gcc/testsuite/gcc.dg/vect/costmodel/ppc/costmodel-bb-slp-9a.c

   1 /* { dg-require-effective-target vect_int } */
   2
   3 #include <stdarg.h>
   4 #include "../../tree-vect.h"
   5
   6 #define N 16
   7
   8 unsigned int out[N];
   9 unsigned int in[N] = {0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15};
  10
  11 __attribute__ ((noinline)) int
  12 main1 (unsigned int x, unsigned int y)
  13 {
  14   int i;
  15   unsigned int *pin = &in[1];
  16   unsigned int *pout = &out[0];
  17   unsigned int a0, a1, a2, a3;
  18
  19   /* Misaligned load.  */
  20   *pout++ = *pin++;
  21   *pout++ = *pin++;
  22   *pout++ = *pin++;
  23   *pout++ = *pin++;
  24
  25   /* Check results.  */
  26   if (out[0] != in[1]
  27       || out[1] != in[2]
  28       || out[2] != in[3]
  29       || out[3] != in[4])
  30     abort();
  31
  32   return 0;
  33 }
  34
  35 int main (void)
  36 {
  37   check_vect ();
  38
  39   main1 (2, 3);
  40
  41   return 0;
  42 }
  43
  44 /* { dg-final { scan-tree-dump-times "basic block vectorized using SLP" 1 "slp2"  { xfail  vect_no_align } } } */
  45 /* { dg-final { cleanup-tree-dump "slp2" } } */
  46