message: [TF2XLA] [NFC] Log which ops require which constant inputs
diff: @@ -412,6 +412,11 @@ XlaOpRegistry::CompileTimeConstantInputArgNames(const string& op) {
  }
  }
  + VLOG(3) << "For operation "
  + << (op_def != nullptr ? op_def->name() : op_kernel->name())
  + << " required constants are: "
  + << absl::StrJoin(*compile_time_constant_inputs, ", ");
  +
  for (const string& input : *compile_time_constant_inputs) {
  if (op_def) {
  NameRangeMap input_name_ranges;
  