| |
| |
| |
| |
| |
| static struct f_ff t[] = { |
| |
| |
| }; |
| |
| int main(void) |
| { |
| |
| float ysin, ycos; |
| float dsin, dcos; |
| int e, i, err = 0; |
| struct f_ff *p; |
| |
| for (i = 0; i < sizeof t/sizeof *t; i++) { |
| p = t + i; |
| |
| if (p->r < 0) |
| continue; |
| fesetround(p->r); |
| feclearexcept(FE_ALL_EXCEPT); |
| sincosf(p->x, &ysin, &ycos); |
| e = fetestexcept(INEXACT|INVALID|DIVBYZERO|UNDERFLOW|OVERFLOW); |
| |
| if (!checkexcept(e, p->e, p->r)) { |
| printf("%s:%d: bad fp exception: %s sincosf(%a)=%a,%a, want %s", |
| p->file, p->line, rstr(p->r), p->x, p->y, p->y2, estr(p->e)); |
| printf(" got %s\n", estr(e)); |
| err++; |
| } |
| dsin = ulperr(ysin, p->y, p->dy); |
| dcos = ulperr(ycos, p->y2, p->dy2); |
| if (!checkulp(dsin, p->r) || !checkulp(dcos, p->r)) { |
| printf("%s:%d: %s sincosf(%a) want %a,%a got %a,%a, ulperr %.3f = %a + %a, %.3f = %a + %a\n", |
| p->file, p->line, rstr(p->r), p->x, p->y, p->y2, ysin, ycos, |
| dsin, dsin-p->dy, p->dy, dcos, dcos-p->dy2, p->dy2); |
| err++; |
| } |
| } |
| return !!err; |
| } |