gcc/testsuite/gcc.dg/vect/slp-multitypes-8.c

   1 /* { dg-require-effective-target vect_int } */
   2
   3 #include <stdarg.h>
   4 #include "tree-vect.h"
   5
   6 #define N 8
   7
   8 char in[N*8] = {0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47,48,49,50,51,52,53,54,55,56,57,58,59,60,61,62,63};
   9
  10 __attribute__ ((noinline)) int
  11 main1 ()
  12 {
  13   int i;
  14   int out[N*8];
  15
  16   for (i = 0; i < N*4; i++)
  17     {
  18       out[i*2] = (int) in[i*2] + 1;
  19       out[i*2 + 1] = (int) in[i*2 + 1] + 2;
  20     }
  21
  22   /* check results:  */
  23 #pragma GCC novector
  24   for (i = 0; i < N*4; i++)
  25     {
  26       if (out[i*2] !=  (int) in[i*2] + 1
  27          || out[i*2 + 1] != (int) in[i*2 + 1] + 2)
  28         abort ();
  29     }
  30
  31   return 0;
  32 }
  33
  34 int main (void)
  35 {
  36   check_vect ();
  37
  38   main1 ();
  39
  40   return 0;
  41 }
  42
  43 /* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect"  { target vect_unpack } } } */
  44 /* { dg-final { scan-tree-dump-times "vectorizing stmts using SLP" 1 "vect"  { target vect_unpack } } } */
  45