slp-11c.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 int
   9 main1 ()
  10 {
  11   int i;
  12   unsigned int 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};
  13   float out[N*8];
  14
  15   /* Different operations - not SLPable.  */
  16   for (i = 0; i < N*4; i++)
  17     {
  18       out[i*2] = ((float) in[i*2] * 2 + 6) ;
  19       out[i*2 + 1] = (float) (in[i*2 + 1] * 3 + 7);
  20     }
  21
  22   /* check results:  */
  23   for (i = 0; i < N*4; i++)
  24     {
  25       if (out[i*2] !=  ((float) in[i*2] * 2 + 6)
  26          || out[i*2 + 1] != (float) (in[i*2 + 1] * 3 + 7))
  27         abort ();
  28     }
  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_uintfloat_cvt && vect_strided2 } && vect_int_mult } } } } */
  44 /* { dg-final { scan-tree-dump-times "vectorized 0 loops" 1 "vect" { target { ! { { vect_uintfloat_cvt && vect_strided2 } && vect_int_mult } } } } } */
  45 /* { dg-final { scan-tree-dump-times "vectorizing stmts using SLP" 0  "vect"  } } */
  46 /* { dg-final { cleanup-tree-dump "vect" } } */