1#include <stdint.h> 2#include <stdio.h> 3#include "mtest.h" 4 5static struct d_d t[] = { 6#include "crlibm/log1p.h" 7#include "sanity/log1p.h" 8#include "special/log1p.h" 9 10}; 11 12int main(void) 13{ 14 #pragma STDC FENV_ACCESS ON 15 double y; 16 float d; 17 int e, i, err = 0; 18 struct d_d *p; 19 20 for (i = 0; i < sizeof t/sizeof *t; i++) { 21 p = t + i; 22 23 if (p->r < 0) 24 continue; 25 fesetround(p->r); 26 feclearexcept(FE_ALL_EXCEPT); 27 y = log1p(p->x); 28 e = fetestexcept(INEXACT|INVALID|DIVBYZERO|UNDERFLOW|OVERFLOW); 29 30#ifndef __aarch64__ 31 if (!checkexcept(e, p->e, p->r)) { 32 printf("%s:%d: bad fp exception: %s log1p(%a)=%a, want %s", 33 p->file, p->line, rstr(p->r), p->x, p->y, estr(p->e)); 34 printf(" got %s\n", estr(e)); 35 err++; 36 } 37#endif 38 d = ulperr(y, p->y, p->dy); 39 if (!checkulp(d, p->r)) { 40 printf("%s:%d: %s log1p(%a) want %a got %a ulperr %.3f = %a + %a\n", 41 p->file, p->line, rstr(p->r), p->x, p->y, y, d, d-p->dy, p->dy); 42 err++; 43 } 44 } 45 return !!err; 46} 47