55 lines
891 B
C
55 lines
891 B
C
#define TFM_DEFINES
|
|
#include "fp_sqr_comba.c"
|
|
|
|
#if defined(TFM_SQR3) && FP_SIZE >= 6
|
|
void fp_sqr_comba3(fp_int *A, fp_int *B)
|
|
{
|
|
fp_digit *a, b[6], 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[1], a[2]);
|
|
COMBA_STORE(b[3]);
|
|
|
|
/* output 4 */
|
|
CARRY_FORWARD;
|
|
SQRADD(a[2], a[2]);
|
|
COMBA_STORE(b[4]);
|
|
COMBA_STORE2(b[5]);
|
|
COMBA_FINI;
|
|
|
|
B->used = 6;
|
|
B->sign = FP_ZPOS;
|
|
memcpy(B->dp, b, 6 * sizeof(fp_digit));
|
|
fp_clamp(B);
|
|
}
|
|
#endif
|
|
|
|
|
|
/* $Source$ */
|
|
/* $Revision$ */
|
|
/* $Date$ */
|