1#define _XOPEN_SOURCE 700 2#include <stdint.h> 3#include <stdio.h> 4#include "mtest.h" 5 6static struct di_d t[] = { 7#include "sanity/yn.h" 8#include "special/yn.h" 9}; 10 11int main(void) 12{ 13 #pragma STDC FENV_ACCESS ON 14 double y; 15 float d; 16 int e, i, err = 0; 17 struct di_d *p; 18 19 for (i = 0; i < sizeof t/sizeof *t; i++) { 20 p = t + i; 21 22 if (p->r < 0) 23 continue; 24 fesetround(p->r); 25 feclearexcept(FE_ALL_EXCEPT); 26 y = yn(p->i, p->x); 27 e = fetestexcept(INEXACT|INVALID|DIVBYZERO|UNDERFLOW|OVERFLOW); 28 29#ifndef __aarch64__ 30 if (!checkexcept(e, p->e, p->r)) { 31 printf("%s:%d: bad fp exception: %s yn(%lld, %a)=%a, want %s", 32 p->file, p->line, rstr(p->r), p->i, p->x, p->y, estr(p->e)); 33 printf(" got %s\n", estr(e)); 34 err++; 35 } 36#endif 37 d = ulperr(y, p->y, p->dy); 38 if ((!(p->x < 0) && !checkulp(d, p->r)) || (p->x < 0 && !isnan(y) && y != -inf)) { 39 printf("%s:%d: %s yn(%lld, %a) want %a got %a, ulperr %.3f = %a + %a\n", 40 p->file, p->line, rstr(p->r), p->i, p->x, p->y, y, d, d-p->dy, p->dy); 41 err++; 42 } 43 } 44 return !!err; 45} 46