Lines Matching defs:x0y0
2097 mp_int x0, x1, y0, y1, t1, x0y0, x1y1;
2127 if (mp_init_size(&x0y0, B * 2) != MP_OKAY) {
2172 /* now calc the products x0y0 and x1y1 */
2174 if (signed_multiply(&x0, &y0, &x0y0) != MP_OKAY) {
2175 goto X1Y1; /* x0y0 = x0*y0 */
2190 /* add x0y0 */
2191 if (signed_add(&x0y0, &x1y1, &x0) != MP_OKAY) {
2192 goto X1Y1; /* t2 = x0y0 + x1y1 */
2195 goto X1Y1; /* t1 = (x1+x0)*(y1+y0) - (x1y1 + x0y0) */
2199 goto X1Y1; /* t1 = (x0y0 + x1y1 - (x1-x0)*(y1-y0))<<B */
2204 if (signed_add(&x0y0, &t1, &t1) != MP_OKAY) {
2205 goto X1Y1; /* t1 = x0y0 + t1 */
2208 goto X1Y1; /* t1 = x0y0 + t1 + x1y1 */
2216 mp_clear(&x0y0);
2996 /* add x0y0 */