Lines Matching refs:y0
49 mp_int x0, x1, y0, y1, t1, x0y0, x1y1;
66 if (mp_init_size (&y0, B) != MP_OKAY)
69 goto Y0;
80 x0.used = y0.used = B;
95 tmpy = y0.dp;
116 mp_clamp (&y0);
120 if (mp_mul (&x0, &y0, &x0y0) != MP_OKAY)
121 goto X1Y1; /* x0y0 = x0*y0 */
125 /* now calc x1+x0 and y1+y0 */
128 if (s_mp_add (&y1, &y0, &x0) != MP_OKAY)
129 goto X1Y1; /* t2 = y1 - y0 */
131 goto X1Y1; /* t1 = (x1 + x0) * (y1 + y0) */
137 goto X1Y1; /* t1 = (x1+x0)*(y1+y0) - (x1y1 + x0y0) */
141 goto X1Y1; /* t1 = (x0y0 + x1y1 - (x1-x0)*(y1-y0))<<B */
157 Y0:mp_clear (&y0);