125   const FIXP_DBL *pReBuf;  in autoCorr2nd_real()  local
134   pReBuf = realBuf - 2;  in autoCorr2nd_real()
135   accu5 = ((fMultDiv2(pReBuf[0], pReBuf[2]) + fMultDiv2(pReBuf[1], pReBuf[3]))  in autoCorr2nd_real()
137   pReBuf++;  in autoCorr2nd_real()
140   accu1 = fPow2Div2(pReBuf[0]) SHIFT;  in autoCorr2nd_real()
141   accu3 = fMultDiv2(pReBuf[0], pReBuf[1]) SHIFT;  in autoCorr2nd_real()
142   pReBuf++;  in autoCorr2nd_real()
144   for (j = (len - 2) >> 1; j != 0; j--, pReBuf += 2) {  in autoCorr2nd_real()
145     accu1 += ((fPow2Div2(pReBuf[0]) + fPow2Div2(pReBuf[1])) SHIFT);  in autoCorr2nd_real()
147     accu3 += ((fMultDiv2(pReBuf[0], pReBuf[1]) +  in autoCorr2nd_real()
148                fMultDiv2(pReBuf[1], pReBuf[2])) SHIFT);  in autoCorr2nd_real()
150     accu5 += ((fMultDiv2(pReBuf[0], pReBuf[2]) +  in autoCorr2nd_real()
151                fMultDiv2(pReBuf[1], pReBuf[3])) SHIFT);  in autoCorr2nd_real()
197   const FIXP_DBL *pReBuf, *pImBuf;  in autoCorr2nd_cplx()  local
212   pReBuf = realBuf - 2, pImBuf = imagBuf - 2;  in autoCorr2nd_cplx()
214       ((fMultDiv2(pReBuf[2], pReBuf[0]) + fMultDiv2(pImBuf[2], pImBuf[0])) >>  in autoCorr2nd_cplx()
217       ((fMultDiv2(pImBuf[2], pReBuf[0]) - fMultDiv2(pReBuf[2], pImBuf[0])) >>  in autoCorr2nd_cplx()
220   pReBuf = realBuf - 1, pImBuf = imagBuf - 1;  in autoCorr2nd_cplx()
221   for (j = (len - 1); j != 0; j--, pReBuf++, pImBuf++) {  in autoCorr2nd_cplx()
222     accu1 += ((fPow2Div2(pReBuf[0]) + fPow2Div2(pImBuf[0])) >> len_scale);  in autoCorr2nd_cplx()
224         ((fMultDiv2(pReBuf[0], pReBuf[1]) + fMultDiv2(pImBuf[0], pImBuf[1])) >>  in autoCorr2nd_cplx()
227         ((fMultDiv2(pImBuf[1], pReBuf[0]) - fMultDiv2(pReBuf[1], pImBuf[0])) >>  in autoCorr2nd_cplx()
230         ((fMultDiv2(pReBuf[2], pReBuf[0]) + fMultDiv2(pImBuf[2], pImBuf[0])) >>  in autoCorr2nd_cplx()
233         ((fMultDiv2(pImBuf[2], pReBuf[0]) - fMultDiv2(pReBuf[2], pImBuf[0])) >>  in autoCorr2nd_cplx()