--- /dev/null
+/* fp_sqr_comba_7.i
+ *
+ * Copyright (C) 2006-2015 wolfSSL Inc.
+ *
+ * This file is part of wolfSSL. (formerly known as CyaSSL)
+ *
+ * wolfSSL 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.
+ *
+ * wolfSSL 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_SQR7
+void fp_sqr_comba7(fp_int *A, fp_int *B)
+{
+ fp_digit *a, b[14], 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[1], a[6]); SQRADDAC(a[2], a[5]); SQRADDAC(a[3], a[4]); SQRADDDB;
+ COMBA_STORE(b[7]);
+
+ /* output 8 */
+ CARRY_FORWARD;
+ SQRADD2(a[2], a[6]); SQRADD2(a[3], a[5]); SQRADD(a[4], a[4]);
+ COMBA_STORE(b[8]);
+
+ /* output 9 */
+ CARRY_FORWARD;
+ SQRADD2(a[3], a[6]); SQRADD2(a[4], a[5]);
+ COMBA_STORE(b[9]);
+
+ /* output 10 */
+ CARRY_FORWARD;
+ SQRADD2(a[4], a[6]); SQRADD(a[5], a[5]);
+ COMBA_STORE(b[10]);
+
+ /* output 11 */
+ CARRY_FORWARD;
+ SQRADD2(a[5], a[6]);
+ COMBA_STORE(b[11]);
+
+ /* output 12 */
+ CARRY_FORWARD;
+ SQRADD(a[6], a[6]);
+ COMBA_STORE(b[12]);
+ COMBA_STORE2(b[13]);
+ COMBA_FINI;
+
+ B->used = 14;
+ B->sign = FP_ZPOS;
+ memcpy(B->dp, b, 14 * sizeof(fp_digit));
+ fp_clamp(B);
+}
+#endif
+
+