{"ast_node_type":"other","tokens":[{"end":58,"kind":"keyword","start":0,"text":"\"fma.rn.bf16\""}]}
                    "fma.rn.bf16" => "__nvvm_fma_rn_bf16",
                    "fma.rm.ftz.f" => "__nvvm_fma_rm_ftz_f",
                    "fma.rn.bf16x2" => "__nvvm_fma_rn_bf16x2",