{"ast_node_type":"other","tokens":[{"end":84,"kind":"keyword","start":0,"text":"\"avx512.mask.packssdw.512\""}]}
                    "avx512.mask.packssdw.512" => "__builtin_ia32_packssdw512_mask",
                    "avx512.mask.packssdw.256" => "__builtin_ia32_packssdw256_mask",
                    "avx512.mask.packsswb.128" => "__builtin_ia32_packsswb128_mask",