{"ast_node_type":"other","tokens":[{"end":74,"kind":"keyword","start":0,"text":"\"permlane16.var\""}]}
                    "permlane16.var" => "__builtin_amdgcn_permlane16_var",
                    "perm" => "__builtin_amdgcn_perm",
                    "permlanex16.var" => "__builtin_amdgcn_permlanex16_var",