safe_operations<c>& operator *=(safe_operations<c> const& rhs)
{
if (!check_mul(value, rhs.value, typename container <c>::tag()))
throw std::overflow_error("In expression is ovwerflow");
value *= rhs.value;
return (*this);
}
// 掛け算
int mat_mul(matrix *mat1, matrix mat2, matrix mat3){
int i, j, k;
matrix mat2_w, mat3_w;
if(check_mul(*mat1, mat2, mat3) != 0){
printf("%s\n", "エラーが発生しました。");
return -1;
}
mat_alloc(&mat2_w, mat2.row, mat2.col);
mat_alloc(&mat3_w, mat3.row, mat3.col);
mat_copy(&mat2_w, mat2);
mat_copy(&mat3_w, mat3);
for(i=0; i < mat1->row; i++){
for(j=0; j < mat1->col; j++){
mat1->element[i][j] = 0;
for(k=0; k<mat2_w.col; k++){
mat1->element[i][j] += mat2_w.element[i][k] * mat3_w.element[k][j];
}
}
}
mat_free(&mat2_w);
mat_free(&mat3_w);
return 0;
}
bool mul_zdouble(void)
{ bool ok = true;
ok &= check_div();
ok &= check_mul();
return ok;
}
int reverse(int x) {
int ret = 0;
int sign = 0;
if (x < 0) {
if (check(-x, &x)) return 0;
sign = 1;
}
while (x >= 10) {
if (check_add(ret, x % 10, &ret)) return 0;
x /= 10;
if (check_mul(ret, 10, &ret)) return 0;
}
if (check_add(ret, x, &ret)) return 0;
if (sign)
if (check(-ret, &ret)) return 0;
return ret;
}
void
proto_callback (uint8_t cmd, uint8_t size, uint8_t *args)
{
uint8_t ap, bp, as, bs;
uint16_t i;
int32_t al, bl, rl[4];
uint32_t patl[] = { 0xa66a6aa6, 0x5a5affff, 0xffcdffcd, 0xffffffff };
#define patn (sizeof (patl) / sizeof (patl[0]))
#define c(cmd, size) (cmd << 8 | size)
switch (c (cmd, size))
{
case c ('z', 0):
utils_reset ();
break;
case c ('m', 0):
for (ap = 0; ap < patn; ap++)
for (bp = 0; bp < patn; bp++)
for (as = 0; as < 32; as++)
for (bs = 0; bs < 32; bs++)
{
al = patl[ap] >> as;
bl = patl[bp] >> bs;
proto_send2d ('a', al, bl);
rl[0] = fixed_mul_f824 (al, bl);
check_mul (al, bl, rl[0]);
rl[1] = fixed_mul_f824 (-al, bl);
check_mul (-al, bl, rl[1]);
rl[2] = fixed_mul_f824 (al, -bl);
check_mul (al, -bl, rl[2]);
rl[3] = fixed_mul_f824 (-al, -bl);
check_mul (-al, -bl, rl[3]);
proto_send4d ('r', rl[0], rl[1], rl[2], rl[3]);
}
for (i = 0; i < 64000; i++)
{
al = random_u32 ();
bl = random_u32 ();
proto_send2d ('a', al, bl);
rl[0] = fixed_mul_f824 (al, bl);
check_mul (al, bl, rl[0]);
rl[1] = fixed_mul_f824 (-al, bl);
check_mul (-al, bl, rl[1]);
rl[2] = fixed_mul_f824 (al, -bl);
check_mul (al, -bl, rl[2]);
rl[3] = fixed_mul_f824 (-al, -bl);
check_mul (-al, -bl, rl[3]);
proto_send4d ('r', rl[0], rl[1], rl[2], rl[3]);
}
break;
case c ('d', 0):
for (ap = 0; ap < patn; ap++)
for (bp = 0; bp < patn; bp++)
for (as = 0; as < 32; as++)
for (bs = 0; bs < 31; bs++)
{
al = patl[ap] >> as;
bl = patl[bp] >> bs;
proto_send2d ('a', al, bl);
rl[0] = fixed_div_f824 (al, bl);
check_div (al, bl, rl[0]);
rl[1] = fixed_div_f824 (-al, bl);
check_div (-al, bl, rl[1]);
rl[2] = fixed_div_f824 (al, -bl);
check_div (al, -bl, rl[2]);
rl[3] = fixed_div_f824 (-al, -bl);
check_div (-al, -bl, rl[3]);
proto_send4d ('r', rl[0], rl[1], rl[2], rl[3]);
}
for (i = 0; i < 64000; i++)
{
al = random_u32 ();
bl = random_u32 ();
if (bl != 0)
{
proto_send2d ('a', al, bl);
rl[0] = fixed_div_f824 (al, bl);
check_div (al, bl, rl[0]);
rl[1] = fixed_div_f824 (-al, bl);
check_div (-al, bl, rl[1]);
rl[2] = fixed_div_f824 (al, -bl);
check_div (al, -bl, rl[2]);
rl[3] = fixed_div_f824 (-al, -bl);
check_div (-al, -bl, rl[3]);
proto_send4d ('r', rl[0], rl[1], rl[2], rl[3]);
}
}
break;
case c ('c', 0):
for (al = 0; al < (1L << 24); al += 257)
{
proto_send1d ('a', al);
rl[0] = fixed_cos_f824 (al);
rl[1] = fixed_sin_f824 (al);
check_cos (al, rl[0], rl[1]);
proto_send2d ('r', rl[0], rl[1]);
}
for (i = 0; i < 64000; i++)
{
al = random_u32 () & 0xffffff;
proto_send1d ('a', al);
rl[0] = fixed_cos_f824 (al);
rl[1] = fixed_sin_f824 (al);
check_cos (al, rl[0], rl[1]);
proto_send2d ('r', rl[0], rl[1]);
}
break;
case c ('s', 0):
for (ap = 0; ap < patn; ap++)
for (as = 0; as < 32; as++)
{
al = patl[ap] >> as;
proto_send1d ('a', al);
rl[0] = fixed_sqrt_uf248 (al);
rl[1] = fixed_sqrt_ui32 (al);
check_sqrt (al, rl[0], rl[1]);
proto_send2d ('r', rl[0], rl[1]);
}
for (i = 0; i < 64000; i++)
{
al = random_u32 ();
proto_send1d ('a', al);
rl[0] = fixed_sqrt_uf248 (al);
rl[1] = fixed_sqrt_ui32 (al);
check_sqrt (al, rl[0], rl[1]);
proto_send2d ('r', rl[0], rl[1]);
}
break;
default:
proto_send0 ('?');
return;
}
/* When no error acknoledge. */
proto_send (cmd, size, args);
#undef c
}
