{"ast_node_type":"other","tokens":[{"end":52,"kind":"keyword","start":0,"text":"\"mul.rn.f\""}]}
                    "mul.rn.f" => "__nvvm_mul_rn_f",
                    "mul.rn.d" => "__nvvm_mul_rn_d",
                    "mul.rn.ftz.f" => "__nvvm_mul_rn_ftz_f",