[all-commits] [llvm/llvm-project] 852006: AMDGPU: Support local atomicrmw fmin/fmax for floa...

[Matt Arsenault via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 8520061281b0475bf4767107ddc94cf13335db48
      https://github.com/llvm/llvm-project/commit/8520061281b0475bf4767107ddc94cf13335db48
  Author: Matt Arsenault <Matthew.Arsenault at amd.com>
  Date:   2024-06-18 (Tue, 18 Jun 2024)

  Changed paths:
    M llvm/lib/Target/AMDGPU/AMDGPUGISel.td
    M llvm/lib/Target/AMDGPU/AMDGPUISelDAGToDAG.cpp
    M llvm/lib/Target/AMDGPU/AMDGPUISelLowering.cpp
    M llvm/lib/Target/AMDGPU/AMDGPUISelLowering.h
    M llvm/lib/Target/AMDGPU/AMDGPUInstructionSelector.cpp
    M llvm/lib/Target/AMDGPU/AMDGPUInstructions.td
    M llvm/lib/Target/AMDGPU/AMDGPULegalizerInfo.cpp
    M llvm/lib/Target/AMDGPU/AMDGPURegisterBankInfo.cpp
    M llvm/lib/Target/AMDGPU/SIISelLowering.cpp
    M llvm/lib/Target/AMDGPU/SIInstrInfo.td
    M llvm/lib/Target/AMDGPU/SIInstructions.td
    M llvm/lib/Target/AMDGPU/Utils/AMDGPUBaseInfo.cpp
    M llvm/test/Analysis/UniformityAnalysis/AMDGPU/MIR/atomics-gmir.mir
    M llvm/test/CodeGen/AMDGPU/local-atomicrmw-fmax.ll
    M llvm/test/CodeGen/AMDGPU/local-atomicrmw-fmin.ll
    M llvm/test/Transforms/AtomicExpand/AMDGPU/expand-atomic-rmw-fmax.ll
    M llvm/test/Transforms/AtomicExpand/AMDGPU/expand-atomic-rmw-fmin.ll

  Log Message:
  -----------
  AMDGPU: Support local atomicrmw fmin/fmax for float/double (#95590)

This has always been supported. Somehow, we ended up with 2
copies of clang builtins for this case, and the newer one
erroneously requires gfx8-insts.



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