gcc/testsuite/gcc.dg/vect/slp-multitypes-11.c

   1 /* { dg-require-effective-target vect_int } */
   2
   3 #include <stdarg.h>
   4 #include "tree-vect.h"
   5
   6 #define N 18
   7
   8 struct s
   9 {
  10   int a;
  11   int b;
  12   int c;
  13 };
  14
  15 char in[N*3] = {0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47,48,49,50,51,52,53};
  16
  17 __attribute__ ((noinline)) int
  18 main1 ()
  19 {
  20   int i;
  21   struct s out[N];
  22
  23   for (i = 0; i < N; i++)
  24     {
  25       out[i].a = (int) in[i*3] + 1;
  26       out[i].b = (int) in[i*3 + 1] + 2;
  27       out[i].c = (int) in[i*3 + 2] + 3;
  28     }
  29
  30   /* check results:  */
  31   for (i = 0; i < N; i++)
  32     {
  33       if (out[i].a !=  (int) in[i*3] + 1
  34          || out[i].b != (int) in[i*3 + 1] + 2
  35          || out[i].c != (int) in[i*3 + 2] + 3)
  36         abort ();
  37     }
  38
  39   return 0;
  40 }
  41
  42 int main (void)
  43 {
  44   check_vect ();
  45
  46   main1 ();
  47
  48   return 0;
  49 }
  50
  51 /* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect"  { target vect_unpack } } } */
  52 /* { dg-final { scan-tree-dump-times "vectorizing stmts using SLP" 1 "vect"  { target vect_unpack } } } */
  53 /* { dg-final { cleanup-tree-dump "vect" } } */
  54