78 lines
1.7 KiB
OpenEdge ABL
78 lines
1.7 KiB
OpenEdge ABL
/* fp_sqr_comba_4.i
|
|
*
|
|
* Copyright (C) 2006-2013 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
|
|
*/
|
|
|
|
|
|
#ifdef TFM_SQR4
|
|
void fp_sqr_comba4(fp_int *A, fp_int *B)
|
|
{
|
|
fp_digit *a, b[8], c0, c1, c2;
|
|
|
|
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[1], a[3]); SQRADD(a[2], a[2]);
|
|
COMBA_STORE(b[4]);
|
|
|
|
/* output 5 */
|
|
CARRY_FORWARD;
|
|
SQRADD2(a[2], a[3]);
|
|
COMBA_STORE(b[5]);
|
|
|
|
/* output 6 */
|
|
CARRY_FORWARD;
|
|
SQRADD(a[3], a[3]);
|
|
COMBA_STORE(b[6]);
|
|
COMBA_STORE2(b[7]);
|
|
COMBA_FINI;
|
|
|
|
B->used = 8;
|
|
B->sign = FP_ZPOS;
|
|
memcpy(B->dp, b, 8 * sizeof(fp_digit));
|
|
fp_clamp(B);
|
|
}
|
|
#endif
|
|
|
|
|