gcc/testsuite/gcc.dg/ia64-asm-1.c

   1 /* { dg-do run { target ia64-*-* } } */
   2 /* { dg-options } */
   3
   4 extern void abort (void);
   5
   6 /* Test that "=S" properly avoids the post-increment on the memory address.  */
   7
   8 static void foo(int *x)
   9 {
  10   long i;
  11   for (i = 0; i < 100; ++i)
  12     __asm__("st4 %0 = r0" : "=S"(x[i]));
  13 }
  14
  15 int main()
  16 {
  17   int array[100];
  18   long i;
  19
  20   for (i = 0; i < 100; ++i)
  21     array[i] = -1;
  22
  23   foo(array);
  24
  25   for (i = 0; i < 100; ++i)
  26     if (array[i])
  27       abort ();
  28   return 0;
  29 }