128   int * wsptr;  variable
139   wsptr = workspace;
140   for (ctr = DCTSIZE; ctr > 0; inptr++, quantptr++, wsptr++, ctr--) {
151       wsptr[DCTSIZE*0] = dcval;
152       wsptr[DCTSIZE*1] = dcval;
153       wsptr[DCTSIZE*2] = dcval;
154       wsptr[DCTSIZE*3] = dcval;
191     wsptr[DCTSIZE*0] = (int) DESCALE(tmp10 + tmp2, CONST_BITS-PASS1_BITS+1);
192     wsptr[DCTSIZE*3] = (int) DESCALE(tmp10 - tmp2, CONST_BITS-PASS1_BITS+1);
193     wsptr[DCTSIZE*1] = (int) DESCALE(tmp12 + tmp0, CONST_BITS-PASS1_BITS+1);
194     wsptr[DCTSIZE*2] = (int) DESCALE(tmp12 - tmp0, CONST_BITS-PASS1_BITS+1);
199   wsptr = workspace;
205     if (wsptr[1] == 0 && wsptr[2] == 0 && wsptr[3] == 0 &&
206         wsptr[5] == 0 && wsptr[6] == 0 && wsptr[7] == 0) {
208       JSAMPLE dcval = range_limit[(int) DESCALE((INT32) wsptr[0], PASS1_BITS+3)
216       wsptr += DCTSIZE;         /* advance pointer to next row */
223     tmp0 = LEFT_SHIFT((INT32) wsptr[0], CONST_BITS+1);
225     tmp2 = MULTIPLY((INT32) wsptr[2], FIX_1_847759065)
226          + MULTIPLY((INT32) wsptr[6], - FIX_0_765366865);
233     z1 = (INT32) wsptr[7];
234     z2 = (INT32) wsptr[5];
235     z3 = (INT32) wsptr[3];
236     z4 = (INT32) wsptr[1];
263     wsptr += DCTSIZE;           /* advance pointer to next row */
281   int * wsptr;  in jpeg_idct_2x2()  local
292   wsptr = workspace;  in jpeg_idct_2x2()
293   for (ctr = DCTSIZE; ctr > 0; inptr++, quantptr++, wsptr++, ctr--) {  in jpeg_idct_2x2()
303       wsptr[DCTSIZE*0] = dcval;  in jpeg_idct_2x2()
304       wsptr[DCTSIZE*1] = dcval;  in jpeg_idct_2x2()
327     wsptr[DCTSIZE*0] = (int) DESCALE(tmp10 + tmp0, CONST_BITS-PASS1_BITS+2);  in jpeg_idct_2x2()
328     wsptr[DCTSIZE*1] = (int) DESCALE(tmp10 - tmp0, CONST_BITS-PASS1_BITS+2);  in jpeg_idct_2x2()
333   wsptr = workspace;  in jpeg_idct_2x2()
339     if (wsptr[1] == 0 && wsptr[3] == 0 && wsptr[5] == 0 && wsptr[7] == 0) {  in jpeg_idct_2x2()
341       JSAMPLE dcval = range_limit[(int) DESCALE((INT32) wsptr[0], PASS1_BITS+3)  in jpeg_idct_2x2()
347       wsptr += DCTSIZE;         /* advance pointer to next row */  in jpeg_idct_2x2()
354     tmp10 = LEFT_SHIFT((INT32) wsptr[0], CONST_BITS+2);  in jpeg_idct_2x2()
358     tmp0 = MULTIPLY((INT32) wsptr[7], - FIX_0_720959822) /* sqrt(2) * (c7-c5+c3-c1) */  in jpeg_idct_2x2()
359          + MULTIPLY((INT32) wsptr[5], FIX_0_850430095) /* sqrt(2) * (-c1+c3+c5+c7) */  in jpeg_idct_2x2()
360          + MULTIPLY((INT32) wsptr[3], - FIX_1_272758580) /* sqrt(2) * (-c1+c3-c5-c7) */  in jpeg_idct_2x2()
361          + MULTIPLY((INT32) wsptr[1], FIX_3_624509785); /* sqrt(2) * (c1+c3+c5+c7) */  in jpeg_idct_2x2()
372     wsptr += DCTSIZE;           /* advance pointer to next row */  in jpeg_idct_2x2()