src/math/llrintl.c

   1 #include <stdint.h>
   2 #include <stdio.h>
   3 #include "mtest.h"
   4
   5 static struct l_i t[] = {
   6 #if LDBL_MANT_DIG == 53
   7 #include "sanity/llrint.h"
   8 #include "special/llrint.h"
   9
  10 #elif LDBL_MANT_DIG == 64
  11 #include "sanity/llrintl.h"
  12 #include "special/llrintl.h"
  13
  14 #endif
  15 };
  16
  17 int main(void)
  18 {
  19         #pragma STDC FENV_ACCESS ON
  20         long long yi;
  21         int e, i, err = 0;
  22         struct l_i *p;
  23
  24         for (i = 0; i < sizeof t/sizeof *t; i++) {
  25                 p = t + i;
  26
  27                 if (p->r < 0)
  28                         continue;
  29                 fesetround(p->r);
  30                 feclearexcept(FE_ALL_EXCEPT);
  31                 yi = llrintl(p->x);
  32                 e = fetestexcept(INEXACT|INVALID|DIVBYZERO|UNDERFLOW|OVERFLOW);
  33
  34                 if (!checkexcept(e, p->e, p->r)) {
  35                         printf("%s:%d: bad fp exception: %s llrintl(%La)=%lld, want %s",
  36                                 p->file, p->line, rstr(p->r), p->x, p->i, estr(p->e));
  37                         printf(" got %s\n", estr(e));
  38                         err++;
  39                 }
  40                 if (!(p->e&INVALID) && yi != p->i) {
  41                         printf("%s:%d: %s llrintl(%La) want %lld got %lld\n",
  42                                 p->file, p->line, rstr(p->r), p->x, p->i, yi);
  43                         err++;
  44                 }
  45         }
  46         return !!err;
  47 }