[all-commits] [llvm/llvm-project] 8cd560: [AMDGPU][AtomicExpand] Use full flat emulation if ...

[Shilei Tian via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 8cd5604f5903d41db9dd1168ccb971dd2c978518
      https://github.com/llvm/llvm-project/commit/8cd5604f5903d41db9dd1168ccb971dd2c978518
  Author: Shilei Tian <i at tianshilei.me>
  Date:   2025-06-05 (Thu, 05 Jun 2025)

  Changed paths:
    M llvm/lib/Target/AMDGPU/SIISelLowering.cpp
    M llvm/test/CodeGen/AMDGPU/atomicrmw-expand.ll
    M llvm/test/CodeGen/AMDGPU/flat-atomicrmw-fadd.ll
    M llvm/test/CodeGen/AMDGPU/gep-const-address-space.ll
    M llvm/test/CodeGen/AMDGPU/infer-addrspace-flat-atomic.ll
    M llvm/test/Transforms/AtomicExpand/AMDGPU/expand-atomic-rmw-fadd.ll
    M llvm/test/Transforms/AtomicExpand/AMDGPU/expand-atomicrmw-flat-noalias-addrspace.ll

  Log Message:
  -----------
  [AMDGPU][AtomicExpand] Use full flat emulation if a target supports f64 global atomic add instruction (#142859)

If a target supports f64 global atomic add instruction, we can also use
full flat emulation.



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