gcc/testsuite/gcc.dg/vect/pr61194.c

   1 /* { dg-require-effective-target vect_cond_mixed } */
   2 /* { dg-require-effective-target vect_float } */
   3
   4 #include "tree-vect.h"
   5
   6 static float x[1024];
   7 static float y[1024];
   8 static float z[1024];
   9 static float w[1024];
  10
  11 void __attribute__((noinline,noclone)) barX()
  12 {
  13   int i;
  14   for (i=0; i<1024; ++i)
  15     z[i] = ((x[i]>0) & (w[i]<0)) ? z[i] : y[i];
  16 }
  17
  18 int main()
  19 {
  20   int i;
  21
  22   check_vect ();
  23
  24   for (i = 0; i < 1024; ++i)
  25     {
  26       x[i] = -10 + i;
  27       w[i] = 100 - i;
  28       z[i] = 0.;
  29       y[i] = 1.;
  30       __asm__ volatile ("" : : : "memory");
  31     }
  32
  33   barX();
  34
  35 #pragma GCC novector
  36   for (i = 0; i < 1024; ++i)
  37     if (z[i] != ((x[i]>0 && w[i]<0) ? 0. : 1.))
  38       abort ();
  39
  40   return 0;
  41 }
  42
  43 /* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect" } } */