SUM8P2            905 libavcodec/mpegaudiodec.c         SUM8P2(sum, MACS, sum2, MLSS, w, w2, p);
SUM8P2            907 libavcodec/mpegaudiodec.c         SUM8P2(sum, MLSS, sum2, MLSS, w + 32, w2 + 32, p);