code: def bf16tof32(v):
      return u16tof32(T.reinterpret("uint16", v))
  
file_path: tvm/tests/python/tir-transform/test_tir_transform_bf16_legalize.py
imports: import tvm
  import tvm.script
  from tvm.script import tir
label_desc: Use image node_id 3 for calling a global function with example usage: bf16tof32(v) and returns: u16tof32