gcc/testsuite/gcc.dg/vect/vect-22.c

   1 /* { dg-require-effective-target vect_int } */
   2 /* { dg-require-effective-target vect_float } */
   3 /* { dg-add-options bind_pic_locally } */
   4
   5 #include <stdarg.h>
   6 #include "tree-vect.h"
   7
   8 #define N 64
   9
  10   int ia[N];
  11   int ib[N]=
  12     {1,1,0,0,1,0,1,0,
  13      1,1,0,0,1,0,1,0,
  14      1,1,0,0,1,0,1,0,
  15      1,1,0,0,1,0,1,0,
  16      1,1,0,0,1,0,1,0,
  17      1,1,0,0,1,0,1,0,
  18      1,1,0,0,1,0,1,0,
  19      1,1,0,0,1,0,1,0};
  20
  21   signed char ca[N];
  22   signed char cb[N] =
  23     {1,1,0,0,1,0,1,0,
  24      1,1,0,0,1,0,1,0,
  25      1,1,0,0,1,0,1,0,
  26      1,1,0,0,1,0,1,0,
  27      1,1,0,0,1,0,1,0,
  28      1,1,0,0,1,0,1,0,
  29      1,1,0,0,1,0,1,0,
  30      1,1,0,0,1,0,1,0};
  31
  32   short sa[N];
  33   short sb[N] =
  34     {1,1,0,0,1,0,1,0,
  35      1,1,0,0,1,0,1,0,
  36      1,1,0,0,1,0,1,0,
  37      1,1,0,0,1,0,1,0,
  38      1,1,0,0,1,0,1,0,
  39      1,1,0,0,1,0,1,0,
  40      1,1,0,0,1,0,1,0,
  41      1,1,0,0,1,0,1,0};
  42
  43   float fa[N];
  44   float fb[N] =
  45     {1,1,0,0,1,0,1,0,
  46      1,1,0,0,1,0,1,0,
  47      1,1,0,0,1,0,1,0,
  48      1,1,0,0,1,0,1,0,
  49      1,1,0,0,1,0,1,0,
  50      1,1,0,0,1,0,1,0,
  51      1,1,0,0,1,0,1,0,
  52      1,1,0,0,1,0,1,0};
  53
  54 __attribute__ ((noinline)) int
  55 main1 ()
  56 {
  57   int i;
  58   /* Check ints.  */
  59
  60   for (i = 0; i < N; i++)
  61     {
  62       ia[i] = -ib[i];
  63     }
  64
  65   /* check results:  */
  66   for (i = 0; i <N; i++)
  67     {
  68       if (ia[i] != -ib[i])
  69         abort ();
  70     }
  71
  72   /* Check chars.  */
  73
  74   for (i = 0; i < N; i++)
  75     {
  76       ca[i] = -cb[i];
  77     }
  78
  79   /* check results:  */
  80   for (i = 0; i <N; i++)
  81     {
  82       if (ca[i] != -cb[i])
  83         abort ();
  84     }
  85
  86   /* Check shorts.  */
  87
  88   for (i = 0; i < N; i++)
  89     {
  90       sa[i] = -sb[i];
  91     }
  92
  93   /* check results:  */
  94   for (i = 0; i <N; i++)
  95     {
  96       if (sa[i] != -sb[i])
  97         abort ();
  98     }
  99
 100   /* Check floats.  */
 101
 102   for (i = 0; i < N; i++)
 103     {
 104       fa[i] = -fb[i];
 105     }
 106
 107   /* check results:  */
 108   for (i = 0; i <N; i++)
 109     {
 110       if (fa[i] != -fb[i])
 111         abort ();
 112     }
 113
 114   return 0;
 115 }
 116
 117 int main (void)
 118 {
 119   check_vect ();
 120
 121   return main1 ();
 122 }
 123
 124 /* { dg-final { scan-tree-dump-times "vectorized 4 loops" 1 "vect" } } */
 125 /* { dg-final { scan-tree-dump-times "Vectorizing an unaligned access" 0 "vect" } } */
 126