1 /* TomsFastMath, a fast ISO C bignum library.
3 * This project is meant to fill in where LibTomMath
4 * falls short. That is speed ;-)
6 * This project is public domain and free for all purposes.
8 * Tom St Denis, tomstdenis@gmail.com
14 int main(int argc, char **argv)
20 "#define TFM_DEFINES\n"
21 "#include \"fp_sqr_comba.c\"\n"
23 "#if defined(TFM_SQR%d) && FP_SIZE >= %d\n"
24 "void fp_sqr_comba%d(fp_int *A, fp_int *B)\n"
26 " fp_digit *a, b[%d], c0, c1, c2, sc0, sc1, sc2;\n"
34 " /* clear carries */\n"
38 " SQRADD(a[0],a[0]);\n"
39 " COMBA_STORE(b[0]);\n", N, N+N, N, N+N);
41 for (x = 1; x < N+N-1; x++) {
43 "\n /* output %d */\n"
44 " CARRY_FORWARD;\n ", x);
46 for (f = y = 0; y < N; y++) {
47 for (z = 0; z < N; z++) {
48 if (z != y && z + y == x && y <= z) {
55 for (y = 0; y < N; y++) {
56 for (z = 0; z < N; z++) {
57 if (y<=z && (y+z)==x) {
59 printf("SQRADD(a[%d], a[%d]); ", y, y);
61 printf("SQRADD2(a[%d], a[%d]); ", y, z);
70 for (y = 0; y < N; y++) {
71 for (z = 0; z < N; z++) {
72 if (z != y && z + y == x && y <= z) {
75 printf("SQRADDSC(a[%d], a[%d]); ", y, z);
78 printf("SQRADDAC(a[%d], a[%d]); ", y, z);
87 printf("SQRADD(a[%d], a[%d]); ", x/2, x/2);
90 printf("\n COMBA_STORE(b[%d]);\n", x);
92 printf(" COMBA_STORE2(b[%d]);\n", N+N-1);
98 " B->sign = FP_ZPOS;\n"
99 " memcpy(B->dp, b, %d * sizeof(fp_digit));\n"