{"ast_node_type":"other","tokens":[{"end":68,"kind":"keyword","start":0,"text":"\"avx2.packusdw\""}]}
                    "avx2.packusdw" => "__builtin_ia32_packusdw256",
                    "avx2.packsswb" => "__builtin_ia32_packsswb256",
                    "avx2.packuswb" => "__builtin_ia32_packuswb256",