gcc/testsuite/gcc.dg/torture/pr71532.c

   1 /* PR rtl-optimization/71532 */
   2 /* { dg-do run } */
   3 /* { dg-additional-options "-mtune=slm" { target i?86-*-* x86_64-*-* } } */
   4
   5 __attribute__((noinline, noclone, pure)) int
   6 foo (int a, int b, int c, int d, int e, int f, int g, int h, int i, int j, int k, int l)
   7 {
   8   a++; b++; c++; d++; e++; f++; g++; h++; i++; j++; k++; l++;
   9   asm volatile ("" : : "g" (&a), "g" (&b), "g" (&c), "g" (&d) : "memory");
  10   asm volatile ("" : : "g" (&e), "g" (&f), "g" (&g), "g" (&h) : "memory");
  11   asm volatile ("" : : "g" (&i), "g" (&j), "g" (&k), "g" (&l) : "memory");
  12   return a + b + c + d + e + f + g + h + i + j + k + l;
  13 }
  14
  15 __attribute__((noinline, noclone, pure)) int
  16 bar (int a, int b, int c, int d, int e, int f, int g, int h, int i, int j, int k, int l)
  17 {
  18   a++; b++; c++; d++; e++; f++; g++; h++; i++; j++; k++; l++;
  19   asm volatile ("" : : "g" (&a), "g" (&b), "g" (&c), "g" (&d) : "memory");
  20   asm volatile ("" : : "g" (&e), "g" (&f), "g" (&g), "g" (&h) : "memory");
  21   asm volatile ("" : : "g" (&i), "g" (&j), "g" (&k), "g" (&l) : "memory");
  22   return 2 * a + b + c + d + e + f + g + h + i + j + k + l;
  23 }
  24
  25 __attribute__((noinline, noclone)) int
  26 test ()
  27 {
  28   int a = foo (1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12);
  29   a += bar (1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12);
  30   return a;
  31 }
  32
  33 int
  34 main ()
  35 {
  36   if (test () != 182)
  37     __builtin_abort ();
  38   return 0;
  39 }