--- /dev/null
+/* fp_mul_comba_9.i
+ *
+ * Copyright (C) 2006-2011 Sawtooth Consulting Ltd.
+ *
+ * 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
+ */
+
+
+#ifdef TFM_MUL9
+void fp_mul_comba9(fp_int *A, fp_int *B, fp_int *C)
+{
+ fp_digit c0, c1, c2, at[18];
+
+ memcpy(at, A->dp, 9 * sizeof(fp_digit));
+ memcpy(at+9, B->dp, 9 * sizeof(fp_digit));
+ COMBA_START;
+
+ COMBA_CLEAR;
+ /* 0 */
+ MULADD(at[0], at[9]);
+ COMBA_STORE(C->dp[0]);
+ /* 1 */
+ COMBA_FORWARD;
+ MULADD(at[0], at[10]); MULADD(at[1], at[9]);
+ COMBA_STORE(C->dp[1]);
+ /* 2 */
+ COMBA_FORWARD;
+ MULADD(at[0], at[11]); MULADD(at[1], at[10]); MULADD(at[2], at[9]);
+ COMBA_STORE(C->dp[2]);
+ /* 3 */
+ COMBA_FORWARD;
+ MULADD(at[0], at[12]); MULADD(at[1], at[11]); MULADD(at[2], at[10]); MULADD(at[3], at[9]);
+ COMBA_STORE(C->dp[3]);
+ /* 4 */
+ COMBA_FORWARD;
+ MULADD(at[0], at[13]); MULADD(at[1], at[12]); MULADD(at[2], at[11]); MULADD(at[3], at[10]); MULADD(at[4], at[9]);
+ COMBA_STORE(C->dp[4]);
+ /* 5 */
+ COMBA_FORWARD;
+ MULADD(at[0], at[14]); MULADD(at[1], at[13]); MULADD(at[2], at[12]); MULADD(at[3], at[11]); MULADD(at[4], at[10]); MULADD(at[5], at[9]);
+ COMBA_STORE(C->dp[5]);
+ /* 6 */
+ COMBA_FORWARD;
+ MULADD(at[0], at[15]); MULADD(at[1], at[14]); MULADD(at[2], at[13]); MULADD(at[3], at[12]); MULADD(at[4], at[11]); MULADD(at[5], at[10]); MULADD(at[6], at[9]);
+ COMBA_STORE(C->dp[6]);
+ /* 7 */
+ COMBA_FORWARD;
+ MULADD(at[0], at[16]); MULADD(at[1], at[15]); MULADD(at[2], at[14]); MULADD(at[3], at[13]); MULADD(at[4], at[12]); MULADD(at[5], at[11]); MULADD(at[6], at[10]); MULADD(at[7], at[9]);
+ COMBA_STORE(C->dp[7]);
+ /* 8 */
+ COMBA_FORWARD;
+ MULADD(at[0], at[17]); MULADD(at[1], at[16]); MULADD(at[2], at[15]); MULADD(at[3], at[14]); MULADD(at[4], at[13]); MULADD(at[5], at[12]); MULADD(at[6], at[11]); MULADD(at[7], at[10]); MULADD(at[8], at[9]);
+ COMBA_STORE(C->dp[8]);
+ /* 9 */
+ COMBA_FORWARD;
+ MULADD(at[1], at[17]); MULADD(at[2], at[16]); MULADD(at[3], at[15]); MULADD(at[4], at[14]); MULADD(at[5], at[13]); MULADD(at[6], at[12]); MULADD(at[7], at[11]); MULADD(at[8], at[10]);
+ COMBA_STORE(C->dp[9]);
+ /* 10 */
+ COMBA_FORWARD;
+ MULADD(at[2], at[17]); MULADD(at[3], at[16]); MULADD(at[4], at[15]); MULADD(at[5], at[14]); MULADD(at[6], at[13]); MULADD(at[7], at[12]); MULADD(at[8], at[11]);
+ COMBA_STORE(C->dp[10]);
+ /* 11 */
+ COMBA_FORWARD;
+ MULADD(at[3], at[17]); MULADD(at[4], at[16]); MULADD(at[5], at[15]); MULADD(at[6], at[14]); MULADD(at[7], at[13]); MULADD(at[8], at[12]);
+ COMBA_STORE(C->dp[11]);
+ /* 12 */
+ COMBA_FORWARD;
+ MULADD(at[4], at[17]); MULADD(at[5], at[16]); MULADD(at[6], at[15]); MULADD(at[7], at[14]); MULADD(at[8], at[13]);
+ COMBA_STORE(C->dp[12]);
+ /* 13 */
+ COMBA_FORWARD;
+ MULADD(at[5], at[17]); MULADD(at[6], at[16]); MULADD(at[7], at[15]); MULADD(at[8], at[14]);
+ COMBA_STORE(C->dp[13]);
+ /* 14 */
+ COMBA_FORWARD;
+ MULADD(at[6], at[17]); MULADD(at[7], at[16]); MULADD(at[8], at[15]);
+ COMBA_STORE(C->dp[14]);
+ /* 15 */
+ COMBA_FORWARD;
+ MULADD(at[7], at[17]); MULADD(at[8], at[16]);
+ COMBA_STORE(C->dp[15]);
+ /* 16 */
+ COMBA_FORWARD;
+ MULADD(at[8], at[17]);
+ COMBA_STORE(C->dp[16]);
+ COMBA_STORE2(C->dp[17]);
+ C->used = 18;
+ C->sign = A->sign ^ B->sign;
+ fp_clamp(C);
+ COMBA_FINI;
+}
+#endif