code: def f32tou16(v):
      uint32_v = T.reinterpret("uint32", v)
      rounding_bias = (
          uint32_v >> tvm.tir.const(16, "uint32")
      ) & tvm.tir.const(1, "uint32")
      rounding_bias += tvm.tir.const(0x7FFF, "uint32")
      uint32_v = uint32_v + rounding_bias
      return (uint32_v >> tvm.tir.const(16, "uint32")).astype("uint16")
  
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 4 for calling a global function with example usage: f32tou16(v) and returns: unknown