gcc/testsuite/gcc.target/aarch64/sve/struct_vect_20_run.c

   1 /* { dg-do run { target aarch64_sve_hw } } */
   2 /* { dg-options "-O2 -ftree-vectorize" } */
   3
   4 #include "struct_vect_20.c"
   5
   6 #undef TEST_LOOP
   7 #define TEST_LOOP(NAME, TYPE)                           \
   8   {                                                     \
   9     TYPE out[N];                                        \
  10     TYPE in[N * 2];                                     \
  11     for (int i = 0; i < N; ++i)                         \
  12       {                                                 \
  13         out[i] = i * 7 / 2;                             \
  14         asm volatile ("" ::: "memory");                 \
  15       }                                                 \
  16     for (int i = 0; i < N * 2; ++i)                     \
  17       {                                                 \
  18         in[i] = i * 9 / 2;                              \
  19         asm volatile ("" ::: "memory");                 \
  20       }                                                 \
  21     NAME (out, in);                                     \
  22     for (int i = 0; i < N; ++i)                         \
  23       {                                                 \
  24         TYPE expected = i * 7 / 2 + in[i * 2];          \
  25         if (out[i] != expected)                         \
  26           __builtin_abort ();                           \
  27         asm volatile ("" ::: "memory");                 \
  28       }                                                 \
  29   }
  30
  31 int __attribute__ ((optimize (1)))
  32 main (void)
  33 {
  34   TEST (test);
  35   return 0;
  36 }