{"ast_node_type":"other","tokens":[{"end":64,"kind":"keyword","start":0,"text":"\"swap.lo.hi.b64\""}]}
                    "swap.lo.hi.b64" => "__nvvm_swap_lo_hi_b64",
                    "sust.p.3d.v4i8.trap" => "__nvvm_sust_p_3d_v4i8_trap",
                    "trunc.d" => "__nvvm_trunc_d",