gcc/testsuite/gcc.dg/vect/vect-simd-clone-3.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 int d[N], e[N];
  12
  13 #pragma omp declare simd simdlen(4) notinbranch uniform(b) linear(c:3)
  14 __attribute__((noinline)) int
  15 foo (int a, int b, int c)
  16 {
  17   if (a < 30)
  18     return 5;
  19   return a + b + c;
  20 }
  21
  22 __attribute__((noinline, noclone)) void
  23 bar ()
  24 {
  25   int i;
  26 #pragma omp simd
  27   for (i = 0; i < N; ++i)
  28     {
  29       d[i] = foo (i, 123, i * 3);
  30       e[i] = e[i] + i;
  31     }
  32 }
  33
  34 int
  35 main ()
  36 {
  37   int i;
  38   check_vect ();
  39   bar ();
  40   for (i = 0; i < N; i++)
  41     if (d[i] != (i < 30 ? 5 : i * 4 + 123) || e[i] != i)
  42       abort ();
  43   return 0;
  44 }
  45