{"ast_node_type":"other","tokens":[{"end":68,"kind":"keyword","start":0,"text":"\"fmul.legacy\""}]}
                    "fmul.legacy" => "__builtin_amdgcn_fmul_legacy",
                    "flat.prefetch" => "__builtin_amdgcn_flat_prefetch",
                    "global.load.async.to.lds.b128" => {