{"ast_node_type":"other","tokens":[{"end":74,"kind":"keyword","start":0,"text":"\"read.ptx.sreg.nsmid\""}]}
                    "read.ptx.sreg.nsmid" => "__nvvm_read_ptx_sreg_nsmid",
                    "read.ptx.sreg.nctaid.z" => "__nvvm_read_ptx_sreg_nctaid_z",
                    // [DUPLICATE]: "read.ptx.sreg.nsmid" => "__nvvm_read_ptx_sreg_",