{"ast_node_type":"other","tokens":[{"end":48,"kind":"keyword","start":0,"text":"\"f2h.rn\""}]}
                    "f2h.rn" => "__nvvm_f2h_rn",
                    "f2bf16.rz.relu" => "__nvvm_f2bf16_rz_relu",
                    "f2h.rn.ftz" => "__nvvm_f2h_rn_ftz",