#include <stdint.h>
#include <stdio.h>
#include "mtest.h"
static struct dd_d t[] = {
#include "crlibm/pow.h"
#include "ucb/pow.h"
#include "sanity/pow.h"
#include "special/pow.h"
};
int main(void)
{
#pragma STDC FENV_ACCESS ON
double y;
float d;
int e, i, err = 0;
struct dd_d *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 = pow(p->x, p->x2);
e = fetestexcept(INEXACT|INVALID|DIVBYZERO|UNDERFLOW|OVERFLOW);
if (!checkexcept(e, p->e, p->r)) {
if (fabs(y) < 0x1p-1022 && (e|INEXACT) == (INEXACT|UNDERFLOW))
printf("X ");
else
err++;
printf("%s:%d: bad fp exception: %s pow(%a,%a)=%a, want %s",
p->file, p->line, rstr(p->r), p->x, p->x2, p->y, estr(p->e));
printf(" got %s\n", estr(e));
}
d = ulperr(y, p->y, p->dy);
if (!checkulp(d, p->r)) {
printf("%s:%d: %s pow(%a,%a) want %a got %a ulperr %.3f = %a + %a\n",
p->file, p->line, rstr(p->r), p->x, p->x2, p->y, y, d, d-p->dy, p->dy);
err++;
}
}
return !!err;
}