[all-commits] [llvm/llvm-project] c1991d: [MLIR][NVVM] Update nvvm.barrier.arrive Op (#202608)

[Srinivasa Ravi via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: c1991da69a5f6bd7117224c68f2f66546264a743
      https://github.com/llvm/llvm-project/commit/c1991da69a5f6bd7117224c68f2f66546264a743
  Author: Srinivasa Ravi <srinivasar at nvidia.com>
  Date:   2026-06-12 (Fri, 12 Jun 2026)

  Changed paths:
    M mlir/include/mlir/Dialect/LLVMIR/NVVMOps.td
    M mlir/lib/Dialect/LLVMIR/IR/NVVMDialect.cpp
    M mlir/test/Conversion/NVVMToLLVM/nvvm-to-llvm.mlir
    M mlir/test/Target/LLVMIR/nvvm/barrier.mlir

  Log Message:
  -----------
  [MLIR][NVVM] Update nvvm.barrier.arrive Op (#202608)

This change updates the `nvvm.barrier.arrive` Op to lower using
intrinsics instead of inline PTX. It also adds a new `aligned` attribute
to the Op to lower to both aligned and unaligned forms.

PTX Spec Reference:
https://docs.nvidia.com/cuda/parallel-thread-execution/#parallel-synchronization-and-communication-instructions-bar



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