{"ast_node_type":"other","tokens":[{"end":60,"kind":"keyword","start":0,"text":"\"div.approx.f\""}]}
                    "div.approx.f" => "__nvvm_div_approx_f",
                    "d2ull.rz" => "__nvvm_d2ull_rz",
                    "div.approx.ftz.f" => "__nvvm_div_approx_ftz_f",