| #define _DEFAULT_SOURCE 1 |
| #define _BSD_SOURCE 1 |
| #include <stdint.h> |
| #include <stdio.h> |
| #include "mtest.h" |
| |
| static struct fi_f t[] = { |
| #include "sanity/ynf.h" |
| #include "special/ynf.h" |
| }; |
| |
| int main(void) |
| { |
| #pragma STDC FENV_ACCESS ON |
| double y; |
| float d; |
| int e, i, bad, err = 0; |
| struct fi_f *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); |
| y = ynf(p->i, p->x); |
| e = fetestexcept(INEXACT|INVALID|DIVBYZERO|UNDERFLOW|OVERFLOW); |
| |
| if (!checkexcept(e, p->e, p->r)) { |
| printf("%s:%d: bad fp exception: %s ynf(%lld, %a)=%a, want %s", |
| p->file, p->line, rstr(p->r), p->i, p->x, p->y, estr(p->e)); |
| printf(" got %s\n", estr(e)); |
| err++; |
| } |
| d = ulperrf(y, p->y, p->dy); |
| bad = p->x < 0 && !isnan(y) && y != -inf; |
| if (bad || (!(p->x < 0) && !checkulp(d, p->r))) { |
| if (!bad && fabsf(d) < 2.5f) |
| printf("X "); |
| else |
| err++; |
| printf("%s:%d: %s ynf(%lld, %a) want %a got %a, ulperr %.3f = %a + %a\n", |
| p->file, p->line, rstr(p->r), p->i, p->x, p->y, y, d, d-p->dy, p->dy); |
| } |
| } |
| return !!err; |
| } |