gcc/testsuite/gcc.dg/vect/vect-simd-clone-4.c

   1 /* { dg-require-effective-target vect_simd_clones } */
   2 /* { dg-additional-options "-fopenmp-simd" } */
   3 /* { dg-additional-options "-mavx" { target avx_runtime } } */
   4
   5 #include "tree-vect.h"
   6
   7 #ifndef N
   8 #define N 1024
   9 #endif
  10
  11 float d[N];
  12 int e[N];
  13 unsigned short f[N];
  14
  15 #pragma omp declare simd simdlen(8) notinbranch uniform(b)
  16 __attribute__((noinline)) float
  17 foo (float a, float b, float c)
  18 {
  19   if (a < 30)
  20     return 5.0f;
  21   return a + b + c;
  22 }
  23
  24 __attribute__((noinline, noclone)) void
  25 bar ()
  26 {
  27   int i;
  28 #pragma omp simd
  29   for (i = 0; i < N; ++i)
  30     {
  31       d[i] = foo (i, 123, i * 3);
  32       e[i] = e[i] * 3;
  33       f[i] = f[i] + 1;
  34     }
  35 }
  36
  37 int
  38 main ()
  39 {
  40   int i;
  41   check_vect ();
  42   bar ();
  43   for (i = 0; i < N; i++)
  44     if (d[i] != (i < 30 ? 5.0f : i * 4 + 123.0f) || e[i] || f[i] != 1)
  45       abort ();
  46   return 0;
  47 }
  48