gcc/testsuite/gcc.target/i386/vect-double-1.c

   1 /* { dg-do compile } */
   2 /* { dg-skip-if "" { *-*-* } { "-march=*" } { "-march=core2" } } */
   3 /* { dg-options "-O2 -ftree-vectorize -mfpmath=sse -march=core2 -fdump-tree-vect-stats" } */
   4 /* { dg-add-options bind_pic_locally } */
   5
   6 extern void abort (void);
   7
   8 #ifndef STATIC
   9 #define STATIC
  10 #endif
  11
  12 #define N 16
  13
  14 double cb[N] = {0,3,6,9,12,15,18,21,24,27,30,33,36,39,42,45};
  15 double ca[N];
  16
  17 STATIC void
  18 __attribute__ ((noinline))
  19 sse2_test (void)
  20 {
  21   int i;
  22
  23   for (i = 0; i < N; i++)
  24     {
  25       ca[i] = cb[i];
  26     }
  27
  28   /* check results:  */
  29   for (i = 0; i < N; i++)
  30     {
  31       if (ca[i] != cb[i])
  32         abort ();
  33     }
  34 }
  35
  36 /* { dg-final { scan-tree-dump-times "Vectorized loops: 1" 1 "vect" } } */