{"ast_node_type":"other","tokens":[{"end":64,"kind":"keyword","start":0,"text":"\"llvm.ctlz.v4i32\""}]}
        "llvm.ctlz.v4i32" => "__builtin_ia32_vplzcntd_128_mask",
        "llvm.ctlz.v8i32" => "__builtin_ia32_vplzcntd_256_mask",
        "llvm.ctlz.v8i64" => "__builtin_ia32_vplzcntq_512_mask",