gcc/testsuite/gcc.dg/vect/vect-multitypes-16.c

   1 /* { dg-require-effective-target vect_long_long } */
   2
   3 #include <stdarg.h>
   4 #include "tree-vect.h"
   5
   6 #define N 64
   7
   8 char x[N] __attribute__ ((__aligned__(__BIGGEST_ALIGNMENT__))) = {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 foo (int len, long long *z) {
  12   int i;
  13
  14   for (i=0; i<len; i++) {
  15     z[i] = x[i];
  16   }
  17 }
  18
  19
  20 int main (void)
  21 {
  22   char i;
  23   long long z[N+4];
  24
  25   check_vect ();
  26
  27   foo (N,z+2);
  28
  29 #pragma GCC novector
  30   for (i=0; i<N; i++) {
  31     if (z[i+2] != x[i])
  32       abort ();
  33   }
  34
  35   return 0;
  36 }
  37
  38 /* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect" { target { { vect_unpack } || { vect_variable_length && vect_ext_char_longlong } } } } } */
  39 /* { dg-final { scan-tree-dump-times "vectorized 1 loops" 0 "vect" { target { { ! vect_unpack } && {! { vect_variable_length && vect_ext_char_longlong } } } } } } */
  40