gcc/testsuite/gcc.target/powerpc/sse4_1-round.h

   1 #include <fenv.h>
   2 #include <smmintrin.h>
   3 #include "sse4_1-check.h"
   4
   5 #define DIM(a) (sizeof (a) / sizeof (a)[0])
   6
   7 static int modes[] = { FE_TONEAREST, FE_UPWARD, FE_DOWNWARD, FE_TOWARDZERO };
   8
   9 static void
  10 TEST (void)
  11 {
  12   int i, j, ri, round_save;
  13
  14   round_save = fegetround ();
  15   for (ri = 0; ri < DIM (modes); ri++) {
  16     fesetround (modes[ri]);
  17     for (i = 0; i < DIM (data); i++) {
  18       union value guess;
  19       guess.x = ROUND_INTRIN (data[i].value.x, /* Ignored.  */);
  20       for (j = 0; j < DIM (data[i].value.f); j++) {
  21         if (guess.f[j] != data[i].answer[j])
  22           abort ();
  23       }
  24     }
  25   }
  26   fesetround (round_save);
  27 }