code: def load_reduce_kernel(
      x_ptr,
      y_ptr,
      stride_xm,
      stride_xn,
      stride_y,
      BLOCK_M: tl.constexpr,
      BLOCK_N: tl.constexpr,
  ):
      x_ptr = tl.make_block_ptr(
          base=x_ptr,
          shape=(BLOCK_M, BLOCK_N),
          strides=(stride_xm, stride_xn),
          offsets=(0, 0),
          block_shape=(BLOCK_M, BLOCK_N),
          order=(1, 0),
      )
      x = tl.load(x_ptr)
      y = tl.max(x, axis=1)
      tl.store(y_ptr + tl.arange(0, BLOCK_M), y)
  
file_path: triton/python/test/unit/hopper/test_mixed_io.py
imports: import pytest
  import torch
  from torch.testing import assert_close
  import triton
  import triton.language
label_desc: Use image node_id 3 for calling a global function with example usage: load_reduce_kernel(x_ptr, y_ptr, stride_xm, stride_xn, stride_y, BLOCK_M, BLOCK_N) without return types