Lines Matching defs:st
439 st = a pointer to a structure of type Pre_ProcessState
444 st points to the updated structure
480 Pre_ProcessState *st,
489 x2 = st->x1;
490 st->x1 = st->x0;
491 st->x0 = signal[i];
496 L_tmp = Mpy_32_16 (st->y1_hi, st->y1_lo, a[1]);
497 L_tmp = L_add (L_tmp, Mpy_32_16 (st->y2_hi, st->y2_lo, a[2]));
498 L_tmp = L_mac (L_tmp, st->x0, b[0]);
499 L_tmp = L_mac (L_tmp, st->x1, b[1]);
504 st->y2_hi = st->y1_hi;
505 st->y2_lo = st->y1_lo;
506 L_Extract (L_tmp, &st->y1_hi, &st->y1_lo);
541 Pre_ProcessState *st,
551 x_n_2 = st->x1;
552 x_n_1 = st->x0;
561 L_tmp = ((Word32) st->y1_hi) * 7807;
562 L_tmp += (Word32)(((Word32) st->y1_lo * 7807) >> 15);
564 L_tmp += ((Word32) st->y2_hi) * (-3733);
565 st->y2_hi = st->y1_hi;
566 L_tmp += (Word32)(((Word32) st->y2_lo * (-3733)) >> 15);
567 st->y2_lo = st->y1_lo;
578 st->y1_hi = (Word16)(L_tmp >> 12);
579 st->y1_lo = (Word16)((L_tmp << 3) - ((Word32)(st->y1_hi) << 15));
583 st->x1 = x_n_2;
584 st->x0 = x_n_1;