{"ast_node_type":"other","tokens":[{"end":72,"kind":"keyword","start":0,"text":"\"s.memrealtime\""}]}
                    "s.memrealtime" => "__builtin_amdgcn_s_memrealtime",
                    "s.incperflevel" => "__builtin_amdgcn_s_incperflevel",
                    "s.memtime" => "__builtin_amdgcn_s_memtime",