sys/arch/pmax/test/fp.c

   1 #include <stdio.h>
   2
   3 union {
   4         unsigned w;
   5         float   f;
   6 } uf;
   7
   8 union {
   9         unsigned w[2];
  10         double  d;
  11 } ud;
  12
  13 /*
  14  * Read test vectors from file and test the fp emulation by
  15  * comparing it with the hardware.
  16  */
  17 main(argc, argv)
  18         int argc;
  19         char **argv;
  20 {
  21
  22         while (scanf("%lf", &ud.d) == 1) {
  23                 uf.f = ud.d;
  24                 printf("%g = (%x,%x) (%x)\n", ud.d, ud.w[1], ud.w[0], uf.w);
  25         }
  26         exit(0);
  27 }