[all-commits] [llvm/llvm-project] 39cdef: [mlir][nvvm] Add prefetch.tensormap (#67564)

[Guray Ozen via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 39cdefb5b52b3786993bca243d589de19896fca1
      https://github.com/llvm/llvm-project/commit/39cdefb5b52b3786993bca243d589de19896fca1
  Author: Guray Ozen <guray.ozen at gmail.com>
  Date:   2023-10-17 (Tue, 17 Oct 2023)

  Changed paths:
    M mlir/include/mlir/Dialect/LLVMIR/NVVMOps.td
    M mlir/include/mlir/Dialect/NVGPU/IR/NVGPU.td
    M mlir/lib/Conversion/NVGPUToNVVM/NVGPUToNVVM.cpp
    M mlir/test/Conversion/NVGPUToNVVM/nvgpu-to-nvvm.mlir
    M mlir/test/Conversion/NVVMToLLVM/nvvm-to-llvm.mlir

  Log Message:
  -----------
  [mlir][nvvm] Add prefetch.tensormap (#67564)

This PR adds `prefetch.tensormap` Op. It brings the cache line
containing the given tma descriptor for subsequent use by the
cp.async.bulk.tensor instruction.


https://docs.nvidia.com/cuda/parallel-thread-execution/index.html#data-movement-and-conversion-instructions-prefetch-prefetchu