gcc/testsuite/gcc.target/powerpc/pr108699.c

   1 /* { dg-run } */
   2 /* { dg-options "-O2 -ftree-vectorize -fno-vect-cost-model" } */
   3
   4 #define N 16
   5
   6 unsigned long long vals[N];
   7 unsigned int res[N];
   8 unsigned int expects[N] = {0, 1, 1, 1, 1, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0};
   9
  10 unsigned long long inputs[N]
  11   = {0x0000000000000000ULL, 0x0000000000000001ULL, 0x8000000000000000ULL,
  12      0x0000000000000002ULL, 0x4000000000000000ULL, 0x0000000100000000ULL,
  13      0x0000000080000000ULL, 0xa5a5a5a5a5a5a5a5ULL, 0x5a5a5a5a5a5a5a5aULL,
  14      0xcafecafe00000000ULL, 0x0000cafecafe0000ULL, 0x00000000cafecafeULL,
  15      0x8070600000000000ULL, 0xffffffffffffffffULL};
  16
  17 __attribute__ ((noipa)) void
  18 init ()
  19 {
  20   for (int i = 0; i < N; i++)
  21     vals[i] = inputs[i];
  22 }
  23
  24 __attribute__ ((noipa)) void
  25 do_parity ()
  26 {
  27   for (int i = 0; i < N; i++)
  28     res[i] = __builtin_parityll (vals[i]);
  29 }
  30
  31 int
  32 main (void)
  33 {
  34   init ();
  35   do_parity ();
  36   for (int i = 0; i < N; i++)
  37     if (res[i] != expects[i])
  38       __builtin_abort();
  39
  40   return 0;
  41 }
  42