{"ast_node_type":"other","tokens":[{"end":83,"kind":"keyword","start":0,"text":"\"F2.conv.df2ud.chop\""}]}
                    "F2.conv.df2ud.chop" => "__builtin_HEXAGON_F2_conv_df2ud_chop",
                    "F2.conv.df2ud" => "__builtin_HEXAGON_F2_conv_df2ud",
                    "F2.conv.df2uw" => "__builtin_HEXAGON_F2_conv_df2uw",