{"ast_node_type":"other","tokens":[{"end":63,"kind":"keyword","start":0,"text":"\"sse2.pavg.w\""}]}
                    "sse2.pavg.w" => "__builtin_ia32_pavgw128",
                    "sse2.pavg.b" => "__builtin_ia32_pavgb128",
                    "sse2.pmadd.wd" => "__builtin_ia32_pmaddwd128",