gcc/testsuite/gcc.target/i386/avx-vtestps-2.c

   1 /* { dg-do run } */
   2 /* { dg-require-effective-target avx } */
   3 /* { dg-options "-O2 -mavx -DNEED_IEEE754_FLOAT" } */
   4
   5 #include "avx-check.h"
   6
   7 static void
   8 avx_test ()
   9 {
  10     int i;
  11     union128 source1, source2;
  12     float s1[4] = {0, -5463, 86456, 0};
  13     float s2[4] = {0, -1223, 0,     0};
  14     int   d[1];
  15     int   e[1];
  16
  17     source1.x = _mm_loadu_ps(s1);
  18     source2.x = _mm_loadu_ps(s2);
  19     d[0] = _mm_testc_ps(source1.x, source2.x);
  20
  21     e[0] = 1;
  22     for (i = 0; i < 4; i++) {
  23         union ieee754_float u1, u2;
  24         u1.d = s1[i];
  25         u2.d = s2[i];
  26         if (!u1.bits.sign && u2.bits.sign)
  27             e[0] = 0;
  28     }
  29
  30     if (checkVi (d, e, 1))
  31       abort ();
  32 }
  33