vect-vfa-01.c

   1 /* { dg-require-effective-target vect_int } */
   2
   3 #include <stdarg.h>
   4 #include "tree-vect.h"
   5
   6 #define N 16
   7 int result[N] = {12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27};
   8 int X[N] = {10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25};
   9 int Y[N] = {};
  10
  11 __attribute__ ((noinline)) void
  12 foo (int *in, int *out)
  13 {
  14   int i;
  15
  16   for (i = 0; i < N; i++)
  17     out[i] = in[i] + 2;
  18 }
  19
  20 int
  21 main (void)
  22 {
  23   int i;
  24
  25   check_vect ();
  26
  27   foo (X, Y);
  28
  29   /* check results:  */
  30   for (i = 0; i < N; i++)
  31     {
  32       if (Y[i] != result[i])
  33         abort ();
  34     }
  35   return 0;
  36 }
  37
  38 /* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect" } } */
  39 /* { dg-final { cleanup-tree-dump "vect" } } */