{"ast_node_type":"other","tokens":[{"end":69,"kind":"keyword","start":0,"text":"\"sse41.pmovsxbw\""}]}
                    "sse41.pmovsxbw" => "__builtin_ia32_pmovsxbw128",
                    "sse41.pmovsxbq" => "__builtin_ia32_pmovsxbq128",
                    "sse41.pmovsxdq" => "__builtin_ia32_pmovsxdq128",