{"ast_node_type":"other","tokens":[{"end":52,"kind":"keyword","start":0,"text":"\"rcp.rn.d\""}]}
                    "rcp.rn.d" => "__nvvm_rcp_rn_d",
                    "rcp.rm.ftz.f" => "__nvvm_rcp_rm_ftz_f",
                    "rcp.rn.f" => "__nvvm_rcp_rn_f",