+++ /dev/null
-/* fp_sqr_comba_12.i
- *
- * Copyright (C) 2006-2014 wolfSSL Inc.
- *
- * This file is part of CyaSSL.
- *
- * CyaSSL is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * CyaSSL is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
- */
-
-
-#ifdef TFM_SQR12
-void fp_sqr_comba12(fp_int *A, fp_int *B)
-{
- fp_digit *a, b[24], c0, c1, c2, sc0, sc1, sc2;
-#ifdef TFM_ISO
- fp_word tt;
-#endif
- a = A->dp;
- COMBA_START;
-
- /* clear carries */
- CLEAR_CARRY;
-
- /* output 0 */
- SQRADD(a[0],a[0]);
- COMBA_STORE(b[0]);
-
- /* output 1 */
- CARRY_FORWARD;
- SQRADD2(a[0], a[1]);
- COMBA_STORE(b[1]);
-
- /* output 2 */
- CARRY_FORWARD;
- SQRADD2(a[0], a[2]); SQRADD(a[1], a[1]);
- COMBA_STORE(b[2]);
-
- /* output 3 */
- CARRY_FORWARD;
- SQRADD2(a[0], a[3]); SQRADD2(a[1], a[2]);
- COMBA_STORE(b[3]);
-
- /* output 4 */
- CARRY_FORWARD;
- SQRADD2(a[0], a[4]); SQRADD2(a[1], a[3]); SQRADD(a[2], a[2]);
- COMBA_STORE(b[4]);
-
- /* output 5 */
- CARRY_FORWARD;
- SQRADDSC(a[0], a[5]); SQRADDAC(a[1], a[4]); SQRADDAC(a[2], a[3]); SQRADDDB;
- COMBA_STORE(b[5]);
-
- /* output 6 */
- CARRY_FORWARD;
- SQRADDSC(a[0], a[6]); SQRADDAC(a[1], a[5]); SQRADDAC(a[2], a[4]); SQRADDDB; SQRADD(a[3], a[3]);
- COMBA_STORE(b[6]);
-
- /* output 7 */
- CARRY_FORWARD;
- SQRADDSC(a[0], a[7]); SQRADDAC(a[1], a[6]); SQRADDAC(a[2], a[5]); SQRADDAC(a[3], a[4]); SQRADDDB;
- COMBA_STORE(b[7]);
-
- /* output 8 */
- CARRY_FORWARD;
- SQRADDSC(a[0], a[8]); SQRADDAC(a[1], a[7]); SQRADDAC(a[2], a[6]); SQRADDAC(a[3], a[5]); SQRADDDB; SQRADD(a[4], a[4]);
- COMBA_STORE(b[8]);
-
- /* output 9 */
- CARRY_FORWARD;
- SQRADDSC(a[0], a[9]); SQRADDAC(a[1], a[8]); SQRADDAC(a[2], a[7]); SQRADDAC(a[3], a[6]); SQRADDAC(a[4], a[5]); SQRADDDB;
- COMBA_STORE(b[9]);
-
- /* output 10 */
- CARRY_FORWARD;
- SQRADDSC(a[0], a[10]); SQRADDAC(a[1], a[9]); SQRADDAC(a[2], a[8]); SQRADDAC(a[3], a[7]); SQRADDAC(a[4], a[6]); SQRADDDB; SQRADD(a[5], a[5]);
- COMBA_STORE(b[10]);
-
- /* output 11 */
- CARRY_FORWARD;
- SQRADDSC(a[0], a[11]); SQRADDAC(a[1], a[10]); SQRADDAC(a[2], a[9]); SQRADDAC(a[3], a[8]); SQRADDAC(a[4], a[7]); SQRADDAC(a[5], a[6]); SQRADDDB;
- COMBA_STORE(b[11]);
-
- /* output 12 */
- CARRY_FORWARD;
- SQRADDSC(a[1], a[11]); SQRADDAC(a[2], a[10]); SQRADDAC(a[3], a[9]); SQRADDAC(a[4], a[8]); SQRADDAC(a[5], a[7]); SQRADDDB; SQRADD(a[6], a[6]);
- COMBA_STORE(b[12]);
-
- /* output 13 */
- CARRY_FORWARD;
- SQRADDSC(a[2], a[11]); SQRADDAC(a[3], a[10]); SQRADDAC(a[4], a[9]); SQRADDAC(a[5], a[8]); SQRADDAC(a[6], a[7]); SQRADDDB;
- COMBA_STORE(b[13]);
-
- /* output 14 */
- CARRY_FORWARD;
- SQRADDSC(a[3], a[11]); SQRADDAC(a[4], a[10]); SQRADDAC(a[5], a[9]); SQRADDAC(a[6], a[8]); SQRADDDB; SQRADD(a[7], a[7]);
- COMBA_STORE(b[14]);
-
- /* output 15 */
- CARRY_FORWARD;
- SQRADDSC(a[4], a[11]); SQRADDAC(a[5], a[10]); SQRADDAC(a[6], a[9]); SQRADDAC(a[7], a[8]); SQRADDDB;
- COMBA_STORE(b[15]);
-
- /* output 16 */
- CARRY_FORWARD;
- SQRADDSC(a[5], a[11]); SQRADDAC(a[6], a[10]); SQRADDAC(a[7], a[9]); SQRADDDB; SQRADD(a[8], a[8]);
- COMBA_STORE(b[16]);
-
- /* output 17 */
- CARRY_FORWARD;
- SQRADDSC(a[6], a[11]); SQRADDAC(a[7], a[10]); SQRADDAC(a[8], a[9]); SQRADDDB;
- COMBA_STORE(b[17]);
-
- /* output 18 */
- CARRY_FORWARD;
- SQRADD2(a[7], a[11]); SQRADD2(a[8], a[10]); SQRADD(a[9], a[9]);
- COMBA_STORE(b[18]);
-
- /* output 19 */
- CARRY_FORWARD;
- SQRADD2(a[8], a[11]); SQRADD2(a[9], a[10]);
- COMBA_STORE(b[19]);
-
- /* output 20 */
- CARRY_FORWARD;
- SQRADD2(a[9], a[11]); SQRADD(a[10], a[10]);
- COMBA_STORE(b[20]);
-
- /* output 21 */
- CARRY_FORWARD;
- SQRADD2(a[10], a[11]);
- COMBA_STORE(b[21]);
-
- /* output 22 */
- CARRY_FORWARD;
- SQRADD(a[11], a[11]);
- COMBA_STORE(b[22]);
- COMBA_STORE2(b[23]);
- COMBA_FINI;
-
- B->used = 24;
- B->sign = FP_ZPOS;
- memcpy(B->dp, b, 24 * sizeof(fp_digit));
- fp_clamp(B);
-}
-#endif
-
-