2020-07-27 (Mon, 27 Jul 2020)

  Changed paths:
    M llvm/lib/Target/AMDGPU/SIISelLowering.cpp

  Log Message:
  -----------
  AMDGPU: global_atomic_csub is not always dereferenceable


  Commit: ce944af33c1e011b69665b6892eb3ea142afcdf0
      https://github.com/llvm/llvm-project/commit/ce944af33c1e011b69665b6892eb3ea142afcdf0
  Author: Matt Arsenault <Matthew.Arsenault at amd.com>
  Date:   2020-07-27 (Mon, 27 Jul 2020)

  Changed paths:
    M llvm/lib/Target/AMDGPU/AMDGPULegalizerInfo.cpp

  Log Message:
  -----------
  AMDGPU/GlobalISel: Mark G_ATOMICRMW_{NAND|FSUB} as lower

These aren't implemented and we're still relying on the AtomicExpand
pass, but mark these as lower to eliminate a few of the few remaining
no rules defined cases.


Compare: https://github.com/llvm/llvm-project/compare/f9fec0447e12...ce944af33c1e